1/*
2 * Copyright (C) 2015 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#include "TestSceneBase.h"
18
19class TextAnimation;
20
21static TestScene::Registrar _Text(TestScene::Info{"text", "Draws a bunch of text.",
22                                                  TestScene::simpleCreateScene<TextAnimation>});
23
24class TextAnimation : public TestScene {
25public:
26    sp<RenderNode> card;
27    void createContent(int width, int height, Canvas& canvas) override {
28        canvas.drawColor(Color::White, SkBlendMode::kSrcOver);
29        card = TestUtils::createNode(0, 0, width, height, [](RenderProperties& props,
30                                                             Canvas& canvas) {
31            SkPaint paint;
32            paint.setAntiAlias(true);
33            paint.setTextSize(50);
34
35            paint.setColor(Color::Black);
36            for (int i = 0; i < 10; i++) {
37                TestUtils::drawUtf8ToCanvas(&canvas, "Test string", paint, 400, i * 100);
38            }
39
40            SkPath path;
41            path.addOval(SkRect::MakeLTRB(100, 100, 300, 300));
42
43            paint.setColor(Color::Blue_500);
44            TestUtils::drawUtf8ToCanvas(&canvas, "This is a neat circle of text!", paint, path);
45        });
46        canvas.drawRenderNode(card.get());
47    }
48
49    void doFrame(int frameNr) override {
50        int curFrame = frameNr % 150;
51        card->mutateStagingProperties().setTranslationX(curFrame);
52        card->mutateStagingProperties().setTranslationY(curFrame);
53        card->setPropertyFieldsDirty(RenderNode::X | RenderNode::Y);
54    }
55};
56