Move xfa/include/fxgraphics/fx_graphics.h to xfa/fxgraphics.

This Cl moves and splits apart the fx_graphics.h file into individual classes.
The .cpp files are renamed to match the .h files. pre.h was removed at the
same time and its contents moved to the correct places as needed.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1810563002 .

1 files changed, 253 insertions, 0 deletions

diff --git a/xfa/fxgraphics/include/cfx_graphics.h b/xfa/fxgraphics/include/cfx_graphics.h
new file mode 100644
index 0000000000..121ae3a744
--- /dev/null
+++ b/xfa/fxgraphics/include/cfx_graphics.h
@@ -0,0 +1,253 @@
+// 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 XFA_FXGRAPHICS_INCLUDE_CFX_GRAPHICS_H_
+#define XFA_FXGRAPHICS_INCLUDE_CFX_GRAPHICS_H_
+
+#include "core/include/fxcrt/fx_system.h"
+#include "core/include/fxge/fx_dib.h"
+#include "core/include/fxge/fx_ge.h"
+
+class CFX_Color;
+class CFX_Path;
+class CAGG_Graphics;
+
+#define FX_ERR_Succeeded 0
+#define FX_ERR_Indefinite -1
+#define FX_ERR_Parameter_Invalid -100
+#define FX_ERR_Property_Invalid -200
+#define FX_ERR_Intermediate_Value_Invalid -300
+#define FX_ERR_Method_Not_Supported -400
+#define FX_ERR_Out_Of_Memory -500
+
+using FX_ERR = int;
+using FX_DeviceCap = int32_t;
+using FX_FillMode = int32_t;
+
+enum FX_DashStyle {
+  FX_DASHSTYLE_Solid = 0,
+  FX_DASHSTYLE_Dash = 1,
+  FX_DASHSTYLE_Dot = 2,
+  FX_DASHSTYLE_DashDot = 3,
+  FX_DASHSTYLE_DashDotDot = 4
+};
+
+enum FX_StrokeAlignment {
+  FX_STROKEALIGNMENT_Center = 0,
+  FX_STROKEALIGNMENT_Inset = 1,
+  FX_STROKEALIGNMENT_Outset = 2,
+  FX_STROKEALIGNMENT_Left = 3,
+  FX_STROKEALIGNMENT_Right = 4
+};
+
+enum FX_HatchStyle {
+  FX_HATCHSTYLE_Horizontal = 0,
+  FX_HATCHSTYLE_Vertical = 1,
+  FX_HATCHSTYLE_ForwardDiagonal = 2,
+  FX_HATCHSTYLE_BackwardDiagonal = 3,
+  FX_HATCHSTYLE_Cross = 4,
+  FX_HATCHSTYLE_DiagonalCross = 5,
+  FX_HATCHSTYLE_05Percent = 6,
+  FX_HATCHSTYLE_10Percent = 7,
+  FX_HATCHSTYLE_20Percent = 8,
+  FX_HATCHSTYLE_25Percent = 9,
+  FX_HATCHSTYLE_30Percent = 10,
+  FX_HATCHSTYLE_40Percent = 11,
+  FX_HATCHSTYLE_50Percent = 12,
+  FX_HATCHSTYLE_60Percent = 13,
+  FX_HATCHSTYLE_70Percent = 14,
+  FX_HATCHSTYLE_75Percent = 15,
+  FX_HATCHSTYLE_80Percent = 16,
+  FX_HATCHSTYLE_90Percent = 17,
+  FX_HATCHSTYLE_LightDownwardDiagonal = 18,
+  FX_HATCHSTYLE_LightUpwardDiagonal = 19,
+  FX_HATCHSTYLE_DarkDownwardDiagonal = 20,
+  FX_HATCHSTYLE_DarkUpwardDiagonal = 21,
+  FX_HATCHSTYLE_WideDownwardDiagonal = 22,
+  FX_HATCHSTYLE_WideUpwardDiagonal = 23,
+  FX_HATCHSTYLE_LightVertical = 24,
+  FX_HATCHSTYLE_LightHorizontal = 25,
+  FX_HATCHSTYLE_NarrowVertical = 26,
+  FX_HATCHSTYLE_NarrowHorizontal = 27,
+  FX_HATCHSTYLE_DarkVertical = 28,
+  FX_HATCHSTYLE_DarkHorizontal = 29,
+  FX_HATCHSTYLE_DashedDownwardDiagonal = 30,
+  FX_HATCHSTYLE_DashedUpwardDiagonal = 31,
+  FX_HATCHSTYLE_DashedHorizontal = 32,
+  FX_HATCHSTYLE_DashedVertical = 33,
+  FX_HATCHSTYLE_SmallConfetti = 34,
+  FX_HATCHSTYLE_LargeConfetti = 35,
+  FX_HATCHSTYLE_ZigZag = 36,
+  FX_HATCHSTYLE_Wave = 37,
+  FX_HATCHSTYLE_DiagonalBrick = 38,
+  FX_HATCHSTYLE_HorizontalBrick = 39,
+  FX_HATCHSTYLE_Weave = 40,
+  FX_HATCHSTYLE_Plaid = 41,
