// 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 _FWL_FORM_THEMEPROVIDER_H
#define _FWL_FORM_THEMEPROVIDER_H
class CFWL_WidgetTP;
class CFWL_FormTP;
class CFWL_FormTP : public CFWL_WidgetTP
{
public:
    CFWL_FormTP();
    virtual ~CFWL_FormTP();

    virtual FWL_ERR		Initialize();
    virtual FWL_ERR		Finalize();
    virtual FX_BOOL		IsValidWidget(IFWL_Widget *pWidget);
    virtual	FX_DWORD	SetThemeID(IFWL_Widget *pWidget, FX_DWORD dwThemeID, FX_BOOL bChildren = TRUE);
    virtual FX_BOOL		DrawBackground(CFWL_ThemeBackground *pParams);
    virtual FX_BOOL		DrawText(CFWL_ThemeText *pParams);
    virtual FX_LPVOID   GetCapacity(CFWL_ThemePart *pThemePart, FX_DWORD dwCapacity);
    virtual FWL_ERR		GetPartRect(CFWL_ThemePart *pThemePart, CFX_RectF& rtPart);
protected:

    void CalCloseBox(IFWL_Widget *pWidget, CFX_RectF &rect);
    void CalMaxBox(IFWL_Widget *pWidget, CFX_RectF &rect);
    void CalMinBox(IFWL_Widget *pWidget, CFX_RectF &rect);
    void CalCaption(IFWL_Widget *pWidget, CFX_RectF &rect);
    void CalIcon(IFWL_Widget *pWidget, CFX_RectF &rect);

    void DrawFormBorder(CFX_Graphics *pGraphics, const CFX_RectF *pRect,  FWLTHEME_STATE eState, CFX_Matrix *pMatrix, FX_INT32 iActive = 0);
    void DrawCaption(CFX_Graphics *pGraphics, const CFX_RectF *pRect,  FWLTHEME_STATE eState, CFX_Matrix *pMatrix, FX_INT32 iActive = 0);
    void DrawNarrowCaption(CFX_Graphics *pGraphics, const CFX_RectF *pRect,  FWLTHEME_STATE eState, CFX_Matrix *pMatrix, FX_INT32 iActive = 0);
    void DrawCloseBox(CFX_Graphics *pGraphics, const CFX_RectF *pRect,  FWLTHEME_STATE eState, CFX_Matrix *pMatrix, FX_INT32 iActive = 0);
    void DrawMinMaxBoxCommon(CFX_Graphics *pGraphics, const CFX_RectF *pRect,  FWLTHEME_STATE eState, CFX_Matrix *pMatrix, FX_INT32 iActive = 0);
    void DrawMinimizeBox(CFX_Graphics *pGraphics, const CFX_RectF *pRect,  FWLTHEME_STATE eState, CFX_Matrix *pMatrix, FX_INT32 iActive = 0);
    void DrawMaximizeBox(CFX_Graphics *pGraphics, const CFX_RectF *pRect,  FWLTHEME_STATE eState, FX_BOOL bMax, CFX_Matrix *pMatrix, FX_INT32 iActive = 0);
    void DrawIconImage(CFX_Graphics *pGraphics, CFX_DIBitmap *pDIBitmap, const CFX_RectF *pRect,  FWLTHEME_STATE eState, CFX_Matrix *pMatrix, FX_INT32 iActive = 0);
    void SetThemeData(FX_DWORD dwID);
    void TransModeColor(FX_ARGB clrFore, FX_ARGB &clrBack);
    void DeactiveForm();
    void InitCaption(FX_BOOL bActive);
    CFX_DIBitmap	*m_pActiveBitmap;
    CFX_DIBitmap	*m_pDeactivebitmap;
    CFX_RectF		m_rtDisCaption;
    CFX_RectF		m_rtDisLBorder;
    CFX_RectF		m_rtDisRBorder;
    CFX_RectF		m_rtDisBBorder;
    struct SBThemeData {
        FX_ARGB clrHeadBK[2][4];
        FX_ARGB clrHeadEdgeLeft[2][3];
        FX_ARGB clrHeadEdgeRight[2][3];
        FX_ARGB clrHeadEdgeTop[2][3];
        FX_ARGB clrHeadEdgeBottom[2][3];
        FX_ARGB clrCloseBtBKStart[2][3];
        FX_ARGB clrCloseBtBKEnd[2][3];
        FX_ARGB clrCloseBtEdgeLight[2][3];
        FX_ARGB clrCloseBtEdgeDark[2][3];
        FX_ARGB clrNormalBtBKStart[2][3];
        FX_ARGB clrNormalBtBKEnd[2][3];
        FX_ARGB clrNormalBtEdgeLight[2][3];
        FX_ARGB clrNormalBtEdgeDark[2][3];
        FX_ARGB clrBtnEdgeOut[2];
        FX_ARGB clrBtnCornerLight[2][3];
        FX_ARGB clrHeadText[2];
        FX_ARGB clrFormBorder[2][5];
        FX_ARGB clrFormBorderLight[2];
        FX_ARGB clrTransWhite;
    } *m_pThemeData;
};
#endif