def get_el(self, name):
tt = vcs.gettexttable(name)
to = vcs.gettextorientation(name)
for tc in vcs.listelements("textcombined"):
tc = vcs.gettextcombined(tc)
if tc.To_name == name and tc.Tt_name == name:
return tc
tc = vcs.createtextcombined()
tc.Tt = tt
tc.To = to
return tc
def get_el(self, name):
tt = vcs.gettexttable(name)
to = vcs.gettextorientation(name)
for tc in vcs.listelements("textcombined"):
tc = vcs.gettextcombined(tc)
if tc.To_name == name and tc.Tt_name == name:
return tc
tc = vcs.createtextcombined()
tc.Tt = tt
tc.To = to
return tc
def in_display_plot(self, point, dp):
#Normalize the point
x, y = point
w, h = self.interactor.GetRenderWindow().GetSize()
if x > 1 or y > 1:
point = (x / float(w), y / float(h))
x, y = point
if dp.g_type == "fillarea":
fill = vcs.getfillarea(dp.g_name)
info = editors.fillarea.inside_fillarea(fill, *point)
if info is not None:
self.clicked_info = info
return fill
elif dp.g_type == "line":
l = vcs.getline(dp.g_name)
# Uses screen_height to determine how much buffer space there is around the line
info = editors.line.inside_line(l, *point, screen_height=h)
if info is not None:
self.clicked_info = info
return l
elif dp.g_type == "marker":
m = vcs.getmarker(dp.g_name)
info = editors.marker.inside_marker(m, point[0], point[1], w, h)
if info is not None:
self.clicked_info = info
return m
elif dp.g_type == "text":
tc = vcs.gettextcombined(dp.g_name)
info = editors.text.inside_text(tc, point[0], point[1], w, h)
if info is not None:
self.clicked_info = info
return tc
else:
fudge = 5 / float(w)
return in_template(point, t(dp.template), dp, (w, h), fudge=fudge)
def in_display_plot(self, point, dp):
#Normalize the point
x, y = point
w, h = self.interactor.GetRenderWindow().GetSize()
if x > 1 or y > 1:
point = (x / float(w), y / float(h))
x, y = point
if dp.g_type == "fillarea":
fill = vcs.getfillarea(dp.g_name)
info = editors.fillarea.inside_fillarea(fill, *point)
if info is not None:
self.clicked_info = info
return fill
elif dp.g_type == "line":
l = vcs.getline(dp.g_name)
# Uses screen_height to determine how much buffer space there is around the line
info = editors.line.inside_line(l, *point, screen_height=h)
if info is not None:
self.clicked_info = info
return l
elif dp.g_type == "marker":
m = vcs.getmarker(dp.g_name)
info = editors.marker.inside_marker(m, point[0], point[1], w, h)
if info is not None:
self.clicked_info = info
return m
elif dp.g_type == "text":
tc = vcs.gettextcombined(dp.g_name)
info = editors.text.inside_text(tc, point[0], point[1], w, h)
if info is not None:
self.clicked_info = info
return tc
else:
fudge = 5 / float(w)
return in_template(point, t(dp.template), dp, (w, h), fudge=fudge)
def textcombined(name):
try:
obj = vcs.gettextcombined(str(name))
except:
abort(404)
return jsonify(vcs.utils.dumpToDict(obj)[0])
def _plotInternal(self):
"""Overrides baseclass implementation."""
