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Some snippets have yet to be converted due to the more complex nature of those snippets, and to keep things neat a separate commit makes more sense for those.
194 lines
8.3 KiB
Python
194 lines
8.3 KiB
Python
#!/usr/bin/python
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# -*- coding: utf-8 -*-
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import re
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from PyQt5.QtCore import Qt
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from PyQt5.QtGui import QBrush, QTextCursor, QColor, QFont, QSyntaxHighlighter
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from PyQt5.QtGui import QTextBlockFormat, QTextCharFormat
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import manuskript.models.references as Ref
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import manuskript.ui.style as S
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from manuskript import settings
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from manuskript import functions as F
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import logging
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LOGGER = logging.getLogger(__name__)
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class BasicHighlighter(QSyntaxHighlighter):
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def __init__(self, editor):
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QSyntaxHighlighter.__init__(self, editor.document())
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self.editor = editor
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self._defaultBlockFormat = QTextBlockFormat()
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self._defaultCharFormat = QTextCharFormat()
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self.defaultTextColor = QColor(S.text)
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self.backgroundColor = QColor(S.base)
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self.markupColor = QColor(S.textLight)
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self.linkColor = QColor(S.link)
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self.spellingErrorColor = QColor(Qt.red)
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# Matches during checking can be separated by their type (all of them listed here):
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# https://languagetool.org/development/api/org/languagetool/rules/ITSIssueType.html
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#
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# These are the colors for actual spell-, grammar- and style-checking:
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self._errorColors = {
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'addition' : QColor(255, 215, 0), # gold
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'characters' : QColor(135, 206, 235), # sky blue
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'duplication' : QColor(0, 255, 255), # cyan / aqua
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'formatting' : QColor(0, 128, 128), # teal
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'grammar' : QColor(0, 0, 255), # blue
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'inconsistency' : QColor(128, 128, 0), # olive
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'inconsistententities' : QColor(46, 139, 87), # sea green
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'internationalization' : QColor(255, 165, 0), # orange
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'legal' : QColor(255, 69, 0), # orange red
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'length' : QColor(47, 79, 79), # dark slate gray
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'localespecificcontent' : QColor(188, 143, 143),# rosy brown
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'localeviolation' : QColor(128, 0, 0), # maroon
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'markup' : QColor(128, 0, 128), # purple
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'misspelling' : QColor(255, 0, 0), # red
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'mistranslation' : QColor(255, 0, 255), # magenta / fuchsia
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'nonconformance' : QColor(255, 218, 185), # peach puff
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'numbers' : QColor(65, 105, 225), # royal blue
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'omission' : QColor(255, 20, 147), # deep pink
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'other' : QColor(138, 43, 226), # blue violet
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'patternproblem' : QColor(0, 128, 0), # green
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'register' : QColor(112,128,144), # slate gray
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'style' : QColor(0, 255, 0), # lime
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'terminology' : QColor(0, 0, 128), # navy
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'typographical' : QColor(255, 255, 0), # yellow
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'uncategorized' : QColor(128, 128, 128), # gray
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'untranslated' : QColor(210, 105, 30), # chocolate
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'whitespace' : QColor(192, 192, 192) # silver
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}
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def setDefaultBlockFormat(self, bf):
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self._defaultBlockFormat = bf
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self.rehighlight()
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def setDefaultCharFormat(self, cf):
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self._defaultCharFormat = cf
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self.rehighlight()
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def setMisspelledColor(self, color):
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self._errorColors['misspelled'] = color
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def updateColorScheme(self, rehighlight=True):
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"""
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Generates a base set of colors that will take account of user
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preferences, and use system style.
