本文整理汇总了C++中ImageItem::mapToScene方法的典型用法代码示例。如果您正苦于以下问题：C++ ImageItem::mapToScene方法的具体用法？C++ ImageItem::mapToScene怎么用？C++ ImageItem::mapToScene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ImageItem的用法示例。
在下文中一共展示了ImageItem::mapToScene方法的1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: on_filesTable_currentCellChanged
void MainWindow::on_filesTable_currentCellChanged(int currentRow, int /*currentColumn*/, int /*previousRow*/, int /*previousColumn*/)
{
ui->stackedWidget->setCurrentWidget(ui->emptyPage);
QString resourceName = ui->filesTable->item(currentRow, 0)->text();
QRectF boundingBox;
m_scene.clear();
if(resourceName.endsWith(".pcx")) {
ImageItem *item = new ImageItem(readPCXimage(resourceName));
m_scene.addItem(item);
boundingBox = item->boundingRect();
ui->stackedWidget->setCurrentWidget(ui->graphicsPage);
}
if(resourceName.endsWith(".gob")) {
std::vector<GobImage> gobImages = m_resourceContainer.readGOB( resourceName.toStdString() );
QPointF coordinates;
for(const GobImage &gobImage : gobImages) {
ImageItem *item = new ImageItem(readGobImage(gobImage));
m_scene.addItem(item);
item->setPos(coordinates);
coordinates.rx() += gobImage.width() + 2;
QRectF itemBB = item->mapToScene(item->boundingRect()).boundingRect();
boundingBox.setRight( qMax( boundingBox.right(), itemBB.right() ) );
boundingBox.setBottom( qMax( boundingBox.bottom(), item->boundingRect().bottom() ) );
m_scene.addRect(itemBB, QPen(QColor(127, 127, 127, 200)));
}
ui->stackedWidget->setCurrentWidget(ui->graphicsPage);
}
if(resourceName == "levelmap.txt") {
ImageItem *item = new ImageItem(readPCXimage("level.pcx"));
m_scene.addItem(item);
boundingBox = item->boundingRect();
std::vector<char> entryData = m_resourceContainer.readLevel( resourceName.toStdString() );
std::vector<char>::size_type index = 0;
for(int row = 0; row < 16; row++) {
for(int column = 0; column < 22; column++) {
QColor blockColor;
switch( entryData[index] ) {
case '0':
blockColor.setRgb(0, 0, 0, 0);
break;
case '1':
blockColor.setRgb(200, 100, 0, 200);
break;
case '2':
blockColor.setRgb(0, 60, 85, 200);
break;
case '3':
blockColor.setRgb(140, 220, 255, 200);
break;
case '4':
blockColor.setRgb(200, 200, 0, 200);
break;
default:
blockColor.setRgb(200, 0, 0, 200);
}
QPen pen;
pen.setWidth(0);
m_scene.addRect(QRect(column * 16, row * 16, 16, 16), QPen(pen), QBrush(blockColor));
index++;
}
index += 2; // Skip "\r\n" at the end of line;
}
ui->stackedWidget->setCurrentWidget(ui->graphicsPage);
}
m_scene.setSceneRect(boundingBox);
ui->graphicsView->setZoom(1.0);
ui->graphicsView->centerOn(boundingBox.center());
if(resourceName.endsWith(".smp")) {
ui->stackedWidget->setCurrentWidget(ui->soundPage);
ui->soundPage->setSoundData(readSMP(resourceName));
ui->soundPage->setSoundDescription("Raw 8 bit signed 22050Hz");
}
if(resourceName.endsWith(".mod")) {
ui->stackedWidget->setCurrentWidget(ui->musicPage);
ui->musicPage->setMusicData(readMOD(resourceName));
}
}