tmpLevels = []
tmpColors = []
tmpLineWidths = []
tmpLineTypes = []
linewidth = self._gm.linewidths
self.extendAttribute(linewidth, default=1.0)
linetype = self._gm.linetypes
self.extendAttribute(linetype, default='solid')
plotting_dataset_bounds = self.getPlottingBounds()
x1, x2, y1, y2 = plotting_dataset_bounds
for i, lv_tmp in enumerate(self._contourLevels):
if i == 0:
W = linewidth[i]
S = linetype[i]
C = [self._contourColors[i]]
if lv_tmp == 1.e20:
L = [-1.e20]
else:
L = [lv_tmp]
else:
if W == linewidth[i] and S == linetype[i]:
# Ok same style and width, lets keep going
L.append(lv_tmp)
C.append(self._contourColors[i])
else:
tmpLevels.append(L)
tmpColors.append(C)
tmpLineWidths.append(W)
tmpLineTypes.append(S)
L = [lv_tmp]
C = [self._contourColors[i]]
W = linewidth[i]
S = linetype[i]
tmpLevels.append(L)
tmpColors.append(C)
tmpLineWidths.append(W)
tmpLineTypes.append(S)
cots = []
textprops = []
luts = []
actors = []
mappers = []
if self._gm.label and (self._gm.text or self._gm.textcolors):
# Text objects:
if self._gm.text:
texts = self._gm.text
while len(texts) < len(self._contourLevels):
texts.append(texts[-1])
else:
texts = [None] * len(self._contourLevels)
# Custom colors:
if self._gm.textcolors:
colorOverrides = self._gm.textcolors
while len(colorOverrides) < len(self._contourLevels):
colorOverrides.append(colorOverrides[-1])
else:
colorOverrides = [None] * len(self._gm.text)
# Custom background colors and opacities:
backgroundColors = self._gm.labelbackgroundcolors
if backgroundColors:
while len(backgroundColors) < len(self._contourLevels):
backgroundColors.append(backgroundColors[-1])
backgroundOpacities = self._gm.labelbackgroundopacities
if backgroundOpacities:
while len(backgroundOpacities) < len(self._contourLevels):
backgroundOpacities.append(backgroundOpacities[-1])
countLevels = 0
vp = self._resultDict.get('ratio_autot_viewport', [
self._template.data.x1, self._template.data.x2,
self._template.data.y1, self._template.data.y2
])
dataset_renderer = None
xScale, yScale = (1, 1)
for i, l in enumerate(tmpLevels):
numLevels = len(l)
cot = vtk.vtkContourFilter()
if self._hasCellData:
cot.SetInputConnection(self._vtkPolyDataFilter.GetOutputPort())
else:
cot.SetInputData(self._vtkDataSet)
cot.SetNumberOfContours(numLevels)
for n in range(numLevels):
cot.SetValue(n, l[n])
# TODO remove update
cot.Update()
lut = vtk.vtkLookupTable()
lut.SetNumberOfTableValues(len(tmpColors[i]))
cmap = self.getColorMap()
for n, col in enumerate(tmpColors[i]):
r, g, b, a = self.getColorIndexOrRGBA(cmap, col)
lut.SetTableValue(n, r / 100., g / 100., b / 100., a / 100.)
# Setup isoline labels
if self._gm.label:
# Setup label mapping array:
tpropMap = vtk.vtkDoubleArray()
tpropMap.SetNumberOfComponents(1)
tpropMap.SetNumberOfTuples(numLevels)
for n, val in enumerate(l):
tpropMap.SetTuple(n, [val])
# Prep text properties:
tprops = vtk.vtkTextPropertyCollection()
if self._gm.text or self._gm.textcolors:
ttexts = texts[countLevels:(countLevels + len(l))]
for idx, tc in enumerate(ttexts):
if vcs.queries.istextcombined(tc):
tt, to = tuple(tc.name.split(":::"))
elif tc is None:
tt = "default"
to = "default"
elif vcs.queries.istexttable(tc):
tt = tc.name
to = "default"
elif vcs.queries.istextorientation(tc):
to = tc.name
tt = "default"
elif isinstance(tc, str):
sp = tc.split(":::")
if len(sp) == 2:
tt = sp[0]
to = sp[1]
else: # Hum don't know what do do with this
if sp[0] in vcs.listelements("textcombined"):
tc = vcs.gettextcombined(tc)
tt, to = tuple(tc.name.split(":::"))
elif sp[0] in vcs.listelements(
"textorientation"):
to = sp[0]
tt = "default"
elif sp[0] in vcs.listelements("texttable"):
tt = sp[0]
to = "default"
colorOverride = colorOverrides[countLevels + idx]
if colorOverride is not None:
tt = vcs.createtexttable(None, tt)
tt.color = colorOverride
tt = tt.name
