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// graphview.h - Declaration of CGraphView (the Treemap view)
//
// WinDirStat - Directory Statistics
// Copyright (C) 2003-2005 Bernhard Seifert
// Copyright (C) 2004-2006, 2008 Oliver Schneider (assarbad.net)
//
// 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
//
// Author(s): - bseifert -> http://windirstat.info/contact/bernhard/
// - assarbad -> http://windirstat.info/contact/oliver/
//
#ifndef __WDS_GRAPHVIEW_H__
#define __WDS_GRAPHVIEW_H__
#pragma once
#include "treemap.h"
class CDirstatDoc;
class CItem;
//
// CGraphView. The treemap window.
//
class CGraphView: public CView, public CTreemap::Callback
{
protected:
CGraphView();
DECLARE_DYNCREATE(CGraphView)
public:
virtual ~CGraphView();
// CTreemap::Callback
virtual void TreemapDrawingCallback();
CDirstatDoc* GetDocument();
void SuspendRecalculation(bool suspend);
bool IsShowTreemap();
void ShowTreemap(bool show);
void DrawEmptyView();
protected:
virtual BOOL PreCreateWindow(CREATESTRUCT& cs);
virtual void OnInitialUpdate();
virtual void OnDraw(CDC* pDC);
bool IsDrawn();
void Inactivate();
void EmptyView();
void DrawEmptyView(CDC *pDC);
void DrawZoomFrame(CDC *pdc, CRect& rc);
void DrawHighlights(CDC *pdc);
void DrawHighlightExtension(CDC *pdc);
void RecurseHighlightExtension(CDC *pdc, const CItem *item);
void DrawSelection(CDC *pdc);
void HighlightSelectedItem(CDC *pdc, const CItem *item, bool single);
void RenderHighlightRectangle(CDC *pdc, CRect& rc);
bool m_recalculationSuspended; // True while the user is resizing the window.
bool m_showTreemap; // False, if the user switched off the treemap (by F9).
CSize m_size; // Current size of view
CTreemap m_treemap; // Treemap generator
CBitmap m_bitmap; // Cached view. If m_hObject is NULL, the view must be recalculated.
CSize m_dimmedSize; // Size of bitmap m_dimmed
CBitmap m_dimmed; // Dimmed view. Used during refresh to avoid the ooops-effect.
UINT_PTR m_timer; // We need a timer to realize when the mouse left our window.
DECLARE_MESSAGE_MAP()
afx_msg void OnSize(UINT nType, int cx, int cy);
afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
afx_msg void OnSetFocus(CWnd* pOldWnd);
virtual void OnUpdate(CView * pSender, LPARAM lHint, CObject *pHint);
afx_msg void OnContextMenu(CWnd *pWnd, CPoint point);
afx_msg void OnMouseMove(UINT nFlags, CPoint point);
afx_msg void OnDestroy();
afx_msg void OnTimer(UINT_PTR nIDEvent);
public:
#ifdef _DEBUG
virtual void AssertValid() const;
virtual void Dump(CDumpContext& dc) const;
#endif
afx_msg void OnPopupCancel();
};
#ifndef _DEBUG // Debugversion in graphview.cpp
inline CDirstatDoc* CGraphView::GetDocument()
{ return reinterpret_cast<CDirstatDoc*>(m_pDocument); }
#endif
#endif // __WDS_GRAPHVIEW_H__
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