def paintEvent(self, event):
super(PixmapWidget, self).paintEvent(event)
if not self.pixmap or self.pixmap.isNull():
return
p = QPainter(self)
source = QRect(0, 0, self.pixmap.width(), self.pixmap.height())
sw = float(source.width())
sh = float(source.height())
tw = float(self.width())+1
th = float(self.height())+1
tx = 0
ty = 0
if sw/tw > sh/th:
ntw = tw
nth = sh/sw*tw
ty = (th-nth)/2
else:
nth = th
ntw = sw/sh*th
tx = (tw-ntw)/2
target = QRect(tx, ty, ntw, nth)
p.setBrush(self.bgBrush)
p.setPen(self.bgPen)
p.drawRect(self.rect())
p.drawPixmap(target, self.pixmap, source)
def lineComponent(self):
linePainter = QPainter(self)
linePainter.setRenderHint(QPainter.Antialiasing)
penLine = QPen()
penLine.setStyle(self.rpb_lineStyle)
penLine.setWidth(self.lineWidth)
penLine.setBrush(
QColor(self.lineColor[0], self.lineColor[1], self.lineColor[2]))
penLine.setCapStyle(self.rpb_lineCap)
penLine.setJoinStyle(Qt.RoundJoin)
linePainter.setPen(penLine)
linePainter.drawArc(self.positionX + self.posFactor,
self.positionY + self.posFactor,
self.rpb_Size - self.sizeFactor,
self.rpb_Size - self.sizeFactor,
self.startPosition, self.rpb_value)
linePainter.end()
def paintEvent(self, event):
super(QtBubbleLabel, self).paintEvent(event)
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing) # 抗锯齿
rectPath = QPainterPath() # 圆角矩形
height = self.height() - 8 # 往上偏移8
rectPath.addRoundedRect(QRectF(0, 0, self.width(), height), 5, 5)
x = self.width() / 5 * 4
# 边框画笔
painter.setPen(
QPen(self.BorderColor, 1, Qt.SolidLine, Qt.RoundCap, Qt.RoundJoin))
# 背景画刷
painter.setBrush(self.BackgroundColor)
# 绘制形状
painter.drawPath(rectPath)
def notifyImage(self, x: int, y: int, qimage: QImage, width: int,
height: int):
"""
Draw an image on the buffer.
:param x: x position of the new image
:param y: y position of the new image
:param qimage: new QImage
:param width: width of the new image
:param height: height of the new image
"""
#fill buffer image
qp = QPainter(self._buffer)
qp.drawImage(x, y, qimage, 0, 0, width, height)
#force update
self.update()
def paint_with_opacity(pixmap: QPixmap, opacity: float):
transparent_image = QImage(QSize(36, 36),
QImage.Format_ARGB32_Premultiplied)
transparent_image.fill(Qt.transparent)
painter = QPainter(transparent_image)
painter.setOpacity(opacity)
painter.drawPixmap(18 - pixmap.width() / 2, 18 - pixmap.height() / 2,
pixmap)
painter.end()
return QPixmap.fromImage(transparent_image)
def paintEvent(self, event):
painter = QPainter(self)
self.snake.paint(painter)
self.network_painter.paint(painter)
painter.setPen(QPen())
painter.drawText(170, 20, 'state: {}'.format(self.snakegenetic.state))
painter.drawText(170, 40,
'generation: {}'.format(self.snakegenetic.generation))
self.linechart.paint(painter)
def drawForeground(self, painter: QtGui.QPainter, rect: QtCore.QRectF):
"""Draw the foreground pixmap, updates if None."""
