def paintEvent(self,event):
super(JoystickPointView,self).paintEvent(event)
try:
if self._initialized:
pass
except:
self._origPos = self.pos()
self._initialized = True
qp = QPainter()
qp.begin(self)
borderWidth = 2
radius = self.height()/2
center = QtCore.QPoint(self.height()/2,self.width()/2)
# Outer Circle
qp.setRenderHint(QPainter.Antialiasing, True)
qp.setPen(QPen(QtCore.Qt.darkGray, borderWidth, QtCore.Qt.SolidLine, QtCore.Qt.RoundCap,QtCore.Qt.RoundJoin))
qp.setBrush(QBrush(QtCore.Qt.white, QtCore.Qt.SolidPattern))
qp.drawEllipse(center,radius-borderWidth,radius-borderWidth)
# Inner Circle
qp.setPen(QPen(QtCore.Qt.lightGray, borderWidth, QtCore.Qt.SolidLine, QtCore.Qt.RoundCap,QtCore.Qt.RoundJoin))
qp.setBrush(QBrush(QtCore.Qt.white, QtCore.Qt.SolidPattern))
qp.drawEllipse(center,radius-borderWidth-1,radius-borderWidth-1)
qp.end()
def paintEvent(self,event):
if not self._initialized:
self.placeStickAtCenter()
self._initialized = True
borderWidth = 1
joyRange = 80
center = QtCore.QPoint(self.height()/2,self.width()/2)
qp = QPainter()
qp.begin(self)
qp.setRenderHint(QPainter.Antialiasing, True)
qp.setPen(QPen(QtCore.Qt.lightGray, borderWidth, QtCore.Qt.SolidLine, QtCore.Qt.RoundCap,QtCore.Qt.RoundJoin))
if self._mode == "circle":
qp.drawEllipse(center,joyRange,joyRange)
if self._mode == "square":
x = center.x() - joyRange
y = center.y() - joyRange
width = joyRange * 2
height = joyRange * 2
qp.drawRect(x,y,width,height)
qp.end()
super(JoystickView,self).paintEvent(event)
def _save_image(self):
file_name, _ = QFileDialog.getSaveFileName(self._widget, self.tr('Save as image'), 'rosgraph.png', self.tr('Image (*.bmp *.jpg *.png *.tiff)'))
if file_name is None or file_name == '':
return
img = QImage((self._scene.sceneRect().size() * 2.0).toSize(), QImage.Format_ARGB32_Premultiplied)
painter = QPainter(img)
painter.setRenderHint(QPainter.Antialiasing)
self._scene.render(painter)
painter.end()
img.save(file_name)
def _save_image(self):
file_name, _ = QFileDialog.getSaveFileName(self._widget, self.tr('Save as image'), 'rospackgraph.png', self.tr('Image (*.bmp *.jpg *.png *.tiff)'))
if file_name is None or file_name == '':
return
img = QImage((self._scene.sceneRect().size() * 2.0).toSize(), QImage.Format_ARGB32_Premultiplied)
painter = QPainter(img)
painter.setRenderHint(QPainter.Antialiasing)
self._scene.render(painter)
painter.end()
img.save(file_name)
def save_svg_to_file(self):
file_name, _ = QFileDialog.getSaveFileName(self._widget, self.tr("Save as SVG"), "stackmachine.svg",
self.tr("Scalable Vector Graphic (*.svg)"))
if file_name is not None and file_name != "":
generator = QSvgGenerator()
generator.setFileName(file_name)
generator.setSize((self._scene.sceneRect().size() * 2.0).toSize())
painter = QPainter(generator)
painter.setRenderHint(QPainter.Antialiasing)
self._scene.render(painter)
painter.end()
def _save_svg(self):
file_name, _ = QFileDialog.getSaveFileName(self._widget, self.tr('Save as SVG'), 'rosgraph.svg', self.tr('Scalable Vector Graphic (*.svg)'))
if file_name is None or file_name == '':
return
generator = QSvgGenerator()
generator.setFileName(file_name)
generator.setSize((self._scene.sceneRect().size() * 2.0).toSize())
painter = QPainter(generator)
painter.setRenderHint(QPainter.Antialiasing)
self._scene.render(painter)
painter.end()
def _save_svg(self):
file_name, _ = QFileDialog.getSaveFileName(self._widget, self.tr('Save as SVG'), 'rospackgraph.svg', self.tr('Scalable Vector Graphic (*.svg)'))
if file_name is None or file_name == '':
return
generator = QSvgGenerator()
generator.setFileName(file_name)
generator.setSize((self._scene.sceneRect().size() * 2.0).toSize())
painter = QPainter(generator)
painter.setRenderHint(QPainter.Antialiasing)
self._scene.render(painter)
painter.end()
def _export(self):
file_name, _ = QFileDialog.getSaveFileName(
self, self.tr("Save as image"), "graph.png", self.tr("Image (*.bmp *.jpg *.png *.tiff)")
)
if file_name is None or file_name == "":
return
img = QImage((self._scene.sceneRect().size() * 2.0).toSize(), QImage.Format_ARGB32_Premultiplied)
painter = QPainter(img)
painter.setRenderHint(QPainter.Antialiasing)
self._scene.render(painter)
painter.end()
img.save(file_name)
