diff options
Diffstat (limited to 'core/fxge/fx_dib.h')
| -rw-r--r-- | core/fxge/fx_dib.h | 146 |
1 files changed, 72 insertions, 74 deletions
diff --git a/core/fxge/fx_dib.h b/core/fxge/fx_dib.h index 2208276fa7..14be05fafe 100644 --- a/core/fxge/fx_dib.h +++ b/core/fxge/fx_dib.h @@ -10,10 +10,9 @@ #include <memory> #include <vector> -#include "core/fxcrt/cfx_retain_ptr.h" +#include "core/fxcrt/cfx_shared_copy_on_write.h" #include "core/fxcrt/fx_basic.h" #include "core/fxcrt/fx_coordinates.h" -#include "third_party/base/stl_util.h" enum FXDIB_Format { FXDIB_Invalid = 0, @@ -164,14 +163,14 @@ bool ConvertBuffer(FXDIB_Format dest_format, int dest_pitch, int width, int height, - const CFX_RetainPtr<CFX_DIBSource>& pSrcBitmap, + const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, std::unique_ptr<uint32_t, FxFreeDeleter>* pal); -class CFX_DIBSource : public CFX_Retainable { +class CFX_DIBSource { public: - ~CFX_DIBSource() override; + virtual ~CFX_DIBSource(); virtual uint8_t* GetBuffer() const; virtual const uint8_t* GetScanline(int line) const = 0; @@ -217,29 +216,31 @@ class CFX_DIBSource : public CFX_Retainable { // Copies into internally-owned palette. void SetPalette(const uint32_t* pSrcPal); - CFX_RetainPtr<CFX_DIBitmap> Clone(const FX_RECT* pClip = nullptr) const; - CFX_RetainPtr<CFX_DIBitmap> CloneConvert(FXDIB_Format format); - CFX_RetainPtr<CFX_DIBitmap> StretchTo(int dest_width, - int dest_height, - uint32_t flags = 0, - const FX_RECT* pClip = nullptr); - CFX_RetainPtr<CFX_DIBitmap> TransformTo(const CFX_Matrix* pMatrix, - int& left, - int& top, + std::unique_ptr<CFX_DIBitmap> Clone(const FX_RECT* pClip = nullptr) const; + std::unique_ptr<CFX_DIBitmap> CloneConvert(FXDIB_Format format) const; + std::unique_ptr<CFX_DIBitmap> StretchTo(int dest_width, + int dest_height, uint32_t flags = 0, - const FX_RECT* pClip = nullptr); - CFX_RetainPtr<CFX_DIBitmap> SwapXY(bool bXFlip, - bool bYFlip, - const FX_RECT* pClip = nullptr) const; - CFX_RetainPtr<CFX_DIBitmap> FlipImage(bool bXFlip, bool bYFlip) const; + const FX_RECT* pClip = nullptr) const; + std::unique_ptr<CFX_DIBitmap> TransformTo( + const CFX_Matrix* pMatrix, + int& left, + int& top, + uint32_t flags = 0, + const FX_RECT* pClip = nullptr) const; + std::unique_ptr<CFX_DIBitmap> SwapXY(bool bXFlip, + bool bYFlip, + const FX_RECT* pClip = nullptr) const; + std::unique_ptr<CFX_DIBitmap> FlipImage(bool bXFlip, bool bYFlip) const; - CFX_RetainPtr<CFX_DIBitmap> CloneAlphaMask( + std::unique_ptr<CFX_DIBitmap> CloneAlphaMask( const FX_RECT* pClip = nullptr) const; // Copies into internally-owned mask. - bool SetAlphaMask(const CFX_RetainPtr<CFX_DIBSource>& pAlphaMask, + bool SetAlphaMask(const CFX_DIBSource* pAlphaMask, const FX_RECT* pClip = nullptr); + void