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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 FPDFSDK_INCLUDE_FSDK_BASEFORM_H_
#define FPDFSDK_INCLUDE_FSDK_BASEFORM_H_
#if _FX_OS_ == _FX_ANDROID_
#include "time.h"
#else
#include <ctime>
#endif
#include <map>
#include "../../core/include/fpdfapi/fpdf_parser.h"
#include "../../core/include/fpdfdoc/fpdf_doc.h"
#include "../../core/include/fxcrt/fx_basic.h"
#include "../../core/include/fxge/fx_dib.h"
#include "fsdk_baseannot.h"
class CFFL_FormFiller;
class CPDFSDK_Annot;
class CPDFSDK_DateTime;
class CPDFSDK_Document;
class CPDFSDK_InterForm;
class CPDFSDK_PageView;
class CPDF_Action;
class CPDF_FormField;
struct CPWL_Color;
typedef struct _PDFSDK_FieldAction
{
_PDFSDK_FieldAction()
{
bModifier = false;
bShift = false;
nCommitKey = 0;
bKeyDown = false;
nSelEnd = nSelStart = 0;
bWillCommit = false;
bFieldFull = false;
bRC = true;
}
bool bModifier; //in
bool bShift; //in
int nCommitKey; //in
CFX_WideString sChange; //in[out]
CFX_WideString sChangeEx; //in
bool bKeyDown; //in
int nSelEnd; //in[out]
int nSelStart; //in[out]
CFX_WideString sValue; //in[out]
bool bWillCommit; //in
bool bFieldFull; //in
bool bRC; //in[out]
}PDFSDK_FieldAction;
class CPDFSDK_Widget : public CPDFSDK_Annot
{
public:
CPDFSDK_Widget(CPDF_Annot* pAnnot, CPDFSDK_PageView* pPageView, CPDFSDK_InterForm* pInterForm);
virtual ~CPDFSDK_Widget();
virtual CFX_ByteString GetSubType() const;
virtual CPDF_Action GetAAction(CPDF_AAction::AActionType eAAT);
int GetFieldType() const;
//define layout order to 2.
virtual int GetLayoutOrder() const {return 2;}
/*
FIELDFLAG_READONLY
FIELDFLAG_REQUIRED
FIELDFLAG_NOEXPORT
*/
int GetFieldFlags() const;
int GetRotate() const;
bool GetFillColor(FX_COLORREF& color) const;
bool GetBorderColor(FX_COLORREF& color) const;
bool GetTextColor(FX_COLORREF& color) const;
FX_FLOAT GetFontSize() const;
int GetSelectedIndex(int nIndex) const;
CFX_WideString GetValue() const;
CFX_WideString GetDefaultValue() const;
CFX_WideString GetOptionLabel(int nIndex) const;
int CountOptions() const;
bool IsOptionSelected(int nIndex) const;
int GetTopVisibleIndex() const;
bool IsChecked() const;
/*
BF_ALIGN_LEFT
BF_ALIGN_MIDDL
BF_ALIGN_RIGHT
*/
int GetAlignment() const;
int GetMaxLen() const;
CFX_WideString GetAlternateName() const;
//Set Properties.
void SetCheck(bool bChecked, bool bNotify);
void SetValue(const CFX_WideString& sValue, bool bNotify);
void SetDefaultValue(const CFX_WideString& sValue);
void SetOptionSelection(int index, bool bSelected, bool bNotify);
void ClearSelection(bool bNotify);
void SetTopVisibleIndex(int index);
void ResetAppearance(const FX_WCHAR* sValue, bool bValueChanged);
void ResetFieldAppearance(bool bValueChanged);
void UpdateField();
CFX_WideString OnFormat(bool& bFormated);
//Message.