if backgroundColors is not None:
texttbl = vcs.gettexttable(tt)
texttbl.backgroundcolor = backgroundColors[
countLevels + idx]
if backgroundOpacities is not None:
texttbl = vcs.gettexttable(tt)
texttbl.backgroundopacity = backgroundOpacities[
countLevels + idx]
tprop = vtk.vtkTextProperty()
vcs2vtk.prepTextProperty(
tprop,
self._context().renWin.GetSize(),
to,
tt,
cmap=cmap)
tprops.AddItem(tprop)
if colorOverride is not None:
del (vcs.elements["texttable"][tt])
else: # No text properties specified. Use the default:
tprop = vtk.vtkTextProperty()
vcs2vtk.prepTextProperty(tprop,
self._context().renWin.GetSize(),
cmap=cmap)
tprops.AddItem(tprop)
textprops.append(tprops)
mapper = vtk.vtkLabeledContourMapper()
mapper.SetTextProperties(tprops)
mapper.SetTextPropertyMapping(tpropMap)
mapper.SetLabelVisibility(1)
mapper.SetSkipDistance(self._gm.labelskipdistance)
pdMapper = mapper.GetPolyDataMapper()
luts.append([lut, [l[0], l[-1], False]])
else: # No isoline labels:
mapper = vtk.vtkPolyDataMapper()
pdMapper = mapper
luts.append([lut, [l[0], l[-1], False]])
pdMapper.SetLookupTable(lut)
pdMapper.SetScalarRange(l[0], l[-1])
pdMapper.SetScalarModeToUsePointData()
stripper = vtk.vtkStripper()
stripper.SetInputConnection(cot.GetOutputPort())
mapper.SetInputConnection(stripper.GetOutputPort())
# TODO remove update, make pipeline
stripper.Update()
mappers.append(mapper)
cots.append(cot)
# Create actor to add to scene
act = vtk.vtkActor()
act.SetMapper(mapper)
# Set line properties here
p = act.GetProperty()
p.SetLineWidth(tmpLineWidths[i])
vcs2vtk.stippleLine(p, tmpLineTypes[i])
actors.append([act, plotting_dataset_bounds])
# create a new renderer for this mapper
# (we need one for each mapper because of cmaera flips)
dataset_renderer, xScale, yScale = self._context().fitToViewport(
act,
vp,
wc=plotting_dataset_bounds,
geoBounds=self._vtkDataSetBoundsNoMask,
geo=self._vtkGeoTransform,
priority=self._template.data.priority,
create_renderer=(dataset_renderer is None))
countLevels += len(l)
if len(textprops) > 0:
self._resultDict["vtk_backend_contours_labels_text_properties"] = \
textprops
if len(luts) > 0:
if self._gm.label:
self._resultDict["vtk_backend_labeled_luts"] = luts
else:
self._resultDict["vtk_backend_luts"] = luts
if len(cots) > 0:
self._resultDict["vtk_backend_contours"] = cots
if self._maskedDataMapper is not None:
mappers.insert(0, self._maskedDataMapper)
act = vtk.vtkActor()
act.SetMapper(self._maskedDataMapper)
actors.append(
[act, self._maskedDataMapper, plotting_dataset_bounds])
# create a new renderer for this mapper
# (we need one for each mapper because of cmaera flips)
self._context().fitToViewport(
act,
vp,
wc=plotting_dataset_bounds,
geoBounds=self._vtkDataSetBoundsNoMask,
geo=self._vtkGeoTransform,
priority=self._template.data.priority,
create_renderer=True)
self._resultDict["vtk_backend_actors"] = actors
t = self._originalData1.getTime()
if self._originalData1.ndim > 2:
z = self._originalData1.getAxis(-3)
else:
z = None
kwargs = {
"vtk_backend_grid": self._vtkDataSet,
"dataset_bounds": self._vtkDataSetBounds,
"plotting_dataset_bounds": plotting_dataset_bounds,
"vtk_dataset_bounds_no_mask": self._vtkDataSetBoundsNoMask,
"vtk_backend_geo": self._vtkGeoTransform
}
if ("ratio_autot_viewport" in self._resultDict):
kwargs["ratio_autot_viewport"] = vp
self._resultDict.update(self._context().renderTemplate(
self._template, self._data1, self._gm, t, z, **kwargs))
if self._context().canvas._continents is None:
self._useContinents = False
if self._useContinents:
projection = vcs.elements["projection"][self._gm.projection]
continents_renderer, xScale, yScale = self._context(
).plotContinents(plotting_dataset_bounds, projection,
self._dataWrapModulo, vp,
self._template.data.priority, **kwargs)
def _plotInternal(self):
"""Overrides baseclass implementation."""
