def paintMilestone(self, painter):
"""
Paints this item as the milestone look.
:param painter | <QPainter>
"""
# generate the rect
rect = self.rect()
padding = self.padding()
gantt = self.scene().ganttWidget()
cell_w = gantt.cellWidth()
cell_h = gantt.cellHeight()
x = rect.width() - cell_w
y = self.padding()
w = cell_w
h = rect.height() - padding - 2
# grab the color options
color = self.color()
alt_color = self.alternateColor()
if (self.isSelected()):
color = self.highlightColor()
alt_color = self.alternateHighlightColor()
# create the background brush
gradient = QLinearGradient()
gradient.setStart(0, 0)
gradient.setFinalStop(0, h)
gradient.setColorAt(0, color)
gradient.setColorAt(0.8, alt_color)
gradient.setColorAt(1, color)
painter.setPen(self.borderColor())
painter.setBrush(QBrush(gradient))
pen = painter.pen()
pen.setWidthF(0.5)
painter.setPen(pen)
painter.setRenderHint(painter.Antialiasing)
path = QPainterPath()
path.moveTo(x - cell_w / 3.0, y + h / 2.0)
path.lineTo(x, y)
path.lineTo(x + cell_w / 3.0, y + h / 2.0)
path.lineTo(x, y + h)
path.lineTo(x - cell_w / 3.0, y + h / 2.0)
painter.drawPath(path)
def paint(self, painter, option, widget):
widget = self.scene()._slider
pixmap = self.pixmap()
palette = widget.palette()
base = palette.color(palette.Base)
# draw the reflection
painter.save()
painter.setPen(Qt.NoPen)
transform = painter.transform()
transform.translate(pixmap.width() / 2.0, 0)
transform.rotate(self.angle(), Qt.YAxis)
transform.translate(-pixmap.width() / 2.0, 0)
painter.setTransform(transform)
self.graphicsEffect().setEnabled(self.isSelected())
painter.drawPixmap(0, 0, pixmap)
painter.setBrush(Qt.NoBrush)
painter.setOpacity(0.2)
painter.scale(1, -1)
painter.translate(0, -(pixmap.height()) * 2)
painter.drawPixmap(0, 0, pixmap)
painter.setOpacity(1)
grad = QLinearGradient()
grad.setStart(0, 0)
grad.setFinalStop(0, pixmap.height())
grad.setColorAt(1.0, QColor(0, 0, 0, 0))
grad.setColorAt(0.2, base)
grad.setColorAt(0.0, base)
painter.setBrush(grad)
painter.drawRect(0, 0, pixmap.width(), pixmap.height())
painter.restore()
def drawItem(self, item, painter, option):
"""
Draws the inputed item as a bar graph.
:param item | <XChartDatasetItem>
painter | <QPainter>
option | <QStyleOptionGraphicsItem>
"""
dataset = item.dataset()
painter.save()
painter.setRenderHint(painter.Antialiasing)
pen = QPen(dataset.color())
pen.setWidth(0.75)
painter.setPen(pen)
for path in item.buildData('subpaths', []):
gradient = QLinearGradient()
clr = QColor(dataset.color())
clr.setAlpha(220)
gradient.setColorAt(0.0, clr.lighter(180))
gradient.setColorAt(0.1, clr.lighter(160))
gradient.setColorAt(0.25, clr.lighter(140))
gradient.setColorAt(1.0, clr.lighter(125))
if self.orientation() == Qt.Vertical:
gradient.setStart(0, path.boundingRect().bottom())
gradient.setFinalStop(0, path.boundingRect().top())
else:
gradient.setStart(path.boundingRect().left(), 0)
gradient.setFinalStop(path.boundingRect().right(), 0)
painter.setBrush(gradient)
painter.drawPath(path)
painter.restore()
def drawForeground(self, painter, rect):
palette = self._slider.palette()
color = palette.color(palette.Base)
trans = self._slider.viewportTransform()
rect = trans.mapRect(self._slider.rect())
width = rect.width()
rect.setX(abs(rect.x()))
rect.setWidth(width)
clear = QColor(0, 0, 0, 0)
grad = QLinearGradient()
grad.setStart(rect.left(), 0)
grad.setFinalStop(rect.right(), 0)
grad.setColorAt(0.0, color)
grad.setColorAt(0.3, clear)
grad.setColorAt(0.7, clear)
grad.setColorAt(1.0, color)
painter.setBrush(grad)
painter.setPen(Qt.NoPen)
painter.drawRect(rect)
def paintEvent(self, event):
"""
Paints the background for the dock toolbar.
