675 lines
22 KiB
Python
675 lines
22 KiB
Python
import re
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import copy
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from typing import Any, Optional, cast
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import re
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from PyQt6.QtCore import QMargins, QPoint, QRect, QSize, QUrl, Qt, pyqtSignal
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from PyQt6.QtGui import QColor, QFont, QFontMetrics, QMouseEvent, QPaintEvent, QPainter, QResizeEvent, QTextOption, QTransform, QBrush
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from PyQt6.QtWidgets import QWidget
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class Fragment:
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"""A fragment of text to be displayed"""
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def __init__(
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self,
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text: str,
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font: QFont,
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audio: str = "",
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color: Optional[QColor] = None,
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asis: bool = False,
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) -> None:
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self._text = text
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self._font = font
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self._audio: QUrl = QUrl(audio)
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self._align = QTextOption(
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Qt.AlignmentFlag.AlignLeft | Qt.AlignmentFlag.AlignBaseline
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)
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self._padding = QMargins()
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self._border = QMargins()
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self._margin = QMargins()
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self._wref = ""
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self._position = QPoint()
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self._rect = QRect()
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self._borderRect = QRect()
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self._clickRect = QRect()
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if color:
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self._color = color
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else:
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self._color = QColor()
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self._background = QColor()
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self._asis = asis
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self._indent = 0
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self._target = "word"
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return
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def __str__(self) -> str:
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return self.__repr__()
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def size(self, width: int) -> QSize:
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rect = QRect(self._position, QSize(width - self._position.x(), 2000))
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flags = (
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Qt.AlignmentFlag.AlignLeft
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| Qt.AlignmentFlag.AlignBaseline
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| Qt.TextFlag.TextWordWrap
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)
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fm = QFontMetrics(self._font)
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bounding = fm.boundingRect(rect, flags, self._text)
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size = bounding.size()
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size = size.grownBy(self._padding)
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size = size.grownBy(self._border)
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size = size.grownBy(self._margin)
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return size
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def height(self, width: int) -> int:
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return self.size(width).height()
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def width(self, width: int) -> int:
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return self.size(width).width()
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def __repr__(self) -> str:
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return f"({self._position.x()}, {self._position.y()}): {self._text}"
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def repaintEvent(self, painter: QPainter) -> int:
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painter.save()
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painter.setFont(self._font)
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painter.setPen(self._color)
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rect = QRect()
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rect.setLeft(self._position.x())
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rect.setTop(
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self._position.y()
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+ painter.fontMetrics().descent()
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- painter.fontMetrics().height()
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)
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rect.setWidth(painter.viewport().width() - self._position.x())
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rect.setHeight(2000)
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flags = (
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Qt.AlignmentFlag.AlignLeft
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| Qt.AlignmentFlag.AlignBaseline
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| Qt.TextFlag.TextWordWrap
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)
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bounding = painter.boundingRect(rect, flags, self._text)
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size = bounding.size()
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painter.setPen(QColor("#f00"))
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if self._audio.isValid():
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radius = self._borderRect.height() / 2
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painter.drawRoundedRect(self._borderRect, radius, radius)
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if self._wref:
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start = bounding.bottomLeft()
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end = bounding.bottomRight()
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painter.drawLine(start, end)
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painter.setPen(self._color)
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painter.drawText(rect, flags, self._text)
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painter.restore()
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size = size.grownBy(self._margin)
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size = size.grownBy(self._border)
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size = size.grownBy(self._padding)
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return size.height()
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#
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# Setters
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#
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def setText(self, text: str) -> None:
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self._text = text
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return
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def setTarget(self, target: str) -> None:
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self._target = target
