示例#1
0
def main():
    # Create some x-y data series to plot
    x = linspace(-2.0, 10.0, 100)
    pd = ArrayPlotData(index=x)
    for i in range(5):
        pd.set_data("y" + str(i), jn(i, x))

    # Create some line plots of some of the data
    plot = Plot(
        pd,
        bgcolor="none",
        padding=30,
        border_visible=True,
        overlay_border=True,
        use_backbuffer=False)
    plot.legend.visible = True
    plot.plot(("index", "y0", "y1", "y2"), name="j_n, n<3", color="auto")
    plot.plot(("index", "y3"), name="j_3", color="auto")
    plot.tools.append(PanTool(plot))
    zoom = ZoomTool(component=plot, tool_mode="box", always_on=False)
    plot.overlays.append(zoom)

    # Create the mlab test mesh and get references to various parts of the
    # VTK pipeline
    f = mlab.figure(size=(600, 500))
    m = mlab.test_mesh()
    scene = mlab.gcf().scene
    render_window = scene.render_window
    renderer = scene.renderer
    rwi = scene.interactor

    plot.resizable = ""
    plot.bounds = [200, 200]
    plot.padding = 25
    plot.bgcolor = "lightgray"
    plot.outer_position = [30, 30]
    plot.tools.append(MoveTool(component=plot, drag_button="right"))

    container = OverlayPlotContainer(bgcolor="transparent", fit_window=True)
    container.add(plot)

    # Create the Enable Window
    window = EnableVTKWindow(
        rwi,
        renderer,
        component=container,
        #istyle_class = tvtk.InteractorStyleSwitch,
        #istyle_class = tvtk.InteractorStyle,
        istyle_class=tvtk.InteractorStyleTrackballCamera,
        bgcolor="transparent",
        event_passthrough=True, )

    mlab.show()
    return window, render_window
示例#2
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文件: vtk_example.py 项目: 5n1p/chaco
def main():
    # Create some x-y data series to plot
    x = linspace(-2.0, 10.0, 100)
    pd = ArrayPlotData(index = x)
    for i in range(5):
        pd.set_data("y" + str(i), jn(i,x))

    # Create some line plots of some of the data
    plot = Plot(pd, bgcolor="none", padding=30, border_visible=True,
                 overlay_border=True, use_backbuffer=False)
    plot.legend.visible = True
    plot.plot(("index", "y0", "y1", "y2"), name="j_n, n<3", color="auto")
    plot.plot(("index", "y3"), name="j_3", color="auto")
    plot.tools.append(PanTool(plot))
    zoom = ZoomTool(component=plot, tool_mode="box", always_on=False)
    plot.overlays.append(zoom)

    # Create the mlab test mesh and get references to various parts of the
    # VTK pipeline
    f = mlab.figure(size=(600,500))
    m = mlab.test_mesh()
    scene = mlab.gcf().scene
    render_window = scene.render_window
    renderer = scene.renderer
    rwi = scene.interactor

    plot.resizable = ""
    plot.bounds = [200,200]
    plot.padding = 25
    plot.bgcolor = "lightgray"
    plot.outer_position = [30,30]
    plot.tools.append(MoveTool(component=plot,drag_button="right"))

    container = OverlayPlotContainer(bgcolor = "transparent",
                    fit_window = True)
    container.add(plot)

    # Create the Enable Window
    window = EnableVTKWindow(rwi, renderer,
            component=container,
            #istyle_class = tvtk.InteractorStyleSwitch,
            #istyle_class = tvtk.InteractorStyle,
            istyle_class = tvtk.InteractorStyleTrackballCamera,
            bgcolor = "transparent",
            event_passthrough = True,
            )

    mlab.show()
    return window, render_window
示例#3
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    def __init__(self, **kw):
        super(MLabChacoPlot, self).__init__(**kw)
        
        self.prices = get_data()
        x = self.prices['Date']
        pd = ArrayPlotData(index = x)
        pd.set_data("y", self.prices["Crude Supply"])

        # Create some line plots of some of the data
        plot = Plot(pd, bgcolor="none", padding=30, border_visible=True, 
                     overlay_border=True, use_backbuffer=False)
        #plot.legend.visible = True
        plot.plot(("index", "y"), name="Crude Price", color=(.3, .3, .8, .8))
        #plot.tools.append(PanTool(plot))

        plot.tools.append(PanTool(plot, constrain=True, drag_button="right",
                                  constrain_direction="x"))

        range_plt = plot.plots['Crude Price'][0]

        range_selection = RangeSelection(range_plt, left_button_selects=True)
        range_selection.on_trait_change(self.update_interval, 'selection')
        range_plt.tools.append(range_selection)
        range_plt.overlays.append(RangeSelectionOverlay(range_plt))


        zoom = ZoomTool(component=plot, tool_mode="range", always_on=False,
                        axis="index", max_zoom_out_factor=1.0,)
        plot.overlays.append(zoom)

        # Set the plot's bottom axis to use the Scales ticking system
        scale_sys = CalendarScaleSystem(fill_ratio=0.4,
                                        default_numlabels=5,
                                        default_numticks=10,)
        tick_gen = ScalesTickGenerator(scale=scale_sys)

        bottom_axis = ScalesPlotAxis(plot, orientation="bottom",
                                     tick_generator=tick_gen,
                                     label_color="white",
                                     line_color="white")

        # Hack to remove default axis - FIXME: how do I *replace* an axis?
        del(plot.underlays[-2])

        plot.overlays.append(bottom_axis)

        # Create the mlab test mesh and get references to various parts of the
        # VTK pipeline
        f = mlab.figure(size=(700,500))
        self.m = mlab.points3d(self.prices['Gasoline Supply'], self.prices['Jet Fuel Supply'], self.prices['Distillate Supply'], self.prices['Crude Supply'])
        
        # Add another glyph module to render the full set of points
        g2 = Glyph()
        g2.glyph.glyph_source.glyph_source.glyph_type = "circle"
        g2.glyph.glyph_source.glyph_source.filled = True
        g2.actor.property.opacity = 0.75
        self.m.module_manager.source.add_module(g2)
        
        # Set a bunch of properties on the scene to make things look right
        self.m.module_manager.scalar_lut_manager.lut_mode = 'PuBuGn'
        self.m.glyph.mask_points.random_mode = False
        self.m.glyph.mask_points.on_ratio = 1
        self.m.scene.isometric_view()
        self.m.scene.background = (.9, 0.95, 1.0)
        
        scene = mlab.gcf().scene
        render_window = scene.render_window
        renderer = scene.renderer
        rwi = scene.interactor

        plot.resizable = ""
        plot.bounds = [600,120]
        plot.padding = 25
        plot.bgcolor = "white"
        plot.outer_position = [30,30]
        plot.tools.append(MoveTool(component=plot,drag_button="right"))

        container = OverlayPlotContainer(bgcolor = "transparent",
                        fit_window = True)
        container.add(plot)

        # Create the Enable Window
        window = EnableVTKWindow(rwi, renderer, 
                component=container,
                istyle_class = tvtk.InteractorStyleTrackballCamera, 
                bgcolor = "transparent",
                event_passthrough = True,
                )

        mlab.show()