def __init__(self,
width,
height,
colormap,
color,
parent_interactor=None,
on_save=None,
on_cancel=None):
self.render_window = vtk.vtkRenderWindow()
self.render_window.SetWindowName("Color Picker")
self.render_window.SetNumberOfLayers(3)
self.render_window.SetSize(width, height)
self.color_renderer = vtk.vtkRenderer()
self.parent_interactor = parent_interactor
if colormap is None:
colormap = "default"
if not vcs.iscolormap(colormap):
colormap = vcs.getcolormap(colormap)
self.colormap = colormap
self.colors = [[int(c / 100.0 * 255.0) for c in colormap.index[i]]
for i in range(len(colormap.index))]
self.actor = make_color_plane(16, 16, self.colors)
self.color_renderer.SetViewport([.1, .1, .9, .9])
self.color_renderer.SetBackground((.5, .5, .5))
self.color_renderer.AddActor(self.actor)
self.color_renderer.InteractiveOff()
self.color_renderer.SetLayer(1)
bg = vtk.vtkRenderer()
bg.SetBackground(1, 1, 1)
bg.SetViewport([0, 0, 1, 1])
bg.SetLayer(0)
self.render_window.AddRenderer(bg)
self.render_window.AddRenderer(self.color_renderer)
inter = vtk.vtkRenderWindowInteractor()
self.style = vtk.vtkInteractorStyleUser()
inter.SetInteractorStyle(self.style)
inter.SetRenderWindow(self.render_window)
manager = vcs.vtk_ui.manager.get_manager(inter)
self.render_window.AddRenderer(manager.renderer)
self.render_window.AddRenderer(manager.actor_renderer)
manager.elevate()
self.render_window.Render()
self.on_save = on_save
self.on_cancel = on_cancel
maps = vcs.elements["colormap"]
current_state = None
states = []
self.colormaps = []
for ind, mapname in enumerate(maps.keys()):
states.append(ButtonState(label=mapname))
if colormap.name == mapname:
current_state = ind
self.colormaps.append(maps[mapname])
self.colormap_button = Button(inter,
states=states,
action=self.change_map,
left=10,
top=10)
self.colormap_button.set_state(current_state)
self.save_button = Button(inter,
action=self.save,
label="Choose Color",
left=int(width * .75) - 10,
top=int(height * .85))
self.cancel_button = Button(inter,
action=self.cancel,
label="Cancel",
left=10,
top=int(height * .85))
self.colormap_button.show()
self.save_button.show()
self.cancel_button.show()
self.make_current()
self.selectedMapper = vtk.vtkDataSetMapper()
self.selectedActor = vtk.vtkActor()
self.selectedActor.SetMapper(self.selectedMapper)
self.selectedActor.GetProperty().EdgeVisibilityOn()
self.selectedActor.GetProperty().SetEdgeColor(0, 0, 0)
self.selectedActor.GetProperty().SetLineWidth(3)
self.color = color
# Make sure the current color is selected
self.selectCell(color)
self.color_renderer.AddActor(self.selectedActor)
self.click_handler = inter.AddObserver(
vtk.vtkCommand.LeftButtonReleaseEvent, self.clickEvent)
def noop(obj, event):
pass
self.char_handler = inter.AddObserver(vtk.vtkCommand.CharEvent, noop)
def __init__(self, width, height, colormap, color, parent_interactor=None, on_save=None, on_cancel=None):
self.render_window = vtk.vtkRenderWindow()
self.render_window.SetWindowName("Color Picker")
self.render_window.SetNumberOfLayers(3)
self.render_window.SetSize(width, height)
self.color_renderer = vtk.vtkRenderer()
self.parent_interactor = parent_interactor
if colormap is None:
colormap = "default"
if not vcs.iscolormap(colormap):
colormap = vcs.getcolormap(colormap)
self.colormap = colormap
self.colors = [[int(c / 100.0 * 255.0) for c in colormap.index[i]] for i in range(len(colormap.index))]
self.actor = make_color_plane(16, 16, self.colors)
self.color_renderer.SetViewport([.1, .1, .9, .9])
self.color_renderer.SetBackground((.5, .5, .5))
self.color_renderer.AddActor(self.actor)
self.color_renderer.InteractiveOff()
self.color_renderer.SetLayer(1)
bg = vtk.vtkRenderer()
bg.SetBackground(1,1,1)
bg.SetViewport([0,0,1,1])
bg.SetLayer(0)
self.render_window.AddRenderer(bg)
self.render_window.AddRenderer(self.color_renderer)
inter = vtk.vtkRenderWindowInteractor()
self.style = vtk.vtkInteractorStyleUser()
inter.SetInteractorStyle(self.style)
inter.SetRenderWindow(self.render_window)
manager = vcs.vtk_ui.manager.get_manager(inter)
self.render_window.AddRenderer(manager.renderer)
self.render_window.AddRenderer(manager.actor_renderer)
manager.elevate()
self.render_window.Render()
self.on_save = on_save
self.on_cancel = on_cancel
maps = vcs.elements["colormap"]
current_state = None
states = []