bool OnAAction(CPDF_AAction::AActionType type, PDFSDK_FieldAction& data,
CPDFSDK_PageView* pPageView);
CPDFSDK_InterForm* GetInterForm() const {return m_pInterForm;}
CPDF_FormField* GetFormField() const;
CPDF_FormControl* GetFormControl() const;
static CPDF_FormControl* GetFormControl(CPDF_InterForm* pInterForm, CPDF_Dictionary* pAnnotDict);
void DrawShadow(CFX_RenderDevice* pDevice, CPDFSDK_PageView* pPageView);
void SetAppModified();
void ClearAppModified();
bool IsAppModified() const;
int32_t GetAppearanceAge() const;
int32_t GetValueAge() const;
private:
void ResetAppearance_PushButton();
void ResetAppearance_CheckBox();
void ResetAppearance_RadioButton();
void ResetAppearance_ComboBox(const FX_WCHAR* sValue);
void ResetAppearance_ListBox();
void ResetAppearance_TextField(const FX_WCHAR* sValue);
CPDF_Rect GetClientRect() const;
CPDF_Rect GetRotatedRect() const;
CFX_ByteString GetBackgroundAppStream() const;
CFX_ByteString GetBorderAppStream() const;
CPDF_Matrix GetMatrix() const;
CPWL_Color GetTextPWLColor() const;
CPWL_Color GetBorderPWLColor() const;
CPWL_Color GetFillPWLColor() const;
void AddImageToAppearance(const CFX_ByteString& sAPType, CPDF_Stream* pImage);
void RemoveAppearance(const CFX_ByteString& sAPType);
public:
bool IsWidgetAppearanceValid(CPDF_Annot::AppearanceMode mode);
void DrawAppearance(CFX_RenderDevice* pDevice, const CPDF_Matrix* pUser2Device,
CPDF_Annot::AppearanceMode mode, const CPDF_RenderOptions* pOptions);
public:
bool HitTest(FX_FLOAT pageX, FX_FLOAT pageY);
private:
CPDFSDK_InterForm* m_pInterForm;
bool m_bAppModified;
int32_t m_nAppAge;
int32_t m_nValueAge;
};
class CPDFSDK_InterForm : public CPDF_FormNotify
{
public:
explicit CPDFSDK_InterForm(CPDFSDK_Document* pDocument);
~CPDFSDK_InterForm() override;
CPDF_InterForm* GetInterForm() const { return m_pInterForm; }
CPDFSDK_Document* GetDocument() const { return m_pDocument; }
bool HighlightWidgets();
CPDFSDK_Widget* GetSibling(CPDFSDK_Widget* pWidget, bool bNext) const;
CPDFSDK_Widget* GetWidget(CPDF_FormControl* pControl) const;
void GetWidgets(const CFX_WideString& sFieldName, CFX_PtrArray& widgets);
void GetWidgets(CPDF_FormField* pField, CFX_PtrArray& widgets);
void AddMap(CPDF_FormControl* pControl, CPDFSDK_Widget* pWidget);
void RemoveMap(CPDF_FormControl* pControl);
void EnableCalculate(bool bEnabled);
bool IsCalculateEnabled() const;
#ifdef _WIN32
CPDF_Stream* LoadImageFromFile(const CFX_WideString& sFile);
#endif
void OnKeyStrokeCommit(CPDF_FormField* pFormField, CFX_WideString& csValue, bool& bRC);
void OnValidate(CPDF_FormField* pFormField, CFX_WideString& csValue, bool& bRC);
void OnCalculate(CPDF_FormField* pFormField = NULL);
CFX_WideString OnFormat(CPDF_FormField* pFormField, bool& bFormated);
void ResetFieldAppearance(CPDF_FormField* pFormField, const FX_WCHAR* sValue, bool bValueChanged);
void UpdateField(CPDF_FormField* pFormField);
bool DoAction_Hide(const CPDF_Action& action);
bool DoAction_SubmitForm(const CPDF_Action& action);
bool DoAction_ResetForm(const CPDF_Action& action);
