ardour/ardour
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Reduce complexity of previous commit slightly.

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git-svn-id: svn://localhost/ardour2/branches/3.0@5215 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2009-06-17 22:43:27 +00:00
parent bca8efab60
commit 1fed50f817
2 changed files with 17 additions and 31 deletions
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44
gtk2_ardour/editor.cc
View File

@ -5177,28 +5177,12 @@ _idle_resizer (gpointer arg)
return ((Editor*)arg)->idle_resize ();
}
/** Add a view and change to the idle track resize list.
* @param view View.
* @param h Change in height (+ve is bigger).
* @return Resulting height of the view.
*/
int32_t
Editor::add_single_to_idle_resize (TimeAxisView* view, int32_t h)
{
if (pending_resizes.find (view) != pending_resizes.end()) {
pending_resizes[view] += h;
} else {
pending_resizes[view] = h;
}
return view->current_height() + pending_resizes[view];
}
void
Editor::add_to_idle_resize (TimeAxisView* view, int32_t h)
{
if (resize_idle_id < 0) {
resize_idle_id = g_idle_add (_idle_resizer, this);
_pending_resize_amount = 0;
}
/* make a note of the smallest resulting height, so that we can clamp the
@ -5206,12 +5190,13 @@ Editor::add_to_idle_resize (TimeAxisView* view, int32_t h)
int32_t min_resulting = INT32_MAX;
if (selection->selected (view)) {
for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
min_resulting = min (min_resulting, add_single_to_idle_resize (*i, h));
}
} else {
min_resulting = min (min_resulting, add_single_to_idle_resize (view, h));
_pending_resize_amount += h;
_pending_resize_view = view;
min_resulting = min (min_resulting, int32_t (_pending_resize_view->current_height()) + _pending_resize_amount);
for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
min_resulting = min (min_resulting, int32_t ((*i)->current_height()) + _pending_resize_amount);
}
if (min_resulting < 0) {
@ -5220,9 +5205,7 @@ Editor::add_to_idle_resize (TimeAxisView* view, int32_t h)
/* clamp */
if (uint32_t (min_resulting) < TimeAxisView::hSmall) {
for (std::map<TimeAxisView*, int32_t>::iterator i = pending_resizes.begin(); i != pending_resizes.end(); ++i) {
i->second += TimeAxisView::hSmall - min_resulting;
}
_pending_resize_amount += TimeAxisView::hSmall - min_resulting;
}
}
@ -5230,10 +5213,13 @@ Editor::add_to_idle_resize (TimeAxisView* view, int32_t h)
bool
Editor::idle_resize ()
{
for (std::map<TimeAxisView*, int32_t>::iterator i = pending_resizes.begin(); i != pending_resizes.end(); ++i) {
i->first->idle_resize (i->first->current_height() + i->second);
_pending_resize_view->idle_resize (_pending_resize_view->current_height() + _pending_resize_amount);
for (TrackSelection::iterator i = selection->tracks.begin(); i != selection->tracks.end(); ++i) {
if (*i != _pending_resize_view) {
(*i)->idle_resize ((*i)->current_height() + _pending_resize_amount);
}
}
pending_resizes.clear();
flush_canvas ();
resize_idle_id = -1;
return false;

4
gtk2_ardour/editor.h
View File

@ -2215,7 +2215,8 @@ public:
int resize_idle_id;
bool idle_resize();
friend gboolean _idle_resize (gpointer);
std::map<TimeAxisView*, int32_t> pending_resizes;
int32_t _pending_resize_amount;
TimeAxisView* _pending_resize_view;
void visible_order_range (int*, int*) const;
@ -2227,7 +2228,6 @@ public:
void update_canvas_now ();
void streamview_height_changed ();
int32_t add_single_to_idle_resize (TimeAxisView*, int32_t);
friend class Drag;
friend class RegionDrag;