diff options
Diffstat (limited to 'src/ui/tools/tool-base.cpp')
| -rw-r--r-- | src/ui/tools/tool-base.cpp | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/ui/tools/tool-base.cpp b/src/ui/tools/tool-base.cpp index eb2f2119a..0047e32ef 100644 --- a/src/ui/tools/tool-base.cpp +++ b/src/ui/tools/tool-base.cpp @@ -1057,6 +1057,23 @@ bool ToolBase::deleteSelectedDrag(bool just_one) { return FALSE; } +/** Enable (or disable) high precision for motion events + * + * This is intended to be used by drawing tools, that need to process motion events with high accuracy + * and high update rate (for example free hand tools) + * + * With standard accuracy some intermediate motion events might be discarded + * + * Call this function when an operation that requires high accuracy is started (e.g. mouse button is pressed + * to draw a line). Make sure to call it again and restore standard precision afterwards. **/ +void ToolBase::set_high_motion_precision(bool high_precision) { + Glib::RefPtr<Gdk::Window> window = desktop->getToplevel()->get_window(); + + if (window) { + window->set_event_compression(!high_precision); + } +} + /** * Calls virtual set() function of ToolBase. */ |