thorvg/examples/PictureTvg.cpp
2024-09-30 13:00:12 +09:00

62 lines
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2.4 KiB
C++

/*
* Copyright (c) 2021 - 2024 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
{
bool content(tvg::Canvas* canvas, uint32_t w, uint32_t h) override
{
if (!canvas) return false;
//load the tvg file
auto picture = tvg::Picture::gen();
if (!tvgexam::verify(picture->load(EXAMPLE_DIR"/tvg/test.tvg"), "You might need to run \"TvgSaver\" example first to generate the \"test.tvg\".")) {
return false;
}
float w2, h2;
picture->size(&w2, &h2);
cout << "default tvg view size = " << w2 << " x " << h2 << endl;
picture->translate(w2 * 0.1f, h2 * 0.1f);
picture->size(w2 * 0.8f, h2 * 0.8f);
canvas->push(std::move(picture));
return true;
}
};
/************************************************************************/
/* Entry Point */
/************************************************************************/
int main(int argc, char **argv)
{
return tvgexam::main(new UserExample, argc, argv);
}