if self.foreground_pixmap is None:
self.updateForeground(rect)
painter.save()
painter.resetTransform()
# Draw the actual overlay
painter.drawPixmap(0, 0, self.foreground_pixmap)
painter.restore()
def paintEvent(self, event):
mapP = QPainter()
mapP.begin(self)
mapP.drawImage(self.centralGP.x(),self.centralGP.y(),self.mapPx)
mapP.end()
self.drawRobot(self.robotM,'blue')
self.drawRobot(self.robotG,'purple')
self.drawElts(self.staticElts,'black','pink')
self.drawElts([self.robotM_traget,self.robotG_traget],'red','white')
def paintEvent(self,event):
super(QPushColorButton, self).paintEvent(event)
size = 13
height = (self.height() - size)/2
width = (self.width() - size)/2
qp = QPainter(self)
# qp.begin(self)
qp.setPen(Qt.NoPen)
qp.setBrush(self.currentColor)
qp.drawRect(width, height, size, size)
def draw_cube(self, qp: QPainter):
x, y = self.__cur_position
qp.drawLine(x - self._center_shift, y - self._center_shift,
x + self._center_shift, y - self._center_shift)
qp.drawLine(x + self._center_shift, y - self._center_shift,
x + self._center_shift, y + self._center_shift)
qp.drawLine(x + self._center_shift, y + self._center_shift,
x - self._center_shift, y + self._center_shift)
qp.drawLine(x - self._center_shift, y + self._center_shift,
x - self._center_shift, y - self._center_shift)
def paintEvent(self, event):
pixmap = self.pixmap
painter = QPainter(self)
if self.isChecked(
): # Todo only if rotate button is clicked rotate. we have to fix this -> src.main.PdfConverter.rotate_button(self).isClicked()
painter.translate(self.width(), 0)
self.rotate += 90
self.rotate %= 360
painter.rotate(90)
painter.drawPixmap(event.rect(), pixmap)
def paintEvent(self, event):
"""
Redraw application.
"""
super(TileEd, self).paintEvent(event)
painter = QPainter(self)
painter.setPen(QColor(127, 127, 127))
# Only update the region that need updating
x1 = int(event.rect().x() // self.scale // self.tile_size[0]) - 1
y1 = int(event.rect().y() // self.scale // self.tile_size[1]) - 1
x2 = int(
event.rect().width() // self.scale // self.tile_size[0]) + x1 + 3
y2 = int(
event.rect().height() // self.scale // self.tile_size[1]) + y1 + 3
if x1 < 0:
x1 = 0
if y1 < 0:
y1 = 0
if x2 > self.size[0]:
x2 = self.size[0]
if y2 > self.size[1]:
y2 = self.size[1]
for y in range(y1, y2):
for x in range(x1, x2):
tile = self.get_tile(x, y)
posx, posy = self.get_tile_map_coords(tile)
painter.drawPixmap(x * self.tile_size[0] * self.scale,
y * self.tile_size[1] * self.scale,
self.tile_size[0] * self.scale,
self.tile_size[1] * self.scale, self.pixmap,
posx, posy, self.tile_size[0],
self.tile_size[1])
if self.show_grid:
painter.drawRect(x * self.tile_size[0] * self.scale,
y * self.tile_size[1] * self.scale,
self.tile_size[0] * self.scale,
self.tile_size[1] * self.scale)
painter.end()
def mousePressEvent(self, event):
if not self._photo.pixmap().isNull():
if event.button() == QtCore.Qt.LeftButton:
self.save_state()
self.start = True
self.painter = QPainter(self.seg_image)
if self.erase:
self.painter.setCompositionMode(
QPainter.CompositionMode_Clear)
self.painter.setPen(self.segmenter_pen)
self.paint_point(event.pos())
elif event.button() == QtCore.Qt.RightButton:
if not self._photo.pixmap().isNull():
self.setDragMode(QGraphicsView.ScrollHandDrag)
self.scroll_origin = self.mapToScene(event.pos())
# if self._photo.isUnderMouse():
# self.photoClicked.emit(self.mapToScene(event.pos()).toPoint())
super(ImageSegmenterView, self).mousePressEvent(event)
def drawBorder(self, painter: QPainter) -> None:
if self.__borderWidth <= 0: return
painter.save()
pen: QPen = QPen()
pen.setWidth(self.__borderWidth)
pen.setColor(self.__tempColor)
painter.setPen(pen)
painter.setBrush(Qt.NoBrush)
rect: QRect = QRect(self.__borderWidth // 2,
self.__borderWidth // 2,
self.width() - self.__borderWidth,
self.height() - self.__borderWidth)
painter.drawRoundedRect(rect, self.__borderRadius, self.__borderRadius)
painter.restore()
def paintEvent(self, event: QPaintEvent) -> None:
# 绘制准备工作,启用反锯齿
painter: QPainter = QPainter(self)
painter.setRenderHints(QPainter.Antialiasing | QPainter.TextAntialiasing)
# 绘制边框
self.drawBorder(painter)
# 绘制标题
self.drawTitle(painter)
def paintEvent(self, event):
super().paintEvent(event)
if self._camera is not None:
painter = QPainter(self)
_, frame = self._camera.read()
