def render(self, fileName, width, height):
self.setViewportSize(QSize(width, height))
fileInfo = QFileInfo(fileName)
dir = QDir()
dir.mkpath(fileInfo.absolutePath())
viewportSize = self.viewportSize()
pageSize = self.mainFrame().contentsSize()
if pageSize.isEmpty():
return False
buffer = QImage(pageSize, QImage.Format_ARGB32)
buffer.fill(qRgba(255, 255, 255, 0))
p = QPainter(buffer)
p.setRenderHint( QPainter.Antialiasing, True)
p.setRenderHint( QPainter.TextAntialiasing, True)
p.setRenderHint( QPainter.SmoothPixmapTransform, True)
self.setViewportSize(pageSize)
self.mainFrame().render(p)
p.end()
self.setViewportSize(viewportSize)
return buffer.save(fileName)
def __init__(self, parent, scene, view):
super(QNodesEditor, self).__init__(parent)
self.scene = scene
self.scene.installEventFilter(self)
gridSize = 25
gridMap = QPixmap(gridSize,gridSize)
gridPainter = QPainter(gridMap)
gridPainter.fillRect(0,0,gridSize,gridSize, QApplication.palette().window().color().darker(103))
gridPainter.fillRect(1,1,gridSize-2,gridSize-2, QApplication.palette().window())
gridPainter.end()
self.scene.setBackgroundBrush( QBrush(gridMap) )
originSize = 50
originItem = QGraphicsPathItem()
path = QPainterPath()
path.moveTo(0,-originSize)
path.lineTo(0,originSize)
path.moveTo(-originSize,0)
path.lineTo(originSize,0)
originItem.setPath(path)
originItem.setPen(QPen(QApplication.palette().window().color().darker(110),2))
originItem.setZValue(-2)
self.scene.addItem(originItem)
self.view = view
self.view.setDragMode(QGraphicsView.RubberBandDrag)
self.view.setRenderHint(QPainter.Antialiasing)
self.connection = None
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)
class View(QMainWindow, Ui_MainWindow):
points = []
def __init__(self):
super().__init__()
self.setupUi(self)
self.show()
self.painter = QPainter()
def paintEvent(self, event):
self.painter.begin(self)
for p in self.points:
self.painter.setPen(QColor(p.clr[0], p.clr[1], p.clr[2]))
self.painter.drawEllipse(p.x.value, p.y.value, p.rad.value,
p.rad.value)
self.painter.end()
def resizeEvent(self, event):
for p in self.points:
p.resize(self.canvas.size().width(), self.canvas.size().height())
def closeEvent(self, event):
for p in self.points:
p.join()
event.accept()
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 capture(self, region=None, selector=None,
format=QImage.Format_ARGB32_Premultiplied):
"""Returns snapshot as QImage.
:param region: An optional tuple containing region as pixel
coodinates.
:param selector: A selector targeted the element to crop on.
:param format: The output image format.
"""
if region is None and selector is not None:
region = self.region_for_selector(selector)
if region:
x1, y1, x2, y2 = region
w, h = (x2 - x1), (y2 - y1)
image = QImage(QSize(x2, y2), format)
painter = QPainter(image)
self.main_frame.render(painter)
painter.end()
image = image.copy(x1, y1, w, h)
else:
self.main_frame.setScrollBarPolicy(QtCore.Qt.Vertical,
QtCore.Qt.ScrollBarAlwaysOff)
self.main_frame.setScrollBarPolicy(QtCore.Qt.Horizontal,
QtCore.Qt.ScrollBarAlwaysOff)
self.page.setViewportSize(self.main_frame.contentsSize())
image = QImage(self.page.viewportSize(), format)
painter = QPainter(image)
self.main_frame.render(painter)
painter.end()
return image
def capture(self,
region=None,
selector=None,
format=QImage.Format_ARGB32_Premultiplied):
"""Returns snapshot as QImage.
:param region: An optional tuple containing region as pixel
coodinates.
:param selector: A selector targeted the element to crop on.
:param format: The output image format.
