Split core/include/fpdfapi/fpdf_resource.h

This CL splits apart the core/include/fpdfapi/fpdf_resource.h file and places
the classes into individual files.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1824033002 .

4 files changed, 268 insertions, 1 deletions

diff --git a/core/fpdfapi/fpdf_page/include/cpdf_color.h b/core/fpdfapi/fpdf_page/include/cpdf_color.h
new file mode 100644
index 0000000000..9e20684d83
--- /dev/null
+++ b/core/fpdfapi/fpdf_page/include/cpdf_color.h
@@ -0,0 +1,47 @@
+// Copyright 2016 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_PAGE_INCLUDE_CPDF_COLOR_H_
+#define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_COLOR_H_
+
+#include "core/fpdfapi/fpdf_page/include/cpdf_colorspace.h"
+#include "core/fxcrt/include/fx_system.h"
+
+class CPDF_Pattern;
+
+class CPDF_Color {
+ public:
+  CPDF_Color() : m_pCS(nullptr), m_pBuffer(nullptr) {}
+  explicit CPDF_Color(int family);
+  ~CPDF_Color();
+
+  FX_BOOL IsNull() const { return !m_pBuffer; }
+  FX_BOOL IsEqual(const CPDF_Color& other) const;
+  FX_BOOL IsPattern() const {
+    return m_pCS && m_pCS->GetFamily() == PDFCS_PATTERN;
+  }
+
+  void Copy(const CPDF_Color* pSrc);
+
+  void SetColorSpace(CPDF_ColorSpace* pCS);
+  void SetValue(FX_FLOAT* comp);
+  void SetValue(CPDF_Pattern* pPattern, FX_FLOAT* comp, int ncomps);
+
+  FX_BOOL GetRGB(int& R, int& G, int& B) const;
+  CPDF_Pattern* GetPattern() const;
+  CPDF_ColorSpace* GetPatternCS() const;
+  FX_FLOAT* GetPatternColor() const;
+
+  CPDF_ColorSpace* m_pCS;
+
+ protected:
+  void ReleaseBuffer();
+  void ReleaseColorSpace();
+
+  FX_FLOAT* m_pBuffer;
+};
+
+#endif  // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_COLOR_H_
diff --git a/core/fpdfapi/fpdf_page/include/cpdf_colorspace.h b/core/fpdfapi/fpdf_page/include/cpdf_colorspace.h
new file mode 100644
index 0000000000..afdd71dc4d
--- /dev/null
+++ b/core/fpdfapi/fpdf_page/include/cpdf_colorspace.h
@@ -0,0 +1,122 @@
+// Copyright 2016 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_PAGE_INCLUDE_CPDF_COLORSPACE_H_
+#define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_COLORSPACE_H_
+
+#include "core/fxcrt/include/fx_string.h"
+#include "core/fxcrt/include/fx_system.h"
+
+#define PDFCS_DEVICEGRAY 1
+#define PDFCS_DEVICERGB 2
+#define PDFCS_DEVICECMYK 3
+#define PDFCS_CALGRAY 4
+#define PDFCS_CALRGB 5
+#define PDFCS_LAB 6
+#define PDFCS_ICCBASED 7
+#define PDFCS_SEPARATION 8
+#define PDFCS_DEVICEN 9
+#define PDFCS_INDEXED 10
+#define PDFCS_PATTERN 11
+
+class CPDF_Array;
+class CPDF_Document;
+class CPDF_Object;
+
+class CPDF_ColorSpace {
+ public:
+  static CPDF_ColorSpace* GetStockCS(int Family);
+  static CPDF_ColorSpace* Load(CPDF_Document* pDoc, CPDF_Object* pCSObj);
+  static CPDF_ColorSpace* ColorspaceFromName(const CFX_ByteString& name);
+
+  void ReleaseCS();
+
+  int GetBufSize() const;
+  FX_FLOAT* CreateBuf();
+  void GetDefaultColor(FX_FLOAT* buf) const;
+  FX_DWORD CountComponents() const { return m_nComponents; }
