Make CPDF_GeneralState have a CPDF_GeneralStateData

core/fpdfapi/fpdf_render/render_int.h

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef CORE_FPDFAPI_FPDF_RENDER_RENDER_INT_H_
 #define CORE_FPDFAPI_FPDF_RENDER_RENDER_INT_H_
 
 #include <map>
@@ skipping 130 matching lines @@
                      int transparency,
                      FX_BOOL bDropObjects,
                      CPDF_Dictionary* pFormResource = nullptr,
                      FX_BOOL bStdCS = FALSE,
                      CPDF_Type3Char* pType3Char = nullptr,
                      FX_ARGB fill_color = 0,
                      uint32_t GroupFamily = 0,
                      FX_BOOL bLoadMask = FALSE);
   void RenderObjectList(const CPDF_PageObjectHolder* pObjectHolder,
                         const CFX_Matrix* pObj2Device);
-  void RenderSingleObject(const CPDF_PageObject* pObj,
-                          const CFX_Matrix* pObj2Device);
-  FX_BOOL ContinueSingleObject(const CPDF_PageObject* pObj,
+  void RenderSingleObject(CPDF_PageObject* pObj, const CFX_Matrix* pObj2Device);
+  FX_BOOL ContinueSingleObject(CPDF_PageObject* pObj,
                                const CFX_Matrix* pObj2Device,
                                IFX_Pause* pPause);
   CPDF_RenderContext* GetContext() { return m_pContext; }
 
 #if defined _SKIA_SUPPORT_
   void DebugVerifyDeviceIsPreMultiplied() const;
 #endif
 
   CPDF_RenderOptions m_Options;
   CPDF_Dictionary* m_pFormResource;
   CPDF_Dictionary* m_pPageResource;
   CFX_ArrayTemplate<CPDF_Type3Font*> m_Type3FontCache;
 
  protected:
   friend class CPDF_ImageRenderer;
   friend class CPDF_RenderContext;
 
   void ProcessClipPath(CPDF_ClipPath ClipPath, const CFX_Matrix* pObj2Device);
   void DrawClipPath(CPDF_ClipPath ClipPath, const CFX_Matrix* pObj2Device);
-  FX_BOOL ProcessTransparency(const CPDF_PageObject* PageObj,
+  FX_BOOL ProcessTransparency(CPDF_PageObject* PageObj,
                               const CFX_Matrix* pObj2Device);
-  void ProcessObjectNoClip(const CPDF_PageObject* PageObj,
+  void ProcessObjectNoClip(CPDF_PageObject* PageObj,
                            const CFX_Matrix* pObj2Device);
-  void DrawObjWithBackground(const CPDF_PageObject* pObj,
+  void DrawObjWithBackground(CPDF_PageObject* pObj,
                              const CFX_Matrix* pObj2Device);
-  FX_BOOL DrawObjWithBlend(const CPDF_PageObject* pObj,
+  FX_BOOL DrawObjWithBlend(CPDF_PageObject* pObj,
                            const CFX_Matrix* pObj2Device);
-  FX_BOOL ProcessPath(const CPDF_PathObject* pPathObj,
-                      const CFX_Matrix* pObj2Device);
-  void ProcessPathPattern(const CPDF_PathObject* pPathObj,
+  FX_BOOL ProcessPath(CPDF_PathObject* pPathObj, const CFX_Matrix* pObj2Device);
+  void ProcessPathPattern(CPDF_PathObject* pPathObj,
                           const CFX_Matrix* pObj2Device,
                           int& filltype,
                           FX_BOOL& bStroke);
-  void DrawPathWithPattern(const CPDF_PathObject* pPathObj,
+  void DrawPathWithPattern(CPDF_PathObject* pPathObj,
                            const CFX_Matrix* pObj2Device,
                            const CPDF_Color* pColor,
                            FX_BOOL bStroke);
   void DrawTilingPattern(CPDF_TilingPattern* pPattern,
-                         const CPDF_PageObject* pPageObj,
+                         CPDF_PageObject* pPageObj,
                          const CFX_Matrix* pObj2Device,
                          FX_BOOL bStroke);
   void DrawShadingPattern(CPDF_ShadingPattern* pPattern,
                           const CPDF_PageObject* pPageObj,
                           const CFX_Matrix* pObj2Device,
                           FX_BOOL bStroke);
   FX_BOOL SelectClipPath(const CPDF_PathObject* pPathObj,
                          const CFX_Matrix* pObj2Device,
                          FX_BOOL bStroke);
-  FX_BOOL ProcessImage(const CPDF_ImageObject* pImageObj,
+  FX_BOOL ProcessImage(CPDF_ImageObject* pImageObj,
                        const CFX_Matrix* pObj2Device);
   FX_BOOL OutputBitmapAlpha(CPDF_ImageObject* pImageObj,
                             const CFX_Matrix* pImage2Device);
   FX_BOOL OutputImage(CPDF_ImageObject* pImageObj,
                       const CFX_Matrix* pImage2Device);
   FX_BOOL OutputDIBSource(const CFX_DIBSource* pOutputBitmap,
                           FX_ARGB fill_argb,
                           int bitmap_alpha,
                           const CFX_Matrix* pImage2Device,
                           CPDF_ImageCacheEntry* pImageCache,
                           uint32_t flags);
   void CompositeDIBitmap(CFX_DIBitmap* pDIBitmap,
                          int left,
                          int top,
                          FX_ARGB mask_argb,
                          int bitmap_alpha,
                          int blend_mode,
                          int bIsolated);
   void ProcessShading(const CPDF_ShadingObject* pShadingObj,
                       const CFX_Matrix* pObj2Device);
   void DrawShading(CPDF_ShadingPattern* pPattern,
                    CFX_Matrix* pMatrix,
                    FX_RECT& clip_rect,
                    int alpha,
                    FX_BOOL bAlphaMode);
-  FX_BOOL ProcessType3Text(const CPDF_TextObject* textobj,
+  FX_BOOL ProcessType3Text(CPDF_TextObject* textobj,
                            const CFX_Matrix* pObj2Device);
-  FX_BOOL ProcessText(const CPDF_TextObject* textobj,
+  FX_BOOL ProcessText(CPDF_TextObject* textobj,
                       const CFX_Matrix* pObj2Device,
                       CFX_PathData* pClippingPath);
   void DrawTextPathWithPattern(const CPDF_TextObject* textobj,
                                const CFX_Matrix* pObj2Device,
                                CPDF_Font* pFont,
                                FX_FLOAT font_size,
                                const CFX_Matrix* pTextMatrix,
                                FX_BOOL bFill,
                                FX_BOOL bStroke);
   FX_BOOL ProcessForm(const CPDF_FormObject* pFormObj,
                       const CFX_Matrix* pObj2Device);
   CFX_DIBitmap* GetBackdrop(const CPDF_PageObject* pObj,
                             const FX_RECT& rect,
                             int& left,
                             int& top,
                             FX_BOOL bBackAlphaRequired);
   CFX_DIBitmap* LoadSMask(CPDF_Dictionary* pSMaskDict,
                           FX_RECT* pClipRect,
                           const CFX_Matrix* pMatrix);
   void Init(CPDF_RenderContext* pParent);
   static class CPDF_Type3Cache* GetCachedType3(CPDF_Type3Font* pFont);
   static CPDF_GraphicStates* CloneObjStates(const CPDF_GraphicStates* pPathObj,
                                             FX_BOOL bStroke);
   CPDF_TransferFunc* GetTransferFunc(CPDF_Object* pObject) const;
-  FX_ARGB GetFillArgb(const CPDF_PageObject* pObj,
-                      FX_BOOL bType3 = FALSE) const;
-  FX_ARGB GetStrokeArgb(const CPDF_PageObject* pObj) const;
+  FX_ARGB GetFillArgb(CPDF_PageObject* pObj, FX_BOOL bType3 = FALSE) const;
+  FX_ARGB GetStrokeArgb(CPDF_PageObject* pObj) const;
   FX_BOOL GetObjectClippedRect(const CPDF_PageObject* pObj,
                                const CFX_Matrix* pObj2Device,
                                FX_BOOL bLogical,
                                FX_RECT& rect) const;
   void GetScaledMatrix(CFX_Matrix& matrix) const;
 