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return
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def setFont(self, font: QFont) -> None:
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self._font = font
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return
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def setAudio(self, audio: str | QUrl) -> None:
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if type(audio) is str:
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self._audio = QUrl(audio)
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else:
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self._audio = cast(QUrl, audio)
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return
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def setAlign(self, align: QTextOption) -> None:
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self._align = align
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return
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def setRect(self, rect: QRect) -> None:
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self._rect = rect
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return
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def setPadding(self, *args: int, **kwargs: int) -> None:
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top = kwargs.get("top", -1)
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right = kwargs.get("right", -1)
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bottom = kwargs.get("bottom", -1)
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left = kwargs.get("left", -1)
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if top > -1 or right > -1 or bottom > -1 or left > -1:
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if top >= 0:
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self._padding.setTop(top)
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if right >= 0:
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self._padding.setRight(right)
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if bottom >= 0:
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self._padding.setBottom(bottom)
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if left >= 0:
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self._padding.setLeft(left)
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return
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if len(args) == 4:
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(top, right, bottom, left) = [args[0], args[1], args[2], args[3]]
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elif len(args) == 3:
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(top, right, bottom, left) = [args[0], args[1], args[2], args[1]]
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elif len(args) == 2:
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(top, right, bottom, left) = [args[0], args[1], args[0], args[1]]
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elif len(args) == 1:
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(top, right, bottom, left) = [args[0], args[0], args[0], args[0]]
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else:
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raise Exception("argument error")
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self._padding = QMargins(left, top, right, bottom)
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return
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def setBorder(self, *args: int, **kwargs: int) -> None:
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top = kwargs.get("top", -1)
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right = kwargs.get("right", -1)
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bottom = kwargs.get("bottom", -1)
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left = kwargs.get("left", -1)
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if top > -1 or right > -1 or bottom > -1 or left > -1:
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if top >= 0:
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self._border.setTop(top)
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if right >= 0:
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self._border.setRight(right)
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if bottom >= 0:
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self._border.setBottom(bottom)
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if left >= 0:
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self._border.setLeft(left)
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return
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if len(args) == 4:
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(top, right, bottom, left) = [args[0], args[1], args[2], args[3]]
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elif len(args) == 3:
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(top, right, bottom, left) = [args[0], args[1], args[2], args[1]]
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elif len(args) == 2:
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(top, right, bottom, left) = [args[0], args[1], args[0], args[1]]
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elif len(args) == 1:
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(top, right, bottom, left) = [args[0], args[0], args[0], args[0]]
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else:
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raise Exception("argument error")
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self._border = QMargins(left, top, right, bottom)
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return
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def setMargin(self, *args: int, **kwargs: int) -> None:
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top = kwargs.get("top", -1)
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right = kwargs.get("right", -1)
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bottom = kwargs.get("bottom", -1)
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left = kwargs.get("left", -1)
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if top > -1 or right > -1 or bottom > -1 or left > -1:
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if top >= 0:
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self._margin.setTop(top)
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if right >= 0:
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self._margin.setRight(right)
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if bottom >= 0:
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self._margin.setBottom(bottom)
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if left >= 0:
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self._margin.setLeft(left)
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return
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if len(args) == 4:
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(top, right, bottom, left) = [args[0], args[1], args[2], args[3]]
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elif len(args) == 3:
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(top, right, bottom, left) = [args[0], args[1], args[2], args[1]]
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elif len(args) == 2:
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(top, right, bottom, left) = [args[0], args[1], args[0], args[1]]
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elif len(args) == 1:
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(top, right, bottom, left) = [args[0], args[0], args[0], args[0]]
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else:
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raise Exception("argument error")
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self._margin = QMargins(left, top, right, bottom)
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return
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def setWRef(self, ref: str) -> None:
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self._wref = ref
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return
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def setPosition(self, pnt: QPoint) -> None:
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self._position = pnt
