def add_peak_selector(self,peak_list,dataset,callback):
self.remove_line_tool()
self.zoom_tool.drag_button = None
self.peak_selector_tool=PeakSelectorTool(peak_list,dataset,callback,self.plot)
height= self.plot.container.height
self.peak_selector_tool_tip=ToolTip(component=self.plot.container, bgcolor='yellow',lines=["left-click to select peaks, press ENTER to fit curve to each"],padding=10, position=[0,height])
self.plot.overlays.append(self.peak_selector_tool)
self.plot.overlays.append(self.peak_selector_tool_tip)
self.peak_selector_tool.request_redraw()
class RawDataPlot(HasTraits):
plot = Instance(Component)
line_tool=None
background_fit=None
selected_ranges=[]
current_selector=None
peak_selector_tool=None
def __init__(self):
self.plots = {}
self._setup_plot()
def plot_datasets(self, datasets, scale='linear', reset_view=True):
if self.plots:
self.plot.delplot(*self.plot.plots.keys())
self.plots = {}
active = filter(lambda d: d.metadata['ui'].active, datasets)
hilite = filter(lambda d: d.metadata['ui'].markers, active)
if len(active)==0:
return None
for dataset in active:
ui = dataset.metadata['ui']
data = dataset.data
name = ui.name or dataset.name
x, y = np.transpose(data[:, [0,1]])
self.plot_data.set_data(name + '_x', x)
self.plot_data.set_data(name + '_y', rescale(y, method=scale))
color = ui.color
if color is None:
color = 'auto'
plot = self.plot.plot((name + '_x', name + '_y'),
name=name, type='line', color=color,
line_width=ui.line_width)
if color == 'auto':
ui.color = tuple(
(np.array(plot[0].color_) * 255).astype('uint8').tolist())
self.plots[name] = plot
for dataset in hilite:
ui = dataset.metadata['ui']
data = dataset.data
name = ui.name or dataset.name
# Overlay a scatter plot on the original line plot to highlight
# data points as circles.
plot = self.plot.plot((name + '_x', name + '_y'),
name=name + '_selection', type='scatter',
color=ui.color, outline_color=ui.color,
marker_size=ui.marker_size,
line_width=ui.line_width)
self.plots[name] = plot
if len(datasets) > 0:
self.plot0renderer = plot[0]
self.range_selection_tool = RangeSelection(self.plot0renderer, left_button_selects=True)
self.range_selection_overlay = RangeSelectionOverlay(component=self.plot0renderer)
if reset_view:
self.reset_view()
# Since highlighted datasets are plotted twice, both plots show up in
# the legend. This fixes that.
self.plot.legend.plots = self.plots
self.show_legend('Overlay')
self._set_scale(scale)
def reset_view(self):
self.plot.index_range.reset()
self.plot.value_range.reset()
#self.zoom_tool.clear_undo_history()
def _set_scale(self, scale):
self.plot.y_axis.title = 'Intensity (%s)' % get_value_scale_label(scale)
def show_legend(self, legend='Overlay'):
if legend=='Window':
self.legend = self.plot.legend
self.plot.legend=None
self.legend_window = LegendWindow(self.legend)
# self.legend_window._plot()
self.legend_window.edit_traits()
#self.plot.legend.overlay(newplot)
#self.plot.legend.visible = True
# create new window with legend in it
elif legend=='Off':
if hasattr(self,'legend'): # legend in sepate window exists
self.legend.set(component=self.plot)
self.plot.legend = self.legend
self.plot.legend.visible = False
else:
if hasattr(self,'legend'): # legend in sepate window exists
self.legend.set(component=self.plot)
self.plot.legend = self.legend
self.plot.legend.visible = True
def show_grids(self, visible=True):
self.plot.x_grid.visible = visible
self.plot.y_grid.visible = visible
def show_crosslines(self, visible=True):
for crossline in self.crosslines:
crossline.visible = visible
if visible:
self.pointer_tool.inner_pointer = 'blank'
else:
self.pointer_tool.inner_pointer = 'cross'
def get_plot(self):
return self.plot
def start_range_select(self):
self.plot0renderer.tools.append(self.range_selection_tool)
self.plot0renderer.overlays.append(self.range_selection_overlay)
# disable zoom tool and change selection cursor to a vertical line
self.zoom_tool.drag_button = None
self.crosslines_x_state = self.crosslines[0].visible
