thorvg/examples/DirectUpdate.cpp
Hermet Park c81fc810ee test
2025-07-24 12:23:21 +09:00

91 lines
No EOL
3 KiB
C++

/*
* Copyright (c) 2020 - 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::Shape* solid = nullptr;
uint32_t w, h;
void bbox(tvg::Canvas* canvas, tvg::Paint* paint)
{
//aabb
{
float x, y, w, h;
paint->bounds(&x, &y, &w, &h);
auto bound = tvg::Shape::gen();
bound->moveTo(x, y);
bound->lineTo(x + w, y);
bound->lineTo(x + w, y + h);
bound->lineTo(x, y + h);
bound->close();
bound->strokeWidth(2.0f);
bound->strokeFill(255, 0, 0, 255);
canvas->push(bound);
}
}
bool content(tvg::Canvas* canvas, uint32_t w, uint32_t h) override
{
//Shape (for BG)
auto bg = tvg::Shape::gen();
bg->appendRect(0, 0, w, h);
bg->fill(255, 255, 255);
canvas->push(bg);
solid = tvg::Shape::gen();
solid->moveTo(100, 100);
solid->lineTo(120, 100);
solid->lineTo(120, 120);
solid->close();
solid->fill(0, 0, 0, 255);
solid->strokeFill(0, 255, 255, 125);
solid->strokeWidth(5);
tvg::Matrix m = {3, 0, 450, 0, 3, 100, 0, 0, 1};
solid->transform(m);
canvas->push(solid);
bbox(canvas, solid);
this->w = w;
this->h = h;
return true;
}
};
/************************************************************************/
/* Entry Point */
/************************************************************************/
int main(int argc, char **argv)
{
return tvgexam::main(new UserExample, argc, argv, false, 960, 960);
}