mirror of
https://github.com/thorvg/thorvg.git
synced 2025-06-07 13:13:23 +00:00
127 lines
No EOL
4.3 KiB
C++
127 lines
No EOL
4.3 KiB
C++
/*
|
|
* Copyright (c) 2024 - 2025 the ThorVG project. All rights reserved.
|
|
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
|
|
* The above copyright notice and this permission notice shall be included in all
|
|
* copies or substantial portions of the Software.
|
|
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*/
|
|
|
|
#include "Example.h"
|
|
|
|
/************************************************************************/
|
|
/* ThorVG Drawing Contents */
|
|
/************************************************************************/
|
|
|
|
struct UserExample : tvgexam::Example
|
|
{
|
|
tvg::Scene* scene1 = nullptr;
|
|
tvg::Scene* scene2 = nullptr;
|
|
tvg::Scene* scene3 = nullptr;
|
|
|
|
bool content(tvg::Canvas* canvas, uint32_t w, uint32_t h) override
|
|
{
|
|
if (!canvas) return false;
|
|
|
|
//background
|
|
auto bg = tvg::Shape::gen();
|
|
bg->appendRect(0, 0, w, h);
|
|
bg->fill(255, 255, 255);
|
|
canvas->push(bg);
|
|
|
|
float pw, ph;
|
|
|
|
//Prepare a scene for post effects
|
|
{
|
|
scene1 = tvg::Scene::gen();
|
|
|
|
auto picture = tvg::Picture::gen();
|
|
picture->load(EXAMPLE_DIR"/svg/LottieFiles_logo.svg");
|
|
|
|
picture->size(&pw, &ph);
|
|
picture->size(pw * 0.5f, ph * 0.5f);
|
|
picture->translate(pw * 0.175f, 0.0f);
|
|
|
|
scene1->push(picture);
|
|
canvas->push(scene1);
|
|
}
|
|
|
|
//Prepare a scene for post effects
|
|
{
|
|
scene2 = tvg::Scene::gen();
|
|
|
|
auto picture = tvg::Picture::gen();
|
|
picture->load(EXAMPLE_DIR"/svg/152932619-bd3d6921-72df-4f09-856b-f9743ae32a14.svg");
|
|
|
|
picture->size(&pw, &ph);
|
|
picture->translate(pw * 0.45f, ph * 0.45f);
|
|
picture->size(pw * 0.75f, ph * 0.75f);
|
|
|
|
scene2->push(picture);
|
|
canvas->push(scene2);
|
|
}
|
|
|
|
//Prepare a scene for post effects
|
|
{
|
|
scene3 = tvg::Scene::gen();
|
|
|
|
auto picture = tvg::Picture::gen();
|
|
picture->load(EXAMPLE_DIR"/svg//circles1.svg");
|
|
|
|
picture->size(&pw, &ph);
|
|
picture->translate(w * 0.3f, h * 0.65f);
|
|
picture->size(pw * 0.75f, ph * 0.75f);
|
|
|
|
scene3->push(picture);
|
|
canvas->push(scene3);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool update(tvg::Canvas* canvas, uint32_t elapsed) override
|
|
{
|
|
if (!canvas) return false;
|
|
|
|
auto progress = tvgexam::progress(elapsed, 2.5f, true); //2.5 seconds
|
|
|
|
//Clear the previously applied effects
|
|
scene1->push(tvg::SceneEffect::ClearAll);
|
|
//Apply DropShadow post effect (r, g, b, a, angle, distance, sigma of blurness, quality)
|
|
scene1->push(tvg::SceneEffect::DropShadow, 0, 0, 0, 125, 120.0f, 20.0f * progress, 3.0f, 100);
|
|
|
|
scene2->push(tvg::SceneEffect::ClearAll);
|
|
scene2->push(tvg::SceneEffect::DropShadow, 65, 143, 222, (int)(255.0f * progress), 135.0f, 10.0f, 3.0f, 100);
|
|
|
|
scene3->push(tvg::SceneEffect::ClearAll);
|
|
scene3->push(tvg::SceneEffect::DropShadow, 0, 0, 0, 125, 360.0f * progress, 20.0f, 3.0f, 100);
|
|
|
|
canvas->update();
|
|
|
|
return true;
|
|
}
|
|
|
|
};
|
|
|
|
|
|
/************************************************************************/
|
|
/* Entry Point */
|
|
/************************************************************************/
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
return tvgexam::main(new UserExample, argc, argv, false, 800, 800, 4, true);
|
|
} |