self.crosslines_y_state = self.crosslines[1].visible
self.crosslines[0].visible = True
self.crosslines[1].visible = False
self.current_selector=self.range_selection_tool
def end_range_select(self):
self.plot0renderer.tools.remove(self.range_selection_tool)
self.plot0renderer.overlays.remove(self.range_selection_overlay)
# reenable zoom tool and change selection cursor back to crossed lines
self.zoom_tool.drag_button = 'left'
self.crosslines[0].visible = self.crosslines_x_state
self.crosslines[1].visible = self.crosslines_y_state
return self.range_selection_tool.selection
def add_new_range_select(self):
if (len(self.selected_ranges)==0):
self.start_range_select()
new_range_selector=self.range_selection_tool
self.selected_ranges.append(self.range_selection_tool)
else:
new_range_selector = RangeSelection(self.plot0renderer, left_button_selects=True)
self.plot0renderer.tools.append(self.range_selection_tool)
self.selected_ranges.append(new_range_selector)
return new_range_selector
def remove_tooltips(self,tool):
if tool=='peak_selector':
if self.peak_selector_tool_tip:
self.plot.overlays.remove(self.peak_selector_tool_tip)
self.peak_selector_tool_tip=None
if tool=='line_drawer_tool':
if self.line_drawer_tool_tip:
self.plot.overlays.remove(self.line_drawer_tool_tip)
self.line_drawer_tool_tip=None
def add_line_drawer(self,datasets1,fitter,callback,background_manual):
self.zoom_tool.drag_button = None
self.line_tool=MyLineDrawer(self.plot,datasets=datasets1,curve_fitter=fitter,plot_callback=callback,background_manual=background_manual)
self.line_drawer_tool_tip=ToolTip(component=self.plot.container,bgcolor='yellow',lines=["left-click to define points and press ENTER to fit a spline to the points"], padding=10, position=[0,self.plot.container.height])
self.plot.overlays.append(self.line_tool)
self.plot.overlays.append(self.line_drawer_tool_tip)
def remove_line_tool(self):
if self.line_tool:
if self.line_tool in self.plot.overlays:
self.plot.overlays.remove(self.line_tool)
self.remove_tooltips('line_drawer_tool')
self.line_tool=None
self.zoom_tool.drag_button='left'
def add_peak_selector(self,peak_list,dataset,callback):
self.remove_line_tool()
self.zoom_tool.drag_button = None
self.peak_selector_tool=PeakSelectorTool(peak_list,dataset,callback,self.plot)
height= self.plot.container.height
self.peak_selector_tool_tip=ToolTip(component=self.plot.container, bgcolor='yellow',lines=["left-click to select peaks, press ENTER to fit curve to each"],padding=10, position=[0,height])
self.plot.overlays.append(self.peak_selector_tool)
self.plot.overlays.append(self.peak_selector_tool_tip)
self.peak_selector_tool.request_redraw()
def remove_peak_selector(self):
if self.peak_selector_tool:
self.plot.overlays.remove(self.peak_selector_tool)
self.remove_tooltips('peak_selector')
self.peak_selector_tool=None
self.zoom_tool.drag_button='left'
def reset_tools(self):
self.remove_line_tool()
self.remove_peak_selector()
# need to also make sure that the peak labels are removed properly
def update_peak_labels(self,peak_labels,peak_list,peak_profile):
for label in peak_labels:
self.plot.overlays.remove(label)
# for dsp in editor.dataset_peaks:
peak_labels=[]
new_peak_list=[]
for peak in peak_list:
new_peak_list.append(peak)
pos_index=np.where(peak_profile.data[:,0]==peak.position)
label_intensity=peak_profile.data[pos_index[0],1]
label=DataLabel(component=self.plot, data_point=[peak.position,label_intensity],\
label_position="right", padding=20, arrow_visible=True, label_format='(%(x)f')
self.plot.overlays.append(label)
peak_labels.append(label)
return peak_labels
def remove_peak_labels(self,peak_labels):
for label in peak_labels:
if label in set(self.plot.overlays):
self.plot.overlays.remove(label)
def _setup_plot(self):
self.plot_data = ArrayPlotData()
self.plot = MyPlotClass(self.plot_data,
padding_left=120, fill_padding=True,
bgcolor="white", use_backbuffer=True)
self._setup_plot_tools(self.plot)
