void CDialog::OnPaint(CDC& rDC)
{
// Not resizable OR size grip disabled?
if (m_vGravities.empty() || m_bNoSizeGrip)
return;
// Get window dimensions.
CRect rcClient = ClientRect();
// Get bottom right co-ordinates.
CPoint ptCorner(rcClient.right-1, rcClient.bottom-1);
// Create pens.
CPen oDarkPen (PS_SOLID, 0, ::GetSysColor(COLOR_BTNSHADOW));
CPen oLightPen(PS_SOLID, 0, ::GetSysColor(COLOR_BTNHIGHLIGHT));
CPen oFacePen (PS_SOLID, 0, ::GetSysColor(COLOR_BTNFACE));
// For all lines.
for (int i = 0; i < 12; ++i)
{
// Select the required pen.
if ((i % 4) == 3)
rDC.Select(oLightPen);
else if ( ((i % 4) == 1) || ((i % 4) == 2) )
rDC.Select(oDarkPen);
else
rDC.Select(oFacePen);
// Draw the line.
rDC.Line(ptCorner.x-i-1, ptCorner.y, ptCorner.x, ptCorner.y-i-1);
}
// Save grip position for later.
m_rcOldGrip = CRect(CPoint(ptCorner.x-12, ptCorner.y-12), CSize(13, 13));
#ifdef _DEBUG
// Passify BoundsChecker.
rDC.Select(CPen(NULL_PEN));
#endif
}
void CSpiroView::OnLButtonUp(UINT nFlags, CPoint point)
{
if (m_bMovingPencil)
{
CImageList& il = GetApp()->m_imageList;
il.DragLeave(this);
il.EndDrag();
::ShowCursor(TRUE);
ENSURE(m_pWheel != NULL);
CDC* pDC = GetDC();
ENSURE(pDC != NULL);
OnPrepareDC(pDC);
// undo the effect of the zoom factor on the point value
pDC->DPtoLP(&point);
point.x = point.x * m_nZoomDenom / m_nZoomNumer;
point.y = point.y * m_nZoomDenom / m_nZoomNumer;
if (m_pWheel->SetPenLocation(this, pDC, point, m_nZoomNumer, m_nZoomDenom))
{
GetDocument()->TransferCurrentFigure();
CreateFigure(); // create figure for the new pen location
}
ReleaseDC(pDC);
ReleaseCapture();
m_bMovingPencil = false;
}
else if (m_pFigureDrag != NULL)
{
ENSURE(m_pILDragFigure != NULL);
CPoint ptWindow(point);
CDC* pDC = GetDC();
ENSURE(pDC != NULL);
// get new position for the figure being drawn and insert it into figure arrays
CPoint ptCorner(point.x - m_ptHotSpotDragFigure.x, point.y - m_ptHotSpotDragFigure.y);
OnPrepareDC(pDC);
pDC->DPtoLP(&ptCorner); // convert corner of figure to logical coords
ptCorner.x = ptCorner.x * m_nZoomDenom / m_nZoomNumer; // undo effect of zooming
ptCorner.y = ptCorner.y * m_nZoomDenom / m_nZoomNumer;
if (m_pFigureDrag->MoveFigure(ptCorner, GetDocument())) // move figure to new place
{
CSpiroRect rect;
m_pFigureDrag->GetBoundingRect(&rect);
rect.Scale(m_nZoomNumer, m_nZoomDenom);
pDC->LPtoDP(&rect);
InvalidateRect(&rect);
ReleaseDC(pDC);
}
m_pILDragFigure->DragLeave(this);
m_pILDragFigure->EndDrag();
UpdateWindow();
delete m_pILDragFigure;
delete m_pBitmapDragFigure;
m_pBitmapDragFigure = NULL;
m_pILDragFigure = NULL;
ReleaseCapture();
m_pFigureDrag = NULL;
}
CScrollView::OnLButtonUp(nFlags, point);
}