bool DoAction_ImportData(const CPDF_Action& action);
void GetFieldFromObjects(const CFX_PtrArray& objects, CFX_PtrArray& fields);
bool IsValidField(CPDF_Dictionary* pFieldDict);
bool SubmitFields(const CFX_WideString& csDestination, const CFX_PtrArray& fields,
bool bIncludeOrExclude, bool bUrlEncoded);
bool SubmitForm(const CFX_WideString& sDestination, bool bUrlEncoded);
bool ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf);
bool ExportFieldsToFDFTextBuf(const CFX_PtrArray& fields,bool bIncludeOrExclude, CFX_ByteTextBuf& textBuf);
CFX_WideString GetTemporaryFileName(const CFX_WideString& sFileExt);
private:
virtual int BeforeValueChange(const CPDF_FormField* pField, CFX_WideString& csValue);
virtual int AfterValueChange(const CPDF_FormField* pField);
virtual int BeforeSelectionChange(const CPDF_FormField* pField, CFX_WideString& csValue);
virtual int AfterSelectionChange(const CPDF_FormField* pField);
virtual int AfterCheckedStatusChange(const CPDF_FormField* pField, const CFX_ByteArray& statusArray);
virtual int BeforeFormReset(const CPDF_InterForm* pForm);
virtual int AfterFormReset(const CPDF_InterForm* pForm);
virtual int BeforeFormImportData(const CPDF_InterForm* pForm);
virtual int AfterFormImportData(const CPDF_InterForm* pForm);
bool FDFToURLEncodedData(CFX_WideString csFDFFile, CFX_WideString csTxtFile);
bool FDFToURLEncodedData(uint8_t*& pBuf, FX_STRSIZE& nBufSize);
int GetPageIndexByAnnotDict(CPDF_Document* pDocument, CPDF_Dictionary* pAnnotDict) const;
void DoFDFBuffer(CFX_ByteString sBuffer);
using CPDFSDK_WidgetMap = std::map<CPDF_FormControl*, CPDFSDK_Widget*>;
CPDFSDK_Document* m_pDocument;
CPDF_InterForm* m_pInterForm;
CPDFSDK_WidgetMap m_Map;
bool m_bCalculate;
bool m_bBusy;
public:
bool IsNeedHighLight(int nFieldType);
void RemoveAllHighLight();
void SetHighlightAlpha(uint8_t alpha) {m_iHighlightAlpha = alpha;}
uint8_t GetHighlightAlpha() {return m_iHighlightAlpha;}
void SetHighlightColor(FX_COLORREF clr, int nFieldType);
FX_COLORREF GetHighlightColor(int nFieldType);
private:
FX_COLORREF m_aHighlightColor[6];
uint8_t m_iHighlightAlpha;
bool m_bNeedHightlight[6];
};
#define BAI_STRUCTURE 0
#define BAI_ROW 1
#define BAI_COLUMN 2
#define CPDFSDK_Annots CFX_ArrayTemplate<CPDFSDK_Annot*>
#define CPDFSDK_SortAnnots CGW_ArrayTemplate<CPDFSDK_Annot*>
class CBA_AnnotIterator
{
public:
CBA_AnnotIterator(CPDFSDK_PageView* pPageView, const CFX_ByteString& sType, const CFX_ByteString& sSubType);
~CBA_AnnotIterator();
CPDFSDK_Annot* GetFirstAnnot();
CPDFSDK_Annot* GetLastAnnot();
CPDFSDK_Annot* GetNextAnnot(CPDFSDK_Annot* pAnnot);
CPDFSDK_Annot* GetPrevAnnot(CPDFSDK_Annot* pAnnot);
private:
void GenerateResults();
static int CompareByLeft(CPDFSDK_Annot* p1, CPDFSDK_Annot* p2);
static int CompareByTop(CPDFSDK_Annot* p1, CPDFSDK_Annot* p2);
static CPDF_Rect GetAnnotRect(CPDFSDK_Annot* pAnnot);
CPDFSDK_PageView* m_pPageView;
CFX_ByteString m_sType;
CFX_ByteString m_sSubType;
int m_nTabs;
CPDFSDK_Annots m_Annots;
};
#endif // FPDFSDK_INCLUDE_FSDK_BASEFORM_H_
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