def create_layout(self):
# create figure
self.x_range = Range1d(start=self.model.map_extent[0],
end=self.model.map_extent[2],
bounds=None)
self.y_range = Range1d(start=self.model.map_extent[1],
end=self.model.map_extent[3],
bounds=None)
self.fig = Figure(tools='box_zoom,wheel_zoom,pan',
x_range=self.x_range,
y_range=self.y_range)
self.fig.plot_height = 600
self.fig.plot_width = 1024
self.fig.axis.visible = True
# add datashader layer
self.image_source = ImageSource(
url=self.model.service_url,
extra_url_vars=self.model.shader_url_vars)
self.image_renderer = DynamicImageRenderer(
image_source=self.image_source)
self.fig.renderers.append(self.image_renderer)
# add ui components
axes_select = Select.create(name='Plot:', options=self.model.axes)
axes_select.on_change('value', self.on_axes_change)
field_select = Select.create(name='Summary:',
options=self.model.fields)
field_select.on_change('value', self.on_field_change)
aggregate_select = Select.create(
name='Aggregation:', options=self.model.aggregate_functions)
aggregate_select.on_change('value', self.on_aggregate_change)
transfer_select = Select.create(name='Scale:',
options=self.model.transfer_functions)
transfer_select.on_change('value', self.on_transfer_function_change)
controls = [
axes_select, field_select, aggregate_select, transfer_select
]
self.controls = VBox(width=200, height=600, children=controls)
self.map_area = VBox(width=self.fig.plot_width, children=[self.fig])
self.layout = HBox(width=self.fig.plot_width,
children=[self.controls, self.map_area])
def update_image(self):
self.model.shader_url_vars['cachebust'] = str(uuid.uuid4())
self.image_renderer.image_source = ImageSource(
url=self.model.service_url,
extra_url_vars=self.model.shader_url_vars)
def create_layout(self):
# create figure
self.x_range = Range1d(start=self.model.map_extent[0],
end=self.model.map_extent[2],
bounds=None)
self.y_range = Range1d(start=self.model.map_extent[1],
end=self.model.map_extent[3],
bounds=None)
self.fig = Figure(tools='wheel_zoom,pan',
x_range=self.x_range,
lod_threshold=None,
plot_width=self.model.plot_width,
plot_height=self.model.plot_height,
background_fill_color='black',
y_range=self.y_range)
self.fig.min_border_top = 0
self.fig.min_border_bottom = 10
self.fig.min_border_left = 0
self.fig.min_border_right = 0
self.fig.axis.visible = False
self.fig.xgrid.grid_line_color = None
self.fig.ygrid.grid_line_color = None
# add tiled basemap
self.tile_source = WMTSTileSource(url=self.model.basemap)
self.tile_renderer = TileRenderer(tile_source=self.tile_source)
self.fig.renderers.append(self.tile_renderer)
# add datashader layer
self.image_source = ImageSource(
url=self.model.service_url,
extra_url_vars=self.model.shader_url_vars)
self.image_renderer = DynamicImageRenderer(
image_source=self.image_source)
self.fig.renderers.append(self.image_renderer)
# add label layer
self.label_source = WMTSTileSource(url=self.model.labels_url)
self.label_renderer = TileRenderer(tile_source=self.label_source)
self.fig.renderers.append(self.label_renderer)
# Add placeholder for legends (temporarily disabled)
# self.model.legend_side_vbox = Column()
# self.model.legend_bottom_vbox = Column()
# add ui components
controls = []
axes_select = Select(name='Axes', options=list(self.model.axes.keys()))
axes_select.on_change('value', self.on_axes_change)
controls.append(axes_select)
self.field_select = Select(name='Field',
options=list(self.model.fields.keys()))
self.field_select.on_change('value', self.on_field_change)
controls.append(self.field_select)
self.aggregate_select = Select(
name='Aggregate',
options=list(self.model.aggregate_functions.keys()))
self.aggregate_select.on_change('value', self.on_aggregate_change)
controls.append(self.aggregate_select)
transfer_select = Select(name='Transfer Function',
options=list(
