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      1 /*
      2  * Copyright (C) 2017 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 android.uirendering.cts.testclasses.view;
     18 
     19 import android.content.Context;
     20 import android.graphics.Bitmap;
     21 import android.graphics.Canvas;
     22 import android.graphics.Path;
     23 import android.util.AttributeSet;
     24 import android.view.View;
     25 import android.widget.FrameLayout;
     26 
     27 public class BitmapView extends View {
     28     private Bitmap mBitmap;
     29     private boolean mSaveLayer;
     30 
     31     public BitmapView(Context context, AttributeSet attrs) {
     32         super(context, attrs);
     33     }
     34 
     35     public BitmapView(Context context, AttributeSet attrs, int defStyleAttr) {
     36         super(context, attrs, defStyleAttr);
     37     }
     38 
     39     public BitmapView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
     40         super(context, attrs, defStyleAttr, defStyleRes);
     41     }
     42 
     43     public BitmapView(Context context, Bitmap b, boolean saveLayer) {
     44         super(context);
     45         mBitmap = b;
     46         mSaveLayer = saveLayer;
     47     }
     48 
     49     public Bitmap getBitmap() {
     50         return mBitmap;
     51     }
     52 
     53     public void setBitmap(Bitmap bitmap) {
     54         mBitmap = bitmap;
     55     }
     56 
     57     public boolean isSaveLayer() {
     58         return mSaveLayer;
     59     }
     60 
     61     public void setSaveLayer(boolean saveLayer) {
     62         mSaveLayer = saveLayer;
     63     }
     64 
     65     @Override
     66     protected void onDraw(Canvas canvas) {
     67         super.onDraw(canvas);
     68         if (mSaveLayer) {
     69             canvas.saveLayer(0.0f, 0.0f, getWidth(), getHeight(), null);
     70         }
     71         canvas.drawBitmap(mBitmap, 0, 0, null);
     72         if (mSaveLayer) {
     73             canvas.restore();
     74         }
     75     }
     76 
     77     @Override
     78     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
     79         setMeasuredDimension(mBitmap.getWidth(), mBitmap.getHeight());
     80     }
     81 }
     82