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1224 lines
39 KiB
Python
1224 lines
39 KiB
Python
# -----------------------------------------------------
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# Author: Yaqiang Wang
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# Date: 2017-7-27
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# Purpose: MeteoInfo plotutil module in plotlib package
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# Note: Jython
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# -----------------------------------------------------
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import os
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import datetime
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from org.meteoinfo.geometry.legend import LineStyles, HatchStyle, ColorBreak, PointBreak, PolylineBreak, \
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PolygonBreak, ArrowBreak, ArrowLineBreak, ArrowPolygonBreak, StreamlineBreak, \
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PointStyle, MarkerType, LegendScheme, LegendManage, ExtendFraction
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from org.meteoinfo.geometry.colors import ExtendType
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from org.meteoinfo.geometry.graphic import Graphic
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from org.meteoinfo.common.colors import ColorUtil, ColorMap
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from org.meteoinfo.geometry.shape import ShapeTypes
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from org.meteoinfo.chart import ChartText
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from java.awt import Color, Font
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from mipylib.numeric.core import NDArray, DimArray
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import mipylib.numeric as np
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import mipylib.miutil as miutil
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import mipylib.migl as migl
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def getplotdata(data):
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if isinstance(data, NDArray):
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if data.dtype == np.dtype.date:
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return data.astype('double')._array
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return data.asarray()
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elif isinstance(data, (list, tuple)):
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if isinstance(data[0], datetime.datetime):
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dd = []
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for d in data:
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v = miutil.date2num(d)
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dd.append(v)
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return np.array(dd)._array
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else:
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return np.array(data)._array
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else:
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return np.array([data])._array
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def getfont(fontdic, **kwargs):
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basefont = kwargs.pop('basefont', None)
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if basefont is None:
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name = 'Arial'
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size = 14
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bold = False
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italic = False
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else:
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name = basefont.getName()
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size = basefont.getSize()
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bold = basefont.isBold()
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italic = basefont.isItalic()
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name = fontdic.pop('name', name)
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size = fontdic.pop('size', size)
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bold = fontdic.pop('bold', bold)
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italic = fontdic.pop('italic', italic)
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if bold:
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if italic:
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font = Font(name, Font.BOLD | Font.ITALIC, size)
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else:
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font = Font(name, Font.BOLD, size)
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else:
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if italic:
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font = Font(name, Font.ITALIC, size)
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else:
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font = Font(name, Font.PLAIN, size)
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return font
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def getfont_1(**kwargs):
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fontname = kwargs.pop('fontname', 'Arial')
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fontsize = kwargs.pop('fontsize', 14)
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bold = kwargs.pop('bold', False)
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if bold:
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font = Font(fontname, Font.BOLD, fontsize)
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else:
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font = Font(fontname, Font.PLAIN, fontsize)
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return font
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def getcolor(style, alpha=None):
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if style is None:
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return None
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if isinstance(style, Color):
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c = style
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if alpha is not None:
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alpha = int(alpha * 255)
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c = Color(c.getRed(), c.getGreen(), c.getBlue(), alpha)
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return c
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c = Color.black
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if isinstance(style, str):
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if style == 'red' or style == 'r':
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c = Color.red
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elif style == 'black' or style == 'k':
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c = Color.black
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elif style == 'blue' or style == 'b':
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c = Color.blue
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elif style == 'green' or style == 'g':
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c = Color.green
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elif style == 'white' or style == 'w':
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c = Color.white
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elif style == 'yellow' or style == 'y':
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c = Color.yellow
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elif style == 'gray':
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c = Color.gray
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elif style == 'lightgray':
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c = Color.lightGray
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elif style == 'darkgray':
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c = Color.darkGray
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elif style == 'cyan' or style == 'c':
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c = Color.cyan
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elif style == 'magenta' or style == 'm':
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c = Color.magenta
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elif style == 'pink' or style == 'p':
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c = Color.pink
