// 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


#include "../../include/formfiller/FFL_FormFiller.h"
#include "../../include/formfiller/FFL_Notify.h"
#include "../../include/formfiller/FFL_CBA_Fontmap.h"

#define GetRed(rgb)			((uint8_t)(rgb))
#define GetGreen(rgb)		((uint8_t)(((FX_WORD)(rgb)) >> 8))
#define GetBlue(rgb)		((uint8_t)((rgb)>>16))

#define FFL_HINT_ELAPSE		800

/* ------------------------- CFFL_FormFiller ------------------------- */

CFFL_FormFiller::CFFL_FormFiller(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pAnnot)
	:m_pApp(pApp),
	m_pAnnot(pAnnot),
	m_bValid(FALSE),
	m_ptOldPos(0,0)
{
	m_pWidget = (CPDFSDK_Widget*) pAnnot;
}

CFFL_FormFiller::~CFFL_FormFiller()
{
    for (auto& it : m_Maps) {
        CPWL_Wnd* pWnd = it.second;
        CFFL_PrivateData* pData = (CFFL_PrivateData*)pWnd->GetAttachedData();
        pWnd->Destroy();
        delete pWnd;
        delete pData;
    }
    m_Maps.clear();
}

void CFFL_FormFiller::SetWindowRect(CPDFSDK_PageView* pPageView, const CPDF_Rect& rcWindow)
{
	if (CPWL_Wnd* pWnd = GetPDFWindow(pPageView, FALSE))
	{
		pWnd->Move(CPDF_Rect(rcWindow), TRUE, FALSE);
	}
}

CPDF_Rect CFFL_FormFiller::GetWindowRect(CPDFSDK_PageView* pPageView)
{
	if (CPWL_Wnd* pWnd = GetPDFWindow(pPageView, FALSE))
	{
		return pWnd->GetWindowRect();
	}

	return CPDF_Rect(0,0,0,0);
}

FX_RECT CFFL_FormFiller::GetViewBBox(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot)
{
	ASSERT(pPageView != NULL);
	ASSERT(pAnnot != NULL);

	CPDF_Rect rcAnnot = m_pWidget->GetRect();

	if (CPWL_Wnd* pWnd = GetPDFWindow(pPageView, FALSE))
	{
		CPDF_Rect rcWindow = pWnd->GetWindowRect();
		rcAnnot = PWLtoFFL(rcWindow);
	}

	CPDF_Rect rcWin = rcAnnot;

	CPDF_Rect rcFocus = GetFocusBox(pPageView);
	if (!rcFocus.IsEmpty())
		rcWin.Union(rcFocus);

	CPDF_Rect rect = CPWL_Utils::InflateRect(rcWin,1);

	return rect.GetOutterRect();
}

void CFFL_FormFiller::OnDraw(CPDFSDK_PageView *pPageView, /*HDC hDC,*/ CPDFSDK_Annot* pAnnot,
						CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,
						/*const CRect& rcWindow,*/ FX_DWORD dwFlags)
{
	ASSERT(pAnnot->GetPDFAnnot()->GetSubType() == "Widget");

	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, FALSE))
	{
		CPDF_Matrix mt = GetCurMatrix();
		mt.Concat(*pUser2Device);
		pWnd->DrawAppearance(pDevice,&mt);
	}
	else
	{
		CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;
		if (CFFL_IFormFiller::IsVisible(pWidget))
			pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, NULL);
	}
}

void CFFL_FormFiller::OnDrawDeactive(CPDFSDK_PageView *pPageView, /*HDC hDC,*/ CPDFSDK_Annot* pAnnot,
						CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,
						/*const CRect& rcWindow,*/ FX_DWORD dwFlags)
{
	ASSERT(pAnnot != NULL);

	CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;

	pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, NULL);
}


void CFFL_FormFiller::OnCreate(CPDFSDK_Annot* pAnnot)
{
}

void CFFL_FormFiller::OnLoad(CPDFSDK_Annot* pAnnot)
{
}

void CFFL_FormFiller::OnDelete(CPDFSDK_Annot* pAnnot)
{
}

void CFFL_FormFiller::OnMouseEnter(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot)
{
}

void CFFL_FormFiller::OnMouseExit(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot)
{
	EndTimer();
	ASSERT(m_pWidget != NULL);
}