:param event | <QPaintEvent>
"""
x = 1
y = 1
w = self.width()
h = self.height()
clr_a = QColor(220, 220, 220)
clr_b = QColor(190, 190, 190)
grad = QLinearGradient()
grad.setColorAt(0.0, clr_a)
grad.setColorAt(0.6, clr_a)
grad.setColorAt(1.0, clr_b)
# adjust the coloring for the horizontal toolbar
if self.position() & (self.Position.North | self.Position.South):
h = self.minimumPixmapSize().height() + 6
if self.position() == self.Position.South:
y = self.height() - h
grad.setStart(0, y)
grad.setFinalStop(0, self.height())
else:
grad.setStart(0, 0)
grad.setFinalStart(0, h)
# adjust the coloring for the vertical toolbar
if self.position() & (self.Position.East | self.Position.West):
w = self.minimumPixmapSize().width() + 6
if self.position() == self.Position.West:
x = self.width() - w
grad.setStart(x, 0)
grad.setFinalStop(self.width(), 0)
else:
grad.setStart(0, 0)
grad.setFinalStop(w, 0)
with XPainter(self) as painter:
painter.fillRect(x, y, w, h, grad)
# show the active action
action = self.selectedAction()
if action is not None and \
not self.currentAction() and \
not self._animating:
for lbl in self.actionLabels():
if lbl.action() != action:
continue
geom = lbl.geometry()
size = lbl.pixmapSize()
if self.position() == self.Position.North:
x = geom.left()
y = 0
w = geom.width()
h = size.height() + geom.top() + 2
elif self.position() == self.Position.East:
x = 0
y = geom.top()
w = size.width() + geom.left() + 2
h = geom.height()
painter.setPen(QColor(140, 140, 40))
painter.setBrush(QColor(160, 160, 160))
painter.drawRect(x, y, w, h)
break
def rebuildTiles(self):
# create the foreground pixmap
gantt = self.ganttWidget()
header = gantt.treeWidget().header()
width = self.sceneRect().width()
height = header.height()
# create the main color
palette = gantt.palette()
color = palette.color(palette.Button)
textColor = palette.color(palette.ButtonText)
borderColor = color.darker(140)
text_align = Qt.AlignBottom | Qt.AlignHCenter
# create the gradient
gradient = QLinearGradient()
gradient.setStart(0, 0)
gradient.setFinalStop(0, height)
gradient.setColorAt(0, color)
gradient.setColorAt(1, color.darker(120))
# generate the tiles
tiles = []
painters = []
for rect, label in self._topLabels:
tile_rect = QRectF(rect.x(), 0, rect.width(), height)
pixmap = QPixmap(rect.width(), height)
with XPainter(pixmap) as painter:
painter.setBrush(QBrush(gradient))
painter.drawRect(tile_rect)
rx = 0
ry = 0
rw = rect.width()
rh = rect.height()
painter.setPen(borderColor)
painter.drawRect(rx, ry, rw, rh)
painter.setPen(textColor)
painter.drawText(rx, ry, rw, rh - 2, text_align, label)
tiles.append((tile_rect, pixmap))
painters.append((tile_rect, pixmap, painter))
# add bottom labels
for rect, label in self._labels:
for tile_rect, tile, painter in painters:
if tile_rect.x() <= rect.x() and \
rect.right() <= tile_rect.right():
rx = rect.x() - tile_rect.x()
ry = rect.y()
rw = rect.width()
rh = rect.height()
with painter:
painter.setPen(borderColor)
painter.drawRect(rx, ry, rw, rh)
painter.setPen(textColor)
painter.drawText(rx, ry, rw, rh - 2, text_align, label)
self._tiles = tiles
def paint(self, painter, option, widget):
"""
Draws this item with the inputed painter.
:param painter | <QPainter>
rect | <QRect>
"""
if self._dirty:
self.rebuild()
scene = self.scene()
if not scene:
return
grid = scene.gridRect()
typ = self.chartType()
# draw the line chart
if typ == XChartScene.Type.Line:
painter.setRenderHint(painter.Antialiasing)
# draw the path area
area = self._buildData.get('path_area')
if area and self.isShaded():
clr = QColor(self.color())
clr.setAlpha(120)
painter.setPen(Qt.NoPen)
painter.setBrush(clr)
painter.drawPath(area)
# draw the line data
pen = QPen(self.color())
pen.setWidth(2)
painter.setPen(pen)
painter.setBrush(Qt.NoBrush)
painter.drawPath(self.path())
if (self.showPointsInLine()):
palette = QApplication.palette()
pen = QPen(palette.color(palette.Base))
pen.setWidth(2)
painter.setBrush(self.color())
painter.setPen(pen)
for point in self._ellipses:
painter.drawEllipse(point, self.pointRadius(),
self.pointRadius())
# draw a bar chart
elif typ == XChartScene.Type.Bar:
painter.setRenderHint(painter.Antialiasing)
pen = QPen(self.color())
pen.setWidth(1)
painter.setPen(pen)
for key, value, sub_path in self._subpaths:
gradient = QLinearGradient()
clr = QColor(self.color())
if (sub_path != self._hoveredPath):
clr.setAlpha(130)
gradient.setColorAt(0.0, clr.lighter(140))
gradient.setColorAt(0.1, clr.lighter(120))
gradient.setColorAt(0.25, clr.lighter(110))
gradient.setColorAt(1.0, clr.lighter(105))
if (self.orientation() == Qt.Horizontal):
gradient.setStart(0, sub_path.boundingRect().top())
gradient.setFinalStop(0, sub_path.boundingRect().bottom())
else:
gradient.setStart(sub_path.boundingRect().left(), 0)
gradient.setFinalStop(sub_path.boundingRect().right(), 0)
painter.setBrush(gradient)
painter.drawPath(sub_path)
# draw a simple pie chart (calculated by scene)
elif typ == XChartScene.Type.Pie:
painter.setRenderHint(painter.Antialiasing)
center = self.pieCenter()
radius = self.radius()
for key, value, sub_path in self._subpaths:
clr = self.keyColor(key)
gradient = QRadialGradient(QPointF(0, 0), radius)
a = QColor(clr.lighter(140))
b = QColor(clr.lighter(110))
a.setAlpha(40)
b.setAlpha(80)
# look for mouse over
if (sub_path == self._hoveredPath):
a.setAlpha(100)
b.setAlpha(200)
gradient.setColorAt(0, a)
gradient.setColorAt(1, b)
pen = QPen(clr)
pen.setWidth(1)
painter.setBrush(gradient)
painter.setPen(pen)
painter.drawPath(sub_path)
def paintNormal(self, painter):
"""
Paints this item as the normal look.