GetOverlapRect(int& dest_left, int& dest_top, int& width, @@ -254,7 +255,7 @@ class CFX_DIBSource : public CFX_Retainable { void DebugVerifyBitmapIsPreMultiplied(void* buffer = nullptr) const; #endif - CFX_RetainPtr<CFX_DIBitmap> m_pAlphaMask; + CFX_DIBitmap* m_pAlphaMask; protected: CFX_DIBSource(); @@ -275,9 +276,8 @@ class CFX_DIBSource : public CFX_Retainable { class CFX_DIBitmap : public CFX_DIBSource { public: - template <typename T, typename... Args> - friend CFX_RetainPtr<T> pdfium::MakeRetain(Args&&... args); - + CFX_DIBitmap(); + explicit CFX_DIBitmap(const CFX_DIBitmap& src); ~CFX_DIBitmap() override; bool Create(int width, @@ -286,7 +286,7 @@ class CFX_DIBitmap : public CFX_DIBSource { uint8_t* pBuffer = nullptr, int pitch = 0); - bool Copy(const CFX_RetainPtr<CFX_DIBSource>& pSrc); + bool Copy(const CFX_DIBSource* pSrc); // CFX_DIBSource uint8_t* GetBuffer() const override; @@ -299,26 +299,31 @@ class CFX_DIBitmap : public CFX_DIBSource { int clip_left, int clip_width) const override; - void TakeOver(CFX_RetainPtr<CFX_DIBitmap>&& pSrcBitmap); + void TakeOver(CFX_DIBitmap* pSrcBitmap); + bool ConvertFormat(FXDIB_Format format); + void Clear(uint32_t color); uint32_t GetPixel(int x, int y) const; + void SetPixel(int x, int y, uint32_t color); bool LoadChannel(FXDIB_Channel destChannel, - const CFX_RetainPtr<CFX_DIBSource>& pSrcBitmap, + CFX_DIBSource* pSrcBitmap, FXDIB_Channel srcChannel); + bool LoadChannel(FXDIB_Channel destChannel, int value); bool MultiplyAlpha(int alpha); - bool MultiplyAlpha(const CFX_RetainPtr<CFX_DIBSource>& pAlphaMask); + + bool MultiplyAlpha(CFX_DIBSource* pAlphaMask); bool TransferBitmap(int dest_left, int dest_top, int width, int height, - const CFX_RetainPtr<CFX_DIBSource>& pSrcBitmap, + const CFX_DIBSource* pSrcBitmap, int src_left, int src_top); @@ -326,7 +331,7 @@ class CFX_DIBitmap : public CFX_DIBSource { int dest_top, int width, int height, - const CFX_RetainPtr<CFX_DIBSource>& pSrcBitmap, + const CFX_DIBSource* pSrcBitmap, int src_left, int src_top, int blend_type = FXDIB_BLEND_NORMAL, @@ -338,7 +343,7 @@ class CFX_DIBitmap : public CFX_DIBSource { int dest_top, int width, int height, - const CFX_RetainPtr<CFX_DIBSource>& pMask, + const CFX_DIBSource* pMask, uint32_t color, int src_left, int src_top, @@ -349,7 +354,7 @@ class CFX_DIBitmap : public CFX_DIBSource { int dest_top, int width, int height, - const CFX_RetainPtr<CFX_DIBSource>& pMask, + const CFX_DIBSource* pMask, uint32_t color, int src_left, int src_top, @@ -377,8 +382,6 @@ class CFX_DIBitmap : public CFX_DIBSource { #endif protected: - CFX_DIBitmap(); - CFX_DIBitmap(const CFX_DIBitmap& src); bool GetGrayData(void* pIccTransform = nullptr); #if defined _SKIA_SUPPORT_PATHS_ @@ -394,36 +397,37 @@ class