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don't queue redraws when various canvas item properties are "reset" to the same value, plus supporting functions

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This commit is contained in:
Paul Davis 2014-03-11 07:36:09 -04:00
parent 495c0de4ac
commit c2946ee00f
7 changed files with 131 additions and 107 deletions
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97
libs/canvas/rectangle.cc
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@ -139,82 +139,77 @@ Rectangle::set (Rect const & r)
/* We don't update the bounding box here; it's just
as cheap to do it when asked.
*/
begin_change ();
_rect = r;
_bounding_box_dirty = true;
end_change ();
DEBUG_TRACE (PBD::DEBUG::CanvasItemsDirtied, "canvas item dirty: rectangle change (set)\n");
if (r != _rect) {
begin_change ();
_rect = r;
_bounding_box_dirty = true;
end_change ();
}
}
void
Rectangle::set_x0 (Coord x0)
{
begin_change ();
_rect.x0 = x0;
_bounding_box_dirty = true;
end_change ();
DEBUG_TRACE (PBD::DEBUG::CanvasItemsDirtied, "canvas item dirty: rectangle change (x0)\n");
if (x0 != _rect.x0) {
begin_change ();
_rect.x0 = x0;
_bounding_box_dirty = true;
end_change ();
}
}
void
Rectangle::set_y0 (Coord y0)
{
begin_change ();
_rect.y0 = y0;
_bounding_box_dirty = true;
end_change();
DEBUG_TRACE (PBD::DEBUG::CanvasItemsDirtied, "canvas item dirty: rectangle change (y0)\n");
if (y0 != _rect.y0) {
begin_change ();
_rect.y0 = y0;
_bounding_box_dirty = true;
end_change();
}
}
void
Rectangle::set_x1 (Coord x1)
{
begin_change ();
_rect.x1 = x1;
_bounding_box_dirty = true;
end_change ();
DEBUG_TRACE (PBD::DEBUG::CanvasItemsDirtied, "canvas item dirty: rectangle change (x1)\n");
if (x1 != _rect.x1) {
begin_change ();
_rect.x1 = x1;
_bounding_box_dirty = true;
end_change ();
}
}
void
Rectangle::set_y1 (Coord y1)
{
begin_change ();
_rect.y1 = y1;
_bounding_box_dirty = true;
end_change ();
DEBUG_TRACE (PBD::DEBUG::CanvasItemsDirtied, "canvas item dirty: rectangle change (y1)\n");
if (y1 != _rect.y1) {
begin_change ();
_rect.y1 = y1;
_bounding_box_dirty = true;
end_change ();
}
}
void
Rectangle::set_outline_what (What what)
{
begin_change ();
_outline_what = what;
end_change ();
}
void
Rectangle::set_outline_what (int what)
{
set_outline_what ((What) what);
if (what != _outline_what) {
begin_visual_change ();
_outline_what = what;
end_visual_change ();
}
}