Esempio n. 1
0
 def setMarkerObject(self, markerobject):
     self.markerobj = markerobject
     tmpobj = vcs.createmarker(source=self.markerobj)
     tmpobj.x = [.5, .5]
     tmpobj.y = [.5, .5]
     self.clear()
     self.plot(tmpobj)
def test_preview():
    prev = MarkerPreview.MarkerPreviewWidget()
    marker = vcs.createmarker("test")
    prev.setMarkerObject(marker)
    assert prev.markerobj == marker

    marker.type = "cross"
    prev.update()

    assert prev.markerobj.type == ["cross"]
Esempio n. 3
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    def testVCSreset1only(self):
        for gtype in vcs.listelements():
            b0 = vcs.listelements(gtype)
            if gtype == 'colormap':
                b = vcs.createcolormap()
                xtra = vcs.createisofill()
                untouched = vcs.listelements("isofill")
            elif gtype == "template":
                b = vcs.createtemplate()
            elif gtype == "textcombined":
                b = vcs.createtextcombined()
            elif gtype == "textorientation":
                b = vcs.createtextorientation()
            elif gtype == "texttable":
                b = vcs.createtexttable()
            elif gtype == "fillarea":
                b = vcs.createfillarea()
            elif gtype == "projection":
                b = vcs.createprojection()
            elif gtype == "marker":
                b = vcs.createmarker()
            elif gtype == "line":
                b = vcs.createline()
            elif gtype in ["display", "font", "fontNumber", "list", "format"]:
                vcs.manageElements.reset()
                continue
            else:
                b = vcs.creategraphicsmethod(gtype)
            if gtype != "colormap":
                xtra = vcs.createcolormap()
                untouched = vcs.listelements("colormap")
            b1 = vcs.listelements(gtype)
            self.assertNotEqual(b0, b1)
            vcs.manageElements.reset(gtype)
            b2 = vcs.listelements(gtype)
            self.assertEqual(b0, b2)
            if gtype == "colormap":
                self.assertEqual(untouched, vcs.listelements("isofill"))
            else:
                self.assertEqual(untouched, vcs.listelements("colormap"))
            vcs.manageElements.reset()
            if gtype == "colormap":
                self.assertNotEqual(untouched, vcs.listelements("isofill"))
            else:
                self.assertNotEqual(untouched, vcs.listelements("colormap"))

        # case for 1d weirdness
        sc = vcs.createscatter()
        vcs.manageElements.reset()
Esempio n. 4
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src=sys.argv[1]
if os.path.exists("test_vcs_dump_json.json"):
    os.remove("test_vcs_dump_json.json")

b = vcs.createboxfill("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createisofill("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createisoline("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createmeshfill("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createoneD("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createfillarea("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createtext("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createline("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createmarker("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createtemplate("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")
b = vcs.createprojection("Charles.Doutriaux")
b.script("test_vcs_dump_json","a")

assert(filecmp.cmp("test_vcs_dump_json.json",src))


Esempio n. 5
0
    def plot(self, var, theta=None, template=None, bg=0, x=None):
        """
        Plots a polar plot of your data.

        If var is an ndarray with the second dimension being 2, it will use the first value
        as magnitude and the second as theta.

        Otherwise, if theta is provided, it uses var as magnitude and the theta given.
        """
        if x is None:
            if self.x is None:
                self.x = vcs.init()
            x = self.x
        if template is None:
            template = self.template

        if self.markercolorsource.lower() not in ("group", "magnitude",
                                                  "theta"):
            raise ValueError(
                "polar.markercolorsource must be one of: 'group', 'magnitude', 'theta'"
            )

        magnitudes, thetas, names = convert_arrays(var, theta)
        if not self.negative_magnitude:  # negative amplitude means 180 degree shift
            neg = numpy.ma.less(magnitudes, 0.0)
            magnitudes = numpy.ma.abs(magnitudes)
            thetas = numpy.ma.where(neg, theta + numpy.pi, theta)
        if self.group_names:
            names = self.group_names
            while len(names) < len(magnitudes):
                names.append(None)

        flat_magnitude = numpy.ravel(magnitudes)