+  FX_HATCHSTYLE_Divot = 42,
+  FX_HATCHSTYLE_DottedGrid = 43,
+  FX_HATCHSTYLE_DottedDiamond = 44,
+  FX_HATCHSTYLE_Shingle = 45,
+  FX_HATCHSTYLE_Trellis = 46,
+  FX_HATCHSTYLE_Sphere = 47,
+  FX_HATCHSTYLE_SmallGrid = 48,
+  FX_HATCHSTYLE_SmallCheckerBoard = 49,
+  FX_HATCHSTYLE_LargeCheckerBoard = 50,
+  FX_HATCHSTYLE_OutlinedDiamond = 51,
+  FX_HATCHSTYLE_SolidDiamond = 52
+};
+
+class CFX_RenderDevice;
+
+class CFX_Graphics {
+ public:
+  CFX_Graphics();
+  virtual ~CFX_Graphics();
+
+  FX_ERR Create(CFX_RenderDevice* renderDevice, FX_BOOL isAntialiasing = TRUE);
+  FX_ERR Create(int32_t width,
+                int32_t height,
+                FXDIB_Format format,
+                FX_BOOL isNative = TRUE,
+                FX_BOOL isAntialiasing = TRUE);
+
+  FX_ERR GetDeviceCap(const int32_t capID, FX_DeviceCap& capVal);
+  FX_ERR IsPrinterDevice(FX_BOOL& isPrinter);
+  FX_ERR EnableAntialiasing(FX_BOOL isAntialiasing);
+
+  FX_ERR SaveGraphState();
+  FX_ERR RestoreGraphState();
+
+  FX_ERR GetLineCap(CFX_GraphStateData::LineCap& lineCap) const;
+  FX_ERR GetDashCount(int32_t& dashCount) const;
+  FX_ERR GetLineDash(FX_FLOAT& dashPhase, FX_FLOAT* dashArray) const;
+  FX_ERR GetLineJoin(CFX_GraphStateData::LineJoin& lineJoin) const;
+  FX_ERR GetMiterLimit(FX_FLOAT& miterLimit) const;
+  FX_ERR GetLineWidth(FX_FLOAT& lineWidth) const;
+  FX_ERR GetStrokeAlignment(FX_StrokeAlignment& strokeAlignment) const;
+  FX_ERR GetClipRect(CFX_RectF& rect) const;
+  CFX_Matrix* GetMatrix();
+  CFX_RenderDevice* GetRenderDevice();
+
+  FX_ERR SetLineCap(CFX_GraphStateData::LineCap lineCap);
+  FX_ERR SetLineDash(FX_FLOAT dashPhase,
+                     FX_FLOAT* dashArray,
+                     int32_t dashCount);
+  FX_ERR SetLineDash(FX_DashStyle dashStyle);
+  FX_ERR SetLineJoin(CFX_GraphStateData::LineJoin lineJoin);
+  FX_ERR SetMiterLimit(FX_FLOAT miterLimit);
+  FX_ERR SetLineWidth(FX_FLOAT lineWidth, FX_BOOL isActOnDash = FALSE);
+  FX_ERR SetStrokeAlignment(FX_StrokeAlignment strokeAlignment);
+  FX_ERR SetStrokeColor(CFX_Color* color);
+  FX_ERR SetFillColor(CFX_Color* color);
+  FX_ERR SetClipRect(const CFX_RectF& rect);
+  FX_ERR SetFont(CFX_Font* font);
+  FX_ERR SetFontSize(const FX_FLOAT size);
+  FX_ERR SetFontHScale(const FX_FLOAT scale);
+  FX_ERR SetCharSpacing(const FX_FLOAT spacing);
+  FX_ERR SetTextDrawingMode(const int32_t mode);
+
+  FX_ERR StrokePath(CFX_Path* path, CFX_Matrix* matrix = NULL);
+  FX_ERR FillPath(CFX_Path* path,
+                  FX_FillMode fillMode = FXFILL_WINDING,
+                  CFX_Matrix* matrix = NULL);
+  FX_ERR ClipPath(CFX_Path* path,
+                  FX_FillMode fillMode = FXFILL_WINDING,
+                  CFX_Matrix* matrix = NULL);
+  FX_ERR DrawImage(CFX_DIBSource* source,
+                   const CFX_PointF& point,
+                   CFX_Matrix* matrix = NULL);
+  FX_ERR StretchImage(CFX_DIBSource* source,
+                      const CFX_RectF& rect,
+                      CFX_Matrix* matrix = NULL);
+  FX_ERR ConcatMatrix(const CFX_Matrix* matrix);
+  FX_ERR ClearClip();
+  FX_ERR ShowText(const CFX_PointF& point,
+                  const CFX_WideString& text,
