def paintEvent(self, event): """ Handles the drawing for this widget and its selection region. :param event | <QPaintEvent> """ pen = QPen(Qt.DashLine) pen.setColor(QColor('red')) with XPainter(self) as painter: painter.setPen(pen) clr = QColor('black') clr.setAlpha(100) painter.setBrush(clr) painter.drawRect(self._region)
def setColor( self, color ): """ Convenience method to set the border, fill and highlight colors based on the inputed color. :param color | <QColor> """ # sets the border color as the full value self.setBorderColor(color) # set the highlight color as the color with a 140 % alpha clr = QColor(color) clr.setAlpha(150) self.setHighlightColor(clr) # set the fill color as the color with a 50 % alpha clr = QColor(color) clr.setAlpha(80) self.setFillColor(clr)
def setColor(self, color): """ Convenience method to set the border, fill and highlight colors based on the inputed color. :param color | <QColor> """ # sets the border color as the full value self.setBorderColor(color) # set the highlight color as the color with a 140 % alpha clr = QColor(color) clr.setAlpha(150) self.setHighlightColor(clr) # set the fill color as the color with a 50 % alpha clr = QColor(color) clr.setAlpha(80) self.setFillColor(clr)
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 setRecordState(self, recordState): """ Sets the record state for this item to the inputed state. :param recordState | <XOrbRecordItem.State> """ self._recordState = recordState try: is_colored = self.treeWidget().isColored() except AttributeError: return if not is_colored: return # determine the color for the item based on the state if recordState & XOrbRecordItem.State.Removed: clr = self.treeWidget().colorSet().color("RecordRemoved") elif recordState & XOrbRecordItem.State.New: clr = self.treeWidget().colorSet().color("RecordNew") elif recordState & XOrbRecordItem.State.Modified: clr = self.treeWidget().colorSet().color("RecordModified") else: clr = None # set the color based on the record state if clr is not None: clr = QColor(clr) clr.setAlpha(40) brush = QBrush(clr) else: brush = QBrush() for c in range(self.treeWidget().columnCount()): self.setBackground(c, brush)
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 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)