From 41872fa5ac7448a50f66ad56d7bde8d1aa77db4b Mon Sep 17 00:00:00 2001
From: dsinclair <dsinclair@chromium.org>
Date: Tue, 4 Oct 2016 11:29:35 -0700
Subject: Move core/fpdfapi/fpdf_page to core/fpdfapi/page

BUG=pdfium:603

Review-Url: https://codereview.chromium.org/2386423004
---
 core/fpdfapi/page/cpdf_shadingpattern.h | 75 +++++++++++++++++++++++++++++++++
 1 file changed, 75 insertions(+)
 create mode 100644 core/fpdfapi/page/cpdf_shadingpattern.h

(limited to 'core/fpdfapi/page/cpdf_shadingpattern.h')

diff --git a/core/fpdfapi/page/cpdf_shadingpattern.h b/core/fpdfapi/page/cpdf_shadingpattern.h
new file mode 100644
index 0000000000..6f5978f8a5
--- /dev/null
+++ b/core/fpdfapi/page/cpdf_shadingpattern.h
@@ -0,0 +1,75 @@
+// 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_PAGE_CPDF_SHADINGPATTERN_H_
+#define CORE_FPDFAPI_PAGE_CPDF_SHADINGPATTERN_H_
+
+#include <memory>
+#include <vector>
+
+#include "core/fpdfapi/page/cpdf_countedobject.h"
+#include "core/fpdfapi/page/cpdf_pattern.h"
+#include "core/fxcrt/fx_system.h"
+
+enum ShadingType {
+  kInvalidShading = 0,
+  kFunctionBasedShading = 1,
+  kAxialShading = 2,
+  kRadialShading = 3,
+  kFreeFormGouraudTriangleMeshShading = 4,
+  kLatticeFormGouraudTriangleMeshShading = 5,
+  kCoonsPatchMeshShading = 6,
+  kTensorProductPatchMeshShading = 7,
+  kMaxShading = 8
+};
+
+class CFX_Matrix;
+class CPDF_ColorSpace;
+class CPDF_Document;
+class CPDF_Function;
+class CPDF_Object;
+
+class CPDF_ShadingPattern : public CPDF_Pattern {
+ public:
+  CPDF_ShadingPattern(CPDF_Document* pDoc,
+                      CPDF_Object* pPatternObj,
+                      FX_BOOL bShading,
+                      const CFX_Matrix& parentMatrix);
+  ~CPDF_ShadingPattern() override;
+
+  CPDF_TilingPattern* AsTilingPattern() override;
+  CPDF_ShadingPattern* AsShadingPattern() override;
+
+  bool IsMeshShading() const {
+    return m_ShadingType == kFreeFormGouraudTriangleMeshShading ||
+           m_ShadingType == kLatticeFormGouraudTriangleMeshShading ||
+           m_ShadingType == kCoonsPatchMeshShading ||
+           m_ShadingType == kTensorProductPatchMeshShading;
+  }
+  bool Load();
+
+  ShadingType GetShadingType() const { return m_ShadingType; }
+  FX_BOOL IsShadingObject() const { return m_bShadingObj; }
+  CPDF_Object* GetShadingObject() const { return m_pShadingObj; }
+  CPDF_ColorSpace* GetCS() const { return m_pCS; }
+  const std::vector<std::unique_ptr<CPDF_Function>>& GetFuncs() const {
+    return m_pFunctions;
+  }
+
+ private:
+  ShadingType m_ShadingType;
+  FX_BOOL m_bShadingObj;
+  CPDF_Object* m_pShadingObj;
+
+  // Still keep |m_pCS| as some CPDF_ColorSpace (name object) are not managed
+  // as counted objects. Refer to CPDF_DocPageData::GetColorSpace.
+  CPDF_ColorSpace* m_pCS;
+
+  CPDF_CountedColorSpace* m_pCountedCS;
+  std::vector<std::unique_ptr<CPDF_Function>> m_pFunctions;
+};
+
+#endif  // CORE_FPDFAPI_PAGE_CPDF_SHADINGPATTERN_H_
-- 
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