def paintEvent(self, event):
painter = QPainter()
painter.begin(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.fillRect(event.rect(), QBrush(QColor(127, 127, 127, 127)))
painter.setPen(QPen(Qt.NoPen))
for i in range(6):
if int(self.counter / 10) % 6 == i:
factor = self.counter % 10
if factor >= 5:
factor = 5 - (self.counter % 5)
painter.setBrush(QBrush(QColor(95 + factor * 32, 127, 127)))
else:
painter.setBrush(QBrush(QColor(127, 127, 127)))
painter.drawEllipse(
self.width() / 2 + 30 * math.cos(2 * math.pi * i / 6.0) - 10,
self.height() / 2 + 30 * math.sin(2 * math.pi * i / 6.0) - 10,
20, 20)
painter.end()
python类NoPen()的实例源码
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)
# ----
# Font
# ----
# Guidelines
def paint(self, painter, rect, palette, editMode):
painter.save()
painter.setRenderHint(QPainter.Antialiasing, True)
painter.setPen(Qt.NoPen)
if editMode == StarRating.Editable:
painter.setBrush(palette.highlight())
else:
painter.setBrush(palette.windowText())
yOffset = (rect.height() - self.PaintingScaleFactor) / 2
painter.translate(rect.x(), rect.y() + yOffset)
painter.scale(self.PaintingScaleFactor, self.PaintingScaleFactor)
for i in range(self._maxStarCount):
if i < self._starCount:
painter.drawPolygon(self.starPolygon, Qt.WindingFill)
elif editMode == StarRating.Editable:
painter.drawPolygon(self.diamondPolygon, Qt.WindingFill)
painter.translate(1.0, 0.0)
painter.restore()
def paintWindowFrame(self, painter, option, widget):
color = QColor(0, 0, 0, 64)
r = self.windowFrameRect()
right = QRectF(r.right(), r.top()+10, 10, r.height()-10)
bottom = QRectF(r.left()+10, r.bottom(), r.width(), 10)
intersectsRight = right.intersects(option.exposedRect)
intersectsBottom = bottom.intersects(option.exposedRect)
if intersectsRight and intersectsBottom:
path = QPainterPath()
path.addRect(right)
path.addRect(bottom)
painter.setPen(Qt.NoPen)
painter.setBrush(color)
painter.drawPath(path)
elif intersectsBottom:
painter.fillRect(bottom, color)
elif intersectsRight:
painter.fillRect(right, color)
super(CustomProxy, self).paintWindowFrame(painter, option, widget)
def paint(self, painter, rect, palette, editMode):
painter.save()
painter.setRenderHint(QPainter.Antialiasing, True)
painter.setPen(Qt.NoPen)
if editMode == StarRating.Editable:
painter.setBrush(palette.highlight())
else:
painter.setBrush(palette.windowText())
yOffset = (rect.height() - self.PaintingScaleFactor) / 2
painter.translate(rect.x(), rect.y() + yOffset)
painter.scale(self.PaintingScaleFactor, self.PaintingScaleFactor)
for i in range(self._maxStarCount):
if i < self._starCount:
painter.drawPolygon(self.starPolygon, Qt.WindingFill)
elif editMode == StarRating.Editable:
painter.drawPolygon(self.diamondPolygon, Qt.WindingFill)
painter.translate(1.0, 0.0)
painter.restore()
def paintWindowFrame(self, painter, option, widget):
color = QColor(0, 0, 0, 64)
r = self.windowFrameRect()
right = QRectF(r.right(), r.top()+10, 10, r.height()-10)
bottom = QRectF(r.left()+10, r.bottom(), r.width(), 10)
intersectsRight = right.intersects(option.exposedRect)
intersectsBottom = bottom.intersects(option.exposedRect)
if intersectsRight and intersectsBottom:
path = QPainterPath()
path.addRect(right)
path.addRect(bottom)
painter.setPen(Qt.NoPen)
