def paintEvent(self, painteevent): painter = QPainter(self) painter.setRenderHint(QPainter.Antialiasing) for obj in self.objects: obj.paint(painter)
def paintEvent(self, e):
'Custom Paint Event'
p = QPainter(self)
opt = QStyleOptionFrameV3()
opt.initFrom(self)
opt.rect = self.contentsRect()
opt.lineWidth = self.style().pixelMetric(QStyle.PM_DefaultFrameWidth, opt, self)
opt.midLineWidth = 0
opt.state = opt.state | QStyle.State_Sunken
if self._active:
opt.state = opt.state | QStyle.State_HasFocus
else:
opt.state = opt.state & ~QStyle.State_HasFocus;
self.style().drawPrimitive(QStyle.PE_PanelLineEdit, opt, p)
y = (opt.rect.height() - self._star.height()) / 2
width = self._star.width()
for i in range(0, 5):
x = i*(width + 1) + opt.lineWidth
if self._rating >= i+0.5:
p.drawImage(x, y, self._star if not self._active else self._blue)
else:
p.drawImage(x, y, self._dot)
def paintEvent(self, pe):
painter = QPainter(self)
if self._fill:
scaled_pixmap = self._image_pixmap.scaled(self.size(), Qt.IgnoreAspectRatio)
painter.drawPixmap(0, 0, scaled_pixmap)
else:
painter.drawPixmap(0, 0, self._image_pixmap)
def set_clipboard_image(self):
"""Export the formatted output to an image and store it in the
clipboard.
The image stored in the clipboard is a PNG file with alpha
transparency.
"""
div = self.view.page().mainFrame().findFirstElement('.output')
images = {}
for background in (Qt.transparent, Qt.white):
image = QImage(div.geometry().size(),
QImage.Format_ARGB32_Premultiplied)
image.fill(background)
painter = QPainter(image)
div.render(painter)
painter.end()
images[background] = image
# Windows needs this buffer hack to get alpha transparency in
# the copied PNG.
buffer_ = QBuffer()
buffer_.open(QIODevice.WriteOnly)
images[Qt.transparent].save(buffer_, 'PNG')
buffer_.close()
data = QMimeData()
data.setData('PNG', buffer_.data())
data.setImageData(images[Qt.white])
QApplication.clipboard().setMimeData(data)
def SetImageTransparency(image, transparencyPercentage):
""" Set the Image Transparency to the value provided """
alpha = QImage(image)
painter = QPainter(alpha)
alphaValue = int(transparencyPercentage*255/100)
painter.fillRect(alpha.rect(), QColor(alphaValue, alphaValue, alphaValue))
painter.end()
image.setAlphaChannel(alpha)
def paint(self, painter, option, widget=None):
painter_inverted = QPainter()
brect= QGraphicsProxyWidget.boundingRect(self)
invertedColor = QImage(brect.width(),brect.height(),QImage.Format_RGB32)
painter_inverted.begin(invertedColor)
QGraphicsProxyWidget.paint(self,painter_inverted, option, widget)
painter_inverted.end()
painter.drawImage(0,0,invertedColor.rgbSwapped())
def resizeImage(self, image, newSize):
if image.size() == newSize:
return
newImage = QImage(newSize, QImage.Format_RGB32)
newImage.fill(qRgb(255, 255, 255))
painter = QPainter(newImage)
painter.drawImage(QtCore.QPoint(0, 0), image)
self.image = newImage
def capture(self, filename):
image = QImage(self._view.page().currentFrame().contentsSize(), QImage.Format_ARGB32)
painter = QPainter(image)
self._view.page().currentFrame().render(painter)
painter.end()
image.save(filename)
def _update_cursor(self):
x = self.diameter
w, h = x, x
pixmap = QPixmap(w, h)
pixmap.fill(Qt.transparent)
p = QPainter(pixmap)
p.drawPoints(self._points)
p.end()
self._cursor_pixmap = pixmap.createMaskFromColor(Qt.transparent)
def paintEvent(self, pe):
if self._mouse_over:
icon = self._hover_icon
else:
icon = self._normal_icon
painter = QPainter(self)
pixmap = QPixmap(icon)
pixmap = pixmap.scaled(self.size(), Qt.IgnoreAspectRatio)
painter.drawPixmap(0, 0, pixmap)
def paintEvent(self, pe):
super(ProgressLineEdit, self).paintEvent(pe)
painter = QPainter(self)
painter.setOpacity(self.property("_progress_opacity"))
sopb = QStyleOptionProgressBarV2()
sopb.minimum = 0
sopb.maximum = 100
sopb.progress = self._progress
sopb.initFrom(self)
self.style().drawControl(QStyle.CE_ProgressBarContents, sopb, painter, self)
def paintEvent(self, event):
"""
Handles the ``paintEvent`` event for :class:`ImageWidget`.
:param `event`: A `QPaintEvent`_ to be processed.