        canvas = x
        # Determine aspect ratio for plotting the circle
        canvas_info = canvas.canvasinfo()
        # Calculate aspect ratio of window
        window_aspect = canvas_info["width"] / float(canvas_info["height"])
        if window_aspect > 1:
            ymul = window_aspect
            xmul = 1
        else:
            ymul = 1
            xmul = window_aspect
        # Use window_aspect to adjust size of template.data
        x0, x1 = template.data.x1, template.data.x2
        y0, y1 = template.data.y1, template.data.y2

        xdiff = abs(x1 - x0)
        ydiff = abs(y1 - y0)

        center = x0 + xdiff / 2., y0 + ydiff / 2.
        diameter = min(xdiff, ydiff)
        radius = diameter / 2.
        plot_kwargs = {"render": False, "bg": bg, "donotstoredisplay": True}
        # Outer line
        if template.box1.priority > 0:
            outer = vcs.createline(source=template.box1.line)
            x, y = circle_points(center, radius, ratio=window_aspect)
            outer.x = x
            outer.y = y
            canvas.plot(outer, **plot_kwargs)
            del vcs.elements["line"][outer.name]

        if numpy.allclose((self.datawc_y1, self.datawc_y2), 1e20):
            if self.magnitude_ticks == "*":
                m_scale = vcs.mkscale(*vcs.minmax(flat_magnitude))
            else:
                if isinstance(self.magnitude_ticks, str):
                    ticks = vcs.elements["list"][self.magnitude_ticks]
                else:
                    ticks = self.magnitude_ticks
                m_scale = ticks
        else:
            m_scale = vcs.mkscale(self.datawc_y1, self.datawc_y2)

        if template.ytic1.priority > 0:
            m_ticks = vcs.createline(source=template.ytic1.line)
            m_ticks.x = []
            m_ticks.y = []

            if template.ylabel1.priority > 0:
                to = self.text_orientation_for_angle(
                    self.magnitude_tick_angle + self.theta_offset,
                    source=template.ylabel1.textorientation)
                m_labels = self.create_text(template.ylabel1.texttable, to)
                m_labels.x = []
                m_labels.y = []
                m_labels.string = []
                if self.yticlabels1 == "*":
                    mag_labels = vcs.mklabels(m_scale)
                else:
                    mag_labels = self.yticlabels1
            else:
                m_labels = None

            for lev in m_scale:
                lev_radius = radius * self.magnitude_from_value(lev, m_scale)
                x, y = circle_points(center, lev_radius, ratio=window_aspect)
                if m_labels is not None:
                    if lev in mag_labels:
                        m_labels.string.append(mag_labels[lev])
                        m_labels.x.append(xmul * lev_radius *
                                          numpy.cos(self.magnitude_tick_angle +
                                                    self.theta_offset) +
                                          center[0])
                        m_labels.y.append(ymul * lev_radius *
                                          numpy.sin(self.magnitude_tick_angle +
                                                    self.theta_offset) +
                                          center[1])
                m_ticks.x.append(x)
                m_ticks.y.append(y)
            canvas.plot(m_ticks, **plot_kwargs)
            del vcs.elements["line"][m_ticks.name]
            if m_labels is not None:
                canvas.plot(m_labels, **plot_kwargs)
                del vcs.elements["textcombined"][m_labels.name]

        if template.ymintic1.priority > 0 and self.magnitude_mintics is not None:
            mag_mintics = vcs.createline(source=template.ymintic1.line)
            mag_mintics.x = []
            mag_mintics.y = []

            mintics = self.magnitude_mintics
            if isinstance(mintics, str):
                mintics = vcs.elements["list"][mintics]

            for mag in mintics:
                mintic_radius = radius * \
                    self.magnitude_from_value(mag, m_scale)
                x, y = circle_points(center,
                                     mintic_radius,
                                     ratio=window_aspect)
                mag_mintics.x.append(x)
                mag_mintics.y.append(y)
            canvas.plot(mag_mintics, **plot_kwargs)
            del vcs.elements["line"][mag_mintics.name]

