Pass rect by const reference in SetClip_Rect().

core/include/fxge/fx_ge.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_INCLUDE_FXGE_FX_GE_H_
 #define CORE_INCLUDE_FXGE_FX_GE_H_
 
 #include "core/include/fxge/fx_dib.h"
@@ skipping 221 matching lines @@
 #define FXTEXT_NOSMOOTH 0x20
 typedef struct {
   FX_DWORD m_GlyphIndex;
   FX_FLOAT m_OriginX, m_OriginY;
   int m_FontCharWidth;
   FX_BOOL m_bGlyphAdjust;
   FX_FLOAT m_AdjustMatrix[4];
   FX_DWORD m_ExtGID;
   FX_BOOL m_bFontStyle;
 } FXTEXT_CHARPOS;
+
 class CFX_RenderDevice {
  public:
   CFX_RenderDevice();
-
   virtual ~CFX_RenderDevice();
 
   void SetDeviceDriver(IFX_RenderDeviceDriver* pDriver);
-
   IFX_RenderDeviceDriver* GetDeviceDriver() const { return m_pDeviceDriver; }
 
   FX_BOOL StartRendering();
-
   void EndRendering();
-
   void SaveState();
-
   void RestoreState(FX_BOOL bKeepSaved = FALSE);
 
   int GetWidth() const { return m_Width; }
-
   int GetHeight() const { return m_Height; }
-
   int GetDeviceClass() const { return m_DeviceClass; }
-
   int GetBPP() const { return m_bpp; }
-
   int GetRenderCaps() const { return m_RenderCaps; }
-
   int GetDeviceCaps(int id) const;
-
   CFX_Matrix GetCTM() const;
 
   CFX_DIBitmap* GetBitmap() const { return m_pBitmap; }
   void SetBitmap(CFX_DIBitmap* pBitmap) { m_pBitmap = pBitmap; }
 
   FX_BOOL CreateCompatibleBitmap(CFX_DIBitmap* pDIB,
                                  int width,
                                  int height) const;
 
   const FX_RECT& GetClipBox() const { return m_ClipBox; }
 
   FX_BOOL SetClip_PathFill(const CFX_PathData* pPathData,
                            const CFX_Matrix* pObject2Device,
                            int fill_mode);
 
-  FX_BOOL SetClip_Rect(const FX_RECT* pRect);
-
+  FX_BOOL SetClip_Rect(const FX_RECT& pRect);
   FX_BOOL SetClip_PathStroke(const CFX_PathData* pPathData,
                              const CFX_Matrix* pObject2Device,
                              const CFX_GraphStateData* pGraphState);
 
   FX_BOOL DrawPath(const CFX_PathData* pPathData,
                    const CFX_Matrix* pObject2Device,
                    const CFX_GraphStateData* pGraphState,
                    FX_DWORD fill_color,
                    FX_DWORD stroke_color,
                    int fill_mode,
@@ skipping 99 matching lines @@
                        FX_DWORD stroke_color,
                        CFX_PathData* pClippingPath,
                        int nFlag = 0,
                        int alpha_flag = 0,
                        void* pIccTransform = NULL,
                        int blend_type = FXDIB_BLEND_NORMAL);
   virtual void Begin() {}
   virtual void End() {}
 
  private:
+  void InitDeviceInfo();
+  void UpdateClipBox();
+
   CFX_DIBitmap* m_pBitmap;
+  int m_Width;
+  int m_Height;
+  int m_bpp;
+  int m_RenderCaps;
+  int m_DeviceClass;
+  FX_RECT m_ClipBox;
+  IFX_RenderDeviceDriver* m_pDeviceDriver;
+};
 
-  int m_Width;
-
-  int m_Height;
-
-  int m_bpp;
-
-  int m_RenderCaps;
-
-  int m_DeviceClass;
-
-  FX_RECT m_ClipBox;
-
- protected:
-  IFX_RenderDeviceDriver* m_pDeviceDriver;
-
- private:
-  void InitDeviceInfo();
-
-  void UpdateClipBox();
-};
 class CFX_FxgeDevice : public CFX_RenderDevice {
  public:
   CFX_FxgeDevice();
   ~CFX_FxgeDevice() override;
 
   FX_BOOL Attach(CFX_DIBitmap* pBitmap,
                  int dither_bits = 0,
                  FX_BOOL bRgbByteOrder = FALSE,
                  CFX_DIBitmap* pOriDevice = NULL,
                  FX_BOOL bGroupKnockout = FALSE);
@@ skipping 281 matching lines @@
   void FindPSFontGlyph(CFX_FaceCache* pFaceCache,
                        CFX_Font* pFont,
                        const FXTEXT_CHARPOS& charpos,
                        int& ps_fontnum,
                        int& ps_glyphindex);
 
   void WritePSBinary(const uint8_t* data, int len);
 };
 
 #endif  // CORE_INCLUDE_FXGE_FX_GE_H_