def line_number_area_paint_event(self, event: QPaintEvent):
log.debug("")
painter = QPainter(self.line_number_area)
painter.fillRect(event.rect(), Qt.lightGray)
block = self.firstVisibleBlock()
block_number = block.blockNumber()
top = self.blockBoundingGeometry(block).translated(
self.contentOffset()).top()
bottom = top + self.blockBoundingRect(block).height()
log.debug(top)
log.debug(bottom)
# print(block.isValid(), top <= event.rect().bottom())
# print(block.isVisible(), bottom >= event.rect().top())
while block.isValid() and top <= event.rect().bottom():
if block.isVisible() and bottom >= event.rect().top():
number = str(block_number + 1)
# print(number)
painter.setPen(Qt.black)
painter.drawText(0, top, self.line_number_area.width(),
self.fontMetrics().height(), Qt.AlignRight,
number)
block = block.next()
top = bottom
bottom = top + self.blockBoundingRect(block).height()
block_number += 1
def paintEvent(self, e: QtGui.QPaintEvent):
if self.isVisible():
block = self.editor.firstVisibleBlock()
height = self.editor.fontMetrics().height()
block_number = block.blockNumber()
painter = QtGui.QPainter(self)
painter.fillRect(e.rect(), QtGui.QColor("#ACDED5"))
# painter.drawRect(0, 0, e.rect().width(), e.rect().height())
font = self.editor.font()
current_block = self.editor.textCursor().block().blockNumber() + 1
condition = True
while block.isValid() and condition:
block_geometry = self.editor.blockBoundingGeometry(block)
offset = self.editor.contentOffset()
top = block_geometry.translated(offset).top()
block_number += 1
rect = QtCore.QRect(0, top, self.width(), height)
if block_number == current_block:
font.setBold(True)
else:
font.setBold(False)
painter.setFont(font)
painter.drawText(rect, QtCore.Qt.AlignRight,
'%i' % block_number)
if top > e.rect().bottom():
condition = False
block = block.next()
painter.end()
def paintEvent(self, evt: QtGui.QPaintEvent) -> None:
painter = QtGui.QPainter(self)
try:
painter.fillRect(evt.rect(), self._bg_color)
painter.translate(-self.xOffset(), 0)
self._paint(painter, evt.rect().translated(self.xOffset(), 0))
finally:
painter.end()
def paint_event(self, event: QtGui.QPaintEvent) -> None:
self.update_pixmap()
painter = QtGui.QPainter(self.widget)
painter.begin(self.widget)
painter.drawPixmap(0, 0, self.pixmap)
painter.end()
event.accept()
def paintEvent(self, e: QtGui.QPaintEvent):
painter = QtGui.QPainter(self)
color = (r, g, b, a) = (255, 0, 0, 16)
painter.fillRect(e.rect(), QColor(r, g, b, a))
if self.m_infocus:
rect = e.rect()
rect.adjust(0,0,-1,-1)
painter.setPen(QColor(r, g, b))
painter.drawRect(rect)
def paintEvent(self, paintEvent: QPaintEvent):
pen = QPen()
pen.setJoinStyle(Qt.RoundJoin)
pen.setCapStyle(Qt.RoundCap)
painter = QPainter(self)
painter.translate(self.paintOffset)
painter.setBackgroundMode(Qt.TransparentMode)
painter.setRenderHint(QPainter.Antialiasing)
if self.nodes is not None:
painted = set()
def paintNode(node):
nonlocal painter, painted
if node in painted:
return
painted.add(node)
for link in node.links:
if link not in painted:
painter.drawLine(node.point, link.point)
paintNode(link)
color = self.palette().color(QPalette.Dark)
pen.setColor(color)
pen.setWidth(0.50 * self.paintStep)
painter.setPen(pen)
for node in self.nodes.values():
if paintEvent.region().contains(node.point):
paintNode(node)
if self.startNode is not None:
color = self.palette().color(QPalette.Dark)
pen.setColor(color)
pen.setWidth(0.75 * self.paintStep)
painter.setPen(pen)
