diff options
Diffstat (limited to 'src/object-snapper.cpp')
| -rw-r--r-- | src/object-snapper.cpp | 30 |
1 files changed, 27 insertions, 3 deletions
diff --git a/src/object-snapper.cpp b/src/object-snapper.cpp index 960d4f115..ab222f286 100644 --- a/src/object-snapper.cpp +++ b/src/object-snapper.cpp @@ -22,7 +22,9 @@ #include "desktop.h" #include "inkscape.h" #include "prefs-utils.h" - +#include "sp-text.h" +#include "sp-flowtext.h" +#include "text-editing.h" Inkscape::ObjectSnapper::ObjectSnapper(SPNamedView const *nv, NR::Coord const d) : Snapper(nv, d), _snap_to_itemnode(true), _snap_to_itempath(true), @@ -80,7 +82,7 @@ void Inkscape::ObjectSnapper::_findCandidates(SPObject* r, i++; } - if (i == it.end()) { + if (i == it.end()) { /* See if the item is within range */ if (SP_IS_GROUP(o)) { _findCandidates(o, it, false, points_to_snap, snap_dim); @@ -269,7 +271,29 @@ void Inkscape::ObjectSnapper::_snapPaths(Inkscape::Snapper::PointType const &t, //Add the item's path to snap to if (_snap_to_itempath) { if (!(_strict_snapping && !p_is_a_node)) { - _paths_to_snap_to->push_back(Path_for_item(root_item, true, true)); + // Snapping to the path of characters is very cool, but for a large + // chunk of text this will take ages! So limit snapping to text paths + // containing max. 240 characters. Snapping the bbox will not be affected + bool very_lenghty_prose = false; + if (SP_IS_TEXT(root_item) || SP_IS_FLOWTEXT(root_item)) { + very_lenghty_prose = sp_text_get_length(SP_TEXT(root_item)) > 240; + } + + // On my AMD 3000+, the snapping lag becomes annoying at approx. 240 chars + // which corresponds to a lag of 500 msec. This is for snapping a rect + // to a single line of text. + + // Snapping for example to a traced bitmap is also very stressing for + // the CPU, so we'll only snap to paths having no more than 500 nodes + // This also leads to a lag of approx. 500 msec (in my lousy test set-up). + bool very_complex_path = false; + if (SP_IS_PATH(root_item)) { + very_complex_path = sp_nodes_in_path(SP_PATH(root_item)) > 500; + } + + if (!very_lenghty_prose && !very_complex_path) { + _paths_to_snap_to->push_back(Path_for_item(root_item, true, true)); + } } } |