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return
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def setBorderRect(self, rect: QRect) -> None:
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self._borderRect = rect
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return
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def setClickRect(self, rect: QRect) -> None:
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self._clickRect = rect
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return
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def setColor(self, color: QColor) -> None:
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self._color = color
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return
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def setBackground(self, color: QColor) -> None:
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self._background = color
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return
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def setIndent(self, indent: int) -> None:
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self._indent = indent
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return
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#
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# Getters
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#
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def wRef(self) -> str:
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return self._wref
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def text(self) -> str:
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return self._text
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def font(self) -> QFont:
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return self._font
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def audio(self) -> QUrl:
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return self._audio
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def align(self) -> QTextOption:
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return self._align
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def rect(self) -> QRect:
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return self._rect
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def padding(self) -> QMargins:
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return self._padding
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def border(self) -> QMargins:
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return self._border
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def margin(self) -> QMargins:
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return self._margin
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def position(self) -> QPoint:
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return self._position
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def borderRect(self) -> QRect:
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return self._borderRect
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def clickRect(self) -> QRect:
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return self._clickRect
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def color(self) -> QColor:
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return self._color
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def asis(self) -> bool:
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return self._asis
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def indent(self) -> int:
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return self._indent
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class Line:
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def __init__(self) -> None:
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self._maxHeight = -1
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self._baseLine = -1
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self._leading = -1
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self._fragments: list[Fragment] = []
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return
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def __repr__(self) -> str:
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return (
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"|".join([x.text() for x in self._fragments])
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+ f"|{self._maxHeight}"
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)
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def repaintEvent(self, painter: QPainter) -> int:
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#
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# we do not have an event field because we are not a true widget
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#
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lineSpacing = 0
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for frag in self._fragments:
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ls = frag.repaintEvent(painter)
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if ls > lineSpacing:
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lineSpacing = ls
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return lineSpacing
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def parseText(self, frag: Fragment) -> list[Fragment]:
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org = frag.text()
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if frag.asis() or True:
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return [frag]
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#
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# Needed Fonts
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# We can't use _resources because that might not be the font
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# for this piece of text
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#
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bold = QFont(frag.font())
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bold.setWeight(QFont.Weight.Bold)
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italic = QFont(frag.font())
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italic.setItalic(True)
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smallCaps = QFont(frag.font())
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smallCaps.setCapitalization(QFont.Capitalization.SmallCaps)
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script = QFont(frag.font())
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script.setPixelSize(int(script.pixelSize() / 4))
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caps = QFont(frag.font())
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caps.setCapitalization(QFont.Capitalization.AllUppercase)
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results: list[Fragment] = []
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while True:
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text = frag.text()
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start = text.find("{")
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if start < 0:
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results.append(frag)
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return results
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if start > 0:
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newFrag = copy.copy(frag)
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newFrag.setText(text[:start])
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results.append(newFrag)
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frag.setText(text[start:])
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continue
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#
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# Start == 0
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#
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#
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# If the token is an end-token, return now.
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#
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if text.startswith("{/"):