tmpLevels = []
tmpColors = []
tmpLineWidths = []
tmpLineTypes = []
linewidth = self._gm.linewidths
self.extendAttribute(linewidth, default=1.0)
linetype = self._gm.linetypes
self.extendAttribute(linetype, default='solid')
plotting_dataset_bounds = self.getPlottingBounds()
x1, x2, y1, y2 = plotting_dataset_bounds
for i, lv_tmp in enumerate(self._contourLevels):
if i == 0:
W = linewidth[i]
S = linetype[i]
C = [self._contourColors[i]]
if lv_tmp == 1.e20:
L = [-1.e20]
else:
L = [lv_tmp]
else:
if W == linewidth[i] and S == linetype[i]:
# Ok same style and width, lets keep going
L.append(lv_tmp)
C.append(self._contourColors[i])
else:
tmpLevels.append(L)
tmpColors.append(C)
tmpLineWidths.append(W)
tmpLineTypes.append(S)
L = [lv_tmp]
C = [self._contourColors[i]]
W = linewidth[i]
S = linetype[i]
tmpLevels.append(L)
tmpColors.append(C)
tmpLineWidths.append(W)
tmpLineTypes.append(S)
cots = []
textprops = []
luts = []
actors = []
mappers = []
if self._gm.label and (self._gm.text or self._gm.textcolors):
# Text objects:
if self._gm.text:
texts = self._gm.text
while len(texts) < len(self._contourLevels):
texts.append(texts[-1])
else:
texts = [None] * len(self._contourLevels)
# Custom colors:
if self._gm.textcolors:
colorOverrides = self._gm.textcolors
while len(colorOverrides) < len(self._contourLevels):
colorOverrides.append(colorOverrides[-1])
else:
colorOverrides = [None] * len(self._gm.text)
# Custom background colors and opacities:
backgroundColors = self._gm.labelbackgroundcolors
if backgroundColors:
while len(backgroundColors) < len(self._contourLevels):
backgroundColors.append(backgroundColors[-1])
backgroundOpacities = self._gm.labelbackgroundopacities
if backgroundOpacities:
while len(backgroundOpacities) < len(self._contourLevels):
backgroundOpacities.append(backgroundOpacities[-1])
else:
backgroundOpacities = [100.0 for lev in self._contourLevels]
countLevels = 0
vp = self._resultDict.get(
'ratio_autot_viewport',
[self._template.data.x1, self._template.data.x2,
self._template.data.y1, self._template.data.y2])
# view and interactive area
view = self._context().contextView
area = vtk.vtkInteractiveArea()
view.GetScene().AddItem(area)
adjusted_plotting_bounds = vcs2vtk.getProjectedBoundsForWorldCoords(
plotting_dataset_bounds, self._gm.projection)
drawAreaBounds = vcs2vtk.computeDrawAreaBounds(adjusted_plotting_bounds)
[renWinWidth, renWinHeight] = self._context().renWin.GetSize()
geom = vtk.vtkRecti(int(round(vp[0] * renWinWidth)),
int(round(vp[2] * renWinHeight)),
int(round((vp[1] - vp[0]) * renWinWidth)),
int(round((vp[3] - vp[2]) * renWinHeight)))
vcs2vtk.configureContextArea(area, drawAreaBounds, geom)
# FIXME: This render call is needed to work around a bug somewhere in the
# FIXME: vtkContextTransform code, where the transformation represented by
# FIXME: Map[To|From]Scene() isn't set up properly until after a render call.
self._context().renWin.Render()
for i, l in enumerate(tmpLevels):
numLevels = len(l)
cot = vtk.vtkContourFilter()
cot.SetInputData(self._vtkDataSetFittedToViewport)
cot.SetNumberOfContours(numLevels)
for n in range(numLevels):
cot.SetValue(n, l[n])
# TODO remove update
cot.Update()
lut = vtk.vtkLookupTable()
lut.SetNumberOfTableValues(len(tmpColors[i]))
cmap = self.getColorMap()
for n, col in enumerate(tmpColors[i]):
r, g, b, a = self.getColorIndexOrRGBA(cmap, col)
lut.SetTableValue(n, r / 100., g / 100., b / 100., a / 100.)
