def paintEvent(self, event):
_size = self.size() - QSize(2, 2)
if (_size.isEmpty()):
return
origX = (_size.width() - self.mNewSize.width() * self.mScale) / 2 + 0.5
origY = (_size.height() -
self.mNewSize.height() * self.mScale) / 2 + 0.5
oldRect = QRect(self.mOffset, self.mOldSize)
painter = QPainter(self)
painter.translate(origX, origY)
painter.scale(self.mScale, self.mScale)
pen = QPen(Qt.black)
pen.setCosmetic(True)
painter.setPen(pen)
painter.drawRect(QRect(QPoint(0, 0), self.mNewSize))
pen.setColor(Qt.white)
painter.setPen(pen)
painter.setBrush(Qt.white)
painter.setOpacity(0.5)
painter.drawRect(oldRect)
pen.setColor(Qt.black)
pen.setStyle(Qt.DashLine)
painter.setOpacity(1.0)
painter.setBrush(Qt.NoBrush)
painter.setPen(pen)
painter.drawRect(oldRect)
painter.end()
def paint(self,
painter: QtGui.QPainter,
option: 'QStyleOptionGraphicsItem',
widget: typing.Optional[QWidget] = ...):
painter.save()
scale = 1 / self.downsample
painter.scale(scale, scale)
# for grid_rect, color in zip(self.grid_rects_0_level, self.color_alphas):
# painter.setBrush(color)
# painter.drawRect(*grid_rect)
for color_alpha, rects in self.color_alpha__rects_0_level.items():
color = QColor(*self.base_color_rgb, color_alpha)
painter.setBrush(color)
qrectfs = self.star_map_(QRectF, rects)
painter.drawRects(qrectfs)
# for color_alpha, rects in enumerate(self.color_alpha__rects_0_level):
# if rects:
# color = QColor(*self.base_color_rgb, color_alpha)
# painter.setBrush(color)
# qrectfs = self.star_map_(QRectF, rects)
# painter.drawRects(qrectfs)
painter.restore()
def save_pdf(widget, filename, preview=False):
# Creation du printer
printer = QPrinter()
file_names = filename
printer.setOutputFileName(file_names)
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setPageMargins(10, 10, 10, 10, QPrinter.Point)
# Calcul le ratio de redimensionnement
page_width = printer.pageRect().width()
page_height = printer.pageRect().height()
widget_width = widget.width()
widget_height = widget.height()
ratio = min(page_width / widget_width, page_height / widget_height)
# Calcul du positionnement
pos_x = max(0, (page_width - ratio * widget_width) / 2)
pos_y = max(0, (page_height - ratio * widget_height) / 2)
# Render le widget dans une image QPicture pour stocker
# les directives de dessin
picture = QPicture()
widget_painter = QPainter(picture)
widget_painter.scale(ratio, ratio)
widget.render(widget_painter)
widget_painter.end()
# Render la QPicture en utilisant le QPrinter
picture_painter = QPainter()
picture_painter.begin(printer)
picture_painter.drawPicture(QPointF(pos_x, pos_y), picture)
picture_painter.end()
if preview:
affiche_pdf(file_names)
def _draw_video_band(self, painter: QPainter) -> None:
try:
current_stream = self._api.video.current_stream
pixels = self._pixels.transpose(1, 0, 2)
min_pts = self.pts_from_x(0)
max_pts = self.pts_from_x(self.width() - 1)
pts_range = np.linspace(min_pts, max_pts, self.width())
frame_idx_range = current_stream.frame_idx_from_pts(pts_range)
cache = self._worker.cache.get(current_stream.uid)
if cache is not None:
for x, frame_idx in enumerate(frame_idx_range):
pixels[x] = cache[frame_idx]
# pylint: disable=unsubscriptable-object
image = QImage(
self._pixels.data,
self._pixels.shape[1],
self._pixels.shape[0],
self._pixels.strides[0],
QImage.Format_RGB888,
)
# pylint: enable=unsubscriptable-object
painter.save()
painter.scale(1,
painter.viewport().height() / (BAND_RESOLUTION - 1))
painter.drawPixmap(0, 0, QPixmap.fromImage(image))
painter.restore()
except ResourceUnavailable:
return
def paintEvent(self, event):
painter = QPainter(self)
image = self._alignment.image()
painter.drawImage(self.rect(), QImage(image.tobytes(), *image.shape,
QImage.Format_Grayscale8))
painter.setCompositionMode(QPainter.CompositionMode_Lighten)
pen = QPen()
pen.setWidth(self.width()/500)
pen.setCapStyle(Qt.RoundCap)
painter.scale(self.width() / image.shape[0],
self.height() / image.shape[1])
def drawCentre(color, y, x):
pen.setColor(color)
painter.setPen(pen)
length = self.width() /10
painter.translate(x, y)
painter.drawLine(-length, -length, length, length)
painter.drawLine(-length, length, length, -length)
painter.drawEllipse(QPoint(0, 0), length/2, length/2)
painter.translate(-x, -y)
drawCentre(Qt.red, *self._alignment.reference())
drawCentre(Qt.green, *self._alignment.current())
def paintEvent(self, evt):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing, True)
# 画边框
painter.setPen(Qt.white)
painter.drawRect(self.rect())
realSize = min(self.width(), self.height()) - 10
painter.translate(self.width() / 2.0, self.height() / 2.0)
painter.scale(realSize / 1000.0, realSize / 1000.0)
painter.rotate(self.rotateAngle)
# 画外圈
painter.setPen(Qt.NoPen)
painter.setBrush(QColor(80, 80, 80))
painter.drawEllipse(QPointF(0, 0), 500, 500)
# 园内部四个扇形区域，蓝白交叉
startAngle = 0
spanAngle = 90 * 16
pieRect = QRectF(QPointF(-400, -400), QPointF(400, 400))
for i in range(4):
color = QColor(0, 120, 200) if i % 2 else QColor(240, 240, 240)
painter.setBrush(color)
painter.drawPie(pieRect, startAngle, spanAngle)
startAngle += spanAngle
def draw_tiles(self, layer_data, painter: QtGui.QPainter, global_transform):
tiles = self.dm.tiles.only_tiles()
for i in range(len(tiles)):
for j in range(len(tiles[0])):
tile = tiles[i][j]
orientation = tile.orientation
painter.scale(self.sc, self.sc)
painter.translate(tile.i * self.map.gridSize, (len(tiles[0]) - 1 - tile.j) * self.map.gridSize)
my_transform = QTransform()
my_transform.rotate(get_degree_for_orientation(orientation))
img = self.tileSprites[tile.type].transformed(my_transform)
painter.drawImage(QtCore.QRectF(0, 0, self.map.gridSize, self.map.gridSize),
img)
# print(self.tileSelection)
if self.is_selected_tile(tile):
painter.setPen(QtGui.QColor('green'))
painter.drawRect(QtCore.QRectF(1, 1, self.map.gridSize - 1, self.map.gridSize - 1))
else:
painter.setPen(QtGui.QColor('white'))
painter.drawRect(QtCore.QRectF(0, 0, self.map.gridSize, self.map.gridSize))
if tile.j == 0 and tile.i == 0:
painter.setPen(QtGui.QColor('blue'))
painter.drawRect(QtCore.QRectF(1, 1, self.map.gridSize - 1, self.map.gridSize - 1))
painter.setTransform(global_transform, False)
def paintEvent(self, event):
rect = event.rect()
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.fillRect(rect, self._backgroundColor)
if not self._glyphs:
return
painter.translate(0, self.height())
painter.scale(1, -1)
availableHeight = self.height() - 2 * self._buffer
availableWidth = self.width() - 2 * self._buffer
scale = availableHeight / (self._upm * 1.2)
yOffset = abs(self._descender * scale) + self._buffer
scale = min(scale, availableWidth / self._maxWidth)
for glyph in self._glyphs:
if self._alignment == "left":
xOffset = self._buffer
elif self._alignment == "center":
xOffset = (self.width() - (glyph.width * scale)) / 2
else:
xOffset = availableWidth + self._buffer - glyph.width * scale
path = glyph.getRepresentation("defconQt.QPainterPath")
painter.save()
painter.translate(xOffset, yOffset)
painter.scale(scale, scale)
painter.fillPath(path, self._glyphColor)
painter.restore()
def paintEvent(self, event):
"""Paints the board."""
