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BUGFIX: Fix possible crash when drawing piece downloaded/availability bars

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This commit is contained in:
Christophe Dumez
2009-12-31 15:13:33 +00:00
parent e6966bec31
commit dff1666b6c
3 changed files with 17 additions and 12 deletions
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13
src/pieceavailabilitybar.h
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@@ -54,21 +54,22 @@ public:
double average = 0;
if(avail.empty()) {
// Empty bar
pixmap = QPixmap(1, 1);
QPainter painter(&pixmap);
painter.setPen(Qt::white);
painter.drawPoint(0,0);
QPixmap pix = QPixmap(1, 1);
pix.fill();
pixmap = pix;
} else {
// Look for maximum value
average = std::accumulate(avail.begin(), avail.end(), 0)/(double)avail.size();
uint nb_pieces = avail.size();
pixmap = QPixmap(nb_pieces, 1);
QPainter painter(&pixmap);
QPixmap pix = QPixmap(nb_pieces, 1);
pix.fill();
QPainter painter(&pix);
std::vector<int>::iterator it;
for(uint i=0; i < nb_pieces; ++i) {
painter.setPen(getPieceColor(avail[i], average));
painter.drawPoint(i,0);
}
pixmap = pix;
}
update();
return average;