painter.setBrush(color)
painter.drawPath(path)
elif intersectsBottom:
painter.fillRect(bottom, color)
elif intersectsRight:
painter.fillRect(right, color)
super(CustomProxy, self).paintWindowFrame(painter, option, widget)
def paint(self, painter, rect, palette, editMode):
painter.save()
painter.setRenderHint(QPainter.Antialiasing, True)
painter.setPen(Qt.NoPen)
if editMode == StarRating.Editable:
painter.setBrush(palette.highlight())
else:
painter.setBrush(palette.windowText())
yOffset = (rect.height() - self.PaintingScaleFactor) / 2
painter.translate(rect.x(), rect.y() + yOffset)
painter.scale(self.PaintingScaleFactor, self.PaintingScaleFactor)
for i in range(self._maxStarCount):
if i < self._starCount:
painter.drawPolygon(self.starPolygon, Qt.WindingFill)
elif editMode == StarRating.Editable:
painter.drawPolygon(self.diamondPolygon, Qt.WindingFill)
painter.translate(1.0, 0.0)
painter.restore()
def paintWindowFrame(self, painter, option, widget):
color = QColor(0, 0, 0, 64)
r = self.windowFrameRect()
right = QRectF(r.right(), r.top()+10, 10, r.height()-10)
bottom = QRectF(r.left()+10, r.bottom(), r.width(), 10)
intersectsRight = right.intersects(option.exposedRect)
intersectsBottom = bottom.intersects(option.exposedRect)
if intersectsRight and intersectsBottom:
path = QPainterPath()
path.addRect(right)
path.addRect(bottom)
painter.setPen(Qt.NoPen)
painter.setBrush(color)
painter.drawPath(path)
elif intersectsBottom:
painter.fillRect(bottom, color)
elif intersectsRight:
painter.fillRect(right, color)
super(CustomProxy, self).paintWindowFrame(painter, option, widget)
def paint(self, painter: QPainter, option: QStyleOptionViewItem, index: QModelIndex) -> None:
r = option.rect
pencolor = Qt.white if self.theme == 'dark' else Qt.black
if self.parent.isEnabled():
if option.state & QStyle.State_Selected:
painter.setBrush(QColor(150, 190, 78, 150))
elif option.state & QStyle.State_MouseOver:
painter.setBrush(QColor(227, 212, 232))
pencolor = Qt.black
else:
brushcolor = QColor(79, 85, 87, 175) if self.theme == 'dark' else QColor('#EFF0F1')
painter.setBrush(Qt.transparent if index.row() % 2 == 0 else brushcolor)
painter.setPen(Qt.NoPen)
painter.drawRect(r)
thumb = QIcon(index.data(Qt.DecorationRole + 1))
starttime = index.data(Qt.DisplayRole + 1)
endtime = index.data(Qt.UserRole + 1)
externalPath = index.data(Qt.UserRole + 2)
r = option.rect.adjusted(5, 0, 0, 0)
thumb.paint(painter, r, Qt.AlignVCenter | Qt.AlignLeft)
painter.setPen(QPen(pencolor, 1, Qt.SolidLine))
r = option.rect.adjusted(110, 8, 0, 0)
painter.setFont(QFont('Noto Sans UI', 10 if sys.platform == 'darwin' else 8, QFont.Bold))
painter.drawText(r, Qt.AlignLeft, 'FILENAME' if len(externalPath) else 'START')
r = option.rect.adjusted(110, 20, 0, 0)
painter.setFont(QFont('Noto Sans UI', 11 if sys.platform == 'darwin' else 9, QFont.Normal))
if len(externalPath):
painter.drawText(r, Qt.AlignLeft, self.clipText(os.path.basename(externalPath), painter))
else:
painter.drawText(r, Qt.AlignLeft, starttime)
if len(endtime) > 0:
r = option.rect.adjusted(110, 45, 0, 0)
painter.setFont(QFont('Noto Sans UI', 10 if sys.platform == 'darwin' else 8, QFont.Bold))
painter.drawText(r, Qt.AlignLeft, 'RUNTIME' if len(externalPath) else 'END')
r = option.rect.adjusted(110, 60, 0, 0)