        if self.xticlabels1 == "*":
            if numpy.allclose((self.datawc_x1, self.datawc_x2), 1e20):
                tick_thetas = list(numpy.arange(0, numpy.pi * 2, numpy.pi / 4))
                tick_labels = {t: str(t) for t in tick_thetas}
            else:
                d_theta = (self.datawc_x2 - self.datawc_x1) / \
                    float(self.theta_tick_count)
                tick_thetas = numpy.arange(self.datawc_x1,
                                           self.datawc_x2 + .0001, d_theta)
                tick_labels = vcs.mklabels(tick_thetas)
        else:
            tick_thetas = sorted(list(self.xticlabels1.keys()))
            tick_labels = self.xticlabels1

        if template.xtic1.priority > 0:
            t_ticks = vcs.createline(source=template.xtic1.line)
            t_ticks.x = []
            t_ticks.y = []

            if template.xlabel1.priority > 0:
                t_labels = []
                theta_labels = tick_labels
            else:
                t_labels = None

            for t in tick_thetas:
                angle = self.theta_from_value(t)
                x0 = center[0] + (xmul * radius * numpy.cos(angle))
                x1 = center[0]
                y0 = center[1] + (ymul * radius * numpy.sin(angle))
                y1 = center[1]
                if t_labels is not None:
                    label = self.create_text(
                        template.xlabel1.texttable,
                        self.text_orientation_for_angle(
                            angle, source=template.xlabel1.textorientation))
                    label.string = [theta_labels[t]]
                    label.x = [x0]
                    label.y = [y0]
                    t_labels.append(label)
                t_ticks.x.append([x0, x1])
                t_ticks.y.append([y0, y1])
            canvas.plot(t_ticks, **plot_kwargs)
            del vcs.elements["line"][t_ticks.name]
            if t_labels is not None:
                for l in t_labels:
                    canvas.plot(l, **plot_kwargs)
                    del vcs.elements["textcombined"][l.name]

        values = vcs.createmarker()
        values.type = self.markertypes
        values.size = self.markersizes
        values.color = self.markercolors
        values.colormap = self.colormap
        values.priority = self.markerpriority
        values.x = []
        values.y = []

        if template.legend.priority > 0:
            # Only labels that are set will show up in the legend
            label_count = len(names) - len([i for i in names if i is None])
            labels = self.create_text(template.legend.texttable,
                                      template.legend.textorientation)
            labels.x = []
            labels.y = []
            labels.string = []

        if self.linepriority > 0:
            line = vcs.createline()
            line.x = []
            line.y = []
            line.type = self.linetypes
            line.color = self.linecolors if self.linecolors is not None else self.markercolors
            line.width = self.linewidths
            line.priority = self.linepriority

            # This is up here because when it's part of the main loop, we can
            # lose "order" of points when we flatten them.
            for mag, theta in zip(magnitudes, thetas):
                x = []
                y = []

                for m, t in zip(mag, theta):
                    t = self.theta_from_value(t)
                    r = self.magnitude_from_value(m, m_scale) * radius
                    if r == numpy.nan:
                        continue
                    x.append(xmul * numpy.cos(t) * r + center[0])
                    y.append(ymul * numpy.sin(t) * r + center[1])

                if self.connect_groups:
                    line.x.extend(x)
                    line.y.extend(y)
                else:
                    line.x.append(x)
                    line.y.append(y)

        if self.markercolorsource.lower() in ('magnitude', "theta"):
            # Regroup the values using the appropriate metric

            mag_flat = numpy.array(magnitudes).flatten()
            theta_flat = numpy.array(thetas).flatten()

            if self.markercolorsource.lower() == "magnitude":
                scale = m_scale
                vals = mag_flat
            else:
                scale = tick_thetas
                vals = theta_flat

            indices = [
                numpy.where(
                    numpy.logical_and(vals >= scale[i], vals <= scale[i + 1]))
                for i in range(len(scale) - 1)
            ]
            magnitudes = [mag_flat[inds] for inds in indices]
            thetas = [theta_flat[inds] for inds in indices]
            names = vcs.mklabels(scale, output="list")
            names = [
                names[i] + " - " + names[i + 1] for i in range(len(names) - 1)
            ]
            label_count = len(names)

