def qwtFillBackground(*args): if len(args) == 2: painter, canvas = args rects = [] if canvas.testAttribute(Qt.WA_StyledBackground): recorder = QwtStyleSheetRecorder(canvas.size()) p = QPainter(recorder) qwtDrawStyledBackground(canvas, p) p.end() if recorder.background.brush.isOpaque(): rects = recorder.clipRects else: rects += [canvas.rect()] else: r = canvas.rect() radius = canvas.borderRadius() if radius > 0.0: sz = QSizeF(radius, radius) rects += [ QRectF(r.topLeft(), sz), QRectF(r.topRight() - QPointF(radius, 0), sz), QRectF(r.bottomRight() - QPointF(radius, radius), sz), QRectF(r.bottomLeft() - QPointF(0, radius), sz), ] qwtFillBackground(painter, canvas, rects) elif len(args) == 3: painter, widget, fillRects = args if not fillRects: return if painter.hasClipping(): clipRegion = painter.transform().map(painter.clipRegion()) else: clipRegion = widget.contentsRect() bgWidget = qwtBackgroundWidget(widget.parentWidget()) for fillRect in fillRects: rect = QRectF(fillRect).toAlignedRect() if clipRegion.intersects(rect): pm = QPixmap(rect.size()) QwtPainter.fillPixmap( bgWidget, pm, widget.mapTo(bgWidget, rect.topLeft()) ) painter.drawPixmap(rect, pm) else: raise TypeError( "%s() takes 2 or 3 argument(s) (%s given)" % ("qwtFillBackground", len(args)) )
def qwtDrawSvgSymbols(painter, points, numPoints, renderer, symbol): if renderer is None or not renderer.isValid(): return viewBox = QRectF(renderer.viewBoxF()) if viewBox.isEmpty(): return sz = QSizeF(symbol.size()) if not sz.isValid(): sz = viewBox.size() sx = sz.width() / viewBox.width() sy = sz.height() / viewBox.height() pinPoint = QPointF(viewBox.center()) if symbol.isPinPointEnabled(): pinPoint = symbol.pinPoint() dx = sx * (pinPoint.x() - viewBox.left()) dy = sy * (pinPoint.y() - viewBox.top()) for pos in points: x = pos.x() - dx y = pos.y() - dy renderer.render(painter, QRectF(x, y, sz.width(), sz.height()))
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
def boundingRect(self): """ Calculate the bounding rectangle for a symbol at position (0,0). :return: Bounding rectangle """ rect = QRectF() pinPointTranslation = False if self.__data.style in (QwtSymbol.Ellipse, QwtSymbol.Rect, QwtSymbol.Hexagon): pw = 0.0 if self.__data.pen.style() != Qt.NoPen: pw = max([self.__data.pen.widthF(), 1.0]) rect.setSize(self.__data.size + QSizeF(pw, pw)) rect.moveCenter(QPointF(0.0, 0.0)) elif self.__data.style in ( QwtSymbol.XCross, QwtSymbol.Diamond, QwtSymbol.Triangle, QwtSymbol.UTriangle, QwtSymbol.DTriangle, QwtSymbol.RTriangle, QwtSymbol.LTriangle, QwtSymbol.Star1, QwtSymbol.Star2, ): pw = 0.0 if self.__data.pen.style() != Qt.NoPen: pw = max([self.__data.pen.widthF(), 1.0]) rect.setSize(QSizeF(self.__data.size) + QSizeF(2 * pw, 2 * pw)) rect.moveCenter(QPointF(0.0, 0.0)) elif self.__data.style == QwtSymbol.Path: if self.__data.path.graphic.isNull(): self.__data.path.graphic = qwtPathGraphic( self.__data.path.path, self.__data.pen, self.__data.brush) rect = qwtScaleBoundingRect(self.__data.path.graphic, self.__data.size) pinPointTranslation = True elif self.__data.style == QwtSymbol.Pixmap: if self.__data.size.isEmpty(): rect.setSize(self.__data.pixmap.pixmap.size()) else: rect.setSize(self.__data.size) pinPointTranslation = True elif self.__data.style == QwtSymbol.Graphic: rect = qwtScaleBoundingRect(self.__data.graphic.graphic, self.__data.size) pinPointTranslation = True elif self.__data.style == QwtSymbol.SvgDocument: if self.__data.svg.renderer is not None: rect = self.__data.svg.renderer.viewBoxF() if self.__data.size.isValid() and not rect.isEmpty(): sz = QSizeF(rect.size()) sx = self.__data.size.width() / sz.width() sy = self.__data.size.height() / sz.height() transform = QTransform() transform.scale(sx, sy) rect = transform.mapRect(rect) pinPointTranslation = True else: rect.setSize(self.__data.size) rect.moveCenter(QPointF(0.0, 0.0)) if pinPointTranslation: pinPoint = QPointF(0.0, 0.0) if self.__data.isPinPointEnabled: pinPoint = rect.center() - self.__data.pinPoint rect.moveCenter(pinPoint) r = QRect() r.setLeft(np.floor(rect.left())) r.setTop(np.floor(rect.top())) r.setRight(np.floor(rect.right())) r.setBottom(np.floor(rect.bottom())) if self.__data.style != QwtSymbol.Pixmap: r.adjust(-1, -1, 1, 1) return r