def box_rect(self, rect: QtCore.QRectF): self._box_rect = rect # Update the scene rect so that it matches how much space we # currently want for drawing everything. rect.setWidth(rect.width() - 1) self.setSceneRect(rect)
def layoutLegend(self, options, rect): """ Find the geometry for the legend :param options: Options how to layout the legend :param QRectF rect: Rectangle where to place the legend :return: Geometry for the legend """ hint = self.__data.layoutData.legend.hint if self.__data.legendPos in (QwtPlot.LeftLegend, QwtPlot.RightLegend): dim = min( [hint.width(), int(rect.width() * self.__data.legendRatio)]) if not (options & self.IgnoreScrollbars): if hint.height() > rect.height(): dim += self.__data.layoutData.legend.hScrollExtent else: dim = min( [hint.height(), int(rect.height() * self.__data.legendRatio)]) dim = max([dim, self.__data.layoutData.legend.vScrollExtent]) legendRect = QRectF(rect) if self.__data.legendPos == QwtPlot.LeftLegend: legendRect.setWidth(dim) elif self.__data.legendPos == QwtPlot.RightLegend: legendRect.setX(rect.right() - dim) legendRect.setWidth(dim) elif self.__data.legendPos == QwtPlot.TopLegend: legendRect.setHeight(dim) elif self.__data.legendPos == QwtPlot.BottomLegend: legendRect.setY(rect.bottom() - dim) legendRect.setHeight(dim) return legendRect
def draw(self, painter): """ Draw the scale :param QPainter painter: Painter """ self.__data.scaleDraw.draw(painter, self.palette()) if (self.__data.colorBar.isEnabled and self.__data.colorBar.width > 0 and self.__data.colorBar.interval.isValid()): self.drawColorBar(painter, self.colorBarRect(self.contentsRect())) r = QRectF(self.contentsRect()) if self.__data.scaleDraw.orientation() == Qt.Horizontal: r.setLeft(r.left() + self.__data.borderDist[0]) r.setWidth(r.width() - self.__data.borderDist[1]) else: r.setTop(r.top() + self.__data.borderDist[0]) r.setHeight(r.height() - self.__data.borderDist[1]) if not self.__data.title.isEmpty(): self.drawTitle(painter, self.__data.scaleDraw.alignment(), r)
def colorBarRect(self, rect): """ Calculate the the rectangle for the color bar :param QRectF rect: Bounding rectangle for all components of the scale :return: Rectangle for the color bar """ cr = QRectF(rect) if self.__data.scaleDraw.orientation() == Qt.Horizontal: cr.setLeft(cr.left() + self.__data.borderDist[0]) cr.setWidth(cr.width() - self.__data.borderDist[1] + 1) else: cr.setTop(cr.top() + self.__data.borderDist[0]) cr.setHeight(cr.height() - self.__data.borderDist[1] + 1) sda = self.__data.scaleDraw.alignment() if sda == QwtScaleDraw.LeftScale: cr.setLeft(cr.right() - self.__data.margin - self.__data.colorBar.width) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.RightScale: cr.setLeft(cr.left() + self.__data.margin) cr.setWidth(self.__data.colorBar.width) elif sda == QwtScaleDraw.BottomScale: cr.setTop(cr.top() + self.__data.margin) cr.setHeight(self.__data.colorBar.width) elif sda == QwtScaleDraw.TopScale: cr.setTop(cr.bottom() - self.__data.margin - self.__data.colorBar.width) cr.setHeight(self.__data.colorBar.width) return cr
def create_high_dpi_drop_indicator_pixmap( self, size: QSizeF, area: DockWidgetArea, mode: OverlayMode) -> QPixmap: ''' Create high dpi drop indicator pixmap Parameters ---------- size : QSizeF area : DockWidgetArea mode : OverlayMode Returns ------- value : QPixmap ''' border_color = self.icon_color(IconColor.frame_color) background_color = self.icon_color(IconColor.window_background_color) window = self.public.window() # QT version compatibility (TODO necessary for qtpy?) device_pixel_ratio = (window.devicePixelRatioF() if hasattr(window, 'devicePixelRatioF') else window.devicePixelRatio()) pixmap_size = QSizeF(size * device_pixel_ratio) pm = QPixmap(pixmap_size.toSize()) pm.fill(QColor(0, 0, 0, 0)) p = QPainter(pm) pen = p.pen() shadow_rect = QRectF(pm.rect()) base_rect = QRectF() base_rect.setSize(shadow_rect.size() * 0.7) base_rect.moveCenter(shadow_rect.center()) # Fill shadow_color = self.icon_color(IconColor.shadow_color) if shadow_color.alpha() == 255: shadow_color.setAlpha(64) p.fillRect(shadow_rect, shadow_color) # Drop area rect. p.save() area_rect = QRectF() area_line = QLineF() non_area_rect = QRectF() if area == DockWidgetArea.top: area_rect = QRectF(base_rect.x(), base_rect.y(), base_rect.width(), base_rect.height()*.5) non_area_rect = QRectF(base_rect.x(), shadow_rect.height()*.5, base_rect.width(), base_rect.height()*.5) area_line = QLineF(area_rect.bottomLeft(), area_rect.bottomRight()) elif area == DockWidgetArea.right: area_rect = QRectF(shadow_rect.width()*.5, base_rect.y(), base_rect.width()*.5, base_rect.height()) non_area_rect = QRectF(base_rect.x(), base_rect.y(), base_rect.width()*.5, base_rect.height()) area_line = QLineF(area_rect.topLeft(), area_rect.bottomLeft()) elif area == DockWidgetArea.bottom: area_rect = QRectF(base_rect.x(), shadow_rect.height()*.5, base_rect.width(), base_rect.height()*.5) non_area_rect = QRectF(base_rect.x(), base_rect.y(), base_rect.width(), base_rect.height()*.5) area_line = QLineF(area_rect.topLeft(), area_rect.topRight()) elif area == DockWidgetArea.left: area_rect = QRectF(base_rect.x(), base_rect.y(), base_rect.width()*.5, base_rect.height()) non_area_rect = QRectF(shadow_rect.width()*.5, base_rect.y(), base_rect.width()*.5, base_rect.height()) area_line = QLineF(area_rect.topRight(), area_rect.bottomRight()) baseSize = base_rect.size() if (OverlayMode.container == mode and area != DockWidgetArea.center): base_rect = area_rect p.fillRect(base_rect, background_color) if area_rect.isValid(): pen = p.pen() pen.setColor(border_color) Color = self.icon_color(IconColor.overlay_color) if Color.alpha() == 255: Color.setAlpha(64) p.setBrush(Color) p.setPen(Qt.NoPen) p.drawRect(area_rect) pen = p.pen() pen.setWidth(1) pen.setColor(border_color) pen.setStyle(Qt.DashLine) p.setPen(pen) p.drawLine(area_line) p.restore() p.save() # Draw outer border pen = p.pen() pen.setColor(border_color) pen.setWidth(1) p.setBrush(Qt.NoBrush) p.setPen(pen) p.drawRect(base_rect) # draw window title bar p.setBrush(border_color) frame_rect = QRectF(base_rect.topLeft(), QSizeF(base_rect.width(), baseSize.height()/10)) p.drawRect(frame_rect) p.restore() # Draw arrow for outer container drop indicators if (OverlayMode.container == mode and area != DockWidgetArea.center): arrow_rect = QRectF() arrow_rect.setSize(baseSize) arrow_rect.setWidth(arrow_rect.width()/4.6) arrow_rect.setHeight(arrow_rect.height()/2) arrow_rect.moveCenter(QPointF(0, 0)) arrow = QPolygonF() arrow.append(arrow_rect.topLeft()) arrow.append(QPointF(arrow_rect.right(), arrow_rect.center().y())) arrow.append(arrow_rect.bottomLeft()) p.setPen(Qt.NoPen) p.setBrush(self.icon_color(IconColor.arrow_color)) p.setRenderHint(QPainter.Antialiasing, True) p.translate(non_area_rect.center().x(), non_area_rect.center().y()) if area == DockWidgetArea.top: p.rotate(-90) elif area == DockWidgetArea.right: ... elif area == DockWidgetArea.bottom: p.rotate(90) elif area == DockWidgetArea.left: p.rotate(180) p.drawPolygon(arrow) pm.setDevicePixelRatio(device_pixel_ratio) return pm
class Colorbar(ChartItem): def __init__(self, colormap, v_min, v_max, parent=None): """ Displays the chart_tests item in a legend table. """ super(Colorbar, self).__init__( ) # Pycharm / pyLint inspection error. Please ignore self.setFlags(QGraphicsItem.ItemIsMovable | QGraphicsItem.ItemIgnoresTransformations) self.chartItemFlags = ChartItemFlags.FLAG_NO_LABEL self._picture = None self._bRect = QRectF(0, 0, 200, 200) self.cm = colormap self.v_min = v_min self.v_max = v_max self.font = QFont("Helvetica [Cronyx]", 10, QFont.Normal) self.fontFlags = Qt.TextDontClip | Qt.AlignLeft | Qt.AlignVCenter self.setVisible(True) metrics = QFontMetrics(self.font) runWidth = 0 for entry in [v_min, v_max]: w = metrics.width("{}".format(entry)) if w > runWidth: runWidth = w self._bRect.setWidth(runWidth + 60) self._updatePicture() def _updatePicture(self): self._picture = QPicture() painter = QPainter(self._picture) self._generatePicture(painter) painter.end() def _generatePicture(self, p=QPainter()): p.setPen(QPen(QColor("#aaaaaa"))) p.setBrush(QBrush(QColor(80, 80, 80, 210), Qt.SolidPattern)) p.drawRoundedRect(self._bRect, 2, 2) for n in range(0, 180, 1): v = n / 180.0 a = self.cm(v) color = QColor.fromRgbF(a[0], a[1], a[2]) p.setBrush(QBrush(color)) p.setPen(QPen(color)) p.drawRect(QRect(5, 190 - n, 20, -1)) p.setBrush(QBrush(Qt.transparent)) p.setPen(QPen(QColor("#FFFFFF"))) tickRect = QRectF(32, 6, self._bRect.width() - 32, 11) p.drawText(tickRect, self.fontFlags, "{}".format(self.v_max)) # tickRect = QRectF(32, 94, self._bRect.width() - 32, 11) # p.drawText(tickRect, self.fontFlags, "{}".format(self.v_max - (self.v_max - self.v_min) / 2.)) tickRect = QRectF(32, 184, self._bRect.width() - 32, 11) p.drawText(tickRect, self.fontFlags, "{}".format(self.v_min)) def boundingRect(self): return self._bRect # def shape(self): # path = QPainterPath() # path.addRect(self._bRect) # return path def paint(self, p=QPainter(), o=QStyleOptionGraphicsItem(), widget=None): if self._picture is None: return self._picture.play(p) def __del__(self): _log.debug("Finalizing: {}".format(self))