// Copyright 2014 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_FXFA_CXFA_FFWIDGET_H_ #define XFA_FXFA_CXFA_FFWIDGET_H_ #include <vector> #include "core/fxcodec/fx_codec_def.h" #include "core/fxge/cfx_graphstatedata.h" #include "xfa/fwl/cfwl_app.h" #include "xfa/fxfa/fxfa.h" #include "xfa/fxfa/parser/cxfa_contentlayoutitem.h" class CXFA_FFPageView; class CXFA_FFDocView; class CXFA_FFDoc; class CXFA_FFApp; enum class FWL_WidgetHit; inline float XFA_UnitPx2Pt(float fPx, float fDpi) { return fPx * 72.0f / fDpi; } #define XFA_FLOAT_PERCISION 0.001f #define XFA_CalcData (void*)(uintptr_t) FXBSTR_ID('X', 'F', 'A', 'C') enum XFA_WIDGETITEM { XFA_WIDGETITEM_Parent, XFA_WIDGETITEM_FirstChild, XFA_WIDGETITEM_NextSibling, XFA_WIDGETITEM_PrevSibling, }; int32_t XFA_StrokeTypeSetLineDash(CXFA_Graphics* pGraphics, int32_t iStrokeType, int32_t iCapType); CFX_GraphStateData::LineCap XFA_LineCapToFXGE(int32_t iLineCap); void XFA_DrawImage(CXFA_Graphics* pGS, const CFX_RectF& rtImage, CFX_Matrix* pMatrix, const CFX_RetainPtr<CFX_DIBitmap>& pDIBitmap, int32_t iAspect, int32_t iImageXDpi, int32_t iImageYDpi, int32_t iHorzAlign = XFA_ATTRIBUTEENUM_Left, int32_t iVertAlign = XFA_ATTRIBUTEENUM_Top); CFX_RetainPtr<CFX_DIBitmap> XFA_LoadImageData(CXFA_FFDoc* pDoc, CXFA_Image* pImage, bool& bNameImage, int32_t& iImageXDpi, int32_t& iImageYDpi); CFX_RetainPtr<CFX_DIBitmap> XFA_LoadImageFromBuffer( const CFX_RetainPtr<IFX_SeekableReadStream>& pImageFileRead, FXCODEC_IMAGE_TYPE type, int32_t& iImageXDpi, int32_t& iImageYDpi); FXCODEC_IMAGE_TYPE XFA_GetImageType(const CFX_WideString& wsType); char* XFA_Base64Encode(const uint8_t* buf, int32_t buf_len); void XFA_RectWidthoutMargin(CFX_RectF& rt, const CXFA_Margin& mg, bool bUI = false); CXFA_FFWidget* XFA_GetWidgetFromLayoutItem(CXFA_LayoutItem* pLayoutItem); bool XFA_IsCreateWidget(XFA_Element iType); #define XFA_DRAWBOX_ForceRound 1 #define XFA_DRAWBOX_Lowered3D 2 void XFA_DrawBox(CXFA_Box box, CXFA_Graphics* pGS, const CFX_RectF& rtWidget, CFX_Matrix* pMatrix, uint32_t dwFlags = 0); class CXFA_CalcData { public: CXFA_CalcData(); ~CXFA_CalcData(); std::vector<CXFA_WidgetAcc*> m_Globals; int32_t m_iRefCount; }; class CXFA_FFWidget : public CXFA_ContentLayoutItem { public: explicit CXFA_FFWidget(CXFA_WidgetAcc* pDataAcc); ~CXFA_FFWidget() override; virtual CFX_RectF GetBBox(uint32_t dwStatus, bool bDrawFocus = false); virtual void RenderWidget(CXFA_Graphics* pGS, CFX_Matrix* pMatrix, uint32_t dwStatus); virtual bool IsLoaded(); virtual bool LoadWidget(); virtual void UnloadWidget(); virtual bool PerformLayout(); virtual bool UpdateFWLData(); virtual void UpdateWidgetProperty(); virtual bool OnMouseEnter(); virtual bool OnMouseExit(); virtual bool OnLButtonDown(uint32_t dwFlags, const CFX_PointF& point); virtual bool OnLButtonUp(uint32_t dwFlags, const CFX_PointF& point); virtual bool OnLButtonDblClk(uint32_t dwFlags, const