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// xyslider.h - Declaration of CXySlider
//
// WinDirStat - Directory Statistics
// Copyright (C) 2003-2005 Bernhard Seifert
// Copyright (C) 2004-2016 WinDirStat team (windirstat.info)
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
#ifndef __WDS_XYSLIDER_H__
#define __WDS_XYSLIDER_H__
#pragma once
#define XYSLIDER_CHANGED 0x88 // this is a value, I hope, that is nowhere used as notification code.
//
// CXySlider. A two-dimensional slider.
//
class CXySlider: public CStatic
{
DECLARE_DYNAMIC(CXySlider)
public:
static const UINT XY_SETPOS; // lparam = POINT *
static const UINT XY_GETPOS; // lparam = POINT *
CXySlider();
void GetRange(CSize& range);
void SetRange(CSize range);
CPoint GetPos();
void SetPos(CPoint pt);
// "Line size" is always 1 Pixel
// "Page size" is always 10 Pixel
protected:
void Initialize();
void CalcSizes();
CRect GetGripperRect();
void CheckMinMax(LONG& val, int min, int max);
void InternToExtern();
void ExternToIntern();
void NotifyParent();
void PaintBackground(CDC *pdc);
// void PaintValues(CDC *pdc); This is too noisy
void PaintGripper(CDC *pdc);
void DoMoveBy(int cx, int cy);
void DoDrag(CPoint point);
void DoPage(CPoint point);
void HighlightGripper(bool on);
void InstallTimer();
void RemoveTimer();
bool m_inited;
// These are in external scale
CSize m_externalRange;
CPoint m_externalPos;
// These are in pixels
CSize m_range;
CPoint m_pos; // relative to m_zero
// Constants (in pixels)
CRect m_rcAll;
CRect m_rcInner;
CPoint m_zero;
CSize m_radius;
CSize m_gripperRadius;
UINT_PTR m_timer;
bool m_gripperHighlight;
DECLARE_MESSAGE_MAP()
afx_msg void OnDestroy();
afx_msg UINT OnGetDlgCode();
afx_msg LRESULT OnNcHitTest(CPoint point);
afx_msg void OnSetFocus(CWnd* pOldWnd);
afx_msg void OnKillFocus(CWnd* pNewWnd);
afx_msg void OnPaint();
afx_msg void OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags);
afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
afx_msg void OnLButtonDblClk(UINT nFlags, CPoint point);
afx_msg void OnLButtonUp(UINT nFlags, CPoint point);
afx_msg void OnTimer(UINT_PTR nIDEvent);
afx_msg LRESULT OnSetPos(WPARAM, LPARAM lparam);
afx_msg LRESULT OnGetPos(WPARAM, LPARAM lparam);
};
void AFXAPI DDX_XySlider(CDataExchange* pDX, int nIDC, CPoint& value);
#endif // __WDS_XYSLIDER_H__
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