# Convert BGR to RGB.
frame = cv.cvtColor(frame, cv.COLOR_BGR2RGB)
# Scale the frame to match widget's width.
new_width = self.width() // 4 * 4
self.frame = imutils.resize(frame, width=new_width)
# Paint the frame.
(h, w) = self.frame.shape[:2]
self.q_image = QImage(self.frame, w, h, QImage.Format_RGB888)
q_pixmap = QPixmap.fromImage(self.q_image)
painter.drawPixmap(0, 0, q_pixmap)
def __init__(self):
super(Plotting, self).__init__()
self.s = 60 # size
self.hs = self.s / 2
self.pixmap = QPixmap(self.s, self.s)
self.plot_range = 3.0
# self.plot(plot_sin)
self.tick_timer = QTimer()
self.tick_timer.setInterval(50)
self.tick_timer.timeout.connect(self.tick)
self.tick_timer.start()
self.counter = 0.1
self.painter = QPainter(self.pixmap)
self.painter.fillRect(QRect(0, 0, self.s, self.s), QColor())
self.painter.translate(self.hs, self.hs)
def paint(
self, painter: QPainter, option: QStyleOptionViewItem, index: QModelIndex
):
model = index.model()
value = model.data(index, Qt.DisplayRole)
if index not in self._dict_frames or isinstance(value, Group):
frame = self.get_frame(value)
self._dict_frames[index] = frame
else:
frame = self._dict_frames[index]
frame.setFixedSize(option.rect.size())
ratio = self.parent().devicePixelRatioF()
pixmap = QPixmap(frame.size() * ratio)
pixmap.setDevicePixelRatio(ratio)
frame.render(pixmap, QPoint(), QRegion())
painter.drawPixmap(option.rect, pixmap)
if index in self.parent().selectedIndexes():
fill_selection(option, painter)
def paintEvent(self, event: QPaintEvent) -> None:
# 绘制准备工作,启用反锯齿
painter: QPainter = QPainter(self)
painter.setRenderHints(QPainter.Antialiasing | QPainter.TextAntialiasing)
# 绘制背景
self.drawBg(painter)
# 绘制文字
self.drawText(painter)
def paintEvent(self, event):
p = QPainter(self)
# 선 모두 그리기
for _ in self.map_mem['L'].keys():
self.draw_line(p, self.map_mem['L'][_])
for _ in self.map_mem['R'].keys():
self.draw_box(p, self.map_mem['R'][_])
self.update()
def drawValue(self, painter: QPainter) -> None:
if not self.__showValue: return
radius: int = 100
painter.save()
painter.setPen(self.__textColor)
font: QFont = QFont()
font.setPixelSize(radius - 50 if self.__showPointer else radius - 15)
font.setBold(True)
painter.setFont(font)
textRect: QRectF = QRectF(-radius, -radius, radius * 2, radius * 2)
value = round(self.__value, self.__precision)
strValue: str = str(
int(value)) if self.__precision is 0 else str(value)
painter.drawText(textRect, Qt.AlignCenter, strValue)
painter.restore()
def drawValue(self, painter: QPainter) -> None:
painter.save()
painter.setPen(Qt.NoPen)
# 定义了画刷则取画刷,可以形成渐变效果
painter.setBrush(
QBrush(self.__valueColor if self.__valueBrush ==
Qt.NoBrush else self.__valueBrush))
# 计算当前值对应的百分比
step: float = self.__value / (self.__maxValue - self.__minValue)
progress: int = int((self.width() - self.__padding * 2) * step)
rect: QRect = QRect(self.__padding, (self.height() // 3) * 2, progress,
int(self.height() / 3))
painter.drawRoundedRect(rect, self.__radius, self.__radius)
painter.restore()
def paintEvent(self, event: QPaintEvent) -> None:
# 绘制准备工作,启用反锯齿,平移坐标轴中心,等比例缩放
painter: QPainter = QPainter(self)
painter.setRenderHints(QPainter.Antialiasing