self.model.transfer_functions.keys()))
transfer_select.on_change('value', self.on_transfer_function_change)
controls.append(transfer_select)
color_ramp_select = Select(name='Color Ramp',
options=list(self.model.color_ramps.keys()))
color_ramp_select.on_change('value', self.on_color_ramp_change)
controls.append(color_ramp_select)
spread_size_slider = Slider(title="Spread Size (px)",
value=0,
start=0,
end=10,
step=1)
spread_size_slider.on_change('value', self.on_spread_size_change)
controls.append(spread_size_slider)
# hover (temporarily disabled)
#hover_size_slider = Slider(title="Hover Size (px)", value=8, start=4,
# end=30, step=1)
#hover_size_slider.on_change('value', self.on_hover_size_change)
#controls.append(hover_size_slider)
# legends (temporarily disabled)
# controls.append(self.model.legend_side_vbox)
# add map components
basemap_select = Select(name='Basemap',
value='Imagery',
options=list(self.model.basemaps.keys()))
basemap_select.on_change('value', self.on_basemap_change)
image_opacity_slider = Slider(title="Opacity",
value=100,
start=0,
end=100,
step=1)
image_opacity_slider.on_change('value',
self.on_image_opacity_slider_change)
basemap_opacity_slider = Slider(title="Basemap Opacity",
value=100,
start=0,
end=100,
step=1)
basemap_opacity_slider.on_change('value',
self.on_basemap_opacity_slider_change)
show_labels_chk = CheckboxGroup(labels=["Show Labels"], active=[0])
show_labels_chk.on_click(self.on_labels_change)
map_controls = [
basemap_select, basemap_opacity_slider, image_opacity_slider,
show_labels_chk
]
self.controls = Column(height=600, children=controls)
self.map_controls = Row(width=self.fig.plot_width,
children=map_controls)
# legends (temporarily disabled)
self.map_area = Column(width=900,
height=600,
children=[self.map_controls, self.fig])
self.layout = Row(width=1300,
height=600,
children=[self.controls, self.map_area])
self.model.fig = self.fig
self.model.update_hover()
p.background_fill = "black"
p.add_tools(WheelZoomTool(), PanTool())
# add base layer
tile_options = {}
tile_options['url'] = 'http://tile.stamen.com/toner/{Z}/{X}/{Y}.png'
tile_source = WMTSTileSource(**tile_options)
p.add_tile(tile_source)
# add dynamic data layer
# National Land Cover Dataset (http://www.mrlc.gov/nlcd2011.php)
service_url = 'http://raster.nationalmap.gov/arcgis/rest/services/LandCover/USGS_EROS_LandCover_NLCD/MapServer/export?'
service_url += 'bbox={XMIN},{YMIN},{XMAX},{YMAX}&bboxSR=102100&size={HEIGHT}%2C{WIDTH}&imageSR=102100&format=png32&transparent=true&f=image'
image_source_options = {}
image_source_options['url'] = service_url
image_source = ImageSource(**image_source_options)
p.add_dynamic_image(image_source)
# create labels layer
tile_label_options = {}
tile_label_options[
'url'] = 'http://tile.stamen.com/toner-labels/{Z}/{X}/{Y}.png'
tile_label_source = WMTSTileSource(**tile_label_options)
p.add_tile(tile_label_source, **dict(render_parents=True))
doc = Document()
doc.add(p)
if __name__ == "__main__":
filename = "dynamic_map.html"
with open(filename, "w") as f:
def update_image(self):
self.model.shader_url_vars['cachebust'] = str(uuid.uuid4())
self.image_renderer.image_source = ImageSource(url=self.model.service_url, extra_url_vars=self.model.shader_url_vars)
self.fig.xaxis.axis_label=self.model.active_axes['xtitle']
self.fig.yaxis.axis_label=self.model.active_axes['ytitle']
def create_layout(self):
# create figure
self.x_range = Range1d(start=self.model.map_extent[0],
end=self.model.map_extent[2], bounds=None)
self.y_range = Range1d(start=self.model.map_extent[3],
end=self.model.map_extent[1], bounds=None)
self.fig = Figure(tools='wheel_zoom,pan,save,box_zoom', title='Color Magnitude Diagram',
x_range=self.x_range,
y_range=self.y_range,
lod_threshold=None,
plot_width=self.model.plot_width,
plot_height=self.model.plot_height,
background_fill_color='white')
