1 /* 2 * Copyright (C) 2011 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.bidi; 18 19 import android.content.Context; 20 import android.content.res.TypedArray; 21 import android.graphics.Canvas; 22 import android.graphics.Color; 23 import android.graphics.Paint.Align; 24 import android.text.TextPaint; 25 import android.util.AttributeSet; 26 import android.view.View; 27 28 public class BiDiTestViewDrawText extends View { 29 private float mSize; 30 private int mColor; 31 private String mText; 32 BiDiTestViewDrawText(Context context)33 public BiDiTestViewDrawText(Context context) { 34 this(context, null); 35 } 36 BiDiTestViewDrawText(Context context, AttributeSet attrs)37 public BiDiTestViewDrawText(Context context, AttributeSet attrs) { 38 this(context, attrs, 0); 39 } 40 BiDiTestViewDrawText(Context context, AttributeSet attrs, int defStyle)41 public BiDiTestViewDrawText(Context context, AttributeSet attrs, int defStyle) { 42 super(context, attrs, defStyle); 43 44 final TypedArray a = context.obtainStyledAttributes(attrs, 45 R.styleable.DrawTextTestView, defStyle, 0); 46 mSize = a.getDimension(R.styleable.DrawTextTestView_size, 40.0f); 47 mColor = a.getColor(R.styleable.DrawTextTestView_color, Color.YELLOW); 48 final CharSequence text = a.getText(R.styleable.DrawTextTestView_text); 49 mText = (text != null) ? text.toString() : "(empty)"; 50 a.recycle(); 51 } 52 53 @Override onDraw(Canvas canvas)54 protected void onDraw(Canvas canvas) { 55 super.onDraw(canvas); 56 final int width = getWidth(); 57 final int height = getHeight(); 58 59 final TextPaint paint = new TextPaint(); 60 paint.setTextSize(mSize); 61 paint.setColor(mColor); 62 paint.setTextAlign(Align.CENTER); 63 64 canvas.drawText(mText, width / 2, height * 2 / 3, paint); 65 } 66 }