| QPainter.TextAntialiasing)
self.drawBg(painter) # 绘制背景
self.drawTip(painter) # 绘制上部分提示信息
self.drawValue(painter) # 绘制进度
def export(self, filename):
self.printer = QPrinter()
self.printer.setOutputFormat(QPrinter.PdfFormat)
self.printer.setOutputFileName(filename)
self.printer.setPageMargins(QMarginsF(0, 0, 0, 0))
self.printer.setResolution(96)
self.printer.setFullPage(True)
pages = self.document['pages']
if pages:
page = pages[0]
self.printer.setPageSizeMM(QSizeF(page.width / mm, page.height / mm))
self.painter = QPainter()
self.painter.begin(self.printer)
self._isFirstPage = True
for page in pages:
self.exportPage(page)
self._isFirstPage = False
self.painter.end()
def get_whole_scene_img(self):
self.hide_proxies()
img = QImage(self.sceneRect().width() / self.total_scale_div,
self.sceneRect().height() / self.total_scale_div,
QImage.Format_RGB32)
img.fill(Qt.transparent)
painter = QPainter(img)
painter.setRenderHint(QPainter.Antialiasing)
rect = QRectF()
rect.setLeft(-self.viewport().pos().x())
rect.setTop(-self.viewport().pos().y())
rect.setWidth(img.rect().width())
rect.setHeight(img.rect().height())
# rect is right... but it only renders from the viewport's point down-and rightwards, not from topleft (0,0) ...
self.render(painter, rect, rect.toRect())
self.show_proxies()
return img
def drawBaseImage(self, backgroundFile, titleText, titleFont, fontSize, alignment,\
xOffset, yOffset, textColor, visColor):
if backgroundFile == '':
im = Image.new("RGB", (1280, 720), "black")
else:
im = Image.open(backgroundFile)
if self._image == None or not self.lastBackgroundImage == backgroundFile:
self.lastBackgroundImage = backgroundFile
# resize if necessary
if not im.size == (1280, 720):
im = im.resize((1280, 720), Image.ANTIALIAS)
self._image = ImageQt(im)
self._image1 = QtGui.QImage(self._image)
painter = QPainter(self._image1)
font = titleFont
font.setPixelSize(fontSize)
painter.setFont(font)
painter.setPen(QColor(*textColor))
yPosition = yOffset
fm = QtGui.QFontMetrics(font)
if alignment == 0: #Left
xPosition = xOffset
if alignment == 1: #Middle
xPosition = xOffset - fm.width(titleText) / 2
if alignment == 2: #Right
xPosition = xOffset - fm.width(titleText)
painter.drawText(xPosition, yPosition, titleText)
painter.end()
buffer = QtCore.QBuffer()
buffer.open(QtCore.QIODevice.ReadWrite)
self._image1.save(buffer, "PNG")
strio = io.BytesIO()
strio.write(buffer.data())
buffer.close()
strio.seek(0)
return Image.open(strio)
def paintEvent(self, event: QPaintEvent):
super().paintEvent(event)
painter = QPainter(self)
painter.setPen(Qt.NoPen)
painter.setBrush(self.color)
painter.drawRect(
0, 0,
round((self._value - self._min_value) /
(self._max_value - self._min_value) * self.width()),
self.height())
def paintEvent(self, event:QPaintEvent):
"""
draws background
:param event:
:return: None
"""
custom_painter = QPainter(self)
custom_painter.fillRect(self.rect(), self.back_color)
custom_painter.setPen(self.border_color)
custom_painter.drawRect(0,0, self.rect().width()-1, self.rect().height()-1)
def __init__(self, parent, fn, *args):
super(LoadingBar, self).__init__(parent)
self.fn = fn
self.args = args
self.worker = Worker(fn, *args)
