core/include/fdpfapi cleanup Part I.

core/include/fpdfapi/fpdf_render.h

Index: core/include/fpdfapi/fpdf_render.h
diff --git a/core/include/fpdfapi/fpdf_render.h b/core/include/fpdfapi/fpdf_render.h
deleted file mode 100644
index 71711e3b168b70a50c1555bc8d9f56c8d6add2ad..0000000000000000000000000000000000000000
--- a/core/include/fpdfapi/fpdf_render.h
+++ /dev/null
@@ -1,263 +0,0 @@
-// 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_FPDFAPI_FPDF_RENDER_H_
-#define CORE_INCLUDE_FPDFAPI_FPDF_RENDER_H_
-
-#include <map>
-#include <memory>
-
-#include "core/include/fpdfapi/fpdf_page.h"
-#include "core/include/fxge/fx_ge.h"
-
-class CFX_GraphStateData;
-class CFX_PathData;
-class CFX_RenderDevice;
-class CPDF_ImageCacheEntry;
-class CPDF_RenderStatus;
-class IFX_Pause;
-
-class IPDF_OCContext {
- public:
-  virtual ~IPDF_OCContext() {}
-
-  virtual FX_BOOL CheckOCGVisible(const CPDF_Dictionary* pOCG) = 0;
-
-  FX_BOOL CheckObjectVisible(const CPDF_PageObject* pObj);
-};
-#define RENDER_COLOR_NORMAL 0
-#define RENDER_COLOR_GRAY 1
-#define RENDER_COLOR_TWOCOLOR 2
-#define RENDER_COLOR_ALPHA 3
-#define RENDER_CLEARTYPE 0x00000001
-#define RENDER_PRINTGRAPHICTEXT 0x00000002
-#define RENDER_FORCE_DOWNSAMPLE 0x00000004
-#define RENDER_PRINTPREVIEW 0x00000008
-#define RENDER_BGR_STRIPE 0x00000010
-#define RENDER_NO_NATIVETEXT 0x00000020
-#define RENDER_FORCE_HALFTONE 0x00000040
-#define RENDER_RECT_AA 0x00000080
-#define RENDER_FILL_FULLCOVER 0x00000100
-#define RENDER_PRINTIMAGETEXT 0x00000200
-#define RENDER_OVERPRINT 0x00000400
-#define RENDER_THINLINE 0x00000800
-#define RENDER_NOTEXTSMOOTH 0x10000000
-#define RENDER_NOPATHSMOOTH 0x20000000
-#define RENDER_NOIMAGESMOOTH 0x40000000
-#define RENDER_LIMITEDIMAGECACHE 0x80000000
-
-class CPDF_RenderOptions {
- public:
-  CPDF_RenderOptions();
-  FX_ARGB TranslateColor(FX_ARGB argb) const;
-
-  int m_ColorMode;
-  FX_COLORREF m_BackColor;
-  FX_COLORREF m_ForeColor;
-  FX_DWORD m_Flags;
-  int m_Interpolation;
-  FX_DWORD m_AddFlags;
-  IPDF_OCContext* m_pOCContext;
-  FX_DWORD m_dwLimitCacheSize;
-  int m_HalftoneLimit;
-};
-
-class CPDF_RenderContext {
- public:
-  class Layer {
-   public:
-    CPDF_PageObjectHolder* m_pObjectHolder;
-    CFX_Matrix m_Matrix;
-  };
-
-  explicit CPDF_RenderContext(CPDF_Page* pPage);
-  CPDF_RenderContext(CPDF_Document* pDoc, CPDF_PageRenderCache* pPageCache);
-  ~CPDF_RenderContext();
-
-  void AppendLayer(CPDF_PageObjectHolder* pObjectHolder,
-                   const CFX_Matrix* pObject2Device);
-
-  void Render(CFX_RenderDevice* pDevice,
-              const CPDF_RenderOptions* pOptions,
-              const CFX_Matrix* pFinalMatrix);
-
-  void Render(CFX_RenderDevice* pDevice,
-              const CPDF_PageObject* pStopObj,
-              const CPDF_RenderOptions* pOptions,
-              const CFX_Matrix* pFinalMatrix);
-
-  void GetBackground(CFX_DIBitmap* pBuffer,
-                     const CPDF_PageObject* pObj,
-                     const CPDF_RenderOptions* pOptions,
-                     CFX_Matrix* pFinalMatrix);
-
-  FX_DWORD CountLayers() const { return m_Layers.GetSize(); }
-  Layer* GetLayer(FX_DWORD index) { return m_Layers.GetDataPtr(index); }
-
-  CPDF_Document* GetDocument() const { return m_pDocument; }