if paintEvent.region().contains(self.startNode.point):
painter.drawPoint(self.startNode.point)
if self.finishNode is not None and paintEvent.region().contains(
self.finishNode.point):
color = self.palette().color(QPalette.Dark).darker(120)
pen.setColor(color)
pen.setWidth(0.75 * self.paintStep)
painter.setPen(pen)
painter.drawPoint(self.finishNode.point)
if self.player is not None:
color = self.palette().color(QPalette.Highlight)
color.setAlpha(196)
pen.setColor(color)
pen.setWidth(0.90 * self.paintStep)
painter.setPen(pen)
painter.drawPoint(self.player)
del painter, pen
def paintEvent(self, evt: QtGui.QPaintEvent) -> None:
super().paintEvent(evt)
painter = QtGui.QPainter(self)
try:
painter.fillRect(evt.rect(), Qt.white)
painter.translate(-self.xOffset(), 0)
self.renderTimeGrid(painter,
evt.rect().translated(self.xOffset(), 0),
show_numbers=True)
# loop markers
loop_start_time = self.__player_state.loopStartTime()
if loop_start_time is not None:
x = self.timeToX(loop_start_time)
painter.setBrush(Qt.black)
painter.setPen(Qt.NoPen)
polygon = QtGui.QPolygon()
polygon.append(QtCore.QPoint(x, 0))
polygon.append(QtCore.QPoint(x + 7, 0))
polygon.append(QtCore.QPoint(x + 2, 5))
polygon.append(QtCore.QPoint(x + 2, self.height() - 5))
polygon.append(QtCore.QPoint(x + 7, self.height()))
polygon.append(QtCore.QPoint(x, self.height()))
painter.drawPolygon(polygon)
loop_end_time = self.__player_state.loopEndTime()
if loop_end_time is not None:
x = self.timeToX(loop_end_time)
painter.setBrush(Qt.black)
painter.setPen(Qt.NoPen)
polygon = QtGui.QPolygon()
polygon.append(QtCore.QPoint(x - 6, 0))
polygon.append(QtCore.QPoint(x + 2, 0))
polygon.append(QtCore.QPoint(x + 2, self.height()))
polygon.append(QtCore.QPoint(x - 6, self.height()))
polygon.append(QtCore.QPoint(x, self.height() - 6))
polygon.append(QtCore.QPoint(x, 6))
painter.drawPolygon(polygon)
# playback time
x = self.timeToX(self.__player_state.currentTime())
painter.fillRect(x, 0, 2, self.height(), QtGui.QColor(0, 0, 160))
finally:
painter.end()
def _draw_text(self, event: QtG.QPaintEvent, painter: QtG.QPainter):
metrics = QtG.QFontMetrics(self.font())
elided_text = metrics.elidedText(self.text(), self._elide_mode,
self.width())
# noinspection PyTypeChecker
painter.drawText(event.rect(),
self.alignment() | QtC.Qt.AlignVCenter, elided_text)
def paintEvent(self, event: QPaintEvent) -> None:
qp = QPainter()
qp.begin(self)
qp.setRenderHint(QPainter.Antialiasing)
qp.fillRect(event.rect(), QBrush(Qt.white)) # or changed to Qt.white
self._drawPeptide(qp)
qp.end()
def paint_all(
self,
event: QPaintEvent,
bindings,
figures: Dict[str, Figure],
selected_figures: list,
created_figure: Optional[Figure] = None,
):
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.Antialiasing, True)
painter.fillRect(event.rect(), QBrush(QColor(255, 255, 255)))
painter.save()
painter.translate(*self._center)
# Paint all
paint.write_coordinates_near_pointer(painter, self._mouse_xy)
for figure in figures.values():
paint.paint_figure(painter, figure, 'basic')
paint.paint_bindings(painter, figures, bindings)
# Paint painted figure
if created_figure is not None:
paint.paint_figure(painter, created_figure, 'created')
# Paint selected figure
for selected_figure in selected_figures:
paint.paint_figure(painter, selected_figure, 'selected')
# Finish painting
painter.restore()
painter.end()
def paintEvent(self, event: QtGui.QPaintEvent):
# 通过一个绘图事件实现绘图。
paint = QtGui.QPainter()
paint.begin(self)
paint.setPen(QtGui.QColor(168, 34, 3))