self.worker.signals.result.connect(
main_window.MainWindow.get_instance().calc_done)
main_window.MainWindow.get_instance().threadpool.start(self.worker)
# overlay
# make the window frameless
self.loading_icon = QSvgRenderer('resources/images/loading_icon.svg')
self.qp = QPainter()
self.setWindowFlags(Qt.FramelessWindowHint)
self.setAttribute(Qt.WA_TranslucentBackground)
self.fillColor = QColor(30, 30, 30, 120)
self.penColor = QColor("#333333")
self.close_btn = QPushButton(self)
self.close_btn.setText("Abbrechen")
font = QFont()
font.setPixelSize(18)
font.setBold(True)
self.close_btn.setFont(font)
self.close_btn.setStyleSheet("QPushButton {"
"background-color: #EAEAEA;"
"border: None;"
"padding-top: 12px;"
"padding-bottom: 12px;"
"padding-left: 20px;"
"padding-right: 20px;"
"}"
"QPushButton:hover {"
"background-color: #DFDFDF;"
"}")
#self.close_btn.setFixedSize(30, 30)
self.close_btn.clicked.connect(self._onclose)
self.signals = LoadingBarSignals()
def paint(self, painter: QPainter, option: QStyleOptionGraphicsItem,
widget: QWidget) -> None:
"""
Paint the graphics of the action wrapper including action name, number, and ports.
:param painter: This draws the widget.
:type painter: QPainter
:param option: Option for the style of graphic.
:type option: QStyleOptionGraphicsItem
:param widget: Index for the painted graphic.
:type widget: QWidget
:return: None
:rtype: NoneType
"""
pen = QPen()
pen.setColor(self.lineColor)
pen.setWidth(MoveButton.PEN_WIDTH)
painter.setPen(pen)
painter.setBrush(self.bgColor)
x = -MoveButton.WIDTH / 2
y = -MoveButton.HEIGHT / 2
painter.drawRect(x, y, MoveButton.WIDTH, MoveButton.HEIGHT)
# calculate arrow points as if it were facing down, then flip if necessary.
vertexX = 0
vertexY = MoveButton.HEIGHT / 4
leftX = -MoveButton.WIDTH / 4
leftY = -MoveButton.HEIGHT / 4
rightX = MoveButton.WIDTH / 4
rightY = -MoveButton.HEIGHT / 4
if self.direction == MoveButton.Direction.Up:
vertexX *= -1
vertexY *= -1
leftX *= -1
leftY *= -1
rightX *= -1
rightY *= -1
painter.drawLine(vertexX, vertexY, rightX, rightY)
painter.drawLine(vertexX, vertexY, leftX, leftY)
def _draw_objects(self, painter: QPainter, level: Level):
for level_object in level.get_all_objects():
level_object.render()
level_object.draw(painter, self.block_length, self.transparency)
if level_object.selected:
painter.save()
painter.setPen(QPen(QColor(0x00, 0x00, 0x00, 0x80), width=1))
painter.drawRect(level_object.get_rect(self.block_length))
painter.restore()
def _drawTiles(self, source):
x = self.padding
y = self.padding
sx = 0
sy = 0
doReorder = self.forcePot & self.reorder
painter = QPainter(self._target)
for j in range(self._rows):
for i in range(self._cols):
painter.drawPixmap(x, y, source, sx, sy, self.tileWidth, self.tileHeight)
x += self._gridWidth
if doReorder and x >= self._targetWidth - self._gridWidth:
x = self.padding
y += self._gridHeight
sx += self.tileWidth
if not doReorder:
x = self.padding
y += self._gridHeight
sx = 0
sy += self.tileHeight
def createDropTextPixmap(self):
pixmap = QPixmap(481, 300)
pixmap.fill(QColor("#333333"))
painter = QPainter(pixmap)
font = QFont("Arial")
font.setPixelSize(28)
font.setBold(True)