# Setup isoline labels
if self._gm.label:
# Setup label mapping array:
tpropMap = vtk.vtkDoubleArray()
tpropMap.SetNumberOfComponents(1)
tpropMap.SetNumberOfTuples(numLevels)
for n, val in enumerate(l):
tpropMap.SetTuple(n, [val])
# Prep text properties:
tprops = vtk.vtkTextPropertyCollection()
if self._gm.text or self._gm.textcolors:
ttexts = texts[countLevels:(countLevels + len(l))]
for idx, tc in enumerate(ttexts):
if vcs.queries.istextcombined(tc):
tt, to = tuple(tc.name.split(":::"))
elif tc is None:
tt = "default"
to = "default"
elif vcs.queries.istexttable(tc):
tt = tc.name
to = "default"
elif vcs.queries.istextorientation(tc):
to = tc.name
tt = "default"
elif isinstance(tc, str):
sp = tc.split(":::")
if len(sp) == 2:
tt = sp[0]
to = sp[1]
else: # Hum don't know what do do with this
if sp[0] in vcs.listelements("textcombined"):
tc = vcs.gettextcombined(tc)
tt, to = tuple(tc.name.split(":::"))
elif sp[0] in vcs.listelements("textorientation"):
to = sp[0]
tt = "default"
elif sp[0] in vcs.listelements("texttable"):
tt = sp[0]
to = "default"
tt = vcs.createtexttable(None, tt)
colorOverride = colorOverrides[countLevels + idx]
if colorOverride is not None:
tt.color = colorOverride
tt = tt.name
if backgroundColors is not None:
texttbl = vcs.gettexttable(tt)
texttbl.backgroundcolor = backgroundColors[countLevels + idx]
if backgroundOpacities is not None:
texttbl = vcs.gettexttable(tt)
texttbl.backgroundopacity = backgroundOpacities[countLevels + idx]
tprop = vtk.vtkTextProperty()
vcs2vtk.prepTextProperty(tprop,
self._context().renWin.GetSize(),
to, tt, cmap=cmap)
tprops.AddItem(tprop)
if colorOverride is not None:
del(vcs.elements["texttable"][tt])
else: # No text properties specified. Use the default:
tprop = vtk.vtkTextProperty()
vcs2vtk.prepTextProperty(tprop,
self._context().renWin.GetSize(),
cmap=cmap)
tprop.SetBackgroundOpacity(1.0)
tprops.AddItem(tprop)
textprops.append(tprops)
item = vtk.vtkLabeledContourPolyDataItem()
item.SetTextProperties(tprops)
item.SetTextPropertyMapping(tpropMap)
item.SetLabelVisibility(1)
item.SetSkipDistance(self._gm.labelskipdistance)
mapper = vtk.vtkLabeledContourMapper()
pdMapper = mapper.GetPolyDataMapper()
luts.append([lut, [l[0], l[-1], False]])
else: # No isoline labels:
item = vtk.vtkPolyDataItem()
mapper = vtk.vtkPolyDataMapper()
pdMapper = mapper
luts.append([lut, [l[0], l[-1], False]])
pdMapper.SetLookupTable(lut)
lut.SetRange(l[0], l[-1])
pdMapper.SetScalarRange(l[0], l[-1])
pdMapper.SetScalarModeToUsePointData()
stripper = vtk.vtkStripper()
stripper.SetInputConnection(cot.GetOutputPort())
mapper.SetInputConnection(stripper.GetOutputPort())
# TODO remove update, make pipeline
stripper.Update()
poly = stripper.GetOutput()
mappers.append(mapper)
cots.append(cot)
if self._needsCellData:
attrs = poly.GetCellData()
scalarMode = vtk.VTK_SCALAR_MODE_USE_CELL_DATA