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing, True)
painter.setPen(QPen(Qt.black, Qt.SolidLine))
painter.setBrush(QBrush(Qt.white, Qt.SolidPattern))
painter.setClipRect(0, 0, self.canvas.width(), self.canvas.height())
# background
painter.drawRect(0, 0, self.canvas.width(), self.canvas.height())
painter.translate(*self.translation)
painter.scale(self.scale, self.scale)
# draw vertexes
for n1 in self.graph.get_nodes():
for n2, weight in n1.get_neighbours().items():
self.draw_vertex(n1, n2, weight, painter)
# draw nodes
for node in self.graph.get_nodes():
self.draw_node(node, painter)
def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
painter.scale(6, 6)
# Use antialiasing to smooth curved edges
painter.setRenderHint(QPainter.Antialiasing)
self.drawRectangles(painter)
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,
"PyQt by\nRiverbank Computing")
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, event):
# TODO: maybe use self.upm*(1+2*BufferHeight) for the denominator as in
# fontView
scale = self.height() / (self.upm * 1.2)
x_offset = \
(self.width() - self.maxWidth * scale - self.padding * 2) / 2
if x_offset < 0:
scale *= 1 + 2 * x_offset / (self.maxWidth * scale)
x_offset = 0
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.translate(self.padding, self.padding +
(self.ascender * 1.2) * scale)
painter.scale(scale, -scale)
col = QColor(Qt.black)
col.setAlphaF(.2)
for glyph in self.glyphs:
if self.alignRight:
dist = self.maxWidth - glyph.width
else:
dist = 0
glyphPath = glyph.getRepresentation("defconQt.QPainterPath")
painter.save()
painter.translate(x_offset + dist, 0)
painter.fillPath(glyphPath, col)
painter.restore()
def impression(self):
# Creation du printer
printer = QPrinter()
dialog = QPrintDialog(printer, self)
if dialog.exec_() != QDialog.Accepted:
return
printer.setPageMargins(10, 10, 10, 10, QPrinter.Point)
# Calcul le ratio de redimensionnement
page_width = printer.pageRect().width()
page_height = printer.pageRect().height()
widget_width = self.rapport.width()
widget_height = self.rapport.height()
ratio = min(page_width / widget_width, page_height / widget_height)
# Calcul du positionnement
pos_x = max(0, (page_width - ratio * widget_width) / 2)
pos_y = max(0, (page_height - ratio * widget_height) / 2)
# Render le widget dans une image QPicture pour stocker
# les directives de dessin
picture = QPicture()
widget_painter = QPainter(picture)
widget_painter.scale(ratio, ratio)
self.rapport.render(widget_painter)
widget_painter.end()
# Render la QPicture en utilisant le QPrinter
picture_painter = QPainter()
picture_painter.begin(printer)
picture_painter.drawPicture(QPointF(pos_x, pos_y), picture)
picture_painter.end()
def print_widget_as_pdf(wid,pdfname):
# Print options
if not pdfname: pdfname = "test"
if wid is None:
print("No widget")
return
printer = QPrinter(QPrinter.HighResolution)
printer.setOrientation(QPrinter.Landscape)
printer.setPaperSize(QPrinter.A9)
printer.setPageSize(QPrinter.A9)
printer.setPageMargins(5, 5, 5, 5, QPrinter.Millimeter)
# Setting the margins and then calling setFullPage() will discard the margins.
printer.setFullPage(True)
printer.setOutputFormat(QPrinter.PdfFormat)
print(pdfname)
printer.setOutputFileName(pdfname+".pdf")
# Render/Paint it
painter = QPainter()
painter.begin(printer)
# Establish scaling transform
scaleX = printer.pageRect().width() / wid.rect().width()
scaleY = printer.pageRect().height() / wid.rect().height()
useScale = min(scaleX, scaleY)
painter.scale(useScale, useScale)
wid.render(painter)
painter.end()
def btn3clicked(self):
# 프린터 생성, 실행
printer = QPrinter()
dlg = QPrintDialog(printer, self)
if dlg.exec() == QDialog.Accepted:
# Painter 생성
qp = QPainter()
qp.begin(printer)
# 여백 비율
wgap = printer.pageRect().width() * 0.1
hgap = printer.pageRect().height() * 0.1
# 화면 중앙에 위젯 배치
xscale = (printer.pageRect().width() - wgap) / self.table.width()
yscale = (printer.pageRect().height() - hgap) / self.table.height()
scale = xscale if xscale < yscale else yscale
qp.translate(
printer.paperRect().x() + printer.pageRect().width() / 2,
printer.paperRect().y() + printer.pageRect().height() / 2)
qp.scale(scale, scale)
qp.translate(-self.table.width() / 2, -self.table.height() / 2)
# 인쇄
self.table.render(qp)
qp.end()
def paintEvent(self, event):
_size = self.size() - QSize(2, 2)
if (_size.isEmpty()):
return
origX = (_size.width() - self.mNewSize.width() * self.mScale) / 2 + 0.5
origY = (_size.height() - self.mNewSize.height() * self.mScale) / 2 + 0.5
oldRect = QRect(self.mOffset, self.mOldSize)
painter = QPainter(self)
painter.translate(origX, origY)
painter.scale(self.mScale, self.mScale)
pen = QPen(Qt.black)
pen.setCosmetic(True)
painter.setPen(pen)
painter.drawRect(QRect(QPoint(0, 0), self.mNewSize))
pen.setColor(Qt.white)
painter.setPen(pen)
painter.setBrush(Qt.white)
painter.setOpacity(0.5)
painter.drawRect(oldRect)
pen.setColor(Qt.black)
pen.setStyle(Qt.DashLine)
painter.setOpacity(1.0)
painter.setBrush(Qt.NoBrush)
painter.setPen(pen)
painter.drawRect(oldRect)
painter.end()
def createImage(self, transform):
scaledRect = transform.mapRect(QRect(0, 0, 25, 25))
image = QImage(scaledRect.width(), scaledRect.height(),
QImage.Format_ARGB32_Premultiplied)
image.fill(0)
painter = QPainter(image)
painter.scale(transform.m11(), transform.m22())
painter.setRenderHints(QPainter.TextAntialiasing | QPainter.Antialiasing | QPainter.SmoothPixmapTransform)
painter.setPen(Qt.NoPen)
if Colors.useEightBitPalette:
painter.setBrush(QColor(102, 175, 54))
painter.drawEllipse(0, 0, 25, 25)
painter.setFont(Colors.tickerFont())
painter.setPen(QColor(255, 255, 255))
painter.drawText(10, 15, self.letter)
else:
brush = QLinearGradient(0, 0, 0, 25)
brush.setSpread(QLinearGradient.PadSpread)
brush.setColorAt(0.0, QColor(102, 175, 54, 200))
brush.setColorAt(1.0, QColor(102, 175, 54, 60))
painter.setBrush(brush)
painter.drawEllipse(0, 0, 25, 25)
painter.setFont(Colors.tickerFont())
painter.setPen(QColor(255, 255, 255, 255))
painter.drawText(10, 15, self.letter)
return image
def createImage(self, transform):
scaledRect = transform.mapRect(QRect(0, 0, 25, 25))
image = QImage(scaledRect.width(), scaledRect.height(),
QImage.Format_ARGB32_Premultiplied)
image.fill(0)
painter = QPainter(image)
painter.scale(transform.m11(), transform.m22())
painter.setRenderHints(QPainter.TextAntialiasing
| QPainter.Antialiasing
| QPainter.SmoothPixmapTransform)
painter.setPen(Qt.NoPen)
if Colors.useEightBitPalette:
painter.setBrush(QColor(102, 175, 54))
painter.drawEllipse(0, 0, 25, 25)
painter.setFont(Colors.tickerFont())
painter.setPen(QColor(255, 255, 255))
painter.drawText(10, 15, self.letter)
else:
brush = QLinearGradient(0, 0, 0, 25)
brush.setSpread(QLinearGradient.PadSpread)
brush.setColorAt(0.0, QColor(102, 175, 54, 200))
brush.setColorAt(1.0, QColor(102, 175, 54, 60))
painter.setBrush(brush)
painter.drawEllipse(0, 0, 25, 25)
painter.setFont(Colors.tickerFont())
painter.setPen(QColor(255, 255, 255, 255))
painter.drawText(10, 15, self.letter)
return image
def paintEvent(self, event):
global real_time, minotaur_standard_time
actual_time_updater()
side = min(self.width(), self.height())
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.translate(self.width() / 2, self.height() / 2)
painter.scale(side / 200.0, side / 200.0)
painter.setPen(Qt.NoPen)
painter.setBrush(AnalogClock.hourColor)
painter.save()
hour_adjust = 30.0 * (
(int(real_time.hour) + int(real_time.minute) / 60.0))
hour = math.floor(hour_adjust / 30.0)
painter.rotate(hour_adjust)
painter.drawConvexPolygon(AnalogClock.hourHand)
painter.restore()
painter.setPen(AnalogClock.hourColor)
for i in range(12):
painter.drawLine(88, 0, 96, 0)
painter.rotate(30.0)
painter.setPen(Qt.NoPen)
painter.setBrush(AnalogClock.minuteColor)
painter.save()
minute_adjust = 6.0 * (
(int(real_time.minute) + int(real_time.second) / 60.0))
if minute_adjust < 0:
minute_adjust += 360
minute = math.floor(minute_adjust / 6.0)
painter.rotate(minute_adjust)
painter.drawConvexPolygon(AnalogClock.minuteHand)
painter.restore()
painter.setPen(Qt.NoPen)
painter.setBrush(AnalogClock.secondColor)
painter.save()
second_adjust = 6.0 * int(real_time.second)
if second_adjust < 0:
second_adjust += 360
second = math.floor(second_adjust / 6.0)
painter.rotate(second_adjust)
painter.drawConvexPolygon(AnalogClock.secondHand)
painter.restore()
painter.setPen(AnalogClock.minuteColor)
for j in range(60):
if (j % 5) != 0:
painter.drawLine(92, 0, 96, 0)
painter.rotate(6.0)
def paintEvent(self, event):
# TODO: maybe use self.upm*(1+2*BufferHeight) for the denominator as in
# fontView
scale = self.height() / (self.upm * 1.2)
x_offset = \
(self.width() - self.maxWidth * scale - self.padding * 2) / 2