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results.append(frag)
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return results
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#
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# extract this token
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#
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end = text.find("}")
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token = text[1:end]
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frag.setText(text[end + 1 :])
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newFrag = copy.copy(frag)
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oldFont = QFont(frag.font())
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if token == "bc":
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results.append(Fragment(": ", bold, color=QColor("#fff")))
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continue
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if token in [
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"b",
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"inf",
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"it",
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"sc",
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"sup",
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"phrase",
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"parahw",
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"gloss",
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"qword",
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"wi",
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"dx",
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"dx_def",
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"dx_ety",
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"ma",
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]:
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if token == "b":
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frag.setFont(bold)
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elif token in ["it", "qword", "wi"]:
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frag.setFont(italic)
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elif token == "sc":
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frag.setFont(smallCaps)
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elif token in ["inf", "sup"]:
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frag.setFont(script)
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elif token == "phrase":
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font = QFont(bold)
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font.setItalic(True)
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frag.setFont(font)
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elif token == "parahw":
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font = QFont(smallCaps)
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font.setWeight(QFont.Weight.Bold)
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frag.setFont(font)
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elif token == "gloss":
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frag.setText("[" + frag.text())
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elif token in ["dx", "dx_ety"]:
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frag.setText("\u2014" + frag.text())
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elif token == "ma":
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frag.setText("\u2014 more at " + frag.text())
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elif token == "dx_def":
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frag.setText("(" + frag.text())
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else:
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raise Exception(f"Unknown block marker: {token}")
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results += self.parseText(frag)
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frag = results.pop()
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frag.setFont(oldFont)
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text = frag.text()
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if not text.startswith("{/" + token + "}"):
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raise Exception(
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f"No matching close for {token} in {org}"
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)
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if token == "gloss":
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results[-1].setText(results[-1].text() + "]")
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elif token == "dx_def":
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results[-1].setText(results[-1].text() + ")")
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end = text.find("}")
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text = text[end + 1 :]
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frag.setText(text)
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continue
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#
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# These are codes that include all information within the token
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#
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fields = token.split("|")
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token = fields[0]
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if token in [
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"a_link",
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"d_link",
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"dxt",
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"et_link",
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"i_link",
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"mat",
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"sx",
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]:
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wref = ""
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htext = fields[1]
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oldFont = QFont(frag.font())
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target = "word"
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if token == "a_link":
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wref = fields[1]
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elif token in ["d_link", "et_link", "mat", "sx", "i_link"]:
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if fields[2] == "":
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wref = fields[1]
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else:
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wref = fields[2]
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if token == "i_link":
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frag.setFont(italic)
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elif token == "sx":
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frag.setFont(caps)
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elif token == "dxt":
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if fields[3] == "illustration":
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wref = fields[2]
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target = "article"
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elif fields[3] == "table":
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wref = fields[2]
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target = "table"
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elif fields[3] != "":
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wref = fields[3]
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target = "sense"
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else:
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wref = fields[1]
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target = "word"
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elif token == "a_link":
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target = "word"
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wref = fields[1]
