core/include/fdpfapi cleanup Part I.

This Cl moves a bunch of the files from core/include/fpdfapi to their correct
location outside the core/include tree.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1805603002 .

4 files changed, 259 insertions, 0 deletions

diff --git a/core/fpdfapi/fpdf_render/include/cpdf_progressiverenderer.h b/core/fpdfapi/fpdf_render/include/cpdf_progressiverenderer.h
new file mode 100644
index 0000000000..eddd4b0c83
--- /dev/null
+++ b/core/fpdfapi/fpdf_render/include/cpdf_progressiverenderer.h
@@ -0,0 +1,62 @@
+// 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_RENDER_INCLUDE_CPDF_PROGRESSIVERENDERER_H_
+#define CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_PROGRESSIVERENDERER_H_
+
+#include <memory>
+
+#include "core/fpdfapi/fpdf_render/include/cpdf_rendercontext.h"
+#include "core/include/fpdfapi/fpdf_page.h"
+#include "core/include/fxcrt/fx_coordinates.h"
+#include "core/include/fxcrt/fx_system.h"
+
+class CPDF_RenderOptions;
+class CPDF_RenderStatus;
+class CFX_RenderDevice;
+class IFX_Pause;
+
+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;
+};
+
+#endif  // CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_PROGRESSIVERENDERER_H_
diff --git a/core/fpdfapi/fpdf_render/include/cpdf_rendercontext.h b/core/fpdfapi/fpdf_render/include/cpdf_rendercontext.h
new file mode 100644
index 0000000000..4c55658163
--- /dev/null
+++ b/core/fpdfapi/fpdf_render/include/cpdf_rendercontext.h
@@ -0,0 +1,68 @@
+// 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_RENDER_INCLUDE_CPDF_RENDERCONTEXT_H_
+#define CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_RENDERCONTEXT_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+#include "core/include/fxcrt/fx_coordinates.h"
+
+class CPDF_Dictionary;
+class CPDF_Document;
+class CPDF_Page;
+class CPDF_PageObject;
+class CPDF_PageObjectHolder;
+class CPDF_PageRenderCache;
+class CPDF_RenderOptions;
+class CFX_DIBitmap;
+class CFX_Matrix;
+class CFX_RenderDevice;
+
+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;
+};
+
+#endif  // CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_RENDERCONTEXT_H_
diff --git a/core/fpdfapi/fpdf_render/include/cpdf_renderoptions.h b/core/fpdfapi/fpdf_render/include/cpdf_renderoptions.h
new file mode 100644
index 0000000000..c0911e7cd2
--- /dev/null
+++ b/core/fpdfapi/fpdf_render/include/cpdf_renderoptions.h
@@ -0,0 +1,52 @@
+// 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_RENDER_INCLUDE_CPDF_RENDEROPTIONS_H_
+#define CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_RENDEROPTIONS_H_
+
+#include "core/include/fxcrt/fx_system.h"
+#include "core/include/fxge/fx_dib.h"
+
+class IPDF_OCContext;
+
+#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;
+};
+
+#endif  // CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_RENDEROPTIONS_H_
diff --git a/core/fpdfapi/fpdf_render/include/cpdf_textrenderer.h b/core/fpdfapi/fpdf_render/include/cpdf_textrenderer.h
new file mode 100644
index 0000000000..1cf67cd2f2
--- /dev/null
+++ b/core/fpdfapi/fpdf_render/include/cpdf_textrenderer.h
@@ -0,0 +1,77 @@
+// 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_RENDER_INCLUDE_CPDF_TEXTRENDERER_H_
+#define CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_TEXTRENDERER_H_
+
+#include "core/include/fxcrt/fx_coordinates.h"
+#include "core/include/fxcrt/fx_string.h"
+#include "core/include/fxcrt/fx_system.h"
+#include "core/include/fxge/fx_dib.h"
+
+class CFX_RenderDevice;
+class CFX_GraphStateData;
+class CFX_PathData;
+class CPDF_RenderOptions;
+class CPDF_Font;
+
+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);
+};
+
+#endif  // CORE_FPDFAPI_FPDF_RENDER_INCLUDE_CPDF_TEXTRENDERER_H_