/* * Copyright (C) 2007 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.android.calendar; import android.animation.Animator; import android.animation.AnimatorListenerAdapter; import android.animation.ObjectAnimator; import android.animation.ValueAnimator; import android.app.AlertDialog; import android.app.Service; import android.content.ContentResolver; import android.content.ContentUris; import android.content.Context; import android.content.DialogInterface; import android.content.res.Resources; import android.content.res.TypedArray; import android.database.Cursor; import android.graphics.Canvas; import android.graphics.Paint; import android.graphics.Paint.Align; import android.graphics.Paint.Style; import android.graphics.Rect; import android.graphics.Typeface; import android.graphics.drawable.Drawable; import android.net.Uri; import android.os.Handler; import android.provider.CalendarContract.Attendees; import android.provider.CalendarContract.Calendars; import android.provider.CalendarContract.Events; import android.text.Layout.Alignment; import android.text.SpannableStringBuilder; import android.text.StaticLayout; import android.text.TextPaint; import android.text.TextUtils; import android.text.format.DateFormat; import android.text.format.DateUtils; import android.text.format.Time; import android.text.style.StyleSpan; import android.util.Log; import android.view.ContextMenu; import android.view.ContextMenu.ContextMenuInfo; import android.view.GestureDetector; import android.view.Gravity; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.MenuItem; import android.view.MotionEvent; import android.view.ScaleGestureDetector; import android.view.View; import android.view.ViewConfiguration; import android.view.ViewGroup; import android.view.WindowManager; import android.view.accessibility.AccessibilityEvent; import android.view.accessibility.AccessibilityManager; import android.view.animation.AccelerateDecelerateInterpolator; import android.view.animation.Animation; import android.view.animation.Interpolator; import android.view.animation.TranslateAnimation; import android.widget.EdgeEffect; import android.widget.ImageView; import android.widget.OverScroller; import android.widget.PopupWindow; import android.widget.TextView; import android.widget.ViewSwitcher; import com.android.calendar.CalendarController.EventType; import com.android.calendar.CalendarController.ViewType; import java.util.ArrayList; import java.util.Arrays; import java.util.Calendar; import java.util.Formatter; import java.util.Locale; import java.util.regex.Matcher; import java.util.regex.Pattern; /** * View for multi-day view. So far only 1 and 7 day have been tested. */ public class DayView extends View implements View.OnCreateContextMenuListener, ScaleGestureDetector.OnScaleGestureListener, View.OnClickListener, View.OnLongClickListener { private static String TAG = "DayView"; private static boolean DEBUG = false; private static boolean DEBUG_SCALING = false; private static final String PERIOD_SPACE = ". "; private static float mScale = 0; // Used for supporting different screen densities private static final long INVALID_EVENT_ID = -1; //This is used for remembering a null event // Duration of the allday expansion private static final long ANIMATION_DURATION = 400; // duration of the more allday event text fade private static final long ANIMATION_SECONDARY_DURATION = 200; // duration of the scroll to go to a specified time private static final int GOTO_SCROLL_DURATION = 200; // duration for events' cross-fade animation private static final int EVENTS_CROSS_FADE_DURATION = 400; // duration to show the event clicked private static final int CLICK_DISPLAY_DURATION = 50; private static final int MENU_DAY = 3; private static final int MENU_EVENT_VIEW = 5; private static final int MENU_EVENT_CREATE = 6; private static final int MENU_EVENT_EDIT = 7; private static final int MENU_EVENT_DELETE = 8; private static int DEFAULT_CELL_HEIGHT = 64; private static int MAX_CELL_HEIGHT = 150; private static int MIN_Y_SPAN = 100; private boolean mOnFlingCalled; private boolean mStartingScroll = false; protected boolean mPaused = true; private Handler mHandler; /** * ID of the last event which was displayed with the toast popup. * * This is used to prevent popping up multiple quick views for the same event, especially * during calendar syncs. This becomes valid when an event is selected, either by default * on starting calendar or by scrolling to an event. It becomes invalid when the user * explicitly scrolls to an empty time slot, changes views, or deletes the event. */ private long mLastPopupEventID; protected Context mContext; private static final String[] CALENDARS_PROJECTION = new String[] { Calendars._ID, // 0 Calendars.CALENDAR_ACCESS_LEVEL, // 1 Calendars.OWNER_ACCOUNT, // 2 }; private static final int CALENDARS_INDEX_ACCESS_LEVEL = 1; private static final int CALENDARS_INDEX_OWNER_ACCOUNT = 2; private static final String CALENDARS_WHERE = Calendars._ID + "=%d"; private static final int FROM_NONE = 0; private static final int FROM_ABOVE = 1; private static final int FROM_BELOW = 2; private static final int FROM_LEFT = 4; private static final int FROM_RIGHT = 8; private static final int ACCESS_LEVEL_NONE = 0; private static final int ACCESS_LEVEL_DELETE = 1; private static final int ACCESS_LEVEL_EDIT = 2; private static int mHorizontalSnapBackThreshold = 128; private final ContinueScroll mContinueScroll = new ContinueScroll(); // Make this visible within the package for more informative debugging Time mBaseDate; private Time mCurrentTime; //Update the current time line every five minutes if the window is left open that long private static final int UPDATE_CURRENT_TIME_DELAY = 300000; private final UpdateCurrentTime mUpdateCurrentTime = new UpdateCurrentTime(); private int mTodayJulianDay; private final Typeface mBold = Typeface.DEFAULT_BOLD; private int mFirstJulianDay; private int mLoadedFirstJulianDay = -1; private int mLastJulianDay; private int mMonthLength; private int mFirstVisibleDate; private int mFirstVisibleDayOfWeek; private int[] mEarliestStartHour; // indexed by the week day offset private boolean[] mHasAllDayEvent; // indexed by the week day offset private String mEventCountTemplate; private Event mClickedEvent; // The event the user clicked on private Event mSavedClickedEvent; private static int mOnDownDelay; private int mClickedYLocation; private long mDownTouchTime; private int mEventsAlpha = 255; private ObjectAnimator mEventsCrossFadeAnimation; protected static StringBuilder mStringBuilder = new StringBuilder(50); // TODO recreate formatter when locale changes protected static Formatter mFormatter = new Formatter(mStringBuilder, Locale.getDefault()); private final Runnable mTZUpdater = new Runnable() { @Override public void run() { String tz = Utils.getTimeZone(mContext, this); mBaseDate.timezone = tz; mBaseDate.normalize(true); mCurrentTime.switchTimezone(tz); invalidate(); } }; // Sets the "clicked" color from the clicked event private final Runnable mSetClick = new Runnable() { @Override public void run() { mClickedEvent = mSavedClickedEvent; mSavedClickedEvent = null; DayView.this.invalidate(); } }; // Clears the "clicked" color from the clicked event and launch the event private final Runnable mClearClick = new Runnable() { @Override public void run() { if (mClickedEvent != null) { mController.sendEventRelatedEvent(this, EventType.VIEW_EVENT, mClickedEvent.id, mClickedEvent.startMillis, mClickedEvent.endMillis, DayView.this.getWidth() / 2, mClickedYLocation, getSelectedTimeInMillis()); } mClickedEvent = null; DayView.this.invalidate(); } }; private final TodayAnimatorListener mTodayAnimatorListener = new TodayAnimatorListener(); class TodayAnimatorListener extends AnimatorListenerAdapter { private volatile Animator mAnimator = null; private volatile boolean mFadingIn = false; @Override public void onAnimationEnd(Animator animation) { synchronized (this) { if (mAnimator != animation) { animation.removeAllListeners(); animation.cancel(); return; } if (mFadingIn) { if (mTodayAnimator != null) { mTodayAnimator.removeAllListeners(); mTodayAnimator.cancel(); } mTodayAnimator = ObjectAnimator .ofInt(DayView.this, "animateTodayAlpha", 255, 0); mAnimator = mTodayAnimator; mFadingIn = false; mTodayAnimator.addListener(this); mTodayAnimator.setDuration(600); mTodayAnimator.start(); } else { mAnimateToday = false; mAnimateTodayAlpha = 0; mAnimator.removeAllListeners(); mAnimator = null; mTodayAnimator = null; invalidate(); } } } public void setAnimator(Animator animation) { mAnimator = animation; } public void setFadingIn(boolean fadingIn) { mFadingIn = fadingIn; } } AnimatorListenerAdapter mAnimatorListener = new AnimatorListenerAdapter() { @Override public void onAnimationStart(Animator animation) { mScrolling = true; } @Override public void onAnimationCancel(Animator animation) { mScrolling = false; } @Override public void onAnimationEnd(Animator animation) { mScrolling = false; resetSelectedHour(); invalidate(); } }; /** * This variable helps to avoid unnecessarily reloading events by keeping * track of the start millis parameter used for the most recent loading * of events. If the next reload matches this, then the events are not * reloaded. To force a reload, set this to zero (this is set to zero * in the method clearCachedEvents()). */ private long mLastReloadMillis; private ArrayList mEvents = new ArrayList(); private ArrayList mAllDayEvents = new ArrayList(); private StaticLayout[] mLayouts = null; private StaticLayout[] mAllDayLayouts = null; private int mSelectionDay; // Julian day private int mSelectionHour; boolean mSelectionAllday; // Current selection info for accessibility private int mSelectionDayForAccessibility; // Julian day private int mSelectionHourForAccessibility; private Event mSelectedEventForAccessibility; // Last selection info for accessibility private int mLastSelectionDayForAccessibility; private int mLastSelectionHourForAccessibility; private Event mLastSelectedEventForAccessibility; /** Width of a day or non-conflicting event */ private int mCellWidth; // Pre-allocate these objects and re-use them private final Rect mRect = new Rect(); private final Rect mDestRect = new Rect(); private final Rect mSelectionRect = new Rect(); // This encloses the more allDay events icon private final Rect mExpandAllDayRect = new Rect(); // TODO Clean up paint usage private final Paint mPaint = new Paint(); private final Paint mEventTextPaint = new Paint(); private final Paint mSelectionPaint = new Paint(); private float[] mLines; private int mFirstDayOfWeek; // First day of the week private PopupWindow mPopup; private View mPopupView; // The number of milliseconds to show the popup window private static final int POPUP_DISMISS_DELAY = 3000; private final DismissPopup mDismissPopup = new DismissPopup(); private boolean mRemeasure = true; private final EventLoader mEventLoader; protected final EventGeometry mEventGeometry; private static float GRID_LINE_LEFT_MARGIN = 0; private static final float GRID_LINE_INNER_WIDTH = 1; private static final int DAY_GAP = 1; private static final int HOUR_GAP = 1; // This is the standard height of an allday event with no restrictions private static int SINGLE_ALLDAY_HEIGHT = 34; /** * This is the minimum desired height of a allday event. * When unexpanded, allday events will use this height. * When expanded allDay events will attempt to grow to fit all * events at this height. */ private static float MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT = 28.0F; // in pixels /** * This is how big the unexpanded allday height is allowed to be. * It will get adjusted based on screen size */ private static int MAX_UNEXPANDED_ALLDAY_HEIGHT = (int) (MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT * 4); /** * This is the minimum size reserved for displaying regular events. * The expanded allDay region can't expand into this. */ private static int MIN_HOURS_HEIGHT = 180; private static int ALLDAY_TOP_MARGIN = 1; // The largest a single allDay event will become. private static int MAX_HEIGHT_OF_ONE_ALLDAY_EVENT = 34; private static int HOURS_TOP_MARGIN = 2; private static int HOURS_LEFT_MARGIN = 2; private static int HOURS_RIGHT_MARGIN = 4; private static int HOURS_MARGIN = HOURS_LEFT_MARGIN + HOURS_RIGHT_MARGIN; private static int NEW_EVENT_MARGIN = 4; private static int NEW_EVENT_WIDTH = 2; private static int NEW_EVENT_MAX_LENGTH = 16; private static int CURRENT_TIME_LINE_SIDE_BUFFER = 4; private static int CURRENT_TIME_LINE_TOP_OFFSET = 2; /* package */ static final int MINUTES_PER_HOUR = 60; /* package */ static final int MINUTES_PER_DAY = MINUTES_PER_HOUR * 24; /* package */ static final int MILLIS_PER_MINUTE = 60 * 1000; /* package */ static final int MILLIS_PER_HOUR = (3600 * 1000); /* package */ static final int MILLIS_PER_DAY = MILLIS_PER_HOUR * 24; // More events text will transition between invisible and this alpha private static final int MORE_EVENTS_MAX_ALPHA = 0x4C; private static int DAY_HEADER_ONE_DAY_LEFT_MARGIN = 0; private static int DAY_HEADER_ONE_DAY_RIGHT_MARGIN = 5; private static int DAY_HEADER_ONE_DAY_BOTTOM_MARGIN = 6; private static int DAY_HEADER_RIGHT_MARGIN = 4; private static int DAY_HEADER_BOTTOM_MARGIN = 3; private static float DAY_HEADER_FONT_SIZE = 14; private static float DATE_HEADER_FONT_SIZE = 32; private static float NORMAL_FONT_SIZE = 12; private static float EVENT_TEXT_FONT_SIZE = 12; private static float HOURS_TEXT_SIZE = 12; private static float AMPM_TEXT_SIZE = 9; private static int MIN_HOURS_WIDTH = 96; private static int MIN_CELL_WIDTH_FOR_TEXT = 20; private static final int MAX_EVENT_TEXT_LEN = 500; // smallest height to draw an event with private static float MIN_EVENT_HEIGHT = 24.0F; // in pixels private static int CALENDAR_COLOR_SQUARE_SIZE = 10; private static int EVENT_RECT_TOP_MARGIN = 1; private static int EVENT_RECT_BOTTOM_MARGIN = 0; private static int EVENT_RECT_LEFT_MARGIN = 1; private static int EVENT_RECT_RIGHT_MARGIN = 0; private static int EVENT_RECT_STROKE_WIDTH = 2; private static int EVENT_TEXT_TOP_MARGIN = 2; private static int EVENT_TEXT_BOTTOM_MARGIN = 2; private static int EVENT_TEXT_LEFT_MARGIN = 6; private static int EVENT_TEXT_RIGHT_MARGIN = 6; private static int ALL_DAY_EVENT_RECT_BOTTOM_MARGIN = 1; private static int EVENT_ALL_DAY_TEXT_TOP_MARGIN = EVENT_TEXT_TOP_MARGIN; private static int EVENT_ALL_DAY_TEXT_BOTTOM_MARGIN = EVENT_TEXT_BOTTOM_MARGIN; private static int EVENT_ALL_DAY_TEXT_LEFT_MARGIN = EVENT_TEXT_LEFT_MARGIN; private static int EVENT_ALL_DAY_TEXT_RIGHT_MARGIN = EVENT_TEXT_RIGHT_MARGIN; // margins and sizing for the expand allday icon private static int EXPAND_ALL_DAY_BOTTOM_MARGIN = 10; // sizing for "box +n" in allDay events private static int EVENT_SQUARE_WIDTH = 10; private static int EVENT_LINE_PADDING = 4; private static int NEW_EVENT_HINT_FONT_SIZE = 12; private static int mEventTextColor; private static int mMoreEventsTextColor; private static int mWeek_saturdayColor; private static int mWeek_sundayColor; private static int mCalendarDateBannerTextColor; private static int mCalendarAmPmLabel; private