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"""
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# Reading user settings
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opt = settings.textEditor
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if not self.editor._fromTheme or not self.editor._themeData:
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self.defaultTextColor = QColor(opt["fontColor"])
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self.backgroundColor = (QColor(opt["background"])
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if not opt["backgroundTransparent"]
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else QColor(S.window))
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self.markupColor = F.mixColors(self.defaultTextColor,
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self.backgroundColor,
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.3)
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self.linkColor = QColor(S.link)
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self.spellingErrorColor = QColor(opt["misspelled"])
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self._defaultCharFormat.setForeground(QBrush(self.defaultTextColor))
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# FullscreenEditor probably
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else:
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opt = self.editor._themeData
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self.defaultTextColor = QColor(opt["Text/Color"])
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self.backgroundColor = F.mixColors(
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QColor(opt["Foreground/Color"]),
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QColor(opt["Background/Color"]),
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int(opt["Foreground/Opacity"])/100.)
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self.markupColor = F.mixColors(self.defaultTextColor,
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self.backgroundColor,
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.3)
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self.linkColor = QColor(S.link)
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self.spellingErrorColor = QColor(opt["Text/Misspelled"])
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if rehighlight:
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self.rehighlight()
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def highlightBlock(self, text):
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"""Apply syntax highlighting to the given block of text.
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"""
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self.highlightBlockBefore(text)
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self.doHighlightBlock(text)
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self.highlightBlockAfter(text)
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def doHighlightBlock(self, text):
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"""
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Virtual function to subclass.
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"""
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pass
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def highlightBlockBefore(self, text):
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"""Highlighting to do before anything else.
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When subclassing BasicHighlighter, you must call highlightBlockBefore
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before you do any custom highlighting. Or implement doHighlightBlock.
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"""
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#LOGGER.debug("undoSteps before: %s", self.currentBlock().document().availableUndoSteps())
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c = QTextCursor(self.currentBlock())
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#c.joinPreviousEditBlock()
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bf = QTextBlockFormat(self._defaultBlockFormat)
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if bf != c.blockFormat():
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c.setBlockFormat(bf)
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#c.endEditBlock()
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#LOGGER.debug("undoSteps after: %s", self.currentBlock().document().availableUndoSteps())
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# self.setFormat(0, len(text), self._defaultCharFormat)
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def highlightBlockAfter(self, text):
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"""Highlighting to do after everything else.
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When subclassing BasicHighlighter, you must call highlightBlockAfter
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after your custom highlighting. Or implement doHighlightBlock.
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"""
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# References
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for txt in re.finditer(Ref.RegEx, text):
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fmt = self.format(txt.start())
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fmt.setFontFixedPitch(True)
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fmt.setFontWeight(QFont.DemiBold)
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if txt.group(1) == Ref.TextLetter:
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fmt.setBackground(QBrush(Ref.TextHighlightColor))
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elif txt.group(1) == Ref.CharacterLetter:
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fmt.setBackground(QBrush(Ref.CharacterHighlightColor))
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elif txt.group(1) == Ref.PlotLetter:
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fmt.setBackground(QBrush(Ref.PlotHighlightColor))
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elif txt.group(1) == Ref.WorldLetter:
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fmt.setBackground(QBrush(Ref.WorldHighlightColor))
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self.setFormat(txt.start(),
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txt.end() - txt.start(),
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fmt)
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if hasattr(self.editor, "spellcheck") and self.editor.spellcheck and self.editor._dict:
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# Spell checking
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# Following algorithm would not check words at the end of line.
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# This hacks adds a space to every line where the text cursor is not
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# So that it doesn't spellcheck while typing, but still spellchecks at
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# end of lines. See github's issue #166.
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textedText = text
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if self.currentBlock().position() + len(text) != \
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self.editor.textCursor().position():
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textedText = text + " "
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# The text should only be checked once as a whole
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for match in self.editor._dict.checkText(textedText):
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if match.locqualityissuetype in self._errorColors:
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highlight_color = self._errorColors[match.locqualityissuetype]
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format = self.format(match.start)
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format.setUnderlineColor(highlight_color)
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# SpellCheckUnderline fails with some fonts
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format.setUnderlineStyle(QTextCharFormat.WaveUnderline)
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self.setFormat(match.start, match.end - match.start, format)
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