        for mag, theta, name in zip(magnitudes, thetas, names):
            x = []
            y = []
            for m, t in zip(mag, theta):
                t = self.theta_from_value(t)
                r = self.magnitude_from_value(m, m_scale) * radius
                x.append(xmul * numpy.cos(t) * r + center[0])
                y.append(ymul * numpy.sin(t) * r + center[1])

            if template.legend.priority > 0 and name is not None:
                y_offset = len(labels.x) / float(label_count) * \
                    (template.legend.y2 - template.legend.y1)
                lx, ly = template.legend.x1, template.legend.y1 + y_offset
                x.append(lx)
                y.append(ly)
                labels.x.append(lx + .01)
                labels.y.append(ly)
                labels.string.append(str(name))
            values.x.append(x)
            values.y.append(y)

        if template.legend.priority > 0:
            canvas.plot(labels, **plot_kwargs)
            del vcs.elements["textcombined"][labels.name]
        if self.linepriority > 0:
            canvas.plot(line, **plot_kwargs)
            del vcs.elements["line"][line.name]

        for el in self.to_cleanup:
            if vcs.istexttable(el):
                if el.name in vcs.elements["texttable"]:
                    del vcs.elements["texttable"][el.name]
            else:
                if el.name in vcs.elements["textorientation"]:
                    del vcs.elements["textorientation"][el.name]
        self.to_cleanup = []

        # Prune unneeded levels from values
        to_prune = []
        for ind, (x, y) in enumerate(zip(values.x, values.y)):
            if x and y:
                continue
            else:
                to_prune.append(ind)

        for prune_ind in to_prune[::-1]:
            del values.x[prune_ind]
            del values.y[prune_ind]
            if len(values.color) > prune_ind and len(values.color) > 1:
                del values.color[prune_ind]
            if len(values.size) > prune_ind and len(values.size) > 1:
                del values.size[prune_ind]
            if len(values.type) > prune_ind and len(values.type) > 1:
                del values.type[prune_ind]

        canvas.plot(values, bg=bg, donotstoredisplay=True)
        del vcs.elements["marker"][values.name]
        return canvas
Esempio n. 6
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def editor():
    editor = MarkerEditor.MarkerEditorWidget()
    marker = vcs.createmarker()
    editor.setMarkerObject(marker)
    return editor
Esempio n. 7
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    os.remove("test_vcs_dump_json.json")

b = vcs.createboxfill("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createisofill("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createisoline("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createmeshfill("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.create1d("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createfillarea("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createvector("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createtext("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createline("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createmarker("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createtemplate("vcs_instance")
b.script("test_vcs_dump_json", "a")
b = vcs.createprojection("vcs_instance")
b.script("test_vcs_dump_json", "a")

print "Comparing:", os.path.realpath("test_vcs_dump_json.json"), src
assert (filecmp.cmp("test_vcs_dump_json.json", src))
os.remove("test_vcs_dump_json.json")
Esempio n. 8
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# Component time is a more useful format, that has the date/time in human-readable attributes
print "Time:", relative_time.tocomponent()
print "Lat:", lataxis[lat_index]
print "Lon:", lonaxis[lon_index]

# Now we can plot clt at the specified time, and stick a marker at the lat/lon
x = vcs.init()

template = x.createtemplate()
template.scale(.66, "x")
template.blank()
template.data.priority = 1

x.plot(clt(time=time_index), template)

marker = vcs.createmarker()
marker.type = "cross"

# data describes where the actual plot is placed on the canvas
data = template.data

# Viewport represents the area in which markers are drawn
marker.viewport = (data.x1, data.x2, data.y1, data.y2)
# Worldcoordinate represents the scale that x/y are given in
marker.worldcoordinate = (min(lonaxis), max(lonaxis), min(lataxis), max(lataxis))
marker.x = [lonaxis[lon_index]]
marker.y = [lataxis[lat_index]]
marker.size = 10
x.plot(marker)

murica = clt(time=time_index, latitude=(12, 80), longitude=(-150, -40))
Esempio n. 9
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import vcs, os, filecmp
import vcs, numpy, os, sys
src = sys.argv[1]
if os.path.exists("test_vcs_dump_json.json"):
    os.remove("test_vcs_dump_json.json")