CFX_DIBitmap : public CFX_DIBSource { class CFX_DIBExtractor { public: - explicit CFX_DIBExtractor(const CFX_RetainPtr<CFX_DIBSource>& pSrc); + explicit CFX_DIBExtractor(const CFX_DIBSource* pSrc); ~CFX_DIBExtractor(); - CFX_RetainPtr<CFX_DIBitmap> GetBitmap() { return m_pBitmap; } + CFX_DIBitmap* GetBitmap() { return m_pBitmap.get(); } private: - CFX_RetainPtr<CFX_DIBitmap> m_pBitmap; + std::unique_ptr<CFX_DIBitmap> m_pBitmap; }; +typedef CFX_SharedCopyOnWrite<CFX_DIBitmap> CFX_DIBitmapRef; + class CFX_FilteredDIB : public CFX_DIBSource { public: - template <typename T, typename... Args> - friend CFX_RetainPtr<T> pdfium::MakeRetain(Args&&... args); - + CFX_FilteredDIB(); ~CFX_FilteredDIB() override; + void LoadSrc(const CFX_DIBSource* pSrc, bool bAutoDropSrc = false); + virtual FXDIB_Format GetDestFormat() = 0; + virtual uint32_t* GetDestPalette() = 0; + virtual void TranslateScanline(const uint8_t* src_buf, std::vector<uint8_t>* dest_buf) const = 0; + virtual void TranslateDownSamples(uint8_t* dest_buf, const uint8_t* src_buf, int pixels, int Bpp) const = 0; - void LoadSrc(const CFX_RetainPtr<CFX_DIBSource>& pSrc); - protected: - CFX_FilteredDIB(); - // CFX_DIBSource const uint8_t* GetScanline(int line) const override; void DownSampleScanline(int line, @@ -434,7 +438,8 @@ class CFX_FilteredDIB : public CFX_DIBSource { int clip_left, int clip_width) const override; - CFX_RetainPtr<CFX_DIBSource> m_pSrc; + const CFX_DIBSource* m_pSrc; + bool m_bAutoDropSrc; mutable std::vector<uint8_t> m_Scanline; }; @@ -515,7 +520,7 @@ class CFX_BitmapComposer : public IFX_ScanlineComposer { CFX_BitmapComposer(); ~CFX_BitmapComposer() override; - void Compose(const CFX_RetainPtr<CFX_DIBitmap>& pDest, + void Compose(CFX_DIBitmap* pDest, const CFX_ClipRgn* pClipRgn, int bitmap_alpha, uint32_t mask_color, @@ -545,28 +550,21 @@ class CFX_BitmapComposer : public IFX_ScanlineComposer { const uint8_t* clip_scan, const uint8_t* src_extra_alpha = nullptr, uint8_t* dst_extra_alpha = nullptr); - void ComposeScanlineV(int line, - const uint8_t* scanline, - const uint8_t* scan_extra_alpha = nullptr); - - CFX_RetainPtr<CFX_DIBitmap> m_pBitmap; + CFX_DIBitmap* m_pBitmap; const CFX_ClipRgn* m_pClipRgn; FXDIB_Format m_SrcFormat; - int m_DestLeft; - int m_DestTop; - int m_DestWidth; - int m_DestHeight; - int m_BitmapAlpha; + int m_DestLeft, m_DestTop, m_DestWidth, m_DestHeight, m_BitmapAlpha; uint32_t m_MaskColor; - CFX_RetainPtr<CFX_DIBitmap> m_pClipMask; + const CFX_DIBitmap* m_pClipMask; CFX_ScanlineCompositor m_Compositor; - bool m_bVertical; - bool m_bFlipX; - bool m_bFlipY; + bool m_bVertical, m_bFlipX, m_bFlipY; int m_AlphaFlag; void* m_pIccTransform; bool m_bRgbByteOrder; int m_BlendType; + void ComposeScanlineV(int line, + const