-  CPDF_Dictionary* GetPageResources() const { return m_pPageResources; }
-  CPDF_PageRenderCache* GetPageCache() const { return m_pPageCache; }
-
- protected:
-  CPDF_Document* const m_pDocument;
-  CPDF_Dictionary* m_pPageResources;
-  CPDF_PageRenderCache* m_pPageCache;
-  FX_BOOL m_bFirstLayer;
-  CFX_ArrayTemplate<Layer> m_Layers;
-};
-
-class CPDF_ProgressiveRenderer {
- public:
-  // Must match FDF_RENDER_* definitions in public/fpdf_progressive.h, but
-  // cannot #include that header. fpdfsdk/fpdf_progressive.cpp has
-  // static_asserts to make sure the two sets of values match.
-  enum Status {
-    Ready,          // FPDF_RENDER_READER
-    ToBeContinued,  // FPDF_RENDER_TOBECOUNTINUED
-    Done,           // FPDF_RENDER_DONE
-    Failed          // FPDF_RENDER_FAILED
-  };
-
-  static int ToFPDFStatus(Status status) { return static_cast<int>(status); }
-
-  CPDF_ProgressiveRenderer(CPDF_RenderContext* pContext,
-                           CFX_RenderDevice* pDevice,
-                           const CPDF_RenderOptions* pOptions);
-  ~CPDF_ProgressiveRenderer();
-
-  Status GetStatus() const { return m_Status; }
-  void Start(IFX_Pause* pPause);
-  void Continue(IFX_Pause* pPause);
-
- private:
-  void RenderStep();
-
-  // Maximum page objects to render before checking for pause.
-  static const int kStepLimit = 100;
-
-  Status m_Status;
-  CPDF_RenderContext* const m_pContext;
-  CFX_RenderDevice* const m_pDevice;
-  const CPDF_RenderOptions* const m_pOptions;
-  std::unique_ptr<CPDF_RenderStatus> m_pRenderStatus;
-  CFX_FloatRect m_ClipRect;
-  FX_DWORD m_LayerIndex;
-  CPDF_RenderContext::Layer* m_pCurrentLayer;
-  CPDF_PageObjectList::iterator m_LastObjectRendered;
-};
-
-class CPDF_TextRenderer {
- public:
-  static void DrawTextString(CFX_RenderDevice* pDevice,
-                             int left,
-                             int top,
-                             CPDF_Font* pFont,
-                             int height,
-                             const CFX_ByteString& str,
-                             FX_ARGB argb);
-
-  static void DrawTextString(CFX_RenderDevice* pDevice,
-                             FX_FLOAT origin_x,
-                             FX_FLOAT origin_y,
-                             CPDF_Font* pFont,
-                             FX_FLOAT font_size,
-                             const CFX_Matrix* matrix,
-                             const CFX_ByteString& str,
-                             FX_ARGB fill_argb,
-                             FX_ARGB stroke_argb = 0,
-                             const CFX_GraphStateData* pGraphState = NULL,
-                             const CPDF_RenderOptions* pOptions = NULL);
-
-  static FX_BOOL DrawTextPath(CFX_RenderDevice* pDevice,
-                              int nChars,
-                              FX_DWORD* pCharCodes,
-                              FX_FLOAT* pCharPos,
-                              CPDF_Font* pFont,
-                              FX_FLOAT font_size,
-                              const CFX_Matrix* pText2User,
-                              const CFX_Matrix* pUser2Device,
-                              const CFX_GraphStateData* pGraphState,
-                              FX_ARGB fill_argb,