# Labeling will be used to deal with the fact that we cannot get the axes right
# this source can then be adjusted with sliders as necessary to reset axis.
label_source = ColumnDataSource(data={'x': [-5,-5,-5,-5,-5],
'y': [-10-0.2,-5-0.2,0-0.2,5-0.2,10-0.2], 'text':['10','5','0','-5','-10']})
label1 = self.fig.text('x','y','text', source=label_source, text_font_size='8pt', text_color='deepskyblue')
# edit all the usual bokeh figure properties here
self.fig.xaxis.axis_label=self.model.xtitle
self.fig.yaxis.axis_label=self.model.ytitle
self.fig.yaxis.axis_label_text_font= 'PT Serif'
self.fig.yaxis.major_label_text_font = 'PT Serif'
self.fig.xaxis.axis_label_text_font= 'PT Serif'
self.fig.xaxis.major_label_text_font = 'PT Serif'
self.fig.min_border_top = 20
self.fig.min_border_bottom = 10
self.fig.min_border_left = 10
self.fig.min_border_right = 10
self.fig.axis.visible = False # use this to flip the axis labeling on and off
self.fig.xgrid.grid_line_color = '#aaaaaa'
self.fig.ygrid.grid_line_color = '#aaaaaa'
self.fig.ygrid.grid_line_alpha = 0.1
self.fig.xgrid.grid_line_alpha = 0.1
# add tiled basemap to class AppView
image_url = 'http://server.arcgisonline.com/arcgis//rest/services/World_Imagery/MapServer/tile/{Z}/{Y}/{X}.png'
self.tile_source = WMTSTileSource(url=image_url)
self.tile_renderer = TileRenderer(tile_source=self.tile_source)
self.tile_renderer.alpha = 0.02
self.fig.renderers.append(self.tile_renderer) # comment this out and it takes the ds points with it! WHY?
# add datashader layer - these are the aggregated data points to class AppView
self.image_source = ImageSource(url=self.model.service_url, extra_url_vars=self.model.shader_url_vars)
self.image_renderer = DynamicImageRenderer(image_source=self.image_source)
self.image_renderer.alpha = 1.00
self.fig.renderers.append(self.image_renderer)
# add controls
controls = [] # empty list for astronomy controls
visual_controls = [] # empty list for visual controls
self.parameters = {} # empty dict for astrophyscal pars
age_slider = Slider(title="Log Age [Gyr]", value=9.0, start=5.5, end=10.1, step=0.05)
age_slider.on_change('value', self.on_age_change)
controls.append(age_slider)
self.parameters['age'] = age_slider.value
aperture_size_slider = Slider(title="Aperture [m]", value=10, start=2,end=20, step=1)
aperture_size_slider.on_change('value', self.on_aperture_size_change)
controls.append(aperture_size_slider)
self.parameters['aperture'] = aperture_size_slider.value
exposure_time_slider = Slider(title="Exposure Time [hr]", value=0.1, start=1.0,end=10.0, step=0.1)
exposure_time_slider.on_change('value', self.on_exposure_time_change)
controls.append(exposure_time_slider)
distance_slider = Slider(title="Distance [kpc]", value=100. , start=10.0,end=1000.0, step=100.)
distance_slider.on_change('value', self.on_distance_change)
controls.append(distance_slider)
axes_select = Select(title='Variables', options=list(self.model.axes.keys()))
axes_select.on_change('value', self.on_axes_change)
controls.append(axes_select)
self.field_select = Select(title='Field', options=list(self.model.fields.keys()))
self.field_select.on_change('value', self.on_field_change)
#controls.append(self.field_select) - chooses wich field to weight by in aggregation, temporarily omitted for devel
self.aggregate_select = Select(title='Aggregate', options=list(self.model.aggregate_functions.keys()))
self.aggregate_select.on_change('value', self.on_aggregate_change)
controls.append(self.aggregate_select)
spread_size_slider = Slider(title="Spread Size (px)", value=1, start=0,end=5, step=1)
spread_size_slider.on_change('value', self.on_spread_size_change)
visual_controls.append(spread_size_slider)
image_opacity_slider = Slider(title="Opacity", value=100, start=0,end=100, step=1)
image_opacity_slider.on_change('value', self.on_image_opacity_slider_change)
visual_controls.append(image_opacity_slider)
transfer_select = Select(title='Transfer Function', options=list(self.model.transfer_functions.keys()))
transfer_select.on_change('value', self.on_transfer_function_change)
visual_controls.append(transfer_select)
color_ramp_select = Select(title='Colormap', name='Color Ramp', options=list(self.model.color_ramps.keys()))