fm = QFontMetrics(font)
painter.setFont(font)
painter.setPen(QPen(QColor("#888888"), 1))
text = "Drop the tileset image here"
x = (pixmap.width()-fm.width(text))/2
y = (pixmap.height()+fm.height())/2
painter.drawText(x, y, text)
del painter
return pixmap
def paint(self, painter: QPainter, styleOption: QStyleOptionGraphicsItem, widget: QWidget=None):
pen = QPen()
pen.setWidthF(0.05)
pen.setColor(Qt.darkGray)
painter.setPen(pen)
brush = QBrush()
brush.setColor(self.color)
brush.setStyle(Qt.SolidPattern)
painter.setBrush(brush)
topLeft = QPointF(0, 0)
bottomRight = QPointF(1, 1)
rectangle = QRectF(topLeft, bottomRight)
rectangle.translate(-0.5, -0.5)
painter.drawRect(rectangle)
def testFromData(self):
picture = QPicture()
painter = QPainter()
painter.begin(picture)
painter.drawEllipse(10, 20, 80, 70)
painter.end()
data = picture.data()
picture2 = QPicture()
picture2.setData(data)
self.assertEqual(picture2.data(), picture.data())
w = MyWidget()
w._picture = picture2
w._app = self.app
QTimer.singleShot(300, w.show)
self.app.exec_()
def paintEvent(self, event):
rect = QRect(10, 20, 80, 60)
path = QPainterPath()
path.moveTo(20, 80)
path.lineTo(20, 30)
path.cubicTo(80, 0, 50, 50, 80, 80)
startAngle = 30 * 16
arcLength = 120 * 16
painter = QPainter(self)
painter.setPen(self.pen)
painter.setBrush(self.brush)
if self.antialiased:
painter.setRenderHint(QPainter.Antialiasing)
for x in range(0, self.width(), 100):
for y in range(0, self.height(), 100):
painter.save()
painter.translate(x, y)
if self.transformed:
painter.translate(50, 50)
painter.rotate(60.0)
painter.scale(0.6, 0.9)
painter.translate(-50, -50)
if self.shape == RenderArea.Line:
painter.drawLine(rect.bottomLeft(), rect.topRight())
elif self.shape == RenderArea.Points:
painter.drawPoints(RenderArea.points)
elif self.shape == RenderArea.Polyline:
painter.drawPolyline(RenderArea.points)
elif self.shape == RenderArea.Polygon:
painter.drawPolygon(RenderArea.points)
elif self.shape == RenderArea.Rect:
painter.drawRect(rect)
elif self.shape == RenderArea.RoundedRect:
painter.drawRoundedRect(rect, 25, 25, Qt.RelativeSize)
elif self.shape == RenderArea.Ellipse:
painter.drawEllipse(rect)
elif self.shape == RenderArea.Arc:
painter.drawArc(rect, startAngle, arcLength)
elif self.shape == RenderArea.Chord:
painter.drawChord(rect, startAngle, arcLength)
elif self.shape == RenderArea.Pie:
painter.drawPie(rect, startAngle, arcLength)
elif self.shape == RenderArea.Path:
painter.drawPath(path)
elif self.shape == RenderArea.Text:
painter.drawText(rect, Qt.AlignCenter,
"PySide 2\nQt %s" % qVersion())
elif self.shape == RenderArea.Pixmap:
painter.drawPixmap(10, 10, self.pixmap)
painter.restore()
painter.setPen(self.palette().dark().color())
painter.setBrush(Qt.NoBrush)
painter.drawRect(QRect(0, 0, self.width() - 1, self.height() - 1))
def paintEvent(self, e):
p = QPainter(self)
self._info = p.fontInfo()
self._app.quit()
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, event):
painter = QPainter(self)
painter.fillRect(self.rect(), Qt.black)
if self.pixmap.isNull():
painter.setPen(Qt.white)
painter.drawText(self.rect(), Qt.AlignCenter,
"Rendering initial image, please wait...")
