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[escher/text_area] Improve dirty tracking

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This commit is contained in:
Léa Saviot
2019-10-11 09:39:24 +02:00
parent 1f44f80e4a
commit e98b67634d
4 changed files with 40 additions and 21 deletions
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4
apps/code/python_text_area.cpp
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@@ -179,13 +179,13 @@ void PythonTextArea::ContentView::drawLine(KDContext * ctx, int line, const char
}
}
KDRect PythonTextArea::ContentView::dirtyRectFromPosition(const char * position, bool lineBreak) const {
KDRect PythonTextArea::ContentView::dirtyRectFromPosition(const char * position, bool includeFollowingLines) const {
/* Mark the whole line as dirty.
* TextArea has a very conservative approach and only dirties the surroundings
* of the current character. That works for plain text, but when doing syntax
* highlighting, you may want to redraw the surroundings as well. For example,
* if editing "def foo" into "df foo", you'll want to redraw "df". */
KDRect baseDirtyRect = TextArea::ContentView::dirtyRectFromPosition(position, lineBreak);
KDRect baseDirtyRect = TextArea::ContentView::dirtyRectFromPosition(position, includeFollowingLines);
return KDRect(
bounds().x(),
baseDirtyRect.y(),