| /* |
| * Copyright (C) 2017 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.test.hwui; |
| |
| import static android.graphics.GraphicBuffer.USAGE_HW_TEXTURE; |
| import static android.graphics.GraphicBuffer.USAGE_SW_READ_NEVER; |
| import static android.graphics.GraphicBuffer.USAGE_SW_WRITE_NEVER; |
| import static android.graphics.GraphicBuffer.USAGE_SW_WRITE_RARELY; |
| |
| import android.app.Activity; |
| import android.graphics.Bitmap; |
| import android.graphics.Canvas; |
| import android.graphics.Color; |
| import android.graphics.GraphicBuffer; |
| import android.graphics.Paint; |
| import android.graphics.PixelFormat; |
| import android.graphics.SurfaceTexture; |
| import android.os.Bundle; |
| import android.view.DisplayListCanvas; |
| import android.view.RenderNode; |
| import android.view.Surface; |
| import android.view.ThreadedRenderer; |
| import android.widget.ImageView; |
| |
| public class DrawIntoHwBitmapActivity extends Activity { |
| @Override |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| ImageView view = new ImageView(this); |
| view.setScaleType(ImageView.ScaleType.CENTER_INSIDE); |
| setContentView(view); |
| view.setImageBitmap(createBitmap()); |
| } |
| |
| Bitmap createBitmap() { |
| RenderNode node = RenderNode.create("HwuiCanvas", null); |
| node.setLeftTopRightBottom(0, 0, 500, 500); |
| node.setClipToBounds(false); |
| DisplayListCanvas canvas = node.start(500, 500); |
| Paint p = new Paint(); |
| p.setColor(Color.BLACK); |
| p.setTextSize(20 * getResources().getDisplayMetrics().density); |
| canvas.drawColor(0xFF2196F3); |
| p.setColor(0xFFBBDEFB); |
| canvas.drawRect(0, 0, 500, 100, p); |
| p.setColor(Color.BLACK); |
| canvas.drawText("Hello, World!", 0, 90, p); |
| node.end(canvas); |
| return ThreadedRenderer.createHardwareBitmap(node, 500, 500); |
| } |
| } |