void QDeclarativeImage::updatePaintedGeometry()
{
Q_D(QDeclarativeImage);
if (d->fillMode == PreserveAspectFit) {
if (!d->pix.width() || !d->pix.height())
return;
qreal widthScale = width() / qreal(d->pix.width());
qreal heightScale = height() / qreal(d->pix.height());
if (widthScale <= heightScale) {
d->paintedWidth = width();
d->paintedHeight = widthScale * qreal(d->pix.height());
} else if(heightScale < widthScale) {
d->paintedWidth = heightScale * qreal(d->pix.width());
d->paintedHeight = height();
}
if (widthValid() && !heightValid()) {
setImplicitHeight(d->paintedHeight);
}
if (heightValid() && !widthValid()) {
setImplicitWidth(d->paintedWidth);
}
} else {
d->paintedWidth = width();
d->paintedHeight = height();
}
emit paintedGeometryChanged();
}
/*!
\qmlproperty enumeration QtQuick::Image::horizontalAlignment
\qmlproperty enumeration QtQuick::Image::verticalAlignment
Sets the horizontal and vertical alignment of the image. By default, the image is center aligned.
The valid values for \c horizontalAlignment are \c Image.AlignLeft, \c Image.AlignRight and \c Image.AlignHCenter.
The valid values for \c verticalAlignment are \c Image.AlignTop, \c Image.AlignBottom
and \c Image.AlignVCenter.
*/
void QQuickImage::updatePaintedGeometry()
{
Q_D(QQuickImage);
if (d->fillMode == PreserveAspectFit) {
if (!d->pix.width() || !d->pix.height()) {
setImplicitSize(0, 0);
return;
}
qreal w = widthValid() ? width() : d->pix.width();
qreal widthScale = w / qreal(d->pix.width());
qreal h = heightValid() ? height() : d->pix.height();
qreal heightScale = h / qreal(d->pix.height());
if (widthScale <= heightScale) {
d->paintedWidth = w;
d->paintedHeight = widthScale * qreal(d->pix.height());
} else if (heightScale < widthScale) {
d->paintedWidth = heightScale * qreal(d->pix.width());
d->paintedHeight = h;
}
qreal iHeight = (widthValid() && !heightValid()) ? d->paintedHeight : d->pix.height();
qreal iWidth = (heightValid() && !widthValid()) ? d->paintedWidth : d->pix.width();
setImplicitSize(iWidth, iHeight);
} else if (d->fillMode == PreserveAspectCrop) {
if (!d->pix.width() || !d->pix.height())
return;
qreal widthScale = width() / qreal(d->pix.width());
qreal heightScale = height() / qreal(d->pix.height());
if (widthScale < heightScale) {
widthScale = heightScale;
} else if (heightScale < widthScale) {
heightScale = widthScale;
}
d->paintedHeight = heightScale * qreal(d->pix.height());
d->paintedWidth = widthScale * qreal(d->pix.width());
} else if (d->fillMode == Pad) {
d->paintedWidth = d->pix.width();
d->paintedHeight = d->pix.height();
} else {
d->paintedWidth = width();
d->paintedHeight = height();
}
emit paintedGeometryChanged();
}