"""
painter = QPainter(self)
painter.drawPixmap(0, 0, self.pixmap)
if self.parent.lightswitch.isOn: # Turn the light on.
painter.drawImage(self.size().width() - 113, 1, self.lightOnImg)
def paintEvent(self, event): painter = QPainter() painter.begin(self) self.theme.render(painter, "kdiamond-" + self.color) if self.selected: self.theme.render(painter, "kdiamond-selection") painter.end()
def paint(self, canvas, is_secondary_color=False, additional_flag=False):
pen = QPen()
pen.setWidth(self.data_singleton.pen_size)
pen.setStyle(Qt.SolidLine)
pen.setCapStyle(Qt.RoundCap)
pen.setJoinStyle(Qt.RoundJoin)
if is_secondary_color:
pen.setBrush(self.data_singleton.secondary_color)
else:
pen.setBrush(self.data_singleton.primary_color)
painter = QPainter(canvas.image)
painter.setPen(pen)
if self._start_point != self._end_point:
painter.drawLine(self._start_point, self._end_point)
if self._start_point == self._end_point:
painter.drawPoint(self._start_point)
painter.end()
canvas.edited = True
canvas.update()
def paintEvent(self, event):
painter = QPainter(self)
painter.setWorldTransform(QTransform().scale(self.scale, self.scale))
for i, b in enumerate(self.bins):
side = int(math.ceil(math.log(len(self.bins), 2)))
x = (i % side) * (b.size.width + 10) if side else 10
y = (i / side) * (b.size.height + 10) if side else 10
b.draw(painter, Point(x, y))
def paintEvent(self, e):
''' overwrite paintEvent in order to also redraw points (indicating
electrode positions) and their link to added plots
this is necessary to get smooth animation if plots are dragged around
'''
super(DragWindow, self).paintEvent(e)
qp = QPainter()
qp.begin(self)
self.drawPoints(qp)
qp.end()
def x_bitmap_opaque ( self, bitmap ):
""" Returns a version of the specified bitmap with no transparency.
"""
dx = bitmap.width()
dy = bitmap.height()
opaque_bitmap = QPixmap( dx, dy )
opaque_bitmap.fill( WindowColor )
q = QPainter( opaque_bitmap )
q.drawPixmap( 0, 0, bitmap )
return opaque_bitmap
def print_(self):
canvas = self.mw.get_current_canvas()
if not canvas:
return
printer = QPrinter()
dlg = QPrintDialog(printer, self.mw)
if dlg.exec_() == QDialog.Accepted:
painter = QPainter(printer)
painter.drawImage(0, 0, canvas.image)
painter.end()
def paintEvent(self, event):
"""
Handles the ``paintEvent`` event for :class:`EmbroidermodderLogo`.
:param `event`: a `QPaintEvent` event to be processed.
"""
painter = QPainter(self)
painter.drawPixmap(0, 0, self.pixmap)
# Draw the overlays.
if self.paintThisText == 'About':
painter.drawPixmap(20, 15, self.pixmap1ForPaintEvent)
def __paintMargin(self, event):
""" Paints the right margin as postPainting step. """
rect = event.rect()
font = self.editor.codeEdit.currentCharFormat().font()
fm = QFontMetricsF(font)
pos = self.marginPos
offset = self.editor.codeEdit.contentOffset().x() + \
self.editor.codeEdit.document().documentMargin()
x80 = round(fm.width(' ') * pos) + offset
p = QPainter(self.editor.codeEdit.viewport())
p.setPen(self.pen)
p.drawLine(x80, rect.top(), x80, rect.bottom())
def paintEvent(self,e):
painter = QPainter(self)
for rect in self.rectangles:
try:
xa,ya,xb,yb = rect
rect = xa,ya,xb-xa,yb-ya
painter.setBrush(randomColor())
painter.drawRect(QRect(*rect))
except:
print('rect was foul')
def paintEvent(self, event):
QPushButton.paintEvent(self, event)
qp = QPainter()
qp.begin(self)
font = qp.font()
font.setPixelSize(8)
font.setWeight(QFont.Normal)
qp.setFont(font)
qp.drawText(event.rect().translated(1, 1), str(self._atomic_number))
qp.end()
def takeScreenshot(self):
[x,y,width,height] = self.image_crop
frame = self.page().mainFrame()
size = frame.contentsSize()
size.setWidth(1000)
size.setHeight(2000)
self.page().setViewportSize(size)
image = QImage(self.page().viewportSize(), QImage.Format_ARGB32)
painter = QPainter(image)
frame.render(painter)
painter.end()
image1 = image.copy(x,y,width,height)
image1.save(self.fileName)
self.finished = True
def paintEvent(self, event):