"""
if region is None and selector is not None:
region = self.region_for_selector(selector)
if region:
x1, y1, x2, y2 = region
w, h = (x2 - x1), (y2 - y1)
image = QImage(QSize(x2, y2), format)
painter = QPainter(image)
self.main_frame.render(painter)
painter.end()
image = image.copy(x1, y1, w, h)
else:
self.main_frame.setScrollBarPolicy(QtCore.Qt.Vertical,
QtCore.Qt.ScrollBarAlwaysOff)
self.main_frame.setScrollBarPolicy(QtCore.Qt.Horizontal,
QtCore.Qt.ScrollBarAlwaysOff)
self.page.setViewportSize(self.main_frame.contentsSize())
image = QImage(self.page.viewportSize(), format)
painter = QPainter(image)
self.main_frame.render(painter)
painter.end()
return image
def paint(self, canvas, is_secondary_color=False, additional_flag=False):
pen = QPen()
if is_secondary_color:
pen.setColor(self.data_singleton.secondary_color)
else:
pen.setColor(self.data_singleton.primary_color)
painter = QPainter(canvas.image)
painter.setRenderHint(QPainter.Antialiasing)
pen.setWidth(self.data_singleton.pen_size)
pen.setStyle(Qt.SolidLine)
pen.setCapStyle(Qt.RoundCap)
pen.setJoinStyle(Qt.RoundJoin)
painter.setPen(pen)
if is_secondary_color:
painter.setBrush(self.data_singleton.primary_color)
else:
painter.setBrush(self.data_singleton.secondary_color)
if self._start_point != self._end_point:
painter.drawRect(QRect(self._start_point, self._end_point))
painter.end()
canvas.edited = True
canvas.update()
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
painter.save()
self.rect = painter.viewport()
self.rect.adjust(0, 0, -1, -1)
painter.drawRect(QRectF(self.rect))
self.prj.setupPrism(self.rect.height(), 68)
self.prj.setupProjectionMatrix(self.alef, self.bet)
# draw the prism
self.drawCubick(painter, [0, 0, 0], 63, 16)
mineCube = self.parent.presenter.mineCube
for y in range(len(mineCube)):
for z in range(len(mineCube[0])):
for x in range(len(mineCube[0][0])):
if mineCube[y][z][x] in self.parent.selectedMinerals.list_:
colo = self.parent.selectedMinerals.\
getColor(mineCube[y][z][x])
self.drawCubick(painter, [x, y, z], color=colo)
self.drawSliceCursor(painter, self.parent.presenter.elevation)
painter.restore()
painter.end()
del painter
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 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, e):
painter = QPainter(self.viewport())
pen = painter.pen()
pen.setCosmetic(True)
pen.setWidth(0.0)
painter.setPen(pen)
painter.setRenderHint(QPainter.Antialiasing, False)
groups = self.document().rootFrame().childFrames()
for group in groups:
h = QtReduceRowFormat().leftMargin()
hoff = int(0.4 * h)
self.__drawFrameBracket(painter,
group,
hoff,
QColor(qRgb(0x80, 0x80, 0x80)),
xt=2)
childFrames = group.childFrames()
hoff = int(0.7 * h)
self.__drawFrameBracket(painter,
childFrames[0],
hoff,
QColor(qRgb(0xb0, 0x70, 0x70)),
xt=2)
self.__drawFrameBracket(painter,
childFrames[1],
hoff,
QColor(qRgb(0x70, 0x70, 0xb0)),
xt=2)
painter.end()
super(QtReduceFrameView, self).paintEvent(e)
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, 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, event):
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.HighQualityAntialiasing)
painter.setRenderHint(QPainter.Antialiasing)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
# change the look for on/off
if self.isChecked():
# blue fill
brush = QBrush(self.color1)
painter.setBrush(brush)
painter.drawRoundedRect(0, 7, self.width() - 2, self.height() - 15, self.height() / 2 - 10,
self.height() / 2)
brush = QBrush(self.lighter(self.color1))
painter.setBrush(brush)
painter.drawEllipse(self.width() - self.height(), 0, self.height(), self.height())
else:
# gray fill
brush = QBrush(self.color2)
painter.setBrush(brush)