b = vcs.createboxfill("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createisofill("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createisoline("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createmeshfill("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createoneD("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createfillarea("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createtext("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createline("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createmarker("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createtemplate("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")
b = vcs.createprojection("Charles.Doutriaux")
b.script("test_vcs_dump_json", "a")

assert (filecmp.cmp("test_vcs_dump_json.json", src))
Esempio n. 10
0
        cdutil.setTimeBoundsMonthly(tas)
        var = cdutil.averager(tas(squeeze=1), axis="xy")
        var = cdutil.ANNUALCYCLE.climatology(var)
        var.id = saved_id
        variables.append(var)

    # Customize the lines used to draw the plots
    line = vcs.createline()
    line.width = 2
    line.color = [
        "red", "blue", "salmon", "medium aquamarine", "orange", "chartreuse"
    ]
    line.type = ["dot", "dash", "dash-dot", "long-dash", "solid", "dash"]

    # Customize the markers drawn
    marker = vcs.createmarker()
    marker.size = 6
    # You can just use the same colors as the lines
    marker.color = line.color
    marker.type = [
        "triangle_up", "plus", "diamond", "circle", "cross", "triangle_down"
    ]

    # Middle of the month (from the time axis)
    months = {
        15.5: "Jan",
        45.0: "Feb",
        74.5: "March",
        105.0: "April",
        135.5: "May",
        166.0: "June",
Esempio n. 11
0
    os.remove("test_vcs_dump_json.json")

b = vcs.createboxfill("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createisofill("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createisoline("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createmeshfill("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.create1d("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createfillarea("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createvector("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createtext("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createline("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createmarker("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createtemplate("vcs_instance")
b.script("test_vcs_dump_json","a")
b = vcs.createprojection("vcs_instance")
b.script("test_vcs_dump_json","a")

assert(filecmp.cmp("test_vcs_dump_json.json", src))


Esempio n. 12
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# Component time is a more useful format, that has the date/time in human-readable attributes
print "Time:", relative_time.tocomponent()
print "Lat:", lataxis[lat_index]
print "Lon:", lonaxis[lon_index]

# Now we can plot clt at the specified time, and stick a marker at the lat/lon
x = vcs.init()

template = x.createtemplate()
template.scale(0.66, "x")
template.blank()
template.data.priority = 1

x.plot(clt(time=time_index), template)

marker = vcs.createmarker()
marker.type = "cross"

# data describes where the actual plot is placed on the canvas
data = template.data

# Viewport represents the area in which markers are drawn
marker.viewport = (data.x1, data.x2, data.y1, data.y2)
# Worldcoordinate represents the scale that x/y are given in
marker.worldcoordinate = (min(lonaxis), max(lonaxis), min(lataxis), max(lataxis))
marker.x = [lonaxis[lon_index]]
marker.y = [lataxis[lat_index]]
marker.size = 10
x.plot(marker)

murica = clt(time=time_index, latitude=(12, 80), longitude=(-150, -40))
Esempio n. 13
0
def editor():
    editor = MarkerEditorWidget()
    marker = vcs.createmarker()
    editor.setMarkerObject(marker)
    return editor
Esempio n. 14
0
    def plot(self, var, theta=None, template=None, bg=0, x=None):
        """
        Plots a polar plot of your data.

        If var is an ndarray with the second dimension being 2, it will use the first value
        as magnitude and the second as theta.

        Otherwise, if theta is provided, it uses var as magnitude and the theta given.
        """
        if x is None:
            if self.x is None:
                self.x = vcs.init()
            x = self.x
        if template is None:
            template = self.template

        if self.markercolorsource.lower() not in ("group", "magnitude", "theta"):
            raise ValueError("polar.markercolorsource must be one of: 'group', 'magnitude', 'theta'")

        magnitudes, thetas, names = convert_arrays(var, theta)
        if self.group_names:
            names = self.group_names
            while len(names) < len(magnitudes):
                names.append(None)

        flat_magnitude = []
        for i in magnitudes:
            flat_magnitude.extend(i)
        flat_theta = []
        for i in thetas:
            flat_theta.extend(i)

