// 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_SCROLLBARTP_H
#define _FWL_SCROLLBARTP_H
class CFWL_WidgetTP;
class CFWL_ScrollBarTP;
class CFWL_ScrollBarTP : public CFWL_WidgetTP
{
public:
    CFWL_ScrollBarTP();
    virtual ~CFWL_ScrollBarTP();
    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_LPVOID	GetCapacity(CFWL_ThemePart *pThemePart, FX_DWORD dwCapacity);
protected:
    void	DrawThumbBtn(CFX_Graphics *pGraphics, const CFX_RectF *pRect, FX_BOOL bVert, FWLTHEME_STATE eState, FX_BOOL bPawButton = TRUE, CFX_Matrix *pMatrix = NULL);
    void	DrawTrack(CFX_Graphics *pGraphics, const CFX_RectF *pRect, FX_BOOL bVert, FWLTHEME_STATE eState, FX_BOOL bLowerTrack, CFX_Matrix *pMatrix = NULL);
    void	DrawMaxMinBtn(CFX_Graphics *pGraphics, const CFX_RectF *pRect, FWLTHEME_DIRECTION eDict, FWLTHEME_STATE eState, CFX_Matrix *pMatrix = NULL);
    void    DrawPaw(CFX_Graphics *pGraphics, const CFX_RectF *pRect, FX_BOOL bVert, FWLTHEME_STATE eState, CFX_Matrix *pMatrix = NULL);
    void	SetThemeData(FX_DWORD dwID);
    struct SBThemeData {
        FX_ARGB clrPawColorLight[4];
        FX_ARGB clrPawColorDark[4];
        FX_ARGB clrBtnBK[4][2];
        FX_ARGB clrBtnBorder[4];
        FX_ARGB clrTrackBKStart;
        FX_ARGB clrTrackBKEnd;
    } *m_pThemeData;
};
#endif