static int mCalendarGridAreaSelected; private static int mCalendarGridLineInnerHorizontalColor; private static int mCalendarGridLineInnerVerticalColor; private static int mFutureBgColor; private static int mFutureBgColorRes; private static int mBgColor; private static int mNewEventHintColor; private static int mCalendarHourLabelColor; private static int mMoreAlldayEventsTextAlpha = MORE_EVENTS_MAX_ALPHA; private float mAnimationDistance = 0; private int mViewStartX; private int mViewStartY; private int mMaxViewStartY; private int mViewHeight; private int mViewWidth; private int mGridAreaHeight = -1; private static int mCellHeight = 0; // shared among all DayViews private static int mMinCellHeight = 32; private int mScrollStartY; private int mPreviousDirection; private static int mScaledPagingTouchSlop = 0; /** * Vertical distance or span between the two touch points at the start of a * scaling gesture */ private float mStartingSpanY = 0; /** Height of 1 hour in pixels at the start of a scaling gesture */ private int mCellHeightBeforeScaleGesture; /** The hour at the center two touch points */ private float mGestureCenterHour = 0; private boolean mRecalCenterHour = false; /** * Flag to decide whether to handle the up event. Cases where up events * should be ignored are 1) right after a scale gesture and 2) finger was * down before app launch */ private boolean mHandleActionUp = true; private int mHoursTextHeight; /** * The height of the area used for allday events */ private int mAlldayHeight; /** * The height of the allday event area used during animation */ private int mAnimateDayHeight = 0; /** * The height of an individual allday event during animation */ private int mAnimateDayEventHeight = (int) MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT; /** * Whether to use the expand or collapse icon. */ private static boolean mUseExpandIcon = true; /** * The height of the day names/numbers */ private static int DAY_HEADER_HEIGHT = 45; /** * The height of the day names/numbers for multi-day views */ private static int MULTI_DAY_HEADER_HEIGHT = DAY_HEADER_HEIGHT; /** * The height of the day names/numbers when viewing a single day */ private static int ONE_DAY_HEADER_HEIGHT = DAY_HEADER_HEIGHT; /** * Max of all day events in a given day in this view. */ private int mMaxAlldayEvents; /** * A count of the number of allday events that were not drawn for each day */ private int[] mSkippedAlldayEvents; /** * The number of allDay events at which point we start hiding allDay events. */ private int mMaxUnexpandedAlldayEventCount = 4; /** * Whether or not to expand the allDay area to fill the screen */ private static boolean mShowAllAllDayEvents = false; protected int mNumDays = 7; private int mNumHours = 10; /** Width of the time line (list of hours) to the left. */ private int mHoursWidth; private int mDateStrWidth; /** Top of the scrollable region i.e. below date labels and all day events */ private int mFirstCell; /** First fully visibile hour */ private int mFirstHour = -1; /** Distance between the mFirstCell and the top of first fully visible hour. */ private int mFirstHourOffset; private String[] mHourStrs; private String[] mDayStrs; private String[] mDayStrs2Letter; private boolean mIs24HourFormat; private final ArrayList mSelectedEvents = new ArrayList(); private boolean mComputeSelectedEvents; private boolean mUpdateToast; private Event mSelectedEvent; private Event mPrevSelectedEvent; private final Rect mPrevBox = new Rect(); protected final Resources mResources; protected final Drawable mCurrentTimeLine; protected final Drawable mCurrentTimeAnimateLine; protected final Drawable mTodayHeaderDrawable; protected final Drawable mExpandAlldayDrawable; protected final Drawable mCollapseAlldayDrawable; protected Drawable mAcceptedOrTentativeEventBoxDrawable; private String mAmString; private String mPmString; private static int sCounter = 0; ScaleGestureDetector mScaleGestureDetector; /** * The initial state of the touch mode when we enter this view. */ private static final int TOUCH_MODE_INITIAL_STATE = 0; /** * Indicates we just received the touch event and we are waiting to see if * it is a tap or a scroll gesture. */ private static final int TOUCH_MODE_DOWN = 1; /** * Indicates the touch gesture is a vertical scroll */ private static final int TOUCH_MODE_VSCROLL = 0x20; /** * Indicates the touch gesture is a horizontal scroll */ private static final int TOUCH_MODE_HSCROLL = 0x40; private int mTouchMode = TOUCH_MODE_INITIAL_STATE; /** * The selection modes are HIDDEN, PRESSED, SELECTED, and LONGPRESS. */ private static final int SELECTION_HIDDEN = 0; private static final int SELECTION_PRESSED = 1; // D-pad down but not up yet private static final int SELECTION_SELECTED = 2; private static final int SELECTION_LONGPRESS = 3; private int mSelectionMode = SELECTION_HIDDEN; private boolean mScrolling = false; // Pixels scrolled private float mInitialScrollX; private float mInitialScrollY; private boolean mAnimateToday = false; private int mAnimateTodayAlpha = 0; // Animates the height of the allday region ObjectAnimator mAlldayAnimator; // Animates the height of events in the allday region ObjectAnimator mAlldayEventAnimator; // Animates the transparency of the more events text ObjectAnimator mMoreAlldayEventsAnimator; // Animates the current time marker when Today is pressed ObjectAnimator mTodayAnimator; // whether or not an event is stopping because it was cancelled private boolean mCancellingAnimations = false; // tracks whether a touch originated in the allday area private boolean mTouchStartedInAlldayArea = false; private final CalendarController mController; private final ViewSwitcher mViewSwitcher; private final GestureDetector mGestureDetector; private final OverScroller mScroller; private final EdgeEffect mEdgeEffectTop; private final EdgeEffect mEdgeEffectBottom; private boolean mCallEdgeEffectOnAbsorb; private final int OVERFLING_DISTANCE; private float mLastVelocity; private final ScrollInterpolator mHScrollInterpolator; private AccessibilityManager mAccessibilityMgr = null; private boolean mIsAccessibilityEnabled = false; private boolean mTouchExplorationEnabled = false; private final String mNewEventHintString; public DayView(Context context, CalendarController controller, ViewSwitcher viewSwitcher, EventLoader eventLoader, int numDays) { super(context); mContext = context; initAccessibilityVariables(); mResources = context.getResources(); mNewEventHintString = mResources.getString(R.string.day_view_new_event_hint); mNumDays = numDays; DATE_HEADER_FONT_SIZE = (int) mResources.getDimension(R.dimen.date_header_text_size); DAY_HEADER_FONT_SIZE = (int) mResources.getDimension(R.dimen.day_label_text_size); ONE_DAY_HEADER_HEIGHT = (int) mResources.getDimension(R.dimen.one_day_header_height); DAY_HEADER_BOTTOM_MARGIN = (int) mResources.getDimension(R.dimen.day_header_bottom_margin); EXPAND_ALL_DAY_BOTTOM_MARGIN = (int) mResources.getDimension(R.dimen.all_day_bottom_margin); HOURS_TEXT_SIZE = (int) mResources.getDimension(R.dimen.hours_text_size); AMPM_TEXT_SIZE = (int) mResources.getDimension(R.dimen.ampm_text_size); MIN_HOURS_WIDTH = (int) mResources.getDimension(R.dimen.min_hours_width); HOURS_LEFT_MARGIN = (int) mResources.getDimension(R.dimen.hours_left_margin); HOURS_RIGHT_MARGIN = (int) mResources.getDimension(R.dimen.hours_right_margin); MULTI_DAY_HEADER_HEIGHT = (int) mResources.getDimension(R.dimen.day_header_height); int eventTextSizeId; if (mNumDays == 1) { eventTextSizeId = R.dimen.day_view_event_text_size; } else { eventTextSizeId = R.dimen.week_view_event_text_size; } EVENT_TEXT_FONT_SIZE = (int) mResources.getDimension(eventTextSizeId); NEW_EVENT_HINT_FONT_SIZE = (int) mResources.getDimension(R.dimen.new_event_hint_text_size); MIN_EVENT_HEIGHT = mResources.getDimension(R.dimen.event_min_height); MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT = MIN_EVENT_HEIGHT; EVENT_TEXT_TOP_MARGIN = (int) mResources.getDimension(R.dimen.event_text_vertical_margin); EVENT_TEXT_BOTTOM_MARGIN = EVENT_TEXT_TOP_MARGIN; EVENT_ALL_DAY_TEXT_TOP_MARGIN = EVENT_TEXT_TOP_MARGIN; EVENT_ALL_DAY_TEXT_BOTTOM_MARGIN = EVENT_TEXT_TOP_MARGIN; EVENT_TEXT_LEFT_MARGIN = (int) mResources .getDimension(R.dimen.event_text_horizontal_margin); EVENT_TEXT_RIGHT_MARGIN = EVENT_TEXT_LEFT_MARGIN; EVENT_ALL_DAY_TEXT_LEFT_MARGIN = EVENT_TEXT_LEFT_MARGIN; EVENT_ALL_DAY_TEXT_RIGHT_MARGIN = EVENT_TEXT_LEFT_MARGIN; if (mScale == 0) { mScale = mResources.getDisplayMetrics().density; if (mScale != 1) { SINGLE_ALLDAY_HEIGHT *= mScale; ALLDAY_TOP_MARGIN *= mScale; MAX_HEIGHT_OF_ONE_ALLDAY_EVENT *= mScale; NORMAL_FONT_SIZE *= mScale; GRID_LINE_LEFT_MARGIN *= mScale; HOURS_TOP_MARGIN *= mScale; MIN_CELL_WIDTH_FOR_TEXT *= mScale; MAX_UNEXPANDED_ALLDAY_HEIGHT *= mScale; mAnimateDayEventHeight = (int) MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT; CURRENT_TIME_LINE_SIDE_BUFFER *= mScale; CURRENT_TIME_LINE_TOP_OFFSET *= mScale; MIN_Y_SPAN *= mScale; MAX_CELL_HEIGHT *= mScale; DEFAULT_CELL_HEIGHT *= mScale; DAY_HEADER_HEIGHT *= mScale; DAY_HEADER_RIGHT_MARGIN *= mScale; DAY_HEADER_ONE_DAY_LEFT_MARGIN *= mScale; DAY_HEADER_ONE_DAY_RIGHT_MARGIN *= mScale; DAY_HEADER_ONE_DAY_BOTTOM_MARGIN *= mScale; CALENDAR_COLOR_SQUARE_SIZE *= mScale; EVENT_RECT_TOP_MARGIN *= mScale; EVENT_RECT_BOTTOM_MARGIN *= mScale; ALL_DAY_EVENT_RECT_BOTTOM_MARGIN *= mScale; EVENT_RECT_LEFT_MARGIN *= mScale; EVENT_RECT_RIGHT_MARGIN *= mScale; EVENT_RECT_STROKE_WIDTH *= mScale; EVENT_SQUARE_WIDTH *= mScale; EVENT_LINE_PADDING *= mScale; NEW_EVENT_MARGIN *= mScale; NEW_EVENT_WIDTH *= mScale; NEW_EVENT_MAX_LENGTH *= mScale; } } HOURS_MARGIN = HOURS_LEFT_MARGIN + HOURS_RIGHT_MARGIN; DAY_HEADER_HEIGHT = mNumDays == 1 ? ONE_DAY_HEADER_HEIGHT : MULTI_DAY_HEADER_HEIGHT; mCurrentTimeLine = mResources.getDrawable(R.drawable.timeline_indicator_holo_light); mCurrentTimeAnimateLine = mResources .getDrawable(R.drawable.timeline_indicator_activated_holo_light); mTodayHeaderDrawable = mResources.getDrawable(R.drawable.today_blue_week_holo_light); mExpandAlldayDrawable = mResources.getDrawable(R.drawable.ic_expand_holo_light); mCollapseAlldayDrawable = mResources.getDrawable(R.drawable.ic_collapse_holo_light); mNewEventHintColor = mResources.getColor(R.color.new_event_hint_text_color); mAcceptedOrTentativeEventBoxDrawable = mResources .getDrawable(R.drawable.panel_month_event_holo_light); mEventLoader = eventLoader; mEventGeometry = new EventGeometry(); mEventGeometry.setMinEventHeight(MIN_EVENT_HEIGHT); mEventGeometry.setHourGap(HOUR_GAP); mEventGeometry.setCellMargin(DAY_GAP); mLastPopupEventID = INVALID_EVENT_ID; mController = controller; mViewSwitcher = viewSwitcher; mGestureDetector = new GestureDetector(context, new CalendarGestureListener()); mScaleGestureDetector = new ScaleGestureDetector(getContext(), this); if (mCellHeight == 0) { mCellHeight = Utils.getSharedPreference(mContext, GeneralPreferences.KEY_DEFAULT_CELL_HEIGHT, DEFAULT_CELL_HEIGHT); } mScroller = new OverScroller(context); mHScrollInterpolator = new ScrollInterpolator(); mEdgeEffectTop = new EdgeEffect(context); mEdgeEffectBottom = new EdgeEffect(context); ViewConfiguration vc = ViewConfiguration.get(context); mScaledPagingTouchSlop = vc.getScaledPagingTouchSlop(); mOnDownDelay = ViewConfiguration.getTapTimeout(); OVERFLING_DISTANCE = vc.getScaledOverflingDistance(); init(context); } @Override protected void onAttachedToWindow() { if (mHandler == null) { mHandler = getHandler(); mHandler.post(mUpdateCurrentTime); } } private void init(Context context) { setFocusable(true); // Allow focus in touch mode so that we can do keyboard shortcuts // even after we've entered touch mode. setFocusableInTouchMode(true); setClickable(true); setOnCreateContextMenuListener(this); mFirstDayOfWeek = Utils.getFirstDayOfWeek(context); mCurrentTime = new Time(Utils.getTimeZone(context, mTZUpdater)); long currentTime = System.currentTimeMillis(); mCurrentTime.set(currentTime); mTodayJulianDay = Time.getJulianDay(currentTime, mCurrentTime.gmtoff); mWeek_saturdayColor = mResources.getColor(R.color.week_saturday); mWeek_sundayColor = mResources.getColor(R.color.week_sunday); mCalendarDateBannerTextColor = mResources.getColor(R.color.calendar_date_banner_text_color); mFutureBgColorRes = mResources.getColor(R.color.calendar_future_bg_color); mBgColor = mResources.getColor(R.color.calendar_hour_background); mCalendarAmPmLabel = mResources.getColor(R.color.calendar_ampm_label); mCalendarGridAreaSelected = mResources.getColor(R.color.calendar_grid_area_selected); mCalendarGridLineInnerHorizontalColor = mResources .getColor(R.color.calendar_grid_line_inner_horizontal_color); mCalendarGridLineInnerVerticalColor = mResources .getColor(R.color.calendar_grid_line_inner_vertical_color); mCalendarHourLabelColor = mResources.getColor(R.color.calendar_hour_label); mEventTextColor = mResources.getColor(R.color.calendar_event_text_color); mMoreEventsTextColor = mResources.getColor(R.color.month_event_other_color); mEventTextPaint.setTextSize(EVENT_TEXT_FONT_SIZE); mEventTextPaint.setTextAlign(Paint.Align.LEFT); mEventTextPaint.setAntiAlias(true); int gridLineColor = mResources.getColor(R.color.calendar_grid_line_highlight_color); Paint p = mSelectionPaint; p.setColor(gridLineColor); p.setStyle(Style.FILL); p.setAntiAlias(false); p = mPaint; p.setAntiAlias(true); // Allocate space for 2 weeks worth of weekday names so that we can // easily start the week display at any week day. mDayStrs = new String[14]; // Also create an array of 2-letter abbreviations. mDayStrs2Letter = new String[14]; for (int i = Calendar.SUNDAY; i <= Calendar.SATURDAY; i++) { int index = i - Calendar.SUNDAY; // e.g. Tue for Tuesday mDayStrs[index] = DateUtils.getDayOfWeekString(i, DateUtils.LENGTH_MEDIUM) .toUpperCase(); mDayStrs[index + 7] = mDayStrs[index]; // e.g. Tu for Tuesday mDayStrs2Letter[index] = DateUtils.getDayOfWeekString(i, DateUtils.LENGTH_SHORT) .toUpperCase(); // If we don't have 2-letter day strings, fall back to 1-letter. if (mDayStrs2Letter[index].equals(mDayStrs[index])) { mDayStrs2Letter[index] = DateUtils.getDayOfWeekString(i, DateUtils.LENGTH_SHORTEST); } mDayStrs2Letter[index + 7] = mDayStrs2Letter[index]; } // Figure out how much space we need for the 3-letter abbrev names // in the worst case. p.setTextSize(DATE_HEADER_FONT_SIZE); p.setTypeface(mBold); String[] dateStrs = {" 28", " 30"}; mDateStrWidth = computeMaxStringWidth(0, dateStrs, p); p.setTextSize(DAY_HEADER_FONT_SIZE); mDateStrWidth += computeMaxStringWidth(0, mDayStrs, p); p.setTextSize(HOURS_TEXT_SIZE); p.setTypeface(null); handleOnResume(); mAmString = DateUtils.getAMPMString(Calendar.AM).toUpperCase(); mPmString = DateUtils.getAMPMString(Calendar.PM).toUpperCase(); String[] ampm = {mAmString, mPmString}; p.setTextSize(AMPM_TEXT_SIZE); mHoursWidth = Math.max(HOURS_MARGIN, computeMaxStringWidth(mHoursWidth, ampm, p) + HOURS_RIGHT_MARGIN); mHoursWidth = Math.max(MIN_HOURS_WIDTH, mHoursWidth); LayoutInflater inflater; inflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); mPopupView = inflater.inflate(R.layout.bubble_event, null); mPopupView.setLayoutParams(new ViewGroup.LayoutParams( ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT)); mPopup = new PopupWindow(context); mPopup.setContentView(mPopupView); Resources.Theme dialogTheme = getResources().newTheme(); dialogTheme.applyStyle(android.R.style.Theme_Dialog, true); TypedArray ta = dialogTheme.obtainStyledAttributes(new int[] { android.R.attr.windowBackground }); mPopup.setBackgroundDrawable(ta.getDrawable(0)); ta.recycle(); // Enable touching the popup window mPopupView.setOnClickListener(this); // Catch long clicks for creating a new event setOnLongClickListener(this); mBaseDate = new Time(Utils.getTimeZone(context, mTZUpdater)); long millis = System.currentTimeMillis(); mBaseDate.set(millis); mEarliestStartHour = new int[mNumDays]; mHasAllDayEvent = new boolean[mNumDays]; // mLines is the array of points used with Canvas.drawLines() in // drawGridBackground() and drawAllDayEvents(). Its size depends // on the max number of lines that can ever be drawn by any single // drawLines() call in either of those methods. final int maxGridLines = (24 + 1) // max horizontal lines we might draw + (mNumDays + 1); // max vertical lines we might draw mLines = new float[maxGridLines * 4]; } /** * This is called when the popup window is pressed. */ public void onClick(View v) { if (v == mPopupView) { // Pretend it was a trackball click because that will always // jump to the "View event" screen. switchViews(true /* trackball */); } } public void handleOnResume() { initAccessibilityVariables(); if(Utils.getSharedPreference(mContext, OtherPreferences.KEY_OTHER_1, false)) { mFutureBgColor = 0; } else { mFutureBgColor = mFutureBgColorRes; } mIs24HourFormat = DateFormat.is24HourFormat(mContext); mHourStrs = mIs24HourFormat ? CalendarData.s24Hours : CalendarData.s12HoursNoAmPm; mFirstDayOfWeek = Utils.getFirstDayOfWeek(mContext); mLastSelectionDayForAccessibility = 0; mLastSelectionHourForAccessibility = 0; mLastSelectedEventForAccessibility = null; mSelectionMode = SELECTION_HIDDEN; } private void initAccessibilityVariables() { mAccessibilityMgr = (AccessibilityManager) mContext .getSystemService(Service.ACCESSIBILITY_SERVICE); mIsAccessibilityEnabled = mAccessibilityMgr != null && mAccessibilityMgr.isEnabled(); mTouchExplorationEnabled = isTouchExplorationEnabled(); } /** * Returns the start of the selected time in milliseconds since the epoch. * * @return selected time in UTC milliseconds since the epoch. */ long getSelectedTimeInMillis() { Time time = new Time(mBaseDate); time.setJulianDay(mSelectionDay); time.hour = mSelectionHour; // We ignore the "isDst" field because we want normalize() to figure // out the correct DST value and not adjust the selected time based // on the current setting of DST. return time.normalize(true /* ignore isDst */); } Time getSelectedTime() { Time time = new Time(mBaseDate); time.setJulianDay(mSelectionDay); time.hour = mSelectionHour; // We ignore the "isDst" field because we want normalize() to figure // out the correct DST value and not adjust the selected time based // on the current setting of DST. time.normalize(true /* ignore isDst */); return time; } Time getSelectedTimeForAccessibility() { Time time = new Time(mBaseDate); time.setJulianDay(mSelectionDayForAccessibility); time.hour = mSelectionHourForAccessibility; // We ignore the "isDst" field because we want normalize() to figure // out the correct DST value and not adjust the selected time based // on the current setting of DST. time.normalize(true /* ignore isDst */); return time; } /** * Returns the start of the selected time in minutes since midnight, * local time. The derived class must ensure that this is consistent * with the return value from getSelectedTimeInMillis(). */ int getSelectedMinutesSinceMidnight() { return mSelectionHour * MINUTES_PER_HOUR; } int getFirstVisibleHour() { return mFirstHour; } void setFirstVisibleHour(int firstHour) { mFirstHour = firstHour; mFirstHourOffset = 0; } public void setSelected(Time time, boolean ignoreTime, boolean animateToday) { mBaseDate.set(time); setSelectedHour(mBaseDate.hour); setSelectedEvent(null); mPrevSelectedEvent = null; long millis = mBaseDate.toMillis(false /* use isDst */); setSelectedDay(Time.getJulianDay(millis, mBaseDate.gmtoff)); mSelectedEvents.clear(); mComputeSelectedEvents = true; int gotoY = Integer.MIN_VALUE; if (!ignoreTime && mGridAreaHeight != -1) { int lastHour = 0; if (mBaseDate.hour < mFirstHour) { // Above visible region gotoY = mBaseDate.hour * (mCellHeight + HOUR_GAP); } else { lastHour = (mGridAreaHeight - mFirstHourOffset) / (mCellHeight + HOUR_GAP) + mFirstHour; if (mBaseDate.hour >= lastHour) { // Below visible region // target hour + 1 (to give it room to see the event) - // grid height (to get the y of the top of the visible // region) gotoY = (int) ((mBaseDate.hour + 1 + mBaseDate.minute / 60.0f) * (mCellHeight + HOUR_GAP) - mGridAreaHeight); } } if (DEBUG) { Log.e(TAG, "Go " + gotoY + " 1st " + mFirstHour + ":" + mFirstHourOffset + "CH " + (mCellHeight + HOUR_GAP) + " lh " + lastHour + " gh " + mGridAreaHeight + " ymax " + mMaxViewStartY); } if (gotoY > mMaxViewStartY) { gotoY = mMaxViewStartY; } else if (gotoY < 0 && gotoY != Integer.MIN_VALUE) { gotoY = 0; } } recalc(); mRemeasure = true; invalidate(); boolean delayAnimateToday = false; if (gotoY != Integer.MIN_VALUE) { ValueAnimator scrollAnim = ObjectAnimator.ofInt(this, "viewStartY", mViewStartY, gotoY); scrollAnim.setDuration(GOTO_SCROLL_DURATION); scrollAnim.setInterpolator(new AccelerateDecelerateInterpolator()); scrollAnim.addListener(mAnimatorListener); scrollAnim.start(); delayAnimateToday = true; } if (animateToday) { synchronized (mTodayAnimatorListener) { if (mTodayAnimator != null) { mTodayAnimator.removeAllListeners(); mTodayAnimator.cancel(); } mTodayAnimator = ObjectAnimator.ofInt(this, "animateTodayAlpha", mAnimateTodayAlpha, 255); mAnimateToday = true; mTodayAnimatorListener.setFadingIn(true); mTodayAnimatorListener.setAnimator(mTodayAnimator); mTodayAnimator.addListener(mTodayAnimatorListener); mTodayAnimator.setDuration(150); if (delayAnimateToday) { mTodayAnimator.setStartDelay(GOTO_SCROLL_DURATION); } mTodayAnimator.start(); } } sendAccessibilityEventAsNeeded(false); } // Called from animation framework via reflection. Do not remove public void setViewStartY(int viewStartY) { if (viewStartY > mMaxViewStartY) { viewStartY = mMaxViewStartY; } mViewStartY = viewStartY; computeFirstHour(); invalidate(); } public void setAnimateTodayAlpha(int todayAlpha) { mAnimateTodayAlpha = todayAlpha; invalidate(); } public Time getSelectedDay() { Time time = new Time(mBaseDate); time.setJulianDay(mSelectionDay); time.hour = mSelectionHour; // We ignore the "isDst" field because we want normalize() to figure // out the correct DST value and not adjust the selected time based // on the current setting of DST. time.normalize(true /* ignore isDst */); return time; } public void updateTitle() { Time start = new Time(mBaseDate); start.normalize(true); Time end = new Time(start); end.monthDay += mNumDays - 1; // Move it forward one minute so the formatter doesn't lose a day end.minute += 1; end.normalize(true); long formatFlags = DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR; if (mNumDays != 1) { // Don't show day of the month if for multi-day view formatFlags |= DateUtils.FORMAT_NO_MONTH_DAY; // Abbreviate the month if showing multiple months if (start.month != end.month) { formatFlags |= DateUtils.FORMAT_ABBREV_MONTH; } } mController.sendEvent(this, EventType.UPDATE_TITLE, start, end, null, -1, ViewType.CURRENT, formatFlags, null, null); } /** * return a negative number if "time" is comes before the visible time * range, a positive number if "time" is after the visible time range, and 0 * if it is in the visible time range. */ public int compareToVisibleTimeRange(Time time) { int savedHour = mBaseDate.hour; int savedMinute = mBaseDate.minute; int savedSec = mBaseDate.second; mBaseDate.hour = 0; mBaseDate.minute = 0; mBaseDate.second = 0; if (DEBUG) { Log.d(TAG, "Begin " + mBaseDate.toString()); Log.d(TAG, "Diff " + time.toString()); } // Compare beginning of range int diff = Time.compare(time, mBaseDate); if (diff > 0) { // Compare end of range mBaseDate.monthDay += mNumDays; mBaseDate.normalize(true); diff = Time.compare(time, mBaseDate); if (DEBUG) Log.d(TAG, "End " + mBaseDate.toString()); mBaseDate.monthDay -= mNumDays; mBaseDate.normalize(true); if (diff < 0) { // in visible time diff = 0; } else if (diff == 0) { // Midnight of following day diff = 1; } } if (DEBUG) Log.d(TAG, "Diff: " + diff); mBaseDate.hour = savedHour; mBaseDate.minute = savedMinute; mBaseDate.second = savedSec; return diff; } private void recalc() { // Set the base date to the beginning of the week if we are displaying // 7 days at a time. if (mNumDays == 7) { adjustToBeginningOfWeek(mBaseDate); } final long start = mBaseDate.toMillis(false /* use isDst */); mFirstJulianDay = Time.getJulianDay(start, mBaseDate.gmtoff); mLastJulianDay = mFirstJulianDay + mNumDays - 1; mMonthLength = mBaseDate.getActualMaximum(Time.MONTH_DAY); mFirstVisibleDate = mBaseDate.monthDay; mFirstVisibleDayOfWeek = mBaseDate.weekDay; } private void adjustToBeginningOfWeek(Time time) { int dayOfWeek = time.weekDay; int diff = dayOfWeek - mFirstDayOfWeek; if (diff != 0) { if (diff < 0) { diff += 7; } time.monthDay -= diff; time.normalize(true /* ignore isDst */); } } @Override protected void onSizeChanged(int width, int height, int oldw, int oldh) { mViewWidth = width; mViewHeight = height; mEdgeEffectTop.setSize(mViewWidth, mViewHeight); mEdgeEffectBottom.setSize(mViewWidth, mViewHeight); int gridAreaWidth = width - mHoursWidth; mCellWidth = (gridAreaWidth - (mNumDays * DAY_GAP)) / mNumDays; // This would be about 1 day worth in a 7 day view mHorizontalSnapBackThreshold = width / 7; Paint p = new Paint(); p.setTextSize(HOURS_TEXT_SIZE); mHoursTextHeight = (int) Math.abs(p.ascent()); remeasure(width, height); } /** * Measures the space needed for various parts of the view after * loading new events. This can change if there are all-day events. */ private void remeasure(int width, int height) { // Shrink to fit available space but make sure we can display at least two events MAX_UNEXPANDED_ALLDAY_HEIGHT = (int) (MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT * 4); MAX_UNEXPANDED_ALLDAY_HEIGHT = Math.min(MAX_UNEXPANDED_ALLDAY_HEIGHT, height / 6); MAX_UNEXPANDED_ALLDAY_HEIGHT = Math.max(MAX_UNEXPANDED_ALLDAY_HEIGHT, (int) MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT * 2); mMaxUnexpandedAlldayEventCount = (int) (MAX_UNEXPANDED_ALLDAY_HEIGHT / MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT); // First, clear the array of earliest start times, and the array // indicating presence of an all-day event. for (int day = 0; day < mNumDays; day++) { mEarliestStartHour[day] = 25; // some big number mHasAllDayEvent[day] = false; } int maxAllDayEvents = mMaxAlldayEvents; // The min is where 24 hours cover the entire visible area mMinCellHeight = Math.max((height - DAY_HEADER_HEIGHT) / 24, (int) MIN_EVENT_HEIGHT); if (mCellHeight < mMinCellHeight) { mCellHeight = mMinCellHeight; } // Calculate mAllDayHeight mFirstCell = DAY_HEADER_HEIGHT; int allDayHeight = 0; if (maxAllDayEvents > 0) { int maxAllAllDayHeight = height - DAY_HEADER_HEIGHT - MIN_HOURS_HEIGHT; // If there is at most one all-day event per day, then use less // space (but more than the space for a single event). if (maxAllDayEvents == 1) { allDayHeight = SINGLE_ALLDAY_HEIGHT; } else if (maxAllDayEvents <= mMaxUnexpandedAlldayEventCount){ // Allow the all-day area to grow in height depending on the // number of all-day events we need to show, up to a limit. allDayHeight = maxAllDayEvents * MAX_HEIGHT_OF_ONE_ALLDAY_EVENT; if (allDayHeight > MAX_UNEXPANDED_ALLDAY_HEIGHT) { allDayHeight = MAX_UNEXPANDED_ALLDAY_HEIGHT; } } else { // if we have more than the magic number, check if we're animating // and if not adjust the sizes appropriately if (mAnimateDayHeight != 0) { // Don't shrink the space past the final allDay space. The animation // continues to hide the last event so the more events text can // fade in. allDayHeight = Math.max(mAnimateDayHeight, MAX_UNEXPANDED_ALLDAY_HEIGHT); } else { // Try to fit all the events in allDayHeight = (int) (maxAllDayEvents * MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT); // But clip the area depending on which mode we're in if (!mShowAllAllDayEvents && allDayHeight > MAX_UNEXPANDED_ALLDAY_HEIGHT) { allDayHeight = (int) (mMaxUnexpandedAlldayEventCount * MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT); } else if (allDayHeight > maxAllAllDayHeight) { allDayHeight = maxAllAllDayHeight; } } } mFirstCell = DAY_HEADER_HEIGHT + allDayHeight + ALLDAY_TOP_MARGIN; } else { mSelectionAllday = false; } mAlldayHeight = allDayHeight; mGridAreaHeight = height - mFirstCell; // Set up the expand icon position int allDayIconWidth = mExpandAlldayDrawable.getIntrinsicWidth(); mExpandAllDayRect.left = Math.max((mHoursWidth - allDayIconWidth) / 2, EVENT_ALL_DAY_TEXT_LEFT_MARGIN); mExpandAllDayRect.right = Math.min(mExpandAllDayRect.left + allDayIconWidth, mHoursWidth - EVENT_ALL_DAY_TEXT_RIGHT_MARGIN); mExpandAllDayRect.bottom = mFirstCell - EXPAND_ALL_DAY_BOTTOM_MARGIN; mExpandAllDayRect.top = mExpandAllDayRect.bottom - mExpandAlldayDrawable.getIntrinsicHeight(); mNumHours = mGridAreaHeight / (mCellHeight + HOUR_GAP); mEventGeometry.setHourHeight(mCellHeight); final long minimumDurationMillis = (long) (MIN_EVENT_HEIGHT * DateUtils.MINUTE_IN_MILLIS / (mCellHeight / 60.0f)); Event.computePositions(mEvents, minimumDurationMillis); // Compute the top of our reachable view mMaxViewStartY = HOUR_GAP + 24 * (mCellHeight + HOUR_GAP) - mGridAreaHeight; if (DEBUG) { Log.e(TAG, "mViewStartY: " + mViewStartY); Log.e(TAG, "mMaxViewStartY: " + mMaxViewStartY); } if (mViewStartY > mMaxViewStartY) { mViewStartY = mMaxViewStartY; computeFirstHour(); } if (mFirstHour == -1) { initFirstHour(); mFirstHourOffset = 0; } // When we change the base date, the number of all-day events may // change and that changes the cell height. When we switch dates, // we use the mFirstHourOffset from the previous view, but that may // be too large for the new view if the cell height is smaller. if (mFirstHourOffset >= mCellHeight + HOUR_GAP) { mFirstHourOffset = mCellHeight + HOUR_GAP - 1; } mViewStartY = mFirstHour * (mCellHeight + HOUR_GAP) - mFirstHourOffset; final int eventAreaWidth = mNumDays * (mCellWidth + DAY_GAP); //When we get new events we don't want to dismiss the popup unless the event changes if (mSelectedEvent != null && mLastPopupEventID != mSelectedEvent.id) { mPopup.dismiss(); } mPopup.setWidth(eventAreaWidth - 20); mPopup.setHeight(WindowManager.LayoutParams.WRAP_CONTENT); } /** * Initialize the state for another view. The given view is one that has * its own bitmap and will use an animation to replace the current view. * The current view and new view are either both Week views or both Day * views. They differ in their base date. * * @param view the view to initialize. */ private void initView(DayView view) { view.setSelectedHour(mSelectionHour); view.mSelectedEvents.clear(); view.mComputeSelectedEvents = true; view.mFirstHour = mFirstHour; view.mFirstHourOffset = mFirstHourOffset; view.remeasure(getWidth(), getHeight()); view.initAllDayHeights(); view.setSelectedEvent(null); view.mPrevSelectedEvent = null; view.mFirstDayOfWeek = mFirstDayOfWeek; if (view.mEvents.size() > 0) { view.mSelectionAllday = mSelectionAllday; } else { view.mSelectionAllday = false; } // Redraw the screen so that the selection box will be redrawn. We may // have scrolled to a different part of the day in some other view // so the selection box in this view may no longer be visible. view.recalc(); } /** * Switch to another view based on what was selected (an event or a free * slot) and how it was selected (by touch or by trackball). * * @param trackBallSelection true if the selection was made using the * trackball. */ private void switchViews(boolean trackBallSelection) { Event selectedEvent = mSelectedEvent; mPopup.dismiss(); mLastPopupEventID = INVALID_EVENT_ID; if (mNumDays > 1) { // This is the Week view. // With touch, we always switch to Day/Agenda View // With track ball, if we selected a free slot, then create an event. // If we selected a specific event, switch to EventInfo view. if (trackBallSelection) { if (selectedEvent != null) { if (mIsAccessibilityEnabled) { mAccessibilityMgr.interrupt(); } } } } } @Override public boolean onKeyUp(int keyCode, KeyEvent event) { mScrolling = false; return super.onKeyUp(keyCode, event); } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { return super.onKeyDown(keyCode, event); } @Override public boolean onHoverEvent(MotionEvent event) { return true; } private boolean isTouchExplorationEnabled() { return mIsAccessibilityEnabled && mAccessibilityMgr.isTouchExplorationEnabled(); } private void sendAccessibilityEventAsNeeded(boolean speakEvents) { if (!mIsAccessibilityEnabled) { return; } boolean dayChanged = mLastSelectionDayForAccessibility != mSelectionDayForAccessibility; boolean hourChanged = mLastSelectionHourForAccessibility != mSelectionHourForAccessibility; if (dayChanged || hourChanged || mLastSelectedEventForAccessibility != mSelectedEventForAccessibility) { mLastSelectionDayForAccessibility = mSelectionDayForAccessibility; mLastSelectionHourForAccessibility = mSelectionHourForAccessibility; mLastSelectedEventForAccessibility = mSelectedEventForAccessibility; StringBuilder b = new StringBuilder(); // Announce only the changes i.e. day or hour or both if (dayChanged) { b.append(getSelectedTimeForAccessibility().format("%A ")); } if (hourChanged) { b.append(getSelectedTimeForAccessibility().format(mIs24HourFormat ? "%k" : "%l%p")); } if (dayChanged || hourChanged) { b.append(PERIOD_SPACE); } if (speakEvents) { if (mEventCountTemplate == null) { mEventCountTemplate = mContext.getString(R.string.template_announce_item_index); } // Read out the relevant event(s) int numEvents = mSelectedEvents.size(); if (numEvents > 0) { if (mSelectedEventForAccessibility == null) { // Read out all the events int i = 1; for (Event calEvent : mSelectedEvents) { if (numEvents > 1) { // Read out x of numEvents if there are more than one event mStringBuilder.setLength(0); b.append(mFormatter.format(mEventCountTemplate, i++, numEvents)); b.append(" "); } appendEventAccessibilityString(b, calEvent); } } else { if (numEvents > 1) { // Read out x of numEvents if there are more than one event mStringBuilder.setLength(0); b.append(mFormatter.format(mEventCountTemplate, mSelectedEvents .indexOf(mSelectedEventForAccessibility) + 1, numEvents)); b.append(" "); } appendEventAccessibilityString(b, mSelectedEventForAccessibility); } } } if (dayChanged || hourChanged || speakEvents) { AccessibilityEvent event = AccessibilityEvent .obtain(AccessibilityEvent.TYPE_VIEW_FOCUSED); CharSequence msg = b.toString(); event.getText().add(msg); event.setAddedCount(msg.length()); sendAccessibilityEventUnchecked(event); } } } /** * @param b * @param calEvent */ private void appendEventAccessibilityString(StringBuilder b, Event calEvent) { b.append(calEvent.getTitleAndLocation()); b.append(PERIOD_SPACE); String when; int flags = DateUtils.FORMAT_SHOW_DATE; if (calEvent.allDay) { flags |= DateUtils.FORMAT_UTC | DateUtils.FORMAT_SHOW_WEEKDAY; } else { flags |= DateUtils.FORMAT_SHOW_TIME; if (DateFormat.is24HourFormat(mContext)) { flags |= DateUtils.FORMAT_24HOUR; } } when = Utils.formatDateRange(mContext, calEvent.startMillis, calEvent.endMillis, flags); b.append(when); b.append(PERIOD_SPACE); } private class GotoBroadcaster implements Animation.AnimationListener { private final int mCounter; private final Time mStart; private final Time mEnd; public GotoBroadcaster(Time start, Time end) { mCounter = ++sCounter; mStart = start; mEnd = end; } @Override public void onAnimationEnd(Animation animation) { DayView view = (DayView) mViewSwitcher.getCurrentView(); view.mViewStartX = 0; view = (DayView) mViewSwitcher.getNextView(); view.mViewStartX = 0; if (mCounter == sCounter) { mController.sendEvent(this, EventType.GO_TO, mStart, mEnd, null, -1, ViewType.CURRENT, CalendarController.EXTRA_GOTO_DATE, null, null); } } @Override public void onAnimationRepeat(Animation animation) { } @Override public void onAnimationStart(Animation animation) { } } private View switchViews(boolean forward, float xOffSet, float width, float velocity) { mAnimationDistance = width - xOffSet; if (DEBUG) { Log.d(TAG, "switchViews(" + forward + ") O:" + xOffSet + " Dist:" + mAnimationDistance); } float progress = Math.abs(xOffSet) / width; if (progress > 1.0f) { progress = 1.0f; } float inFromXValue, inToXValue; float outFromXValue, outToXValue; if (forward) { inFromXValue = 1.0f - progress; inToXValue = 0.0f; outFromXValue = -progress; outToXValue = -1.0f; } else { inFromXValue = progress - 1.0f; inToXValue = 0.0f; outFromXValue = progress; outToXValue = 1.0f; } final Time start = new Time(mBaseDate.timezone); start.set(mController.getTime()); if (forward) { start.monthDay += mNumDays; } else { start.monthDay -= mNumDays; } mController.setTime(start.normalize(true)); Time newSelected = start; if (mNumDays == 7) { newSelected = new Time(start); adjustToBeginningOfWeek(start); } final Time end = new Time(start); end.monthDay += mNumDays - 1; // We have to allocate these animation objects each time we switch views // because that is the only way to set the animation parameters. TranslateAnimation inAnimation = new TranslateAnimation( Animation.RELATIVE_TO_SELF, inFromXValue, Animation.RELATIVE_TO_SELF, inToXValue, Animation.ABSOLUTE, 0.0f, Animation.ABSOLUTE, 0.0f); TranslateAnimation outAnimation = new TranslateAnimation( Animation.RELATIVE_TO_SELF, outFromXValue, Animation.RELATIVE_TO_SELF, outToXValue, Animation.ABSOLUTE, 0.0f, Animation.ABSOLUTE, 0.0f); long duration = calculateDuration(width - Math.abs(xOffSet), width, velocity); inAnimation.setDuration(duration); inAnimation.setInterpolator(mHScrollInterpolator); outAnimation.setInterpolator(mHScrollInterpolator); outAnimation.setDuration(duration); outAnimation.setAnimationListener(new GotoBroadcaster(start, end)); mViewSwitcher.setInAnimation(inAnimation); mViewSwitcher.setOutAnimation(outAnimation); DayView view = (DayView) mViewSwitcher.getCurrentView(); view.cleanup(); mViewSwitcher.showNext(); view = (DayView) mViewSwitcher.getCurrentView(); view.setSelected(newSelected, true, false); view.requestFocus(); view.reloadEvents(); view.updateTitle(); view.restartCurrentTimeUpdates(); return view; } // This is called after scrolling stops to move the selected hour // to the visible part of the screen. private void resetSelectedHour() { if (mSelectionHour < mFirstHour + 1) { setSelectedHour(mFirstHour + 1); setSelectedEvent(null); mSelectedEvents.clear(); mComputeSelectedEvents = true; } else if (mSelectionHour > mFirstHour + mNumHours - 3) { setSelectedHour(mFirstHour + mNumHours - 3); setSelectedEvent(null); mSelectedEvents.clear(); mComputeSelectedEvents = true; } } private void initFirstHour() { mFirstHour = mSelectionHour - mNumHours / 5; if (mFirstHour < 0) { mFirstHour = 0; } else if (mFirstHour + mNumHours > 24) { mFirstHour = 24 - mNumHours; } } /** * Recomputes the first full hour that is visible on screen after the * screen is scrolled. */ private void computeFirstHour() { // Compute the first full hour that is visible on screen mFirstHour = (mViewStartY + mCellHeight + HOUR_GAP - 1) / (mCellHeight + HOUR_GAP); mFirstHourOffset = mFirstHour * (mCellHeight + HOUR_GAP) - mViewStartY; } private void adjustHourSelection() { if (mSelectionHour < 0) { setSelectedHour(0); if (mMaxAlldayEvents > 0) { mPrevSelectedEvent = null; mSelectionAllday = true; } } if (mSelectionHour > 23) { setSelectedHour(23); } // If the selected hour is at least 2 time slots from the top and // bottom of the screen, then don't scroll the view. if (mSelectionHour < mFirstHour + 1) { // If there are all-days events for the selected day but there // are no more normal events earlier in the day, then jump to // the all-day event area. // Exception 1: allow the user to scroll to 8am with the trackball // before jumping to the all-day event area. // Exception 2: if 12am is on screen, then allow the user to select // 12am before going up to the all-day event area. int daynum = mSelectionDay - mFirstJulianDay; if (daynum < mEarliestStartHour.length && daynum >= 0 && mMaxAlldayEvents > 0 && mEarliestStartHour[daynum] > mSelectionHour && mFirstHour > 0 && mFirstHour < 8) { mPrevSelectedEvent = null; mSelectionAllday = true; setSelectedHour(mFirstHour + 1); return; } if (mFirstHour > 0) { mFirstHour -= 1; mViewStartY -= (mCellHeight + HOUR_GAP); if (mViewStartY < 0) { mViewStartY = 0; } return; } } if (mSelectionHour > mFirstHour + mNumHours - 3) { if (mFirstHour < 24 - mNumHours) { mFirstHour += 1; mViewStartY += (mCellHeight + HOUR_GAP); if (mViewStartY > mMaxViewStartY) { mViewStartY = mMaxViewStartY; } return; } else if (mFirstHour == 24 - mNumHours && mFirstHourOffset > 0) { mViewStartY = mMaxViewStartY; } } } void clearCachedEvents() { mLastReloadMillis = 0; } private final Runnable mCancelCallback = new Runnable() { public void run() { clearCachedEvents(); } }; /* package */ void reloadEvents() { // Protect against this being called before this view has been // initialized. // if (mContext == null) { // return; // } // Make sure our time zones are up to date mTZUpdater.run(); setSelectedEvent(null); mPrevSelectedEvent = null; mSelectedEvents.clear(); // The start date is the beginning of the week at 12am Time weekStart = new Time(Utils.getTimeZone(mContext, mTZUpdater)); weekStart.set(mBaseDate); weekStart.hour = 0; weekStart.minute = 0; weekStart.second = 0; long millis = weekStart.normalize(true /* ignore isDst */); // Avoid reloading events unnecessarily. if (millis == mLastReloadMillis) { return; } mLastReloadMillis = millis; // load events in the background // mContext.startProgressSpinner(); final ArrayList events = new ArrayList(); mEventLoader.loadEventsInBackground(mNumDays, events, mFirstJulianDay, new Runnable() { public void run() { boolean fadeinEvents = mFirstJulianDay != mLoadedFirstJulianDay; mEvents = events; mLoadedFirstJulianDay = mFirstJulianDay; if (mAllDayEvents == null) { mAllDayEvents = new ArrayList(); } else { mAllDayEvents.clear(); } // Create a shorter array for all day events for (Event e : events) { if (e.drawAsAllday()) { mAllDayEvents.add(e); } } // New events, new layouts if (mLayouts == null || mLayouts.length < events.size()) { mLayouts = new StaticLayout[events.size()]; } else { Arrays.fill(mLayouts, null); } if (mAllDayLayouts == null || mAllDayLayouts.length < mAllDayEvents.size()) { mAllDayLayouts = new StaticLayout[events.size()]; } else { Arrays.fill(mAllDayLayouts, null); } computeEventRelations(); mRemeasure = true; mComputeSelectedEvents = true; recalc(); // Start animation to cross fade the events if (fadeinEvents) { if (mEventsCrossFadeAnimation == null) { mEventsCrossFadeAnimation = ObjectAnimator.ofInt(DayView.this, "EventsAlpha", 0, 255); mEventsCrossFadeAnimation.setDuration(EVENTS_CROSS_FADE_DURATION); } mEventsCrossFadeAnimation.start(); } else{ invalidate(); } } }, mCancelCallback); } public void setEventsAlpha(int alpha) { mEventsAlpha = alpha; invalidate(); } public int getEventsAlpha() { return mEventsAlpha; } public void stopEventsAnimation() { if (mEventsCrossFadeAnimation != null) { mEventsCrossFadeAnimation.cancel(); } mEventsAlpha = 255; } private void computeEventRelations() { // Compute the layout relation between each event before measuring cell // width, as the cell width should be adjusted along with the relation. // // Examples: A (1:00pm - 1:01pm), B (1:02pm - 2:00pm) // We should mark them as "overwapped". Though they are not overwapped logically, but // minimum cell height implicitly expands the cell height of A and it should look like // (1:00pm - 1:15pm) after the cell height adjustment. // Compute the space needed for the all-day events, if any. // Make a pass over all the events, and keep track of the maximum // number of all-day events in any one day. Also, keep track of // the earliest event in each day. int maxAllDayEvents = 0; final ArrayList events = mEvents; final int len = events.size(); // Num of all-day-events on each day. final int eventsCount[] = new int[mLastJulianDay - mFirstJulianDay + 1]; Arrays.fill(eventsCount, 0); for (int ii = 0; ii < len; ii++) { Event event = events.get(ii); if (event.startDay > mLastJulianDay || event.endDay < mFirstJulianDay) { continue; } if (event.drawAsAllday()) { // Count all the events being drawn as allDay events final int firstDay = Math.max(event.startDay, mFirstJulianDay); final int lastDay = Math.min(event.endDay, mLastJulianDay); for (int day = firstDay; day <= lastDay; day++) { final int count = ++eventsCount[day - mFirstJulianDay]; if (maxAllDayEvents < count) { maxAllDayEvents = count; } } int daynum = event.startDay - mFirstJulianDay; int durationDays = event.endDay - event.startDay + 1; if (daynum < 0) { durationDays += daynum; daynum = 0; } if (daynum + durationDays > mNumDays) { durationDays = mNumDays - daynum; } for (int day = daynum; durationDays > 0; day++, durationDays--) { mHasAllDayEvent[day] = true; } } else { int daynum = event.startDay - mFirstJulianDay; int hour = event.startTime / 60; if (daynum >= 0 && hour < mEarliestStartHour[daynum]) { mEarliestStartHour[daynum] = hour; } // Also check the end hour in case the event spans more than // one day. daynum = event.endDay - mFirstJulianDay; hour = event.endTime / 60; if (daynum < mNumDays && hour < mEarliestStartHour[daynum]) { mEarliestStartHour[daynum] = hour; } } } mMaxAlldayEvents = maxAllDayEvents; initAllDayHeights(); } @Override protected void onDraw(Canvas canvas) { if (mRemeasure) { remeasure(getWidth(), getHeight()); mRemeasure = false; } canvas.save(); float yTranslate = -mViewStartY + DAY_HEADER_HEIGHT + mAlldayHeight; // offset canvas by the current drag and header position canvas.translate(-mViewStartX, yTranslate); // clip to everything below the allDay area Rect dest = mDestRect; dest.top = (int) (mFirstCell - yTranslate); dest.bottom = (int) (mViewHeight - yTranslate); dest.left = 0; dest.right = mViewWidth; canvas.save(); canvas.clipRect(dest); // Draw the movable part of the view doDraw(canvas); // restore to having no clip canvas.restore(); if ((mTouchMode & TOUCH_MODE_HSCROLL) != 0) { float xTranslate; if (mViewStartX > 0) { xTranslate = mViewWidth; } else { xTranslate = -mViewWidth; } // Move the canvas around to prep it for the next view // specifically, shift it by a screen and undo the // yTranslation which will be redone in the nextView's onDraw(). canvas.translate(xTranslate, -yTranslate); DayView nextView = (DayView) mViewSwitcher.getNextView(); // Prevent infinite recursive calls to onDraw(). nextView.mTouchMode = TOUCH_MODE_INITIAL_STATE; nextView.onDraw(canvas); // Move it back for this view canvas.translate(-xTranslate, 0); } else { // If we drew another view we already translated it back // If we didn't draw another view we should be at the edge of the // screen canvas.translate(mViewStartX, -yTranslate); } // Draw the fixed areas (that don't scroll) directly to the canvas. drawAfterScroll(canvas); if (mComputeSelectedEvents && mUpdateToast) { mUpdateToast = false; } mComputeSelectedEvents = false; // Draw overscroll glow if (!mEdgeEffectTop.isFinished()) { if (DAY_HEADER_HEIGHT != 0) { canvas.translate(0, DAY_HEADER_HEIGHT); } if (mEdgeEffectTop.draw(canvas)) { invalidate(); } if (DAY_HEADER_HEIGHT != 0) { canvas.translate(0, -DAY_HEADER_HEIGHT); } } if (!mEdgeEffectBottom.isFinished()) { canvas.rotate(180, mViewWidth/2, mViewHeight/2); if (mEdgeEffectBottom.draw(canvas)) { invalidate(); } } canvas.restore(); } private void drawAfterScroll(Canvas canvas) { Paint p = mPaint; Rect r = mRect; drawAllDayHighlights(r, canvas, p); if (mMaxAlldayEvents != 0) { drawAllDayEvents(mFirstJulianDay, mNumDays, canvas, p); drawUpperLeftCorner(r, canvas, p); } drawScrollLine(r, canvas, p); drawDayHeaderLoop(r, canvas, p); // Draw the AM and PM indicators if we're in 12 hour mode if (!mIs24HourFormat) { drawAmPm(canvas, p); } } // This isn't really the upper-left corner. It's the square area just // below the upper-left corner, above the hours and to the left of the // all-day area. private void drawUpperLeftCorner(Rect r, Canvas canvas, Paint p) { setupHourTextPaint(p); if (mMaxAlldayEvents > mMaxUnexpandedAlldayEventCount) { // Draw the allDay expand/collapse icon if (mUseExpandIcon) { mExpandAlldayDrawable.setBounds(mExpandAllDayRect); mExpandAlldayDrawable.draw(canvas); } else { mCollapseAlldayDrawable.setBounds(mExpandAllDayRect); mCollapseAlldayDrawable.draw(canvas); } } } private void drawScrollLine(Rect r, Canvas canvas, Paint p) { final int right = computeDayLeftPosition(mNumDays); final int y = mFirstCell - 1; p.setAntiAlias(false); p.setStyle(Style.FILL); p.setColor(mCalendarGridLineInnerHorizontalColor); p.setStrokeWidth(GRID_LINE_INNER_WIDTH); canvas.drawLine(GRID_LINE_LEFT_MARGIN, y, right, y, p); p.setAntiAlias(true); } // Computes the x position for the left side of the given day (base 0) private int computeDayLeftPosition(int day) { int effectiveWidth = mViewWidth - mHoursWidth; return day * effectiveWidth / mNumDays + mHoursWidth; } private void drawAllDayHighlights(Rect r, Canvas canvas, Paint p) { if (mFutureBgColor != 0) { // First, color the labels area light gray r.top = 0; r.bottom = DAY_HEADER_HEIGHT; r.left = 0; r.right = mViewWidth; p.setColor(mBgColor); p.setStyle(Style.FILL); canvas.drawRect(r, p); // and the area that says All day r.top = DAY_HEADER_HEIGHT; r.bottom = mFirstCell - 1; r.left = 0; r.right = mHoursWidth; canvas.drawRect(r, p); int startIndex = -1; int todayIndex = mTodayJulianDay - mFirstJulianDay; if (todayIndex < 0) { // Future startIndex = 0; } else if (todayIndex >= 1 && todayIndex + 1 < mNumDays) { // Multiday - tomorrow is visible. startIndex = todayIndex + 1; } if (startIndex >= 0) { // Draw the future highlight r.top = 0; r.bottom = mFirstCell - 1; r.left = computeDayLeftPosition(startIndex) + 1; r.right = computeDayLeftPosition(mNumDays); p.setColor(mFutureBgColor); p.setStyle(Style.FILL); canvas.drawRect(r, p); } } } private void drawDayHeaderLoop(Rect r, Canvas canvas, Paint p) { // Draw the horizontal day background banner // p.setColor(mCalendarDateBannerBackground); // r.top = 0; // r.bottom = DAY_HEADER_HEIGHT; // r.left = 0; // r.right = mHoursWidth + mNumDays * (mCellWidth + DAY_GAP); // canvas.drawRect(r, p); // // Fill the extra space on the right side with the default background // r.left = r.right; // r.right = mViewWidth; // p.setColor(mCalendarGridAreaBackground); // canvas.drawRect(r, p); if (mNumDays == 1 && ONE_DAY_HEADER_HEIGHT == 0) { return; } p.setTypeface(mBold); p.setTextAlign(Paint.Align.RIGHT); int cell = mFirstJulianDay; String[] dayNames; if (mDateStrWidth < mCellWidth) { dayNames = mDayStrs; } else { dayNames = mDayStrs2Letter; } p.setAntiAlias(true); for (int day = 0; day < mNumDays; day++, cell++) { int dayOfWeek = day + mFirstVisibleDayOfWeek; if (dayOfWeek >= 14) { dayOfWeek -= 14; } int color = mCalendarDateBannerTextColor; if (mNumDays == 1) { if (dayOfWeek == Time.SATURDAY) { color = mWeek_saturdayColor; } else if (dayOfWeek == Time.SUNDAY) { color = mWeek_sundayColor; } } else { final int column = day % 7; if (Utils.isSaturday(column, mFirstDayOfWeek)) { color = mWeek_saturdayColor; } else if (Utils.isSunday(column, mFirstDayOfWeek)) { color = mWeek_sundayColor; } } p.setColor(color); drawDayHeader(dayNames[dayOfWeek], day, cell, canvas, p); } p.setTypeface(null); } private void drawAmPm(Canvas canvas, Paint p) { p.setColor(mCalendarAmPmLabel); p.setTextSize(AMPM_TEXT_SIZE); p.setTypeface(mBold); p.setAntiAlias(true); p.setTextAlign(Paint.Align.RIGHT); String text = mAmString; if (mFirstHour >= 12) { text = mPmString; } int y = mFirstCell + mFirstHourOffset + 2 * mHoursTextHeight + HOUR_GAP; canvas.drawText(text, HOURS_LEFT_MARGIN, y, p); if (mFirstHour < 12 && mFirstHour + mNumHours > 12) { // Also draw the "PM" text = mPmString; y = mFirstCell + mFirstHourOffset + (12 - mFirstHour) * (mCellHeight + HOUR_GAP) + 2 * mHoursTextHeight + HOUR_GAP; canvas.drawText(text, HOURS_LEFT_MARGIN, y, p); } } private void drawCurrentTimeLine(Rect r, final int day, final int top, Canvas canvas, Paint p) { r.left = computeDayLeftPosition(day) - CURRENT_TIME_LINE_SIDE_BUFFER + 1; r.right = computeDayLeftPosition(day + 1) + CURRENT_TIME_LINE_SIDE_BUFFER + 1; r.top = top - CURRENT_TIME_LINE_TOP_OFFSET; r.bottom = r.top + mCurrentTimeLine.getIntrinsicHeight(); mCurrentTimeLine.setBounds(r); mCurrentTimeLine.draw(canvas); if (mAnimateToday) { mCurrentTimeAnimateLine.setBounds(r); mCurrentTimeAnimateLine.setAlpha(mAnimateTodayAlpha); mCurrentTimeAnimateLine.draw(canvas); } } private void doDraw(Canvas canvas) { Paint p = mPaint; Rect r = mRect; if (mFutureBgColor != 0) { drawBgColors(r, canvas, p); } drawGridBackground(r, canvas, p); drawHours(r, canvas, p); // Draw each day int cell = mFirstJulianDay; p.setAntiAlias(false); int alpha = p.getAlpha(); p.setAlpha(mEventsAlpha); for (int day = 0; day < mNumDays; day++, cell++) { // TODO Wow, this needs cleanup. drawEvents loop through all the // events on every call. drawEvents(cell, day, HOUR_GAP, canvas, p); // If this is today if (cell == mTodayJulianDay) { int lineY = mCurrentTime.hour * (mCellHeight + HOUR_GAP) + ((mCurrentTime.minute * mCellHeight) / 60) + 1; // And the current time shows up somewhere on the screen if (lineY >= mViewStartY && lineY < mViewStartY + mViewHeight - 2) { drawCurrentTimeLine(r, day, lineY, canvas, p); } } } p.setAntiAlias(true); p.setAlpha(alpha); } private void drawHours(Rect r, Canvas canvas, Paint p) { setupHourTextPaint(p); int y = HOUR_GAP + mHoursTextHeight + HOURS_TOP_MARGIN; for (int i = 0; i < 24; i++) { String time = mHourStrs[i]; canvas.drawText(time, HOURS_LEFT_MARGIN, y, p); y += mCellHeight + HOUR_GAP; } } private void setupHourTextPaint(Paint p) { p.setColor(mCalendarHourLabelColor); p.setTextSize(HOURS_TEXT_SIZE); p.setTypeface(Typeface.DEFAULT); p.setTextAlign(Paint.Align.RIGHT); p.setAntiAlias(true); } private void drawDayHeader(String dayStr, int day, int cell, Canvas canvas, Paint p) { int dateNum = mFirstVisibleDate + day; int x; if (dateNum > mMonthLength) { dateNum -= mMonthLength; } p.setAntiAlias(true); int todayIndex = mTodayJulianDay - mFirstJulianDay; // Draw day of the month String dateNumStr = String.valueOf(dateNum); if (mNumDays > 1) { float y = DAY_HEADER_HEIGHT - DAY_HEADER_BOTTOM_MARGIN; // Draw day of the month x = computeDayLeftPosition(day + 1) - DAY_HEADER_RIGHT_MARGIN; p.setTextAlign(Align.RIGHT); p.setTextSize(DATE_HEADER_FONT_SIZE); p.setTypeface(todayIndex == day ? mBold : Typeface.DEFAULT); canvas.drawText(dateNumStr, x, y, p); // Draw day of the week x -= p.measureText(" " + dateNumStr); p.setTextSize(DAY_HEADER_FONT_SIZE); p.setTypeface(Typeface.DEFAULT); canvas.drawText(dayStr, x, y, p); } else { float y = ONE_DAY_HEADER_HEIGHT - DAY_HEADER_ONE_DAY_BOTTOM_MARGIN; p.setTextAlign(Align.LEFT); // Draw day of the week x = computeDayLeftPosition(day) + DAY_HEADER_ONE_DAY_LEFT_MARGIN; p.setTextSize(DAY_HEADER_FONT_SIZE); p.setTypeface(Typeface.DEFAULT); canvas.drawText(dayStr, x, y, p); // Draw day of the month x += p.measureText(dayStr) + DAY_HEADER_ONE_DAY_RIGHT_MARGIN; p.setTextSize(DATE_HEADER_FONT_SIZE); p.setTypeface(todayIndex == day ? mBold : Typeface.DEFAULT); canvas.drawText(dateNumStr, x, y, p); } } private void drawGridBackground(Rect r, Canvas canvas, Paint p) { Paint.Style savedStyle = p.getStyle(); final float stopX = computeDayLeftPosition(mNumDays); float y = 0; final float deltaY = mCellHeight + HOUR_GAP; int linesIndex = 0; final float startY = 0; final float stopY = HOUR_GAP + 24 * (mCellHeight + HOUR_GAP); float x = mHoursWidth; // Draw the inner horizontal grid lines p.setColor(mCalendarGridLineInnerHorizontalColor); p.setStrokeWidth(GRID_LINE_INNER_WIDTH); p.setAntiAlias(false); y = 0; linesIndex = 0; for (int hour = 0; hour <= 24; hour++) { mLines[linesIndex++] = GRID_LINE_LEFT_MARGIN; mLines[linesIndex++] = y; mLines[linesIndex++] = stopX; mLines[linesIndex++] = y; y += deltaY; } if (mCalendarGridLineInnerVerticalColor != mCalendarGridLineInnerHorizontalColor) { canvas.drawLines(mLines, 0, linesIndex, p); linesIndex = 0; p.setColor(mCalendarGridLineInnerVerticalColor); } // Draw the inner vertical grid lines for (int day = 0; day <= mNumDays; day++) { x = computeDayLeftPosition(day); mLines[linesIndex++] = x; mLines[linesIndex++] = startY; mLines[linesIndex++] = x; mLines[linesIndex++] = stopY; } canvas.drawLines(mLines, 0, linesIndex, p); // Restore the saved style. p.setStyle(savedStyle); p.setAntiAlias(true); } /** * @param r * @param canvas * @param p */ private void drawBgColors(Rect r, Canvas canvas, Paint p) { int todayIndex = mTodayJulianDay - mFirstJulianDay; // Draw the hours background color r.top = mDestRect.top; r.bottom = mDestRect.bottom; r.left = 0; r.right = mHoursWidth; p.setColor(mBgColor); p.setStyle(Style.FILL); p.setAntiAlias(false); canvas.drawRect(r, p); // Draw background for grid area if (mNumDays == 1 && todayIndex == 0) { // Draw a white background for the time later than current time int lineY = mCurrentTime.hour * (mCellHeight + HOUR_GAP) + ((mCurrentTime.minute * mCellHeight) / 60) + 1; if (lineY < mViewStartY + mViewHeight) { lineY = Math.max(lineY, mViewStartY); r.left = mHoursWidth; r.right = mViewWidth; r.top = lineY; r.bottom = mViewStartY + mViewHeight; p.setColor(mFutureBgColor); canvas.drawRect(r, p); } } else if (todayIndex >= 0 && todayIndex < mNumDays) { // Draw today with a white background for the time later than current time int lineY = mCurrentTime.hour * (mCellHeight + HOUR_GAP) + ((mCurrentTime.minute * mCellHeight) / 60) + 1; if (lineY < mViewStartY + mViewHeight) { lineY = Math.max(lineY, mViewStartY); r.left = computeDayLeftPosition(todayIndex) + 1; r.right = computeDayLeftPosition(todayIndex + 1); r.top = lineY; r.bottom = mViewStartY + mViewHeight; p.setColor(mFutureBgColor); canvas.drawRect(r, p); } // Paint Tomorrow and later days with future color if (todayIndex + 1 < mNumDays) { r.left = computeDayLeftPosition(todayIndex + 1) + 1; r.right = computeDayLeftPosition(mNumDays); r.top = mDestRect.top; r.bottom = mDestRect.bottom; p.setColor(mFutureBgColor); canvas.drawRect(r, p); } } else if (todayIndex < 0) { // Future r.left = computeDayLeftPosition(0) + 1; r.right = computeDayLeftPosition(mNumDays); r.top = mDestRect.top; r.bottom = mDestRect.bottom; p.setColor(mFutureBgColor); canvas.drawRect(r, p); } p.setAntiAlias(true); } private int computeMaxStringWidth(int currentMax, String[] strings, Paint p) { float maxWidthF = 0.0f; int len = strings.length; for (int i = 0; i < len; i++) { float width = p.measureText(strings[i]); maxWidthF = Math.max(width, maxWidthF); } int maxWidth = (int) (maxWidthF + 0.5); if (maxWidth < currentMax) { maxWidth = currentMax; } return maxWidth; } private void saveSelectionPosition(float left, float top, float right, float bottom) { mPrevBox.left = (int) left; mPrevBox.right = (int) right; mPrevBox.top = (int) top; mPrevBox.bottom = (int) bottom; } private void setupTextRect(Rect r) { if (r.bottom <= r.top || r.right <= r.left) { r.bottom = r.top; r.right = r.left; return; } if (r.bottom - r.top > EVENT_TEXT_TOP_MARGIN + EVENT_TEXT_BOTTOM_MARGIN) { r.top += EVENT_TEXT_TOP_MARGIN; r.bottom -= EVENT_TEXT_BOTTOM_MARGIN; } if (r.right - r.left > EVENT_TEXT_LEFT_MARGIN + EVENT_TEXT_RIGHT_MARGIN) { r.left += EVENT_TEXT_LEFT_MARGIN; r.right -= EVENT_TEXT_RIGHT_MARGIN; } } private void setupAllDayTextRect(Rect r) { if (r.bottom <= r.top || r.right <= r.left) { r.bottom = r.top; r.right = r.left; return; } if (r.bottom - r.top > EVENT_ALL_DAY_TEXT_TOP_MARGIN + EVENT_ALL_DAY_TEXT_BOTTOM_MARGIN) { r.top += EVENT_ALL_DAY_TEXT_TOP_MARGIN; r.bottom -= EVENT_ALL_DAY_TEXT_BOTTOM_MARGIN; } if (r.right - r.left > EVENT_ALL_DAY_TEXT_LEFT_MARGIN + EVENT_ALL_DAY_TEXT_RIGHT_MARGIN) { r.left += EVENT_ALL_DAY_TEXT_LEFT_MARGIN; r.right -= EVENT_ALL_DAY_TEXT_RIGHT_MARGIN; } } /** * Return the layout for a numbered event. Create it if not already existing */ private StaticLayout getEventLayout(StaticLayout[] layouts, int i, Event event, Paint paint, Rect r) { if (i < 0 || i >= layouts.length) { return null; } StaticLayout layout = layouts[i]; // Check if we have already initialized the StaticLayout and that // the width hasn't changed (due to vertical resizing which causes // re-layout of events at min height) if (layout == null || r.width() != layout.getWidth()) { SpannableStringBuilder bob = new SpannableStringBuilder(); if (event.title != null) { // MAX - 1 since we add a space bob.append(drawTextSanitizer(event.title.toString(), MAX_EVENT_TEXT_LEN - 1)); bob.