FX_BOOL CFFL_FormFiller::OnLButtonDown(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, TRUE))
	{
		m_bValid = TRUE;
		FX_RECT rect = GetViewBBox(pPageView,pAnnot);
		InvalidateRect(rect.left, rect.top, rect.right, rect.bottom);

 		if(!rect.Contains((int)point.x, (int)point.y))
  			return FALSE;

		return pWnd->OnLButtonDown(WndtoPWL(pPageView, point),nFlags);
	}

	return FALSE;
}

FX_BOOL	CFFL_FormFiller::OnLButtonUp(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, FALSE))
	{
		FX_RECT rcFFL = GetViewBBox(pPageView, pAnnot);
		InvalidateRect(rcFFL.left, rcFFL.top, rcFFL.right, rcFFL.bottom);
		pWnd->OnLButtonUp(WndtoPWL(pPageView, point),nFlags);
		return TRUE;
	}

	return FALSE;
}

FX_BOOL	CFFL_FormFiller::OnLButtonDblClk(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, FALSE))
	{
		pWnd->OnLButtonDblClk(WndtoPWL(pPageView, point),nFlags);
		return TRUE;
	}

	return FALSE;
}

FX_BOOL CFFL_FormFiller::OnMouseMove(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	if ((m_ptOldPos.x != point.x) || (m_ptOldPos.y != point.y))
	{
		m_ptOldPos = point;
	}

	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, FALSE))
	{
		pWnd->OnMouseMove(WndtoPWL(pPageView, point),nFlags);
		return TRUE;
	}

	return FALSE;
}

FX_BOOL CFFL_FormFiller::OnMouseWheel(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, short zDelta, const CPDF_Point& point)
{
	if (!IsValid()) return FALSE;

	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, TRUE))
	{
		return pWnd->OnMouseWheel(zDelta, WndtoPWL(pPageView, point),nFlags);
	}

	return FALSE;
}

FX_BOOL CFFL_FormFiller::OnRButtonDown(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, TRUE))
	{
		pWnd->OnRButtonDown(WndtoPWL(pPageView, point),nFlags);
		return TRUE;
	}

	return FALSE;
}

FX_BOOL	CFFL_FormFiller::OnRButtonUp(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, FALSE))
	{
		pWnd->OnRButtonUp(WndtoPWL(pPageView, point),nFlags);
		return TRUE;
	}

	return FALSE;
}

FX_BOOL	CFFL_FormFiller::OnRButtonDblClk(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, FALSE))
	{
		pWnd->OnRButtonDblClk(WndtoPWL(pPageView, point),nFlags);
		return TRUE;
	}

	return FALSE;
}

FX_BOOL CFFL_FormFiller::OnKeyDown(CPDFSDK_Annot* pAnnot, FX_UINT nKeyCode, FX_UINT nFlags)
{
	if (IsValid())
	{
		CPDFSDK_PageView* pPageView = GetCurPageView();
		ASSERT(pPageView != NULL);

		if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, FALSE))
		{
			return pWnd->OnKeyDown(nKeyCode,nFlags);
		}
	}

	return FALSE;
}

FX_BOOL	CFFL_FormFiller::OnChar(CPDFSDK_Annot* pAnnot, FX_UINT nChar, FX_UINT nFlags)
{
	if (IsValid())
	{
		CPDFSDK_PageView* pPageView = GetCurPageView();
		ASSERT(pPageView != NULL);

		if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, FALSE))
		{
			return pWnd->OnChar(nChar,nFlags);
		}
	}

	return FALSE;
}

void CFFL_FormFiller::OnDeSelected(CPDFSDK_Annot* pAnnot)
{
	ASSERT(FALSE);
}

void CFFL_FormFiller::OnSelected(CPDFSDK_Annot* pAnnot)
{
	ASSERT(FALSE);
}

FX_BOOL	CFFL_FormFiller::OnSetFocus(CPDFSDK_Annot* pAnnot, FX_UINT nFlag)
{
	CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;

