mirror of
https://github.com/thorvg/thorvg.git
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fdd760a34f
Changed the unit of the segment from a normalized value to frame numbers, ensuring alignment with other frame control interfaces. Note that This change may break backward compatibility. issue: https://github.com/thorvg/thorvg/issues/3116
84 lines
2.9 KiB
C++
84 lines
2.9 KiB
C++
/*
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* Copyright (c) 2023 - 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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#ifndef _TVG_LOTTIE_LOADER_H_
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#define _TVG_LOTTIE_LOADER_H_
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#include "tvgCommon.h"
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#include "tvgFrameModule.h"
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#include "tvgTaskScheduler.h"
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struct LottieComposition;
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struct LottieBuilder;
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class LottieLoader : public FrameModule, public Task
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{
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public:
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const char* content = nullptr; //lottie file data
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uint32_t size = 0; //lottie data size
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float frameNo = 0.0f; //current frame number
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float frameCnt = 0.0f;
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float frameRate = 0.0f;
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LottieBuilder* builder;
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LottieComposition* comp = nullptr;
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Key key;
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char* dirName = nullptr; //base resource directory
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bool copy = false; //"content" is owned by this loader
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bool overridden = false; //overridden properties with slots
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bool rebuild = false; //require building the lottie scene
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LottieLoader();
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~LottieLoader();
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bool open(const char* path) override;
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bool open(const char* data, uint32_t size, const char* rpath, bool copy) override;
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bool resize(Paint* paint, float w, float h) override;
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bool read() override;
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Paint* paint() override;
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bool override(const char* slot, bool byDefault = false);
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//Frame Controls
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bool frame(float no) override;
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float totalFrame() override;
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float curFrame() override;
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float duration() override;
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void sync() override;
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//Marker Supports
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uint32_t markersCnt();
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const char* markers(uint32_t index);
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bool segment(const char* marker, float& begin, float& end);
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Result segment(float begin, float end) override;
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private:
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bool ready();
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bool header();
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void clear();
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float startFrame();
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void run(unsigned tid) override;
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void release();
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};
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#endif //_TVG_LOTTIELOADER_H_
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