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Add support for bold and italic fonts

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This commit is contained in:
Kovid Goyal 2016-10-21 17:38:04 +05:30
parent 2153e56020
commit 051ddce63a
1 changed files with 14 additions and 2 deletions
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16
kitty/render.py
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@ -10,7 +10,7 @@ from PyQt5.QtCore import QObject, pyqtSignal, Qt, QTimer, QRect
from PyQt5.QtGui import QPixmap, QRegion, QPainter, QPen, QColor, QFontMetrics, QFont
from .config import build_ansi_color_tables, fg_color_table, bg_color_table
from .data_types import Cursor, COL_SHIFT, COL_MASK, as_color
from .data_types import Cursor, COL_SHIFT, COL_MASK, as_color, BOLD_MASK, ITALIC_MASK
from .screen import wrap_cursor_position
from .tracker import merge_ranges
from .utils import set_current_font_metrics
@ -68,6 +68,12 @@ class Renderer(QObject):
self.current_font = f = QFont(opts.font_family)
f.setPointSizeF(opts.font_size)
self.font_metrics = fm = QFontMetrics(f)
self.bold_font = b = QFont(f)
b.setBold(True)
self.italic_font = i = QFont(f)
i.setItalic(True)
self.bi_font = bi = QFont(i)
bi.setBold(True)
self.cell_height = fm.lineSpacing()
self.cell_width = ascii_width(fm)
set_current_font_metrics(fm, self.cell_width)
@ -240,8 +246,14 @@ class Renderer(QObject):
# An empty cell
pass
else:
font = self.current_font
b, i = attrs & BOLD_MASK, attrs & ITALIC_MASK
if b:
font = self.bi_font() if i else self.bold_font
elif i:
font = self.italic_font
text = chr(ch) + line.combining_chars.get(cnum, '')
p = pixmap_for_text(text, colors, self.default_fg, self.current_font, self.cell_width * 2, self.cell_height, self.baseline_offset)
p = pixmap_for_text(text, colors, self.default_fg, font, self.cell_width * 2, self.cell_height, self.baseline_offset)
painter.drawPixmap(x, y, p)
def paint_cursor(self, painter, x, y):