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quaternary_faces_shell_demo3.py
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quaternary_faces_shell_demo3.py
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import matplotlib.cm as cm
import numpy, sys
import pylab
import operator, copy, os
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from quaternary_faces_shells import ternaryfaces_shells
from matplotlib.backends.backend_qt4agg import FigureCanvasQTAgg as FigureCanvas
from matplotlib.backends.backend_qt4agg import NavigationToolbar2QTAgg as NavigationToolbar
from matplotlib.figure import Figure
from myquaternaryutility import QuaternaryPlot
class plotwidget(FigureCanvas):
def __init__(self, parent, width=12, height=6, dpi=72, projection3d=False):
#plotdata can be 2d array for image plot or list of 2 1d arrays for x-y plot or 2d array for image plot or list of lists of 2 1D arrays
self.projection3d=projection3d
self.fig=Figure(figsize=(width, height), dpi=dpi)
if projection3d:
self.axes=self.fig.add_subplot(111, navigate=True, projection='3d')
else:
self.axes=self.fig.add_subplot(111, navigate=True)
self.axes.hold(True)
FigureCanvas.__init__(self, self.fig)
self.setParent(parent)
#self.parent=parent
FigureCanvas.setSizePolicy(self, QSizePolicy.Expanding, QSizePolicy.Expanding)
FigureCanvas.updateGeometry(self)
#NavigationToolbar(self, parent)
NavigationToolbar(self, self)
self.mpl_connect('button_press_event', self.myclick)
self.clicklist=[]
self.cbax=None
def myclick(self, event):
if not (event.xdata is None or event.ydata is None):
arrayxy=[event.xdata, event.ydata]
print 'clicked on image: array indeces ', arrayxy, ' using button', event.button
self.clicklist+=[arrayxy]
self.emit(SIGNAL("genericclickonplot"), [event.xdata, event.ydata, event.button, event.inaxes])
class dialog(QDialog):
def __init__(self, parent=None, title='', folderpath=None):
super(dialog, self).__init__(parent)
plotw=plotwidget(self)
ax=plotw.axes
intervs=20
compsint=[[b, c, (intervs-a-b-c), a] for a in numpy.arange(0,intervs+1)[::-1] for b in numpy.arange(0,intervs+1-a) for c in numpy.arange(0,intervs+1-a-b)][::-1]
print len(compsint)
comps=numpy.float32(compsint)/intervs
pylab.figure()
stpquat=QuaternaryPlot(111)
cols=stpquat.rgb_comp(comps)
stpquat.scatter(comps, c=cols, s=100, edgecolors='none')
stpquat.label()
self.tf=ternaryfaces_shells(ax, nintervals=intervs)
self.tf.label()
self.tf.scatter(comps, cols, skipinds=[0, 1, 2, 3], s='patch')
QObject.connect(plotw, SIGNAL("genericclickonplot"), self.plotclick)
mainlayout=QGridLayout()
mainlayout.addWidget(plotw, 0, 0)
self.setLayout(mainlayout)
def plotclick(self, coords_button_ax):
xc, yc, button, ax=coords_button_ax
print self.tf.toComp(xc, yc)
class MainMenu(QMainWindow):
def __init__(self):
super(MainMenu, self).__init__(None)
x=dialog()
x.exec_()
mainapp=QApplication(sys.argv)
form=MainMenu()
form.show()
form.setFocus()
mainapp.exec_()