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elif style == 'tan':
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c = Color(210, 180, 140)
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elif style == 'lime':
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c = Color(124, 252, 0)
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else:
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try:
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c = ColorUtil.parseToColor(style)
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except:
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c = None
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print('Not a valid color: {}'.format(style))
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return c
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elif isinstance(style, (NDArray, tuple, list)):
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if len(style) == 3:
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c = Color(style[0], style[1], style[2])
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else:
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c = Color(style[0], style[1], style[2], style[3])
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if alpha is not None:
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alpha = int(alpha * 255)
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c = Color(c.getRed(), c.getGreen(), c.getBlue(), alpha)
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return c
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def getcolor_style(style):
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c = Color.black
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rr = None
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if 'r' in style:
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c = Color.red
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rr = 'r'
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elif 'k' in style:
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c = Color.black
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rr = 'k'
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elif 'b' in style:
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c = Color.blue
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rr = 'b'
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elif 'g' in style:
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c = Color.green
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rr = 'g'
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elif 'w' in style:
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c = Color.white
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rr = 'w'
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elif 'c' in style:
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c = Color.cyan
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rr = 'c'
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elif 'm' in style:
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c = Color.magenta
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rr = 'm'
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elif 'y' in style:
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c = Color.yellow
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rr = 'y'
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elif 'p' in style:
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c = Color.pink
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rr = 'p'
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if not rr is None:
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style = style.replace(rr, '')
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return c, style
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def getcolors(cs, alpha=None):
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colors = []
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if isinstance(cs, (tuple, list, NDArray)):
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if isinstance(cs[0], int):
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colors.append(getcolor(cs, alpha))
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else:
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if isinstance(alpha, (tuple, list)):
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for c, a in zip(cs, alpha):
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colors.append(getcolor(c, a))
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else:
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for c in cs:
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colors.append(getcolor(c, alpha))
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else:
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colors.append(getcolor(cs, alpha))
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return colors
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def getcolormap(**kwargs):
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colors = kwargs.pop('colors', None)
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is_single = False
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reverse = False
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if colors is None:
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colors = kwargs.pop('color', None)
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is_single = True
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alpha = kwargs.pop('alpha', None)
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if not colors is None:
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if is_single or isinstance(colors, str):
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c = getcolor(colors, alpha)
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cmap = ColorMap(c)
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else:
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cs = []
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for cc in colors:
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c = getcolor(cc, alpha)
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cs.append(c)
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cmap = ColorMap(cs)
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else:
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cmapstr = kwargs.pop('cmap', 'parula')
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if len(cmapstr) > 2 and cmapstr[-2:] == '_r':
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cmapstr = cmapstr[:-2]
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reverse = True
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fn = cmapstr + '.rgb'
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fn = os.path.join(migl.get_cmap_folder(), fn)
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if not os.path.exists(fn):
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raise IOError('cmap file not exists: %s' % fn)
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if alpha is None:
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cmap = ColorUtil.loadColorMap(fn)
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else:
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alpha = (int)(alpha * 255)
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cmap = ColorUtil.loadColorMap(fn, alpha)
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reverse = kwargs.pop('cmapreverse', reverse)
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if reverse:
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cmap.reverse()
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return cmap
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def makecolors(n, cmap='matlab_jet', reverse=False, alpha=None, start=None, stop=None):
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"""
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Make colors.
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:param n: (*int*) Colors number.
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:param cmap: (*string*) Color map name. Default is ``matlab_jet``.
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:param reverse: (*boolean*) Reverse the colors or not. Default is ``False``.
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:param alpha: (*float*) Alpha value (0 - 1) of the colors. Default is ``None``.
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:param start: (*int*) Start color index. Default is ``None``.
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:param stop: (*int*) Stop color index. Default is ``None``.
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:returns: (*list*) Created colors.
