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