if x_offset < 0:
scale *= 1 + 2 * x_offset / (self.maxWidth * scale)
x_offset = 0
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.translate(self.padding,
self.padding + (self.ascender * 1.2) * scale)
painter.scale(scale, -scale)
col = QColor(Qt.black)
col.setAlphaF(.2)
for glyph in self.glyphs:
if self.alignRight:
dist = self.maxWidth - glyph.width
else:
dist = 0
glyphPath = glyph.getRepresentation("defconQt.QPainterPath")
painter.save()
painter.translate(x_offset + dist, 0)
painter.fillPath(glyphPath, col)
painter.restore()
def createImage(self, transform):
if self.type == DemoTextItem.DYNAMIC_TEXT:
return None
sx = min(transform.m11(), transform.m22())
sy = max(transform.m22(), sx)
textItem = QGraphicsTextItem()
textItem.setHtml(self.text)
textItem.setTextWidth(self.textWidth)
textItem.setFont(self.font)
textItem.setDefaultTextColor(self.textColor)
textItem.document().setDocumentMargin(2)
w = textItem.boundingRect().width()
h = textItem.boundingRect().height()
image = QImage(int(w * sx), int(h * sy),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.scale(sx, sy)
style = QStyleOptionGraphicsItem()
textItem.paint(painter, style, None)
return image
def export_pdf(self, widget: QDialog):
# Get user-specified file path
file_path, _ = QFileDialog.getSaveFileName(widget, "Export Egram Report",
f"egram_report_{self._report_gen_time}.pdf",
"PDF files (.pdf);;All Files ()")
# If the user specified a file path
if file_path:
# Add .pdf suffix if it doesn't exist
if QFileInfo(file_path).suffix() == "":
file_path += ".pdf"
# Set up printer and painter to create pdf file
printer = QPrinter(QPrinter.ScreenResolution)
printer.setOrientation(QPrinter.Landscape)
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setOutputFileName(file_path)
printer.setPageMargins(0, 0, 0, 0, QPrinter.Point)
painter = QPainter(printer)
# Scale widget
x_scale = printer.pageRect().width() * 1.0 / widget.width()
y_scale = printer.pageRect().height() * 1.0 / widget.height()
scale = min(x_scale, y_scale)
painter.translate(printer.paperRect().center())
painter.scale(scale, scale)
painter.translate(-widget.width() / 2, -widget.height() / 2)
# Dump the contents of the egram report widget to the pdf, and write it to disk
widget.render(painter)
painter.end()
def paintEvent(self, event=None):
side = min(self.width(), self.height())
pos = self.value
ref_pos = self.refValue
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.translate(self.width() / 2 + 10, self.height() / 2)
painter.scale(side / 230.0, side / 230.0)
painter.setBrush(Qt.NoBrush)
painter.setPen(QColor(0, 0, 0))
painter.drawRect(-100, -100, 2 * 100, 2 * 100)
for i in range(20):
x = -100 + i * 10
painter.drawLine(x, 100, x, 98)
painter.drawLine(x, -100, x, -98)
painter.drawLine(-100, x, -98, x)
painter.drawLine(100, x, 98, x)
painter.drawLine(-100, 0, 100, 0)
painter.drawLine(-100, 50, 100, 50)
painter.drawLine(-100, -50, 100, -50)
painter.drawLine(-50, -100, -50, 100)
painter.drawLine(50, 100, 50, -100)
painter.drawLine(0, -100, 0, 100)
painter.setBrush(self.ref_color)
painter.setPen(self.ref_color)
painter.drawEllipse(
(ref_pos[0] * (100 / self.range_x)) - self.pointWidth,
(ref_pos[1] * -(100 / self.range_y)) - self.pointWidth,
2.1 * self.pointWidth, 2.1 * self.pointWidth)
painter.setBrush(self.color)
painter.drawEllipse((pos[0] * (100 / self.range_x)) - self.pointWidth,
(pos[1] * -(100 / self.range_y)) - self.pointWidth,
2 * self.pointWidth, 2 * self.pointWidth)
# painter.save()
# painter.setPen(QColor(0,0,0))
# painter.rotate(180)
# for i in range(2):
# painter.drawLine(-1*((pos[0] * (100/self.scale)) - self.pointWidth/2), -1*((pos[1] * -(100/self.scale)) - self.pointWidth/2),
# -1*((pos[0] * (100/self.scale)) + self.pointWidth/2), -1*((pos[1] * -(100/self.scale)) + self.pointWidth/2))
# painter.rotate(180)
# painter.restore()
painter.setPen(QColor(0, 0, 0))
font = painter.font()
font.setPointSize(font.pointSize() * 1.2)
painter.setFont(font)
painter.drawText(QRectF(-107, 102, 30, 20), str(self.scale_x[0]))
painter.drawText(QRectF(90, 102, 30, 20), str(1 * self.scale_x[1]))
painter.drawText(QRectF(-130, 90, 30, 20), str(self.scale_y[0]))
painter.drawText(QRectF(-125, -105, 30, 20), str(1 * self.scale_y[1]))
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,
"PyQt by\nRiverbank Computing")
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, evt):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing, True)
painter.setPen(QPen(Qt.black, 1))
realSize = min(self.width(), self.height()) # 窗口的短边
painter.translate(self.width() / 2.0, self.height() / 2.0) # 原点平移到窗口中心
painter.scale(realSize / self.scaledSize, realSize / self.scaledSize) # 缩放，窗口的短边值映射为self.scaledSize
gradient = QRadialGradient(QPointF(0, 0), self.scaledSize / 2.0, QPointF(0, 0)) # 辐射渐变
# 画边框外圈和内圈
for color, radius in [(self.colorBorderOut, self.radiusBorderOut), # 边框外圈
(self.colorBorderIn, self.radiusBorderIn)]: # 边框内圈
gradient.setColorAt(1, color)
painter.setBrush(QBrush(gradient))
painter.drawEllipse(QPointF(0, 0), radius, radius)
# 画内圆
if self.state == 'off':
gradient.setColorAt(0, self.colorOffBegin)
gradient.setColorAt(1, self.colorOffEnd)
else:
gradient.setColorAt(0, self.colorOnBegin)
gradient.setColorAt(1, self.colorOnEnd)
painter.setBrush(QBrush(gradient))
painter.drawEllipse(QPointF(0, 0), self.radiusCircle, self.radiusCircle)
def _draw_video_band(self, painter: QtGui.QPainter) -> None:
current_stream = self._api.video.current_stream
if not current_stream or not current_stream.timecodes:
return
pixels = self._pixels.transpose(1, 0, 2)
min_pts = self.pts_from_x(0)
max_pts = self.pts_from_x(self.width() - 1)
pts_range = np.linspace(min_pts, max_pts, self.width())
frame_idx_range = self._api.video.current_stream.frame_idx_from_pts(
pts_range)
cache = self._worker.cache.get(current_stream.uid)
if cache is not None:
for x, frame_idx in enumerate(frame_idx_range):
pixels[x] = cache[frame_idx]
image = QtGui.QImage(
self._pixels.data,
self._pixels.shape[1],
self._pixels.shape[0],
self._pixels.strides[0],
QtGui.QImage.Format_RGB888,
)
painter.save()
painter.scale(1, painter.viewport().height() / (BAND_RESOLUTION - 1))
painter.drawPixmap(0, 0, QtGui.QPixmap.fromImage(image))
painter.restore()
def paintEvent(self, event):
p = QPainter(self)
p.setRenderHint(QPainter.Antialiasing, True)
p.save()
side = self.height()
p.scale(side / 100.0, side / 100.0)
width = 100 * self.width()
height = 100 * self.height()
width = 100.0 * self.width() / self.height()
height = 100.0
pen = QPen(p.pen())
pen.setColor(QColor(32, 32, 32))
pen.setWidthF(6.0)
p.setPen(pen)
p.setBrush(Qt.black)
p.drawRoundedRect(3, 3, width - 6, height - 6, 7, (7 * width) / height)
w = (width - 2 * self.Y_OFFSET) / self.m_digits
x = (self.m_digits - 1) * w
h = height - 2 * self.Y_OFFSET
c = self.m_value
r = 0
for i in range(self.m_digits):
r = c % 10
c = c // 10
rect = QRectF(x + self.X_OFFSET, self.Y_OFFSET, w, h)
self.m_svg.render(p, "d{}".format(r), rect)
x -= w
p.restore()
def createImage(self, transform):
if self.type == DemoTextItem.DYNAMIC_TEXT:
return None
sx = min(transform.m11(), transform.m22())
sy = max(transform.m22(), sx)
textItem = QGraphicsTextItem()
textItem.setHtml(self.text)
textItem.setTextWidth(self.textWidth)
textItem.setFont(self.font)
textItem.setDefaultTextColor(self.textColor)
textItem.document().setDocumentMargin(2)
w = textItem.boundingRect().width()
h = textItem.boundingRect().height()
image = QImage(int(w * sx), int(h * sy),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.scale(sx, sy)
style = QStyleOptionGraphicsItem()
textItem.paint(painter, style, None)
return image
def createImage(self, transform):
original = QImage(self.image)
if original.isNull():
return original
size = transform.map(QPoint(self.maxWidth, self.maxHeight))
w = size.x()
h = size.y()
# Optimization: if image is smaller than maximum allowed size, just
# return the loaded image.
if original.size().height() <= h and original.size().width() <= w and not self.adjustSize and self.scale == 1:
return original
# Calculate what the size of the final image will be.
w = min(w, float(original.size().width()) * self.scale)
h = min(h, float(original.size().height()) * self.scale)
adjustx = 1.0
adjusty = 1.0
if self.adjustSize:
adjustx = min(transform.m11(), transform.m22())
adjusty = max(transform.m22(), adjustx)
w *= adjustx
h *= adjusty
# Create a new image with correct size, and draw original on it.
image = QImage(int(w + 2), int(h + 2),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform)
if self.adjustSize:
painter.scale(adjustx, adjusty)
if self.scale != 1:
painter.scale(self.scale, self.scale)
painter.drawImage(0, 0, original)
if not self.adjustSize:
