def mouseMoveEvent(self, event): if QLineF(event.screenPos(), event.buttonDownScreenPos(Qt.LeftButton)).length() < QApplication.startDragDistance(): return drag = QDrag(event.widget()) mime = QMimeData() drag.setMimeData(mime) mime.setText("ExpressionBasedForce") pixmap = QPixmap(int(self.boundingRect().width()), int(self.boundingRect().height())) pixmap.fill(Qt.white) painter = QPainter(pixmap) painter.setRenderHint(QPainter.Antialiasing) self.paint(painter, QStyleOptionGraphicsItem(), event.widget()) painter.end() pixmap.setMask(pixmap.createHeuristicMask()) drag.setPixmap(pixmap) drag.setHotSpot(QPoint(int(self.boundingRect().width()/2.0), int(self.boundingRect().height()/2.0))) drag.exec_() self.setCursor(Qt.OpenHandCursor)
def mouseMoveEvent(self, event): if QLineF(event.screenPos(), event.buttonDownScreenPos(Qt.LeftButton)).length() < QApplication.startDragDistance(): return print "AtomItem::mouseMoveEvent" drag = QDrag(event.widget()) mime = QMimeData() # A weak solution that could not be implemented in # C++ mime.atom = self.atom mime.atom_item = self drag.setMimeData(mime) mime.setText("Atom") pixmap = QPixmap(int(self.boundingRect().width()), int(self.boundingRect().height())) pixmap.fill(Qt.white) painter = QPainter(pixmap) painter.setRenderHint(QPainter.Antialiasing) self.paint(painter, QStyleOptionGraphicsItem(), event.widget()) painter.end() pixmap.setMask(pixmap.createHeuristicMask()) drag.setPixmap(pixmap) drag.setHotSpot(QPoint(int(self.boundingRect().width()/2.0), int(self.boundingRect().height()/2.0))) drag.exec_() self.setCursor(Qt.OpenHandCursor)
def paintEvent(self, event): super(QMapWidget, self).paintEvent(event) qp = QPainter() qp.begin(self) for p in self._pix_maps: qp.drawPixmap(0, 0, p) qp.end()
def paintEvent(self, event): qp = QPainter() qp.begin(self) qp.setRenderHint(QPainter.Antialiasing) self._draw_rim(event, qp) self._draw_slices(event, qp) self._draw_indicator(event, qp) qp.end()
def paintEvent(self, evt): # print 'paint', self.color, self.text(), self.width(), self.height(), evt.rect().width() qp = QPainter() qp.begin(self) qp.setBrush(QColor('#{}'.format(self.color[:-2]))) qp.drawRect(0, 0, self.width(), self.height()) qp.end() qp.begin(self) qp.setPen(self._get_text_color()) qp.drawText(evt.rect(), QtCore.Qt.AlignCenter, self.text()) qp.end()
def paintEvent(self, event): qp = QPainter() qp.begin(self) c = QColor() c.setNamedColor(self._window_bgcolor) h, s, l, a = c.getHsl() c.setHsl(h, s, 100, a) pen = QPen(c, 8, QtCore.Qt.SolidLine) qp.setPen(pen) qp.drawRoundedRect(event.rect(), 12, 12) qp.end()
class ImageWidget(QVideoWidget): """Paints a QImage to the window body.""" def __init__(self, parent=None, image_func=None): import numpy as np super().__init__(parent) self.image = QImage() self._np_image = np.zeros(shape=(0, 0, 4)) self.painter = None self.resizeEvent(None) if image_func is None: # Don't bother with creating an ndarray version self.image_func = lambda image, bbox: image, self._np_image else: self.image_func = image_func def resizeEvent(self, event): s = self.size() self.width = s.width() self.height = s.height() def setImage(self, image): self.image, self._np_image = self.image_func( image, (self.width, self.height) ) self.update() def paintEvent(self, event): super().paintEvent(event) if self.painter is None: self.painter = QPainter() self.painter.begin(self) if self.image: self.painter.drawImage(QPoint(0, 0), self.image) self.painter.end()
def paintEvent(self, e): qp = QPainter() qp.begin(self) qp.setBrush(QColor(*self.value)) qp.drawRect(0, 0, self.bar_width, 20) qp.end()
def paintEvent(self, event): qp = QPainter() qp.begin(self) qp.setRenderHint(QPainter.Antialiasing) qp.setBrush(self.color) qp.setPen(self.color) rect = event.rect() x = rect.x() w = rect.width() lineheight = 16 print('-------------------') print('lefts', self.lefts) print('rights', self.rights) print('-------------------') ly = self._left_y + 5 ry = self._right_y + 5 rs=self.rights[:] # offset=1 for i, l in enumerate(self.lefts): path = QPainterPath() sl, el = l[0], l[-1] try: r=rs[i] sr, er = r[0], r[-1] rs.pop(i) # offset+=1 except IndexError: sr, er = l[-1], l[-1]-1 y = ly + lineheight * sl y2 = ry + lineheight * sr path.moveTo(x, y) path.lineTo(x, y + lineheight * (el - sl + 1)) path.lineTo(x + w, y2 + lineheight * (er - sr + 1)) path.lineTo(x + w, y2) qp.drawPath(path) for i, r in enumerate(rs): path = QPainterPath() sr, er = r[0], r[-1] # try: l=self.lefts[i] sl, el = r[-1], r[-1]-1 # except IndexError: # sl, el = l[-1]+2, l[-1]+1 # print sl, el y = ly + lineheight * (sl) y2 = ry + lineheight * (sr) path.moveTo(x, y) path.lineTo(x, y + lineheight * (el - sl + 1)) path.lineTo(x + w, y2 + lineheight * (er - sr + 1)) path.lineTo(x + w, y2) qp.drawPath(path) qp.end()
def paintEvent(self, e): qp = QPainter() qp.begin(self) qp.setBrush(self.value) qp.drawRect(0, 5, self.width, self.height) qp.end()
def paintEvent(self, e): qp = QPainter() qp.begin(self) self.plot_survey(qp) qp.end()