painter.setFont(QFont('Noto Sans UI', 11 if sys.platform == 'darwin' else 9, QFont.Normal))
painter.drawText(r, Qt.AlignLeft, endtime)
if self.parent.verticalScrollBar().isVisible():
self.parent.setFixedWidth(210)
else:
self.parent.setFixedWidth(190)
def draw_photon(self,qp,start_x,start_y,up):
wx=np.arange(0, 100.0 , 0.1)
wy=np.sin(wx*3.14159*0.1)*15
pen=QPen()
pen.setWidth(2)
if up==True:
pen.setColor(QColor(0,0,255))
else:
pen.setColor(QColor(0,255,0))
qp.setPen(pen)
for i in range(1,len(wx)):
qp.drawLine((int)(start_x-wy[i-1]),(int)(start_y+wx[i-1]),(int)(start_x-wy[i]),(int)(start_y+wx[i]))
if up==True:
path=QPainterPath()
path.moveTo (start_x-10, start_y);
path.lineTo (start_x-10, start_y);
path.lineTo (start_x+10, start_y);
path.lineTo (start_x, start_y-20);
qp.fillPath (path, QBrush (QColor (0,0,255)))
else:
path=QPainterPath()
path.moveTo (start_x-10, start_y+100.0);
path.lineTo (start_x-10, start_y+100.0);
path.lineTo (start_x+10, start_y+100.0);
path.lineTo (start_x, start_y+100.0+20);
qp.setPen (Qt.NoPen);
qp.fillPath (path, QBrush (QColor (0,255,0)))
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 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):
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 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 paint(self, qp, *args, **kwargs):
qp.setPen(QPen(Qt.NoPen))
qp.setBrush(QBrush(QColor(0, 0, 0)))
qp.drawRect(self.boundingRect())
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 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 setupScene(self):
self.m_scene.setSceneRect(-300, -200, 600, 460)
linearGrad = QLinearGradient(QPointF(-100, -100), QPointF(100, 100))
linearGrad.setColorAt(0, QColor(255, 255, 255))
linearGrad.setColorAt(1, QColor(192, 192, 255))
self.setBackgroundBrush(linearGrad)
radialGrad = QRadialGradient(30, 30, 30)
radialGrad.setColorAt(0, Qt.yellow)
radialGrad.setColorAt(0.2, Qt.yellow)
radialGrad.setColorAt(1, Qt.transparent)
pixmap = QPixmap(60, 60)
pixmap.fill(Qt.transparent)
painter = QPainter(pixmap)
painter.setPen(Qt.NoPen)
painter.setBrush(radialGrad)
painter.drawEllipse(0, 0, 60, 60)
painter.end()
self.m_lightSource = self.m_scene.addPixmap(pixmap)
self.m_lightSource.setZValue(2)
for i in range(-2, 3):
for j in range(-2, 3):
if (i + j) & 1:
item = QGraphicsEllipseItem(0, 0, 50, 50)
else:
item = QGraphicsRectItem(0, 0, 50, 50)
item.setPen(QPen(Qt.black, 1))
item.setBrush(QBrush(Qt.white))
effect = QGraphicsDropShadowEffect(self)
effect.setBlurRadius(8)
item.setGraphicsEffect(effect)
item.setZValue(1)
item.setPos(i * 80, j * 80)
self.m_scene.addItem(item)
self.m_items.append(item)
def openFile(self, svg_file):
if not svg_file.exists():
return
s = self.scene()
if self.backgroundItem:
drawBackground = self.backgroundItem.isVisible()
else:
drawBackground = False
if self.outlineItem:
drawOutline = self.outlineItem.isVisible()
else:
drawOutline = True
s.clear()
self.resetTransform()
self.svgItem = QGraphicsSvgItem(svg_file.fileName())
self.svgItem.setFlags(QGraphicsItem.ItemClipsToShape)
self.svgItem.setCacheMode(QGraphicsItem.NoCache)
self.svgItem.setZValue(0)
self.backgroundItem = QGraphicsRectItem(self.svgItem.boundingRect())
self.backgroundItem.setBrush(Qt.white)
self.backgroundItem.setPen(QPen(Qt.NoPen))
