def paintEvent(self, *args): painter = QPainter(self) painter.setRenderHint(QPainter.Antialiasing) painter.setBrush(Qt.black) painter.setPen(QPen(Qt.transparent)) for block in self.blocks: painter.drawRect(block) if self.debug: lines = list() points = list() for p1 in self.graph: for p2 in self.graph[p1]: lines.append(QLine(*p1, *p2)) points.append(QPoint(*p1)) points.append(QPoint(*p2)) painter.setPen(QPen(Qt.black)) painter.drawLines(lines) painter.setPen(QPen(Qt.red, 3)) painter.drawPoints(points) if self.path: painter.setPen(QPen(Qt.green)) painter.setBrush(Qt.transparent) p = QPainterPath() p.moveTo(*self.path[0]) for point in self.path: p.lineTo(*point) painter.drawPath(p)
def draw(cls, x, y, self: PreparedText, painter: QPainter): font = QFont(self.fontName) if self.fontSize: font.setPointSizeF(self.fontSize) if self.fontBold: font.setBold(True) if self.fontItalic: font.setItalic(True) brushStyle = self.brushStyle or Qt.BrushStyle.SolidPattern w = self.width h = self.height tx = self.left + x ty = self.top + y if self.border: w -= self.border.width h -= self.border.width * 2 tx += self.border.width ty += self.border.width rect = QRectF(tx, ty, w, h) if self.backColor: painter.setBrush(brush_style_map[brushStyle]) painter.fillRect(rect, QColor('#' + hex(self.backColor)[2:])) if self.allowTags: doc = QTextDocument() doc.setDefaultFont(font) doc.setHtml(self.text) doc.setDocumentMargin(0) painter.save() painter.translate(tx + 2, ty + 1) doc.drawContents(painter, QRectF(0, 0, self.width, self.height)) painter.restore() else: painter.save() painter.setFont(font) flags = cls.textFlags(self) rect.setX(rect.x() + 2) rect.setY(rect.y() + 1) painter.drawText(rect, flags, self.text) painter.restore() if self.border and self.border.color is not None: old_pen = painter.pen() pen = QPen( QColor(self.border.color), self.border.width, pen_style_map.get(self.border.style, Qt.PenStyle.SolidLine)) painter.setPen(pen) painter.drawLines( cls.getLines(self, self.left + x, self.top + y, self.left + self.width + x, self.top + y + self.height)) painter.setPen(old_pen)
def paintEvent(self, event): super().paintEvent(event) painter = QPainter(self) painter.beginNativePainting() painter.setRenderHint(QPainter.Antialiasing) painter.setRenderHint(QPainter.SmoothPixmapTransform) painter.setPen(QPen(Qt.green, 1, Qt.DotLine)) painter.drawRect(self.rubberband.rect()) painter.setPen(QPen(Qt.green, 1)) x_begin = self.rubberband.x() x_half = self.rubberband.x() + self.rubberband.width() / 2 x_full = self.rubberband.x() + self.rubberband.width() y_begin = self.rubberband.y() y_half = self.rubberband.y() + self.rubberband.height() / 2 y_full = self.rubberband.y() + self.rubberband.height() points = [QPoint(x_half, y_begin), QPoint(x_half, y_full)] painter.drawLines(points) painter.endNativePainting() painter.end()
def drawLine(self, painter: QPainter) -> None: painter.save() painter.setPen(QPen(self.__lineColor, 2)) count: int = len(self.__dataVec) increment: float = self.width() / count initX: float = 0.0 pointVec: List[QPointF] = [] for i in range(count - 1): currentValue: float = self.__currentDataVec[i] y1: float = self.height() - self.height() / self.__maxValue * currentValue nextValue: float = self.__currentDataVec[i + 1] y2: float = self.height() - self.height() / self.__maxValue * nextValue point1: QPointF = QPointF(initX, y1) point2: QPointF = QPointF(initX + increment, y2) initX += increment pointVec.append(point1) pointVec.append(point2) painter.drawLines(pointVec) painter.restore()
