Esempio n. 1
0
def altitude_profile(data):
    plot = Plot(title="%s - Altitude Profile" % title,
                plot_width=800,
                plot_height=400)

    xaxis = LinearAxis(axis_label="Distance (km)")
    plot.add_layout(xaxis, 'below')

    yaxis = LinearAxis(axis_label="Altitude (m)")
    plot.add_layout(yaxis, 'left')

    xgrid = Grid(plot=plot, dimension=0, ticker=xaxis.ticker)
    ygrid = Grid(plot=plot, dimension=1, ticker=yaxis.ticker)
    plot.renderers.extend([xgrid, ygrid])

    plot.add_tools(PanTool(), WheelZoomTool(), ResetTool(), BoxSelectTool())

    X, Y = data.dist, data.alt
    y0 = min(Y)

    patches_source = ColumnDataSource(
        dict(xs=[[X[i], X[i + 1], X[i + 1], X[i]] for i in range(len(X[:-1]))],
             ys=[[y0, y0, Y[i + 1], Y[i]] for i in range(len(Y[:-1]))],
             color=data.colors[:-1]))

    patches = Patches(xs="xs", ys="ys", fill_color="color", line_color="color")
    plot.add_glyph(patches_source, patches)

    line_source = ColumnDataSource(dict(
        x=data.dist,
        y=data.alt,
    ))

    line = Line(x='x', y='y', line_color="black", line_width=1)
    plot.add_glyph(line_source, line)

    plot.x_range = DataRange1d(sources=[line_source.columns("x")])
    plot.y_range = DataRange1d(sources=[line_source.columns("y")])

    return plot
Esempio n. 2
0
File: trail.py Progetto: Afey/bokeh
def altitude_profile(data):
    plot = Plot(title="%s - Altitude Profile" % title, plot_width=800, plot_height=400)

    xaxis = LinearAxis(axis_label="Distance (km)")
    plot.add_layout(xaxis, 'below')

    yaxis = LinearAxis(axis_label="Altitude (m)")
    plot.add_layout(yaxis, 'left')

    xgrid = Grid(plot=plot, dimension=0, ticker=xaxis.ticker)
    ygrid = Grid(plot=plot, dimension=1, ticker=yaxis.ticker)
    plot.renderers.extend([xgrid, ygrid])

    plot.add_tools(PanTool(), WheelZoomTool(), ResetTool(), BoxSelectTool())

    X, Y = data.dist, data.alt
    y0 = min(Y)

    patches_source = ColumnDataSource(dict(
        xs = [ [X[i], X[i+1], X[i+1], X[i]] for i in range(len(X[:-1])) ],
        ys = [ [y0,   y0,     Y[i+1], Y[i]] for i in range(len(Y[:-1])) ],
        color = data.colors[:-1]
    ))

    patches = Patches(xs="xs", ys="ys", fill_color="color", line_color="color")
    plot.add_glyph(patches_source, patches)

    line_source = ColumnDataSource(dict(
        x = data.dist,
        y = data.alt,
    ))

    line = Line(x='x', y='y', line_color="black", line_width=1)
    plot.add_glyph(line_source, line)

    plot.x_range = DataRange1d(sources=[line_source.columns("x")])
    plot.y_range = DataRange1d(sources=[line_source.columns("y")])

    return plot