paint.setFont(QtGui.QFont("STLiti", 20))
paint.drawText(event.rect(), QtCore.Qt.AlignCenter, self.text)
paint.end()
def drawText(self, e: QtGui.QPaintEvent, qp):
qp.setPen(QColor(168, 34, 3))
qp.setFont(QFont('Decorative', 10))
qp.drawText(e.rect(), Qt.AlignCenter, self.text)
size = self.size()
for i in range(1000):
x = random.randint(1, size.width() - 1)
y = random.randint(1, size.height() - 1)
qp.drawPoint(x, y)
def lineNumberAreaPaintEvent(self, event: QtGui.QPaintEvent) -> None:
painter = QtGui.QPainter(self.__line_number_area)
painter.fillRect(event.rect(), Qt.lightGray)
block = self.firstVisibleBlock()
block_number = block.blockNumber()
offset = self.contentOffset()
top = int(self.blockBoundingGeometry(block).translated(offset).top())
bottom = top + int(self.blockBoundingRect(block).height())
while block.isValid() and top <= event.rect().bottom():
if block.isVisible() and bottom >= event.rect().top():
number = str(block_number + 1)
painter.setPen(Qt.black)
width = self.__line_number_area.width()
height = self.fontMetrics().height()
painter.drawText(0, top, width, height, Qt.AlignRight, number)
block = block.next()
top = bottom
bottom = top + int(self.blockBoundingRect(block).height())
block_number += 1
def paintEvent(self, event: QPaintEvent):
p = QPainter(self)
if FLAT_STYLE:
p.fillRect(event.rect(), BASE_COLOR)
current = self._currentIndex
paintTab = self.paintTab
for i, tab in enumerate(self._tabs):
if i != current:
paintTab(p, i)
if current != -1:
paintTab(p, current)
def gutter_paint_event(self, event: QPaintEvent):
painter = QPainter(self.gutter)
painter.fillRect(event.rect(), QColor(Qt.lightGray).lighter(125))
block = self.firstVisibleBlock()
block_number = block.blockNumber()
top = self.blockBoundingGeometry(block).translated(
self.contentOffset()).top()
bottom = top + self.blockBoundingRect(block).height()
while block.isValid() and top <= event.rect().bottom():
if block.isVisible() and bottom >= event.rect().top():
line_number = block_number + 1
painter.setPen(Qt.black)
painter.drawText(0, top, self.gutter.width(),
self.fontMetrics().height(), Qt.AlignRight,
str(line_number))
block = block.next()
top = bottom
bottom = top + self.blockBoundingRect(block).height()
block_number += 1
def paintEvent(self, event: QPaintEvent) -> None:
"""
Overridden paintEvent of QWidget which repainting numbers in bar.
Args:
event(QPaintEvent): qt event object with event data
"""
if self.isVisible():
block = self.editor.firstVisibleBlock() # first visible block of editor
line_number = block.blockNumber() + 1# line of first visible block
font_height = self.fontMetrics().height() # height of used font for line numbers
painter = QPainter(self) # painter which will draw bar and numbers
painter.fillRect(event.rect(), QColor("#d3d7cf")) # fill the line number bar with some color TODO: configurable
painter.drawRect(0, 0, event.rect().width() - 1, event.rect().height() - 1) # draw line number bar border
font = painter.font() # actual font
current_block = self.editor.textCursor().block().blockNumber() + 1 # line of actual block under cursor
condition = True
while block.isValid() and condition:
block_geometry = self.editor.blockBoundingGeometry(block)
offset = self.editor.contentOffset()
block_top = block_geometry.translated(offset).top()
number_rect = QRect(5, block_top, self.width() - 5, font_height) # rectangle for the line number
font.setBold(line_number == current_block) # set bold line number for actual line
painter.setFont(font)