	CPDF_Page * pPage = pWidget->GetPDFPage();
 	CPDFSDK_Document * pDoc = m_pApp->GetCurrentDoc();
	CPDFSDK_PageView* pPageView = pDoc->GetPageView(pPage);
 	ASSERT(pPageView != NULL);


	CPWL_Wnd * pWnd = NULL;
	if ( (pWnd = GetPDFWindow(pPageView, TRUE)))
	{
		pWnd->SetFocus();
	}

	m_bValid = TRUE;


	m_bValid = TRUE;
	FX_RECT rcRect = GetViewBBox(pPageView,pAnnot);
	InvalidateRect(rcRect.left, rcRect.top, rcRect.right, rcRect.bottom);

	return TRUE;
}

FX_BOOL	CFFL_FormFiller::OnKillFocus(CPDFSDK_Annot* pAnnot, FX_UINT nFlag)
{
	if (IsValid())
	{
		CPDFSDK_PageView* pPageView = GetCurPageView();
		ASSERT(pPageView != NULL);

		CommitData(pPageView, nFlag);

		if (CPWL_Wnd* pWnd = GetPDFWindow(pPageView, FALSE))
		{
			pWnd->KillFocus();
		}

		switch (m_pWidget->GetFieldType())
		{
		case FIELDTYPE_PUSHBUTTON:
		case FIELDTYPE_CHECKBOX:
		case FIELDTYPE_RADIOBUTTON:
			EscapeFiller(pPageView, TRUE);
			break;
		default:
			EscapeFiller(pPageView, FALSE);
			break;
		}
	}

	return TRUE;
}

FX_BOOL	CFFL_FormFiller::IsValid() const
{
	return m_bValid;
}

PWL_CREATEPARAM	CFFL_FormFiller::GetCreateParam()
{
	ASSERT(m_pApp != NULL);

	PWL_CREATEPARAM cp;

	cp.pParentWnd = NULL;
	cp.pProvider = this;
	cp.rcRectWnd = GetPDFWindowRect();

	FX_DWORD dwCreateFlags = PWS_BORDER | PWS_BACKGROUND | PWS_VISIBLE;

	ASSERT(m_pWidget != NULL);


	FX_DWORD dwFieldFlag = m_pWidget->GetFieldFlags();

	if (dwFieldFlag & FIELDFLAG_READONLY)
	{
		dwCreateFlags |= PWS_READONLY;
	}

	FX_COLORREF color;
	if (m_pWidget->GetFillColor(color))
	{
		cp.sBackgroundColor = CPWL_Color(GetRed(color), GetGreen(color), GetBlue(color));
	}

	if (m_pWidget->GetBorderColor(color))
	{
		cp.sBorderColor = CPWL_Color(GetRed(color), GetGreen(color), GetBlue(color));
	}

	cp.sTextColor = CPWL_Color(COLORTYPE_GRAY,0);

	if (m_pWidget->GetTextColor(color))
	{
		cp.sTextColor = CPWL_Color(GetRed(color), GetGreen(color), GetBlue(color));
	}

	cp.fFontSize = m_pWidget->GetFontSize();
	cp.dwBorderWidth = m_pWidget->GetBorderWidth();

	int nBorderStyle = m_pWidget->GetBorderStyle();

	switch (nBorderStyle)
	{
	case BBS_SOLID:
		cp.nBorderStyle = PBS_SOLID;
		break;
	case BBS_DASH:
		cp.nBorderStyle = PBS_DASH;
		cp.sDash = CPWL_Dash(3,3,0);
		break;
	case BBS_BEVELED:
		cp.nBorderStyle = PBS_BEVELED;
		cp.dwBorderWidth *= 2;
		break;
	case BBS_INSET:
		cp.nBorderStyle = PBS_INSET;
		cp.dwBorderWidth *= 2;
		break;
	case BBS_UNDERLINE:
		cp.nBorderStyle = PBS_UNDERLINED;
		break;
	}

	if (cp.fFontSize <= 0)
	{
		dwCreateFlags |= PWS_AUTOFONTSIZE;
	}

	cp.dwFlags = dwCreateFlags;
	cp.pSystemHandler = m_pApp->GetSysHandler();
	return cp;
}

