def _create_plot_component():
# Create some RGBA image data
image = zeros((200, 400, 4), dtype=uint8)
image[:, 0:40, 0] += 255 # Vertical red stripe
image[0:25, :, 1] += 255 # Horizontal green stripe; also yellow square
image[-80:, -160:, 2] += 255 # Blue square
image[:, :, 3] = 255
# Create a plot data obect and give it this data
pd = ArrayPlotData()
pd.set_data("imagedata", image)
# Create the plot
plot = Plot(pd, default_origin="top left")
plot.x_axis.orientation = "top"
img_plot = plot.img_plot("imagedata")[0]
# Tweak some of the plot properties
plot.bgcolor = "white"
# Attach some tools to the plot
plot.tools.append(PanTool(plot, constrain_key="shift"))
plot.overlays.append(
ZoomTool(component=plot, tool_mode="box", always_on=False))
imgtool = ImageInspectorTool(img_plot)
img_plot.tools.append(imgtool)
plot.overlays.append(
ImageInspectorOverlay(component=img_plot, image_inspector=imgtool))
return plot
def add_inspector(self, img_plot):
imgtool = ImageInspectorTool(img_plot)
img_plot.tools.append(imgtool)
overlay = ImageInspectorOverlay(component=img_plot, image_inspector=imgtool,
bgcolor="white", border_visible=True)
img_plot.overlays.append(overlay)
def _create_plot_component():# Create a scalar field to colormap
xbounds = (-2*pi, 2*pi, 600)
ybounds = (-1.5*pi, 1.5*pi, 300)
xs = linspace(*xbounds)
ys = linspace(*ybounds)
x, y = meshgrid(xs,ys)
z = sin(x)*y
# Create a plot data obect and give it this data
pd = ArrayPlotData()
pd.set_data("imagedata", z)
# Create the plot
plot = Plot(pd)
img_plot = plot.img_plot("imagedata",
xbounds = xbounds[:2],
ybounds = ybounds[:2],
colormap=jet)[0]
# Tweak some of the plot properties
plot.title = "My First Image Plot"
plot.padding = 50
# Attach some tools to the plot
plot.tools.append(PanTool(plot))
zoom = ZoomTool(component=plot, tool_mode="box", always_on=False)
plot.overlays.append(zoom)
imgtool = ImageInspectorTool(img_plot)
img_plot.tools.append(imgtool)
overlay = ImageInspectorOverlay(component=img_plot, image_inspector=imgtool,
bgcolor="white", border_visible=True)
img_plot.overlays.append(overlay)
return plot
def create_plot_component(self): # Create a scalar field to colormap
# Create the plot
if self.shape == self.zdata.shape:
self.pd.set_data("imagedata", self.zdata)
return
self.pd = ArrayPlotData()
self.shape = self.zdata.shape
self.pd.set_data("imagedata", self.zdata)
plot = Plot(self.pd)
img_plot = plot.img_plot(
"imagedata",
colormap=jet,
)[0]
# Tweak some of the plot properties
plot.title = self.title
plot.padding = 50
# Attach some tools to the plot
plot.tools.append(PanTool(plot))
zoom = ZoomTool(component=plot, tool_mode="box", always_on=False)
plot.overlays.append(zoom)
csr = CursorTool(img_plot,
drag_button='right',
color='white',
line_width=2.0)
self.cursor = csr
csr.current_position = self.shape[0] / 2, self.shape[
1] / 2 #np.mean(self.xbounds), np.mean(self.ybounds)
img_plot.overlays.append(csr)
imgtool = ImageInspectorTool(img_plot)
img_plot.tools.append(imgtool)
overlay = ImageInspectorOverlay(component=img_plot,
image_inspector=imgtool,
bgcolor="white",
border_visible=True)
img_plot.overlays.append(overlay)
self.plot = plot
def create_plot_component(self):
if not self.data.size:
return
self.pd = ArrayPlotData()
self.shape = self.data.shape
self.pd.set_data("imagedata", self.data)
self.pd.set_data("left_line", self.data[:, self.shape[0]//2])
self.pd.set_data("top_line", self.data[self.shape[1]//2,:])
plot = Plot(self.pd)
cmap = default_colormaps.color_map_name_dict[self.colormap]
if self.rev_cmap:
cmap = default_colormaps.reverse(cmap)
drange = DataRange1D(ImageData(data=self.data, value_depth=1))
self.ccmap = cmap_constant_range(cmap, drange)(drange)
#from copy import copy