color_ramp_select.on_change('value', self.on_color_ramp_change)
visual_controls.append(color_ramp_select)
astro_tab = Panel(child=Column(children=controls), title='Stars')
visual_tab = Panel(child=Column(children=visual_controls), title='Visuals', width=450)
self.controls = Tabs(tabs=[astro_tab, visual_tab], width=350)
self.map_area = Column(width=900, height=600,children=[self.fig])
self.layout = Row(width=1300, height=600,children=[self.controls, self.fig])
self.model.fig = self.fig # identify the fig defined here as the one that will be passed to AppView
from bokeh.plotting import figure, output_file, show
from bokeh.tile_providers import STAMEN_TONER, STAMEN_TONER_LABELS
title = 'Dynamic Map: National Land Cover Dataset'
p = figure(tools='wheel_zoom,pan', title=title)
p.x_range = Range1d(start=-15473429, end=2108550, bounds=None)
p.y_range = Range1d(start=-6315661, end=7264686, bounds=None)
p.background_fill_color = "black"
p.axis.visible = False
# National Land Cover Dataset (http://www.mrlc.gov/nlcd2011.php)
service_url = (
"http://raster.nationalmap.gov/"
"arcgis/rest/services/LandCover/USGS_EROS_LandCover_NLCD/MapServer/export"
"?bbox={XMIN},{YMIN},{XMAX},{YMAX}"
"&bboxSR=102100"
"&size={HEIGHT}%2C{WIDTH}"
"&imageSR=102100"
"&format=png32"
"&transparent=true"
"&f=image")
image_source = ImageSource(url=service_url)
p.add_tile(STAMEN_TONER)
p.add_dynamic_image(image_source)
p.add_tile(STAMEN_TONER_LABELS, render_parents=False)
output_file('dynamic_map.html')
show(p)
def create_layout(self):
# create figure
self.x_range = Range1d(start=self.model.map_extent[0],
end=self.model.map_extent[2],
bounds=None)
self.y_range = Range1d(start=self.model.map_extent[1],
end=self.model.map_extent[3],
bounds=None)
self.fig = Figure(tools='wheel_zoom,pan',
x_range=self.x_range,
lod_threshold=None,
plot_width=self.model.plot_width,
plot_height=self.model.plot_height,
y_range=self.y_range)
self.fig.min_border_top = 0
self.fig.min_border_bottom = 10
self.fig.min_border_left = 0
self.fig.min_border_right = 0
self.fig.axis.visible = False
self.fig.xgrid.grid_line_color = None
self.fig.ygrid.grid_line_color = None
# add tiled basemap
self.tile_source = WMTSTileSource(url=self.model.basemap)
self.tile_renderer = TileRenderer(tile_source=self.tile_source)
self.fig.renderers.append(self.tile_renderer)
# add datashader layer
self.image_source = ImageSource(
url=self.model.service_url,
extra_url_vars=self.model.shader_url_vars)
self.image_renderer = DynamicImageRenderer(
image_source=self.image_source)
self.fig.renderers.append(self.image_renderer)
# add label layer
self.label_source = WMTSTileSource(url=self.model.labels_url)
self.label_renderer = TileRenderer(tile_source=self.label_source)
self.fig.renderers.append(self.label_renderer)
# Add a hover tool
hover_layer = HoverLayer()
hover_layer.field_name = self.model.field_title
hover_layer.is_categorical = self.model.field in self.model.categorical_fields
self.fig.renderers.append(hover_layer.renderer)
self.fig.add_tools(hover_layer.tool)
self.model.hover_layer = hover_layer
self.model.legend_side_vbox = VBox()
self.model.legend_bottom_vbox = VBox()
# add ui components
controls = []
axes_select = Select.create(name='Axes', options=self.model.axes)
axes_select.on_change('value', self.on_axes_change)
controls.append(axes_select)
self.field_select = Select.create(name='Field',
options=self.model.fields)
self.field_select.on_change('value', self.on_field_change)
controls.append(self.field_select)
self.aggregate_select = Select.create(
name='Aggregate', options=self.model.aggregate_functions)
self.aggregate_select.on_change('value', self.on_aggregate_change)
controls.append(self.aggregate_select)
transfer_select = Select.create(name='Transfer Function',
options=self.model.transfer_functions)
transfer_select.on_change('value', self.on_transfer_function_change)
controls.append(transfer_select)
color_ramp_select = Select.create(name='Color Ramp',
options=self.model.color_ramps)
color_ramp_select.on_change('value', self.on_color_ramp_change)
controls.append(color_ramp_select)
spread_size_slider = Slider(title="Spread Size (px)",
value=0,
start=0,
end=10,
step=1)