else:
attrs = poly.GetPointData()
scalarMode = vtk.VTK_SCALAR_MODE_USE_POINT_DATA
data = attrs.GetScalars()
mappedColors = lut.MapScalars(data, vtk.VTK_COLOR_MODE_DEFAULT, 0)
intValue = vtk.vtkIntArray()
intValue.SetNumberOfComponents(1)
intValue.SetName("StippleType")
intValue.InsertNextValue(vcs2vtk.getStipple(tmpLineTypes[i]))
poly.GetFieldData().AddArray(intValue)
floatValue = vtk.vtkFloatArray()
floatValue.SetNumberOfComponents(1)
floatValue.SetName("LineWidth")
floatValue.InsertNextValue(tmpLineWidths[i])
poly.GetFieldData().AddArray(floatValue)
item.SetPolyData(poly)
item.SetScalarMode(scalarMode)
item.SetMappedColors(mappedColors)
mappedColors.FastDelete()
area.GetDrawAreaItem().AddItem(item)
actors.append([item, plotting_dataset_bounds])
countLevels += len(l)
if len(textprops) > 0:
self._resultDict["vtk_backend_contours_labels_text_properties"] = \
textprops
if len(luts) > 0:
if self._gm.label:
self._resultDict["vtk_backend_labeled_luts"] = luts
else:
self._resultDict["vtk_backend_luts"] = luts
if len(cots) > 0:
self._resultDict["vtk_backend_contours"] = cots
if self._maskedDataMapper is not None:
mappers.insert(0, self._maskedDataMapper)
self._maskedDataMapper.Update()
maskedData = self._maskedDataMapper.GetInput()
maskedColors = vtk.vtkUnsignedCharArray()
maskedColors.SetNumberOfComponents(4)
for i in range(poly.GetNumberOfCells()):
maskedColors.InsertNextTypedTuple([0, 0, 0, 255])
maskItem = vtk.vtkPolyDataItem()
maskItem.SetPolyData(maskedData)
maskItem.SetScalarMode(vtk.VTK_SCALAR_MODE_USE_CELL_DATA)
maskItem.SetMappedColors(maskedColors)
area.GetDrawAreaItem().AddItem(maskItem)
actors.append([maskItem, self._maskedDataMapper, plotting_dataset_bounds])
self._resultDict["vtk_backend_actors"] = actors
z, t = self.getZandT()
kwargs = {
"vtk_backend_grid": self._vtkDataSet,
"dataset_bounds": self._vtkDataSetBounds,
"plotting_dataset_bounds": plotting_dataset_bounds,
"vtk_dataset_bounds_no_mask": self._vtkDataSetBoundsNoMask,
"vtk_backend_geo": self._vtkGeoTransform,
"vtk_backend_draw_area_bounds": drawAreaBounds,
"vtk_backend_viewport_scale": [
self._context_xScale,
self._context_yScale
]
}
if ("ratio_autot_viewport" in self._resultDict):
kwargs["ratio_autot_viewport"] = vp
self._resultDict.update(self._context().renderTemplate(
self._template,
self._data1,
self._gm, t, z, **kwargs))
projection = vcs.elements["projection"][self._gm.projection]
kwargs['xaxisconvert'] = self._gm.xaxisconvert
kwargs['yaxisconvert'] = self._gm.yaxisconvert
if self._data1.getAxis(-1).isLongitude() and self._data1.getAxis(-2).isLatitude():
self._context().plotContinents(self._plot_kargs.get("continents", self._useContinents),
plotting_dataset_bounds, projection,
self._dataWrapModulo,
vp, self._template.data.priority, **kwargs)
def _plotInternal(self):
"""Overrides baseclass implementation."""
