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      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 
     33     public BiDiTestViewDrawText(Context context) {
     34         this(context, null);
     35     }
     36 
     37     public BiDiTestViewDrawText(Context context, AttributeSet attrs) {
     38         this(context, attrs, 0);
     39     }
     40 
     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
     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 }