def __init__(self):
QtGui.QMainWindow.__init__(self)
self.resize(300, 300)
self.setWindowTitle('pyqtgraph example: Cone GLMeshItem')
self.initActions()
self.initMenus()
self.propsWidget = ArrowWidget()
self.propsWidget.signalObjetChanged.connect(self.updateView)
self.glWidget = gl.GLViewWidget(self)
cols = self.propsWidget.param.props['cols']
rows = self.propsWidget.param.props['rows']
l = self.propsWidget.param.props['length']
r = self.propsWidget.param.props['radius']
fRC = self.propsWidget.param.props['fRC']
fLC = self.propsWidget.param.props['fLC']
md = MyMeshData.arrow(rows, cols, radius=r, length=l, fLC=fLC, fRC=fRC)
colors = self.getColors(md.faceCount())
md.setFaceColors(colors)
self.glArrow = gl.GLMeshItem(meshdata=md, drawEdges=True, edgeColor=(1,0,0,1))
self.glWidget.addItem(self.glArrow)
self.glWidget.setCameraPosition(distance=5)
# Central Widget
splitter1 = QtGui.QSplitter(QtCore.Qt.Horizontal)
splitter1.addWidget(self.propsWidget )
splitter1.addWidget(self.glWidget )
self.setCentralWidget(splitter1)
def updateView(self, param):
cols = param.props['cols']
rows = param.props['rows']
l = param.props['length']
r = param.props['radius']
fRC = param.props['fRC']
fLC = param.props['fLC']
flag = param.props['visible']
md = MyMeshData.arrow(rows, cols, length=l, radius=r, fRC=fRC, fLC=fLC)
colors = self.getColors(md.faceCount())
md.setFaceColors(colors)
self.glArrow.setMeshData(meshdata=md)
self.glArrow.setVisible(flag)
## Define a top-level widget to hold everything
w = QtGui.QWidget()
w.resize(1000,600)
## Create some widgets to be placed inside
btn = QtGui.QPushButton('press me')
text = QtGui.QLineEdit('enter text')
listw = QtGui.QListWidget()
plot = gl.GLViewWidget()
plot.setSizePolicy(QtGui.QSizePolicy.Expanding, QtGui.QSizePolicy.Expanding)
g = gl.GLGridItem()
#g.rotate(90,1,0,0)
plot.addItem(g)
## Create arrow
arrow_md = MyMeshData.arrow(rows=10, cols=20, radius = 0.05)
colors = np.zeros((arrow_md.faceCount(), 4), dtype=float)
colors[:,0] = 1.0
colors[:,3] = 1.0
arrow_md.setFaceColors(colors)
arrow = gl.GLMeshItem(meshdata=arrow_md, smooth=True, drawEdges=True, edgeColor=(1,0,0,1), shader='balloon')
plot.addItem(arrow)
## Create a grid layout to manage the widgets size and position
layout = QtGui.QGridLayout()
w.setLayout(layout)
layout.setColumnStretch (1, 2)
## Add widgets to the layout in their proper positions
layout.addWidget(btn, 0, 0) # button goes in upper-left
layout.addWidget(text, 1, 0) # text edit goes in middle-left