   static const int kRenderMaxRecursionDepth = 64;
   static int s_CurrentRecursionDepth;
 
   CPDF_RenderContext* m_pContext;
@@ skipping 74 matching lines @@
   int32_t m_nDownsampleWidth;
   int32_t m_nDownsampleHeight;
 };
 
 class CPDF_ImageRenderer {
  public:
   CPDF_ImageRenderer();
   ~CPDF_ImageRenderer();
 
   FX_BOOL Start(CPDF_RenderStatus* pStatus,
-                const CPDF_PageObject* pObj,
+                CPDF_PageObject* pObj,
                 const CFX_Matrix* pObj2Device,
                 FX_BOOL bStdCS,
                 int blendType = FXDIB_BLEND_NORMAL);
   FX_BOOL Continue(IFX_Pause* pPause);
 
   FX_BOOL Start(CPDF_RenderStatus* pStatus,
                 const CFX_DIBSource* pDIBSource,
                 FX_ARGB bitmap_argb,
                 int bitmap_alpha,
                 const CFX_Matrix* pImage2Device,
                 uint32_t flags,
                 FX_BOOL bStdCS,
                 int blendType = FXDIB_BLEND_NORMAL);
 
   FX_BOOL m_Result;
 
  protected:
   FX_BOOL StartBitmapAlpha();
   FX_BOOL StartDIBSource();
   FX_BOOL StartRenderDIBSource();
   FX_BOOL StartLoadDIBSource();
   FX_BOOL DrawMaskedImage();
   FX_BOOL DrawPatternImage(const CFX_Matrix* pObj2Device);
 
   CPDF_RenderStatus* m_pRenderStatus;
-  const CPDF_ImageObject* m_pImageObject;
+  CPDF_ImageObject* m_pImageObject;
   int m_Status;
   const CFX_Matrix* m_pObj2Device;
   CFX_Matrix m_ImageMatrix;
   CPDF_ImageLoader m_Loader;
   const CFX_DIBSource* m_pDIBSource;
   std::unique_ptr<CFX_DIBitmap> m_pClone;
   int m_BitmapAlpha;
   FX_BOOL m_bPatternColor;
   CPDF_Pattern* m_pPattern;
   FX_ARGB m_FillArgb;
@@ skipping 242 matching lines @@
                             const uint8_t* src_buf,
                             int pixels,
                             int Bpp) const override;
 
   const uint8_t* m_RampR;
   const uint8_t* m_RampG;
   const uint8_t* m_RampB;
 };
 
 #endif  // CORE_FPDFAPI_FPDF_RENDER_RENDER_INT_H_