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else:
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raise Exception(f"Unknown code: {token} in {org}")
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newFrag = copy.copy(frag)
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newFrag.setText(htext)
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newFrag.setWRef(wref)
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newFrag.setTarget(target)
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results.append(newFrag)
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frag.setFont(oldFont)
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text = frag.text()
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continue
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raise Exception(
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f"Unable to locate a known token {token} in {org}"
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)
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def addFragment(
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self,
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frag: Fragment,
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) -> None:
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SPEAKER = "\U0001F508"
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if frag.audio().isValid():
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frag.setText(frag.text() + " " + SPEAKER)
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text = frag.text()
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text = re.sub(r"\*", "\u2022", text)
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text = re.sub(r"\{ldquo\}", "\u201c", text)
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text = re.sub(r"\{rdquo\}", "\u201d", text)
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frag.setText(text)
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if frag.audio().isValid():
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frag.setPadding(3, 0, 0, 5)
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frag.setBorder(1)
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frag.setMargin(0, 0, 0, 0)
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items = self.parseText(frag)
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self._fragments += items
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return
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def finalizeLine(self, width: int, base: int) -> None:
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"""Create all of the positions for all the fragments."""
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#
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# Find the maximum hight and max baseline
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#
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maxHeight = -1
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baseLine = -1
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leading = -1
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for frag in self._fragments:
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fm = QFontMetrics(frag.font())
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height = frag.height(width)
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bl = fm.height() - fm.descent()
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if fm.leading() > leading:
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leading = fm.leading()
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if height > maxHeight:
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maxHeight = height
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if bl > baseLine:
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baseLine = bl
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self._baseLine = baseLine
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self._maxHeight = maxHeight
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self._leading = leading
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x = 0
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for frag in self._fragments:
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left = frag.indent() * 30
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if left > 0:
|
|
print(frag.indent(), frag.text())
|
|
if x < left:
|
|
x = left
|
|
#
|
|
# We need to calculate the location to draw the
|
|
# text. We also need to calculate the bounding Rectangle
|
|
# for this fragment
|
|
#
|
|
size = frag.size(width)
|
|
fm = QFontMetrics(frag.font())
|
|
offset = (
|
|
frag.margin().left()
|
|
+ frag.border().left()
|
|
+ frag.padding().left()
|
|
)
|
|
frag.setPosition(QPoint(x + offset, self._baseLine))
|
|
if not frag.border().isNull() or not frag.wRef():
|
|
#
|
|
# self._baseLine is where the text will be drawn
|
|
# fm.descent is the distance from the baseline of the
|
|
# text to the bottom of the rect
|
|
# The top of the bounding rect is at self._baseLine
|
|
# + fm.descent - rect.height
|
|
# The border is drawn at top-padding-border-margin+marin
|
|
#
|
|
top = self._baseLine + fm.descent() - fm.height()
|
|
y = top - frag.padding().top() - frag.border().top()
|
|
pos = QPoint(x, y)
|
|
rect = QRect(pos, size.shrunkBy(frag.margin()))
|
|
frag.setBorderRect(rect)
|
|
pos.setY(pos.y() + base)
|
|
frag.setClickRect(QRect(pos, size.shrunkBy(frag.margin())))
|
|
x += size.width()
|
|
return
|
|
|
|
def getLine(self) -> list[Fragment]:
|
|
return self._fragments
|
|
|
|
def getLineSpacing(self) -> int:
|
|
return self._leading + self._maxHeight
|
|
|
|
class Definition(QWidget):
|
|
pronounce = pyqtSignal(str)
|
|
|
|
def __init__(
|
|
self, word: Optional[Any] = None, *args: Any, **kwargs: Any
|
|
) -> None:
|
|
super(Definition, self).__init__(*args, **kwargs)
|
|
self._word = word
|
|
if word is not None:
|
|
self.setWord(word)
|
|
return
|
|
|
|
def setWord(self, word: Any) -> None:
|
|
self._word = word
|
|
lines = word.get_def()
|
|
assert lines is not None
|
|
self._lines = lines
|
|
self._buttons: list[Fragment] = []
|
|
base = 0
|
|
|
|
for line in self._lines:
|
|
line.finalizeLine(self.width(), base)
|
|
for frag in line.getLine():
|
|
if frag.audio().isValid():
|
|
self._buttons.append(frag)
|
|
if frag.wRef():
|
|
print(f"Adding {frag} as an anchor")
|
|
self._buttons.append(frag)
|
|
base += line.getLineSpacing()
|
|
self.setFixedHeight(base)
|
|
return
|
|
|
|
def resizeEvent(self, event: Optional[QResizeEvent] = None) -> None:
|
|
base = 0
|
|
for line in self._lines:
|
|
line.finalizeLine(self.width(), base)
|
|
base += line.getLineSpacing()
|
|
self.setFixedHeight(base)
|
|
super(Definition, self).resizeEvent(event)
|
|
return
|
|
|
|
_downFrag: Optional[Fragment | None] = None
|
|
|
|
def mousePressEvent(self, event: Optional[QMouseEvent]) -> None:
|
|
if not event:
|
|
return super().mousePressEvent(event)
|
|
print(f"mousePressEvent: {event.pos()}")
|
|
for frag in self._buttons:
|
|
rect = frag.clickRect()
|
|
if rect.contains(event.pos()):
|
|
self._downFrag = frag
|
|
return
|
|
return super().mousePressEvent(event)
|
|
|
|
def mouseReleaseEvent(self, event: Optional[QMouseEvent]) -> None:
|
|
if not event:
|
|
return super().mouseReleaseEvent(event)
|
|
if self._downFrag is not None and self._downFrag.clickRect().contains(
|
|
event.pos()
|
|
):
|
|
audio = self._downFrag.audio().url()
|
|
print(audio)
|
|
self.pronounce.emit(audio)
|
|
print("emit done")
|
|
self._downFrag = None
|
|
return
|
|
self._downFrag = None
|
|
return super().mouseReleaseEvent(event)
|
|
|
|
def paintEvent(self, _: Optional[QPaintEvent]) -> None: # noqa
|
|
painter = QPainter(self)
|
|
painter.save()
|
|
painter.setBrush(QBrush())
|
|
painter.setPen(QColor("white"))
|
|
|
|
#
|
|
# Each line needs a base calculated. To do that, we need to find the
|
|
# bounding rectangle of the text. Once we have the bounding rectangle,
|
|
# we can use the descendant to calculate the baseline within that
|
|
# bounding box.
|
|
#
|
|
# All text on this line needs to be on the same baseline
|
|
#
|
|
assert self._lines is not None
|
|
base = 0
|
|
for line in self._lines:
|
|
transform = QTransform()
|
|
transform.translate(0, base)
|
|
painter.setTransform(transform)
|
|
base += line.repaintEvent(painter)
|
|
painter.restore()
|
|
return
|