self.backgroundItem.setVisible(drawBackground)
self.backgroundItem.setZValue(-1)
self.outlineItem = QGraphicsRectItem(self.svgItem.boundingRect())
outline = QPen(Qt.black, 2, Qt.DashLine)
outline.setCosmetic(True)
self.outlineItem.setPen(outline)
self.outlineItem.setBrush(QBrush(Qt.NoBrush))
self.outlineItem.setVisible(drawOutline)
self.outlineItem.setZValue(1)
s.addItem(self.backgroundItem)
s.addItem(self.svgItem)
s.addItem(self.outlineItem)
s.setSceneRect(self.outlineItem.boundingRect().adjusted(-10, -10, 10, 10))
def createRoundButtonBackground(self, transform):
scaledRect = transform.mapRect(QRect(0, 0,
self.logicalSize.width(), self.logicalSize.height()))
image = QImage(scaledRect.width(), scaledRect.height(),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.setRenderHint(QPainter.Antialiasing)
painter.setPen(Qt.NoPen)
if Colors.useEightBitPalette:
painter.setPen(QColor(120, 120, 120))
if self.pressed:
painter.setBrush(QColor(60, 60, 60))
elif self.highlighted:
painter.setBrush(QColor(100, 100, 100))
else:
painter.setBrush(QColor(80, 80, 80))
else:
outlinebrush = QLinearGradient(0, 0, 0, scaledRect.height())
brush = QLinearGradient(0, 0, 0, scaledRect.height())
brush.setSpread(QLinearGradient.PadSpread)
highlight = QColor(255, 255, 255, 70)
shadow = QColor(0, 0, 0, 70)
sunken = QColor(220, 220, 220, 30)
if self.type == TextButton.PANEL:
normal1 = QColor(200, 170, 160, 50)
normal2 = QColor(50, 10, 0, 50)
else:
normal1 = QColor(255, 255, 245, 60)
normal2 = QColor(255, 255, 235, 10)
if self.pressed:
outlinebrush.setColorAt(0, shadow)
outlinebrush.setColorAt(1, highlight)
brush.setColorAt(0, sunken)
painter.setPen(Qt.NoPen)
else:
outlinebrush.setColorAt(1, shadow)
outlinebrush.setColorAt(0, highlight)
brush.setColorAt(0, normal1)
if not self.highlighted:
brush.setColorAt(1, normal2)
painter.setPen(QPen(outlinebrush, 1))
painter.setBrush(brush)
if self.type == TextButton.PANEL:
painter.drawRect(0, 0, scaledRect.width(), scaledRect.height())
else:
painter.drawRoundedRect(0, 0, scaledRect.width(),
scaledRect.height(), 10, 90, Qt.RelativeSize)
return image
def setupScene(self):
self.m_scene.setSceneRect(-300, -200, 600, 460)
linearGrad = QLinearGradient(QPointF(-100, -100), QPointF(100, 100))
linearGrad.setColorAt(0, QColor(255, 255, 255))
linearGrad.setColorAt(1, QColor(192, 192, 255))
self.setBackgroundBrush(linearGrad)
radialGrad = QRadialGradient(30, 30, 30)
radialGrad.setColorAt(0, Qt.yellow)
radialGrad.setColorAt(0.2, Qt.yellow)
radialGrad.setColorAt(1, Qt.transparent)
pixmap = QPixmap(60, 60)
pixmap.fill(Qt.transparent)
painter = QPainter(pixmap)
painter.setPen(Qt.NoPen)
painter.setBrush(radialGrad)
painter.drawEllipse(0, 0, 60, 60)
painter.end()
self.m_lightSource = self.m_scene.addPixmap(pixmap)
self.m_lightSource.setZValue(2)
for i in range(-2, 3):
for j in range(-2, 3):
if (i + j) & 1:
item = QGraphicsEllipseItem(0, 0, 50, 50)
else:
item = QGraphicsRectItem(0, 0, 50, 50)
item.setPen(QPen(Qt.black, 1))
item.setBrush(QBrush(Qt.white))
effect = QGraphicsDropShadowEffect(self)
effect.setBlurRadius(8)
item.setGraphicsEffect(effect)
item.setZValue(1)
item.setPos(i * 80, j * 80)
self.m_scene.addItem(item)
self.m_items.append(item)
def openFile(self, svg_file):
if not svg_file.exists():