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"""
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if isinstance(n, list):
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cols = getcolors(n, alpha)
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else:
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# ocmap = ColorUtil.getColorMap(cmap)
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ocmap = getcolormap(cmap=cmap)
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if reverse:
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ocmap.reverse()
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if start is None and stop is None:
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if alpha is None:
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cols = ocmap.getColorList(n)
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else:
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alpha = (int)(alpha * 255)
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cols = ocmap.getColorListAlpha(n, alpha)
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else:
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if start is None:
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start = 0
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if stop is None:
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stop = ocmap.getColorCount() - 1
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if alpha is None:
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cols = ocmap.getColorList(n, start, stop)
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else:
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alpha = (int)(alpha * 255)
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cols = ocmap.getColorListAlpha(n, alpha, start, stop)
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return list(cols)
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def getpointstyle(style):
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if style is None:
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return None
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pointStyle = None
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if 'do' in style:
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pointStyle = PointStyle.DOUBLE_CIRCLE
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elif 'os' in style:
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pointStyle = PointStyle.CIRCLE_STAR
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elif 'o' in style:
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pointStyle = PointStyle.CIRCLE
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elif '.' in style:
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pointStyle = PointStyle.CIRCLE
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elif 'D' in style:
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pointStyle = PointStyle.DIAMOND
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elif '+' in style:
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pointStyle = PointStyle.PLUS
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elif 'm' in style:
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pointStyle = PointStyle.MINUS
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elif 's' in style:
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pointStyle = PointStyle.SQUARE
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elif 'S' in style:
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pointStyle = PointStyle.STAR
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elif '*' in style:
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pointStyle = PointStyle.STAR_LINES
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elif '^' in style:
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pointStyle = PointStyle.UP_TRIANGLE
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elif 'x' in style:
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pointStyle = PointStyle.X_CROSS
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elif 'p' in style:
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pointStyle = PointStyle.PENTAGON
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return pointStyle
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def getlinestyle(style):
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if style is None:
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return None
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lineStyle = None
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if style[0].isalpha():
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style = style.upper()
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lineStyle = LineStyles.valueOf(style)
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else:
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if '--' in style:
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lineStyle = LineStyles.DASH
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elif ':' in style:
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lineStyle = LineStyles.DOT
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elif '-.' in style:
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lineStyle = LineStyles.DASH_DOT
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elif '-' in style:
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lineStyle = LineStyles.SOLID
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return lineStyle
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def getlinestyle_1(style):
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if style is None:
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return None
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lineStyle = None
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rr = None
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if '--' in style:
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lineStyle = LineStyles.DASH
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rr = '--'
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elif ':' in style:
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lineStyle = LineStyles.DOT
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rr = ':'
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elif '-.' in style:
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lineStyle = LineStyles.DASH_DOT
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rr = '-.'
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elif '-' in style:
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lineStyle = LineStyles.SOLID
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rr = '-'
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if not rr is None:
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style = style.replace(rr, '')
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return lineStyle, style
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def gethatch(h):
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if h is None:
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return h
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else:
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return HatchStyle.getStyle(h)
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def getmarkerplotstyle(style, caption, **kwargs):
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c, style = getcolor_style(style)
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if kwargs.has_key('color'):
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c = getcolor(kwargs.pop('color'))
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alpha = kwargs.pop('alpha', None)
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if alpha is not None:
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c = getcolor(c, alpha)
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pointStyle = getpointstyle(style)
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fill = kwargs.pop('fill', True)
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pb = PointBreak()
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pb.setCaption(caption)
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if '.' in style:
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pb.setSize(4)
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pb.setDrawOutline(False)
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else:
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pb.setSize(8)
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pb.setStyle(pointStyle)
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pb.setDrawFill(fill)
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if not c is None:
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pb.setColor(c)
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edgecolor = kwargs.pop('edgecolor', pb.getColor())
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edgecolor = getcolor(edgecolor)
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pb.setOutlineColor(edgecolor)
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setpointlegendbreak(pb, **kwargs)
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return pb
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def getplotstyle(style, caption, **kwargs):
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linewidth = kwargs.pop('linewidth', 1.0)
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if style is None:
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color = kwargs.pop('color', 'red')
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c = getcolor(color)
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else:
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c, style = getcolor_style(style)