# Blur out edges.
blur = 30
if h < original.height():
brush1 = QLinearGradient(0, h - blur, 0, h)
brush1.setSpread(QLinearGradient.PadSpread)
brush1.setColorAt(0.0, QColor(0, 0, 0, 0))
brush1.setColorAt(1.0, Colors.sceneBg1)
painter.fillRect(0, int(h) - blur, original.width(), int(h),
brush1)
if w < original.width():
brush2 = QLinearGradient(w - blur, 0, w, 0)
brush2.setSpread(QLinearGradient.PadSpread)
brush2.setColorAt(0.0, QColor(0, 0, 0, 0))
brush2.setColorAt(1.0, Colors.sceneBg1)
painter.fillRect(int(w) - blur, 0, int(w), original.height(),
brush2)
return image
def paintEvent(self, event: QPaintEvent):
qp = QPainter()
qp.begin(self)
qp.scale(self.scale, self.scale)
qp.translate(self.offset / self.scale)
qp.setRenderHint(QPainter.Antialiasing)
self.draw_nodes(qp)
qp.end()
def save(self,
path,
filetype=None,
title=None,
description=None,
svg_dpi=SVG_INKSCAPE):
if path is None or not isinstance(path, str):
logger.error('please provide a valide path to save the image "' +
str(path) + '"')
return
if filetype is None:
if path.lower().endswith('.svg'):
filetype = 'svg'
else:
filetype = 'raster'
dpi = 72 # 300 # inkscape 96 ? check for illustrator --> check
if filetype == 'svg':
generator = QSvgGenerator()
generator.setFileName(path)
if svg_dpi == self.SVG_ILLUSTRATOR:
generator.setSize(QSize(595, 842))
generator.setViewBox(QRect(0, 0, 595, 842))
else:
generator.setSize(QSize(794, 1123))
generator.setViewBox(QRect(0, 0, 794, 1123))
if title is not None and isinstance(title, str):
generator.setTitle(title)
if description is not None and isinstance(description, str):
generator.setDescription(description)
generator.setResolution(
svg_dpi
) # fixes issues in inkscape of pt size --> 72 pr illustrator and 96 pr inkscape but need change size
painter = QPainter(generator)
print(generator.title(), generator.heightMM(), generator.height(),
generator.widthMM(), generator.resolution(),
generator.description(), generator.logicalDpiX())
else:
scaling_factor_dpi = 1
scaling_factor_dpi = self.scaling_factor_to_achieve_DPI(300)
image = QtGui.QImage(
QSize(
self.cm_to_inch(21) * dpi * scaling_factor_dpi,
self.cm_to_inch(29.7) * dpi * scaling_factor_dpi),
QtGui.QImage.Format_RGB32)
painter = QPainter(
image) # see what happens in case of rounding of pixels
painter.scale(scaling_factor_dpi, scaling_factor_dpi)
painter.setRenderHint(
QPainter.HighQualityAntialiasing
) # to improve rendering #Antialiasing otherwise or nothing
self.paint(painter)
painter.end()
if filetype != 'svg':
image.save(path)
def render(self, size):
image = QImage(size, QImage.Format_ARGB32_Premultiplied)
if (self.mIncludeBackgroundColor):
if (self.mMap.backgroundColor().isValid()):
image.fill(self.mMap.backgroundColor())
else:
image.fill(Qt.gray)
else :
image.fill(Qt.transparent)
mapSize = self.mRenderer.mapSize()
margins = self.mRenderer.map().drawMargins()
mapSize.setWidth(mapSize.width() + margins.left() + margins.right())
mapSize.setHeight(mapSize.height() + margins.top() + margins.bottom())
scale = min(size.width() / mapSize.width(), size.height() / mapSize.height())
scaledSize = mapSize * scale
painter = QPainter(image)
# Center the thumbnail in the requested size
painter.translate((size.width() - scaledSize.width()) / 2,
(size.height() - scaledSize.height()) / 2)
# Scale the map and translate it to adjust for its margins
painter.scale(scale, scale)
painter.translate(margins.left() + (size.width() - scaledSize.width()) / 2,
margins.top() + (size.height() - scaledSize.height()) / 2)
if (smoothTransform(scale)):
painter.setRenderHints(QPainter.SmoothPixmapTransform)
self.mRenderer.setPainterScale(scale)
for layer in self.mMap.layers():
if (self.mVisibleLayersOnly and not layer.isVisible()):
continue
painter.setOpacity(layer.opacity())
tileLayer = dynamic_cast(layer, TileLayer)
objGroup = dynamic_cast(layer, ObjectGroup)
imageLayer = dynamic_cast(layer, ImageLayer)
if (tileLayer):
self.mRenderer.drawTileLayer(painter, tileLayer)
elif (objGroup):
objects = objGroup.objects()
if (objGroup.drawOrder() == ObjectGroup.TopDownOrder):
objects = QList(sorted(objects, key=lambda x:x.y(), reverse=True))
for object in objects:
if (object.isVisible()):
if object.rotation() != 0.0:
origin = self.mRenderer.pixelToScreenCoords(object.position())
painter.save()
painter.translate(origin)
painter.rotate(object.rotation())
painter.translate(-origin)
color = MapObjectItem.objectColor(object)
self.mRenderer.drawMapObject(painter, object, color)
if (object.rotation() != 0):
painter.restore()
elif (imageLayer):
self.mRenderer.drawImageLayer(painter, imageLayer)
return image
def paintEvent(self, e):
if self.graph:
painter = QPainter()
painter.begin(self)
painter.scale(self.zoom, self.zoom)
painter.translate(self.delta)
self.delta.setX = self.start.x()
self.delta.setY = self.start.y()
# how scale normalized coordinates
map_x = self.width() - 2 * self.padding
map_y = self.height() - 2 * self.padding
pos = self.graph.pos
# choose suitable node size
d = min(int(self.padding * 1.5),
int(self.graph.shortest_edge / 2 * min(map_x, map_y)))
# choose suitable font size
weight_font_size = int(1 / self.graph.biggest_idx_len * d)
node_font_size = int(1 / self.graph.biggest_idx_len * d *
self.zoom)
# qlabel's font size must be greater than 0
if weight_font_size <= 0:
weight_font_size = 1
if node_font_size <= 0:
node_font_size = 1
painter.setPen(QPen(Qt.black, 1 / self.zoom))
for edge in self.graph.edges:
p1, p2 = edge.points
x1, y1, x2, y2 = (pos[p1][0] * map_x + self.padding,
pos[p1][1] * map_y + self.padding,
pos[p2][0] * map_x + self.padding,
pos[p2][1] * map_y + self.padding)
painter.drawLine(x1, y1, x2, y2)
lbl = self.edges_to_weights[edge.idx]
lbl.setFontSize(weight_font_size)
lbl.move(
self.zoom * (x1 + (x2 - x1) // 2 + self.delta.x()) -
lbl.width() // 2,
self.zoom * (y1 + (y2 - y1) // 2 + self.delta.y()) -
lbl.height() // 2)
painter.setBrush(QBrush(Qt.gray))
painter.setPen(QPen(Qt.gray))
for idx, (x, y) in pos.items():
x = int(x * map_x) + self.padding
y = int(y * map_y) + self.padding
painter.drawEllipse(x - d // 2, y - d // 2, d, d)
lbl = self.points_to_labels[idx]
lbl.setFontSize(node_font_size)
lbl.move(self.zoom * (x + self.delta.x()) - lbl.width() // 2,
self.zoom * (y + self.delta.y()) - lbl.height() // 2)
painter.end()
def paintEvent(self, QPaintEvent):
painter = QPainter(self)
painter.translate(600, 100) # 将(600, 100)设为新图的原点
# 后四位参素是从图片的(80, 100)位置截取横300,纵100像素的图片,并根据前四位参数对像素图的大小位置设置
painter.rotate(150) # 顺时针旋转150度
painter.scale(2, 2) # 横纵坐标放大两倍(原点位置不变)
painter.drawPixmap(0, 0, 300, 200, self.pixmap, 80, 100, 300, 100)
painter.translate(100, 100)
def drawBackground(self, painter: QPainter, rect: QRectF):
# freqs = np.fft.fftfreq(len(w), 1 / self.sample_rate)
if self.draw_grid and len(self.frequencies) > 0:
painter.setPen(QPen(painter.pen().color(), 0))
parent_width = self.parent().width() if hasattr(
self.parent(), "width") else 750
view_rect = self.parent().view_rect() if hasattr(
self.parent(), "view_rect") else rect
font_width = self.font_metrics.width(
Formatter.big_value_with_suffix(self.center_freq) + " ")
x_grid_size = int(view_rect.width() / parent_width * font_width)
# x_grid_size = int(0.1 * view_rect.width()) if 0.1 * view_rect.width() > 1 else 1
y_grid_size = 1
x_mid = np.where(self.frequencies == 0)[0]
x_mid = int(x_mid[0]) if len(x_mid) > 0 else 0
left = int(rect.left()) - (int(rect.left()) % x_grid_size)
left = left if left > 0 else 0
top = rect.top() - (rect.top() % y_grid_size)
bottom = rect.bottom() - (rect.bottom() % y_grid_size)
right_border = int(
rect.right()) if rect.right() < len(self.frequencies) else len(
self.frequencies)
x_range = list(range(x_mid, left, -x_grid_size)) + list(
range(x_mid, right_border, x_grid_size))
lines = [QLineF(x, rect.top(), x, bottom) for x in x_range] \
+ [QLineF(rect.left(), y, rect.right(), y) for y in np.arange(top, bottom, y_grid_size)]
painter.drawLines(lines)
scale_x, scale_y = util.calc_x_y_scale(rect, self.parent())
painter.scale(scale_x, scale_y)
counter = -1 # Counter for Label for every second line
for x in x_range:
freq = self.frequencies[x]
counter += 1
if freq != 0 and (counter % 2 !=
0): # Label for every second line
continue
if freq != 0:
prefix = "+" if freq > 0 else ""
value = prefix + Formatter.big_value_with_suffix(freq, 2)
else:
counter = 0
value = Formatter.big_value_with_suffix(6800e6 -
self.center_freq +
self.status_k)
font_width = self.font_metrics.width(value)
painter.drawText(x / scale_x - font_width / 2,
bottom / scale_y, value)
def paintEvent(self, e):
painter = QPainter(self)
if self.pix != None:
painter.scale(self.picScale, self.picScale)
painter.drawPixmap(0, 0, self.pix)
if self.bDraw:
painter.setPen(QColor(0, 0, 0))
painter.drawLine(self.prev_point.x(), 0, self.prev_point.x(),
self.height())
painter.drawLine(0, self.prev_point.y(), self.width(),
self.prev_point.y())
self.setCursor(QCursor(Qt.CrossCursor))
else:
self.setCursor(QCursor(Qt.ArrowCursor))
painter.setPen(self.drawColor)
if len(self.shapes) > 0:
for shape in self.shapes:
if shape[0] == 'rect':
the_rect = bounding_rect(shape[1])
painter.drawRect(the_rect[0], the_rect[1],