+                  CFX_Matrix* matrix = NULL);
+  FX_ERR CalcTextRect(CFX_RectF& rect,
+                      const CFX_WideString& text,
+                      FX_BOOL isMultiline = FALSE,
+                      CFX_Matrix* matrix = NULL);
+  FX_ERR Transfer(CFX_Graphics* graphics, const CFX_Matrix* matrix);
+  FX_ERR Transfer(CFX_Graphics* graphics,
+                  FX_FLOAT srcLeft,
+                  FX_FLOAT srcTop,
+                  const CFX_RectF& dstRect,
+                  const CFX_Matrix* matrix);
+
+  FX_ERR InverseRect(const CFX_RectF& rect);
+  FX_ERR XorDIBitmap(const CFX_DIBitmap* srcBitmap, const CFX_RectF& rect);
+  FX_ERR EqvDIBitmap(const CFX_DIBitmap* srcBitmap, const CFX_RectF& rect);
+
+ protected:
+  int32_t m_type;
+
+ private:
+  struct TInfo {
+    TInfo()
+        : isAntialiasing(TRUE),
+          strokeAlignment(FX_STROKEALIGNMENT_Center),
+          isActOnDash(FALSE),
+          strokeColor(nullptr),
+          fillColor(nullptr),
+          font(nullptr),
+          fontSize(40.0),
+          fontHScale(1.0),
+          fontSpacing(0.0) {}
+    explicit TInfo(const TInfo& info);
+    TInfo& operator=(const TInfo& other);
+
+    CFX_GraphStateData graphState;
+    FX_BOOL isAntialiasing;
+    FX_StrokeAlignment strokeAlignment;
+    CFX_Matrix CTM;
+    FX_BOOL isActOnDash;
+    CFX_Color* strokeColor;
+    CFX_Color* fillColor;
+    CFX_Font* font;
+    FX_FLOAT fontSize;
+    FX_FLOAT fontHScale;
+    FX_FLOAT fontSpacing;
+  } m_info;
+
+  FX_ERR RenderDeviceSetLineDash(FX_DashStyle dashStyle);
+  FX_ERR RenderDeviceStrokePath(CFX_Path* path, CFX_Matrix* matrix);
+  FX_ERR RenderDeviceFillPath(CFX_Path* path,
+                              FX_FillMode fillMode,
+                              CFX_Matrix* matrix);
+  FX_ERR RenderDeviceDrawImage(CFX_DIBSource* source,
+                               const CFX_PointF& point,
+                               CFX_Matrix* matrix);
+  FX_ERR RenderDeviceStretchImage(CFX_DIBSource* source,
+                                  const CFX_RectF& rect,
+                                  CFX_Matrix* matrix);
+  FX_ERR RenderDeviceShowText(const CFX_PointF& point,
+                              const CFX_WideString& text,
+                              CFX_Matrix* matrix);
+
+  FX_ERR StrokePathWithPattern(CFX_Path* path, CFX_Matrix* matrix);
+  FX_ERR StrokePathWithShading(CFX_Path* path, CFX_Matrix* matrix);
+
+  FX_ERR FillPathWithPattern(CFX_Path* path,
+                             FX_FillMode fillMode,
+                             CFX_Matrix* matrix);
+  FX_ERR FillPathWithShading(CFX_Path* path,
+                             FX_FillMode fillMode,
+                             CFX_Matrix* matrix);
+
+  FX_ERR SetDIBitsWithMatrix(CFX_DIBSource* source, CFX_Matrix* matrix);
+  FX_ERR CalcTextInfo(const CFX_WideString& text,
+                      FX_DWORD* charCodes,
+                      FXTEXT_CHARPOS* charPos,
+                      CFX_RectF& rect);
+
+  CFX_RenderDevice* m_renderDevice;
+  CFX_PtrArray m_infoStack;
+  CAGG_Graphics* m_aggGraphics;
+  friend class CAGG_Graphics;
+};
+
+#endif  // XFA_FXGRAPHICS_INCLUDE_CFX_GRAPHICS_H_