43 lines
1.2 KiB
Python
43 lines
1.2 KiB
Python
from typing import Optional
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from highlight import Highlight
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from highlighted_range import HighlightedRange
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from line import Line
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from PyQt6.QtCore import *
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from PyQt6.QtGui import *
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from PyQt6.QtWidgets import *
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from settings import Settings
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class HightlightSelection(Highlight):
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def __init__(self, start_byte: int, end_byte: int):
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self.start_byte = start_byte
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self.end_byte = end_byte
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def set_start(self, start_byte):
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self.start_byte = start_byte
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def set_end_byte(self, end_byte):
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self.end_byte = end_byte
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def compute_highlight(self, line: Line) -> Optional[HighlightedRange]:
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begin = min(self.start_byte, self.end_byte)
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end = max(self.start_byte, self.end_byte)
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if line.intersects(begin, end):
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if line.includes_byte(begin):
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start = begin - line.byte_offset()
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else:
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start = 0
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if line.includes_byte(end):
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length = end - line.byte_offset() - start
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else:
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length = Settings.max_line_length() -start
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return HighlightedRange(start, length, QBrush(QColor(255, 255, 0)), Qt.PenStyle.NoPen)
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else:
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return None
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