+  int GetFamily() const { return m_Family; }
+  virtual void GetDefaultValue(int iComponent,
+                               FX_FLOAT& value,
+                               FX_FLOAT& min,
+                               FX_FLOAT& max) const {
+    value = 0;
+    min = 0;
+    max = 1.0f;
+  }
+
+  FX_BOOL sRGB() const;
+  virtual FX_BOOL GetRGB(FX_FLOAT* pBuf,
+                         FX_FLOAT& R,
+                         FX_FLOAT& G,
+                         FX_FLOAT& B) const = 0;
+  virtual FX_BOOL SetRGB(FX_FLOAT* pBuf,
+                         FX_FLOAT R,
+                         FX_FLOAT G,
+                         FX_FLOAT B) const {
+    return FALSE;
+  }
+
+  FX_BOOL GetCMYK(FX_FLOAT* pBuf,
+                  FX_FLOAT& c,
+                  FX_FLOAT& m,
+                  FX_FLOAT& y,
+                  FX_FLOAT& k) const;
+  FX_BOOL SetCMYK(FX_FLOAT* pBuf,
+                  FX_FLOAT c,
+                  FX_FLOAT m,
+                  FX_FLOAT y,
+                  FX_FLOAT k) const;
+
+  virtual void TranslateImageLine(uint8_t* dest_buf,
+                                  const uint8_t* src_buf,
+                                  int pixels,
+                                  int image_width,
+                                  int image_height,
+                                  FX_BOOL bTransMask = FALSE) const;
+
+  CPDF_Array*& GetArray() { return m_pArray; }
+  int GetMaxIndex() const;
+  virtual CPDF_ColorSpace* GetBaseCS() const { return NULL; }
+
+  virtual void EnableStdConversion(FX_BOOL bEnabled);
+
+  CPDF_Document* const m_pDocument;
+
+ protected:
+  CPDF_ColorSpace(CPDF_Document* pDoc, int family, FX_DWORD nComponents)
+      : m_pDocument(pDoc),
+        m_Family(family),
+        m_nComponents(nComponents),
+        m_pArray(nullptr),
+        m_dwStdConversion(0) {}
+  virtual ~CPDF_ColorSpace() {}
+
+  virtual FX_BOOL v_Load(CPDF_Document* pDoc, CPDF_Array* pArray) {
+    return TRUE;
+  }
+  virtual FX_BOOL v_GetCMYK(FX_FLOAT* pBuf,
+                            FX_FLOAT& c,
+                            FX_FLOAT& m,
+                            FX_FLOAT& y,
+                            FX_FLOAT& k) const {
+    return FALSE;
+  }
+  virtual FX_BOOL v_SetCMYK(FX_FLOAT* pBuf,
+                            FX_FLOAT c,
+                            FX_FLOAT m,
+                            FX_FLOAT y,
+                            FX_FLOAT k) const {
+    return FALSE;
+  }
+
+  int m_Family;
+  FX_DWORD m_nComponents;
+  CPDF_Array* m_pArray;
+  FX_DWORD m_dwStdConversion;
+};
+
+#endif  // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_COLORSPACE_H_
diff --git a/core/fpdfapi/fpdf_page/include/cpdf_formobject.h b/core/fpdfapi/fpdf_page/include/cpdf_formobject.h
index 234cd73328..b12d68c312 100644
--- a/core/fpdfapi/fpdf_page/include/cpdf_formobject.h
+++ b/core/fpdfapi/fpdf_page/include/cpdf_formobject.h
@@ -10,7 +10,7 @@
 #include "core/fpdfapi/fpdf_page/include/cpdf_pageobject.h"
 #include "core/fxcrt/include/fx_coordinates.h"
 