painter.drawRoundedRect(1, 7, self.width() - 3, self.height() - 15, self.height() / 2 - 10,
self.height() / 2)
brush = QBrush(QColor(100, 100, 100))
painter.setBrush(brush)
painter.drawEllipse(0, 0, self.height(), self.height())
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()
painter.begin(self)
painter.setRenderHint(QPainter.HighQualityAntialiasing)
painter.setRenderHint(QPainter.Antialiasing)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
# change the look for on/off
if self.isChecked():
# blue fill
brush = QBrush(self.color1)
painter.setBrush(brush)
painter.drawRoundedRect(0, 7,
self.width() - 2,
self.height() - 15,
self.height() / 2 - 10,
self.height() / 2)
brush = QBrush(self.lighter(self.color1))
painter.setBrush(brush)
painter.drawEllipse(self.width() - self.height(), 0, self.height(),
self.height())
else:
# gray fill
brush = QBrush(self.color2)
painter.setBrush(brush)
painter.drawRoundedRect(1, 7,
self.width() - 3,
self.height() - 15,
self.height() / 2 - 10,
self.height() / 2)
brush = QBrush(QColor(100, 100, 100))
painter.setBrush(brush)
painter.drawEllipse(0, 0, self.height(), self.height())
painter.end()
def save_image_to(self, path):
TOP_MARGIN = 50
LEFT_MARGIN = 50
# Determine the size of the entire graph
graph_size = self._graph_size()
image_size = QSize(graph_size.width() + LEFT_MARGIN * 2,
graph_size.height() + TOP_MARGIN * 2
)
image = QImage(image_size, QImage.Format_ARGB32)
image.fill(Qt.white) # white background
painter = QPainter(image)
painter.translate(TOP_MARGIN, LEFT_MARGIN)
painter.setRenderHint(QPainter.TextAntialiasing)
self._paint(painter,
QPoint(-TOP_MARGIN, -LEFT_MARGIN),
QPoint(image_size.width(), image_size.height())
)
painter.end()
image.save(path)
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 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 paintEvent(self, event):
qp = QPainter()
qp.begin(self)
qp.setRenderHint(QPainter.Antialiasing)
self._draw_rim(event, qp)
self._draw_slices(event, qp)
self._draw_indicator(event, qp)
qp.end()
def paintEvent(self, event):
qp = QPainter()
qp.begin(self)
qp.setRenderHint(QPainter.Antialiasing)
self._draw_rim(event, qp)
self._draw_slices(event, qp)
self._draw_indicator(event, qp)
qp.end()
def numberbarPaint(self, number_bar, event):
"""Paints the line numbers of the code file"""
self.number_bar.link = []
font_metrics = self.getWidget().fontMetrics()
current_line = self.getWidget().document().findBlock(
self.getWidget().textCursor().position()).blockNumber() + 1
block = self.getWidget().firstVisibleBlock()
line_count = block.blockNumber()
painter = QPainter(self.number_bar)
# TODO: second argument is color -> to settings
painter.fillRect(self.number_bar.rect(),
self.getWidget().palette().base())
# Iterate over all visible text blocks in the document.
while block.isValid():
line_count += 1
text = str(line_count)
block_top = self.getWidget().blockBoundingGeometry(
block).translated(self.getWidget().contentOffset()).top()
if not block.isVisible():
block = block.next()
while not block.isVisible():
line_count += 1
block = block.next()
continue
self.number_bar.link.append((block_top, line_count))
# Check if the position of the block is out side of the visible
# area.
if block_top >= event.rect().bottom():
break
# We want the line number for the selected line to be bold.
if line_count == current_line:
font = painter.font()
font.setBold(True)
else:
font = painter.font()
font.setBold(False)
# line opens a block
if line_count in self.hidden:
text += "+"
font.setUnderline(True)
elif block.text().count("(") > block.text().count(")"):
text += "-"
font.setUnderline(True)
else:
font.setUnderline(False)
painter.setFont(font)