self.colormaps = []
for ind, mapname in enumerate(maps.keys()):
states.append(ButtonState(label=mapname))
if colormap.name == mapname:
current_state = ind
self.colormaps.append(maps[mapname])
self.colormap_button = Button(inter, states=states, action=self.change_map, left = 10, top=10)
self.colormap_button.set_state(current_state)
self.save_button = Button(inter, action=self.save, label="Choose Color", left=int(width * .75) - 10, top=int(height * .85))
self.cancel_button = Button(inter, action=self.cancel, label="Cancel", left=10, top=int(height * .85))
self.colormap_button.show()
self.save_button.show()
self.cancel_button.show()
self.make_current()
self.selectedMapper = vtk.vtkDataSetMapper()
self.selectedActor = vtk.vtkActor()
self.selectedActor.SetMapper(self.selectedMapper);
self.selectedActor.GetProperty().EdgeVisibilityOn();
self.selectedActor.GetProperty().SetEdgeColor(0,0,0);
self.selectedActor.GetProperty().SetLineWidth(3);
self.color = color
# Make sure the current color is selected
self.selectCell(color)
self.color_renderer.AddActor(self.selectedActor)
self.click_handler = inter.AddObserver(vtk.vtkCommand.LeftButtonReleaseEvent, self.clickEvent)
def noop(obj, event):
pass
self.char_handler = inter.AddObserver(vtk.vtkCommand.CharEvent, noop)
def test():
import vcs
import cdms2
import os
import support # import vcs and cu
bg = support.bg
f = cdms2.open(os.path.join(vcs.sample_data, 'clt.nc'))
s = f('clt') # get slab clt
x = vcs.init() # construct vcs canvas
x.plot(s, 'default', 'isofill', 'quick', bg=bg) # plot slab the old way
support.check_plot(x)
if bg == 0:
x.geometry(450, 337, 0, 0) # change the geometry
x.flush()
support.check_plot(x)
x.getcolormapname() # get the active colormap name
x.setcolormap("AMIP") # change the colormap
support.check_plot(x)
cont = False
for anarg in sys.argv:
if anarg in ['--extended', '--full', '-E', '-F']:
cont = True
break
if cont is False:
print '\n************* PARTIAL TEST *****************'
print 'FOR COMPLETE TEST OF THIS MODULE USE '
print ' -F (--full) or -E (--extended) option'
print '************* PARTIAL TEST *****************\n'
sys.exit()
############################################################
# Change the color map cell 31. #
############################################################
colors = {}
cols = [31, 47, 63, 79, 95, 111, 127, 143, 159, 175, 191]
for c in cols:
colors[c] = [int(float(c - 16) / (191 - 16) * 100.), ] * 3
for c in cols:
vals = colors[c]
x.setcolorcell(c, vals[0], vals[1], vals[2])
support.check_plot(x)
for c in colors.keys():
okvals = colors[c]
vals = x.getcolorcell(c)
if vals != okvals:
raise Exception(
"Error setting color %i, should have been : %s, but is %s" %
(c, str(okvals), str(vals)))
##################################################################
# Retrieve the color map RGB values for the given cell numbers. #
##################################################################
##################################################################
# Using colormap objects. #
##################################################################
# show the list of line secondary objects
c = x.getcolormap('AMIP') # get 'quick' colormap object
# check to see if it is a secondary object
if not vcs.issecondaryobject(c):
raise Exception("Error did not get colormap as secondary obj")
else:
# check to see if it is a line
if not vcs.iscolormap(c):
raise Exception("Error object created is not colormap")
a = x.listelements('colormap') # show list of xyvsy
r = x.createcolormap('new') # create colormap
a2 = x.listelements('colormap') # show list of xyvsy
if a2 == a:
raise "error cm not created or not added to list"
x.removeobject(r) # remove xyvsy 'test2'
a3 = x.listelements('colormap') # show list of xyvsy
if a3 != a:
raise Exception("error cm not removed")
c3 = x.createcolormap('new') # create a new colormap object from default
x.setcolormap('new') # change the colormap to 'new' colormap
c3.index # show just the colormap RGB values
for c in colors.keys():
vals = colors[c]
c3.index[c] = vals # change color cell
for c in colors.keys():
okvals = colors[c]
vals = x.getcolorcell(c)
if vals != okvals:
raise Exception(
"Error setting color %i, should have been : %s, but is %s" %
(c, str(okvals), str(vals)))
c3.script('test.scr', 'w') # save 'new' colormap as a VCS script