CPWL_Wnd* CFFL_FormFiller::GetPDFWindow(CPDFSDK_PageView* pPageView, FX_BOOL bNew)
{
    ASSERT(pPageView);

    auto it = m_Maps.find(pPageView);
    const bool found = it != m_Maps.end();
    CPWL_Wnd* pWnd = found ? it->second : nullptr;
    if (!bNew)
        return pWnd;

    if (found) {
        CFFL_PrivateData* pPrivateData =
            (CFFL_PrivateData*)pWnd->GetAttachedData();
        if (pPrivateData->nWidgetAge != m_pWidget->GetAppearanceAge()) {
            return ResetPDFWindow(
                pPageView, m_pWidget->GetValueAge() == pPrivateData->nValueAge);
      }
    } else {
      PWL_CREATEPARAM cp = GetCreateParam();
      cp.hAttachedWnd = (FX_HWND)m_pWidget;

      CFFL_PrivateData* pPrivateData = new CFFL_PrivateData;
      pPrivateData->pWidget = m_pWidget;
      pPrivateData->pPageView = pPageView;
      pPrivateData->nWidgetAge = m_pWidget->GetAppearanceAge();
      pPrivateData->nValueAge = 0;

      cp.pAttachedData = pPrivateData;

      pWnd = NewPDFWindow(cp, pPageView);
      m_Maps[pPageView] = pWnd;
    }

    return pWnd;
}

void CFFL_FormFiller::DestroyPDFWindow(CPDFSDK_PageView* pPageView)
{
    auto it = m_Maps.find(pPageView);
    if (it == m_Maps.end())
        return;

    CPWL_Wnd* pWnd = it->second;
    CFFL_PrivateData* pData = (CFFL_PrivateData*)pWnd->GetAttachedData();
    pWnd->Destroy();
    delete pWnd;
    delete pData;

    m_Maps.erase(it);
}

CPDF_Matrix	CFFL_FormFiller::GetWindowMatrix(void* pAttachedData)
{
	if (CFFL_PrivateData* pPrivateData = (CFFL_PrivateData*)pAttachedData)
	{
		if (pPrivateData->pPageView)
		{
			CPDF_Matrix mtPageView;
			pPrivateData->pPageView->GetCurrentMatrix(mtPageView);
			CPDF_Matrix mt = GetCurMatrix();
			mt.Concat(mtPageView);

			return mt;
		}
	}
	return CPDF_Matrix(1,0,0,1,0,0);
}

CPDF_Matrix	CFFL_FormFiller::GetCurMatrix()
{
	CPDF_Matrix mt;

	ASSERT(m_pWidget != NULL);

	CPDF_Rect rcDA ;
	m_pWidget->GetPDFAnnot()->GetRect(rcDA);


	switch (m_pWidget->GetRotate())
	{
	default:
	case 0:
		mt = CPDF_Matrix(1,0,0,1,0,0);
		break;
	case 90:
		mt = CPDF_Matrix(0,1,-1,0,rcDA.right - rcDA.left,0);
		break;
	case 180:
		mt = CPDF_Matrix(-1,0,0,-1,rcDA.right - rcDA.left,rcDA.top - rcDA.bottom);
		break;
	case 270:
		mt = CPDF_Matrix(0,-1,1,0,0,rcDA.top - rcDA.bottom);
		break;
	}
	mt.e += rcDA.left;
	mt.f += rcDA.bottom;

	return mt;
}

CFX_WideString CFFL_FormFiller::LoadPopupMenuString(int nIndex)
{
	ASSERT(m_pApp != NULL);

	return L"";
}

CPDF_Rect CFFL_FormFiller::GetPDFWindowRect() const
{
	ASSERT(m_pWidget != NULL);