tmpLevels = []
tmpColors = []
tmpLineWidths = []
tmpLineStyles = []
linewidth = self._gm.linewidths
self.extendAttribute(linewidth, default=1.0)
linestyle = self._gm.line
self.extendAttribute(linestyle, default='solid')
plotting_dataset_bounds = self.getPlottingBounds()
x1, x2, y1, y2 = plotting_dataset_bounds
for i, l in enumerate(self._contourLevels):
if i == 0:
W = linewidth[i]
S = linestyle[i]
C = [self._contourColors[i]]
if l == 1.e20:
L = [-1.e20]
else:
L = [l]
else:
if W == linewidth[i] and S == linestyle[i]:
# Ok same style and width, lets keep going
L.append(l)
C.append(self._contourColors[i])
else:
tmpLevels.append(L)
tmpColors.append(C)
tmpLineWidths.append(W)
tmpLineStyles.append(S)
L = [l]
C = [self._contourColors[i]]
W = linewidth[i]
S = linestyle[i]
tmpLevels.append(L)
tmpColors.append(C)
tmpLineWidths.append(W)
tmpLineStyles.append(S)
cots = []
textprops = []
luts = []
actors = []
mappers = []
if self._gm.label and (self._gm.text or self._gm.textcolors):
# Text objects:
if self._gm.text:
texts = self._gm.text
while len(texts) < len(self._contourLevels):
texts.append(texts[-1])
else:
texts = [None] * len(self._contourLevels)
# Custom colors:
if self._gm.textcolors:
colorOverrides = self._gm.textcolors
while len(colorOverrides) < len(self._contourLevels):
colorOverrides.append(colorOverrides[-1])
else:
colorOverrides = [None] * len(self._gm.text)
# Custom background colors and opacities:
backgroundColors = self._gm.labelbackgroundcolors
if backgroundColors:
while len(backgroundColors) < len(self._contourLevels):
backgroundColors.append(backgroundColors[-1])
backgroundOpacities = self._gm.labelbackgroundopacities
if backgroundOpacities:
while len(backgroundOpacities) < len(self._contourLevels):
backgroundOpacities.append(backgroundOpacities[-1])
countLevels = 0
vp = self._resultDict.get(
'ratio_autot_viewport',
[self._template.data.x1, self._template.data.x2,
self._template.data.y1, self._template.data.y2])
dataset_renderer = None
xScale, yScale = (1, 1)
for i, l in enumerate(tmpLevels):
numLevels = len(l)
cot = vtk.vtkContourFilter()
if self._hasCellData:
cot.SetInputConnection(self._vtkPolyDataFilter.GetOutputPort())
else:
cot.SetInputData(self._vtkDataSet)
cot.SetNumberOfContours(numLevels)
for n in range(numLevels):
cot.SetValue(n, l[n])
# TODO remove update
cot.Update()
lut = vtk.vtkLookupTable()
lut.SetNumberOfTableValues(len(tmpColors[i]))
cmap = self.getColorMap()
for n, col in enumerate(tmpColors[i]):
r, g, b, a = self.getColorIndexOrRGBA(cmap, col)
lut.SetTableValue(n, r / 100., g / 100., b / 100., a / 100.)
# Setup isoline labels
if self._gm.label:
# Setup label mapping array:
tpropMap = vtk.vtkDoubleArray()
tpropMap.SetNumberOfComponents(1)
tpropMap.SetNumberOfTuples(numLevels)
for n, val in enumerate(l):
tpropMap.SetTuple(n, [val])
# Prep text properties:
tprops = vtk.vtkTextPropertyCollection()
if self._gm.text or self._gm.textcolors:
ttexts = texts[countLevels:(countLevels + len(l))]
for idx, tc in enumerate(ttexts):
if vcs.queries.istextcombined(tc):
tt, to = tuple(tc.name.split(":::"))
elif tc is None:
tt = "default"
to = "default"
elif vcs.queries.istexttable(tc):
tt = tc.name
to = "default"
elif vcs.queries.istextorientation(tc):
to = tc.name
tt = "default"
elif isinstance(tc, (str, unicode)):
sp = tc.split(":::")
if len(sp) == 2:
tt = sp[0]
to = sp[1]
else: # Hum don't know what do do with this
if sp[0] in vcs.listelements("textcombined"):
tc = vcs.gettextcombined(tc)
tt, to = tuple(tc.name.split(":::"))
elif sp[0] in vcs.listelements("textorientation"):
to = sp[0]
tt = "default"
elif sp[0] in vcs.listelements("texttable"):
tt = sp[0]
to = "default"
colorOverride = colorOverrides[countLevels + idx]
if colorOverride is not None:
tt = vcs.createtexttable(None, tt)
tt.color = colorOverride
tt = tt.name
if backgroundColors is not None:
texttbl = vcs.gettexttable(tt)
texttbl.backgroundcolor = backgroundColors[countLevels + idx]
if backgroundOpacities is not None:
texttbl = vcs.gettexttable(tt)
