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.
133 lines
No EOL
4.8 KiB
C++
133 lines
No EOL
4.8 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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bool content(tvg::Canvas* canvas, uint32_t w, uint32_t h) override
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{
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return update(canvas, 0);
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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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if (!tvgexam::verify(canvas->remove())) return false;
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auto progress = tvgexam::progress(elapsed, 2.0f, true); //play time 2 sec.
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//Create a Scene1
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auto scene = tvg::Scene::gen();
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//Prepare Round Rectangle (Scene1)
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auto shape1 = tvg::Shape::gen();
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shape1->appendRect(-235, -250, 400, 400, 50, 50); //x, y, w, h, rx, ry
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shape1->fill(0, 255, 0); //r, g, b
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shape1->strokeWidth(5); //width
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shape1->strokeFill(255, 255, 255); //r, g, b
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scene->push(shape1);
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//Prepare Circle (Scene1)
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auto shape2 = tvg::Shape::gen();
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shape2->appendCircle(-165, -150, 200, 200); //cx, cy, radiusW, radiusH
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shape2->fill(255, 255, 0); //r, g, b
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scene->push(shape2);
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//Prepare Ellipse (Scene1)
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auto shape3 = tvg::Shape::gen();
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shape3->appendCircle(265, 250, 150, 100); //cx, cy, radiusW, radiusH
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shape3->fill(0, 255, 255); //r, g, b
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scene->push(shape3);
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scene->translate(430, 430);
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scene->scale(0.7f);
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scene->rotate(360 * progress);
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//Create Scene2
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auto scene2 = tvg::Scene::gen();
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//Star (Scene2)
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auto shape4 = tvg::Shape::gen();
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//Appends Paths
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shape4->moveTo(0, -114.5);
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shape4->lineTo(54, -5.5);
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shape4->lineTo(175, 11.5);
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shape4->lineTo(88, 95.5);
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shape4->lineTo(108, 216.5);
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shape4->lineTo(0, 160.5);
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shape4->lineTo(-102, 216.5);
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shape4->lineTo(-87, 96.5);
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shape4->lineTo(-173, 12.5);
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shape4->lineTo(-53, -5.5);
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shape4->close();
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shape4->fill(0, 0, 255, 127);
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shape4->strokeWidth(3); //width
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shape4->strokeFill(0, 0, 255); //r, g, b
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scene2->push(shape4);
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//Circle (Scene2)
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auto shape5 = tvg::Shape::gen();
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auto cx = -150.0f;
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auto cy = -150.0f;
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auto radius = 100.0f;
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auto halfRadius = radius * 0.552284f;
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//Append Paths
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shape5->moveTo(cx, cy - radius);
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shape5->cubicTo(cx + halfRadius, cy - radius, cx + radius, cy - halfRadius, cx + radius, cy);
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shape5->cubicTo(cx + radius, cy + halfRadius, cx + halfRadius, cy + radius, cx, cy+ radius);
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shape5->cubicTo(cx - halfRadius, cy + radius, cx - radius, cy + halfRadius, cx - radius, cy);
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shape5->cubicTo(cx - radius, cy - halfRadius, cx - halfRadius, cy - radius, cx, cy - radius);
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shape5->close();
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shape5->fill(255, 0, 0, 127);
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scene2->push(shape5);
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scene2->translate(500, 350);
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scene2->rotate(360 * progress);
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//Push scene2 onto the scene
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scene->push(scene2);
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//Draw the Scene onto the Canvas
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canvas->push(scene);
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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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} |