-class Form;
+class CPDF_Form;
 
 class CPDF_FormObject : public CPDF_PageObject {
  public:
diff --git a/core/fpdfapi/fpdf_page/include/cpdf_image.h b/core/fpdfapi/fpdf_page/include/cpdf_image.h
new file mode 100644
index 0000000000..048b86d171
--- /dev/null
+++ b/core/fpdfapi/fpdf_page/include/cpdf_image.h
@@ -0,0 +1,98 @@
+// Copyright 2016 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_PAGE_INCLUDE_CPDF_IMAGE_H_
+#define CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_IMAGE_H_
+
+#include "core/fpdfapi/fpdf_parser/include/cpdf_stream.h"
+#include "core/fxcrt/include/fx_system.h"
+
+#define PDF_IMAGE_NO_COMPRESS 0x0000
+#define PDF_IMAGE_LOSSY_COMPRESS 0x0001
+#define PDF_IMAGE_LOSSLESS_COMPRESS 0x0002
+#define PDF_IMAGE_MASK_LOSSY_COMPRESS 0x0004
+#define PDF_IMAGE_MASK_LOSSLESS_COMPRESS 0x0008
+
+class CFX_DIBitmap;
+class CFX_DIBSource;
+class CPDF_Dictionay;
+class CPDF_Document;
+class CPDF_Page;
+class IFX_FileRead;
+class IFX_FileWrite;
+class IFX_Pause;
+
+class CPDF_Image {
+ public:
+  explicit CPDF_Image(CPDF_Document* pDoc);
+  ~CPDF_Image();
+
+  FX_BOOL LoadImageF(CPDF_Stream* pImageStream, FX_BOOL bInline);
+
+  void Release();
+
+  CPDF_Image* Clone();
+
+  CPDF_Dictionary* GetInlineDict() const { return m_pInlineDict; }
+  CPDF_Stream* GetStream() const { return m_pStream; }
+  CPDF_Dictionary* GetDict() const {
+    return m_pStream ? m_pStream->GetDict() : NULL;
+  }
+  CPDF_Dictionary* GetOC() const { return m_pOC; }
+  CPDF_Document* GetDocument() const { return m_pDocument; }
+
+  int32_t GetPixelHeight() const { return m_Height; }
+  int32_t GetPixelWidth() const { return m_Width; }
+
+  FX_BOOL IsInline() { return m_bInline; }
+  FX_BOOL IsMask() const { return m_bIsMask; }
+  FX_BOOL IsInterpol() const { return m_bInterpolate; }
+
+  CFX_DIBSource* LoadDIBSource(CFX_DIBSource** ppMask = NULL,
+                               FX_DWORD* pMatteColor = NULL,
+                               FX_BOOL bStdCS = FALSE,
+                               FX_DWORD GroupFamily = 0,
+                               FX_BOOL bLoadMask = FALSE) const;
+
+  void SetInlineDict(CPDF_Dictionary* pDict) { m_pInlineDict = pDict; }
+  void SetImage(const CFX_DIBitmap* pDIBitmap,
+                int32_t iCompress,
+                IFX_FileWrite* pFileWrite = NULL,
+                IFX_FileRead* pFileRead = NULL,
+                const CFX_DIBitmap* pMask = NULL);
+  void SetJpegImage(uint8_t* pImageData, FX_DWORD size);
+  void SetJpegImage(IFX_FileRead* pFile);
+
+  void ResetCache(CPDF_Page* pPage, const CFX_DIBitmap* pDIBitmap);
+
+  FX_BOOL StartLoadDIBSource(CPDF_Dictionary* pFormResource,
+                             CPDF_Dictionary* pPageResource,
+                             FX_BOOL bStdCS = FALSE,
+                             FX_DWORD GroupFamily = 0,
+                             FX_BOOL bLoadMask = FALSE);
+  FX_BOOL Continue(IFX_Pause* pPause);
+  CFX_DIBSource* DetachBitmap();
+  CFX_DIBSource* DetachMask();
+
+  CFX_DIBSource* m_pDIBSource;
+  CFX_DIBSource* m_pMask;
+  FX_DWORD m_MatteColor;
+
+ private:
+  CPDF_Dictionary* InitJPEG(uint8_t* pData, FX_DWORD size);
+
+  CPDF_Stream* m_pStream;
+  FX_BOOL m_bInline;
+  CPDF_Dictionary* m_pInlineDict;
+  int32_t m_Height;
+  int32_t m_Width;
+  FX_BOOL m_bIsMask;
+  FX_BOOL m_bInterpolate;
+  CPDF_Document* m_pDocument;
+  CPDF_Dictionary* m_pOC;
+};
+
+#endif  // CORE_FPDFAPI_FPDF_PAGE_INCLUDE_CPDF_IMAGE_H_