# Draw the line number right justified at the position of the
# line.
paint_rect = QRect(0, block_top, self.number_bar.width(),
font_metrics.height())
painter.drawText(paint_rect, Qt.AlignLeft, text)
block = block.next()
painter.end()
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.HighQualityAntialiasing)
painter.setRenderHint(QPainter.Antialiasing)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.setBrush(QColor(self.color))
painter.drawRect(self.window().x() + 4, self.window().y() + 4, self.window().width(), self._height)
painter.end()
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
self.drawWidget(painter)
painter.end()
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, event):
text = []
text.append(['{0}; {1}'.format(self.parent.chunkData['X'], self.parent.chunkData['Y']), Qt.black])
if self.parent.chunkData[14] > 0:
text.append(['Gold = {0}'.format(self.parent.chunkData[14]), Qt.yellow])
else:
text.append(['', Qt.yellow])
if self.parent.chunkData[15] > 0:
text.append(['Iron = {0}'.format(self.parent.chunkData[15]), Qt.red])
else:
text.append(['', Qt.red])
if self.parent.chunkData[56] > 0:
text.append(['Diamond = {0}'.format(self.parent.chunkData[56]), Qt.cyan])
else:
text.append(['', Qt.cyan])
if self.parent.chunkData[73] > 0:
text.append(['Redstone = {0}'.format(self.parent.chunkData[73]), Qt.magenta])
else:
text.append(['', Qt.magenta])
if self.parent.chunkData[49] > 0:
text.append(['Obsidian = {0}'.format(self.parent.chunkData[49]), Qt.darkYellow])
else:
text.append(['', Qt.darkYellow])
if self.parent.chunkData[21] > 0:
text.append(['Lazurit = {0}'.format(self.parent.chunkData[21]), Qt.darkBlue])
else:
text.append(['', Qt.darkBlue])
painter = QPainter()
painter.begin(self)
painter.drawRect(self.parent.leftMargin, self.parent.topMargin,
self.edgeLen, self.edgeLen)
cX = self.parent.leftMargin + self.parent.vsepara
cY = self.parent.topMargin + self.parent.hsepara
alig = Qt.AlignCenter
i = 0
fontik = painter.font()
for t in text:
if i > 0:
alig = Qt.AlignLeft
painter.setPen(t[1])
if i == 2:
fontik.setUnderline(True)
else:
fontik.setUnderline(False)
painter.setFont(fontik)
painter.drawText(cX, cY, self.tBoxWidth, self.tBoxHeight, alig, t[0])
cY += self.lineSpacing
i += 1
painter.end()
del painter
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 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, 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 paintEvent(self, event):
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.HighQualityAntialiasing)
painter.setRenderHint(QPainter.Antialiasing)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.setBrush(QColor(self.color))
painter.drawRect(self.window().x() + 4,
self.window().y() + 4,
self.window().width(), self._height)
painter.end()
def capture_pdf(self):
printer = QPrinter(QPrinter.HighResolution)
printer.setResolution(300)
printer.setOutputFileName("QtPrinter.pdf")
printer.setPaperSize(QPrinter.A4)
printer.setOrientation(QPrinter.Landscape)
printer.setOutputFormat(QPrinter.PdfFormat)
painter = QPainter(printer)
self.main_frame.render(painter)
painter.end()
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, evt):
# print 'paint', self.color, self.text(), self.width(), self.height(), evt.rect().width()
qp = QPainter()
qp.begin(self)
qp.setBrush(QColor('#{}'.format(self.color[:-2])))
qp.drawRect(0, 0, self.width(), self.height())
qp.end()
qp.begin(self)
qp.setPen(self._get_text_color())
qp.drawText(evt.rect(), QtCore.Qt.AlignCenter, self.text())
qp.end()
def __init__(self, parent=None):
self.hamburger = QImage(128, 128, QImage.Format_ARGB32)
QPushButton.__init__(self, parent)
self.svgrenderer = QSvgRenderer("icons\\hamburger.svg")
paint = QPainter(self.hamburger)
paint.setRenderHint(QPainter.HighQualityAntialiasing)