return
if self.curScale == self.pixmapScale:
painter.drawPixmap(self.pixmapOffset, self.pixmap)
else:
scaleFactor = self.pixmapScale / self.curScale
newWidth = int(self.pixmap.width() * scaleFactor)
newHeight = int(self.pixmap.height() * scaleFactor)
newX = self.pixmapOffset.x() + (self.pixmap.width() - newWidth) / 2
newY = self.pixmapOffset.y() + (self.pixmap.height() - newHeight) / 2
painter.save()
painter.translate(newX, newY)
painter.scale(scaleFactor, scaleFactor)
exposed, _ = painter.matrix().inverted()
exposed = exposed.mapRect(self.rect()).adjusted(-1, -1, 1, 1)
painter.drawPixmap(exposed, self.pixmap, exposed)
painter.restore()
text = "Use mouse wheel or the '+' and '-' keys to zoom. Press and " \
"hold left mouse button to scroll."
metrics = painter.fontMetrics()
textWidth = metrics.width(text)
painter.setPen(Qt.NoPen)
painter.setBrush(QColor(0, 0, 0, 127))
painter.drawRect((self.width() - textWidth) / 2 - 5, 0, textWidth + 10,
metrics.lineSpacing() + 5)
painter.setPen(Qt.white)
painter.drawText((self.width() - textWidth) / 2,
metrics.leading() + metrics.ascent(), text)
def paintEvent(self, event):
contents_y = self.edit.verticalScrollBar().value()
page_bottom = contents_y + self.edit.viewport().height()
font_metrics = self.fontMetrics()
current_block = self.edit.document().findBlock(self.edit.textCursor().position())
painter = QPainter(self)
line_count = 0
block = self.edit.document().begin()
while block.isValid():
line_count += 1
position = self.edit.document().documentLayout().blockBoundingRect(block).topLeft()
if position.y() > page_bottom:
break
bold = False
if block == current_block:
bold = True
font = painter.font()
font.setBold(True)
painter.setFont(font)
self.current = line_count
painter.drawText(self.width() - font_metrics.width(str(line_count)) - 10,
round(position.y()) - contents_y + font_metrics.ascent(),
str(line_count))
if bold:
font = painter.font()
font.setBold(False)
painter.setFont(font)
block = block.next()
self.highest_line = line_count
painter.end()
QWidget.paintEvent(self, event)
def paintEvent(self, e):
p = QPainter(self)
p.drawPicture(0, 0, self._picture)
self._app.quit()
def paintEvent(self, paintEvent: QPaintEvent):
painter = QPainter(self)
painter.setBackgroundMode(Qt.TransparentMode)
painter.setRenderHint(QPainter.Antialiasing)
brush = QBrush()
brush.setStyle(Qt.SolidPattern)
pen = QPen()
pen.setJoinStyle(Qt.RoundJoin)
pen.setCapStyle(Qt.RoundCap)
center = QPoint(self.width() // 2, self.height() // 2)
radius = 0.45 * min(self.width(), self.height())
pen.setColor(self.palette().color(self.color[0]))
brush.setColor(self.palette().color(self.color[1]))
if self.highlight is True:
pen.setColor(self.palette().color(QPalette.Highlight))
pen.setWidth(round(0.15 * radius))
painter.setBrush(brush)
painter.setPen(pen)
painter.drawEllipse(center, radius, radius)
if self.checked is True:
brush.setColor(self.palette().color(QPalette.Background))
pen.setColor(self.palette().color(QPalette.Background))
