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1 // Copyright 2016 PDFium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
6 | |
7 #ifndef FPDFSDK_INCLUDE_IPDFSDK_ANNOTHANDLER_H_ | |
8 #define FPDFSDK_INCLUDE_IPDFSDK_ANNOTHANDLER_H_ | |
9 | |
10 #include "core/fxcrt/fx_basic.h" | |
11 #include "core/fxcrt/fx_coordinates.h" | |
12 #include "fpdfsdk/include/cpdfsdk_annot.h" | |
13 | |
14 class CFX_Matrix; | |
15 class CFX_RenderDevice; | |
16 class CPDF_Annot; | |
17 class CPDFSDK_PageView; | |
18 | |
19 #ifdef PDF_ENABLE_XFA | |
20 class CXFA_FFWidget; | |
21 #endif // PDF_ENABLE_XFA | |
22 | |
23 class IPDFSDK_AnnotHandler { | |
24 public: | |
25 virtual ~IPDFSDK_AnnotHandler() {} | |
26 | |
27 virtual FX_BOOL CanAnswer(CPDFSDK_Annot* pAnnot) = 0; | |
28 virtual CPDFSDK_Annot* NewAnnot(CPDF_Annot* pAnnot, | |
29 CPDFSDK_PageView* pPage) = 0; | |
30 | |
31 #ifdef PDF_ENABLE_XFA | |
32 virtual CPDFSDK_Annot* NewAnnot(CXFA_FFWidget* hWidget, | |
33 CPDFSDK_PageView* pPage) = 0; | |
34 #endif // PDF_ENABLE_XFA | |
35 | |
36 virtual void ReleaseAnnot(CPDFSDK_Annot* pAnnot) = 0; | |
37 virtual void DeleteAnnot(CPDFSDK_Annot* pAnnot) = 0; | |
38 virtual CFX_FloatRect GetViewBBox(CPDFSDK_PageView* pPageView, | |
39 CPDFSDK_Annot* pAnnot) = 0; | |
40 virtual FX_BOOL HitTest(CPDFSDK_PageView* pPageView, | |
41 CPDFSDK_Annot* pAnnot, | |
42 const CFX_FloatPoint& point) = 0; | |
43 virtual void OnDraw(CPDFSDK_PageView* pPageView, | |
44 CPDFSDK_Annot* pAnnot, | |
45 CFX_RenderDevice* pDevice, | |
46 CFX_Matrix* pUser2Device, | |
47 bool bDrawAnnots) = 0; | |
48 virtual void OnCreate(CPDFSDK_Annot* pAnnot) = 0; | |
49 virtual void OnLoad(CPDFSDK_Annot* pAnnot) = 0; | |
50 virtual void OnDelete(CPDFSDK_Annot* pAnnot) = 0; | |
51 virtual void OnRelease(CPDFSDK_Annot* pAnnot) = 0; | |
52 | |
53 virtual void OnMouseEnter(CPDFSDK_PageView* pPageView, | |
54 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
55 uint32_t nFlag) = 0; | |
56 virtual void OnMouseExit(CPDFSDK_PageView* pPageView, | |
57 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
58 uint32_t nFlag) = 0; | |
59 virtual FX_BOOL OnLButtonDown(CPDFSDK_PageView* pPageView, | |
60 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
61 uint32_t nFlags, | |
62 const CFX_FloatPoint& point) = 0; | |
63 virtual FX_BOOL OnLButtonUp(CPDFSDK_PageView* pPageView, | |
64 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
65 uint32_t nFlags, | |
66 const CFX_FloatPoint& point) = 0; | |
67 virtual FX_BOOL OnLButtonDblClk(CPDFSDK_PageView* pPageView, | |
68 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
69 uint32_t nFlags, | |
70 const CFX_FloatPoint& point) = 0; | |
71 virtual FX_BOOL OnMouseMove(CPDFSDK_PageView* pPageView, | |
72 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
73 uint32_t nFlags, | |
74 const CFX_FloatPoint& point) = 0; | |
75 virtual FX_BOOL OnMouseWheel(CPDFSDK_PageView* pPageView, | |
76 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
77 uint32_t nFlags, | |
78 short zDelta, | |
79 const CFX_FloatPoint& point) = 0; | |
80 virtual FX_BOOL OnRButtonDown(CPDFSDK_PageView* pPageView, | |
81 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
82 uint32_t nFlags, | |
83 const CFX_FloatPoint& point) = 0; | |
84 virtual FX_BOOL OnRButtonUp(CPDFSDK_PageView* pPageView, | |
85 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
86 uint32_t nFlags, | |
87 const CFX_FloatPoint& point) = 0; | |
88 virtual FX_BOOL OnRButtonDblClk(CPDFSDK_PageView* pPageView, | |
89 CPDFSDK_Annot::ObservedPtr* pAnnot, | |
90 uint32_t nFlags, | |
91 const CFX_FloatPoint& point) = 0; | |
92 virtual FX_BOOL OnChar(CPDFSDK_Annot* pAnnot, | |
93 uint32_t nChar, | |
94 uint32_t nFlags) = 0; | |
95 virtual FX_BOOL OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) = 0; | |
96 virtual FX_BOOL OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) = 0; | |
97 virtual void OnDeSelected(CPDFSDK_Annot* pAnnot) = 0; | |
98 virtual void OnSelected(CPDFSDK_Annot* pAnnot) = 0; | |
99 virtual FX_BOOL OnSetFocus(CPDFSDK_Annot::ObservedPtr* pAnnot, | |
100 uint32_t nFlag) = 0; | |
101 virtual FX_BOOL OnKillFocus(CPDFSDK_Annot::ObservedPtr* pAnnot, | |
102 uint32_t nFlag) = 0; | |
103 #ifdef PDF_ENABLE_XFA | |
104 virtual FX_BOOL OnXFAChangedFocus(CPDFSDK_Annot::ObservedPtr* pOldAnnot, | |
105 CPDFSDK_Annot::ObservedPtr* pNewAnnot) = 0; | |
106 #endif // PDF_ENABLE_XFA | |
107 }; | |
108 | |
109 #endif // FPDFSDK_INCLUDE_IPDFSDK_ANNOTHANDLER_H_ | |
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