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0, bob.length(), 0); bob.append(' '); } if (event.location != null) { bob.append(drawTextSanitizer(event.location.toString(), MAX_EVENT_TEXT_LEN - bob.length())); } switch (event.selfAttendeeStatus) { case Attendees.ATTENDEE_STATUS_INVITED: paint.setColor(event.color); break; case Attendees.ATTENDEE_STATUS_DECLINED: paint.setColor(mEventTextColor); paint.setAlpha(Utils.DECLINED_EVENT_TEXT_ALPHA); break; case Attendees.ATTENDEE_STATUS_NONE: // Your own events case Attendees.ATTENDEE_STATUS_ACCEPTED: case Attendees.ATTENDEE_STATUS_TENTATIVE: default: paint.setColor(mEventTextColor); break; } // Leave a one pixel boundary on the left and right of the rectangle for the event layout = new StaticLayout(bob, 0, bob.length(), new TextPaint(paint), r.width(), Alignment.ALIGN_NORMAL, 1.0f, 0.0f, true, null, r.width()); layouts[i] = layout; } layout.getPaint().setAlpha(mEventsAlpha); return layout; } private void drawAllDayEvents(int firstDay, int numDays, Canvas canvas, Paint p) { p.setTextSize(NORMAL_FONT_SIZE); p.setTextAlign(Paint.Align.LEFT); Paint eventTextPaint = mEventTextPaint; final float startY = DAY_HEADER_HEIGHT; final float stopY = startY + mAlldayHeight + ALLDAY_TOP_MARGIN; float x = 0; int linesIndex = 0; // Draw the inner vertical grid lines p.setColor(mCalendarGridLineInnerVerticalColor); x = mHoursWidth; p.setStrokeWidth(GRID_LINE_INNER_WIDTH); // Line bounding the top of the all day area mLines[linesIndex++] = GRID_LINE_LEFT_MARGIN; mLines[linesIndex++] = startY; mLines[linesIndex++] = computeDayLeftPosition(mNumDays); mLines[linesIndex++] = startY; for (int day = 0; day <= mNumDays; day++) { x = computeDayLeftPosition(day); mLines[linesIndex++] = x; mLines[linesIndex++] = startY; mLines[linesIndex++] = x; mLines[linesIndex++] = stopY; } p.setAntiAlias(false); canvas.drawLines(mLines, 0, linesIndex, p); p.setStyle(Style.FILL); int y = DAY_HEADER_HEIGHT + ALLDAY_TOP_MARGIN; int lastDay = firstDay + numDays - 1; final ArrayList events = mAllDayEvents; int numEvents = events.size(); // Whether or not we should draw the more events text boolean hasMoreEvents = false; // size of the allDay area float drawHeight = mAlldayHeight; // max number of events being drawn in one day of the allday area float numRectangles = mMaxAlldayEvents; // Where to cut off drawn allday events int allDayEventClip = DAY_HEADER_HEIGHT + mAlldayHeight + ALLDAY_TOP_MARGIN; // The number of events that weren't drawn in each day mSkippedAlldayEvents = new int[numDays]; if (mMaxAlldayEvents > mMaxUnexpandedAlldayEventCount && !mShowAllAllDayEvents && mAnimateDayHeight == 0) { // We draw one fewer event than will fit so that more events text // can be drawn numRectangles = mMaxUnexpandedAlldayEventCount - 1; // We also clip the events above the more events text allDayEventClip -= MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT; hasMoreEvents = true; } else if (mAnimateDayHeight != 0) { // clip at the end of the animating space allDayEventClip = DAY_HEADER_HEIGHT + mAnimateDayHeight + ALLDAY_TOP_MARGIN; } int alpha = eventTextPaint.getAlpha(); eventTextPaint.setAlpha(mEventsAlpha); for (int i = 0; i < numEvents; i++) { Event event = events.get(i); int startDay = event.startDay; int endDay = event.endDay; if (startDay > lastDay || endDay < firstDay) { continue; } if (startDay < firstDay) { startDay = firstDay; } if (endDay > lastDay) { endDay = lastDay; } int startIndex = startDay - firstDay; int endIndex = endDay - firstDay; float height = mMaxAlldayEvents > mMaxUnexpandedAlldayEventCount ? mAnimateDayEventHeight : drawHeight / numRectangles; // Prevent a single event from getting too big if (height > MAX_HEIGHT_OF_ONE_ALLDAY_EVENT) { height = MAX_HEIGHT_OF_ONE_ALLDAY_EVENT; } // Leave a one-pixel space between the vertical day lines and the // event rectangle. event.left = computeDayLeftPosition(startIndex); event.right = computeDayLeftPosition(endIndex + 1) - DAY_GAP; event.top = y + height * event.getColumn(); event.bottom = event.top + height - ALL_DAY_EVENT_RECT_BOTTOM_MARGIN; if (mMaxAlldayEvents > mMaxUnexpandedAlldayEventCount) { // check if we should skip this event. We skip if it starts // after the clip bound or ends after the skip bound and we're // not animating. if (event.top >= allDayEventClip) { incrementSkipCount(mSkippedAlldayEvents, startIndex, endIndex); continue; } else if (event.bottom > allDayEventClip) { if (hasMoreEvents) { incrementSkipCount(mSkippedAlldayEvents, startIndex, endIndex); continue; } event.bottom = allDayEventClip; } } Rect r = drawEventRect(event, canvas, p, eventTextPaint, (int) event.top, (int) event.bottom); setupAllDayTextRect(r); StaticLayout layout = getEventLayout(mAllDayLayouts, i, event, eventTextPaint, r); drawEventText(layout, r, canvas, r.top, r.bottom, true); // Check if this all-day event intersects the selected day if (mSelectionAllday && mComputeSelectedEvents) { if (startDay <= mSelectionDay && endDay >= mSelectionDay) { mSelectedEvents.add(event); } } } eventTextPaint.setAlpha(alpha); if (mMoreAlldayEventsTextAlpha != 0 && mSkippedAlldayEvents != null) { // If the more allday text should be visible, draw it. alpha = p.getAlpha(); p.setAlpha(mEventsAlpha); p.setColor(mMoreAlldayEventsTextAlpha << 24 & mMoreEventsTextColor); for (int i = 0; i < mSkippedAlldayEvents.length; i++) { if (mSkippedAlldayEvents[i] > 0) { drawMoreAlldayEvents(canvas, mSkippedAlldayEvents[i], i, p); } } p.setAlpha(alpha); } if (mSelectionAllday) { // Compute the neighbors for the list of all-day events that // intersect the selected day. computeAllDayNeighbors(); // Set the selection position to zero so that when we move down // to the normal event area, we will highlight the topmost event. saveSelectionPosition(0f, 0f, 0f, 0f); } } // Helper method for counting the number of allday events skipped on each day private void incrementSkipCount(int[] counts, int startIndex, int endIndex) { if (counts == null || startIndex < 0 || endIndex > counts.length) { return; } for (int i = startIndex; i <= endIndex; i++) { counts[i]++; } } // Draws the "box +n" text for hidden allday events protected void drawMoreAlldayEvents(Canvas canvas, int remainingEvents, int day, Paint p) { int x = computeDayLeftPosition(day) + EVENT_ALL_DAY_TEXT_LEFT_MARGIN; int y = (int) (mAlldayHeight - .5f * MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT - .5f * EVENT_SQUARE_WIDTH + DAY_HEADER_HEIGHT + ALLDAY_TOP_MARGIN); Rect r = mRect; r.top = y; r.left = x; r.bottom = y + EVENT_SQUARE_WIDTH; r.right = x + EVENT_SQUARE_WIDTH; p.setColor(mMoreEventsTextColor); p.setStrokeWidth(EVENT_RECT_STROKE_WIDTH); p.setStyle(Style.STROKE); p.setAntiAlias(false); canvas.drawRect(r, p); p.setAntiAlias(true); p.setStyle(Style.FILL); p.setTextSize(EVENT_TEXT_FONT_SIZE); String text = mResources.getQuantityString(R.plurals.month_more_events, remainingEvents); y += EVENT_SQUARE_WIDTH; x += EVENT_SQUARE_WIDTH + EVENT_LINE_PADDING; canvas.drawText(String.format(text, remainingEvents), x, y, p); } private void computeAllDayNeighbors() { int len = mSelectedEvents.size(); if (len == 0 || mSelectedEvent != null) { return; } // First, clear all the links for (int ii = 0; ii < len; ii++) { Event ev = mSelectedEvents.get(ii); ev.nextUp = null; ev.nextDown = null; ev.nextLeft = null; ev.nextRight = null; } // For each event in the selected event list "mSelectedEvents", find // its neighbors in the up and down directions. This could be done // more efficiently by sorting on the Event.getColumn() field, but // the list is expected to be very small. // Find the event in the same row as the previously selected all-day // event, if any. int startPosition = -1; if (mPrevSelectedEvent != null && mPrevSelectedEvent.drawAsAllday()) { startPosition = mPrevSelectedEvent.getColumn(); } int maxPosition = -1; Event startEvent = null; Event maxPositionEvent = null; for (int ii = 0; ii < len; ii++) { Event ev = mSelectedEvents.get(ii); int position = ev.getColumn(); if (position == startPosition) { startEvent = ev; } else if (position > maxPosition) { maxPositionEvent = ev; maxPosition = position; } for (int jj = 0; jj < len; jj++) { if (jj == ii) { continue; } Event neighbor = mSelectedEvents.get(jj); int neighborPosition = neighbor.getColumn(); if (neighborPosition == position - 1) { ev.nextUp = neighbor; } else if (neighborPosition == position + 1) { ev.nextDown = neighbor; } } } if (startEvent != null) { setSelectedEvent(startEvent); } else { setSelectedEvent(maxPositionEvent); } } private void drawEvents(int date, int dayIndex, int top, Canvas canvas, Paint p) { Paint eventTextPaint = mEventTextPaint; int left = computeDayLeftPosition(dayIndex) + 1; int cellWidth = computeDayLeftPosition(dayIndex + 1) - left + 1; int cellHeight = mCellHeight; // Use the selected hour as the selection region Rect selectionArea = mSelectionRect; selectionArea.top = top + mSelectionHour * (cellHeight + HOUR_GAP); selectionArea.bottom = selectionArea.top + cellHeight; selectionArea.left = left; selectionArea.right = selectionArea.left + cellWidth; final ArrayList events = mEvents; int numEvents = events.size(); EventGeometry geometry = mEventGeometry; final int viewEndY = mViewStartY + mViewHeight - DAY_HEADER_HEIGHT - mAlldayHeight; int alpha = eventTextPaint.getAlpha(); eventTextPaint.setAlpha(mEventsAlpha); for (int i = 0; i < numEvents; i++) { Event event = events.get(i); if (!geometry.computeEventRect(date, left, top, cellWidth, event)) { continue; } // Don't draw it if it is not visible if (event.bottom < mViewStartY || event.top > viewEndY) { continue; } if (date == mSelectionDay && !mSelectionAllday && mComputeSelectedEvents && geometry.eventIntersectsSelection(event, selectionArea)) { mSelectedEvents.add(event); } Rect r = drawEventRect(event, canvas, p, eventTextPaint, mViewStartY, viewEndY); setupTextRect(r); // Don't draw text if it is not visible if (r.top > viewEndY || r.bottom < mViewStartY) { continue; } StaticLayout layout = getEventLayout(mLayouts, i, event, eventTextPaint, r); // TODO: not sure why we are 4 pixels off drawEventText(layout, r, canvas, mViewStartY + 4, mViewStartY + mViewHeight - DAY_HEADER_HEIGHT - mAlldayHeight, false); } eventTextPaint.setAlpha(alpha); } private Rect drawEventRect(Event event, Canvas canvas, Paint p, Paint eventTextPaint, int visibleTop, int visibleBot) { // Draw the Event Rect Rect r = mRect; r.top = Math.max((int) event.top + EVENT_RECT_TOP_MARGIN, visibleTop); r.bottom = Math.min((int) event.bottom - EVENT_RECT_BOTTOM_MARGIN, visibleBot); r.left = (int) event.left + EVENT_RECT_LEFT_MARGIN; r.right = (int) event.right; int color = event.color; switch (event.selfAttendeeStatus) { case Attendees.ATTENDEE_STATUS_INVITED: if (event != mClickedEvent) { p.setStyle(Style.STROKE); } break; case Attendees.ATTENDEE_STATUS_DECLINED: if (event != mClickedEvent) { color = Utils.getDeclinedColorFromColor(color); } case Attendees.ATTENDEE_STATUS_NONE: // Your own events case Attendees.ATTENDEE_STATUS_ACCEPTED: case Attendees.ATTENDEE_STATUS_TENTATIVE: default: p.setStyle(Style.FILL_AND_STROKE); break; } p.setAntiAlias(false); int floorHalfStroke = (int) Math.floor(EVENT_RECT_STROKE_WIDTH / 2.0f); int ceilHalfStroke = (int) Math.ceil(EVENT_RECT_STROKE_WIDTH / 2.0f); r.top = Math.max((int) event.top + EVENT_RECT_TOP_MARGIN + floorHalfStroke, visibleTop); r.bottom = Math.min((int) event.bottom - EVENT_RECT_BOTTOM_MARGIN - ceilHalfStroke, visibleBot); r.left += floorHalfStroke; r.right -= ceilHalfStroke; p.setStrokeWidth(EVENT_RECT_STROKE_WIDTH); p.setColor(color); int alpha = p.getAlpha(); p.setAlpha(mEventsAlpha); canvas.drawRect(r, p); p.setAlpha(alpha); p.setStyle(Style.FILL); // Setup rect for drawEventText which follows r.top = (int) event.top + EVENT_RECT_TOP_MARGIN; r.bottom = (int) event.bottom - EVENT_RECT_BOTTOM_MARGIN; r.left = (int) event.left + EVENT_RECT_LEFT_MARGIN; r.right = (int) event.right - EVENT_RECT_RIGHT_MARGIN; return r; } private final Pattern drawTextSanitizerFilter = Pattern.compile("[\t\n],"); // Sanitize a string before passing it to drawText or else we get little // squares. For newlines and tabs before a comma, delete the character. // Otherwise, just replace them with a space. private String drawTextSanitizer(String string, int maxEventTextLen) { Matcher m = drawTextSanitizerFilter.matcher(string); string = m.replaceAll(","); int len = string.length(); if (maxEventTextLen <= 0) { string = ""; len = 0; } else if (len > maxEventTextLen) { string = string.substring(0, maxEventTextLen); len = maxEventTextLen; } return string.replace('\n', ' '); } private void drawEventText(StaticLayout eventLayout, Rect rect, Canvas canvas, int top, int bottom, boolean center) { // drawEmptyRect(canvas, rect, 0xFFFF00FF); // for debugging int width = rect.right - rect.left; int height = rect.bottom - rect.top; // If the rectangle is too small for text, then return if (eventLayout == null || width < MIN_CELL_WIDTH_FOR_TEXT) { return; } int totalLineHeight = 0; int lineCount = eventLayout.getLineCount(); for (int i = 0; i < lineCount; i++) { int lineBottom = eventLayout.getLineBottom(i); if (lineBottom <= height) { totalLineHeight = lineBottom; } else { break; } } // + 2 is small workaround when the font is slightly bigger then the rect. This will // still allow the text to be shown without overflowing into the other all day rects. if (totalLineHeight == 0 || rect.top > bottom || rect.top + totalLineHeight + 2 < top) { return; } // Use a StaticLayout to format the string. canvas.save(); // canvas.translate(rect.left, rect.top + (rect.bottom - rect.top / 2)); int padding = center? (rect.bottom - rect.top - totalLineHeight) / 2 : 0; canvas.translate(rect.left, rect.top + padding); rect.left = 0; rect.right = width; rect.top = 0; rect.bottom = totalLineHeight; // There's a bug somewhere. If this rect is outside of a previous // cliprect, this becomes a no-op. What happens is that the text draw // past the event rect. The current fix is to not draw the staticLayout // at all if it is completely out of bound. canvas.clipRect(rect); eventLayout.draw(canvas); canvas.restore(); } // The following routines are called from the parent activity when certain // touch events occur. private void doDown(MotionEvent ev) { mTouchMode = TOUCH_MODE_DOWN; mViewStartX = 0; mOnFlingCalled = false; mHandler.removeCallbacks(mContinueScroll); int x = (int) ev.getX(); int y = (int) ev.getY(); // Save selection information: we use setSelectionFromPosition to find the selected event // in order to show the "clicked" color. But since it is also setting the selected info // for new events, we need to restore the old info after calling the function. Event oldSelectedEvent = mSelectedEvent; int oldSelectionDay = mSelectionDay; int oldSelectionHour = mSelectionHour; if (setSelectionFromPosition(x, y, false)) { // If a time was selected (a blue selection box is visible) and the click location // is in the selected time, do not show a click on an event to prevent a situation // of both a selection and an event are clicked when they overlap. boolean pressedSelected = (mSelectionMode != SELECTION_HIDDEN) && oldSelectionDay == mSelectionDay && oldSelectionHour == mSelectionHour; if (!pressedSelected && mSelectedEvent != null) { mSavedClickedEvent = mSelectedEvent; mDownTouchTime = System.currentTimeMillis(); postDelayed (mSetClick,mOnDownDelay); } else { eventClickCleanup(); } } mSelectedEvent = oldSelectedEvent; mSelectionDay = oldSelectionDay; mSelectionHour = oldSelectionHour; invalidate(); } // Kicks off all the animations when the expand allday area is tapped private void doExpandAllDayClick() { mShowAllAllDayEvents = !mShowAllAllDayEvents; ObjectAnimator.setFrameDelay(0); // Determine the starting height if (mAnimateDayHeight == 0) { mAnimateDayHeight = mShowAllAllDayEvents ? mAlldayHeight - (int) MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT : mAlldayHeight; } // Cancel current animations mCancellingAnimations = true; if (mAlldayAnimator != null) { mAlldayAnimator.cancel(); } if (mAlldayEventAnimator != null) { mAlldayEventAnimator.cancel(); } if (mMoreAlldayEventsAnimator != null) { mMoreAlldayEventsAnimator.cancel(); } mCancellingAnimations = false; // get new animators mAlldayAnimator = getAllDayAnimator(); mAlldayEventAnimator = getAllDayEventAnimator(); mMoreAlldayEventsAnimator = ObjectAnimator.ofInt(this, "moreAllDayEventsTextAlpha", mShowAllAllDayEvents ? MORE_EVENTS_MAX_ALPHA : 0, mShowAllAllDayEvents ? 