CFX_PointF& point); virtual bool OnMouseMove(uint32_t dwFlags, const CFX_PointF& point); virtual bool OnMouseWheel(uint32_t dwFlags, int16_t zDelta, const CFX_PointF& point); virtual bool OnRButtonDown(uint32_t dwFlags, const CFX_PointF& point); virtual bool OnRButtonUp(uint32_t dwFlags, const CFX_PointF& point); virtual bool OnRButtonDblClk(uint32_t dwFlags, const CFX_PointF& point); virtual bool OnSetFocus(CXFA_FFWidget* pOldWidget); virtual bool OnKillFocus(CXFA_FFWidget* pNewWidget); virtual bool OnKeyDown(uint32_t dwKeyCode, uint32_t dwFlags); virtual bool OnKeyUp(uint32_t dwKeyCode, uint32_t dwFlags); virtual bool OnChar(uint32_t dwChar, uint32_t dwFlags); virtual FWL_WidgetHit OnHitTest(const CFX_PointF& point); virtual bool OnSetCursor(const CFX_PointF& point); virtual bool CanUndo(); virtual bool CanRedo(); virtual bool Undo(); virtual bool Redo(); virtual bool CanCopy(); virtual bool CanCut(); virtual bool CanPaste(); virtual bool CanSelectAll(); virtual bool CanDelete(); virtual bool CanDeSelect(); virtual bool Copy(CFX_WideString& wsCopy); virtual bool Cut(CFX_WideString& wsCut); virtual bool Paste(const CFX_WideString& wsPaste); virtual void SelectAll(); virtual void Delete(); virtual void DeSelect(); // TODO(tsepez): Implement or remove. void GetSuggestWords(CFX_PointF pointf, std::vector<CFX_ByteString>* pWords); bool ReplaceSpellCheckWord(CFX_PointF pointf, const CFX_ByteStringC& bsReplace); CXFA_FFPageView* GetPageView() const { return m_pPageView; } void SetPageView(CXFA_FFPageView* pPageView) { m_pPageView = pPageView; } const CFX_RectF& GetWidgetRect() const; const CFX_RectF& RecacheWidgetRect() const; uint32_t GetStatus(); void ModifyStatus(uint32_t dwAdded, uint32_t dwRemoved); CXFA_WidgetAcc* GetDataAcc(); bool GetToolTip(CFX_WideString& wsToolTip); CXFA_FFDocView* GetDocView(); void SetDocView(CXFA_FFDocView* pDocView); CXFA_FFDoc* GetDoc(); CXFA_FFApp* GetApp(); IXFA_AppProvider* GetAppProvider(); void InvalidateWidget(const CFX_RectF* pRect = nullptr); void AddInvalidateRect(const CFX_RectF* pRect = nullptr); bool GetCaptionText(CFX_WideString& wsCap); bool IsFocused() const { return !!(m_dwStatus & XFA_WidgetStatus_Focused); } CFX_PointF Rotate2Normal(const CFX_PointF& point); CFX_Matrix GetRotateMatrix(); bool IsLayoutRectEmpty(); CXFA_FFWidget* GetParent(); bool IsAncestorOf(CXFA_FFWidget* pWidget); const CFWL_App* GetFWLApp(); protected: virtual bool PtInActiveRect(const CFX_PointF& point); void DrawBorder(CXFA_Graphics* pGS, CXFA_Box box, const CFX_RectF& rtBorder, CFX_Matrix* pMatrix, uint32_t dwFlags = 0); CFX_RectF GetRectWithoutRotate(); bool IsMatchVisibleStatus(uint32_t dwStatus); void EventKillFocus(); bool IsButtonDown(); void SetButtonDown(bool bSet); CXFA_FFDocView* m_pDocView; CXFA_FFPageView* m_pPageView; CFX_UnownedPtr<CXFA_WidgetAcc> const m_pDataAcc; mutable CFX_RectF m_rtWidget; }; #endif // XFA_FXFA_CXFA_FFWIDGET_H_