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authoralwin <alwin>2004-04-15 16:16:47 (UTC)
committer alwin <alwin>2004-04-15 16:16:47 (UTC)
commitaa0fce09fc2df5427c43b6a5f0539e725aad2828 (patch) (side-by-side diff)
treeee9cd98bed9222fa994d89cab76a2f515b2cd45b
parenta002be54e33d64e69c7edf2960d5e68a9a0609e4 (diff)
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hopefull better repainting when switching the image while view is
visible
Diffstat (more/less context) (ignore whitespace changes)
-rw-r--r--libopie2/opiemm/oimagescrollview.cpp30
1 files changed, 11 insertions, 19 deletions
diff --git a/libopie2/opiemm/oimagescrollview.cpp b/libopie2/opiemm/oimagescrollview.cpp
index 68b06af..30a8fba 100644
--- a/libopie2/opiemm/oimagescrollview.cpp
+++ b/libopie2/opiemm/oimagescrollview.cpp
@@ -96,7 +96,7 @@ void OImageScrollView::loadJpeg(bool interncall)
} else {
hei = wid;
}
- param = QString( "Fast Shrink( 3 ) Scale( %1, %2, ScaleFree)" ).arg( wid ).arg( hei );
+ param = QString( "Fast Shrink( 3 ) Scale( %1, %2, ScaleMin)" ).arg( wid ).arg( hei );
odebug << "Load jpeg scaled \"" << param << "\"" << oendl;
iio.setParameters(param.latin1());
setImageScaledLoaded(true);
@@ -125,6 +125,7 @@ void OImageScrollView::setImage( const QString& path ) {
odebug << "load new image " << oendl;
if (m_lastName == path) return;
m_lastName = path;
+ _original_data = QImage();
QString itype = QImage::imageFormat(m_lastName);
odebug << "Image type = " << itype << oendl;
if (itype == "JPEG") {
@@ -146,6 +147,7 @@ void OImageScrollView::setImage( const QString& path ) {
_image_data = QImage();
if (FirstResizeDone()) {
generateImage();
+ if (isVisible()) viewport()->repaint(true);
}
}
@@ -350,7 +352,12 @@ void OImageScrollView::rotate_into_data(Rotation r)
void OImageScrollView::generateImage()
{
Rotation r = Rotate0;
- if (_original_data.isNull()) return;
+ _pdata = QPixmap();
+ if (_original_data.isNull()) {
+ emit imageSizeChanged( _image_data.size() );
+ if (_zoomer) _zoomer->setImage( _image_data );
+ return;
+ }
{
QCopEnvelope( "QPE/System", "busy()" );
}
@@ -359,8 +366,9 @@ void OImageScrollView::generateImage()
if (AutoRotate()) r = Rotate90;
}
+
odebug << " r = " << r << oendl;
- if (AutoScale()) {
+ if (AutoScale() && (_original_data.width()>width() || _original_data.height() > height()) ) {
if (!_image_data.size().isValid()||width()>_image_data.width()||height()>_image_data.height()) {
odebug << "Rescaling data" << oendl;
if (r==Rotate0) {
@@ -382,7 +390,6 @@ void OImageScrollView::generateImage()
}
_pdata.convertFromImage(_image_data);
-
/*
* update the zoomer
*/
@@ -475,27 +482,12 @@ void OImageScrollView::drawContents(QPainter * p, int clipx, int clipy, int clip
/* using the real geometry points and not the translated points is wanted! */
void OImageScrollView::viewportMouseMoveEvent(QMouseEvent* e)
{
- odebug << "Move X and Y " << e->x() << " " << e->y() << oendl;
int mx, my;
mx = e->x();
my = e->y();
if (_mouseStartPosX!=-1 && _mouseStartPosY!=-1) {
int diffx = _mouseStartPosX-mx;
int diffy = _mouseStartPosY-my;
-#if 0
- QScrollBar*xbar = horizontalScrollBar();
- QScrollBar*ybar = verticalScrollBar();
- if (xbar->value()+diffx>xbar->maxValue()) {
- diffx = xbar->maxValue()-xbar->value();
- } else if (xbar->value()+diffx<0) {
- diffx=0-xbar->value();
- }
- if (ybar->value()+diffy>ybar->maxValue()) {
- diffy = ybar->maxValue()-ybar->value();
- } else if (ybar->value()+diffy<0) {
- diffy=0-ybar->value();
- }
-#endif
scrollBy(diffx,diffy);
}
_mouseStartPosX=mx;