1 /* 2 * Copyright (C) 2010 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.launcher2; 18 19 import android.content.Context; 20 import android.graphics.Bitmap; 21 import android.graphics.Canvas; 22 import android.graphics.Paint; 23 import android.widget.TextView; 24 25 26 27 /** 28 * An icon on a PagedView, specifically for items in the launcher's paged view (with compound 29 * drawables on the top). 30 */ 31 public class HolographicPagedViewIcon extends TextView { 32 PagedViewIcon mOriginalIcon; 33 Paint mPaint; 34 HolographicPagedViewIcon(Context context, PagedViewIcon original)35 public HolographicPagedViewIcon(Context context, PagedViewIcon original) { 36 super(context); 37 mOriginalIcon = original; 38 mPaint = new Paint(); 39 } 40 41 @Override onDraw(Canvas canvas)42 protected void onDraw(Canvas canvas) { 43 Bitmap overlay = mOriginalIcon.getHolographicOutline(); 44 if (overlay != null) { 45 final int offset = getScrollX(); 46 final int compoundPaddingLeft = getCompoundPaddingLeft(); 47 final int compoundPaddingRight = getCompoundPaddingRight(); 48 int hspace = getWidth() - compoundPaddingRight - compoundPaddingLeft; 49 canvas.drawBitmap(overlay, 50 offset + compoundPaddingLeft + (hspace - overlay.getWidth()) / 2, 51 mOriginalIcon.getPaddingTop(), 52 mPaint); 53 } 54 } 55 } 56