class QPainterDrawText(unittest.TestCase): def setUp(self): self.painter = QPainter() self.text = "teste!" def tearDown(self): del self.text del self.painter def testDrawText(self): # bug #254 rect = self.painter.drawText(100, 100, 100, 100, Qt.AlignCenter | Qt.TextWordWrap, self.text) self.assert_(isinstance(rect, QRect)) def testDrawTextWithRect(self): # bug #225 rect = QRect(100, 100, 100, 100) newRect = self.painter.drawText(rect, Qt.AlignCenter | Qt.TextWordWrap, self.text) self.assert_(isinstance(newRect, QRect)) def testDrawTextWithRectF(self): """QPainter.drawText(QRectF, ... ,QRectF*) inject code""" rect = QRectF(100, 52.3, 100, 100) newRect = self.painter.drawText(rect, Qt.AlignCenter | Qt.TextWordWrap, self.text) self.assert_(isinstance(newRect, QRectF)) def testDrawOverloads(self): """Calls QPainter.drawLines overloads, if something is wrong Exception and chaos ensues. Bug #395""" self.painter.drawLines([QLine(QPoint(0, 0), QPoint(1, 1))]) self.painter.drawLines([QPoint(0, 0), QPoint(1, 1)]) self.painter.drawLines([QPointF(0, 0), QPointF(1, 1)]) self.painter.drawLines([QLineF(QPointF(0, 0), QPointF(1, 1))]) self.painter.drawPoints([QPoint(0, 0), QPoint(1, 1)]) self.painter.drawPoints([QPointF(0, 0), QPointF(1, 1)]) self.painter.drawConvexPolygon( [QPointF(10.0, 80.0), QPointF(20.0, 10.0), QPointF(80.0, 30.0), QPointF(90.0, 70.0)] ) self.painter.drawConvexPolygon([QPoint(10.0, 80.0), QPoint(20.0, 10.0), QPoint(80.0, 30.0), QPoint(90.0, 70.0)]) self.painter.drawPolygon([QPointF(10.0, 80.0), QPointF(20.0, 10.0), QPointF(80.0, 30.0), QPointF(90.0, 70.0)]) self.painter.drawPolygon([QPoint(10.0, 80.0), QPoint(20.0, 10.0), QPoint(80.0, 30.0), QPoint(90.0, 70.0)]) self.painter.drawPolyline([QPointF(10.0, 80.0), QPointF(20.0, 10.0), QPointF(80.0, 30.0), QPointF(90.0, 70.0)]) self.painter.drawPolyline([QPoint(10.0, 80.0), QPoint(20.0, 10.0), QPoint(80.0, 30.0), QPoint(90.0, 70.0)])
class QPainterDrawText(unittest.TestCase): def setUp(self): self.painter = QPainter() self.text = 'teste!' def tearDown(self): del self.text del self.painter def testDrawText(self): # bug #254 rect = self.painter.drawText(100, 100, 100, 100, Qt.AlignCenter | Qt.TextWordWrap, self.text) self.assertTrue(isinstance(rect, QRect)) def testDrawTextWithRect(self): # bug #225 rect = QRect(100, 100, 100, 100) newRect = self.painter.drawText(rect, Qt.AlignCenter | Qt.TextWordWrap, self.text) self.assertTrue(isinstance(newRect, QRect)) def testDrawTextWithRectF(self): '''QPainter.drawText(QRectF, ... ,QRectF*) inject code''' rect = QRectF(100, 52.3, 100, 100) newRect = self.painter.drawText(rect, Qt.AlignCenter | Qt.TextWordWrap, self.text) self.assertTrue(isinstance(newRect, QRectF)) def testDrawOverloads(self): '''Calls QPainter.drawLines overloads, if something is wrong Exception and chaos ensues. Bug #395''' self.painter.drawLines([QLine(QPoint(0,0), QPoint(1,1))]) self.painter.drawLines([QPoint(0,0), QPoint(1,1)]) self.painter.drawLines([QPointF(0,0), QPointF(1,1)]) self.painter.drawLines([QLineF(QPointF(0,0), QPointF(1,1))]) self.painter.drawPoints([QPoint(0,0), QPoint(1,1)]) self.painter.drawPoints([QPointF(0,0), QPointF(1,1)]) self.painter.drawConvexPolygon([QPointF(10.0, 80.0), QPointF(20.0, 10.0), QPointF(80.0, 30.0), QPointF(90.0, 70.0)]) self.painter.drawConvexPolygon([QPoint(10.0, 80.0), QPoint(20.0, 10.0), QPoint(80.0, 30.0), QPoint(90.0, 70.0)]) self.painter.drawPolygon([QPointF(10.0, 80.0), QPointF(20.0, 10.0), QPointF(80.0, 30.0), QPointF(90.0, 70.0)]) self.painter.drawPolygon([QPoint(10.0, 80.0), QPoint(20.0, 10.0), QPoint(80.0, 30.0), QPoint(90.0, 70.0)]) self.painter.drawPolyline([QPointF(10.0, 80.0), QPointF(20.0, 10.0), QPointF(80.0, 30.0), QPointF(90.0, 70.0)]) self.painter.drawPolyline([QPoint(10.0, 80.0), QPoint(20.0, 10.0), QPoint(80.0, 30.0), QPoint(90.0, 70.0)])
def paint(self, painter: QPainter, option: QStyleOptionGraphicsItem, widget: QWidget = ...): fillColor = self.color.darker( 150) if option.state & QStyle.State_Selected else self.color if option.state & QStyle.State_MouseOver: fillColor = fillColor.lighter(125) lod = option.levelOfDetailFromTransform(painter.worldTransform()) if lod < 0.2: if lod < 0.125: painter.fillRect(QRectF(0, 0, 110, 70), fillColor) return b = painter.brush() painter.setBrush(fillColor) painter.drawRect(13, 13, 97, 57) painter.setBrush(b) return oldPen = painter.pen() pen = oldPen width = 0 if option.state & QStyle.State_Selected: width += 2 pen.setWidth(width) b = painter.brush() painter.setBrush( QBrush( fillColor.darker(120 if option.state & QStyle.State_Sunken else 100))) painter.drawRect(QRect(14, 14, 79, 39)) painter.setBrush(b) if lod >= 1: painter.setPen(QPen(Qt.gray, 1)) painter.drawLine(15, 54, 94, 54) painter.drawLine(94, 53, 94, 15) painter.setPen(QPen(Qt.black, 0)) # Draw text if lod >= 2: font = QFont("Times", 10) font.setStyleStrategy(QFont.ForceOutline) painter.setFont(font) painter.save() painter.scale(0.1, 0.1) painter.drawText( 170, 180, f"Model: VSC-2000 (Very Small Chip) at {self.x}x{self.y}") painter.drawText(170, 200, "Serial number: DLWR-WEER-123L-ZZ33-SDSJ") painter.drawText(170, 220, "Manufacturer: Chip Manufacturer") painter.restore() # Drawlines lines: List[QLineF] = [] if lod >= 0.5: s = 1 if lod > 0.5 else 2 for i in range(0, 11, s): lines.append(QLineF(18 + 7 * i, 13, 18 + 7 * i, 5)) lines.append(QLineF(18 + 7 * i, 54, 18 + 7 * i, 62)) for i in range(0, 7, s): lines.append(QLineF(5, 18 + i * 5, 13, 18 + i * 5)) lines.append(QLineF(94, 18 + i * 5, 102, 18 + i * 5)) if lod >= 0.4: lines.extend([ QLineF(25, 35, 35, 35), QLineF(35, 30, 35, 40), QLineF(35, 30, 45, 35), QLineF(35, 40, 45, 35), QLineF(45, 30, 45, 40), QLineF(45, 35, 55, 35) ]) painter.drawLines(lines[:]) ## Draw red ink if len(self.stuff) > 1: p = painter.pen() painter.setPen( QPen(Qt.red, 1, Qt.SolidLine, Qt.RoundCap, Qt.RoundJoin)) painter.setBrush(Qt.NoBrush) path = QPainterPath() path.moveTo(self.stuff[0]) for i in range(1, len(self.stuff)): path.lineTo(self.stuff[i]) painter.drawPath(path) painter.setPen(p)