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#!/usr/bin/env python
import sys
from qt import QApplication, QSplitter, QTimer, SIGNAL
from Qwt3D import *
class Saddle(Function):
def __init__(self, *args):
Function.__init__(self, *args)
self.setDomain(-2.5, 2.5, -2.5, 2.5)
self.setMaxZ(1.5)
self.setMinZ(-1.5)
self.setMesh(31,31)
# __init__()
def __call__(self, x, y):
return x*y
# __call__()
# class Saddle
class Hat(Function):
def __init__(self, *args):
Function.__init__(self, *args)
self.setDomain(-1.5, 1.5, -1.5, 1.5)
self.setMesh(41, 41)
# __init__()
def __call__(self, x, y):
return 1.0/(x*x+y*y+0.3)
# __call__()
# class Hat
class Plot(SurfacePlot):
def __init__(self, parent, updateinterval):
SurfacePlot.__init__(self, parent)
self.setRotation(30, 0, 15)
self.setShift(0.1, 0, 0)
self.setZoom(0.8)
self.coordinates().setNumberFont("Courier", 8)
axes = self.coordinates().axes # alias
for axis in axes:
axis.setMajors(7)
axis.setMinors(4)
axes[X1].setLabelString("x")
axes[Y1].setLabelString("y")
axes[Z1].setLabelString("z")
axes[X2].setLabelString("x")
axes[Y2].setLabelString("y")
axes[Z2].setLabelString("z")
axes[X3].setLabelString("x")
axes[Y3].setLabelString("y")
axes[Z3].setLabelString("z")
axes[X4].setLabelString("x")
axes[Y4].setLabelString("y")
axes[Z4].setLabelString("z")
timer = QTimer(self)
self.connect(timer, SIGNAL('timeout()'), self.rotate)
timer.start(updateinterval)
# __init__()
def rotate(self):
self.setRotation(int(self.xRotation()+2) % 360,
int(self.yRotation()+2) % 360,
int(self.zRotation()+2) % 360)
# rotate()
# class Plot()
def make():
demo = QSplitter(QSplitter.Horizontal)
plot1 = Plot(demo, 30)
plot1.setFloorStyle(FLOORISO)
plot1.setCoordinateStyle(BOX)
saddle = Saddle(plot1)
saddle.create()
plot1.setTitle("Autoswitching axes")
plot1.setBackgroundColor(RGBA(1.0, 1.0, 0.6))
plot1.makeCurrent()
plot1.updateData()
plot1.updateGL()
plot2 = Plot(demo ,80)
plot2.setZoom(0.8)
hat = Hat(plot2)
hat.create()
plot2.setPlotStyle(HIDDENLINE)
plot2.setFloorStyle(FLOORDATA)
plot2.setCoordinateStyle(FRAME)
plot2.setBackgroundColor(RGBA(1.0, 1.0, 0.6))
plot2.makeCurrent()
plot2.updateData()
plot2.updateGL()
demo.resize(800, 400)
demo.show()
return demo
# make()
def main(args):
app = QApplication(args)
demo = make()
app.setMainWidget(demo)
app.exec_loop()
# main()
# Admire
if __name__ == '__main__':
main(sys.argv)
# Local Variables: ***
# mode: python ***
# End: ***
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