paint.setRenderHint(QPainter.SmoothPixmapTransform)
self.svgrenderer.render(paint)
paint.end()
pixmap = QPixmap()
self.setIcon(QIcon(pixmap.fromImage(self.hamburger)))
self.setStyleSheet("QPushButton, QPushButton:pressed{background-color: rgba(0,0,0,0)} QPushButton:hover {background-color: rgba(255,255,255,100); border-radius: 32px} ")
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.HighQualityAntialiasing)
painter.setRenderHint(QPainter.Antialiasing)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.setBrush(self.color)
if self.effect_size == self.radius:
painter.drawEllipse(1, 1, self.radius - 1, self.radius - 1)
painter.drawPixmap(QRect(14, 14, self.radius / 2, self.radius / 2), self.pixmap)
else:
painter.drawEllipse(self.width() / 2, self.height() / 2, self.effect_size, self.effect_size)
painter.end()
def paintEvent(self, event):
cX = self.parent.leftMargin + self.scaleMarkLen
cY = self.parent.topMargin + self.scaleMarkLen
worldX = self.parent.chunkX*16
worldZ = self.parent.chunkZ*16
painter = QPainter()
path = QPainterPath()
painter.begin(self)
painter.save()
#painter.setFont(QFont('Arial Narrow', 8)) #QFont.Bold
# draw scale
x = cX
y = cY
painter.rotate(-90)
for i in range(16):
fr = QRectF(-y, x, self.scaleMarkLen, self.edgeLen)
painter.drawText(fr, Qt.AlignHCenter | Qt.AlignVCenter, '-5555')
painter.drawRect(fr)
#fr = QRectF(-y - 16*self.edgeLen - self.scaleMarkLen, x, self.scaleMarkLen, self.edgeLen)
#painter.drawText(fr, Qt.AlignHCenter | Qt.AlignVCenter, '-5555')
#painter.drawRect(fr)
x += self.edgeLen
painter.rotate(90)
x = self.parent.leftMargin
y = cY
for i in range(16):
fr = QRectF(x, y, self.scaleMarkLen, self.edgeLen)
painter.drawText(fr, Qt.AlignHCenter | Qt.AlignVCenter, '-5555')
painter.drawRect(fr)
#fr = QRectF(x + self.scaleMarkLen + 16*self.edgeLen, y, self.scaleMarkLen, self.edgeLen)
#painter.drawText(fr, Qt.AlignHCenter | Qt.AlignVCenter, '-5555')
#painter.drawRect(fr)
y += self.edgeLen
x = cX
y = cY
for i in range(16):
for j in range(16):
path.addRect(x, y, self.edgeLen, self.edgeLen)
fr = QRectF(x, y, self.edgeLen, self.edgeLen)
#painter.drawText(fr, Qt.AlignHCenter | Qt.AlignVCenter, '-5555')
x += self.edgeLen
x = cX
y += self.edgeLen
painter.drawPath(path)
painter.restore()
painter.end()
del painter
def drawIconWithShadow(icon, rect, p, iconMode, radius, color, offset):
cache = QPixmap()
pixmapName = "icon {0} {1} {2}".format(icon.cacheKey(), iconMode, rect.height())
if not QPixmapCache.find(pixmapName, cache):
px = icon.pixmap(rect.size())
cache = QPixmap(px.size() + QSize(radius * 2, radius * 2))
cache.fill(Qt.transparent)
cachePainter = QPainter(cache)
if iconMode == QIcon.Disabled:
im = px.toImage().convertToFormat(QImage.Format_ARGB32)
for y in range(im.height()):
scanLine = im.scanLine(y)
for x in range(im.width()):
pixel = scanLine
intensity = qGray(pixel)
scanLine = qRgba(intensity, intensity, intensity, qAlpha(pixel))
scanLine += 1
px = QPixmap.fromImage(im)
# Draw shadow
tmp = QImage(px.size() + QSize(radius * 2, radius * 2 + 1), QImage.Format_ARGB32_Premultiplied)
tmp.fill(Qt.transparent)
tmpPainter = QPainter(tmp)
tmpPainter.setCompositionMode(QPainter.CompositionMode_Source)
tmpPainter.drawPixmap(QPoint(radius, radius), px)
tmpPainter.end()
# blur the alpha channel
blurred = QImage(tmp.size(), QImage.Format_ARGB32_Premultiplied)
blurred.fill(Qt.transparent)
blurPainter = QPainter(blurred)
# todo : blur image
blurPainter.end()
tmp = blurred
# blacken the image
tmpPainter.begin(tmp)
tmpPainter.setCompositionMode(QPainter.CompositionMode_SourceIn)
tmpPainter.fillRect(tmp.rect(), color)
tmpPainter.end()
tmpPainter.begin(tmp)
tmpPainter.setCompositionMode(QPainter.CompositionMode_SourceIn)
tmpPainter.fillRect(tmp.rect(), color)
tmpPainter.end()