painter.drawText(number_rect, Qt.AlignLeft, str(line_number))
line_number += 1
condition = block_top <= event.rect().bottom()
block = block.next()
painter.end()
def drawBackground(self, qp: QPainter, event: QPaintEvent):
qp.fillRect(event.rect(), QColor(255, 255, 255))
pen = QPen(QColor(223, 223, 223), 1, Qt.SolidLine)
qp.setPen(pen)
x1 = 15
y1 = 15
x2 = event.rect().width() - 30
y2 = event.rect().height() - 30
qp.drawLine(x1, y1, x2, y1)
qp.drawLine(x2, y1, x2, y2)
qp.drawLine(x1, y1, x1, y2)
qp.drawLine(x1, y2, x2, y2)
pen = QPen(QColor(223, 223, 223), 1, Qt.DotLine)
qp.setPen(pen)
qp.drawLine(x1, (y1 + y2) / 4, x2, (y1 + y2) / 4)
qp.drawLine(x1, (y1 + y2) * 3 / 4, x2, (y1 + y2) * 3 / 4)
qp.drawLine((x1 + x2) / 4, y1, (x1 + x2) / 4, y2)
qp.drawLine((x1 + x2) / 2, y1, (x1 + x2) / 2, y2)
qp.drawLine((x1 + x2) * 3 / 4, y1, (x1 + x2) * 3 / 4, y2)
pen = QPen(QColor(0, 0, 0), 1, Qt.DotLine)
qp.setPen(pen)
qp.drawLine(x1, (y1 + y2) / 2, x2, (y1 + y2) / 2)
def paintEvent(self, event: QPaintEvent) -> None:
"""Process the paint event by repainting this Widget.
Parameters
----------
event : QPaintEvent
"""
super().paintEvent(event) # make sure the frame is painted
if self._features is not None:
painter = QPainter()
painter.begin(self)
self._drawFeatures(painter, event.rect())
painter.end()
def paintEvent(self, event: QPaintEvent) -> None:
"""Process the paint event by repainting this Widget.
Parameters
----------
event : QPaintEvent
"""
super().paintEvent(event) # make sure the frame is painted
if True: # self._autoencoder is not None
painter = QPainter()
painter.begin(self)
self._drawAutoencoder(painter, event.rect())
painter.end()
def statusAreaPaintEvent(self, event: QPaintEvent):
painter = QPainter(self._statusArea)
painter.fillRect(event.rect(), Qt.lightGray)
block = self.firstVisibleBlock()
top = qRound(
self.blockBoundingGeometry(block).translated(
self.contentOffset()).top())
bottom = top + qRound(self.blockBoundingRect(block).height())
while block.isValid() and top <= event.rect().bottom():
if block.isVisible() and bottom >= event.rect().top():
painter.setPen(Qt.red)
painter.drawText(
0,
top,
self._statusArea.width(),
self.fontMetrics().height(),
Qt.AlignRight,
MARK if block.userState() == self._State.Error else NOMARK,
)
block = block.next()
top = bottom
bottom = top + qRound(self.blockBoundingRect(block).height())
def paintEvent(self, paint_event: QPaintEvent):
super().paintEvent(paint_event)
if self._pixmap is None:
return
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
pix_size: QSize = self._pixmap.size()
pix_size.scale(paint_event.rect().size(), Qt.KeepAspectRatio)
scaled_pix: QPixmap = self._pixmap.scaled(pix_size, Qt.KeepAspectRatio,
Qt.SmoothTransformation)
painter.drawPixmap(QPoint(), scaled_pix)
def lineNumberAreaPaintEvent(self, event: QtGui.QPaintEvent):
painter = QtGui.QPainter(self.lineNumberArea)
painter.fillRect(event.rect(), QtCore.Qt.lightGray)
block = self.firstVisibleBlock()
blockNumber = block.blockNumber()
top = int(
self.blockBoundingGeometry(block).translated(
self.contentOffset()).top())
bottom = top + int(self.blockBoundingRect(block).height())
while block.isValid() and top <= event.rect().bottom():
if block.isVisible() and bottom >= event.rect().top():
number = format(blockNumber + 1, "d")
painter.setPen(QtCore.Qt.darkGray)
font = painter.font()
font.setWeight(QtGui.QFont.Bold)
painter.setFont(font)
painter.drawText(0, top,
self.lineNumberArea.width() - 3,
self.fontMetrics().height(),
