thorvg/src/loaders/external_png/tvgPngLoader.h
2024-01-02 20:34:12 +09:00

48 lines
1.6 KiB
C++

/*
* Copyright (c) 2020 - 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.
*/
#ifndef _TVG_PNG_LOADER_H_
#define _TVG_PNG_LOADER_H_
#include <png.h>
#include "tvgLoader.h"
class PngLoader : public ImageLoader
{
public:
PngLoader();
~PngLoader();
bool open(const string& path) override;
bool open(const char* data, uint32_t size, bool copy) override;
bool read() override;
unique_ptr<Surface> bitmap() override;
private:
void clear();
png_imagep image = nullptr;
uint32_t* content = nullptr;
};
#endif //_TVG_PNG_LOADER_H_