	CPDF_Rect rectAnnot;
	m_pWidget->GetPDFAnnot()->GetRect(rectAnnot);

	FX_FLOAT fWidth = rectAnnot.right - rectAnnot.left;
	FX_FLOAT fHeight = rectAnnot.top - rectAnnot.bottom;


	if ((m_pWidget->GetRotate() / 90) & 0x01)
		return CPDF_Rect(0,0,fHeight,fWidth);
	else
		return CPDF_Rect(0,0,fWidth,fHeight);
}

CPDFSDK_PageView* CFFL_FormFiller::GetCurPageView()
{

	CPDF_Page* pPage = m_pAnnot->GetPDFPage();
	CPDFSDK_Document* pSDKDoc = m_pApp->GetCurrentDoc();
	if(pSDKDoc)
	{
		return pSDKDoc->GetPageView(pPage);
	}
	return NULL;
}

CPDF_Rect CFFL_FormFiller::GetFocusBox(CPDFSDK_PageView* pPageView)
{
	if (CPWL_Wnd * pWnd = GetPDFWindow(pPageView, FALSE))
	{
		CPDF_Rect rcFocus =  FFLtoWnd(pPageView, PWLtoFFL(pWnd->GetFocusRect()));
		ASSERT(pPageView);
		CPDF_Rect rcPage = pPageView->GetPDFPage()->GetPageBBox();
		if(rcPage.Contains(rcFocus))
			return rcFocus;
		else
			return CPDF_Rect(0,0,0,0);
	}
	return CPDF_Rect(0,0,0,0);
}

CPDF_Rect CFFL_FormFiller::FFLtoPWL(const CPDF_Rect& rect)
{
	CPDF_Matrix mt;
	mt.SetReverse(GetCurMatrix());

	CPDF_Rect temp = rect;
	mt.TransformRect(temp);

	return temp;
}

CPDF_Rect CFFL_FormFiller::PWLtoFFL(const CPDF_Rect& rect)
{
	CPDF_Matrix mt = GetCurMatrix();

	CPDF_Rect temp = rect;
	mt.TransformRect(temp);

	return temp;
}

CPDF_Point CFFL_FormFiller::FFLtoPWL(const CPDF_Point& point)
{
	CPDF_Matrix mt;
	mt.SetReverse(GetCurMatrix());

	CPDF_Point pt = point;
	mt.Transform(pt.x,pt.y);

	return pt;
}

CPDF_Point CFFL_FormFiller::PWLtoFFL(const CPDF_Point & point)
{
	CPDF_Matrix mt = GetCurMatrix();

	CPDF_Point pt = point;
	mt.Transform(pt.x,pt.y);

	return pt;
}

CPDF_Point CFFL_FormFiller::WndtoPWL(CPDFSDK_PageView* pPageView, const CPDF_Point& pt)
{
// 	ASSERT(pPageView != NULL);
//
// 	CPDF_Point point(0.0f, 0.0f);
// 	pPageView->WindowToDoc(pt.x, pt.y, point.x, point.y);
//
 	return FFLtoPWL(pt);
//	return CPDF_Point(0, 0);
}

CPDF_Rect CFFL_FormFiller::FFLtoWnd(CPDFSDK_PageView* pPageView, const CPDF_Rect & rect)
{
// 	FX_RECT rcRet(0,0,0,0);
//
// 	ASSERT(pPageView != NULL);
// 	pPageView->DocToWindow(rect, rcRet);
//
 	return rect;

}

void CFFL_FormFiller::FFL_FreeData(void* pData)
{
	ASSERT(pData != NULL);

	delete (CFFL_PrivateData*)pData;
}

FX_BOOL CFFL_FormFiller::CommitData(CPDFSDK_PageView* pPageView, FX_UINT nFlag)
{
	if (IsDataChanged(pPageView))
	{
		//CFFL_IFormFiller* pIFormFiller = CFFL_Module::GetFormFiller(m_pApp);
		CFFL_IFormFiller* pIFormFiller = m_pApp->GetIFormFiller();//NULL;
		ASSERT(pIFormFiller != NULL);

