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only-draw-visible-stuff #2

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andi merged 5 commits from only-draw-visible-stuff into master 2022-12-19 17:00:19 +00:00
Conversation 0 Commits 5 Files Changed 3 +8 -2
1 changed files with 8 additions and 2 deletions
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src/ui/bigtext/bigtext.py
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@@ -504,7 +504,7 @@ class InnerBigText(QWidget):
y_line_offset = self.char_height
for line in self.lines:
text = line.line_prepared_for_display()
leftmost_visible_char_index = line.column_to_char(self._left_offset - 1)
leftmost_visible_char_index = line.column_to_char(self._left_offset)
rightmost_visible_char_index = line.column_to_char(self._left_offset + math.ceil(self.columns_shown()))
text = text[
leftmost_visible_char_index:rightmost_visible_char_index] # reduce string to the visible section before drawing
@@ -532,7 +532,13 @@ class InnerBigText(QWidget):
y1 = y_line_offset - self.char_height + self.char_height / 7
height = self.char_height
rect = QRect(round(x1 - left_offset), round(y1), round(width), round(height))
left = round(x1 - left_offset)
if x1 + width < left_offset \
or x1 > left_offset + self.width():
# too far left or too far right
continue
rect = QRect(left, round(y1), round(width), round(height))
self.highlight_background(painter, rect, highlight.get_brush())
def highlight_background(self, painter: QPainter, rect: QRect, brush: QBrush):