# draw the blurred drop shadow...
cachePainter.drawImage(QRect(0, 0, cache.rect().width(), cache.rect().height()), tmp)
# Draw the actual pixmap...
cachePainter.drawPixmap(QPoint(radius, radius) + offset, px)
QPixmapCache.insert(pixmapName, cache)
targetRect = cache.rect()
targetRect.moveCenter(rect.center())
p.drawPixmap(targetRect.topLeft() - offset, cache)
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):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
for widget in self._widgets:
painter.translate(widget.x(),widget.y()) # move the painter to the widget's coordinates
painter.setClipRect(0,0,widget.width(),widget.height()) # restrict the painting area
widget._paint(painter) # paint the widget
painter.translate(-widget.x(),-widget.y()) # get the painter ready for the next widget
painter.setClipRect(self.rect()) # to be painted
painter.end()
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 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 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 __init__(self, parent=None):
self.hamburger = QImage(128, 128, QImage.Format_ARGB32)
QPushButton.__init__(self, parent)
self.svgrenderer = QSvgRenderer("icons\\hamburger.svg")
paint = QPainter(self.hamburger)
paint.setRenderHint(QPainter.HighQualityAntialiasing)
paint.setRenderHint(QPainter.SmoothPixmapTransform)
self.svgrenderer.render(paint)
paint.end()
pixmap = QPixmap()
self.setIcon(QIcon(pixmap.fromImage(self.hamburger)))
self.setStyleSheet(
"QPushButton, QPushButton:pressed{background-color: rgba(0,0,0,0)} QPushButton:hover {background-color: rgba(255,255,255,100); border-radius: 32px} "
)
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()
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 svg2icon(path, img_type=QImage):
img = QImage(64, 64, QImage.Format_ARGB32)
svgrenderer = QSvgRenderer(path)
paint = QPainter(img)
paint.setRenderHint(QPainter.HighQualityAntialiasing)
paint.setRenderHint(QPainter.SmoothPixmapTransform)
paint.setBrush(QColor(255, 255, 255, 255))
paint.drawRect(QRect(-1, -1, 65, 65))
svgrenderer.render(paint)
paint.end()
if img_type == QImage:
return img
elif img_type == QPixmap:
pix = QPixmap
pix = pix.fromImage(img)
return pix
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
if self._lit:
self._colour.setAlphaF(1)
else:
self._colour.setAlphaF(.25)
painter.setPen(QPen(self._colour, 1))
painter.setBrush(QBrush(self._colour))
rect = event.rect()
radius = min(rect.width(), rect.height()) / 3
painter.drawEllipse(rect.center(), radius, radius)
painter.end()
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.HighQualityAntialiasing)
painter.setRenderHint(QPainter.Antialiasing)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.setBrush(self.color)
if self.effect_size == self.radius:
painter.drawEllipse(1, 1, self.radius - 1, self.radius - 1)
painter.drawPixmap(QRect(14, 14, self.radius / 2, self.radius / 2),
self.pixmap)
else:
painter.drawEllipse(self.width() / 2,
self.height() / 2, self.effect_size,
self.effect_size)
painter.end()
def svg2icon(path, img_type=QImage):
img = QImage(64, 64, QImage.Format_ARGB32)
svgrenderer = QSvgRenderer(path)
paint = QPainter(img)
paint.setRenderHint(QPainter.HighQualityAntialiasing)
paint.setRenderHint(QPainter.SmoothPixmapTransform)
paint.setBrush(QColor(255, 255, 255, 255))
paint.drawRect(QRect(-1, -1, 65, 65))
svgrenderer.render(paint)
paint.end()
if img_type == QImage:
return img
elif img_type == QPixmap:
pix = QPixmap
pix = pix.fromImage(img)
return pix
def _numberbar_paint(self, number_bar, event):
'''Paint number bar.'''