return
s = self.scene()
if self.backgroundItem:
drawBackground = self.backgroundItem.isVisible()
else:
drawBackground = False
if self.outlineItem:
drawOutline = self.outlineItem.isVisible()
else:
drawOutline = True
s.clear()
self.resetTransform()
self.svgItem = QGraphicsSvgItem(svg_file.fileName())
self.svgItem.setFlags(QGraphicsItem.ItemClipsToShape)
self.svgItem.setCacheMode(QGraphicsItem.NoCache)
self.svgItem.setZValue(0)
self.backgroundItem = QGraphicsRectItem(self.svgItem.boundingRect())
self.backgroundItem.setBrush(Qt.white)
self.backgroundItem.setPen(QPen(Qt.NoPen))
self.backgroundItem.setVisible(drawBackground)
self.backgroundItem.setZValue(-1)
self.outlineItem = QGraphicsRectItem(self.svgItem.boundingRect())
outline = QPen(Qt.black, 2, Qt.DashLine)
outline.setCosmetic(True)
self.outlineItem.setPen(outline)
self.outlineItem.setBrush(QBrush(Qt.NoBrush))
self.outlineItem.setVisible(drawOutline)
self.outlineItem.setZValue(1)
s.addItem(self.backgroundItem)
s.addItem(self.svgItem)
s.addItem(self.outlineItem)
s.setSceneRect(self.outlineItem.boundingRect().adjusted(-10, -10, 10, 10))
def createRoundButtonBackground(self, transform):
scaledRect = transform.mapRect(QRect(0, 0,
self.logicalSize.width(), self.logicalSize.height()))
image = QImage(scaledRect.width(), scaledRect.height(),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.setRenderHint(QPainter.Antialiasing)
painter.setPen(Qt.NoPen)
if Colors.useEightBitPalette:
painter.setPen(QColor(120, 120, 120))
if self.pressed:
painter.setBrush(QColor(60, 60, 60))
elif self.highlighted:
painter.setBrush(QColor(100, 100, 100))
else:
painter.setBrush(QColor(80, 80, 80))
else:
outlinebrush = QLinearGradient(0, 0, 0, scaledRect.height())
brush = QLinearGradient(0, 0, 0, scaledRect.height())
brush.setSpread(QLinearGradient.PadSpread)
highlight = QColor(255, 255, 255, 70)
shadow = QColor(0, 0, 0, 70)
sunken = QColor(220, 220, 220, 30)
if self.type == TextButton.PANEL:
normal1 = QColor(200, 170, 160, 50)
normal2 = QColor(50, 10, 0, 50)
else:
normal1 = QColor(255, 255, 245, 60)
normal2 = QColor(255, 255, 235, 10)
if self.pressed:
outlinebrush.setColorAt(0, shadow)
outlinebrush.setColorAt(1, highlight)
brush.setColorAt(0, sunken)
painter.setPen(Qt.NoPen)
else:
outlinebrush.setColorAt(1, shadow)
outlinebrush.setColorAt(0, highlight)
brush.setColorAt(0, normal1)
if not self.highlighted:
brush.setColorAt(1, normal2)
painter.setPen(QPen(outlinebrush, 1))
painter.setBrush(brush)
if self.type == TextButton.PANEL:
painter.drawRect(0, 0, scaledRect.width(), scaledRect.height())
else:
painter.drawRoundedRect(0, 0, scaledRect.width(),
scaledRect.height(), 10, 90, Qt.RelativeSize)
return image
def setupScene(self):
self.m_scene.setSceneRect(-300, -200, 600, 460)
linearGrad = QLinearGradient(QPointF(-100, -100), QPointF(100, 100))
linearGrad.setColorAt(0, QColor(255, 255, 255))
linearGrad.setColorAt(1, QColor(192, 192, 255))
self.setBackgroundBrush(linearGrad)
radialGrad = QRadialGradient(30, 30, 30)
radialGrad.setColorAt(0, Qt.yellow)
radialGrad.setColorAt(0.2, Qt.yellow)
radialGrad.setColorAt(1, Qt.transparent)
pixmap = QPixmap(60, 60)
pixmap.fill(Qt.transparent)
painter = QPainter(pixmap)
painter.setPen(Qt.NoPen)
painter.setBrush(radialGrad)
