# Mayor Library imports from numpy import linspace, meshgrid, sin # Enthought library imports from chaco.shell import show, title, plot, pcolor, colormap, curplot from chaco.default_colormaps import jet # Crate some scalar data xs = linspace(0,10,200) ys = linspace(0,20,400) x,y = meshgrid(xs,ys) z = sin(x)*y # Create a pseudo-color-map pcolor(x,y,z) #change the color mapping colormap(jet) # Add some titles title("pseudo colormap image plot") # Add a custom tool - in this case, an ImageInspector from chaco.tools.api import ImageInspectorTool, ImageInspectorOverlay img_plot = curplot().plots.values()[0][0] tool = ImageInspectorTool(img_plot) img_plot.tools.append(tool) overlay = ImageInspectorOverlay(img_plot, image_inspector=tool, bgcolor="white", border_visible=True) img_plot.overlays.append(overlay)
with some basic interactivity without using the object-oriented core of Chaco. """ # Major library imports from numpy import linspace, meshgrid, sin # Enthought library imports from chaco.shell import show, title, pcolor, colormap from chaco.default_colormaps import jet # Crate some scalar data xs = linspace(0, 10, 200) ys = linspace(0, 20, 400) x, y = meshgrid(xs, ys) z = sin(x) * y # Create a pseudo-color-map pcolor(x, y, z) #change the color mapping colormap(jet) # Add some titles title("pseudo colormap image plot") # If running this from the command line and outside of a wxPython # application or process, the show() command is necessary to keep # the plot from disappearing instantly. If a wxPython mainloop # is already running, then this command is not necessary. show()
# Major library imports from numpy import linspace, meshgrid, sin # Enthought library imports from chaco.shell import show, title, pcolor, colormap, curplot from chaco.default_colormaps import jet # Crate some scalar data xs = linspace(0, 10, 200) ys = linspace(0, 20, 400) x, y = meshgrid(xs, ys) z = sin(x) * y # Create a pseudo-color-map pcolor(x, y, z, name='sin_x_times_y') # Change the color mapping colormap(jet) # Add some titles title("pseudo colormap image plot") # From the current plot object, grab the first plot img_plot = curplot().plots['sin_x_times_y'][0] # Add a custom tool - in this case, an ImageInspector from chaco.tools.api import ImageInspectorTool, ImageInspectorOverlay tool = ImageInspectorTool(img_plot) img_plot.tools.append(tool)
# Major library imports from numpy import linspace, meshgrid, sin # Enthought library imports from chaco.shell import show, title, pcolor, colormap, curplot from chaco.default_colormaps import jet # Crate some scalar data xs = linspace(0,10,200) ys = linspace(0,20,400) x,y = meshgrid(xs,ys) z = sin(x)*y # Create a pseudo-color-map pcolor(x, y, z, name='sin_x_times_y') # Change the color mapping colormap(jet) # Add some titles title("pseudo colormap image plot") # From the current plot object, grab the first plot img_plot = curplot().plots['sin_x_times_y'][0] # Add a custom tool - in this case, an ImageInspector from chaco.tools.api import ImageInspectorTool, ImageInspectorOverlay tool = ImageInspectorTool(img_plot)