mirror of
https://github.com/thorvg/thorvg.git
synced 2025-06-07 21:23:32 +00:00
4e64804839
just changed the size to another one for better showcase since 800x800 is not preferred by intel arc chipset. animations look stutter.
110 lines
No EOL
3.8 KiB
C++
110 lines
No EOL
3.8 KiB
C++
/*
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* Copyright (c) 2020 - 2025 the ThorVG project. All rights reserved.
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include "Example.h"
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/************************************************************************/
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/* ThorVG Drawing Contents */
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/************************************************************************/
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struct UserExample : tvgexam::Example
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{
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uint32_t last = 0;
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bool content(tvg::Canvas* canvas, uint32_t w, uint32_t h) override
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{
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//Prepare Round Rectangle
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auto shape1 = tvg::Shape::gen();
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shape1->appendRect(0, 0, 480, 480, 50, 50); //x, y, w, h, rx, ry
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shape1->fill(0, 255, 0); //r, g, b
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canvas->push(shape1);
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//Prepare Round Rectangle2
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auto shape2 = tvg::Shape::gen();
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shape2->appendRect(140, 140, 480, 480, 50, 50); //x, y, w, h, rx, ry
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shape2->fill(255, 255, 0); //r, g, b
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canvas->push(shape2);
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//Prepare Round Rectangle3
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auto shape3 = tvg::Shape::gen();
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shape3->appendRect(280, 280, 480, 480, 50, 50); //x, y, w, h, rx, ry
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shape3->fill(0, 255, 255); //r, g, b
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canvas->push(shape3);
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//Prepare Scene
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auto scene = tvg::Scene::gen();
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auto shape4 = tvg::Shape::gen();
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shape4->appendCircle(520, 520, 140, 140);
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shape4->fill(255, 0, 0);
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shape4->strokeWidth(5);
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shape4->strokeFill(255, 255, 255);
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scene->push(shape4);
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auto shape5 = tvg::Shape::gen();
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shape5->appendCircle(630, 630, 190, 190);
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shape5->fill(255, 0, 255);
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shape5->strokeWidth(5);
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shape5->strokeFill(255, 255, 255);
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scene->push(shape5);
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canvas->push(scene);
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return true;
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}
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bool update(tvg::Canvas* canvas, uint32_t elapsed) override
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{
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if (!canvas) return false;
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//update per every 250ms
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//reorder with a circular list
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if (elapsed - last > 250) {
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//Acquire the first paint from the root scene
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auto paint = *canvas->paints().begin();
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//Prevent deleting from canvas->remove()
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paint->ref();
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//Re-push the front paint to the end of the root scene
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tvgexam::verify(canvas->remove(paint));
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tvgexam::verify(canvas->push(paint));
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//Make it pair ref() - unref()
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paint->unref();
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last = elapsed;
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}
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return true;
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}
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};
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/************************************************************************/
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/* Entry Point */
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/************************************************************************/
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int main(int argc, char **argv)
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{
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return tvgexam::main(new UserExample, argc, argv, true, 960, 960);
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} |