the_rect[2] - the_rect[0],
the_rect[3] - the_rect[1])
elif shape[0] == 'circle':
the_rect = bounding_rect(shape[1])
painter.drawEllipse(the_rect[0], the_rect[1],
the_rect[2] - the_rect[0],
the_rect[3] - the_rect[1])
elif shape[0] == 'poly':
for i in range(-1, len(shape[1][0]) - 1):
painter.drawLine(shape[1][0][i], shape[1][1][i],
shape[1][0][i + 1],
shape[1][1][i + 1])
if len(self.current_shape[1][0]) > 0:
if self.current_shape[0] == 'rect':
the_rect = bounding_rect(self.current_shape[1])
painter.drawRect(the_rect[0], the_rect[1],
the_rect[2] - the_rect[0],
the_rect[3] - the_rect[1])
elif self.current_shape[0] == 'circle':
the_rect = bounding_rect(self.current_shape[1])
painter.drawEllipse(the_rect[0], the_rect[1],
the_rect[2] - the_rect[0],
the_rect[3] - the_rect[1])
elif self.current_shape[0] == 'poly':
if len(self.current_shape[1][0]) > 2:
for i in range(0, len(self.current_shape[1][0]) - 1):
painter.drawLine(self.current_shape[1][0][i],
self.current_shape[1][1][i],
self.current_shape[1][0][i + 1],
self.current_shape[1][1][i + 1])
painter.drawLine(self.current_shape[1][0][0],
self.current_shape[1][1][0],
self.prev_point.x(), self.prev_point.y())
painter.drawLine(self.current_shape[1][0][-1],
self.current_shape[1][1][-1],
self.prev_point.x(), self.prev_point.y())
def getPixmap(self):
pixmap = QPixmap(self.width * self.pixelRatio,
self.height * self.pixelRatio)
pixmap.setDevicePixelRatio(self.pixelRatio)
pixmap.fill(Qt.transparent)
painter = QPainter(pixmap)
painter.setRenderHint(QPainter.Antialiasing)
painter.translate(0, self.height)
painter.scale(1, -1)
if self.headerAtBottom:
bodyRect = (0, 0, self.width, self.height - self.headerHeight)
headerRect = (0, 0, self.width, self.headerHeight)
else:
bodyRect = (0, 0, self.width, self.height - self.headerHeight)
headerRect = (0, 0, self.width, self.headerHeight)
# background
painter.save()
if self.headerAtBottom:
h = self.height
else:
h = self.height - self.headerHeight
painter.translate(0, h)
painter.scale(1, -1)
self.drawCellBackground(painter, bodyRect)
painter.restore()
# glyph
if self.headerAtBottom:
painter.translate(0, self.headerHeight)
if self.shouldDrawMetrics:
self.drawCellHorizontalMetrics(painter, bodyRect)
self.drawCellVerticalMetrics(painter, bodyRect)
painter.save()
painter.setClipRect(0, 0, self.width, self.height - self.headerHeight)
painter.translate(self.xOffset, self.yOffset)
painter.scale(self.scale, self.scale)
self.drawCellGlyph(painter)
painter.restore()
# foreground
painter.save()
painter.translate(0, self.height - self.headerHeight)
painter.scale(1, -1)
self.drawCellForeground(painter, bodyRect)
painter.restore()
# header
if self.shouldDrawHeader:
painter.save()
if self.headerAtBottom:
h = 0
else:
h = self.height
painter.translate(0, h)
painter.scale(1, -1)
self.drawCellHeaderBackground(painter, headerRect)
self.drawCellHeaderText(painter, headerRect)
painter.restore()
return pixmap
def paintEvent(self, event):
p = QPainter()
p.begin(self)
p.setRenderHint(QPainter.Antialiasing)
p.setFont(self._font)
p.translate(self.width()/2.0, self.height()/2.0)
p.scale(self._scale, self._scale)
p.drawText(self._xpos, self._ypos, str(self._value))
p.end()
def getPixmap(self):
pixmap = QPixmap(self.width * self.pixelRatio, self.height * self.pixelRatio)
pixmap.setDevicePixelRatio(self.pixelRatio)
pixmap.fill(Qt.transparent)
painter = QPainter(pixmap)
painter.setRenderHint(QPainter.Antialiasing)
painter.translate(0, self.height)
painter.scale(1, -1)
if self.headerAtBottom:
bodyRect = (0, 0, self.width, self.height-self.headerHeight)
headerRect = (0, 0, self.width, self.headerHeight)
else:
bodyRect = (0, 0, self.width, self.height-self.headerHeight)
headerRect = (0, 0, self.width, self.headerHeight)
# background
painter.save()
if self.headerAtBottom:
h = self.height
else:
h = self.height - self.headerHeight
painter.translate(0, h)
painter.scale(1, -1)
self.drawCellBackground(painter, bodyRect)
painter.restore()
# glyph
if self.headerAtBottom:
painter.translate(0, self.headerHeight)
if self.shouldDrawMetrics:
self.drawCellHorizontalMetrics(painter, bodyRect)
self.drawCellVerticalMetrics(painter, bodyRect)
painter.save()
painter.setClipRect(0, 0, self.width, self.height-self.headerHeight)
painter.translate(self.xOffset, self.yOffset)
painter.scale(self.scale, self.scale)
self.drawCellGlyph(painter)
painter.restore()
# foreground
painter.save()
painter.translate(0, self.height - self.headerHeight)
painter.scale(1, -1)
self.drawCellForeground(painter, bodyRect)
painter.restore()
# header
if self.shouldDrawHeader:
painter.save()
if self.headerAtBottom:
h = 0
else:
h = self.height
painter.translate(0, h)
painter.scale(1, -1)
self.drawCellHeaderBackground(painter, headerRect)
self.drawCellHeaderText(painter, headerRect)
painter.restore()
return pixmap
def paintEvent(self, event):
side = min(self.width(), self.height())
time = QTime.currentTime()
time = time.addSecs(self.timeZoneOffset * 3600)
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.translate(self.width() / 2, self.height() / 2)
painter.scale(side / 200.0, side / 200.0)
painter.setPen(Qt.NoPen)
painter.setBrush(QBrush(self.hourColor))
painter.save()
painter.rotate(30.0 * ((time.hour() + time.minute() / 60.0)))
painter.drawConvexPolygon(self.hourHand)
painter.restore()
painter.setPen(self.hourColor)
for i in range(0, 12):
painter.drawLine(84, 0, 96, 0)
painter.rotate(30.0)
painter.setPen(Qt.NoPen)
painter.setBrush(QBrush(self.minuteColor))
painter.save()
painter.rotate(6.0 * (time.minute() + time.second() / 60.0))
painter.drawConvexPolygon(self.minuteHand)
painter.restore()
painter.setPen(QPen(self.minuteColor))
for j in range(0, 60):
if (j % 5) != 0:
painter.drawLine(90, 0, 96, 0)
painter.rotate(6.0)
painter.setPen(Qt.NoPen)
painter.setBrush(QBrush(self.secondColor))
painter.save()
painter.rotate(6.0 * time.second())
painter.drawConvexPolygon(self.secondHand)
painter.restore()
painter.end()
def drawBackground(self, painter: QPainter, rect: QRectF):
# freqs = np.fft.fftfreq(len(w), 1 / self.sample_rate)
if self.draw_grid and len(self.frequencies) > 0:
painter.setPen(QPen(painter.pen().color(), Qt.FlatCap))
parent_width = self.parent().width() if hasattr(self.parent(), "width") else 750
view_rect = self.parent().view_rect() if hasattr(self.parent(), "view_rect") else rect
font_width = self.font_metrics.width(Formatter.big_value_with_suffix(self.center_freq) + " ")
x_grid_size = int(view_rect.width() / parent_width * font_width)
# x_grid_size = int(0.1 * view_rect.width()) if 0.1 * view_rect.width() > 1 else 1
y_grid_size = view_rect.height() / parent_width * font_width
x_mid = np.where(self.frequencies == 0)[0]
x_mid = int(x_mid[0]) if len(x_mid) > 0 else 0
left = int(rect.left()) - (int(rect.left()) % x_grid_size)
left = left if left > 0 else 0
top = rect.top() - (rect.top() % y_grid_size)
bottom = rect.bottom() - (rect.bottom() % y_grid_size)
right_border = int(rect.right()) if rect.right() < len(self.frequencies) else len(self.frequencies)
x_range = list(range(x_mid, left, -x_grid_size)) + list(range(x_mid, right_border, x_grid_size))
lines = [QLineF(x, rect.top(), x, bottom) for x in x_range] \
+ [QLineF(rect.left(), y, rect.right(), y) for y in np.arange(top, bottom, y_grid_size)]
painter.drawLines(lines)
scale_x = view_rect.width() / parent_width
scale_y = view_rect.height() / parent_width
painter.scale(scale_x, scale_y)
font_height = self.font_metrics.height()
counter = -1 # Counter for Label for every second line
for x in x_range:
freq = self.frequencies[x]
counter += 1
if freq != 0 and (counter % 2 != 0): # Label for every second line
continue
if freq != 0:
prefix = "+" if freq > 0 else ""
value = prefix+Formatter.big_value_with_suffix(freq, 2)
else:
counter = 0
value = Formatter.big_value_with_suffix(self.center_freq)
font_width = self.font_metrics.width(value)
painter.drawText(x / scale_x - font_width / 2,
bottom / scale_y + font_height, value)
def drawTiles(painter, rect, tileSize=6, color=None, backgroundColor=None):
sz = 2 * tileSize
tiledPixmap = QPixmap(sz, sz)
pixmapPainter = QPainter(tiledPixmap)
pixmapPainter.setPen(Qt.NoPen)
pixmapPainter.setBrush(Qt.Dense4Pattern)
brush = pixmapPainter.brush()
brush.setColor(color)
pixmapPainter.setBrush(brush)
pixmapPainter.setBackground(QBrush(backgroundColor))
pixmapPainter.setBackgroundMode(Qt.OpaqueMode)
pixmapPainter.scale(tileSize, tileSize)
pixmapPainter.drawRect(tiledPixmap.rect())
pixmapPainter.end()
painter.drawTiledPixmap(rect, tiledPixmap)
def paintEvent(self, event):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.scale(self.width() / 100.0, self.height() / 100.0)
painter.translate(50.0, 50.0)
painter.rotate(-self.rotationAngle)
painter.translate(-50.0, -50.0)
painter.setPen(
QPen(self.penColor, self.penWidth, Qt.SolidLine, Qt.RoundCap,
Qt.RoundJoin))
gradient = QLinearGradient(0, 0, 0, 100)
gradient.setColorAt(0.0, self.fillColor1)
gradient.setColorAt(1.0, self.fillColor2)
painter.setBrush(QBrush(gradient))
painter.drawPath(self.path)
def paintEvent(self, e):
time = QTime.currentTime()
qp = QPainter()
qp.begin(self)
#qp.setRenderHint(QPainter.Antialiasing) # 开启这个抗锯齿,会很占cpu的!