uint8_t* scanline, + const uint8_t* scan_extra_alpha = nullptr); uint8_t* m_pScanlineV; uint8_t* m_pClipScanV; uint8_t* m_pAddClipScan; @@ -587,18 +585,18 @@ class CFX_BitmapStorer : public IFX_ScanlineComposer { FXDIB_Format src_format, uint32_t* pSrcPalette) override; - CFX_RetainPtr<CFX_DIBitmap> GetBitmap() { return m_pBitmap; } - CFX_RetainPtr<CFX_DIBitmap> Detach(); - void Replace(CFX_RetainPtr<CFX_DIBitmap>&& pBitmap); + CFX_DIBitmap* GetBitmap() { return m_pBitmap.get(); } + std::unique_ptr<CFX_DIBitmap> Detach(); + void Replace(std::unique_ptr<CFX_DIBitmap> pBitmap); private: - CFX_RetainPtr<CFX_DIBitmap> m_pBitmap; + std::unique_ptr<CFX_DIBitmap> m_pBitmap; }; class CFX_ImageStretcher { public: CFX_ImageStretcher(IFX_ScanlineComposer* pDest, - const CFX_RetainPtr<CFX_DIBSource>& pSource, + const CFX_DIBSource* pSource, int dest_width, int dest_height, const FX_RECT& bitmap_rect, @@ -608,7 +606,7 @@ class CFX_ImageStretcher { bool Start(); bool Continue(IFX_Pause* pPause); - CFX_RetainPtr<CFX_DIBSource> source() { return m_pSource; } + const CFX_DIBSource* source() { return m_pSource; } private: bool StartQuickStretch(); @@ -617,7 +615,7 @@ class CFX_ImageStretcher { bool ContinueStretch(IFX_Pause* pPause); IFX_ScanlineComposer* const m_pDest; - CFX_RetainPtr<CFX_DIBSource> m_pSource; + const CFX_DIBSource* const m_pSource; std::unique_ptr<CStretchEngine> m_pStretchEngine; std::unique_ptr<uint8_t, FxFreeDeleter> m_pScanline; std::unique_ptr<uint8_t, FxFreeDeleter> m_pMaskScanline; @@ -634,7 +632,7 @@ class CFX_ImageStretcher { class CFX_ImageTransformer { public: - CFX_ImageTransformer(const CFX_RetainPtr<CFX_DIBSource>& pSrc, + CFX_ImageTransformer(const CFX_DIBSource* pSrc, const CFX_Matrix* pMatrix, int flags, const FX_RECT* pClip); @@ -644,10 +642,10 @@ class CFX_ImageTransformer { bool Continue(IFX_Pause* pPause); const FX_RECT& result() const { return m_result; } - CFX_RetainPtr<CFX_DIBitmap> DetachBitmap(); + std::unique_ptr<CFX_DIBitmap> DetachBitmap(); private: - const CFX_RetainPtr<CFX_DIBSource> m_pSrc; + const CFX_DIBSource* const m_pSrc; const CFX_Matrix* const m_pMatrix; const FX_RECT* const m_pClip; FX_RECT m_StretchClip; @@ -664,9 +662,9 @@ class CFX_ImageRenderer { CFX_ImageRenderer(); ~CFX_ImageRenderer(); - bool Start(const CFX_RetainPtr<CFX_DIBitmap>& pDevice, + bool Start(CFX_DIBitmap* pDevice, const CFX_ClipRgn* pClipRgn, - const CFX_RetainPtr<CFX_DIBSource>& pSource, + const CFX_DIBSource* pSource, int bitmap_alpha, uint32_t mask_color, const CFX_Matrix* pMatrix, @@ -679,7 +677,7 @@ class CFX_ImageRenderer { bool Continue(IFX_Pause* pPause); protected: - CFX_RetainPtr<CFX_DIBitmap> m_pDevice; + CFX_DIBitmap* m_pDevice; const CFX_ClipRgn* m_pClipRgn; int m_BitmapAlpha; uint32_t m_MaskColor; |