painter.drawEllipse(0, 0, 60, 60)
painter.end()
self.m_lightSource = self.m_scene.addPixmap(pixmap)
self.m_lightSource.setZValue(2)
for i in range(-2, 3):
for j in range(-2, 3):
if (i + j) & 1:
item = QGraphicsEllipseItem(0, 0, 50, 50)
else:
item = QGraphicsRectItem(0, 0, 50, 50)
item.setPen(QPen(Qt.black, 1))
item.setBrush(QBrush(Qt.white))
effect = QGraphicsDropShadowEffect(self)
effect.setBlurRadius(8)
item.setGraphicsEffect(effect)
item.setZValue(1)
item.setPos(i * 80, j * 80)
self.m_scene.addItem(item)
self.m_items.append(item)
def openFile(self, svg_file):
if not svg_file.exists():
return
s = self.scene()
if self.backgroundItem:
drawBackground = self.backgroundItem.isVisible()
else:
drawBackground = False
if self.outlineItem:
drawOutline = self.outlineItem.isVisible()
else:
drawOutline = True
s.clear()
self.resetTransform()
self.svgItem = QGraphicsSvgItem(svg_file.fileName())
self.svgItem.setFlags(QGraphicsItem.ItemClipsToShape)
self.svgItem.setCacheMode(QGraphicsItem.NoCache)
self.svgItem.setZValue(0)
self.backgroundItem = QGraphicsRectItem(self.svgItem.boundingRect())
self.backgroundItem.setBrush(Qt.white)
self.backgroundItem.setPen(QPen(Qt.NoPen))
self.backgroundItem.setVisible(drawBackground)
self.backgroundItem.setZValue(-1)
self.outlineItem = QGraphicsRectItem(self.svgItem.boundingRect())
outline = QPen(Qt.black, 2, Qt.DashLine)
outline.setCosmetic(True)
self.outlineItem.setPen(outline)
self.outlineItem.setBrush(QBrush(Qt.NoBrush))
self.outlineItem.setVisible(drawOutline)
self.outlineItem.setZValue(1)
s.addItem(self.backgroundItem)
s.addItem(self.svgItem)
s.addItem(self.outlineItem)
s.setSceneRect(self.outlineItem.boundingRect().adjusted(-10, -10, 10, 10))
def createRoundButtonBackground(self, transform):
scaledRect = transform.mapRect(QRect(0, 0,
self.logicalSize.width(), self.logicalSize.height()))
image = QImage(scaledRect.width(), scaledRect.height(),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.setRenderHint(QPainter.Antialiasing)
painter.setPen(Qt.NoPen)
if Colors.useEightBitPalette:
painter.setPen(QColor(120, 120, 120))
if self.pressed:
painter.setBrush(QColor(60, 60, 60))
elif self.highlighted:
painter.setBrush(QColor(100, 100, 100))
else:
painter.setBrush(QColor(80, 80, 80))
else:
outlinebrush = QLinearGradient(0, 0, 0, scaledRect.height())
brush = QLinearGradient(0, 0, 0, scaledRect.height())
brush.setSpread(QLinearGradient.PadSpread)
highlight = QColor(255, 255, 255, 70)
shadow = QColor(0, 0, 0, 70)
sunken = QColor(220, 220, 220, 30)
if self.type == TextButton.PANEL:
normal1 = QColor(200, 170, 160, 50)
normal2 = QColor(50, 10, 0, 50)
else:
normal1 = QColor(255, 255, 245, 60)
normal2 = QColor(255, 255, 235, 10)
if self.pressed:
outlinebrush.setColorAt(0, shadow)
outlinebrush.setColorAt(1, highlight)
brush.setColorAt(0, sunken)
painter.setPen(Qt.NoPen)
else:
outlinebrush.setColorAt(1, shadow)
outlinebrush.setColorAt(0, highlight)
brush.setColorAt(0, normal1)
if not self.highlighted:
brush.setColorAt(1, normal2)
painter.setPen(QPen(outlinebrush, 1))
painter.setBrush(brush)
if self.type == TextButton.PANEL:
painter.drawRect(0, 0, scaledRect.width(), scaledRect.height())
else:
painter.drawRoundedRect(0, 0, scaledRect.width(),
scaledRect.height(), 10, 90, Qt.RelativeSize)
return image