QToolButton.paintEvent(self, event)
p = QPainter(self)
p.setRenderHint(QPainter.TextAntialiasing)
p.setRenderHint(QPainter.Antialiasing)
if self.badge_counter > 0x00:
point = self.rect().topRight()
self.drawBadge(
p,
point.x() - self.badge_size,
point.y(),
self.badge_size,
str(self.badge_counter),
QBrush(self.redGradient),
)
def saveAsPDF(self):
'''Save plot as a PDF'''
if not self.control.hasPlot:
error.showMessage('Cannot save.. there is no data to save yet')
return
filter = 'PDF Documents (*.pdf);;All (*)'
d = '' if self.pdfName is None else self.pdfName
s = QFileDialog.getSaveFileName(self, 'PDF File Name',
d, filter)
# Continue unless the user hit cancel
if not s[0]:
return
self.pdfName = s[0]
# Set up the PDF printer
printer = QPrinter()
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setOrientation(QPrinter.Landscape)
printer.setOutputFileName(self.pdfName)
printer.setCreator('RAPID')
# Send to the plot for printing
p = QPainter()
p.begin(printer)
x, y = self.plot.calculatedData()
plt = pgplot(x, y,
antialias=True,
connect='all',
pen={'color': 'b', 'width': 0})
plt.setLabel('bottom', "Frequency (Wavenumbers, cm<sup>-1</sup>)")
plt.getAxis('bottom').setPen('k')
plt.setLabel('left', "Intensity (Normalized)")
plt.getAxis('left').setPen('k')
plt.setYRange(0, 1.1, padding=0)
plt.invertX(self.plot.reversed)
plt.setBackground('w') # White
# The raw (experimental) data, if any
if self.plot.rawData is not None:
data = self.plot.getRawData()
x, y = data[:,0], data[:,1]
curve2 = PlotCurveItem(x, y,
antialias=True,
connect='all',
pen={'color': 'g', 'width': 0})
plt.addItem(curve2)
plt.render(p)
p.end()
def run(self):
page_num = 1
last_page = len(self.pages)
self.painter = QPainter(self.handler)
for page in self.pages:
width = self.painter.viewport().width()
height = self.painter.viewport().height()
rect = QRect(0, 0, width, height)
self.painter.save()
self.painter.setViewport(rect)
page.setTextWidth(width)
page.drawContents(self.painter)
self.painter.restore()
if page_num != last_page:
self.handler.newPage()
page_num += 1
self.painter.end()
self.reset()
def paintEvent(self, event):
painter = QPainter(self)
painter.setBrush(Qt.white)
painter.drawRect(self.rect())
painter.translate(self.width()/2, self.height()/2)
if self.pixReady:
grammarPix = QPixmap("/tmp/grammar.png")
pw = grammarPix.width()
ph = grammarPix.height()
painter.drawPixmap(-pw/2, -ph/2, grammarPix)
def generateCursor(self, element):
cursorPixmap = QPixmap(32,32)
hotX = element.getAttribute('__hotX')
if hotX == None:
hotX = element.width()/2
hotY = element.getAttribute('__hotY')
if hotY == None:
hotY = element.height()/2
cursorPixmap.fill(Qt.transparent)
element.moveTo(0,0)
painter = QPainter()
painter.begin(cursorPixmap)
id = element.getAttribute('id')
assert id != None and isinstance(id,str)
self.render(painter,"#" + id)
painter.end()
return QCursor(cursorPixmap,hotX,hotY)
def paintEvent(self, event):
qp = QPainter()
qp.begin(self)
c = QColor()
c.setNamedColor(self._window_bgcolor)
h, s, l, a = c.getHsl()
c.setHsl(h, s, 100, a)
pen = QPen(c, 8, QtCore.Qt.SolidLine)
qp.setPen(pen)
qp.drawRoundedRect(event.rect(), 12, 12)
qp.end()
def paintEvent(self, e):
painter = QPainter()
painter.begin(self)
width = self.width()
height = self.height()
#Blank out the world
painter.fillRect(0, 0, width, height, Qt.white)
#Compute width/height of the columns and rows
#Reserve pixels for the grid lines
colWidth = (width - (self._NUM_COLS - 1) * self._GRID_SIZE) / self._NUM_COLS
rowHeight = (height - (self._NUM_ROWS - 1) * self._GRID_SIZE) / self._NUM_ROWS
colWidth = max(1, colWidth)
rowHeight = max(1, rowHeight)
#Perform drawing operations for world rendering
self._drawGrid(width, height, colWidth, rowHeight, painter)
self._drawObstacles(colWidth, rowHeight, painter)
if self._drawVisited:
self._drawVisitedCells(colWidth, rowHeight, painter)
if self._drawActive:
self._drawActiveCells(colWidth, rowHeight, painter)