texttbl.backgroundopacity = backgroundOpacities[countLevels + idx]
tprop = vtk.vtkTextProperty()
vcs2vtk.prepTextProperty(tprop,
self._context().renWin.GetSize(),
to, tt, cmap=cmap)
tprops.AddItem(tprop)
if colorOverride is not None:
del(vcs.elements["texttable"][tt])
else: # No text properties specified. Use the default:
tprop = vtk.vtkTextProperty()
vcs2vtk.prepTextProperty(tprop,
self._context().renWin.GetSize(),
cmap=cmap)
tprops.AddItem(tprop)
textprops.append(tprops)
mapper = vtk.vtkLabeledContourMapper()
mapper.SetTextProperties(tprops)
mapper.SetTextPropertyMapping(tpropMap)
mapper.SetLabelVisibility(1)
mapper.SetSkipDistance(self._gm.labelskipdistance)
pdMapper = mapper.GetPolyDataMapper()
luts.append([lut, [l[0], l[-1], False]])
else: # No isoline labels:
mapper = vtk.vtkPolyDataMapper()
pdMapper = mapper
luts.append([lut, [l[0], l[-1], False]])
pdMapper.SetLookupTable(lut)
pdMapper.SetScalarRange(l[0], l[-1])
pdMapper.SetScalarModeToUsePointData()
stripper = vtk.vtkStripper()
stripper.SetInputConnection(cot.GetOutputPort())
mapper.SetInputConnection(stripper.GetOutputPort())
# TODO remove update, make pipeline
stripper.Update()
mappers.append(mapper)
cots.append(cot)
# Create actor to add to scene
act = vtk.vtkActor()
act.SetMapper(mapper)
# Set line properties here
p = act.GetProperty()
p.SetLineWidth(tmpLineWidths[i])
vcs2vtk.stippleLine(p, tmpLineStyles[i])
if self._vtkGeoTransform is None:
# If using geofilter on wireframed does not get wrppaed not
# sure why so sticking to many mappers
act = vcs2vtk.doWrap(act, plotting_dataset_bounds,
self._dataWrapModulo)
actors.append([act, plotting_dataset_bounds])
# create a new renderer for this mapper
# (we need one for each mapper because of cmaera flips)
dataset_renderer, xScale, yScale = self._context().fitToViewport(
act, vp,
wc=plotting_dataset_bounds, geoBounds=self._vtkDataSet.GetBounds(),
geo=self._vtkGeoTransform,
priority=self._template.data.priority,
create_renderer=(dataset_renderer is None))
countLevels += len(l)
if len(textprops) > 0:
self._resultDict["vtk_backend_contours_labels_text_properties"] = \
textprops
if len(luts) > 0:
if self._gm.label:
self._resultDict["vtk_backend_labeled_luts"] = luts
else:
self._resultDict["vtk_backend_luts"] = luts
if len(cots) > 0:
self._resultDict["vtk_backend_contours"] = cots
if self._maskedDataMapper is not None:
mappers.insert(0, self._maskedDataMapper)
act = vtk.vtkActor()
act.SetMapper(self._maskedDataMapper)
if self._vtkGeoTransform is None:
# If using geofilter on wireframed does not get wrppaed not
# sure why so sticking to many mappers
act = vcs2vtk.doWrap(act, plotting_dataset_bounds,
self._dataWrapModulo)
actors.append([act, self._maskedDataMapper, plotting_dataset_bounds])
# create a new renderer for this mapper
# (we need one for each mapper because of cmaera flips)
self._context().fitToViewport(
act, vp,
wc=plotting_dataset_bounds, geoBounds=self._vtkDataSet.GetBounds(),
geo=self._vtkGeoTransform,
priority=self._template.data.priority,
create_renderer=True)
self._resultDict["vtk_backend_actors"] = actors
t = self._originalData1.getTime()
if self._originalData1.ndim > 2:
z = self._originalData1.getAxis(-3)
else:
z = None
kwargs = {"vtk_backend_grid": self._vtkDataSet,
"dataset_bounds": self._vtkDataSetBounds,
"plotting_dataset_bounds": plotting_dataset_bounds,
"vtk_backend_geo": self._vtkGeoTransform}
if ("ratio_autot_viewport" in self._resultDict):
kwargs["ratio_autot_viewport"] = vp
self._resultDict.update(self._context().renderTemplate(
self._template,
self._data1,
self._gm, t, z, **kwargs))
if self._context().canvas._continents is None:
self._useContinents = False
if self._useContinents:
projection = vcs.elements["projection"][self._gm.projection]
continents_renderer, xScale, yScale = self._context().plotContinents(
plotting_dataset_bounds, projection,
self._dataWrapModulo,
vp, self._template.data.priority,
vtk_backend_grid=self._vtkDataSet,
dataset_bounds=self._vtkDataSetBounds)
