// Copyright 2016 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef FPDFSDK_IPDFSDK_ANNOTHANDLER_H_
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#define FPDFSDK_IPDFSDK_ANNOTHANDLER_H_
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#include "core/fxcrt/fx_coordinates.h"
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#include "fpdfsdk/cpdfsdk_annot.h"
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class CFX_Matrix;
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class CFX_RenderDevice;
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class CPDF_Annot;
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class CPDFSDK_PageView;
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#ifdef PDF_ENABLE_XFA
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class CXFA_FFWidget;
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#endif // PDF_ENABLE_XFA
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class IPDFSDK_AnnotHandler {
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public:
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virtual ~IPDFSDK_AnnotHandler() {}
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virtual bool CanAnswer(CPDFSDK_Annot* pAnnot) = 0;
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virtual CPDFSDK_Annot* NewAnnot(CPDF_Annot* pAnnot,
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CPDFSDK_PageView* pPage) = 0;
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#ifdef PDF_ENABLE_XFA
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virtual CPDFSDK_Annot* NewAnnot(CXFA_FFWidget* hWidget,
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CPDFSDK_PageView* pPage) = 0;
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#endif // PDF_ENABLE_XFA
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virtual void ReleaseAnnot(CPDFSDK_Annot* pAnnot) = 0;
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virtual CFX_FloatRect GetViewBBox(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot* pAnnot) = 0;
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virtual WideString GetSelectedText(CPDFSDK_Annot* pAnnot) = 0;
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virtual void ReplaceSelection(CPDFSDK_Annot* pAnnot,
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const WideString& text) = 0;
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virtual bool HitTest(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot* pAnnot,
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const CFX_PointF& point) = 0;
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virtual void OnDraw(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot* pAnnot,
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CFX_RenderDevice* pDevice,
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CFX_Matrix* pUser2Device,
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bool bDrawAnnots) = 0;
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virtual void OnLoad(CPDFSDK_Annot* pAnnot) = 0;
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virtual void OnMouseEnter(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlag) = 0;
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virtual void OnMouseExit(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlag) = 0;
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virtual bool OnLButtonDown(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlags,
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const CFX_PointF& point) = 0;
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virtual bool OnLButtonUp(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlags,
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const CFX_PointF& point) = 0;
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virtual bool OnLButtonDblClk(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlags,
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const CFX_PointF& point) = 0;
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virtual bool OnMouseMove(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlags,
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const CFX_PointF& point) = 0;
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virtual bool OnMouseWheel(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlags,
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short zDelta,
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const CFX_PointF& point) = 0;
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virtual bool OnRButtonDown(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlags,
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const CFX_PointF& point) = 0;
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virtual bool OnRButtonUp(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlags,
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const CFX_PointF& point) = 0;
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virtual bool OnRButtonDblClk(CPDFSDK_PageView* pPageView,
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CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlags,
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const CFX_PointF& point) = 0;
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virtual bool OnChar(CPDFSDK_Annot* pAnnot,
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uint32_t nChar,
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uint32_t nFlags) = 0;
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virtual bool OnKeyDown(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) = 0;
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virtual bool OnKeyUp(CPDFSDK_Annot* pAnnot, int nKeyCode, int nFlag) = 0;
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virtual bool OnSetFocus(CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlag) = 0;
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virtual bool OnKillFocus(CPDFSDK_Annot::ObservedPtr* pAnnot,
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uint32_t nFlag) = 0;
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#ifdef PDF_ENABLE_XFA
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virtual bool OnXFAChangedFocus(CPDFSDK_Annot::ObservedPtr* pOldAnnot,
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CPDFSDK_Annot::ObservedPtr* pNewAnnot) = 0;
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#endif // PDF_ENABLE_XFA
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};
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#endif // FPDFSDK_IPDFSDK_ANNOTHANDLER_H_
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