QtCore.Qt.AlignRight, number)
block = block.next()
top = bottom
bottom = top + int(self.blockBoundingRect(block).height())
blockNumber += 1
def paintEvent(self, event: QPaintEvent) -> NoReturn:
rect: QRect = event.rect()
spacing = 25
paint = QPainter()
paint.begin(self)
for i in range(rect.x(), rect.x() + rect.width() + spacing, spacing):
for j in range(rect.y(),
rect.y() + rect.height() + spacing, spacing):
paint.drawPoint(
QPointF(
int(i / spacing) * spacing,
int(j / spacing) * spacing))
pen = QPen(Qt.black, 3, Qt.SolidLine, Qt.RoundCap)
for wire in WorkspaceView.wires:
pen.setColor(Qt.blue if wire.selected else Qt.black)
paint.setPen(pen)
paint.drawLine(wire.output, wire.input)
paint.end()
def paintEvent(self, event: QPaintEvent):
if self.isVisible():
block: QTextBlock = self.editor.firstVisibleBlock()
height: int = self.fontMetrics().height()
number: int = block.blockNumber()
painter = QPainter(self)
painter.fillRect(event.rect(), QColor(53, 53, 53))
# painter.drawRect(0, 0, event.rect().width() - 1, event.rect().height() - 1)
font = painter.font()
font.setPointSize(15)
for blocks in self.editor.currentlyVisibleBlocks:
bl: QTextBlock = blocks[-1]
blockGeometry: QRectF = self.editor.blockBoundingGeometry(bl)
offset: QPointF = self.editor.contentOffset()
blockTop: float = float(
blockGeometry.translated(offset).top() + 2)
rect: QRect = QRect(0, blockTop, self.width(), height)
painter.drawText(rect, Qt.AlignRight,
str(bl.blockNumber() + 1))
painter.end()
def canvasPaintEvent(self, ev : QPaintEvent):
print(self.counter, ' ', end='')
self.counter += 1
repaintRect = ev.rect()
repaintArea = Rectangle(repaintRect.x(), repaintRect.y(), repaintRect.width(),
repaintRect.height())
painter = QPainter(self.w)
thumbRequested = False
cells = self.layoutEngine.getVisibleCells(repaintArea)
for cellNum, cell in cells.items():
thumb = self.items[cellNum]
if thumb.getPath() in self.thumbs:
self.drawThumnail(cellNum, self.thumbs[thumb.getPath()], thumb, cell, painter)
else:
if not thumbRequested:
self.needThumb.emit(cellNum, thumb.getPath())
thumbRequested = True
self.drawThumnail(cellNum, self.noThumbPixmap, self.items[cellNum],
cell, painter)
def canvasPaintEvent(self, ev: QPaintEvent):
print(self.counter, ' ', end='')
self.counter += 1
repaintRect = ev.rect()
repaintArea = Rectangle(repaintRect.x(), repaintRect.y(),
repaintRect.width(), repaintRect.height())
painter = QPainter(self.w)
thumbRequested = False
cells = self.layoutEngine.getVisibleCells(repaintArea)
for cellNum, cell in cells.items():
thumb = self.items[cellNum]
if thumb.getPath() in self.thumbs:
self.drawThumnail(cellNum, self.thumbs[thumb.getPath()], thumb,
cell, painter)
else:
if not thumbRequested:
self.needThumb.emit(cellNum, thumb.getPath())
thumbRequested = True
self.drawThumnail(cellNum, self.noThumbPixmap,
self.items[cellNum], cell, painter)
def paintEvent(self, evt):
"""Change event which only fires when visual change happens.
This fixes the normal valueChanged event firing 3-8 times
per frame, when dragging the slider."""
#print('frame draw time', time.perf_counter()-self._fpsMonitorLastFrame, 'sec')
self._fpsMonitorLastFrame = time.perf_counter()
clippedEvt = QPaintEvent(self.visibleRegion())
super().paintEvent(clippedEvt)
val = self.value()
if val != self.__lastValue:
self.__lastValue = val
self.debounce.valueChanged.emit(val)
if self._userGeneratedEvent:
self._userGeneratedEvent = False
self.debounce.sliderMoved.emit(val)
#Move the focus ring with the slider.
