# (C) Copyright 1996-2016 ECMWF. # # This software is licensed under the terms of the Apache Licence Version 2.0 # which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. # In applying this licence, ECMWF does not waive the privileges and immunities # granted to it by virtue of its status as an intergovernmental organisation nor # does it submit to any jurisdiction. import os import tempfile import simplejson magics = {} magics["info"] = "on" magics["format"] = "a4" magics["page"] = [] magics["orientation"] = "portrait" magics["version"] = "3.0" last = {} ps = {} ps["format"] = "ps" drivers = [ps] magics["drivers"] = drivers definition = [] definition.append( { "id": "haxis", "class": "horizontal_axis", "axis_type": "date", "axis_tick_label": "off", "axis_tick_colour": "kelly_green", "axis_line_colour": "kelly_green", "axis_grid": "on", "axis_grid_line_style": "dash", "axis_grid_colour": "kelly_green", } ) definition.append( { "class": "horizontal_axis", "id": "haxis_last", "axis_type": "date", "axis_tick_label": "on", "axis_tick_colour": "kelly_green", "axis_line_colour": "kelly_green", "axis_grid": "on", "axis_grid_line_style": "dash", "axis_grid_colour": "kelly_green", "axis_date_type": "days", "axis_minor_tick": "on", "axis_days_label": "both", "axis_days_label_colour": "navy", "axis_days_label_height": "0.35", "axis_months_label_colour": "navy", "axis_months_label_height": "0.3", "axis_years_label_colour": "navy", "axis_years_label_height": "0.3", } ) definition.append( { "class": "vertical_axis", "id": "vaxis", "axis_line": "on", "axis_grid": "on", "axis_line_colour": "kelly_green", "axis_tick_label_colour": "kelly_green", "axis_label_font": "sansserif", "axis_grid_line_style": "dash", "axis_grid_colour": "kelly_green", "axis_tick_colour": "kelly_green", } ) magics["definition"] = definition pages = [] header = {"height": "12%"} def page(): page = { "height": "15%", "map": { "cartesian": { "x_date": {"automatic": "on"}, "y_regular": {"automatic": "on"}, }, "text": { "left": "0%", "height": "10%", "bottom": "90%", "text_justification": "left", "text_font_size": "0.4", "text_font_style": "bold", "text_font": "sansserif", "text_colour": "navy", "text_border": "off", }, "horizontal_axis": {"use_id": "haxis"}, "vertical_axis": {"use_id": "vaxis"}, }, } return page class humidity(object): def execute(self): humi = { "epsbufr": { "epsbufr_parameter_descriptor": "13003", "epsbufr_parameter_title": "850 hPa Relative Humidity (%)", "use_id": "station", }, "metgraph": {"curve": {}}, } map = page() humi["epsbufr"]["epsbufr_information"] = magics["info"] magics["info"] = "off" map["map"]["cartesian"] = { "x_date": {"automatic": "on"}, "y_regular": {"y_min": "0", "y_max": "100"}, } map["map"]["plot"] = humi magics["page"].append(map) return map class msl(object): def execute(self): msl = { "epsbufr": { "epsbufr_parameter_descriptor": "10051", "epsbufr_parameter_title": "MSL Pressure (hPa)", "epsbufr_parameter_scaling_factor": "0.01", "use_id": "station", }, "metgraph": {"curve": {}}, } map = page() msl["epsbufr"]["epsbufr_information"] = magics["info"] magics["info"] = "off" map["map"]["plot"] = msl magics["page"].append(map) return map class cloud(object): def execute(self): cloud = { "epsbufr": { "epsbufr_parameter_descriptor": "20010", "epsbufr_parameter_title": "Cloud Amount (%)", "use_id": "station", }, "metgraph": {"bar": {}}, } map = page() cloud["epsbufr"]["epsbufr_information"] = magics["info"] magics["info"] = "off" map["map"]["cartesian"] = { "x_date": {"automatic": "on"}, "y_regular": {"y_min": "0", "y_max": "100"}, } map["map"]["plot"] = cloud magics["page"].append(map) return map class precip(object): def execute(self): precip = { "epsbufr": { "epsbufr_parameter_descriptor": "13011", "epsbufr_parameter_title": "Precipitation", "epsbufr_accumulated_parameter": "on", "use_id": "station", }, "metgraph": {"bar": {}}, } precip["epsbufr"]["epsbufr_information"] = magics["info"] magics["info"] = "off" map = page() map["map"]["plot"] = precip magics["page"].append(map) return map class wind(object): def execute(self): wind = { "epsbufr": { "epsbufr_parameter_descriptor": "11003", "epsbufr_parameter_2_descriptor": "11004", "epsbufr_parameter_title": "10m Wind (m/s)", "use_id": "station", }, "metgraph": {"flags": {}}, } wind["epsbufr"]["epsbufr_information"] = magics["info"] magics["info"] = "off" map = page() map["map"]["plot"] = wind map["height"] = "10%" map["map"]["height"] = "80%" map["map"]["text"]["bottom"] = "70%" map["map"]["vertical_axis"]["axis_tick_label"] = "off" map["map"]["vertical_axis"]["axis_grid"] = "off" map["map"]["vertical_axis"]["axis_tick"] = "off" map["map"]["cartesian"] = { "x_date": {"automatic": "on"}, "y_regular": {"y_min": "-1", "y_max": "1"}, } magics["page"].append(map) return map class tempe(object): def execute(self): t850 = { "epsbufr": { "epsbufr_parameter_descriptor": "12001", "epsbufr_parameter_title": "Temperature (C)", "epsbufr_parameter_offset_factor": "-273.15", "use_id": "station", }, "metgraph": {"metgram_plot_style": "curve", "metgram_curve_colour": "blue"}, } t850["epsbufr"]["epsbufr_information"] = magics["info"] tempe = { "epsbufr": { "epsbufr_parameter_descriptor": "12004", "epsbufr_short_title": "off", "epsbufr_information": "off", "epsbufr_parameter_offset_factor": "-273.15", "use_id": "station", }, "metgraph": {"metgram_plot_style": "curve", "metgram_curve_colour": "red"}, } t850["epsbufr"]["epsbufr_information"] = magics["info"] magics["info"] = "off" map = page() map["map"]["plot"] = [t850, tempe] magics["page"].append(map) return map class station(object): def __init__(self, args): self.definition = args self.definition["id"] = "station" self.definition["class"] = "epsbufr" def execute(self): magics["definition"].append(self.definition) return page() class ps(object): def __init__(self, args): self.definition = args self.definition["format"] = "ps" def execute(self): if magics["drivers"] is None: magics["drivers"] = [] magics["drivers"].append(self.definition) return page() def metgram(*args): magics["page"].append(header) nb = len(args) i = 0 haxis = "haxis" for n in args: map = n.execute() i += 1 if i == nb: haxis = "haxis_last" map["map"]["horizontal_axis"]["use_id"] = haxis s = simplejson.dumps(magics, indent=4 * " ") f = tempfile.NamedTemporaryFile() f.write(s) f.flush() cmd = "magjson %s" % (f.name) error = os.system(cmd) if error != 0: print("Error found - unix error: ", os.WEXITSTATUS(error)) f.close cloud = cloud() humidity = humidity() precip = precip() tempe = tempe() msl = msl() wind = wind()