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41 // CamShiftDemoView.cpp : implementation of the CCamShiftDemoView class
46 #include "CamShiftDemo.h"
48 #include "CamShiftDemoDoc.h"
49 #include "CamShiftDemoView.h"
56 static char THIS_FILE[] = __FILE__;
59 /////////////////////////////////////////////////////////////////////////////
62 IMPLEMENT_DYNCREATE(CCamShiftDemoView, CView)
64 BEGIN_MESSAGE_MAP(CCamShiftDemoView, CView)
65 //{{AFX_MSG_MAP(CCamShiftDemoView)
71 /////////////////////////////////////////////////////////////////////////////
72 // CCamShiftDemoView construction/destruction
74 CCamShiftDemoView::CCamShiftDemoView()
76 // TODO: add construction code here
80 CCamShiftDemoView::~CCamShiftDemoView()
84 BOOL CCamShiftDemoView::PreCreateWindow(CREATESTRUCT& cs)
86 // TODO: Modify the Window class or styles here by modifying
87 // the CREATESTRUCT cs
89 return CView::PreCreateWindow(cs);
92 /////////////////////////////////////////////////////////////////////////////
93 // CCamShiftDemoView drawing
95 void CCamShiftDemoView::OnDraw(CDC* pDC)
97 CCamShiftDemoDoc* pDoc = GetDocument();
99 // TODO: add draw code for native data here
102 /////////////////////////////////////////////////////////////////////////////
103 // CCamShiftDemoView diagnostics
106 void CCamShiftDemoView::AssertValid() const
108 CView::AssertValid();
111 void CCamShiftDemoView::Dump(CDumpContext& dc) const
116 CCamShiftDemoDoc* CCamShiftDemoView::GetDocument() // non-debug version is inline
118 ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CCamShiftDemoDoc)));
119 return (CCamShiftDemoDoc*)m_pDocument;
123 /////////////////////////////////////////////////////////////////////////////
124 // CCamShiftDemoView message handlers
126 BOOL CCamShiftDemoView::OnEraseBkgnd(CDC* pDC)
129 pDC->GetClipBox( &r );
130 pDC->FillSolidRect( &r, RGB(0,0,100));
135 void CCamShiftDemoView::OnLButtonDown(UINT nFlags, CPoint point)
140 CMainFrame* frame = (CMainFrame*)AfxGetMainWnd();
141 CRect rect = CRect( 0, 0, 0, 0 );
142 CRectTracker tracker;
144 CRect srcRect = frame->StartTrackerInit();
146 h = srcRect.Height();
148 /* recalc rect position according to "bottom-origin" and scale it */
149 if( tracker.TrackRubberBand( this, point ))
154 frame->GetScaleFactor( sx, sy );
155 GetClientRect( &all );
156 tracker.GetTrueRect( &rect );
158 rect.SetRect( rect.left*w*100/(sx*all.Width()),
159 (all.bottom - rect.bottom*100/sy)*h/all.Height(),
160 rect.right*w*100/(sx*all.Width()),
161 (all.bottom - rect.top*100/sy)*h/all.Height());
163 frame->EndTrackerInit( rect );