1 files changed, 131 insertions, 0 deletions
diff --git a/core/fpdfdoc/cpdf_annot.h b/core/fpdfdoc/cpdf_annot.h
new file mode 100644
index 0000000000..f3166256d6
--- /dev/null
+++ b/core/fpdfdoc/cpdf_annot.h
@@ -0,0 +1,131 @@
+// 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_FPDFDOC_CPDF_ANNOT_H_
+#define CORE_FPDFDOC_CPDF_ANNOT_H_
+
+#include <map>
+#include <memory>
+
+#include "core/fxcrt/include/fx_coordinates.h"
+#include "core/fxcrt/include/fx_string.h"
+#include "core/fxcrt/include/fx_system.h"
+
+class CFX_RenderDevice;
+class CPDF_Dictionary;
+class CPDF_Document;
+class CPDF_Form;
+class CPDF_Page;
+class CPDF_RenderContext;
+class CPDF_RenderOptions;
+class CPDF_Stream;
+
+#define ANNOTFLAG_INVISIBLE 0x0001
+#define ANNOTFLAG_HIDDEN 0x0002
+#define ANNOTFLAG_PRINT 0x0004
+#define ANNOTFLAG_NOZOOM 0x0008
+#define ANNOTFLAG_NOROTATE 0x0010
+#define ANNOTFLAG_NOVIEW 0x0020
+#define ANNOTFLAG_READONLY 0x0040
+#define ANNOTFLAG_LOCKED 0x0080
+#define ANNOTFLAG_TOGGLENOVIEW 0x0100
+
+class CPDF_Annot {
+ public:
+  enum AppearanceMode { Normal, Rollover, Down };
+  enum class Subtype {
+    UNKNOWN = 0,
+    TEXT,
+    LINK,
+    FREETEXT,
+    LINE,
+    SQUARE,
+    CIRCLE,
+    POLYGON,
+    POLYLINE,
+    HIGHLIGHT,
+    UNDERLINE,
+    SQUIGGLY,
+    STRIKEOUT,
+    STAMP,
+    CARET,
+    INK,
+    POPUP,
+    FILEATTACHMENT,
+    SOUND,
+    MOVIE,
+    WIDGET,
+    SCREEN,
+    PRINTERMARK,
+    TRAPNET,
+    WATERMARK,
+    THREED,
+    RICHMEDIA,
+    XFAWIDGET
+  };
+
+  static bool IsAnnotationHidden(CPDF_Dictionary* pAnnotDict);
+  static CPDF_Annot::Subtype StringToAnnotSubtype(
+      const CFX_ByteString& sSubtype);
+  static CFX_ByteString AnnotSubtypeToString(CPDF_Annot::Subtype nSubtype);
+  static CFX_FloatRect RectFromQuadPoints(CPDF_Dictionary* pAnnotDict);
+
+  CPDF_Annot(CPDF_Dictionary* pDict, CPDF_Document* pDocument, bool bToOwnDict);
+  ~CPDF_Annot();
+
+  CPDF_Annot::Subtype GetSubtype() const;
+  uint32_t GetFlags() const;
+  CFX_FloatRect GetRect() const;
+  const CPDF_Dictionary* GetAnnotDict() const { return m_pAnnotDict; }
+  CPDF_Dictionary* GetAnnotDict() { return m_pAnnotDict; }
+  CPDF_Document* GetDocument() const { return m_pDocument; }
+
+  FX_BOOL DrawAppearance(CPDF_Page* pPage,
+                         CFX_RenderDevice* pDevice,
+                         const CFX_Matrix* pUser2Device,
+                         AppearanceMode mode,
+                         const CPDF_RenderOptions* pOptions);
+  FX_BOOL DrawInContext(const CPDF_Page* pPage,
+                        CPDF_RenderContext* pContext,
+                        const CFX_Matrix* pUser2Device,
+                        AppearanceMode mode);
+
+  void ClearCachedAP();
+  void DrawBorder(CFX_RenderDevice* pDevice,
+                  const CFX_Matrix* pUser2Device,
+                  const CPDF_RenderOptions* pOptions);
+  CPDF_Form* GetAPForm(const CPDF_Page* pPage, AppearanceMode mode);
+  void SetOpenState(bool bOpenState) { m_bOpenState = bOpenState; }
+  CPDF_Annot* GetPopupAnnot() const { return m_pPopupAnnot; }
+  void SetPopupAnnot(CPDF_Annot* pAnnot) { m_pPopupAnnot = pAnnot; }
+
+ private:
+  void GenerateAPIfNeeded();
+  bool ShouldDrawAnnotation();
+
+  CFX_FloatRect RectForDrawing() const;
+
+  // For regular annotations, |m_pAnnotDict| is not owned. For
+  // our artificially created popup annotations, |m_pAnnotDict|
+  // is owned by this class.
+  bool m_bOwnedAnnotDict;
+  CPDF_Dictionary* m_pAnnotDict;
+  CPDF_Document* const m_pDocument;
+  CPDF_Annot::Subtype m_nSubtype;
+  std::map<CPDF_Stream*, std::unique_ptr<CPDF_Form>> m_APMap;
+  // |m_bOpenState| is only set for popup annotations.
+  bool m_bOpenState;
+  bool m_bHasGeneratedAP;
+  bool m_bIsTextMarkupAnnotation;
+  // Not owned. If there is a valid pointer in |m_pPopupAnnot|,
+  // then this annot is never a popup.
+  CPDF_Annot* m_pPopupAnnot;
+};
+
+CPDF_Stream* FPDFDOC_GetAnnotAP(CPDF_Dictionary* pAnnotDict,
+                                CPDF_Annot::AppearanceMode mode);
+
+#endif  // CORE_FPDFDOC_CPDF_ANNOT_H_