font_metrics = self.fontMetrics()
current_line = self.edit.document().findBlock(
self.edit.textCursor().position()
).blockNumber() + 1
block = self.edit.firstVisibleBlock()
line_count = block.blockNumber()
painter = QPainter(number_bar)
painter.fillRect(event.rect(), self.palette().base())
# Iterate over all visible text blocks in the document.
while block.isValid():
line_count += 1
block_top = self.edit.blockBoundingGeometry(block).\
translated(self.edit.contentOffset()).top()
# Check if the position of the block is out side of the visible
# area.
if not block.isVisible() or block_top >= event.rect().bottom():
break
# We want the line number for the selected line to be bold.
if line_count == current_line:
font = painter.font()
font.setBold(True)
font.setUnderline(True)
painter.setFont(font)
else:
font = painter.font()
font.setBold(False)
font.setUnderline(False)
painter.setFont(font)
# Draw the line number right justified at the position of the
# line.
paint_rect = QRect(0, block_top, number_bar.width(),
font_metrics.height())
painter.drawText(paint_rect, Qt.AlignRight,
"{} ".format(unicode(line_count)))
block = block.next()
painter.end()
return
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 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 gradientpixmap(pm):
"""
@param pm QPixmap
@return QPixmap
"""
# http://www.qtcentre.org/threads/4246-QGraphicsPixmapItem-modifying-the-alpha-channel-of-a-QPixmap
# http://www.qtcentre.org/threads/37866-QPainter-fill-rect-with-gradient
if not pm.isNull():
w = pm.width()
h = pm.height()
if w and h:
gr = getgradient(0, 0, w, h)
#gr = QLinearGradient(alpha.rect().topLeft(), alpha.rect().bottomRight())
alpha = QPixmap(w, h)
p = QPainter(alpha)
p.fillRect(alpha.rect(), gr)
p.end()
pm.setAlphaChannel(alpha)
def paintEvent(self, event):
width = event.rect().width() - 1
scale = float(width) / self._sizeValue.width()
self._fontCurrent.setPointSizeF(scale * self.WEIGHT_CURRENT * 10)
self._fontValue.setPointSizeF(scale * self.WEIGHT_VALUE * 10)
self._fontRange.setPointSizeF(scale * self.WEIGHT_RANGE * 10)
painter = QPainter()
painter.begin(self)
painter.setPen(QPen(QColor(42, 67, 107), 4 * scale))
pos = self.__drawText(painter, scale)
pos = self.__drawBar(painter, scale, width, pos)
painter.end()
self.setMinimumHeight(pos)
def __init__(self, *args):
super(CheckBox, self).__init__(*args)
self.setMouseTracking(True)
if tuple() in [type(i) for i in args]:
for arg in args:
if isinstance(arg) == tuple():
color = arg
else:
color = (QColor(0, 150, 136), QColor(255, 255, 255))
self.color1 = color[0]
self.color2 = color[1]
self.svgrenderer = QSvgRenderer("icons\\check.svg")
self.check = QImage(500, 200, QImage.Format_ARGB32)
self.resize(30, 30)
paint = QPainter(self.check)
self.svgrenderer.render(paint)
paint.end()