qp.translate(self.width() / 2, self.height() / 2)
qp.scale(self.side / 200.0, self.side / 200.0)
qp.setPen(QtCore.Qt.NoPen)
qp.setBrush(self.hourColor)
qp.save()
qp.rotate(30.0 * ((time.hour() + time.minute()/ 60.0)))
qp.drawConvexPolygon(self.hourHand)
qp.restore()
qp.setPen(self.minuteColor)
qp.drawText(0,0,"Testdddddddddddddd")
for i in range(12):
qp.drawLine(88, 0, 96, 0)
qp.rotate(30.0)
qp.setPen(QtCore.Qt.NoPen)
qp.setBrush(self.minuteColor)
qp.save()
qp.rotate(6.0 * ((time.minute() + (time.second()+time.msec()/1000.0) / 60.0)))
qp.drawConvexPolygon(self.minuteHand)
qp.restore()
qp.setPen(self.minuteColor)
for i in range(60):
if (i % 5) is not 0:
qp.drawLine(92, 0, 96, 0)
qp.rotate(6.0)
qp.setPen(QtCore.Qt.NoPen)
qp.setBrush(self.secondColor)
qp.save()
qp.rotate(6.0*(time.second()+time.msec()/1000.0))
qp.drawConvexPolygon(self.secondHand)
qp.restore()
qp.end()
def createImage(self, transform):
sx = min(transform.m11(), transform.m22())
sy = max(transform.m22(), sx)
fm = QFontMetrics(Colors.headingFont())
w = fm.width(self.text) + 1
h = fm.height()
xShadow = 3.0
yShadow = 3.0
image = QImage(int((w + xShadow) * sx), int((h + yShadow) * sy),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.setFont(Colors.headingFont())
painter.scale(sx, sy)
# Draw shadow.
brush_shadow = QLinearGradient(xShadow, yShadow, w, yShadow)
brush_shadow.setSpread(QLinearGradient.PadSpread)
if Colors.useEightBitPalette:
brush_shadow.setColorAt(0.0, QColor(0, 0, 0))
else:
brush_shadow.setColorAt(0.0, QColor(0, 0, 0, 100))
pen_shadow = QPen()
pen_shadow.setBrush(brush_shadow)
painter.setPen(pen_shadow)
painter.drawText(int(xShadow), int(yShadow), int(w), int(h),
Qt.AlignLeft, self.text)
# Draw text.
brush_text = QLinearGradient(0, 0, w, w)
brush_text.setSpread(QLinearGradient.PadSpread)
brush_text.setColorAt(0.0, QColor(255, 255, 255))
brush_text.setColorAt(0.2, QColor(255, 255, 255))
brush_text.setColorAt(0.5, QColor(190, 190, 190))
pen_text = QPen()
pen_text.setBrush(brush_text)
painter.setPen(pen_text)
painter.drawText(0, 0, int(w), int(h), Qt.AlignLeft, self.text)
return image
def paintEvent(self, event):
painter = QPainter(self)
painter.setFont(UIFont)
painter.setRenderHint(QPainter.Antialiasing)
rect = event.rect()
# draw the background
painter.fillRect(rect, self._backgroundColor)
if self._glyph is None:
return
# apply the overall scale
painter.save()
# + translate and flip
painter.translate(0, self.height())
painter.scale(self._scale, -self._scale)
# move into position
xOffsetInv, yOffsetInv, _, _ = self._drawingRect
painter.translate(-xOffsetInv, -yOffsetInv)
# gather the layers
layerSet = self._glyph.layerSet
if layerSet is None:
layers = [(self._glyph, None, True)]
else:
glyphName = self._glyph.name
layers = []
for layerName in reversed(layerSet.layerOrder):
layer = layerSet[layerName]
if glyphName not in layer:
continue
glyph = layer[glyphName]
layers.append((glyph, layerName, layer == layerSet.defaultLayer))
self.drawBackground(painter)
for glyph, layerName, default in layers:
self.drawGlyphLayer(painter, glyph, layerName, default)
self.drawForeground(painter)
painter.restore()
def paintEvent(self, e):
p = QPainter(self)
p.translate(20, 20)
scale_coef = 1.6
p.scale(30 * scale_coef, 30 * scale_coef)
p.setPen(QPen(Qt.black, 0))
for pin in chain(cpu_pins, mem_pins):
p.drawEllipse(QPointF(pin.x, pin.y), PIN_RADIUS, PIN_RADIUS)
for conn_ind, conn in enumerate(connections):
if conn_ind in max_tail:
p.setPen(QPen(Qt.red, 0))
else:
p.setPen(QPen(Qt.black, 0))
pin0 = cpu_pins[conn.cpu_pin_idx]
pin1 = mem_pins[conn.mem_pin_idx]
p.drawLine(QPointF(pin0.x, pin0.y),
QPointF(pin1.x, pin1.y))
for poly, layer in polygons:
if layer == 1:
color = Qt.black
elif layer == 2:
color = Qt.red
elif layer == 2:
color = Qt.blue
else:
assert 0
color = QColor(color)
color.setAlpha(180)
p.setBrush(QBrush(color))
p.drawPolygon(poly)
color = QColor(Qt.darkGreen)
color.setAlpha(180)
brush = QBrush(color)
p.setBrush(brush)
for x, y in jumps:
# NB jump doesnt have a radius
p.drawEllipse(QPointF(x, y), PIN_RADIUS, PIN_RADIUS)
# pass
p.end()
def paintEvent(self, event):
side = min(self.width(), self.height())
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.translate(self.width() / 2, self.height() / 2)
painter.scale(side / 200.0, side / 200.0)
painter.setPen(Qt.NoPen)
painter.setBrush(AnalogPosition.positionHandColor)
painter.save()
painter.rotate(self.angle)
painter.drawConvexPolygon(AnalogPosition.positionHand)
painter.restore()
painter.setPen(AnalogPosition.positionHandColor)
for j in range(32):
painter.drawLine(92, 0, 96, 0)
painter.rotate(11.25)
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):
side = min(self.width(), self.height())
time = QTime.currentTime()
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.translate(self.width() / 2, self.height() / 2)
painter.scale(side / 200.0, side / 200.0)
painter.setPen(Qt.NoPen)
painter.setBrush(ShapedClock.hourColor)
painter.save()
painter.rotate(30.0 * ((time.hour() + time.minute() / 60.0)))
painter.drawConvexPolygon(ShapedClock.hourHand)
painter.restore()
painter.setPen(ShapedClock.hourColor)
for i in range(12):
painter.drawLine(88, 0, 96, 0)
painter.rotate(30.0)
painter.setPen(Qt.NoPen)
painter.setBrush(ShapedClock.minuteColor)
painter.save()
painter.rotate(6.0 * (time.minute() + time.second() / 60.0))
painter.drawConvexPolygon(ShapedClock.minuteHand)
painter.restore()
painter.setPen(ShapedClock.minuteColor)
for j in range(60):
if (j % 5) != 0:
painter.drawLine(92, 0, 96, 0)
painter.rotate(6.0)
def printImage(self):
if self.model.rowCount(QModelIndex()) * self.model.columnCount(QModelIndex()) > 90000:
answer = QMessageBox.question(self, "Large Image Size",
"The printed image may be very large. Are you sure that "
"you want to print it?",
QMessageBox.Yes | QMessageBox.No)
if answer == QMessageBox.No:
return
printer = QPrinter(QPrinter.HighResolution)
dlg = QPrintDialog(printer, self)
dlg.setWindowTitle("Print Image")
if dlg.exec_() != QDialog.Accepted:
return
painter = QPainter()
painter.begin(printer)
rows = self.model.rowCount(QModelIndex())
columns = self.model.columnCount(QModelIndex())
sourceWidth = (columns+1) * ItemSize
sourceHeight = (rows+1) * ItemSize
painter.save()
xscale = printer.pageRect().width() / float(sourceWidth)
yscale = printer.pageRect().height() / float(sourceHeight)
scale = min(xscale, yscale)
painter.translate(printer.pageRect().x()+printer.pageRect().width()/2,
printer.pageRect().y()+printer.pageRect().height()/2)
painter.scale(scale, scale)
painter.translate(-sourceWidt/2, -sourceHeight/2)
option = QStyleOptionViewItem()
parent = QModelIndex()
progress = QProgressDialog("Printing...", "Cancel", 0, rows, self)
y = ItemSize / 2.0
for row in range(rows):
progress.setValue(row)
QApplication.processEvents()
if progress.wasCanceled():
break
x = ItemSize / 2.0
for col in range(columns):
option.rect = QRect(x, y, ItemSize, ItemSize)
self.view.itemDelegate.paint(painter, option,
self.model.index(row, column, parent))
x = x + ItemSize
y = y + ItemSize
progress.setValue(rows)
painter.restore()
painter.end()
if progress.wasCanceled():
QMessageBox.information(self, "Printing canceled",
"The printing process was canceled.", QMessageBox.Cancel)
class Renderer:
def __init__(self, width, height, ownWindow=False):
self.width = width
self.height = height
self.img = QImage(width, height, QImage.Format_RGB888)
self.painter = QPainter()
self.window = None
if ownWindow:
self.app = QApplication([])
self.window = Window()
def close(self):
"""
Deallocate resources used
"""
pass
def beginFrame(self):
self.painter.begin(self.img)
self.painter.setRenderHint(QPainter.Antialiasing, False)
# Clear the background
self.painter.setBrush(QColor(0, 0, 0))
self.painter.drawRect(0, 0, self.width - 1, self.height - 1)
def endFrame(self):
self.painter.end()
if self.window:
if self.window.closed:
self.window = None
else:
self.window.setPixmap(self.getPixmap())
self.app.processEvents()
def getPixmap(self):
return QPixmap.fromImage(self.img)
def getArray(self):
"""
Get a numpy array of RGB pixel values.