-                              FX_ARGB stroke_argb,
-                              CFX_PathData* pClippingPath,
-                              int nFlag = 0);
-
-  static FX_BOOL DrawNormalText(CFX_RenderDevice* pDevice,
-                                int nChars,
-                                FX_DWORD* pCharCodes,
-                                FX_FLOAT* pCharPos,
-                                CPDF_Font* pFont,
-                                FX_FLOAT font_size,
-                                const CFX_Matrix* pText2Device,
-                                FX_ARGB fill_argb,
-                                const CPDF_RenderOptions* pOptions);
-
-  static FX_BOOL DrawType3Text(CFX_RenderDevice* pDevice,
-                               int nChars,
-                               FX_DWORD* pCharCodes,
-                               FX_FLOAT* pCharPos,
-                               CPDF_Font* pFont,
-                               FX_FLOAT font_size,
-                               const CFX_Matrix* pText2Device,
-                               FX_ARGB fill_argb);
-};
-class CPDF_PageRenderCache {
- public:
-  explicit CPDF_PageRenderCache(CPDF_Page* pPage)
-      : m_pPage(pPage),
-        m_pCurImageCacheEntry(nullptr),
-        m_nTimeCount(0),
-        m_nCacheSize(0),
-        m_bCurFindCache(FALSE) {}
-  ~CPDF_PageRenderCache();
-  void ClearImageData();
-
-  FX_DWORD EstimateSize();
-  void CacheOptimization(int32_t dwLimitCacheSize);
-  FX_DWORD GetTimeCount() const { return m_nTimeCount; }
-  void SetTimeCount(FX_DWORD dwTimeCount) { m_nTimeCount = dwTimeCount; }
-
-  void GetCachedBitmap(CPDF_Stream* pStream,
-                       CFX_DIBSource*& pBitmap,
-                       CFX_DIBSource*& pMask,
-                       FX_DWORD& MatteColor,
-                       FX_BOOL bStdCS = FALSE,
-                       FX_DWORD GroupFamily = 0,
-                       FX_BOOL bLoadMask = FALSE,
-                       CPDF_RenderStatus* pRenderStatus = NULL,
-                       int32_t downsampleWidth = 0,
-                       int32_t downsampleHeight = 0);
-
-  void ResetBitmap(CPDF_Stream* pStream, const CFX_DIBitmap* pBitmap);
-  void ClearImageCacheEntry(CPDF_Stream* pStream);
-  CPDF_Page* GetPage() const { return m_pPage; }
-  CPDF_ImageCacheEntry* GetCurImageCacheEntry() const {
-    return m_pCurImageCacheEntry;
-  }
-
-  FX_BOOL StartGetCachedBitmap(CPDF_Stream* pStream,
-                               FX_BOOL bStdCS = FALSE,
-                               FX_DWORD GroupFamily = 0,
-                               FX_BOOL bLoadMask = FALSE,
-                               CPDF_RenderStatus* pRenderStatus = NULL,
-                               int32_t downsampleWidth = 0,
-                               int32_t downsampleHeight = 0);
-
-  FX_BOOL Continue(IFX_Pause* pPause);
-
- protected:
-  friend class CPDF_Page;
-  CPDF_Page* const m_pPage;
-  CPDF_ImageCacheEntry* m_pCurImageCacheEntry;
-  std::map<CPDF_Stream*, CPDF_ImageCacheEntry*> m_ImageCache;
-  FX_DWORD m_nTimeCount;
-  FX_DWORD m_nCacheSize;
-  FX_BOOL m_bCurFindCache;
-};
-
-FX_BOOL IsAvailableMatrix(const CFX_Matrix& matrix);
-
-#endif  // CORE_INCLUDE_FPDFAPI_FPDF_RENDER_H_