self._drawStartAndEndCells(colWidth, rowHeight, painter)
self._drawCurrentCell(colWidth, rowHeight, painter)
if self._drawCheapestPath:
self._drawPath(colWidth, rowHeight, painter)
painter.end()
def paintEvent(self, e):
p = QPainter(self)
style = QApplication.style()
option = QStyleOptionButton()
style.drawControl(QStyle.CE_PushButton, option, p)
self._painted = True
def paintEvent(self, e):
qp = QPainter()
qp.begin(self)
qp.setBrush(self.value)
qp.drawRect(0, 5, self.width, self.height)
qp.end()
def paintEvent(self, event):
mouse_pos = self.mapFromGlobal(QCursor.pos())
is_hover = self.contentsRect().contains(mouse_pos)
if not self.new_ui:
QPushButton.paintEvent(self, event)
painter = QPainter(self)
if self.new_ui and self.isChecked():
painter.setRenderHint(QPainter.Antialiasing)
painter.setPen(QPen(Qt.NoPen))
painter.setBrush(self.highlight)
painter.drawRoundedRect(event.rect(), 2, 2)
painter.drawPixmap(2, 2, self.icon)
if is_hover:
painter.setCompositionMode(QPainter.CompositionMode_Screen)
painter.drawPixmap(2, 2, self.icon)
def testSetBrushGradient(self):
painter = QPainter()
gradient = QLinearGradient(0, 0, 0, 0)
painter.setBrush(gradient)
def paintEvent(self, pe): painter = QPainter(self) pixmap = self._icons[0] pixmap = pixmap.scaled(self.size(), Qt.IgnoreAspectRatio) painter.drawPixmap(0, 0, pixmap)
def paintEvent(self, pe):
if self.left_view and self.right_view and self.right_view.model():
vr = self.left_view.visualRect(self.left_view.currentIndex())
self.left_top = self.mapFromGlobal(
self.left_view.viewport().mapToGlobal(vr.topRight())).y()
self.left_bottom = self.mapFromGlobal(
self.left_view.viewport().mapToGlobal(vr.bottomRight())).y()
vr_top = self.right_view.visualRect(self.right_view.model().index(
0, 0))
vr = self.right_view.visualRect(self.right_view.model().index(
self.right_view.model().rowCount() - 1, 0))
self.right_top = self.mapFromGlobal(
self.left_view.viewport().mapToGlobal(vr_top.topLeft())).y()
self.right_bottom = self.mapFromGlobal(
self.left_view.viewport().mapToGlobal(vr.bottomLeft())).y()
w = self.minimumWidth() - 1
p = QPainter(self)
p.setBrush(QBrush(QColor(210, 255, 210)))
pen = QPen()
pen.setColor(Qt.transparent)
p.setPen(pen)
poly = QPolygon()
poly.append(QPoint(0, self.left_top))
poly.append(QPoint(w, self.right_top))
poly.append(QPoint(w, self.right_bottom))
poly.append(QPoint(0, self.left_bottom))
p.drawConvexPolygon(poly)
p.setRenderHint(QPainter.Antialiasing)
pen.setColor(Qt.GlobalColor.black)
pen.setWidth(2)
p.setPen(pen)
p.drawLine(0, self.left_top, w, self.right_top)
p.drawLine(0, self.left_bottom, w, self.right_bottom)
def paintEvent(self, pe):
if self._drop_zones_shown:
painter = QPainter(self.viewport(
)) # See documentation to know why I draw on the viewport
painter.setFont(self._titles_font)
vr = self.rect()
nb_drop_zones = len(self._drop_zones_titles)
subr = QRect(vr)
subr.setHeight(vr.height() / nb_drop_zones)
for i in range(nb_drop_zones):
c = self._drop_zones_colors[i]
text_pen = QPen()
text_pen.setColor(inverse_colors(c))
painter.setPen(text_pen)
if i == self._selected_drop_zone:
# mainlog.debug("selected drop zone is {}".format(i))
c = c.lighter(200)
painter.setBrush(c)
subr.moveTop(int(i * vr.height() / nb_drop_zones))
painter.drawRect(subr)
painter.drawText(
QPoint(10, int((i + 0.5) * vr.height() / nb_drop_zones)),
self._drop_zones_titles[i])
return None
else:
return super(AnimatedTableView, self).paintEvent(pe)
def paintEvent(self, event):
# print self.height()
s = (self.target_angle - self.angle) * 0.09
self.angle += s
if math.fabs(self.angle - self.target_angle) < 0.001:
self.angle = self.target_angle
self.timer.stop()
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
qp = QPainterPath()
width = min(self.height(), (self.width() / 2))
height = self.height()
# center
x = self.width() / 2
big_radius = 1000
y = big_radius + 10
small_radius = big_radius - 15
ac = math.atan(float(self.width()) / 2.0 /
