def updatePath(self): """ TOWRITE """ path = QPainterPath() r = self.rect() # QRectF path.arcMoveTo(r, 0) path.arcTo(r, 0, 360) # NOTE: Reverse the path so that the inside area isn't considered part of the ellipse path.arcTo(r, 0, -360) self.setObjectPath(path)
def set_shape(self, width, height): ''' ANSWER has round, disjoint sides - does not fit in a polygon ''' self.width, self.height = width, height point = width / 2.85 path = QPainterPath() left = QRect(0, 0, point, height) right = QRect(width - point, 0, point, height) path.arcMoveTo(left, 125) path.arcTo(left, 125, 110) path.arcMoveTo(right, -55) path.arcTo(right, -55, 110) path.moveTo(width, height) self.setPath(path) super(DecisionAnswer, self).set_shape(width, height)
def set_shape(self, width, height): ''' ANSWER has round, disjoint sides - does not fit in a polygon ''' self.width, self.height = width, height point = 20 #width / 2.85 path = QPainterPath() left = QRect(0, 0, point, height) right = QRect(width - point, 0, point, height) path.arcMoveTo(left, 125) path.arcTo(left, 125, 110) path.arcMoveTo(right, -55) path.arcTo(right, -55, 110) path.moveTo(width, height) self.setPath(path) super(DecisionAnswer, self).set_shape(width, height)
def updatePath(self): """ TOWRITE """ path = QPainterPath() r = self.rect() # QRectF # Add the center point. path.addRect(-0.00000001, -0.00000001, 0.00000002, 0.00000002) # Add the circle. path.arcMoveTo(r, 0) path.arcTo(r, 0, 360) # NOTE: Reverse the path so that the inside area isn't considered part of the circle. path.arcTo(r, 0, -360) self.setObjectPath(path)
def objectSavePath(self): """ TOWRITE :rtype: `QPainterPath`_ """ path = QPainterPath() r = self.rect() # QRectF path.arcMoveTo(r, 0) path.arcTo(r, 0, 360) s = self.scale() # qreal trans = QTransform() trans.rotate(self.rotation()) trans.scale(s, s) return trans.map(path)
def updatePath(self): """ TOWRITE """ startAngle = (self.objectStartAngle() + self.rotation()) # qreal spanAngle = self.objectIncludedAngle() # qreal if self.objectClockwise(): spanAngle = -spanAngle path = QPainterPath() path.arcMoveTo(self.rect(), startAngle) path.arcTo(self.rect(), startAngle, spanAngle) # NOTE: Reverse the path so that the inside area isn't considered part of the arc path.arcTo(self.rect(), startAngle + spanAngle, -spanAngle); self.setObjectPath(path)
def paintEvent(self, event): # print self.height() s = (self.target_angle - self.angle) * 0.09 self.angle += s if math.fabs(self.angle - self.target_angle) < 0.001: self.angle = self.target_angle self.timer.stop() painter = QPainter(self) painter.setRenderHint(QPainter.Antialiasing) qp = QPainterPath() width = min(self.height(), (self.width() / 2)) height = self.height() # center x = self.width() / 2 big_radius = 1000 y = big_radius + 10 small_radius = big_radius - 15 ac = math.atan(float(self.width()) / 2.0 / float(big_radius)) / math.pi * 180.0 * 0.95 qp.arcMoveTo(x - big_radius, y - big_radius, 2 * big_radius, 2 * big_radius, 90 - ac) qp.arcTo(x - big_radius, y - big_radius, 2 * big_radius, 2 * big_radius, 90 - ac, 2 * ac) qp.arcTo(x - small_radius, y - small_radius, 2 * small_radius, 2 * small_radius, 90 + ac, -2 * ac) qp.arcTo(x - big_radius, y - big_radius, 2 * big_radius, 2 * big_radius, 90 - ac, 0) # qp.lineTo(x+big_radius,y) grange = ac * 2.0 / 360.0 # Centered on 0, starting at angle 90-ac, counterclockwise self.gradient = QConicalGradient(0, 0, 90 - ac - 1) if self.gradient_type == 1: self.gradient.setColorAt(0, Qt.GlobalColor.red) self.gradient.setColorAt(0.1, Qt.GlobalColor.yellow) self.gradient.setColorAt(0.2, Qt.GlobalColor.green) self.gradient.setColorAt(0.5, Qt.GlobalColor.green) self.gradient.setColorAt(0.5, Qt.GlobalColor.green) elif self.gradient_type == 2: self.gradient.setColorAt(0, Qt.GlobalColor.green) self.gradient.setColorAt(0.6 * grange, Qt.GlobalColor.yellow) self.gradient.setColorAt(1 * grange, Qt.GlobalColor.red) elif self.gradient_type == 3: self.gradient.setColorAt(0 * grange, Qt.GlobalColor.red) self.gradient.setColorAt(0.05 * grange, Qt.GlobalColor.yellow) self.gradient.setColorAt(0.1 * grange, Qt.GlobalColor.green) self.gradient.setColorAt(0.4 * grange, Qt.GlobalColor.green) self.gradient.setColorAt(0.45 * grange, Qt.GlobalColor.yellow) self.gradient.setColorAt(0.5 * grange, Qt.GlobalColor.red) self.gradient.setCenter(x, y) painter.fillPath(qp, QBrush(self.gradient)) pen = QPen() pen.setColor(Qt.GlobalColor.black) pen.setWidth(max(1, int(1 * self.width() / 300))) painter.setPen(pen) painter.drawPath(qp) qp = QPainterPath() #qp.moveTo(0,0) #qp.lineTo(x,y) #qp.lineTo(self.width(),0) angle = 0 ac = math.atan(float(self.width()) / 2.0 / float(big_radius)) * 0.95 if self.direction == self.UNIDIRECTIONAL: angle = math.pi / 2 + ac * (1 - 2 * self.angle) elif self.direction == self.BIDIRECTIONAL: angle = math.pi / 2 - self.angle * ac length = big_radius + 10 short_length = small_radius - 10 qp.moveTo(x + math.cos(angle) * short_length, y - math.sin(angle) * short_length) qp.lineTo(x + math.cos(angle) * length, y - math.sin(angle) * length) pen = QPen() pen.setCapStyle(Qt.RoundCap) pen.setColor(Qt.GlobalColor.black) pen.setWidth(max(3, int(3 * width / 300))) painter.setPen(pen) painter.drawPath(qp) qp = QPainterPath() delta = self.width() * 0.025 # print "{}-{} {} c:{}".format(x,y,delta,math.cos(angle)) qp.moveTo(x + delta + math.cos(angle) * short_length, y + delta - math.sin(angle) * short_length) qp.lineTo(x + delta + math.cos(angle) * length, y + delta - math.sin(angle) * length) pen = QPen() pen.setCapStyle(Qt.RoundCap) pen.setColor(QColor.fromRgbF(0, 0, 0, 0.3)) pen.setWidth(max(3, int(3 * width / 300))) painter.setPen(pen) painter.drawPath(qp) qp = QPainterPath() qp.addRect(0, 0, self.width(), self.height()) painter.drawPath(qp)