# Recreate the legend so it sits on top of the other tools.
self.plot.legend = Legend(component=self.plot,
padding=10,
error_icon='blank',
visible=False,
scrollable=True,
plots=self.plots,clip_to_component=True)
self.plot.legend.tools.append(LegendTool(self.plot.legend, drag_button="right"))
self.plot.x_axis = MyPlotAxis(component=self.plot,
orientation='bottom')
self.plot.y_axis = MyPlotAxis(component=self.plot,
orientation='left')
self.plot.x_axis.title = ur'Angle (2\u0398)'
tick_font = settings.tick_font
self.plot.x_axis.title_font = settings.axis_title_font
self.plot.y_axis.title_font = settings.axis_title_font
self.plot.x_axis.tick_label_font = tick_font
self.plot.y_axis.tick_label_font = tick_font
#self.plot.x_axis.tick_out = 0
#self.plot.y_axis.tick_out = 0
self._set_scale('linear')
# Add the traits inspector tool to the container
self.plot.tools.append(TraitsTool(self.plot))
def _setup_plot_tools(self, plot):
"""Sets up the background, and several tools on a plot"""
plot.bgcolor = "white"
# The ZoomTool tool is stateful and allows drawing a zoom
# box to select a zoom region.
self.zoom_tool = ClickUndoZoomTool(plot,
#self.zoom_tool = ZoomTool(plot,
x_min_zoom_factor=-inf, y_min_zoom_factor=-inf,
tool_mode="box", always_on=True,
drag_button=settings.zoom_button,
# undo_button=settings.undo_button,
zoom_to_mouse=True)
# The PanTool allows panning around the plot
self.pan_tool = KeyboardPanTool(plot, drag_button=settings.pan_button,
history_tool=self.zoom_tool)
plot.tools.append(self.pan_tool)
plot.overlays.append(self.zoom_tool)
x_crossline = LineInspector(component=plot,
axis='index_x',
inspect_mode="indexed",
is_listener=False,
draw_mode='overlay',
color="grey")
y_crossline = LineInspector(component=plot,
axis='index_y',
inspect_mode="indexed",
color="grey",
draw_mode='overlay',
is_listener=False)
plot.overlays.append(x_crossline)
plot.overlays.append(y_crossline)
self.crosslines = (x_crossline, y_crossline)
# The RangeSelectionTool tool is stateful and allows selection of a candidate
# range for dataseries alignment.
# plot.overlays.append(RangeSelectionOverlay(component=plot))
tool = SimpleInspectorTool(plot)
plot.tools.append(tool)
overlay = SimpleInspectorOverlay(component=plot, inspector=tool, align="lr")
def formatter(**kw):
return '(%.2f, %.2f)' % (kw['x'], kw['y'])
overlay.field_formatters = [[formatter]]
overlay.alternate_position = (-25, -25)
plot.overlays.append(overlay)
self.pointer_tool = PointerControlTool(component=plot, pointer='arrow')
plot.tools.append(self.pointer_tool)
