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// 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_Box;
class CXFA_FFPageView;
class CXFA_FFDocView;
class CXFA_FFDoc;
class CXFA_FFApp;
class CXFA_Graphics;
class CXFA_Image;
enum class FWL_WidgetHit;
inline float XFA_UnitPx2Pt(float fPx, float fDpi) {
return fPx * 72.0f / fDpi;
}
#define XFA_FLOAT_PERCISION 0.001f
enum XFA_WIDGETITEM {
XFA_WIDGETITEM_Parent,
XFA_WIDGETITEM_FirstChild,
XFA_WIDGETITEM_NextSibling,
XFA_WIDGETITEM_PrevSibling,
};
int32_t XFA_StrokeTypeSetLineDash(CXFA_Graphics* pGraphics,
XFA_AttributeEnum iStrokeType,
XFA_AttributeEnum iCapType);
void XFA_DrawImage(CXFA_Graphics* pGS,
const CFX_RectF& rtImage,
const CFX_Matrix& matrix,
const RetainPtr<CFX_DIBitmap>& pDIBitmap,
XFA_AttributeEnum iAspect,
int32_t iImageXDpi,
int32_t iImageYDpi,
XFA_AttributeEnum iHorzAlign = XFA_AttributeEnum::Left,
XFA_AttributeEnum iVertAlign = XFA_AttributeEnum::Top);
RetainPtr<CFX_DIBitmap> XFA_LoadImageData(CXFA_FFDoc* pDoc,
CXFA_Image* pImage,
bool& bNameImage,
int32_t& iImageXDpi,
int32_t& iImageYDpi);
RetainPtr<CFX_DIBitmap> XFA_LoadImageFromBuffer(
const RetainPtr<IFX_SeekableReadStream>& pImageFileRead,
FXCODEC_IMAGE_TYPE type,
int32_t& iImageXDpi,
int32_t& iImageYDpi);
FXCODEC_IMAGE_TYPE XFA_GetImageType(const WideString& wsType);
char* XFA_Base64Encode(const uint8_t* buf, int32_t buf_len);
void XFA_RectWidthoutMargin(CFX_RectF& rt,
const CXFA_Margin* margin,
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
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,
const CFX_Matrix& matrix,
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 Optional<WideString> Copy();
virtual Optional<WideString> Cut();
virtual bool Paste(const WideString& wsPaste);
virtual void SelectAll();
virtual void Delete();
virtual void DeSelect();
// TODO(tsepez): Implement or remove.
void GetSuggestWords(CFX_PointF pointf, std::vector<ByteString>* pWords);
bool ReplaceSpellCheckWord(CFX_PointF pointf,
const ByteStringView& 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();
CXFA_FFDocView* GetDocView();
void SetDocView(CXFA_FFDocView* pDocView);
CXFA_FFDoc* GetDoc();
CXFA_FFApp* GetApp();
IXFA_AppProvider* GetAppProvider();
void AddInvalidateRect();
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,
const CFX_Matrix& matrix);
void DrawBorderWithFlags(CXFA_Graphics* pGS,
CXFA_Box* box,
const CFX_RectF& rtBorder,
const CFX_Matrix& matrix,
uint32_t dwFlags);
CFX_RectF GetRectWithoutRotate();
bool IsMatchVisibleStatus(uint32_t dwStatus);
void EventKillFocus();
bool IsButtonDown();
void SetButtonDown(bool bSet);
CXFA_FFDocView* m_pDocView;
CXFA_FFPageView* m_pPageView;
UnownedPtr<CXFA_WidgetAcc> const m_pDataAcc;
mutable CFX_RectF m_rtWidget;
};
#endif // XFA_FXFA_CXFA_FFWIDGET_H_