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

xfa/fxgraphics/cfx_shading.h

+// 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_CFX_SHADING_H_
+#define XFA_FXGRAPHICS_CFX_SHADING_H_
+
+#include "core/include/fxcrt/fx_coordinates.h"
+#include "core/include/fxcrt/fx_system.h"
+#include "core/include/fxge/fx_dib.h"
+
+#define FX_SHADING_Steps 256
+
+enum CFX_Shading_Type { FX_SHADING_Axial = 1, FX_SHADING_Radial };
+
+class CFX_Shading {
+ public:
+  CFX_Shading(const CFX_PointF& beginPoint,

[Tom Sepez, 2016/03/16 20:53:18]

add comment // Axial shading.

[dsinclair, 2016/03/16 21:13:40]

Done.

+              const CFX_PointF& endPoint,
+              FX_BOOL isExtendedBegin,
+              FX_BOOL isExtendedEnd,
+              const FX_ARGB beginArgb,
+              const FX_ARGB endArgb);
+  CFX_Shading(const CFX_PointF& beginPoint,

[Tom Sepez, 2016/03/16 20:53:18]

add comment // Radial shading.

[dsinclair, 2016/03/16 21:13:40]

Done.

+              const CFX_PointF& endPoint,
+              const FX_FLOAT beginRadius,
+              const FX_FLOAT endRadius,
+              FX_BOOL isExtendedBegin,
+              FX_BOOL isExtendedEnd,
+              const FX_ARGB beginArgb,
+              const FX_ARGB endArgb);
+  virtual ~CFX_Shading();
+
+ private:
+  friend class CFX_Graphics;
+
+  void InitArgbArray();
+
+  const CFX_Shading_Type m_type;
+  CFX_PointF m_beginPoint;

[Tom Sepez, 2016/03/16 20:53:18]

any more of these consts?

[dsinclair, 2016/03/16 21:13:39]

Done. And even found a bug.

+  CFX_PointF m_endPoint;
+  FX_FLOAT m_beginRadius;
+  FX_FLOAT m_endRadius;
+  FX_BOOL m_isExtendedBegin;
+  FX_BOOL m_isExtendedEnd;
+  FX_ARGB m_beginArgb;
+  FX_ARGB m_endArgb;
+  FX_ARGB m_argbArray[FX_SHADING_Steps];
+};
+
+#endif  // XFA_FXGRAPHICS_CFX_SHADING_H_