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107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
// SPDX-License-Identifier: MIT
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//
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// EmulationStation Desktop Edition
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// GIFAnimComponent.h
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//
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// Component to play GIF animations.
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//
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#ifndef ES_CORE_COMPONENTS_GIF_ANIM_COMPONENT_H
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#define ES_CORE_COMPONENTS_GIF_ANIM_COMPONENT_H
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#include "GuiComponent.h"
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#include "ThemeData.h"
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#include "renderers/Renderer.h"
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#include "resources/TextureResource.h"
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#include "utils/MathUtil.h"
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#include <FreeImage.h>
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#include <chrono>
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class GIFAnimComponent : public GuiComponent
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{
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public:
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GIFAnimComponent();
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~GIFAnimComponent();
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void setAnimation(const std::string& path);
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void setPauseAnimation(bool state) { mExternalPause = state; }
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void resetFileAnimation() override;
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void onSizeChanged() override;
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virtual void applyTheme(const std::shared_ptr<ThemeData>& theme,
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const std::string& view,
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const std::string& element,
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unsigned int properties) override;
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void update(int deltaTime) override;
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private:
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void render(const glm::mat4& parentTrans) override;
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static inline unsigned int readProc(void* buffer,
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unsigned int size,
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unsigned int count,
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fi_handle handle)
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{
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return static_cast<unsigned int>(
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fread(buffer, size, count, reinterpret_cast<FILE*>(handle)));
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}
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static inline unsigned int writeProc(void* buffer,
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unsigned int size,
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unsigned int count,
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fi_handle handle)
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{
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return static_cast<unsigned int>(
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fwrite(buffer, size, count, reinterpret_cast<FILE*>(handle)));
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}
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static inline int seekProc(fi_handle handle, long offset, int origin)
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{
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return fseek(reinterpret_cast<FILE*>(handle), offset, origin);
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}
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static inline long int tellProc(fi_handle handle)
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{
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return ftell(reinterpret_cast<FILE*>(handle));
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}
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Renderer* mRenderer;
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glm::vec2 mTargetSize;
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std::shared_ptr<TextureResource> mTexture;
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std::vector<uint8_t> mPictureRGBA;
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size_t mFrameSize;
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std::chrono::time_point<std::chrono::system_clock> mAnimationStartTime;
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FILE* mAnimFile;
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FreeImageIO mAnimIO;
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FIMULTIBITMAP* mAnimation;
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FIBITMAP* mFrame;
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std::string mPath;
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std::string mStartDirection;
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std::string mDirection;
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int mTotalFrames;
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int mFrameNum;
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int mFrameTime;
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unsigned int mFileWidth;
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unsigned int mFileHeight;
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double mFrameRate;
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float mSpeedModifier;
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int mTargetPacing;
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int mTimeAccumulator;
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int mLastRenderedFrame;
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int mSkippedFrames;
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bool mHoldFrame;
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bool mPause;
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bool mExternalPause;
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bool mAlternate;
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bool mTargetIsMax;
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};
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#endif // ES_CORE_COMPONENTS_GIF_ANIM_COMPONENT_H
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