:param painter | <QPainter>
"""
# generate the rect
rect = self.rect()
x = 0
y = self.padding()
w = rect.width()
h = rect.height() - (2 * self.padding()) - 1
radius = self.borderRadius()
# grab the color options
color = self.color()
alt_color = self.alternateColor()
if (self.isSelected()):
color = self.highlightColor()
alt_color = self.alternateHighlightColor()
# create the background brush
gradient = QLinearGradient()
gradient.setStart(0, 0)
gradient.setFinalStop(0, h)
gradient.setColorAt(0, color)
gradient.setColorAt(0.8, alt_color)
gradient.setColorAt(1, color)
painter.setPen(self.borderColor())
if (radius):
painter.setRenderHint(painter.Antialiasing)
pen = painter.pen()
pen.setWidthF(0.5)
painter.setPen(pen)
painter.setBrush(QBrush(gradient))
painter.drawRoundedRect(x, y, w, h, radius, radius)
# create the progress brush
if (self.showProgress()):
gradient = QLinearGradient()
gradient.setStart(0, 0)
gradient.setFinalStop(0, h)
gradient.setColorAt(0, self.progressColor())
gradient.setColorAt(0.8, self.alternateProgressColor())
gradient.setColorAt(1, self.progressColor())
prog_w = (w - 4) * (self._percentComplete / 100.0)
radius -= 2
painter.setPen(Qt.NoPen)
painter.setBrush(QBrush(gradient))
painter.drawRoundedRect(x + 2, y + 2, prog_w, h - 4, radius,
radius)
# draw the text on this item
if (self.text()):
painter.setPen(self.textColor())
painter.drawText(x, y, w, h, Qt.AlignCenter, self.text())
def paintGroup(self, painter):
"""
Paints this item as the group look.
:param painter | <QPainter>
"""
# generate the rect
rect = self.rect()
padding = self.padding()
gantt = self.scene().ganttWidget()
cell_w = gantt.cellWidth()
cell_h = gantt.cellHeight()
x = 0
y = self.padding()
w = rect.width()
h = rect.height() - (padding + 1)
# grab the color options
color = self.color()
alt_color = self.alternateColor()
if (self.isSelected()):
color = self.highlightColor()
alt_color = self.alternateHighlightColor()
# create the background brush
gradient = QLinearGradient()
gradient.setStart(0, 0)
gradient.setFinalStop(0, h)
gradient.setColorAt(0, color)
gradient.setColorAt(0.8, alt_color)
gradient.setColorAt(1, color)
painter.setPen(self.borderColor())
painter.setBrush(QBrush(gradient))
pen = painter.pen()
pen.setWidthF(0.5)
painter.setPen(pen)
painter.setRenderHint(painter.Antialiasing)
path = QPainterPath()
path.moveTo(x - cell_w / 4.0, y)
path.lineTo(w + cell_w / 4.0, y)
path.lineTo(w + cell_w / 4.0, y + h / 2.0)
path.lineTo(w, h)
path.lineTo(w - cell_w / 4.0, y + h / 2.0)
path.lineTo(x + cell_w / 4.0, y + h / 2.0)
path.lineTo(x, h)
path.lineTo(x - cell_w / 4.0, y + h / 2.0)
path.lineTo(x - cell_w / 4.0, y)
painter.drawPath(path)
# create the progress brush
if (self.showProgress()):
gradient = QLinearGradient()
gradient.setStart(0, 0)
gradient.setFinalStop(0, h)
gradient.setColorAt(0, self.progressColor())
gradient.setColorAt(0.8, self.alternateProgressColor())
gradient.setColorAt(1, self.progressColor())
prog_w = (w - 4) * (self._percentComplete / 100.0)
painter.setPen(Qt.NoPen)
painter.setBrush(QBrush(gradient))
painter.drawRect(x, y, prog_w, y + h / 2.0)
# draw the text on this item
if (self.text()):
painter.setPen(self.textColor())
painter.drawText(x, y, w, h, Qt.AlignCenter, self.text())
