80 lines
3.1 KiB
C++
80 lines
3.1 KiB
C++
/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "TestSceneBase.h"
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#include "renderthread/RenderProxy.h"
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#include "utils/Color.h"
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#include "hwui/Paint.h"
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class MagnifierAnimation;
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static TestScene::Registrar _Magnifier(TestScene::Info{
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"magnifier", "A sample magnifier using Readback",
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TestScene::simpleCreateScene<MagnifierAnimation>});
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class MagnifierAnimation : public TestScene {
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public:
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sp<RenderNode> card;
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sp<RenderNode> zoomImageView;
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void createContent(int width, int height, Canvas& canvas) override {
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magnifier = TestUtils::createBitmap(200, 100);
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SkBitmap temp;
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magnifier->getSkBitmap(&temp);
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temp.eraseColor(Color::White);
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canvas.drawColor(Color::White, SkBlendMode::kSrcOver);
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card = TestUtils::createNode(
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0, 0, width, height, [&](RenderProperties& props, Canvas& canvas) {
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Paint paint;
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paint.setAntiAlias(true);
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paint.getSkFont().setSize(50);
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paint.setColor(Color::Black);
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TestUtils::drawUtf8ToCanvas(&canvas, "Test string", paint, 10, 400);
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});
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canvas.drawRenderNode(card.get());
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zoomImageView = TestUtils::createNode(
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100, 100, 500, 300, [&](RenderProperties& props, Canvas& canvas) {
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props.setElevation(dp(16));
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props.mutableOutline().setRoundRect(0, 0, props.getWidth(), props.getHeight(),
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dp(6), 1);
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props.mutableOutline().setShouldClip(true);
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canvas.drawBitmap(*magnifier, 0.0f, 0.0f, (float)magnifier->width(),
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(float)magnifier->height(), 0, 0, (float)props.getWidth(),
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(float)props.getHeight(), nullptr);
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});
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canvas.enableZ(true);
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canvas.drawRenderNode(zoomImageView.get());
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canvas.enableZ(false);
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}
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void doFrame(int frameNr) override {
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int curFrame = frameNr % 150;
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card->mutateStagingProperties().setTranslationX(curFrame);
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card->setPropertyFieldsDirty(RenderNode::X | RenderNode::Y);
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if (renderTarget) {
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SkBitmap temp;
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magnifier->getSkBitmap(&temp);
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constexpr int x = 90;
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constexpr int y = 325;
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RenderProxy::copySurfaceInto(renderTarget.get(), x, y, x + magnifier->width(),
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y + magnifier->height(), &temp);
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}
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}
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sk_sp<Bitmap> magnifier;
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};
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