        canvas = x
        # Determine aspect ratio for plotting the circle
        canvas_info = canvas.canvasinfo()
        # Calculate aspect ratio of window
        window_aspect = canvas_info["width"] / float(canvas_info["height"])
        if window_aspect > 1:
            ymul = window_aspect
            xmul = 1
        else:
            ymul = 1
            xmul = window_aspect
        # Use window_aspect to adjust size of template.data
        x0, x1 = template.data.x1, template.data.x2
        y0, y1 = template.data.y1, template.data.y2

        xdiff = abs(x1 - x0)
        ydiff = abs(y1 - y0)

        center = x0 + xdiff / 2., y0 + ydiff / 2.
        diameter = min(xdiff, ydiff)
        radius = diameter / 2.
        plot_kwargs = {"render": False, "bg": bg, "donotstoredisplay": True}
        # Outer line
        if template.box1.priority > 0:
            outer = vcs.createline(source=template.box1.line)
            x, y = circle_points(center, radius, ratio=window_aspect)
            outer.x = x
            outer.y = y
            canvas.plot(outer, **plot_kwargs)
            del vcs.elements["line"][outer.name]

        if numpy.allclose((self.datawc_y1, self.datawc_y2), 1e20):
            if self.magnitude_ticks == "*":
                m_scale = vcs.mkscale(*vcs.minmax(flat_magnitude))
            else:
                if isinstance(self.magnitude_ticks, (str, unicode)):
                    ticks = vcs.elements["list"][self.magnitude_ticks]
                else:
                    ticks = self.magnitude_ticks
                m_scale = ticks
        else:
            m_scale = vcs.mkscale(self.datawc_y1, self.datawc_y2)

        if template.ytic1.priority > 0:
            m_ticks = vcs.createline(source=template.ytic1.line)
            m_ticks.x = []
            m_ticks.y = []

            if template.ylabel1.priority > 0:
                to = self.text_orientation_for_angle(self.magnitude_tick_angle,
                                                     source=template.ylabel1.textorientation)
                m_labels = self.create_text(template.ylabel1.texttable, to)
                m_labels.x = []
                m_labels.y = []
                m_labels.string = []
                if self.yticlabels1 == "*":
                    mag_labels = vcs.mklabels(m_scale)
                else:
                    mag_labels = self.yticlabels1
            else:
                m_labels = None

            for lev in m_scale:
                lev_radius = radius * self.magnitude_from_value(lev, (m_scale[0], m_scale[-1]))
                x, y = circle_points(center, lev_radius, ratio=window_aspect)
                if m_labels is not None:
                    if lev in mag_labels:
                        m_labels.string.append(mag_labels[lev])
                        m_labels.x.append(xmul * lev_radius * numpy.cos(self.magnitude_tick_angle) + center[0])
                        m_labels.y.append(ymul * lev_radius * numpy.sin(self.magnitude_tick_angle) + center[1])
                m_ticks.x.append(x)
                m_ticks.y.append(y)
            canvas.plot(m_ticks, **plot_kwargs)
            del vcs.elements["line"][m_ticks.name]
            if m_labels is not None:
                canvas.plot(m_labels, **plot_kwargs)
                del vcs.elements["textcombined"][m_labels.name]

        if template.ymintic1.priority > 0 and self.magnitude_mintics is not None:
            mag_mintics = vcs.createline(source=template.ymintic1.line)
            mag_mintics.x = []
            mag_mintics.y = []

            mintics = self.magnitude_mintics
            if isinstance(mintics, (str, unicode)):
                mintics = vcs.elements["list"][mintics]

            for mag in mintics:
                mintic_radius = radius * self.magnitude_from_value(mag, (m_scale[0], m_scale[-1]))
                x, y = circle_points(center, mintic_radius, ratio=window_aspect)
                mag_mintics.x.append(x)
                mag_mintics.y.append(y)
            canvas.plot(mag_mintics, **plot_kwargs)
            del vcs.elements["line"][mag_mintics.name]