self.tryRefocus()
def paintEvent(self, e: QtGui.QPaintEvent):
painter = QtGui.QPainter(self)
rect = e.rect()
rect.adjust(0, 0, -1, -1)
painter.setPen(self.pen)
painter.drawRect(rect)
def paintEvent(self, event: QtGui.QPaintEvent) -> None:
painter = QtGui.QPainter(self.label.pixmap())
painter.drawImage(event.rect(), self.image, self.rect())
def draw(self, q_painter: QtGui.QPainter, q_paint_event: QtGui.QPaintEvent):
if self.visible:
self._q_painter = q_painter
q_painter.setRenderHint(QtGui.QPainter.Antialiasing)
self._window_rect = q_paint_event.rect()
self._build()
def paintEvent(self, event: QPaintEvent):
_start = perf_counter()
num = self.num_tabs
selected = self.selected
arrow_width = self._arrow_width
height = self.height()
width = self._button_width
first_width = self._first_button_width
button = self._button_path
button_box = QRect(0, 0, width + arrow_width, height)
first_box = QRect(0, 0, first_width + arrow_width, height)
icon_area = QRect(arrow_width + 10, 0, max(48, width / 2), height)
text_box = QRect(arrow_width, 0, width - arrow_width, height)
text_flags = Qt.AlignCenter | Qt.AlignVCenter
states = self.states
painter = QPainter(self)
region = event.region()
painter.setClipRegion(region)
#torender = self._tabs_within(event.region())
#print("regions:")
#for rect in event.region().rects():
# print(" - ", rect)
#painter.setPen(Qt.NoPen)
painter.setPen(
QPen(Qt.black, 2, Qt.SolidLine, Qt.RoundCap, Qt.RoundJoin))
titleFont = painter.font()
titleFont.setPointSizeF(14)
titleFont.setBold(True)
painter.setFont(titleFont)
painter.translate(num * width + first_width, 0)
if region.intersects(painter.transform().mapRect(button_box)):
painter.setBrush(states[num].get_color(num == selected))
painter.drawPath(self._last_button_path)
for i in reversed(range(num)):
painter.translate(-width, 0)
if not region.intersects(painter.transform().mapRect(button_box)):
continue
painter.setBrush(states[i].get_color(i == selected))
painter.drawPath(button)
if states[i].state == State.ACTIVE:
painter.save()
painter.setPen(Qt.NoPen)
gw = (width + self._arrow_width) * 2
gradient = QLinearGradient(0, 0, gw, 0)
value = self._working_anim.value
gradient.setColorAt(max(0.0, value - 0.2),
QColor(255, 255, 255, 0))
gradient.setColorAt(value, QColor(255, 255, 255, 180))
gradient.setColorAt(min(1.0, value + 0.2),
QColor(255, 255, 255, 0))
brush = QBrush(gradient)
brush.setTransform(brush.transform().translate(-gw / 4, 0))
gradient_height = int(height * 0.2)
painter.setBrush(brush)
#painter.setClipRect(0, 0, width+self._arrow_width, gradient_height)
#painter.drawPath(button)
#painter.setClipRect(0, height-gradient_height, width+self._arrow_width, gradient_height)
painter.drawPath(button)
self._active_box = painter.transform().mapRect(button_box)
painter.restore()
#if states[i].icon:
# states[i].icon.paint(painter, icon_area)
text = states[i].text
if text:
_, _, short = text.rpartition('-')
painter.drawText(text_box, text_flags, short.capitalize())
if region.intersects(first_box):
painter.resetTransform()
painter.setBrush(State.UNKNOWN.get_color(-1 == selected))
painter.drawPath(self._first_button_path)
if self.is_running:
icon = self.style().standardIcon(QStyle.SP_MediaStop)
else:
icon = self.style().standardIcon(QStyle.SP_MediaPlay)
size = min(self._first_button_width, self.height()) * 0.8
painter.translate(5, (self.height() - size) / 2)
icon.paint(painter, QRect(0, 0, size, size))
_end = perf_counter()
if not self._paint_times:
self._paint_times = times = []
else:
times = self._paint_times
times.append(_end - _start)
if len(times) > 60:
avg = sum(times) / len(times) * 1000000
print("Average render time %.2fns" % (avg, ))
self._paint_times = None
