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Code Issues Projects Releases Packages Wiki Activity Actions 3

- Made sure the pixmap cannot be drawn with uninitialized data

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This commit is contained in:
Christophe Dumez 2009-12-31 15:10:30 +00:00
commit 6d88bb5b83
2 changed files with 14 additions and 12 deletions
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13
src/downloadedpiecesbar.h
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@ -55,13 +55,13 @@ public:
void setProgress(bitfield pieces) {
if(pieces.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 {
pixmap = QPixmap(pieces.size(), 1);
QPainter painter(&pixmap);
QPixmap pix = QPixmap(pieces.size(), 1);
pix.fill();
QPainter painter(&pix);
for(uint i=0; i<pieces.size(); ++i) {
if(pieces[i])
painter.setPen(Qt::blue);
@ -69,6 +69,7 @@ public:
painter.setPen(Qt::white);
painter.drawPoint(i,0);
}
pixmap = pix;
}
update();
}

13
src/pieceavailabilitybar.h
View file

@ -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
uint nb_pieces = avail.size();
average = std::accumulate(avail.begin(), avail.end(), 0)/(double)nb_pieces;
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;