float(big_radius)) / math.pi * 180.0 * 0.95
qp.arcMoveTo(x - big_radius, y - big_radius, 2 * big_radius,
2 * big_radius, 90 - ac)
qp.arcTo(x - big_radius, y - big_radius, 2 * big_radius,
2 * big_radius, 90 - ac, 2 * ac)
qp.arcTo(x - small_radius, y - small_radius, 2 * small_radius,
2 * small_radius, 90 + ac, -2 * ac)
qp.arcTo(x - big_radius, y - big_radius, 2 * big_radius,
2 * big_radius, 90 - ac, 0)
# qp.lineTo(x+big_radius,y)
grange = ac * 2.0 / 360.0
# Centered on 0, starting at angle 90-ac, counterclockwise
self.gradient = QConicalGradient(0, 0, 90 - ac - 1)
if self.gradient_type == 1:
self.gradient.setColorAt(0, Qt.GlobalColor.red)
self.gradient.setColorAt(0.1, Qt.GlobalColor.yellow)
self.gradient.setColorAt(0.2, Qt.GlobalColor.green)
self.gradient.setColorAt(0.5, Qt.GlobalColor.green)
self.gradient.setColorAt(0.5, Qt.GlobalColor.green)
elif self.gradient_type == 2:
self.gradient.setColorAt(0, Qt.GlobalColor.green)
self.gradient.setColorAt(0.6 * grange, Qt.GlobalColor.yellow)
self.gradient.setColorAt(1 * grange, Qt.GlobalColor.red)
elif self.gradient_type == 3:
self.gradient.setColorAt(0 * grange, Qt.GlobalColor.red)
self.gradient.setColorAt(0.05 * grange, Qt.GlobalColor.yellow)
self.gradient.setColorAt(0.1 * grange, Qt.GlobalColor.green)
self.gradient.setColorAt(0.4 * grange, Qt.GlobalColor.green)
self.gradient.setColorAt(0.45 * grange, Qt.GlobalColor.yellow)
self.gradient.setColorAt(0.5 * grange, Qt.GlobalColor.red)
self.gradient.setCenter(x, y)
painter.fillPath(qp, QBrush(self.gradient))
pen = QPen()
pen.setColor(Qt.GlobalColor.black)
pen.setWidth(max(1, int(1 * self.width() / 300)))
painter.setPen(pen)
painter.drawPath(qp)
qp = QPainterPath()
#qp.moveTo(0,0)
#qp.lineTo(x,y)
#qp.lineTo(self.width(),0)
angle = 0
ac = math.atan(float(self.width()) / 2.0 / float(big_radius)) * 0.95
if self.direction == self.UNIDIRECTIONAL:
angle = math.pi / 2 + ac * (1 - 2 * self.angle)
elif self.direction == self.BIDIRECTIONAL:
angle = math.pi / 2 - self.angle * ac
length = big_radius + 10
short_length = small_radius - 10
qp.moveTo(x + math.cos(angle) * short_length,
y - math.sin(angle) * short_length)
qp.lineTo(x + math.cos(angle) * length, y - math.sin(angle) * length)
pen = QPen()
pen.setCapStyle(Qt.RoundCap)
pen.setColor(Qt.GlobalColor.black)
pen.setWidth(max(3, int(3 * width / 300)))
painter.setPen(pen)
painter.drawPath(qp)
qp = QPainterPath()
delta = self.width() * 0.025
# print "{}-{} {} c:{}".format(x,y,delta,math.cos(angle))
qp.moveTo(x + delta + math.cos(angle) * short_length,
y + delta - math.sin(angle) * short_length)
qp.lineTo(x + delta + math.cos(angle) * length,
y + delta - math.sin(angle) * length)
pen = QPen()
pen.setCapStyle(Qt.RoundCap)
pen.setColor(QColor.fromRgbF(0, 0, 0, 0.3))
pen.setWidth(max(3, int(3 * width / 300)))
painter.setPen(pen)
painter.drawPath(qp)
qp = QPainterPath()
qp.addRect(0, 0, self.width(), self.height())
painter.drawPath(qp)
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)
])
def paintEvent(self, e):
p = QPainter(self)
p.drawPicture(0, 0, self._picture)
self._app.quit()
def paintEvent(self, ev):
if self.isEnabled():
color = self.color
colorBorder = [0.4, 0.4, 0.4]
else:
color = [0.8, 0.8, 0.8]
colorBorder = [0.7, 0.7, 0.7]
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.setRenderHint(QPainter.HighQualityAntialiasing)
if self.isChecked():
pen = QPen(QColor.fromRgbF(0.2, 0.2, 0.2))
pen.setWidth(2.0)
else:
pen = QPen(
QColor.fromRgbF(colorBorder[0], colorBorder[1],
colorBorder[2]))
pen.setWidth(1.0)
size = self.size()
sizeCircle = 12.0
x = size.width() / 2.0 - (sizeCircle / 2.0)
y = size.height() / 2.0 - (sizeCircle / 2.0)
rect = QRectF(x, y, sizeCircle, sizeCircle)
painter.setPen(pen)
painter.setBrush(QColor.fromRgbF(color[0], color[1], color[2]))
painter.drawEllipse(rect)
def setUp(self):
self.painter = QPainter()
self.text = 'teste!'
def createPixmap(self):
"""Creates the pixmap shown when this label is dragged."""
