// public slot virtual [base kpView]
void kpZoomedThumbnailView::adjustToEnvironment ()
{
#if DEBUG_KP_ZOOMED_THUMBNAIL_VIEW
kdDebug () << "kpZoomedThumbnailView(" << name ()
<< ")::adjustToEnvironment()"
<< " width=" << width ()
<< " height=" << height ()
<< endl;
#endif
if (!document ())
return;
#if DEBUG_KP_ZOOMED_THUMBNAIL_VIEW
kdDebug () << "\tdoc: width=" << document ()->width ()
<< " height=" << document ()->height ()
<< endl;
#endif
if (document ()->width () <= 0 || document ()->height () <= 0)
{
kdError () << "kpZoomedThumbnailView::adjustToEnvironment() doc:"
<< " width=" << document ()->width ()
<< " height=" << document ()->height ()
<< endl;
return;
}
int hzoom = QMAX (1, width () * 100 / document ()->width ());
int vzoom = QMAX (1, height () * 100 / document ()->height ());
// keep aspect ratio
if (hzoom < vzoom)
vzoom = hzoom;
else
hzoom = vzoom;
#if DEBUG_KP_ZOOMED_THUMBNAIL_VIEW && 1
kdDebug () << "\tproposed zoom=" << hzoom << endl;
#endif
if (hzoom > 100 || vzoom > 100)
{
#if DEBUG_KP_ZOOMED_THUMBNAIL_VIEW && 1
kdDebug () << "\twon't magnify - setting zoom to 100%" << endl;
#endif
hzoom = 100, vzoom = 100;
}
if (viewManager ())
viewManager ()->setQueueUpdates ();
{
setZoomLevel (hzoom, vzoom);
setOrigin (QPoint ((width () - zoomedDocWidth ()) / 2,
(height () - zoomedDocHeight ()) / 2));
setMaskToCoverDocument ();
if (viewManager ())
viewManager ()->updateView (this);
}
if (viewManager ())
viewManager ()->restoreQueueUpdates ();
}
// public slot virtual [base kpView]
void kpUnzoomedThumbnailView::adjustToEnvironment ()
{
if (!buddyView () || !buddyViewScrollableContainer () || !document ())
return;
const int scrollViewContentsX =
buddyViewScrollableContainer()->horizontalScrollBar()->value();
const int scrollViewContentsY =
buddyViewScrollableContainer ()->verticalScrollBar()->value();
#if DEBUG_KP_UNZOOMED_THUMBNAIL_VIEW
qCDebug(kpLogViews) << "kpUnzoomedThumbnailView(" << name ()
<< ")::adjustToEnvironment("
<< scrollViewContentsX
<< ","
<< scrollViewContentsY
<< ") width=" << width ()
<< " height=" << height ()
<< endl;
#endif
#if 1
int x;
if (document ()->width () > width ())
{
x = (int) buddyView ()->transformViewToDocX (scrollViewContentsX);
const int rightMostAllowedX = qMax (0, document ()->width () - width ());
#if DEBUG_KP_UNZOOMED_THUMBNAIL_VIEW
qCDebug(kpLogViews) << "\tdocX=" << x
<< " docWidth=" << document ()->width ()
<< " rightMostAllowedX=" << rightMostAllowedX
<< endl;
#endif
if (x > rightMostAllowedX)
x = rightMostAllowedX;
}
// Thumbnail width <= doc width
else
{
// Center X (rather than flush left to be consistent with
// kpZoomedThumbnailView)
x = -(width () - document ()->width ()) / 2;
}
int y;
if (document ()->height () > height ())
{
y = (int) buddyView ()->transformViewToDocY (scrollViewContentsY);
const int bottomMostAllowedY = qMax (0, document ()->height () - height ());
#if DEBUG_KP_UNZOOMED_THUMBNAIL_VIEW
qCDebug(kpLogViews) << "\tdocY=" << y
<< " docHeight=" << document ()->height ()
<< " bottomMostAllowedY=" << bottomMostAllowedY
<< endl;
#endif
if (y > bottomMostAllowedY)
y = bottomMostAllowedY;
}
// Thumbnail height <= doc height
else
{
// Center Y (rather than flush top to be consistent with
// kpZoomedThumbnailView)
y = -(height () - document ()->height ()) / 2;
}
// Prefer to keep visible area centred in thumbnail instead of flushed left.
// Gives more editing context to the left and top.
// But feels awkward for left-to-right users. So disabled for now.
// Not totally tested.
#else
if (!buddyViewScrollableContainer ())
return;
QRect docRect = buddyView ()->transformViewToDoc (
QRect (buddyViewScrollableContainer ()->horizontalScrollBar()->value(),
buddyViewScrollableContainer ()->verticalScrollBar()->value(),
qMin (buddyView ()->width (), buddyViewScrollableContainer ()->viewport()->width ()),
qMin (buddyView ()->height (), buddyViewScrollableContainer ()->viewport()->height ())));
x = docRect.x () - (width () - docRect.width ()) / 2;
qCDebug(kpLogViews) << "\tnew suggest x=" << x;
const int rightMostAllowedX = qMax (0, document ()->width () - width ());
if (x < 0)
x = 0;
if (x > rightMostAllowedX)
x = rightMostAllowedX;
y = docRect.y () - (height () - docRect.height ()) / 2;
qCDebug(kpLogViews) << "\tnew suggest y=" << y;
const int bottomMostAllowedY = qMax (0, document ()->height () - height ());
if (y < 0)
y = 0;
if (y > bottomMostAllowedY)
y = bottomMostAllowedY;
#endif
if (viewManager ())
{
viewManager ()->setFastUpdates ();
viewManager ()->setQueueUpdates ();
}
{
// OPT: scrollView impl would be much, much faster
setOrigin (QPoint (-x, -y));
setMaskToCoverDocument ();
// Above might be a NOP even if e.g. doc size changed so force
// update
if (viewManager ())
viewManager ()->updateView (this);
}
if (viewManager ())
{
viewManager ()->restoreQueueUpdates ();
viewManager ()->restoreFastUpdates ();
}
}
