72 lines
3.1 KiB
C++
72 lines
3.1 KiB
C++
/*
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* Copyright (C) 2015 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 "utils/Color.h"
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class OpPropAnimation;
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static TestScene::Registrar _Shapes(TestScene::Info{
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"opprops", "A minimal demonstration of CanvasProperty drawing operations.",
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TestScene::simpleCreateScene<OpPropAnimation>});
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class OpPropAnimation : public TestScene {
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public:
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sp<CanvasPropertyPaint> mPaint = new CanvasPropertyPaint(SkPaint());
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sp<CanvasPropertyPrimitive> mRoundRectLeft = new CanvasPropertyPrimitive(0);
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sp<CanvasPropertyPrimitive> mRoundRectTop = new CanvasPropertyPrimitive(0);
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sp<CanvasPropertyPrimitive> mRoundRectRight = new CanvasPropertyPrimitive(0);
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sp<CanvasPropertyPrimitive> mRoundRectBottom = new CanvasPropertyPrimitive(0);
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sp<CanvasPropertyPrimitive> mRoundRectRx = new CanvasPropertyPrimitive(0);
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sp<CanvasPropertyPrimitive> mRoundRectRy = new CanvasPropertyPrimitive(0);
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sp<CanvasPropertyPrimitive> mCircleX = new CanvasPropertyPrimitive(0);
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sp<CanvasPropertyPrimitive> mCircleY = new CanvasPropertyPrimitive(0);
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sp<CanvasPropertyPrimitive> mCircleRadius = new CanvasPropertyPrimitive(0);
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sp<RenderNode> content;
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void createContent(int width, int height, Canvas& canvas) override {
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content = TestUtils::createNode(0, 0, width, height, [this, width, height](
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RenderProperties& props,
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Canvas& canvas) {
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mPaint->value.setAntiAlias(true);
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mPaint->value.setColor(Color::Blue_500);
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mRoundRectRight->value = width / 2;
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mRoundRectBottom->value = height / 2;
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mCircleX->value = width * 0.75;
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mCircleY->value = height * 0.75;
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canvas.drawColor(Color::White, SkBlendMode::kSrcOver);
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canvas.drawRoundRect(mRoundRectLeft.get(), mRoundRectTop.get(), mRoundRectRight.get(),
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mRoundRectBottom.get(), mRoundRectRx.get(), mRoundRectRy.get(),
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mPaint.get());
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canvas.drawCircle(mCircleX.get(), mCircleY.get(), mCircleRadius.get(), mPaint.get());
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});
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canvas.drawRenderNode(content.get());
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}
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void doFrame(int frameNr) override {
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float value = (abs((frameNr % 200) - 100)) / 100.0f;
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mRoundRectRx->value = dp(10) + value * dp(40);
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mRoundRectRy->value = dp(10) + value * dp(80);
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mCircleRadius->value = value * dp(200);
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content->setPropertyFieldsDirty(RenderNode::GENERIC);
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}
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};
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