The size argument should be (3,w,h)
"""
width = self.width
height = self.height
shape = (width, height, 3)
numBytes = self.width * self.height * 3
buf = self.img.bits().asstring(numBytes)
output = np.frombuffer(buf, dtype='uint8')
output = output.reshape(shape)
return output
def push(self):
self.painter.save()
def pop(self):
self.painter.restore()
def rotate(self, degrees):
self.painter.rotate(degrees)
def translate(self, x, y):
self.painter.translate(x, y)
def scale(self, x, y):
self.painter.scale(x, y)
def setLineColor(self, r, g, b, a=255):
self.painter.setPen(QColor(r, g, b, a))
def setColor(self, r, g, b, a=255):
self.painter.setBrush(QColor(r, g, b, a))
def setLineWidth(self, width):
pen = self.painter.pen()
pen.setWidthF(width)
self.painter.setPen(pen)
def drawLine(self, x0, y0, x1, y1):
self.painter.drawLine(x0, y0, x1, y1)
def drawCircle(self, x, y, r):
center = QPoint(x, y)
self.painter.drawEllipse(center, r, r)
def drawPolygon(self, points):
"""Takes a list of points (tuples) as input"""
points = map(lambda p: QPoint(p[0], p[1]), points)
self.painter.drawPolygon(QPolygon(points))
def fillRect(self, x, y, width, height, r, g, b, a=255):
self.painter.fillRect(QRect(x, y, width, height), QColor(r, g, b, a))
def exportGeorefRaster(self, layer, rasterPath, isPutRotationInWorldFile):
rasterFormat = rasterPath[-3:]
try:
originalWidth = layer.image.width()
originalHeight = layer.image.height()
radRotation = layer.rotation * math.pi / 180
if isPutRotationInWorldFile:
# keep the image as is and put all transformation params
# in world file
img = layer.image
a = layer.xScale * math.cos(radRotation)
# sin instead of -sin because angle in CW
b = -layer.yScale * math.sin(radRotation)
d = layer.xScale * -math.sin(radRotation)
e = -layer.yScale * math.cos(radRotation)
c = layer.center.x() - (a * (originalWidth - 1) / 2 +
b * (originalHeight - 1) / 2)
f = layer.center.y() - (d * (originalWidth - 1) / 2 +
e * (originalHeight - 1) / 2)
else:
# transform the image with rotation and scaling between the
# axes
# maintain at least the original resolution of the raster
ratio = layer.xScale / layer.yScale
if ratio > 1:
# increase x
scaleX = ratio
scaleY = 1
else:
# increase y
scaleX = 1
scaleY = 1. / ratio
width = (abs(scaleX * originalWidth * math.cos(radRotation)) +
abs(scaleY * originalHeight * math.sin(radRotation)))
height = (abs(scaleX * originalWidth * math.sin(radRotation)) +
abs(scaleY * originalHeight * math.cos(radRotation)))
qDebug("wh %f,%f" % (width, height))
img = QImage(QSize(math.ceil(width), math.ceil(height)),
QImage.Format_ARGB32)
# transparent background
img.fill(QColor(0, 0, 0, 0))
painter = QPainter(img)
painter.setRenderHint(QPainter.Antialiasing, True)
rect = QRectF(QPointF(-layer.image.width() / 2.0,
-layer.image.height() / 2.0),
QPointF(layer.image.width() / 2.0,
layer.image.height() / 2.0))
painter.translate(QPointF(width / 2.0, height / 2.0))
painter.rotate(layer.rotation)
painter.scale(scaleX, scaleY)
painter.drawImage(rect, layer.image)
painter.end()
extent = layer.extent()
a = extent.width() / width
e = -extent.height() / height
# 2nd term because (0,0) of world file is on center of upper
# left pixel instead of upper left corner of that pixel
c = extent.xMinimum() + a / 2
f = extent.yMaximum() + e / 2
b = d = 0.0
img.save(rasterPath, rasterFormat)
worldFilePath = rasterPath[:-3]
if rasterFormat == "jpg":
worldFilePath += "jgw"
elif rasterFormat == "png":
worldFilePath += "pgw"
elif rasterFormat == "bmp":
worldFilePath += "bpw"
elif rasterFormat == "tif":
worldFilePath += "tfw"
with open(worldFilePath, "w") as writer:
writer.write("%.13f\n%.13f\n%.13f\n%.13f\n%.13f\n%.13f" %
(a, b, d, e, c, f))
crsFilePath = rasterPath + ".aux.xml"
with open(crsFilePath, "w") as writer:
writer.write(self.auxContent(
self.iface.mapCanvas().mapSettings().destinationCrs()))
widget = QgsMessageBar.createMessage(
"Raster Geoferencer", "Raster exported successfully.")
self.iface.messageBar().pushWidget(widget, Qgis.Info, 2)
except Exception as ex:
QgsMessageLog.logMessage(repr(ex))
widget = QgsMessageBar.createMessage(
"Raster Geoferencer",
"There was an error performing this command. "
"See QGIS Message log for details.")
self.iface.messageBar().pushWidget(
widget, Qgis.Critical, 5)
def paintEvent(self, event):
linePen = QPen(Qt.black)
linePen.setWidth(3)
width = self.width() / self.scale
def paintLineMarks(painter):
painter.save()
painter.scale(self.scale, yDirection * self.scale)
painter.setPen(linePen)
painter.drawLine(0, self.ascender, width, self.ascender)
painter.drawLine(0, 0, width, 0)
painter.drawLine(0, self.descender, width, self.descender)
painter.restore()
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.fillRect(0, 0, self.width(), self.height(), Qt.white)
if self._verticalFlip:
baselineShift = -self.descender
yDirection = 1
else:
baselineShift = self.ascender
yDirection = -1
painter.translate(self.padding, self.padding + baselineShift * self.scale * self._lineHeight)
# TODO: scale painter here to avoid g*scale everywhere below
cur_width = 0
lines = 1
self._positions = [[]]
if self._showMetrics:
paintLineMarks(painter)
for index, glyph in enumerate(self.glyphs):
# line wrapping
gWidth = glyph.width * self.scale
doKern = index > 0 and self._showKerning and cur_width > 0
if doKern:
kern = self.lookupKerningValue(self.glyphs[index - 1].name, glyph.name) * self.scale
else:
kern = 0
if self._wrapLines and cur_width + gWidth + kern + 2 * self.padding > self.width():
painter.translate(-cur_width, self.ptSize * self._lineHeight)
if self._showMetrics:
paintLineMarks(painter)
self._positions.append([(0, gWidth)])
cur_width = gWidth
lines += 1
else:
if doKern:
painter.translate(kern, 0)
self._positions[-1].append((cur_width, gWidth))
cur_width += gWidth + kern
glyphPath = glyph.getRepresentation("defconQt.QPainterPath")
painter.save()
painter.scale(self.scale, yDirection * self.scale)
if self._showMetrics:
halfDescent = self.descender / 2
painter.drawLine(0, 0, 0, halfDescent)
painter.drawLine(glyph.width, 0, glyph.width, halfDescent)
if self._selected is not None and index == self._selected:
painter.fillRect(0, self.descender, glyph.width, self.upm, glyphSelectionColor)
painter.fillPath(glyphPath, Qt.black)
painter.restore()
painter.translate(gWidth, 0)
scrollMargins = self._scrollArea.contentsMargins()
innerHeight = self._scrollArea.height() - scrollMargins.top() - scrollMargins.bottom()
if not self._wrapLines:
innerWidth = self._scrollArea.width() - scrollMargins.left() - scrollMargins.right()
width = max(innerWidth, cur_width + self.padding * 2)
else:
width = self.width()
self.resize(width, max(innerHeight, lines * self.ptSize * self._lineHeight + 2 * self.padding))
def paintEvent(self, event):
painter = QPainter(self)
painter.setFont(headerFont)
painter.setRenderHint(QPainter.Antialiasing)
rect = self.rect()
# draw the background
painter.fillRect(rect, Qt.white)
if self._glyph is None:
return
# apply the overall scale
painter.save()
# + translate and flip
painter.translate(0, self.height())
painter.scale(self._scale, -self._scale)
# move into position
widgetWidth = self.width()
width = self._glyph.width * self._scale
diff = widgetWidth - width
xOffset = round((diff / 2) * self._inverseScale)
yOffset = self._verticalCenterYBuffer * self._inverseScale
yOffset -= self._descender
painter.translate(xOffset, yOffset)
# store the current drawing rect
w, h = self.width(), self.height()
w *= self._inverseScale
h *= self._inverseScale
self._drawingRect = (-xOffset, -yOffset, w, h)
# gather the layers
layerSet = self._glyph.layerSet
if layerSet is None:
layers = [(self._glyph, None)]
else:
glyphName = self._glyph.name
layers = []
for layerName in reversed(layerSet.layerOrder):
layer = layerSet[layerName]
if glyphName not in layer:
continue
glyph = layer[glyphName]
if glyph == self._glyph:
layerName = None
layers.append((glyph, layerName))
for glyph, layerName in layers:
# draw the image
if self.drawingAttribute("showGlyphImage", layerName):
self.drawImage(painter, glyph, layerName)