spread_size_slider.on_change('value', self.on_spread_size_change)
controls.append(spread_size_slider)
hover_size_slider = Slider(title="Hover Size (px)",
value=8,
start=4,
end=30,
step=1)
hover_size_slider.on_change('value', self.on_hover_size_change)
controls.append(hover_size_slider)
controls.append(self.model.legend_side_vbox)
# add map components
basemap_select = Select.create(name='Basemap',
value='Imagery',
options=self.model.basemaps)
basemap_select.on_change('value', self.on_basemap_change)
image_opacity_slider = Slider(title="Opacity",
value=100,
start=0,
end=100,
step=1)
image_opacity_slider.on_change('value',
self.on_image_opacity_slider_change)
basemap_opacity_slider = Slider(title="Basemap Opacity",
value=100,
start=0,
end=100,
step=1)
basemap_opacity_slider.on_change('value',
self.on_basemap_opacity_slider_change)
show_labels_chk = CheckboxGroup(labels=["Show Labels"], active=[0])
show_labels_chk.on_click(self.on_labels_change)
map_controls = [
basemap_select, basemap_opacity_slider, image_opacity_slider,
show_labels_chk
]
self.controls = VBox(width=200, height=600, children=controls)
self.map_controls = HBox(width=self.fig.plot_width,
children=map_controls)
self.map_area = VBox(width=self.fig.plot_width,
children=[
self.map_controls, self.fig,
self.model.legend_bottom_vbox
])
self.layout = HBox(width=1366, children=[self.controls, self.map_area])
def update_image(self):
self.image_renderer.image_source = ImageSource(
url=self.model.service_url,
extra_url_vars=self.model.shader_url_vars)
def create_layout(self):
# create figure
self.x_range = Range1d(start=self.model.map_extent[0],
end=self.model.map_extent[2],
bounds=None)
self.y_range = Range1d(start=self.model.map_extent[1],
end=self.model.map_extent[3],
bounds=None)
self.fig = Figure(tools='wheel_zoom,pan',
x_range=self.x_range,
y_range=self.y_range)
self.fig.plot_height = 560
self.fig.plot_width = 800
self.fig.axis.visible = False
# add tiled basemap
self.tile_source = WMTSTileSource(url=self.model.basemap)
self.tile_renderer = TileRenderer(tile_source=self.tile_source)
self.fig.renderers.append(self.tile_renderer)
# add datashader layer
self.image_source = ImageSource(
url=self.model.service_url,
extra_url_vars=self.model.shader_url_vars)
self.image_renderer = DynamicImageRenderer(
image_source=self.image_source)
self.fig.renderers.append(self.image_renderer)
# add label layer
self.label_source = WMTSTileSource(url=self.model.labels_url)
self.label_renderer = TileRenderer(tile_source=self.label_source)
self.fig.renderers.append(self.label_renderer)
# add ui components
axes_select = Select.create(name='Axes', options=self.model.axes)
axes_select.on_change('value', self.on_axes_change)
field_select = Select.create(name='Field', options=self.model.fields)
field_select.on_change('value', self.on_field_change)
aggregate_select = Select.create(
name='Aggregate', options=self.model.aggregate_functions)
aggregate_select.on_change('value', self.on_aggregate_change)
transfer_select = Select.create(name='Transfer Function',
options=self.model.transfer_functions)
transfer_select.on_change('value', self.on_transfer_function_change)
basemap_select = Select.create(name='Basemap',
value='Toner',
options=self.model.basemaps)
basemap_select.on_change('value', self.on_basemap_change)
image_opacity_slider = Slider(title="Opacity",
value=100,
start=0,
end=100,
step=1)
image_opacity_slider.on_change('value',
self.on_image_opacity_slider_change)
basemap_opacity_slider = Slider(title="Basemap Opacity",
value=100,
start=0,
end=100,
step=1)
basemap_opacity_slider.on_change('value',
self.on_basemap_opacity_slider_change)
show_labels_chk = CheckboxGroup(labels=["Show Labels"], active=[0])
show_labels_chk.on_click(self.on_labels_change)
controls = [
axes_select, field_select, aggregate_select, transfer_select
]
map_controls = [
basemap_select, basemap_opacity_slider, image_opacity_slider,
show_labels_chk
]
self.controls = VBox(width=200, height=600, children=controls)
self.map_controls = HBox(width=self.fig.plot_width,
children=map_controls)
self.map_area = VBox(width=self.fig.plot_width,
children=[self.map_controls, self.fig])
self.layout = HBox(width=1024, children=[self.controls, self.map_area])