		FX_BOOL bRC = TRUE;
		FX_BOOL bExit = FALSE;

		pIFormFiller->OnKeyStrokeCommit(m_pWidget, pPageView, bRC, bExit, nFlag);
		if (bExit) return TRUE;
		if (!bRC)
		{
			ResetPDFWindow(pPageView, FALSE);
			return TRUE;
		}

		pIFormFiller->OnValidate(m_pWidget, pPageView, bRC, bExit, nFlag);
		if (bExit) return TRUE;
		if (!bRC)
		{
			ResetPDFWindow(pPageView, FALSE);
			return TRUE;
		}

		SaveData(pPageView);

		pIFormFiller->OnCalculate(m_pWidget, pPageView, bExit,nFlag);
		if (bExit) return TRUE;

		pIFormFiller->OnFormat(m_pWidget, pPageView, bExit,nFlag);
	}

	return TRUE;
}

FX_BOOL	CFFL_FormFiller::IsDataChanged(CPDFSDK_PageView* pPageView)
{
	return FALSE;
}

void CFFL_FormFiller::SaveData(CPDFSDK_PageView* pPageView)
{
}

void CFFL_FormFiller::GetKeyStrokeData(CPDFSDK_PageView* pPageView, FFL_KeyStrokeData& data)
{
}

void CFFL_FormFiller::SetChangeMark()
{
	m_pApp->FFI_OnChange();
}

void CFFL_FormFiller::GetActionData(CPDFSDK_PageView* pPageView, CPDF_AAction::AActionType type,
							PDFSDK_FieldAction& fa)
{
	fa.sValue = m_pWidget->GetValue();
}

void CFFL_FormFiller::SetActionData(CPDFSDK_PageView* pPageView, CPDF_AAction::AActionType type,
									const PDFSDK_FieldAction& fa)
{
}

FX_BOOL	CFFL_FormFiller::IsActionDataChanged(CPDF_AAction::AActionType type, const PDFSDK_FieldAction& faOld,
									const PDFSDK_FieldAction& faNew)
{
	return FALSE;
}

void CFFL_FormFiller::SaveState(CPDFSDK_PageView* pPageView)
{
}

void CFFL_FormFiller::RestoreState(CPDFSDK_PageView* pPageView)
{
}

CPWL_Wnd*  CFFL_FormFiller::ResetPDFWindow(CPDFSDK_PageView* pPageView, FX_BOOL bRestoreValue)
{
	return GetPDFWindow(pPageView, FALSE);
}

void CFFL_FormFiller::TimerProc()
{

}

IFX_SystemHandler* CFFL_FormFiller::GetSystemHandler() const
{
	return m_pApp->GetSysHandler();
//	return NULL;
}

void CFFL_FormFiller::OnKeyStroke(FX_BOOL bKeyDown)
{
}

void CFFL_FormFiller::EscapeFiller(CPDFSDK_PageView* pPageView, FX_BOOL bDestroyPDFWindow)
{
	m_bValid = FALSE;

	FX_RECT rcRect = GetViewBBox(pPageView, m_pWidget);
	InvalidateRect(rcRect.left, rcRect.top, rcRect.right, rcRect.bottom);

	if(bDestroyPDFWindow)
 		DestroyPDFWindow(pPageView);
}

FX_BOOL CFFL_FormFiller::CanCopy(CPDFSDK_Document* pDocument)
{
	return FALSE;
}

FX_BOOL CFFL_FormFiller::CanCut(CPDFSDK_Document* pDocument)
{
	return FALSE;
}

FX_BOOL	CFFL_FormFiller::CanPaste(CPDFSDK_Document* pDocument)
{
	return FALSE;
}

void CFFL_FormFiller::DoCopy(CPDFSDK_Document* pDocument)
{
}

void CFFL_FormFiller::DoCut(CPDFSDK_Document* pDocument)
{
}

void CFFL_FormFiller::DoPaste(CPDFSDK_Document* pDocument)
{
}

void CFFL_FormFiller::InvalidateRect(double left, double top, double right, double bottom)
{
	CPDF_Page * pPage = m_pWidget->GetPDFPage();
	m_pApp->FFI_Invalidate(pPage, left, top, right, bottom);
}