        if self.xticlabels1 == "*":
            if numpy.allclose((self.datawc_x1, self.datawc_x2), 1e20):
                tick_thetas = list(numpy.arange(0, numpy.pi * 2, numpy.pi / 4))
                tick_labels = {t: str(t) for t in tick_thetas}
            else:
                d_theta = (self.datawc_x2 - self.datawc_x1) / float(self.theta_tick_count)
                tick_thetas = numpy.arange(self.datawc_x1, self.datawc_x2 + .0001, d_theta)
                tick_labels = vcs.mklabels(tick_thetas)
        else:
            tick_thetas = self.xticlabels1.keys()
            tick_labels = self.xticlabels1

        if template.xtic1.priority > 0:
            t_ticks = vcs.createline(source=template.xtic1.line)
            t_ticks.x = []
            t_ticks.y = []

            if template.xlabel1.priority > 0:
                t_labels = []
                theta_labels = tick_labels
            else:
                t_labels = None

            for t in tick_thetas:
                angle = self.theta_from_value(t)
                x0 = center[0] + (xmul * radius * numpy.cos(angle))
                x1 = center[0]
                y0 = center[1] + (ymul * radius * numpy.sin(angle))
                y1 = center[1]
                if t_labels is not None:
                    label = self.create_text(template.xlabel1.texttable,
                                             self.text_orientation_for_angle(angle,
                                                                             source=template.xlabel1.textorientation))
                    label.string = [theta_labels[t]]
                    label.x = [x0]
                    label.y = [y0]
                    t_labels.append(label)
                t_ticks.x.append([x0, x1])
                t_ticks.y.append([y0, y1])
            canvas.plot(t_ticks, **plot_kwargs)
            del vcs.elements["line"][t_ticks.name]
            if t_labels is not None:
                for l in t_labels:
                    canvas.plot(l, **plot_kwargs)
                    del vcs.elements["textcombined"][l.name]

        values = vcs.createmarker()
        values.type = self.markers
        values.size = self.markersizes
        values.color = self.markercolors
        values.colormap = self.colormap
        values.priority = self.markerpriority
        values.x = []
        values.y = []

        if template.legend.priority > 0:
            # Only labels that are set will show up in the legend
            label_count = len(names) - len([i for i in names if i is None])
            labels = self.create_text(template.legend.texttable, template.legend.textorientation)
            labels.x = []
            labels.y = []
            labels.string = []

        if self.draw_lines:
            line = vcs.createline()
            line.x = []
            line.y = []
            line.type = self.lines
            line.color = self.linecolors if self.linecolors is not None else self.markercolors
            line.width = self.linewidths
            line.priority = self.linepriority

            # This is up here because when it's part of the main loop, we can lose "order" of points when we flatten them.
            for mag, theta in zip(magnitudes, thetas):
                x = []
                y = []

                for m, t in zip(mag, theta):
                    t = self.theta_from_value(t)
                    r = self.magnitude_from_value(m, (m_scale[0], m_scale[-1])) * radius
                    x.append(xmul * numpy.cos(t) * r + center[0])
                    y.append(ymul * numpy.sin(t) * r + center[1])

                if self.connect_groups:
                    line.x.extend(x)
                    line.y.extend(y)
                else:
                    line.x.append(x)
                    line.y.append(y)

        if self.markercolorsource.lower() in ('magnitude', "theta"):
            # Regroup the values using the appropriate metric

            mag_flat = numpy.array(magnitudes).flatten()
            theta_flat = numpy.array(thetas).flatten()

            if self.markercolorsource.lower() == "magnitude":
                scale = m_scale
                vals = mag_flat
            else:
                scale = theta_ticks
                vals = theta_flat

            indices = [numpy.where(numpy.logical_and(vals >= scale[i], vals <= scale[i + 1]))
                       for i in range(len(scale) - 1)]
            magnitudes = [mag_flat[inds] for inds in indices]
            thetas = [theta_flat[inds] for inds in indices]
            names = vcs.mklabels(scale, output="list")
            names = [names[i] + " - " + names[i + 1] for i in range(len(names) - 1)]
            label_count = len(names)

