本文整理汇总了C++中TDC::DrawText方法的典型用法代码示例。如果您正苦于以下问题：C++ TDC::DrawText方法的具体用法？C++ TDC::DrawText怎么用？C++ TDC::DrawText使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TDC的用法示例。
在下文中一共展示了TDC::DrawText方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: if
//
/// Override TWindow virtual member function to paint the control.
//
void
TUrlLink::Paint(TDC& dc, bool /*erase*/, TRect& /*rect*/)
{
TPointer<TFont> tmpFnt; // Object wrapping font handle
TAPointer<tchar> text; // Pointer to caption dynamic buffer
// Select the font
if(!LinkFont){
HFONT hFont = HFONT(::SendMessage(::GetParent(*this), WM_GETFONT, 0, 0));
if (!hFont)
hFont = HFONT(GetStockObject(ANSI_VAR_FONT));
if (hFont)
tmpFnt = new TFont(hFont);
}
if (LinkFont) {
CHECK(LinkFont->IsGDIObject());
dc.SelectObject(*LinkFont);
}
else if (tmpFnt) {
CHECK(((TFont&)tmpFnt).IsGDIObject());
dc.SelectObject((TFont&)tmpFnt);
}
int len = GetWindowTextLength();
text = new tchar[len+1];
GetWindowText(text, len+1);
TRect textRect;
GetClientRect(textRect);
TColor textColor = LinkColor;
if (bOverControl)
textColor = HoverColor;
else if (bVisited)
textColor = VisitedColor;
TColor oldColor = dc.SetTextColor(textColor);
int oldMode = dc.SetBkMode(TRANSPARENT);
dc.DrawText(&text[0], len, textRect, 0);
dc.SetBkMode(oldMode);
dc.SetTextColor(oldColor);
// Restore font
if (LinkFont || tmpFnt)
dc.RestoreFont();
}示例2: Paint
//.........这里部分代码省略.........
xfac = (rightx - leftx) / (n-1) ;
yscale = (double) (rstop - rstart) / (ymax - ymin) ;
xtickscale = (double) (cstop-cstart) / (double) (xnticks-1) ;
ytickscale = (double) (rstop-rstart) / (double) (ynticks-1) ;
/*
Outline the graph, draw ticks, and write their labels
*/
dc.SelectObject ( *pen ) ;
dc.MoveTo ( cstart , b-rstart ) ;
dc.LineTo ( cstop , b-rstart ) ;
dc.LineTo ( cstop , b-rstop ) ;
dc.LineTo ( cstart , b-rstop ) ;
dc.LineTo ( cstart , b-rstart ) ;
dc.RestorePen () ;
for (i=0 ; i<ynticks ; i++) { /* Y ticks */
row = rstart + i * ytickscale + 0.5 ;
if (i && (i < ynticks-1)) { // Horizontal interior lines
dc.SelectObject ( *second_pen ) ;
dc.MoveTo ( cstart , b-row ) ;
dc.LineTo ( cstop , b-row ) ;
dc.RestorePen () ;
}
if (font_height) {
sprintf ( msg , "%*.*lf", yndigits, ynfrac, ymin + i * ydif ) ;
rect.bottom = b - (row - ylab_height / 2) ;
rect.top = rect.bottom - ylab_height - 1 ;
rect.right = cstart - 1 ;
rect.left = rect.right - ylab_width - 1 ;
dc.SelectObject ( *pen ) ;
dc.DrawText ( msg , -1 , rect , DT_SINGLELINE | DT_BOTTOM | DT_RIGHT );
dc.RestorePen () ;
}
}
dc.SelectObject ( *pen ) ;
prevcol = 0 ;
for (i=0 ; i<xnticks ; i++) { /* X ticks */
col = cstart + i * xtickscale + 0.5 ;
dc.MoveTo ( col , b-rstart ) ;
dc.LineTo ( col , b-(rstart - tick_height) ) ;
if (i) { /* Make an additional, unlabeled tick between main ones */
dc.MoveTo ( (col + prevcol) / 2 , b-rstart ) ;
dc.LineTo ( (col + prevcol) / 2 , b-(rstart - tick_height/2) ) ;
}
prevcol = col ;
if (font_height) {
sprintf ( msg , "%*.*lf", xndigits, xnfrac, xmin + i * xdif ) ;
while (*msg == ' ') // Remove leading blanks
strcpy ( msg , msg+1 ) ;
rect.top = b - (rstart - tick_height) ;
rect.bottom = rect.top + xlab_height - 1 ;
rect.right = col + xlab_width / 2 ;
rect.left = rect.right - xlab_width - 1 ;
dc.DrawText ( msg , -1 , rect , DT_SINGLELINE | DT_BOTTOM | DT_CENTER);
}
}
dc.RestorePen () ;
if (font_height) {
dc.RestoreFont () ;
delete font ;
}