painter.setPen(pen)
painter.setBrush(brush)
painter.drawEllipse(center, 0.40 * radius, 0.40 * radius)
del painter, brush, pen
def testSetBrushGradient(self):
painter = QPainter()
gradient = QLinearGradient(0, 0, 0, 0)
painter.setBrush(gradient)
def paintEvent(self, event):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing, self.antialiased)
painter.translate(self.width() / 2, self.height() / 2)
for diameter in range(0, 256, 9):
delta = abs((self.frameNo % 128) - diameter / 2)
alpha = 255 - (delta * delta) / 4 - diameter
if alpha > 0:
painter.setPen(QPen(QColor(0, diameter / 2, 127, alpha), 3))
if self.floatBased:
painter.drawEllipse(QRectF(-diameter / 2.0,
-diameter / 2.0, diameter, diameter))
else:
painter.drawEllipse(QRect(-diameter / 2,
-diameter / 2, diameter, diameter))
def paintEvent(self, event):
painter = QPainter(self)
painter.setPen(Qt.NoPen)
self.penFromEnum = painter.pen()
painter.setPen(int(Qt.NoPen))
self.penFromInteger = painter.pen()
def setUp(self):
self.painter = QPainter()
self.text = "teste!"
class QPainterDrawText(unittest.TestCase):
def setUp(self):
self.painter = QPainter()
self.text = "teste!"
def tearDown(self):
del self.text
del self.painter
def testDrawText(self):
# bug #254
rect = self.painter.drawText(100, 100, 100, 100, Qt.AlignCenter | Qt.TextWordWrap, self.text)
self.assert_(isinstance(rect, QRect))
def testDrawTextWithRect(self):
# bug #225
rect = QRect(100, 100, 100, 100)
newRect = self.painter.drawText(rect, Qt.AlignCenter | Qt.TextWordWrap, self.text)
self.assert_(isinstance(newRect, QRect))
def testDrawTextWithRectF(self):
"""QPainter.drawText(QRectF, ... ,QRectF*) inject code"""
rect = QRectF(100, 52.3, 100, 100)
newRect = self.painter.drawText(rect, Qt.AlignCenter | Qt.TextWordWrap, self.text)
self.assert_(isinstance(newRect, QRectF))
def testDrawOverloads(self):
"""Calls QPainter.drawLines overloads, if something is
wrong Exception and chaos ensues. Bug #395"""
self.painter.drawLines([QLine(QPoint(0, 0), QPoint(1, 1))])
self.painter.drawLines([QPoint(0, 0), QPoint(1, 1)])
self.painter.drawLines([QPointF(0, 0), QPointF(1, 1)])
self.painter.drawLines([QLineF(QPointF(0, 0), QPointF(1, 1))])
self.painter.drawPoints([QPoint(0, 0), QPoint(1, 1)])
self.painter.drawPoints([QPointF(0, 0), QPointF(1, 1)])
self.painter.drawConvexPolygon(
[QPointF(10.0, 80.0), QPointF(20.0, 10.0), QPointF(80.0, 30.0), QPointF(90.0, 70.0)]
)
self.painter.drawConvexPolygon([QPoint(10.0, 80.0), QPoint(20.0, 10.0), QPoint(80.0, 30.0), QPoint(90.0, 70.0)])
self.painter.drawPolygon([QPointF(10.0, 80.0), QPointF(20.0, 10.0), QPointF(80.0, 30.0), QPointF(90.0, 70.0)])
self.painter.drawPolygon([QPoint(10.0, 80.0), QPoint(20.0, 10.0), QPoint(80.0, 30.0), QPoint(90.0, 70.0)])
self.painter.drawPolyline([QPointF(10.0, 80.0), QPointF(20.0, 10.0), QPointF(80.0, 30.0), QPointF(90.0, 70.0)])
self.painter.drawPolyline([QPoint(10.0, 80.0), QPoint(20.0, 10.0), QPoint(80.0, 30.0), QPoint(90.0, 70.0)])
