mirror of https://github.com/Kozea/pygal.git
Florian Mounier
11 years ago
10 changed files with 947 additions and 205 deletions
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# -*- coding: utf-8 -*- |
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# This file is part of pygal |
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# |
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# A python svg graph plotting library |
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# Copyright © 2012-2014 Kozea |
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# |
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# This library is free software: you can redistribute it and/or modify it under |
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# the terms of the GNU Lesser General Public License as published by the Free |
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# Software Foundation, either version 3 of the License, or (at your option) any |
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# later version. |
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# |
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# This library is distributed in the hope that it will be useful, but WITHOUT |
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
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# details. |
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# |
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# You should have received a copy of the GNU Lesser General Public License |
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# along with pygal. If not, see <http://www.gnu.org/licenses/>. |
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""" |
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Worldmap chart |
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""" |
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from __future__ import division |
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from pygal.ghost import ChartCollection |
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from pygal.util import cut, cached_property, decorate |
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from pygal.graph.graph import Graph |
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from pygal._compat import u |
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from numbers import Number |
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from lxml import etree |
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import os |
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DEPARTMENTS = { |
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'01': u("Ain"), |
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'02': u("Aisne"), |
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'03': u("Allier"), |
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'04': u("Alpes-de-Haute-Provence"), |
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'05': u("Hautes-Alpes"), |
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'06': u("Alpes-Maritimes"), |
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'07': u("Ardèche"), |
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'08': u("Ardennes"), |
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'09': u("Ariège"), |
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'10': u("Aube"), |
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'11': u("Aude"), |
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'12': u("Aveyron"), |
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'13': u("Bouches-du-Rhône"), |
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'14': u("Calvados"), |
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'15': u("Cantal"), |
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'16': u("Charente"), |
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'17': u("Charente-Maritime"), |
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'18': u("Cher"), |
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'19': u("Corrèze"), |
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'2A': u("Corse-du-Sud"), |
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'2B': u("Haute-Corse"), |
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'21': u("Côte-d'Or"), |
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'22': u("Côtes-d'Armor"), |
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'23': u("Creuse"), |
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'24': u("Dordogne"), |
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'25': u("Doubs"), |
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'26': u("Drôme"), |
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'27': u("Eure"), |
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'28': u("Eure-et-Loir"), |
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'29': u("Finistère"), |
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'30': u("Gard"), |
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'31': u("Haute-Garonne"), |
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'32': u("Gers"), |
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'33': u("Gironde"), |
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'34': u("Hérault"), |
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'35': u("Ille-et-Vilaine"), |
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'36': u("Indre"), |
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'37': u("Indre-et-Loire"), |
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'38': u("Isère"), |
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'39': u("Jura"), |
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'40': u("Landes"), |
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'41': u("Loir-et-Cher"), |
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'42': u("Loire"), |
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'43': u("Haute-Loire"), |
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'44': u("Loire-Atlantique"), |
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'45': u("Loiret"), |
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'46': u("Lot"), |
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'47': u("Lot-et-Garonne"), |
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'48': u("Lozère"), |
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'49': u("Maine-et-Loire"), |
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'50': u("Manche"), |
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'51': u("Marne"), |
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'52': u("Haute-Marne"), |
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'53': u("Mayenne"), |
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'54': u("Meurthe-et-Moselle"), |
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'55': u("Meuse"), |
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'56': u("Morbihan"), |
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'57': u("Moselle"), |
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'58': u("Nièvre"), |
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'59': u("Nord"), |
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'60': u("Oise"), |
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'61': u("Orne"), |
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'62': u("Pas-de-Calais"), |
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'63': u("Puy-de-Dôme"), |
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'64': u("Pyrénées-Atlantiques"), |
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'65': u("Hautes-Pyrénées"), |
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'66': u("Pyrénées-Orientales"), |
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'67': u("Bas-Rhin"), |
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'68': u("Haut-Rhin"), |
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'69': u("Rhône"), |
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'70': u("Haute-Saône"), |
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'71': u("Saône-et-Loire"), |
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'72': u("Sarthe"), |
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'73': u("Savoie"), |
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'74': u("Haute-Savoie"), |
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'75': u("Paris"), |
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'76': u("Seine-Maritime"), |
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'77': u("Seine-et-Marne"), |
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'78': u("Yvelines"), |
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'79': u("Deux-Sèvres"), |
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'80': u("Somme"), |
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'81': u("Tarn"), |
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'82': u("Tarn-et-Garonne"), |
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'83': u("Var"), |
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'84': u("Vaucluse"), |
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'85': u("Vendée"), |
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'86': u("Vienne"), |
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'87': u("Haute-Vienne"), |
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'88': u("Vosges"), |
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'89': u("Yonne"), |
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'90': u("Territoire de Belfort"), |
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'91': u("Essonne"), |
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'92': u("Hauts-de-Seine"), |
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'93': u("Seine-Saint-Denis"), |
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'94': u("Val-de-Marne"), |
