本文整理汇总了Python中PyQt5.Qt.QPainter.drawPath方法的典型用法代码示例。如果您正苦于以下问题：Python QPainter.drawPath方法的具体用法？Python QPainter.drawPath怎么用？Python QPainter.drawPath使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类PyQt5.Qt.QPainter的用法示例。
在下文中一共展示了QPainter.drawPath方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: paintEvent
# 需要导入模块: from PyQt5.Qt import QPainter [as 别名]
# 或者: from PyQt5.Qt.QPainter import drawPath [as 别名]
def paintEvent(self, ev):
p = QPainter(self)
p.setRenderHints(p.Antialiasing)
p.setBrush(self.brush)
p.setPen(Qt.NoPen)
p.drawPath(self.arrow_path)
p.end()示例2: paintEvent
# 需要导入模块: from PyQt5.Qt import QPainter [as 别名]
# 或者: from PyQt5.Qt.QPainter import drawPath [as 别名]
def paintEvent(self, event):
QSplitterHandle.paintEvent(self, event)
left, right = self.parent().left, self.parent().right
painter = QPainter(self)
painter.setClipRect(event.rect())
w = self.width()
h = self.height()
painter.setRenderHints(QPainter.Antialiasing, True)
C = 16 # Curve factor.
def create_line(ly, ry, right_to_left=False):
' Create path that represents upper or lower line of change marker '
line = QPainterPath()
if not right_to_left:
line.moveTo(0, ly)
line.cubicTo(C, ly, w - C, ry, w, ry)
else:
line.moveTo(w, ry)
line.cubicTo(w - C, ry, C, ly, 0, ly)
return line
ldoc, rdoc = left.document(), right.document()
lorigin, rorigin = left.contentOffset(), right.contentOffset()
lfv, rfv = left.firstVisibleBlock().blockNumber(), right.firstVisibleBlock().blockNumber()
lines = []
for (ltop, lbot, kind), (rtop, rbot, kind) in zip(left.changes, right.changes):
if lbot < lfv and rbot < rfv:
continue
ly_top = left.blockBoundingGeometry(ldoc.findBlockByNumber(ltop)).translated(lorigin).y()
ly_bot = left.blockBoundingGeometry(ldoc.findBlockByNumber(lbot)).translated(lorigin).y()
ry_top = right.blockBoundingGeometry(rdoc.findBlockByNumber(rtop)).translated(rorigin).y()
ry_bot = right.blockBoundingGeometry(rdoc.findBlockByNumber(rbot)).translated(rorigin).y()
if max(ly_top, ly_bot, ry_top, ry_bot) < 0:
continue
if min(ly_top, ly_bot, ry_top, ry_bot) > h:
break
upper_line = create_line(ly_top, ry_top)
lower_line = create_line(ly_bot, ry_bot, True)
region = QPainterPath()
region.moveTo(0, ly_top)
region.connectPath(upper_line)
region.lineTo(w, ry_bot)
region.connectPath(lower_line)
region.closeSubpath()
painter.fillPath(region, left.diff_backgrounds[kind])
for path, aa in zip((upper_line, lower_line), (ly_top != ry_top, ly_bot != ry_bot)):
lines.append((kind, path, aa))
for kind, path, aa in sorted(lines, key=lambda x:{'replace':0}.get(x[0], 1)):
painter.setPen(left.diff_foregrounds[kind])
painter.setRenderHints(QPainter.Antialiasing, aa)
painter.drawPath(path)
painter.setFont(left.heading_font)
for (lnum, text), (rnum, text) in zip(left.headers, right.headers):
ltop, lbot, rtop, rbot = lnum, lnum + 3, rnum, rnum + 3
if lbot < lfv and rbot < rfv:
continue
ly_top = left.blockBoundingGeometry(ldoc.findBlockByNumber(ltop)).translated(lorigin).y()
ly_bot = left.blockBoundingGeometry(ldoc.findBlockByNumber(lbot)).translated(lorigin).y()
ry_top = right.blockBoundingGeometry(rdoc.findBlockByNumber(rtop)).translated(rorigin).y()
ry_bot = right.blockBoundingGeometry(rdoc.findBlockByNumber(rbot)).translated(rorigin).y()
if max(ly_top, ly_bot, ry_top, ry_bot) < 0:
continue
if min(ly_top, ly_bot, ry_top, ry_bot) > h:
break
ly = painter.boundingRect(3, ly_top, left.width(), ly_bot - ly_top - 5, Qt.TextSingleLine, text).bottom() + 3
ry = painter.boundingRect(3, ry_top, right.width(), ry_bot - ry_top - 5, Qt.TextSingleLine, text).bottom() + 3
line = create_line(ly, ry)
painter.setPen(QPen(left.palette().text(), 2))
painter.setRenderHints(QPainter.Antialiasing, ly != ry)
painter.drawPath(line)
painter.end()
# Paint the splitter without the change lines if the mouse is over the
# splitter
if getattr(self, 'hover', False):
QSplitterHandle.paintEvent(self, event)