/* ------------------------- CFFL_Button ------------------------- */

CFFL_Button::CFFL_Button(CPDFDoc_Environment* pApp, CPDFSDK_Annot* pWidget) :
	CFFL_FormFiller(pApp, pWidget),
	m_bMouseIn(FALSE),
	m_bMouseDown(FALSE)
{
}

CFFL_Button::~CFFL_Button()
{
}

void CFFL_Button::OnMouseEnter(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot)
{
	m_bMouseIn = TRUE;
	FX_RECT rect = GetViewBBox(pPageView,pAnnot);
	InvalidateRect(rect.left, rect.top, rect.right, rect.bottom);
}

void CFFL_Button::OnMouseExit(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot)
{
	m_bMouseIn = FALSE;

	FX_RECT rect = GetViewBBox(pPageView,pAnnot);
	InvalidateRect(rect.left, rect.top, rect.right, rect.bottom);
	EndTimer();
	ASSERT(m_pWidget != NULL);
}

FX_BOOL CFFL_Button::OnLButtonDown(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	CPDF_Rect rcAnnot = pAnnot->GetRect();
	if(!rcAnnot.Contains(point.x, point.y))
		return FALSE;

	m_bMouseDown = TRUE;
	m_bValid = TRUE;
	FX_RECT rect = GetViewBBox(pPageView, pAnnot);
	InvalidateRect(rect.left, rect.top, rect.right, rect.bottom);
	return TRUE;
}

FX_BOOL	CFFL_Button::OnLButtonUp(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	CPDF_Rect rcAnnot = pAnnot->GetRect();
	if(!rcAnnot.Contains(point.x, point.y))
		return FALSE;

	m_bMouseDown = FALSE;
	m_pWidget->GetPDFPage();


	FX_RECT rect = GetViewBBox(pPageView, pAnnot);
	InvalidateRect(rect.left, rect.top, rect.right, rect.bottom);
	return TRUE;
}

FX_BOOL	CFFL_Button::OnMouseMove(CPDFSDK_PageView *pPageView, CPDFSDK_Annot* pAnnot, FX_UINT nFlags, const CPDF_Point& point)
{
	ASSERT(m_pApp != NULL);

	return TRUE;
}

void CFFL_Button::OnDraw(CPDFSDK_PageView *pPageView, /*HDC hDC,*/ CPDFSDK_Annot* pAnnot,
							CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,
							/*const CRect& rcWindow,*/ FX_DWORD dwFlags)
{
	ASSERT(pPageView != NULL);
	ASSERT(pAnnot != NULL);

	CPDFSDK_Widget* pWidget = (CPDFSDK_Widget*)pAnnot;

	CPDF_FormControl* pCtrl = pWidget->GetFormControl();
	ASSERT(pCtrl != NULL);

	CPDF_FormControl::HighlightingMode eHM = pCtrl->GetHighlightingMode();

	if (eHM == CPDF_FormControl::Push)
	{
		if (m_bMouseDown)
		{
			if (pWidget->IsWidgetAppearanceValid(CPDF_Annot::Down))
				pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Down, NULL);
			else
				pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, NULL);
		}
		else if (m_bMouseIn)
		{
			if (pWidget->IsWidgetAppearanceValid(CPDF_Annot::Rollover))
				pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Rollover, NULL);
			else
				pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, NULL);
		}
		else
		{
			pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, NULL);
		}
	}
	else
		pWidget->DrawAppearance(pDevice, pUser2Device, CPDF_Annot::Normal, NULL);
}


void CFFL_Button::OnDrawDeactive(CPDFSDK_PageView *pPageView, /*HDC hDC,*/ CPDFSDK_Annot* pAnnot,
								 CFX_RenderDevice* pDevice, CPDF_Matrix* pUser2Device,
								 /*const CRect& rcWindow, */FX_DWORD dwFlags)
{
	OnDraw(pPageView, pAnnot, pDevice, pUser2Device, dwFlags);
}