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'95': u("Val-d'Oise"), |
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'971': u("Guadeloupe"), |
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'972': u("Martinique"), |
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'973': u("Guyane"), |
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'974': u("Réunion"), |
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# Not a area anymore but in case of... |
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'975': u("Saint Pierre et Miquelon"), |
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'976': u("Mayotte") |
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} |
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REGIONS = { |
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'11': u("Île-de-France"), |
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'21': u("Champagne-Ardenne"), |
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'22': u("Picardie"), |
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'23': u("Haute-Normandie"), |
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'24': u("Centre"), |
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'25': u("Basse-Normandie"), |
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'26': u("Bourgogne"), |
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'31': u("Nord-Pas-de-Calais"), |
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'41': u("Lorraine"), |
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'42': u("Alsace"), |
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'43': u("Franche-Comté"), |
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'52': u("Pays-de-la-Loire"), |
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'53': u("Bretagne"), |
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'54': u("Poitou-Charentes"), |
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'72': u("Aquitaine"), |
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'73': u("Midi-Pyrénées"), |
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'74': u("Limousin"), |
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'82': u("Rhône-Alpes"), |
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'83': u("Auvergne"), |
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'91': u("Languedoc-Roussillon"), |
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'93': u("Provence-Alpes-Côte d'Azur"), |
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'94': u("Corse"), |
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'01': u("Guadeloupe"), |
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'02': u("Martinique"), |
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'03': u("Guyane"), |
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'04': u("Réunion"), |
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# Not a region anymore but in case of... |
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'05': u("Saint Pierre et Miquelon"), |
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'06': u("Mayotte") |
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} |
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with open(os.path.join( |
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os.path.dirname(__file__), |
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'fr.departments.svg')) as file: |
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DPT_MAP = file.read() |
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with open(os.path.join( |
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os.path.dirname(__file__), |
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'fr.regions.svg')) as file: |
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REG_MAP = file.read() |
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class FrenchMapDepartments(Graph): |
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"""French department map""" |
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_dual = True |
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x_labels = list(DEPARTMENTS.keys()) |
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area_names = DEPARTMENTS |
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area_prefix = 'z' |
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svg_map = DPT_MAP |
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@cached_property |
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def _values(self): |
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"""Getter for series values (flattened)""" |
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return [val[1] |
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for serie in self.series |
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for val in serie.values |
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if val[1] is not None] |
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def _plot(self): |
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map = etree.fromstring(self.svg_map) |
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map.set('width', str(self.view.width)) |
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map.set('height', str(self.view.height)) |
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for i, serie in enumerate(self.series): |
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safe_vals = list(filter( |
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lambda x: x is not None, cut(serie.values, 1))) |
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if not safe_vals: |
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continue |
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min_ = min(safe_vals) |
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max_ = max(safe_vals) |
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for j, (area_code, value) in enumerate(serie.values): |
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if isinstance(area_code, Number): |
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area_code = '%2d' % area_code |
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if value is None: |
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continue |
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if max_ == min_: |
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ratio = 1 |
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else: |
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ratio = .3 + .7 * (value - min_) / (max_ - min_) |
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areae = map.xpath( |
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"//*[contains(concat(' ', normalize-space(@class), ' ')," |
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" ' %s%s ')]" % (self.area_prefix, area_code)) |
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if not areae: |
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continue |
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for area in areae: |
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cls = area.get('class', '').split(' ') |
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cls.append('color-%d' % i) |
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area.set('class', ' '.join(cls)) |
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area.set('style', 'fill-opacity: %f' % (ratio)) |
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metadata = serie.metadata.get(j) |
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if metadata: |
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parent = area.getparent() |
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node = decorate(self.svg, area, metadata) |
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if node != area: |
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area.remove(node) |
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index = parent.index(area) |
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parent.remove(area) |
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node.append(area) |
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parent.insert(index, node) |
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last_node = len(area) > 0 and area[-1] |
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if last_node is not None and last_node.tag == 'title': |
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title_node = last_node |
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text = title_node.text + '\n' |
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else: |
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title_node = self.svg.node(area, 'title') |
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text = '' |
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title_node.text = text + '[%s] %s: %d' % ( |
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serie.title, |
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self.area_names[area_code], value) |
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self.nodes['plot'].append(map) |
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class FrenchMapRegions(FrenchMapDepartments): |
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"""French regions map""" |
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x_labels = list(REGIONS.keys()) |
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area_names = REGIONS |
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area_prefix = 'a' |
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svg_map = REG_MAP |
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class FrenchMap(ChartCollection): |
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Regions = FrenchMapRegions |
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Departments = FrenchMapDepartments |
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