        for mag, theta, name in zip(magnitudes, thetas, names):
            x = []
            y = []
            for m, t in zip(mag, theta):
                t = self.theta_from_value(t)
                r = self.magnitude_from_value(m, (m_scale[0], m_scale[-1])) * radius
                x.append(xmul * numpy.cos(t) * r + center[0])
                y.append(ymul * numpy.sin(t) * r + center[1])

            if template.legend.priority > 0 and name is not None:
                y_offset = len(labels.x) / float(label_count) * (template.legend.y2 - template.legend.y1)
                lx, ly = template.legend.x1, template.legend.y1 + y_offset
                x.append(lx)
                y.append(ly)
                labels.x.append(lx + .01)
                labels.y.append(ly)
                labels.string.append(str(name))
            values.x.append(x)
            values.y.append(y)

        if template.legend.priority > 0:
            canvas.plot(labels, **plot_kwargs)
            del vcs.elements["textcombined"][labels.name]
        if self.draw_lines:
            canvas.plot(line, **plot_kwargs)
            del vcs.elements["line"][line.name]

        for el in self.to_cleanup:
            if vcs.istexttable(el):
                if el.name in vcs.elements["texttable"]:
                    del vcs.elements["texttable"][el.name]
            else:
                if el.name in vcs.elements["textorientation"]:
                    del vcs.elements["textorientation"][el.name]
        self.to_cleanup = []

        # Prune unneeded levels from values
        to_prune = []
        for ind, (x, y) in enumerate(zip(values.x, values.y)):
            if x and y:
                continue
            else:
                to_prune.append(ind)

        for prune_ind in to_prune[::-1]:
            del values.x[prune_ind]
            del values.y[prune_ind]
            if len(values.color) > prune_ind and len(values.color) > 1:
                del values.color[prune_ind]
            if len(values.size) > prune_ind and len(values.size) > 1:
                del values.size[prune_ind]
            if len(values.type) > prune_ind and len(values.type) > 1:
                del values.type[prune_ind]

        canvas.plot(values, bg=bg, donotstoredisplay=True)
        del vcs.elements["marker"][values.name]
        return canvas
Esempio n. 15
0
        saved_id = tas.id
        # Make sure the data is bounded before averaging
        cdutil.setTimeBoundsMonthly(tas)
        var = cdutil.averager(tas(squeeze=1), axis="xy")
        var = cdutil.ANNUALCYCLE.climatology(var)
        var.id = saved_id
        variables.append(var)

    # Customize the lines used to draw the plots
    line = vcs.createline()
    line.width = 2
    line.color = ["red", "blue", "salmon", "medium aquamarine", "orange", "chartreuse"]
    line.type = ["dot", "dash", "dash-dot", "long-dash", "solid", "dash"]

    # Customize the markers drawn
    marker = vcs.createmarker()
    marker.size = 6
    # You can just use the same colors as the lines
    marker.color = line.color
    marker.type = ["triangle_up", "plus", "diamond", "circle", "cross", "triangle_down"]

    # Middle of the month (from the time axis)
    months = {
              15.5: "Jan",
              45.0: "Feb",
              74.5: "March",
              105.0: "April",
              135.5: "May",
              166.0: "June",
              196.5: "July",
              227.5: "Aug",
Esempio n. 16
0
import numpy


with open("data/geolocate_activity.json") as f:
    geo_data = json.load(f)

template = vcs.createtemplate()
template.blank()
template.data.priority = 1
template.box1.priority = 1
template.xtic1.priority = 1
template.ytic1.priority = 1
template.xlabel1.priority = 1
template.ylabel1.priority = 1

base_marker = vcs.createmarker()
base_marker.worldcoordinate = [-180, 180, -90, 90]
base_marker.viewport = [template.data.x1, template.data.x2, template.data.y1, template.data.y2]

max_count = 0
for p in geo_data:
    max_count = max(p["count"], max_count)

markers = {
}

zeroes = cdms2.MV2.ones((180, 360))
lon = cdms2.createAxis(numpy.arange(-180, 180, 1), id="lon")
lat = cdms2.createAxis(numpy.arange(-90, 90, 1), id="lat")
zeroes.setAxis(1, lon)
zeroes.setAxis(0, lat)