font_metric = QFontMetrics(QFont())
text_size = font_metric.size(Qt.TextSingleLine, self.text)
image = QImage(text_size.width() + 4,
text_size.height() + 4,
QImage.Format_ARGB32_Premultiplied)
image.fill(qRgba(240, 240, 120, 255))
painter = QPainter()
painter.begin(image)
painter.setFont(QFont())
painter.setBrush(Qt.black)
painter.drawText(QRect(QPoint(2, 2), text_size), Qt.AlignCenter,
self.text)
painter.end()
return image
def paint(paintdevice):
painter = QPainter(paintdevice)
yield painter
painter.end()
def paint(self, painter, option, widget=None):
"""@reimp @public
virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0)
"""
#Q_UNUSED(option)
#Q_UNUSED(widget)
d = self.__d
key = d.hash
pm = QPixmap()
if not QPixmapCache.find(key, pm):
# Set up a convenient path
path = QPainterPath()
path.setFillRule(Qt.OddEvenFill)
path.addEllipse(QPointF(d.actualOuterRadius, d.actualOuterRadius),
d.actualOuterRadius, d.actualOuterRadius)
path.addEllipse(QPointF(d.actualOuterRadius, d.actualOuterRadius),
d.actualInnerRadius, d.actualInnerRadius)
nActualDiameter = 2.0 * d.actualOuterRadius
pm = QPixmap(nActualDiameter, nActualDiameter)
pm.fill(Qt.transparent)
p = QPainter(pm)
# Draw the ring background
p.setPen(Qt.NoPen)
p.setBrush(d.backgroundColor)
p.setRenderHint(QPainter.Antialiasing)
p.drawPath(path)
# Draw the ring foreground
# TODO: Expose this gradient as Qml Property
gradient = QConicalGradient(d.actualOuterRadius,
d.actualOuterRadius, 0.0)
gradient.setColorAt(0.0, Qt.transparent)
gradient.setColorAt(0.05, d.foregroundColor)
gradient.setColorAt(0.8, Qt.transparent)
p.setBrush(gradient)
p.drawPath(path)
p.end()
QPixmapCache.insert(key, pm)
# Draw pixmap at center of item
w, h = self.width(), self.height()
sz = min(w, h)
painter.drawPixmap(0.5 * (w - sz), 0.5 * (h - sz), pm)
def set_image(self, image):
self.dirty = True
self.fill(0)
painter = QPainter(self)
painter.drawImage(0, 0, image)
def paintEvent(self, event):
qp = QPainter()
qp.begin(self)
self.drawing(qp)
def paintEvent(self, e):
qp = QPainter()
qp.begin(self)
qp.setBrush(QColor(*self.value))
qp.drawRect(0, 0, self.bar_width, 20)
qp.end()
def paintEvent(self, event):
"""
Handles the ``paintEvent`` event for :class:`MdiArea`.
:param `event`: A `QPaintEvent`_ to be processed.
"""
vport = self.viewport()
rect = vport.rect()
painter = QPainter(vport)
painter.setRenderHint(painter.SmoothPixmapTransform)
# Always fill with a solid color first
if self.useColor:
# painter.fillRect(rect, self.colorBrush)
painter.fillRect(rect, self.bgColor)
else:
painter.fillRect(rect, self.background())
# Then overlay the texture
if self.useTexture:
# painter.fillRect(rect, self.backgroundBrush)
bgBrush = QBrush(self.bgTexture)
painter.fillRect(rect, bgBrush)
# Overlay the logo last
if self.useLogo:
if not len(self.subWindowList()): # Nothing is open.
cSizeW, cSizeH = rect.width(), rect.height()
bgLogoW, bgLogoH = self.bgLogo.width(), self.bgLogo.height()
if bgLogoW > cSizeW:
# Proportional Scaling an Image.
newHeight = bgLogoH * cSizeW // bgLogoW
scaledLogo = self.bgLogo.scaled(cSizeW, newHeight)
painter.drawPixmap(0,
cSizeH // 2 - scaledLogo.height() // 2,
scaledLogo)
else:
painter.drawPixmap((cSizeW - bgLogoW) // 2,
(cSizeH - bgLogoH) // 2, self.bgLogo)
else:
# Center the pixmap
dx = (rect.width() - self.bgLogo.width()) / 2
dy = (rect.height() - self.bgLogo.height()) / 2
painter.drawPixmap(dx, dy, self.bgLogo.width(),
self.bgLogo.height(), self.bgLogo)
def saveAsPdf(self, fn, force=False):
"""
Save bar image as a eps file.
Args:
fn: Filename
force: if True, overwrites an existing file. If false, raises a
RuntimeError if file already exists.
"""
printer = QPrinter(QPrinter.HighResolution)
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setOutputFileName(fn)
printer.setFullPage(True)
printer.setPageSize(QPrinter.Custom)
printer.setPaperSize(QSizeF(*self.size), QPrinter.Millimeter)
printer.setPageMargins(0, 0, 0, 0, QPrinter.Millimeter)
painter = QPainter(printer)
painter.setRenderHint(QPainter.Antialiasing)
painter.setBrush(Qt.white)
painter.setPen(Qt.white)
painter.drawRect(QRect(0, 0, *self.size))
targetrect = QRectF(0, 0, printer.width(), printer.height())
sourcerect = QRectF(0, 0, *self.size)
self.render(painter, targetrect, sourcerect)
painter.end()
return True
def paintEvent(self, ev): size = self.size() height = size.height()-5 width = size.width()-5 offset = 0.5 rect = QRectF(2.0+offset, 2.0+offset, width, height) painter = QPainter(self) painter.setPen(self._pen) painter.setBrush(QColor(self._color[0], self._color[1], self._color[2])) painter.setRenderHint(QPainter.Antialiasing) painter.setRenderHint(QPainter.HighQualityAntialiasing) painter.drawRoundedRect(rect, 4, 4)
def paintEvent(self, event):
painter = QPainter(self)
width = self.width()
height = self.height()
pen = QPen()
pen.setBrush(Qt.black)
pen.setWidth(2)
painter.setPen(pen)
painter.setRenderHint(painter.Antialiasing)
painter.drawEllipse(0, 0, width, height)
painter.drawLine(width - 20, height // 2, width - 1, height // 2)
painter.drawLine(0, height // 2, 20, height // 2)
painter.drawLine(width // 2, 0, width // 2, 20)
painter.drawLine(width // 2, height - 20, width // 2, height - 1)
painter.drawText(0, 20, width, height - 20,
Qt.AlignHCenter | Qt.AlignTop, "N")
painter.drawText(0, 0, width, height - 20,
Qt.AlignHCenter | Qt.AlignBottom, "S")
painter.drawText(25, 0, width - 25, height,
Qt.AlignVCenter | Qt.AlignLeft, "W")
painter.drawText(0, 0, width - 25, height,
Qt.AlignVCenter | Qt.AlignRight, "E")
pen.setWidth(4)
pen.setBrush(Qt.blue)
painter.setPen(pen)
x = (math.cos(-self.heading) * width // 2) + width // 2
y = (math.sin(-self.heading) * height // 2) + height // 2
painter.drawLine(width // 2, height // 2, x, y)
def paintEvent(self, event):
"""Display a translucent rounded rectangle."""