0 : MORE_EVENTS_MAX_ALPHA); // Set up delays and start the animators mAlldayAnimator.setStartDelay(mShowAllAllDayEvents ? ANIMATION_SECONDARY_DURATION : 0); mAlldayAnimator.start(); mMoreAlldayEventsAnimator.setStartDelay(mShowAllAllDayEvents ? 0 : ANIMATION_DURATION); mMoreAlldayEventsAnimator.setDuration(ANIMATION_SECONDARY_DURATION); mMoreAlldayEventsAnimator.start(); if (mAlldayEventAnimator != null) { // This is the only animator that can return null, so check it mAlldayEventAnimator .setStartDelay(mShowAllAllDayEvents ? ANIMATION_SECONDARY_DURATION : 0); mAlldayEventAnimator.start(); } } /** * Figures out the initial heights for allDay events and space when * a view is being set up. */ public void initAllDayHeights() { if (mMaxAlldayEvents <= mMaxUnexpandedAlldayEventCount) { return; } if (mShowAllAllDayEvents) { int maxADHeight = mViewHeight - DAY_HEADER_HEIGHT - MIN_HOURS_HEIGHT; maxADHeight = Math.min(maxADHeight, (int)(mMaxAlldayEvents * MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT)); mAnimateDayEventHeight = maxADHeight / mMaxAlldayEvents; } else { mAnimateDayEventHeight = (int)MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT; } } // Sets up an animator for changing the height of allday events private ObjectAnimator getAllDayEventAnimator() { // First calculate the absolute max height int maxADHeight = mViewHeight - DAY_HEADER_HEIGHT - MIN_HOURS_HEIGHT; // Now expand to fit but not beyond the absolute max maxADHeight = Math.min(maxADHeight, (int)(mMaxAlldayEvents * MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT)); // calculate the height of individual events in order to fit int fitHeight = maxADHeight / mMaxAlldayEvents; int currentHeight = mAnimateDayEventHeight; int desiredHeight = mShowAllAllDayEvents ? fitHeight : (int)MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT; // if there's nothing to animate just return if (currentHeight == desiredHeight) { return null; } // Set up the animator with the calculated values ObjectAnimator animator = ObjectAnimator.ofInt(this, "animateDayEventHeight", currentHeight, desiredHeight); animator.setDuration(ANIMATION_DURATION); return animator; } // Sets up an animator for changing the height of the allday area private ObjectAnimator getAllDayAnimator() { // Calculate the absolute max height int maxADHeight = mViewHeight - DAY_HEADER_HEIGHT - MIN_HOURS_HEIGHT; // Find the desired height but don't exceed abs max maxADHeight = Math.min(maxADHeight, (int)(mMaxAlldayEvents * MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT)); // calculate the current and desired heights int currentHeight = mAnimateDayHeight != 0 ? mAnimateDayHeight : mAlldayHeight; int desiredHeight = mShowAllAllDayEvents ? maxADHeight : (int) (MAX_UNEXPANDED_ALLDAY_HEIGHT - MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT - 1); // Set up the animator with the calculated values ObjectAnimator animator = ObjectAnimator.ofInt(this, "animateDayHeight", currentHeight, desiredHeight); animator.setDuration(ANIMATION_DURATION); animator.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationEnd(Animator animation) { if (!mCancellingAnimations) { // when finished, set this to 0 to signify not animating mAnimateDayHeight = 0; mUseExpandIcon = !mShowAllAllDayEvents; } mRemeasure = true; invalidate(); } }); return animator; } // setter for the 'box +n' alpha text used by the animator public void setMoreAllDayEventsTextAlpha(int alpha) { mMoreAlldayEventsTextAlpha = alpha; invalidate(); } // setter for the height of the allday area used by the animator public void setAnimateDayHeight(int height) { mAnimateDayHeight = height; mRemeasure = true; invalidate(); } // setter for the height of allday events used by the animator public void setAnimateDayEventHeight(int height) { mAnimateDayEventHeight = height; mRemeasure = true; invalidate(); } private void doSingleTapUp(MotionEvent ev) { if (!mHandleActionUp || mScrolling) { return; } int x = (int) ev.getX(); int y = (int) ev.getY(); int selectedDay = mSelectionDay; int selectedHour = mSelectionHour; if (mMaxAlldayEvents > mMaxUnexpandedAlldayEventCount) { // check if the tap was in the allday expansion area int bottom = mFirstCell; if((x < mHoursWidth && y > DAY_HEADER_HEIGHT && y < DAY_HEADER_HEIGHT + mAlldayHeight) || (!mShowAllAllDayEvents && mAnimateDayHeight == 0 && y < bottom && y >= bottom - MIN_UNEXPANDED_ALLDAY_EVENT_HEIGHT)) { doExpandAllDayClick(); return; } } boolean validPosition = setSelectionFromPosition(x, y, false); if (!validPosition) { if (y < DAY_HEADER_HEIGHT) { Time selectedTime = new Time(mBaseDate); selectedTime.setJulianDay(mSelectionDay); selectedTime.hour = mSelectionHour; selectedTime.normalize(true /* ignore isDst */); mController.sendEvent(this, EventType.GO_TO, null, null, selectedTime, -1, ViewType.DAY, CalendarController.EXTRA_GOTO_DATE, null, null); } return; } boolean hasSelection = mSelectionMode != SELECTION_HIDDEN; boolean pressedSelected = (hasSelection || mTouchExplorationEnabled) && selectedDay == mSelectionDay && selectedHour == mSelectionHour; if (mSelectedEvent != null) { // If the tap is on an event, launch the "View event" view if (mIsAccessibilityEnabled) { mAccessibilityMgr.interrupt(); } mSelectionMode = SELECTION_HIDDEN; int yLocation = (int)((mSelectedEvent.top + mSelectedEvent.bottom)/2); // Y location is affected by the position of the event in the scrolling // view (mViewStartY) and the presence of all day events (mFirstCell) if (!mSelectedEvent.allDay) { yLocation += (mFirstCell - mViewStartY); } mClickedYLocation = yLocation; long clearDelay = (CLICK_DISPLAY_DURATION + mOnDownDelay) - (System.currentTimeMillis() - mDownTouchTime); if (clearDelay > 0) { this.postDelayed(mClearClick, clearDelay); } else { this.post(mClearClick); } } invalidate(); } private void doLongPress(MotionEvent ev) { eventClickCleanup(); if (mScrolling) { return; } // Scale gesture in progress if (mStartingSpanY != 0) { return; } int x = (int) ev.getX(); int y = (int) ev.getY(); boolean validPosition = setSelectionFromPosition(x, y, false); if (!validPosition) { // return if the touch wasn't on an area of concern return; } invalidate(); performLongClick(); } private void doScroll(MotionEvent e1, MotionEvent e2, float deltaX, float deltaY) { cancelAnimation(); if (mStartingScroll) { mInitialScrollX = 0; mInitialScrollY = 0; mStartingScroll = false; } mInitialScrollX += deltaX; mInitialScrollY += deltaY; int distanceX = (int) mInitialScrollX; int distanceY = (int) mInitialScrollY; final float focusY = getAverageY(e2); if (mRecalCenterHour) { // Calculate the hour that correspond to the average of the Y touch points mGestureCenterHour = (mViewStartY + focusY - DAY_HEADER_HEIGHT - mAlldayHeight) / (mCellHeight + DAY_GAP); mRecalCenterHour = false; } // If we haven't figured out the predominant scroll direction yet, // then do it now. if (mTouchMode == TOUCH_MODE_DOWN) { int absDistanceX = Math.abs(distanceX); int absDistanceY = Math.abs(distanceY); mScrollStartY = mViewStartY; mPreviousDirection = 0; if (absDistanceX > absDistanceY) { int slopFactor = mScaleGestureDetector.isInProgress() ? 20 : 2; if (absDistanceX > mScaledPagingTouchSlop * slopFactor) { mTouchMode = TOUCH_MODE_HSCROLL; mViewStartX = distanceX; initNextView(-mViewStartX); } } else { mTouchMode = TOUCH_MODE_VSCROLL; } } else if ((mTouchMode & TOUCH_MODE_HSCROLL) != 0) { // We are already scrolling horizontally, so check if we // changed the direction of scrolling so that the other week // is now visible. mViewStartX = distanceX; if (distanceX != 0) { int direction = (distanceX > 0) ? 1 : -1; if (direction != mPreviousDirection) { // The user has switched the direction of scrolling // so re-init the next view initNextView(-mViewStartX); mPreviousDirection = direction; } } } if ((mTouchMode & TOUCH_MODE_VSCROLL) != 0) { // Calculate the top of the visible region in the calendar grid. // Increasing/decrease this will scroll the calendar grid up/down. mViewStartY = (int) ((mGestureCenterHour * (mCellHeight + DAY_GAP)) - focusY + DAY_HEADER_HEIGHT + mAlldayHeight); // If dragging while already at the end, do a glow final int pulledToY = (int) (mScrollStartY + deltaY); if (pulledToY < 0) { mEdgeEffectTop.onPull(deltaY / mViewHeight); if (!mEdgeEffectBottom.isFinished()) { mEdgeEffectBottom.onRelease(); } } else if (pulledToY > mMaxViewStartY) { mEdgeEffectBottom.onPull(deltaY / mViewHeight); if (!mEdgeEffectTop.isFinished()) { mEdgeEffectTop.onRelease(); } } if (mViewStartY < 0) { mViewStartY = 0; mRecalCenterHour = true; } else if (mViewStartY > mMaxViewStartY) { mViewStartY = mMaxViewStartY; mRecalCenterHour = true; } if (mRecalCenterHour) { // Calculate the hour that correspond to the average of the Y touch points mGestureCenterHour = (mViewStartY + focusY - DAY_HEADER_HEIGHT - mAlldayHeight) / (mCellHeight + DAY_GAP); mRecalCenterHour = false; } computeFirstHour(); } mScrolling = true; mSelectionMode = SELECTION_HIDDEN; invalidate(); } private float getAverageY(MotionEvent me) { int count = me.getPointerCount(); float focusY = 0; for (int i = 0; i < count; i++) { focusY += me.getY(i); } focusY /= count; return focusY; } private void cancelAnimation() { Animation in = mViewSwitcher.getInAnimation(); if (in != null) { // cancel() doesn't terminate cleanly. in.scaleCurrentDuration(0); } Animation out = mViewSwitcher.getOutAnimation(); if (out != null) { // cancel() doesn't terminate cleanly. out.scaleCurrentDuration(0); } } private void doFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { cancelAnimation(); mSelectionMode = SELECTION_HIDDEN; eventClickCleanup(); mOnFlingCalled = true; if ((mTouchMode & TOUCH_MODE_HSCROLL) != 0) { // Horizontal fling. // initNextView(deltaX); mTouchMode = TOUCH_MODE_INITIAL_STATE; if (DEBUG) Log.d(TAG, "doFling: velocityX " + velocityX); int deltaX = (int) e2.getX() - (int) e1.getX(); switchViews(deltaX < 0, mViewStartX, mViewWidth, velocityX); mViewStartX = 0; return; } if ((mTouchMode & TOUCH_MODE_VSCROLL) == 0) { if (DEBUG) Log.d(TAG, "doFling: no fling"); return; } // Vertical fling. mTouchMode = TOUCH_MODE_INITIAL_STATE; mViewStartX = 0; if (DEBUG) { Log.d(TAG, "doFling: mViewStartY" + mViewStartY + " velocityY " + velocityY); } // Continue scrolling vertically mScrolling = true; mScroller.fling(0 /* startX */, mViewStartY /* startY */, 0 /* velocityX */, (int) -velocityY, 0 /* minX */, 0 /* maxX */, 0 /* minY */, mMaxViewStartY /* maxY */, OVERFLING_DISTANCE, OVERFLING_DISTANCE); // When flinging down, show a glow when it hits the end only if it // wasn't started at the top if (velocityY > 0 && mViewStartY != 0) { mCallEdgeEffectOnAbsorb = true; } // When flinging up, show a glow when it hits the end only if it wasn't // started at the bottom else if (velocityY < 0 && mViewStartY != mMaxViewStartY) { mCallEdgeEffectOnAbsorb = true; } mHandler.post(mContinueScroll); } private boolean initNextView(int deltaX) { // Change the view to the previous day or week DayView view = (DayView) mViewSwitcher.getNextView(); Time date = view.mBaseDate; date.set(mBaseDate); boolean switchForward; if (deltaX > 0) { date.monthDay -= mNumDays; view.setSelectedDay(mSelectionDay - mNumDays); switchForward = false; } else { date.monthDay += mNumDays; view.setSelectedDay(mSelectionDay + mNumDays); switchForward = true; } date.normalize(true /* ignore isDst */); initView(view); view.layout(getLeft(), getTop(), getRight(), getBottom()); view.reloadEvents(); return switchForward; } // ScaleGestureDetector.OnScaleGestureListener public boolean onScaleBegin(ScaleGestureDetector detector) { mHandleActionUp = false; float gestureCenterInPixels = detector.getFocusY() - DAY_HEADER_HEIGHT - mAlldayHeight; mGestureCenterHour = (mViewStartY + gestureCenterInPixels) / (mCellHeight + DAY_GAP); mStartingSpanY = Math.max(MIN_Y_SPAN, Math.abs(detector.getCurrentSpanY())); mCellHeightBeforeScaleGesture = mCellHeight; if (DEBUG_SCALING) { float ViewStartHour = mViewStartY / (float) (mCellHeight + DAY_GAP); Log.d(TAG, "onScaleBegin: mGestureCenterHour:" + mGestureCenterHour + "\tViewStartHour: " + ViewStartHour + "\tmViewStartY:" + mViewStartY + "\tmCellHeight:" + mCellHeight + " SpanY:" + detector.getCurrentSpanY()); } return true; } // ScaleGestureDetector.OnScaleGestureListener public boolean onScale(ScaleGestureDetector detector) { float spanY = Math.max(MIN_Y_SPAN, Math.abs(detector.getCurrentSpanY())); mCellHeight = (int) (mCellHeightBeforeScaleGesture * spanY / mStartingSpanY); if (mCellHeight < mMinCellHeight) { // If mStartingSpanY is too small, even a small increase in the // gesture can bump the mCellHeight beyond MAX_CELL_HEIGHT mStartingSpanY = spanY; mCellHeight = mMinCellHeight; mCellHeightBeforeScaleGesture = mMinCellHeight; } else if (mCellHeight > MAX_CELL_HEIGHT) { mStartingSpanY = spanY; mCellHeight = MAX_CELL_HEIGHT; mCellHeightBeforeScaleGesture = MAX_CELL_HEIGHT; } int gestureCenterInPixels = (int) detector.getFocusY() - DAY_HEADER_HEIGHT - mAlldayHeight; mViewStartY = (int) (mGestureCenterHour * (mCellHeight + DAY_GAP)) - gestureCenterInPixels; mMaxViewStartY = HOUR_GAP + 24 * (mCellHeight + HOUR_GAP) - mGridAreaHeight; if (DEBUG_SCALING) { float ViewStartHour = mViewStartY / (float) (mCellHeight + DAY_GAP); Log.d(TAG, "onScale: mGestureCenterHour:" + mGestureCenterHour + "\tViewStartHour: " + ViewStartHour + "\tmViewStartY:" + mViewStartY + "\tmCellHeight:" + mCellHeight + " SpanY:" + detector.getCurrentSpanY()); } if (mViewStartY < 0) { mViewStartY = 0; mGestureCenterHour = (mViewStartY + gestureCenterInPixels) / (float) (mCellHeight + DAY_GAP); } else if (mViewStartY > mMaxViewStartY) { mViewStartY = mMaxViewStartY; mGestureCenterHour = (mViewStartY + gestureCenterInPixels) / (float) (mCellHeight + DAY_GAP); } computeFirstHour(); mRemeasure = true; invalidate(); return true; } // ScaleGestureDetector.OnScaleGestureListener public void onScaleEnd(ScaleGestureDetector detector) { mScrollStartY = mViewStartY; mInitialScrollY = 0; mInitialScrollX = 0; mStartingSpanY = 0; } @Override public boolean onTouchEvent(MotionEvent ev) { int action = ev.getAction(); if (DEBUG) Log.e(TAG, "" + action + " ev.getPointerCount() = " + ev.getPointerCount()); if ((ev.getActionMasked() == MotionEvent.ACTION_DOWN) || (ev.getActionMasked() == MotionEvent.ACTION_UP) || (ev.getActionMasked() == MotionEvent.ACTION_POINTER_UP) || (ev.getActionMasked() == MotionEvent.ACTION_POINTER_DOWN)) { mRecalCenterHour = true; } if ((mTouchMode & TOUCH_MODE_HSCROLL) == 0) { mScaleGestureDetector.onTouchEvent(ev); } switch (action) { case MotionEvent.ACTION_DOWN: mStartingScroll = true; if (DEBUG) { Log.e(TAG, "ACTION_DOWN ev.getDownTime = " + ev.getDownTime() + " Cnt=" + ev.getPointerCount()); } int bottom = mAlldayHeight + DAY_HEADER_HEIGHT + ALLDAY_TOP_MARGIN; if (ev.getY() < bottom) { mTouchStartedInAlldayArea = true; } else { mTouchStartedInAlldayArea = false; } mHandleActionUp = true; mGestureDetector.onTouchEvent(ev); return true; case MotionEvent.ACTION_MOVE: if (DEBUG) Log.e(TAG, "ACTION_MOVE Cnt=" + ev.getPointerCount() + DayView.this); mGestureDetector.onTouchEvent(ev); return true; case MotionEvent.ACTION_UP: if (DEBUG) Log.e(TAG, "ACTION_UP Cnt=" + ev.getPointerCount() + mHandleActionUp); mEdgeEffectTop.onRelease(); mEdgeEffectBottom.onRelease(); mStartingScroll = false; mGestureDetector.onTouchEvent(ev); if (!mHandleActionUp) { mHandleActionUp = true; mViewStartX = 0; invalidate(); return true; } if (mOnFlingCalled) { return true; } // If we were scrolling, then reset the selected hour so that it // is visible. if (mScrolling) { mScrolling = false; resetSelectedHour(); invalidate(); } if ((mTouchMode & TOUCH_MODE_HSCROLL) != 0) { mTouchMode = TOUCH_MODE_INITIAL_STATE; if (Math.abs(mViewStartX) > mHorizontalSnapBackThreshold) { // The user has gone beyond the threshold so switch views if (DEBUG) Log.d(TAG, "- horizontal scroll: switch views"); switchViews(mViewStartX > 0, mViewStartX, mViewWidth, 0); mViewStartX = 0; return true; } else { // Not beyond the threshold so invalidate which will cause // the view to snap back. Also call recalc() to ensure // that we have the correct starting date and title. if (DEBUG) Log.d(TAG, "- horizontal scroll: snap back"); recalc(); invalidate(); mViewStartX = 0; } } return true; // This case isn't expected to happen. case MotionEvent.ACTION_CANCEL: if (DEBUG) Log.e(TAG, "ACTION_CANCEL"); mGestureDetector.onTouchEvent(ev); mScrolling = false; resetSelectedHour(); return true; default: if (DEBUG) Log.e(TAG, "Not MotionEvent " + ev.toString()); if (mGestureDetector.onTouchEvent(ev)) { return true; } return super.onTouchEvent(ev); } } public void onCreateContextMenu(ContextMenu menu, View view, ContextMenuInfo menuInfo) { MenuItem item; // If the trackball is held down, then the context menu pops up and // we never get onKeyUp() for the long-press. So check for it here // and change the selection to the long-press state. if (mSelectionMode != SELECTION_LONGPRESS) { invalidate(); } final long startMillis = getSelectedTimeInMillis(); int flags = DateUtils.FORMAT_SHOW_TIME | DateUtils.FORMAT_CAP_NOON_MIDNIGHT | DateUtils.FORMAT_SHOW_WEEKDAY; final String title = Utils.formatDateRange(mContext, startMillis, startMillis, flags); menu.setHeaderTitle(title); mPopup.dismiss(); } /** * Sets mSelectionDay and mSelectionHour based on the (x,y) touch position. * If the touch position is not within the displayed grid, then this * method returns false. * * @param x the x position of the touch * @param y the y position of the touch * @param keepOldSelection - do not change the selection info (used for invoking accessibility * messages) * @return true if the touch position is valid */ private boolean setSelectionFromPosition(int x, final int y, boolean keepOldSelection) { Event savedEvent = null; int savedDay = 0; int savedHour = 0; boolean savedAllDay = false; if (keepOldSelection) { // Store selection info and restore it at the end. This way, we can invoke the // right accessibility message without affecting the selection. savedEvent = mSelectedEvent; savedDay = mSelectionDay; savedHour = mSelectionHour; savedAllDay = mSelectionAllday; } if (x < mHoursWidth) { x = mHoursWidth; } int day = (x - mHoursWidth) / (mCellWidth + DAY_GAP); if (day >= mNumDays) { day = mNumDays - 1; } day += mFirstJulianDay; setSelectedDay(day); if (y < DAY_HEADER_HEIGHT) { sendAccessibilityEventAsNeeded(false); return false; } setSelectedHour(mFirstHour); /* First fully visible hour */ if (y < mFirstCell) { mSelectionAllday = true; } else { // y is now offset from top of the scrollable region int adjustedY = y - mFirstCell; if (adjustedY < mFirstHourOffset) { setSelectedHour(mSelectionHour - 1); /* In the partially visible hour */ } else { setSelectedHour(mSelectionHour + (adjustedY - mFirstHourOffset) / (mCellHeight + HOUR_GAP)); } mSelectionAllday = false; } findSelectedEvent(x, y); sendAccessibilityEventAsNeeded(true); // Restore old values if (keepOldSelection) { mSelectedEvent = savedEvent; mSelectionDay = savedDay; mSelectionHour = savedHour; mSelectionAllday = savedAllDay; } return true; } private void findSelectedEvent(int x, int y) { int date = mSelectionDay; int cellWidth = mCellWidth; ArrayList events = mEvents; int numEvents = events.size(); int left = computeDayLeftPosition(mSelectionDay - mFirstJulianDay); int top = 0; setSelectedEvent(null); mSelectedEvents.clear(); if (mSelectionAllday) { float yDistance; float minYdistance = 10000.0f; // any large number Event closestEvent = null; float drawHeight = mAlldayHeight; int yOffset = DAY_HEADER_HEIGHT + ALLDAY_TOP_MARGIN; int maxUnexpandedColumn = mMaxUnexpandedAlldayEventCount; if (mMaxAlldayEvents > mMaxUnexpandedAlldayEventCount) { // Leave a gap for the 'box +n' text maxUnexpandedColumn--; } events = mAllDayEvents; numEvents = events.size(); for (int i = 0; i < numEvents; i++) { Event event = events.get(i); if (!event.drawAsAllday() || (!mShowAllAllDayEvents && event.getColumn() >= maxUnexpandedColumn)) { // Don't check non-allday events or events that aren't shown continue; } if (event.startDay <= mSelectionDay && event.endDay >= mSelectionDay) { float numRectangles = mShowAllAllDayEvents ? mMaxAlldayEvents : mMaxUnexpandedAlldayEventCount; float height = drawHeight / numRectangles; if (height > MAX_HEIGHT_OF_ONE_ALLDAY_EVENT) { height = MAX_HEIGHT_OF_ONE_ALLDAY_EVENT; } float eventTop = yOffset + height * event.getColumn(); float eventBottom = eventTop + height; if (eventTop < y && eventBottom > y) { // If the touch is inside the event rectangle, then // add the event. mSelectedEvents.add(event); closestEvent = event; break; } else { // Find the closest event if (eventTop >= y) { yDistance = eventTop - y; } else { yDistance = y - eventBottom; } if (yDistance < minYdistance) { minYdistance = yDistance; closestEvent = event; } } } } setSelectedEvent(closestEvent); return; } // Adjust y for the scrollable bitmap y += mViewStartY - mFirstCell; // Use a region around (x,y) for the selection region Rect region = mRect; region.left = x - 10; region.right = x + 10; region.top = y - 10; region.bottom = y + 10; EventGeometry geometry = mEventGeometry; for (int i = 0; i < numEvents; i++) { Event event = events.get(i); // Compute the event rectangle. if (!geometry.computeEventRect(date, left, top, cellWidth, event)) { continue; } // If the event intersects the selection region, then add it to // mSelectedEvents. if (geometry.eventIntersectsSelection(event, region)) { mSelectedEvents.add(event); } } // If there are any events in the selected region, then assign the // closest one to mSelectedEvent. if (mSelectedEvents.size() > 0) { int len = mSelectedEvents.size(); Event closestEvent = null; float minDist = mViewWidth + mViewHeight; // some large distance for (int index = 0; index < len; index++) { Event ev = mSelectedEvents.get(index); float dist = geometry.pointToEvent(x, y, ev); if (dist < minDist) { minDist = dist; closestEvent = ev; } } setSelectedEvent(closestEvent); // Keep the selected hour and day consistent with the selected // event. They could be different if we touched on an empty hour // slot very close to an event in the previous hour slot. In // that case we will select the nearby event. int startDay = mSelectedEvent.startDay; int endDay = mSelectedEvent.endDay; if (mSelectionDay < startDay) { setSelectedDay(startDay); } else if (mSelectionDay > endDay) { setSelectedDay(endDay); } int startHour = mSelectedEvent.startTime / 60; int endHour; if (mSelectedEvent.startTime < mSelectedEvent.endTime) { endHour = (mSelectedEvent.endTime - 1) / 60; } else { endHour = mSelectedEvent.endTime / 60; } if (mSelectionHour < startHour && mSelectionDay == startDay) { setSelectedHour(startHour); } else if (mSelectionHour > endHour && mSelectionDay == endDay) { setSelectedHour(endHour); } } } // Encapsulates the code to continue the scrolling after the // finger is lifted. Instead of stopping the scroll immediately, // the scroll continues to "free spin" and gradually slows down. private class ContinueScroll implements Runnable { public void run() { mScrolling = mScrolling && mScroller.computeScrollOffset(); if (!mScrolling || mPaused) { resetSelectedHour(); invalidate(); return; } mViewStartY = mScroller.getCurrY(); if (mCallEdgeEffectOnAbsorb) { if (mViewStartY < 0) { mEdgeEffectTop.onAbsorb((int) mLastVelocity); mCallEdgeEffectOnAbsorb = false; } else if (mViewStartY > mMaxViewStartY) { mEdgeEffectBottom.onAbsorb((int) mLastVelocity); mCallEdgeEffectOnAbsorb = false; } mLastVelocity = mScroller.getCurrVelocity(); } if (mScrollStartY == 0 || mScrollStartY == mMaxViewStartY) { // Allow overscroll/springback only on a fling, // not a pull/fling from the end if (mViewStartY < 0) { mViewStartY = 0; } else if (mViewStartY > mMaxViewStartY) { mViewStartY = mMaxViewStartY; } } computeFirstHour(); mHandler.post(this); invalidate(); } } /** * Cleanup the pop-up and timers. */ public void cleanup() { // Protect against null-pointer exceptions if (mPopup != null) { mPopup.dismiss(); } mPaused = true; mLastPopupEventID = INVALID_EVENT_ID; if (mHandler != null) { mHandler.removeCallbacks(mDismissPopup); mHandler.removeCallbacks(mUpdateCurrentTime); } Utils.setSharedPreference(mContext, GeneralPreferences.KEY_DEFAULT_CELL_HEIGHT, mCellHeight); // Clear all click animations eventClickCleanup(); // Turn off redraw mRemeasure = false; // Turn off scrolling to make sure the view is in the correct state if we fling back to it mScrolling = false; } private void eventClickCleanup() { this.removeCallbacks(mClearClick); this.removeCallbacks(mSetClick); mClickedEvent = null; mSavedClickedEvent = null; } private void setSelectedEvent(Event e) { mSelectedEvent = e; mSelectedEventForAccessibility = e; } private void setSelectedHour(int h) { mSelectionHour = h; mSelectionHourForAccessibility = h; } private void setSelectedDay(int d) { mSelectionDay = d; mSelectionDayForAccessibility = d; } /** * Restart the update timer */ public void restartCurrentTimeUpdates() { mPaused = false; if (mHandler != null) { mHandler.removeCallbacks(mUpdateCurrentTime); mHandler.post(mUpdateCurrentTime); } } @Override protected void onDetachedFromWindow() { cleanup(); super.onDetachedFromWindow(); } class DismissPopup implements Runnable { public void run() { // Protect against null-pointer exceptions if (mPopup != null) { mPopup.dismiss(); } } } class UpdateCurrentTime implements Runnable { public void run() { long currentTime = System.currentTimeMillis(); mCurrentTime.set(currentTime); //% causes update to occur on 5 minute marks (11:10, 11:15, 11:20, etc.) if (!DayView.this.mPaused) { mHandler.postDelayed(mUpdateCurrentTime, UPDATE_CURRENT_TIME_DELAY - (currentTime % UPDATE_CURRENT_TIME_DELAY)); } mTodayJulianDay = Time.getJulianDay(currentTime, mCurrentTime.gmtoff); invalidate(); } } class CalendarGestureListener extends GestureDetector.SimpleOnGestureListener { @Override public boolean onSingleTapUp(MotionEvent ev) { if (DEBUG) Log.e(TAG, "GestureDetector.onSingleTapUp"); DayView.this.doSingleTapUp(ev); return true; } @Override public void onLongPress(MotionEvent ev) { if (DEBUG) Log.e(TAG, "GestureDetector.onLongPress"); DayView.this.doLongPress(ev); } @Override public boolean onScroll(MotionEvent e1, MotionEvent e2, float distanceX, float distanceY) { if (DEBUG) Log.e(TAG, "GestureDetector.onScroll"); eventClickCleanup(); if (mTouchStartedInAlldayArea) { if (Math.abs(distanceX) < Math.abs(distanceY)) { // Make sure that click feedback is gone when you scroll from the // all day area invalidate(); return false; } // don't scroll vertically if this started in the allday area distanceY = 0; } DayView.this.doScroll(e1, e2, distanceX, distanceY); return true; } @Override public boolean onFling(MotionEvent e1, MotionEvent e2, float velocityX, float velocityY) { if (DEBUG) Log.e(TAG, "GestureDetector.onFling"); if (mTouchStartedInAlldayArea) { if (Math.abs(velocityX) < Math.abs(velocityY)) { return false; } // don't fling vertically if this started in the allday area velocityY = 0; } DayView.this.doFling(e1, e2, velocityX, velocityY); return true; } @Override public boolean onDown(MotionEvent ev) { if (DEBUG) Log.e(TAG, "GestureDetector.onDown"); DayView.this.doDown(ev); return true; } } @Override public boolean onLongClick(View v) { return true; } // The rest of this file was borrowed from Launcher2 - PagedView.java private static final int MINIMUM_SNAP_VELOCITY = 2200; private class ScrollInterpolator implements Interpolator { public ScrollInterpolator() { } public float getInterpolation(float t) { t -= 1.0f; t = t * t * t * t * t + 1; if ((1 - t) * mAnimationDistance < 1) { cancelAnimation(); } return t; } } private long calculateDuration(float delta, float width, float velocity) { /* * Here we compute a "distance" that will be used in the computation of * the overall snap duration. This is a function of the actual distance * that needs to be traveled; we keep this value close to half screen * size in order to reduce the variance in snap duration as a function * of the distance the page needs to travel. */ final float halfScreenSize = width / 2; float distanceRatio = delta / width; float distanceInfluenceForSnapDuration = distanceInfluenceForSnapDuration(distanceRatio); float distance = halfScreenSize + halfScreenSize * distanceInfluenceForSnapDuration; velocity = Math.abs(velocity); velocity = Math.max(MINIMUM_SNAP_VELOCITY, velocity); /* * we want the page's snap velocity to approximately match the velocity * at which the user flings, so we scale the duration by a value near to * the derivative of the scroll interpolator at zero, ie. 5. We use 6 to * make it a little slower. */ long duration = 6 * Math.round(1000 * Math.abs(distance / velocity)); if (DEBUG) { Log.e(TAG, "halfScreenSize:" + halfScreenSize + " delta:" + delta + " distanceRatio:" + distanceRatio + " distance:" + distance + " velocity:" + velocity + " duration:" + duration + " distanceInfluenceForSnapDuration:" + distanceInfluenceForSnapDuration); } return duration; } /* * We want the duration of the page snap animation to be influenced by the * distance that the screen has to travel, however, we don't want this * duration to be effected in a purely linear fashion. Instead, we use this * method to moderate the effect that the distance of travel has on the * overall snap duration. */ private float distanceInfluenceForSnapDuration(float f) { f -= 0.5f; // center the values about 0. f *= 0.3f * Math.PI / 2.0f; return (float) Math.sin(f); } }