self.img_plot = plot.img_plot("imagedata",
colormap=cmap,
#xbounds=self.xbounds,
#ybounds=self.ybounds,
)[0]
self.cmap = self.img_plot.value_mapper
if not self.autoscale:
self.img_plot.value_mapper = self.ccmap
# Tweak some of the plot properties
plot.title = self.title
plot.padding = 10
# Attach some tools to the plot
plot.tools.append(PanTool(plot))
zoom = ZoomTool(component=plot, tool_mode="box", always_on=False)
plot.overlays.append(zoom)
csr = CursorTool(self.img_plot,
drag_button='right',
color='white',
line_width=2.0
)
self.cursor = csr
csr.current_index = self.shape[0]//2, self.shape[1]//2
self.img_plot.overlays.append(csr)
imgtool = ImageInspectorTool(self.img_plot)
self.img_plot.tools.append(imgtool)
overlay = ImageInspectorOverlay(component=self.img_plot, image_inspector=imgtool,
bgcolor="white", border_visible=True)
self.img_plot.overlays.append(overlay)
self.plot = plot
self.cross_plot = Plot(self.pd,resizable='h')
self.cross_plot.height = 40
self.cross_plot.padding = 15
self.cross_plot.plot("top_line",
line_style="dot")
self.cross_plot.index_range = self.img_plot.index_range.x_range
self.cross_plot2 = Plot(self.pd, width=40, orientation="v",
padding=15, padding_bottom=10, resizable='v')
self.cross_plot2.plot("left_line",
line_style="dot")
self.cross_plot2.index_range = self.img_plot.index_range.y_range
# Create a container and add components
#self.container = HPlotContainer(padding=10, fill_padding=False,
# bgcolor="none", use_backbuffer=False)
#inner_cont = VPlotContainer(padding=0, use_backbuffer=True, bgcolor="none")
#inner_cont.add(self.plot)
#inner_cont.add(self.cross_plot)
self.container = GridPlotContainer(padding=20, fill_padding=False,
bgcolor="none", use_backbuffer=True,
shape=(2, 2), spacing=(12, 20))
#self.container.add(self.colorbar)
self.container.add(self.plot)
self.container.add(self.cross_plot2)
self.container.add(self.cross_plot)
def create_plot_component(self):# Create a scalar field to colormap
# Create the plot
self.pd = ArrayPlotData()
self.pd.set_data("imagedata", self.fxydata())
plot = Plot(self.pd)
cmap = default_colormaps.color_map_name_dict[self.colormap]
if self.rev_cmap:
cmap = default_colormaps.reverse(cmap)
img_plot = plot.img_plot("imagedata",
xbounds = self.xbounds,
ybounds = self.ybounds,
colormap=cmap,
)[0]
# Tweak some of the plot properties
plot.title = self.title
plot.padding = 50
# Attach some tools to the plot
#plot.tools.append(PanTool(plot))
#zoom = ZoomTool(component=plot, tool_mode="box", always_on=False)
#plot.overlays.append(zoom)
csr = CursorTool(img_plot,
drag_button='left',
color='white',
line_width=2.0
)
self.cursor = csr
csr.current_position = np.mean(self.xbounds), np.mean(self.ybounds)
img_plot.overlays.append(csr)
imgtool = ImageInspectorTool(img_plot)
img_plot.tools.append(imgtool)
overlay = ImageInspectorOverlay(component=img_plot, image_inspector=imgtool,
bgcolor="white", border_visible=True,)
#img_plot.overlays.append(overlay)
colorbar = ColorBar(index_mapper=LinearMapper(range=plot.color_mapper.range),
color_mapper=plot.color_mapper,
orientation='v',
resizable='v',
width=30,
padding=20)
colorbar.plot = plot
colorbar.padding_top = plot.padding_top + 10
colorbar.padding_bottom = plot.padding_bottom
# Add pan and zoom tools to the colorbar
colorbar.tools.append(PanTool(colorbar, constrain_direction="y", constrain=True))
zoom_overlay = ZoomTool(colorbar, axis="index", tool_mode="range",
always_on=True, drag_button="right")
colorbar.overlays.append(zoom_overlay)
# Create a container to position the plot and the colorbar side-by-side
container = HPlotContainer(plot, colorbar, use_backbuffer=True, bgcolor="transparent",)
container.overlays.append(overlay)
#self.plot = plot
self.plot = container