roundness = 10
rect = self.rect()
bgcolor = self.palette().color(QPalette.Background)
alpha_bgcolor = QColor(50, 50, 50, 150)
#alpha_bgcolor = QColor(bgcolor.red(), bgcolor.green(),
# bgcolor.blue(), 150)
painter = QPainter()
painter.begin(self)
painter.save()
painter.setRenderHint(QPainter.Antialiasing)
painter.setPen(Qt.red)
rounded_rect = QPainterPath()
rounded_rect.addRoundRect(1, 1,
rect.width() - 2,
rect.height() - 2, roundness, roundness)
painter.setClipPath(rounded_rect)
self.setMask(painter.clipRegion())
painter.setOpacity(1.0)
painter.fillPath(rounded_rect, QBrush(alpha_bgcolor))
painter.restore()
painter.end()
def saveAsBitmap(self, fn):
"""
Save bar image as a jpg file. Overwrites a file already existing in
filesystem.
https://stackoverflow.com/questions/7451183/how-to-create-image-file\
-from-qgraphicsscene-qgraphicsview#11642517
Args:
fn: Filename
Returns:
True on success
"""
size = self.size
pixelsx = max(1200, size[0])
pixelsy = int(pixelsx*size[1]/size[0])
imagesize = (pixelsx, pixelsy)
image = QImage(pixelsx,
pixelsy,
QImage.Format_ARGB32_Premultiplied)
painter = QPainter(image)
painter.setRenderHint(QPainter.Antialiasing)
painter.setBrush(Qt.white)
painter.setPen(Qt.white)
painter.drawRect(QRect(0, 0, *imagesize))
targetrect = QRectF(0, 0, *imagesize)
sourcerect = QRectF(0, 0, *size)
self.render(painter, targetrect, sourcerect)
painter.end()
return image.save(fn)
def paintEvent(self, event):
'''
Method to run on paint events
'''
painter = QPainter()
# Get a QPainter object
painter.begin(self)
# Begin painting
painter.setRenderHint(QPainter.Antialiasing)
# Set a rendering option
painter.setBrush(Qt.transparent)
# Set the paint brush to transparent
painter.drawRect(0, 0, 20, 20)
# Draw a rectangle with width = height = 20
painter.setBrush(Qt.green)
# Set the paint brush color to green
painter.drawEllipse(QPoint(10, 10), 9, 9)
# Draw a circle that fills most of the rectangle
painter.end()
def paintEvent(self, paintEvent):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.scale(self.scale, self.scale)
painter.drawRect(0, 0, 511, 511)
painter.drawImage(0, 0, self.image)
if self.freeze_image is not None and self.freeze_image is not self.image:
painter.setOpacity(0.3)
painter.drawImage(0, 0, self.freeze_image)
def paintEvent(self, pe):
# make an arrow polygon right in the middle
painter = QPainter(self)
painter.setPen(Qt.NoPen)
# draw the background transparent rect
painter.save()
painter.setOpacity(self.BACKGROUND_OPACITY)
# get the rectangle coordinates it should extend over the whole width with only a portion at the center
painter.setBrush(Qt.black)
empty_space_percent = 1 - self.BACKROUND_HEIGHT_PERCENT
rect_top = empty_space_percent / 2 * self.height()
rect_height = self.BACKROUND_HEIGHT_PERCENT * self.height()
painter.drawRect(0, rect_top, self.width(), rect_height)
painter.restore()
painter.setRenderHint(QPainter.Antialiasing)
pen = QPen()
pen.setWidth(self.ARROW_LINE_WIDTH)
pen.setCapStyle(Qt.RoundCap)
if self._mouse_inside:
pen.setColor(self._hover_color)
else:
pen.setColor(self._normal_color)
# get the arrow coords
painter.setPen(pen)
self_center = QPointF(self.width() / 2, self.height() / 2) # use this as the arrow tip for now
if self._direction == self.LEFT:
h_shift = self._arrow_width
elif self._direction == self.RIGHT:
h_shift = - self._arrow_width
v_shift = self._arrow_height / 2
top_point = self_center + QPointF(h_shift, - v_shift)
bottom_point = self_center + QPointF(h_shift, v_shift)
painter.drawLine(top_point, self_center)
painter.drawLine(self_center, bottom_point)
class GrWidget(QWidget):
def __init__(self):
super(GrWidget, self).__init__()
self.setup_ui(self)