c3.script('test', 'w') # save 'new' colormap as a Python script
if support.dogui is True:
x.colormapgui() # display the colormap GUI
print '***************************************************************************************'
print '****** ******'
print '****** C O L O R M A P T E S T C O M P L E T E D S U C E S S F U L L Y ******'
print '****** ******'
print '***************************************************************************************'
def test():
import vcs, cdms2 as cdms, time, os, sys, support # import vcs and cu
bg = support.bg
f = cdms.open(
os.path.join(cdms.__path__[0], '..', '..', '..', '..', 'sample_data',
'clt.nc'))
s = f('clt') # get slab clt
x = vcs.init() # construct vcs canvas
x.plot(s, 'default', 'isofill', 'quick', bg=bg) # plot slab the old way
support.check_plot(x)
if bg == 0:
x.geometry(450, 337, 0, 0) # change the geometry
x.flush()
support.check_plot(x)
x.getcolormapname() # get the active colormap name
x.setcolormap("AMIP") # change the colormap
support.check_plot(x)
cont = False
for anarg in sys.argv:
if anarg in ['--extended', '--full', '-E', '-F']:
cont = True
break
if cont is False:
print '\n************* PARTIAL TEST *****************'
print 'FOR COMPLETE TEST OF THIS MODULE USE '
print ' -F (--full) or -E (--extended) option'
print '************* PARTIAL TEST *****************\n'
sys.exit()
############################################################
# Change the color map cell 31. #
############################################################
colors = {}
cols = [31, 47, 63, 79, 95, 111, 127, 143, 159, 175, 191]
for c in cols:
colors[c] = [
int(float(c - 16) / (191 - 16) * 100.),
] * 3
for c in cols:
vals = colors[c]
x.setcolorcell(c, vals[0], vals[1], vals[2])
support.check_plot(x)
for c in colors.keys():
okvals = colors[c]
vals = x.getcolorcell(c)
if vals != okvals:
raise Exception, "Error setting color %i, should have been : %s, but is %s" % (
c, str(okvals), str(vals))
##################################################################
# Retrieve the color map RGB values for the given cell numbers. #
##################################################################
##################################################################
# Using colormap objects. #
##################################################################
objs = x.listelements(
'colormap') # show the list of line secondary objects
c2 = x.getcolormap() # get 'default' colormap object
c = x.getcolormap('AMIP') # get 'quick' colormap object
if not vcs.issecondaryobject(
c): # check to see if it is a secondary object
raise Exception, "Error did not get colormap as secondary obj"
else:
if not vcs.iscolormap(c): # check to see if it is a line
raise Exception, "Error object created is not colormap"
a = x.listelements('colormap') # show list of xyvsy
r = x.createcolormap('new') # create colormap
a2 = x.listelements('colormap') # show list of xyvsy
if a2 == a:
raise "error cm not created or not added to list"
x.removeobject(r) # remove xyvsy 'test2'
a3 = x.listelements('colormap') # show list of xyvsy
if a3 != a:
raise Exception, "error cm not removed"
c3 = x.createcolormap('new') # create a new colormap object from default
x.setcolormap('new') # change the colormap to 'new' colormap
c3.index # show just the colormap RGB values
for c in colors.keys():
vals = colors[c]
c3.index[c] = vals # change color cell
for c in colors.keys():
okvals = colors[c]
vals = x.getcolorcell(c)
if vals != okvals:
raise Exception, "Error setting color %i, should have been : %s, but is %s" % (
c, str(okvals), str(vals))
c3.script('test.scr', 'w') # save 'new' colormap as a VCS script
c3.script('test', 'w') # save 'new' colormap as a Python script
if support.dogui is True:
x.colormapgui() # display the colormap GUI
print '***************************************************************************************'
print '****** ******'
print '****** C O L O R M A P T E S T C O M P L E T E D S U C E S S F U L L Y ******'
print '****** ******'
print '***************************************************************************************'
def cmap(self, value):
if not vcs.iscolormap(value):
value = vcs.getcolormap(value)
self._real_map = value
self._cmap = vcs.createcolormap(Cp_name_src=self._real_map.name)
self.update_table()