# draw the blues
if layerName is None and self.drawingAttribute(
"showFontPostscriptBlues", None):
self.drawBlues(painter, glyph, layerName)
if layerName is None and self.drawingAttribute(
"showFontPostscriptFamilyBlues", None):
self.drawFamilyBlues(painter, glyph, layerName)
# draw the margins
if self.drawingAttribute("showGlyphMargins", layerName):
self.drawMargins(painter, glyph, layerName)
# draw the vertical metrics
if layerName is None and self.drawingAttribute(
"showFontVerticalMetrics", None):
self.drawVerticalMetrics(painter, glyph, layerName)
# draw the glyph
if self.drawingAttribute("showGlyphFill", layerName) or \
self.drawingAttribute("showGlyphStroke", layerName):
self.drawFillAndStroke(painter, glyph, layerName)
if self.drawingAttribute("showGlyphOnCurvePoints", layerName) or \
self.drawingAttribute("showGlyphOffCurvePoints",
layerName):
self.drawPoints(painter, glyph, layerName)
if self.drawingAttribute("showGlyphAnchors", layerName):
self.drawAnchors(painter, glyph, layerName)
self._currentTool.paint(painter)
painter.restore()
def paintEvent(self, event):
linePen = QPen(Qt.black)
linePen.setWidth(3)
width = self.width() / self.scale
def paintLineMarks(painter):
painter.save()
painter.scale(self.scale, yDirection * self.scale)
painter.setPen(linePen)
painter.drawLine(0, self.ascender, width, self.ascender)
painter.drawLine(0, 0, width, 0)
painter.drawLine(0, self.descender, width, self.descender)
painter.restore()
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.fillRect(0, 0, self.width(), self.height(), Qt.white)
if self._verticalFlip:
baselineShift = -self.descender
yDirection = 1
else:
baselineShift = self.ascender
yDirection = -1
painter.translate(self.padding, self.padding +
baselineShift * self.scale * self._lineHeight)
# TODO: scale painter here to avoid g*scale everywhere below
cur_width = 0
if self._showMetrics:
paintLineMarks(painter)
for index, glyph in enumerate(self.glyphs):
# line wrapping
gWidth = glyph.width * self.scale
doKern = index > 0 and self._showKerning and cur_width > 0
if doKern:
kern = self.lookupKerningValue(
self.glyphs[index - 1].name, glyph.name) * self.scale
else:
kern = 0
if (self._wrapLines and cur_width + gWidth + kern +
2 * self.padding > self.width()) or glyph.unicode == 2029:
painter.translate(-cur_width, self.ptSize * self._lineHeight)
if self._showMetrics:
paintLineMarks(painter)
cur_width = gWidth
else:
if doKern:
painter.translate(kern, 0)
cur_width += gWidth + kern
glyphPath = glyph.getRepresentation("defconQt.QPainterPath")
painter.save()
painter.scale(self.scale, yDirection * self.scale)
if self._showMetrics:
halfDescent = self.descender / 2
painter.drawLine(0, 0, 0, halfDescent)
painter.drawLine(glyph.width, 0, glyph.width, halfDescent)
if self._selected is not None and index == self._selected:
painter.fillRect(0, self.descender, glyph.width,
self.upm, glyphSelectionColor)
painter.fillPath(glyphPath, Qt.black)
painter.restore()
painter.translate(gWidth, 0)
def paintEvent(self, event):
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
redrawRect = event.rect()
beginRow = redrawRect.top() // self.squareSize
endRow = redrawRect.bottom() // self.squareSize
# XXX: do we need to maintain self._column when we have (endColumn -
# beginColumn)?
beginColumn = redrawRect.left() // self.squareSize
endColumn = redrawRect.right() // self.squareSize
gradient = QLinearGradient(0, 0, 0, GlyphCellHeaderHeight)
gradient.setColorAt(0.0, cellHeaderBaseColor)
gradient.setColorAt(1.0, cellHeaderLineColor)
dirtyGradient = QLinearGradient(0, 0, 0, GlyphCellHeaderHeight)
dirtyGradient.setColorAt(0.0, cellHeaderBaseColor.darker(125))
dirtyGradient.setColorAt(1.0, cellHeaderLineColor.darker(125))
markGradient = QLinearGradient(0, 0, 0, self.squareSize-GlyphCellHeaderHeight)
for row in range(beginRow, endRow + 1):
for column in range(beginColumn, endColumn + 1):
key = row * self._columns + column
if key >= len(self._glyphs): break
glyph = self._glyphs[key]
painter.save()
painter.translate(column * self.squareSize, row * self.squareSize)
painter.fillRect(0, 0, self.squareSize, self.squareSize, Qt.white)
# prepare header colors
brushColor = gradient
linesColor = cellHeaderHighlightLineColor
# mark color
if not glyph.template:
if glyph.markColor is not None:
markColor = QColor.fromRgbF(*tuple(glyph.markColor))
markGradient.setColorAt(1.0, markColor)
markGradient.setColorAt(0.0, markColor.lighter(125))
painter.fillRect(0, GlyphCellHeaderHeight, self.squareSize,
self.squareSize - GlyphCellHeaderHeight, QBrush(markGradient))
if glyph.dirty:
brushColor = dirtyGradient
linesColor = cellHeaderHighlightLineColor.darker(110)
# header gradient
painter.fillRect(0, 0, self.squareSize, GlyphCellHeaderHeight,
QBrush(brushColor))
# header lines
painter.setPen(linesColor)
minOffset = painter.pen().width()
# disable antialiasing to avoid lines bleeding over background
painter.setRenderHint(QPainter.Antialiasing, False)
painter.drawLine(0, 0, 0, GlyphCellHeaderHeight - 1)
painter.drawLine(self.squareSize - 2, 0, self.squareSize - 2, GlyphCellHeaderHeight -1)
painter.setPen(QColor(170, 170, 170))
painter.drawLine(0, GlyphCellHeaderHeight, self.squareSize, GlyphCellHeaderHeight)
painter.setRenderHint(QPainter.Antialiasing)
# header text
painter.setFont(headerFont)
painter.setPen(QColor(80, 80, 80))
name = metrics.elidedText(glyph.name, Qt.ElideRight, self.squareSize - 2)
painter.drawText(1, 0, self.squareSize - 2, GlyphCellHeaderHeight - minOffset,
Qt.TextSingleLine | Qt.AlignCenter, name)
painter.restore()
painter.setPen(cellGridColor)
rightEdgeX = column * self.squareSize + self.squareSize
bottomEdgeY = row * self.squareSize + self.squareSize
painter.drawLine(rightEdgeX, row * self.squareSize + 1, rightEdgeX, bottomEdgeY)
painter.drawLine(rightEdgeX, bottomEdgeY, column * self.squareSize + 1, bottomEdgeY)
if self._currentDropIndex is not None:
painter.setPen(Qt.green)
if self._currentDropIndex == key:
painter.drawLine(column * self.squareSize, row * self.squareSize,
column * self.squareSize, bottomEdgeY)
# special-case the end-column
elif column == endColumn and self._currentDropIndex == key+1:
yPos = self.mapFromGlobal(QCursor.pos()).y()
if row == yPos // self.squareSize:
painter.drawLine(rightEdgeX - 1, row * self.squareSize,
rightEdgeX - 1, bottomEdgeY)
# selection code
if key in self._selection:
painter.setRenderHint(QPainter.Antialiasing, False)
painter.fillRect(column * self.squareSize + 1,
row * self.squareSize + 1, self.squareSize - 3,
self.squareSize - 3, cellSelectionColor)
painter.setRenderHint(QPainter.Antialiasing)
if not glyph.template:
font = glyph.getParent()
outline = glyph.getRepresentation("defconQt.QPainterPath")
uPM = font.info.unitsPerEm
if uPM is None or not uPM > 0:
uPM = 1000
descender = font.info.descender
if descender is None or not descender < 0:
descender = -250
factor = (self.squareSize-GlyphCellHeaderHeight) / (uPM*(1+2*GlyphCellBufferHeight))
x_offset = (self.squareSize-glyph.width*factor)/2
# If the glyph overflows horizontally we need to adjust the scaling factor
if x_offset < 0:
factor *= 1+2*x_offset/(glyph.width*factor)
x_offset = 0
# TODO: the * 1.8 below is somewhat artificial
y_offset = descender*factor * 1.8
painter.save()
painter.setClipRect(column * self.squareSize, row * self.squareSize+GlyphCellHeaderHeight,
self.squareSize, self.squareSize-GlyphCellHeaderHeight)
painter.translate(column * self.squareSize + x_offset, row * self.squareSize + self.squareSize + y_offset)
painter.scale(factor, -factor)
painter.fillPath(outline, Qt.black)
painter.restore()
else:
painter.save()
painter.setFont(voidFont)
painter.setPen(QPen(Qt.lightGray))
rect = QRectF(column * self.squareSize, row * self.squareSize+GlyphCellHeaderHeight,
self.squareSize, self.squareSize-GlyphCellHeaderHeight)
# TODO: need to flag template glyphs as to whether they have unicodings or not
if glyph.unicode is not None:
text = chr(glyph.unicode)
else:
text = "✌"
painter.drawText(rect, Qt.AlignCenter, text)
painter.restore()