os.environ["GKS_WSTYPE"] = "381"
os.environ["GKS_DOUBLE_BUF"] = "True"
self.w = 500
self.h = 500
self.beginx = self.x = 0
self.beginy = self.y = 0
self.painter = QPainter()
self.isolevel = (data.min() + data.max()) // 2
self.export = False
self.needs_refresh = True
@staticmethod
def setup_ui(form):
form.setWindowTitle("GrWidget")
form.resize(QtCore.QSize(500, 500).expandedTo(form.minimumSizeHint()))
def draw_image(self):
if not self.needs_refresh:
return
self.needs_refresh = False
gr.clearws()
gr.setwindow(0, self.w, 0, self.h)
gr.setviewport(0, 1, 0, 1)
gr3.setbackgroundcolor(1, 1, 1, 0)
vertices, normals = gr3.triangulate(data,
(1.0 / 64, 1.0 / 64, 1.0 / 128),
(-0.5, -0.5, -0.5), self.isolevel)
mesh = gr3.createmesh(
len(vertices) * 3, vertices, normals, np.ones(vertices.shape))
gr3.drawmesh(mesh, 1, (0, 0, 0), (0, 0, 1), (0, 1, 0), (1, 1, 1),
(1, 1, 1))
center = spherical_to_cartesian(-2,
np.pi * self.y / self.h + np.pi / 2,
np.pi * self.x / self.w)
up = spherical_to_cartesian(1, np.pi * self.y / self.h + np.pi,
np.pi * self.x / self.w)
gr3.cameralookat(center[0], center[1], -0.25 + center[2], 0, 0, -0.25,
up[0], up[1], up[2])
gr3.drawimage(0, self.w, 0, self.h, self.w, self.h,
gr3.GR3_Drawable.GR3_DRAWABLE_GKS)
if self.export:
gr3.export("mri.html", 800, 800)
print("Saved current isosurface to mri.html")
self.export = False
gr3.clear()
gr3.deletemesh(c_int(mesh.value))
def mouseMoveEvent(self, event):
self.x += event.pos().x() - self.beginx
self.y -= event.pos().y() - self.beginy
self.beginx = event.pos().x()
self.beginy = event.pos().y()
self.needs_refresh = True
self.update()
def mousePressEvent(self, event):
self.beginx = event.pos().x()
self.beginy = event.pos().y()
def keyPressEvent(self, event):
if event.key() == QtCore.Qt.Key_Escape:
self.close()
elif event.text() == 'h':
self.export = True
self.needs_refresh = True
self.update()
def wheelEvent(self, ev):
if hasattr(ev, 'delta'):
delta = ev.delta()
else:
delta = ev.angleDelta().y()
if delta > 0:
if self.isolevel * 1.01 < data.max():
self.isolevel *= 1.01
else:
if self.isolevel * 0.99 > data.min():
self.isolevel *= 0.99
self.isolevel = int(self.isolevel + 0.5)
self.needs_refresh = True
self.update()
def resizeEvent(self, event):
self.needs_refresh = True
self.update()
def paintEvent(self, ev):
self.painter.begin(self)
if have_pyside:
os.environ['GKSconid'] = "%x!%x" % (
int(shiboken.getCppPointer(self)[0]),
int(shiboken.getCppPointer(self.painter)[0]))
else:
os.environ["GKSconid"] = "%x!%x" % (unwrapinstance(self),
unwrapinstance(self.painter))
self.draw_image()
gr.updatews()
self.painter.end()
def paintEvent(self, pe):
if not self._hover_rect:
super(TrackerWebView, self).paintEvent(pe)
else:
super(TrackerWebView, self).paintEvent(pe)
hover_rect = self._hover_rect
self._fixRectForScroll(hover_rect)
painter = QPainter(self)
painter.save()
pen = QPen(Qt.red)
pen.setWidth(2)
painter.setPen(pen)
painter.drawRect(hover_rect)
painter.restore()
# draw green rects around the similar elements
pen = QPen()
pen.setWidth(2)
for field_info in self._fields_info:
painter.save()
web_elements = field_info.web_elements
color = field_info.color
pen.setColor(color)
painter.setPen(pen)
for elem in web_elements:
elem_rect = elem.absoluteGeometry()
painter.drawRoundedRect(self._fixRectForScroll(elem_rect), 2, 2)
painter.restore()
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
colour = self._colour
if not self._lit:
colour = self._colour.darker(300)
painter.setPen(QPen(Qt.black, 1))
painter.setBrush(QBrush(colour))
rect = event.rect()
radius = min(rect.width(), rect.height()) / 3
painter.drawEllipse(rect.center(), radius, radius)
painter.end()