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if kwargs.has_key('color'):
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c = getcolor(kwargs.pop('color'))
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alpha = kwargs.pop('alpha', None)
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if alpha is not None:
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c = getcolor(c, alpha)
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lineStyle, style = getlinestyle_1(style)
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pointStyle = getpointstyle(style)
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if not pointStyle is None:
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fill = kwargs.pop('fill', True)
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if lineStyle is None:
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# pb = PointBreak()
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# pb.setCaption(caption)
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# if '.' in style:
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# pb.setSize(4)
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# pb.setDrawOutline(False)
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# else:
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# pb.setSize(8)
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# pb.setStyle(pointStyle)
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# pb.setDrawFill(fill)
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# if not c is None:
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# pb.setColor(c)
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# edgecolor = kwargs.pop('edgecolor', pb.getColor())
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# edgecolor = getcolor(edgecolor)
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# pb.setOutlineColor(edgecolor)
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# setpointlegendbreak(pb, **kwargs)
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# return pb
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plb = PolylineBreak()
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plb.setCaption(caption)
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plb.setDrawPolyline(False)
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plb.setDrawSymbol(True)
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plb.setSymbolStyle(pointStyle)
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plb.setFillSymbol(fill)
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interval = kwargs.pop('markerinterval', 1)
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plb.setSymbolInterval(interval)
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if not c is None:
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plb.setColor(c)
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markersize = kwargs.pop('markersize', None)
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if not markersize is None:
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plb.setSymbolSize(markersize)
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markercolor = kwargs.pop('markeredgecolor', plb.getColor())
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markercolor = getcolor(markercolor)
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plb.setSymbolColor(markercolor)
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markerfillcolor = kwargs.pop('markerfacecolor', markercolor)
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markerfillcolor = getcolor(markerfillcolor)
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plb.setSymbolFillColor(markerfillcolor)
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plb.setFillSymbol(not markerfillcolor is None)
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return plb
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else:
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plb = PolylineBreak()
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plb.setCaption(caption)
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plb.setWidth(linewidth)
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plb.setStyle(lineStyle)
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plb.setDrawSymbol(True)
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plb.setSymbolStyle(pointStyle)
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plb.setFillSymbol(fill)
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interval = kwargs.pop('markerinterval', 1)
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plb.setSymbolInterval(interval)
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if not c is None:
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plb.setColor(c)
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markersize = kwargs.pop('markersize', None)
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if not markersize is None:
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plb.setSymbolSize(markersize)
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markercolor = kwargs.pop('markeredgecolor', plb.getColor())
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markercolor = getcolor(markercolor)
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plb.setSymbolColor(markercolor)
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markerfillcolor = kwargs.pop('markerfacecolor', markercolor)
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markerfillcolor = getcolor(markerfillcolor)
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plb.setSymbolFillColor(markerfillcolor)
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plb.setFillSymbol(not markerfillcolor is None)
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return plb
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else:
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plb = PolylineBreak()
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plb.setCaption(caption)
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plb.setWidth(linewidth)
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if not c is None:
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plb.setColor(c)
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if not lineStyle is None:
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plb.setStyle(lineStyle)
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return plb
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def getlegendbreak(geometry, **kwargs):
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fill = True
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color = None
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if kwargs.has_key('color'):
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color = kwargs.pop('color')
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if color is None:
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fill = False
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else:
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color = getcolor(color)
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else:
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if kwargs.has_key('facecolor'):
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color = kwargs.pop('facecolor')
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if color is None:
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fill = False
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else:
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color = getcolor(color)
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if geometry == 'point':
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lb = PointBreak()
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marker = kwargs.pop('marker', 'o')
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if marker == 'image':
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imagepath = kwargs.pop('imagepath', None)
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if not imagepath is None:
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lb.setMarkerType(MarkerType.IMAGE)
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lb.setImagePath(imagepath)
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elif marker == 'font':
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fontname = kwargs.pop('fontname', 'Weather')
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lb.setMarkerType(MarkerType.CHARACTER)
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lb.setFontName(fontname)
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charindex = kwargs.pop('charindex', 0)
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lb.setCharIndex(charindex)
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else:
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pstyle = getpointstyle(marker)
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lb.setStyle(pstyle)
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if not color is None:
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lb.setColor(color)
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size = kwargs.pop('size', 6)
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lb.setSize(size)
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edge = True
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edgecolor = None
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if kwargs.has_key('edgecolor'):
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edgecolor = kwargs.pop('edgecolor')
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if edgecolor is None:
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edge = False
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else:
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edgecolor = getcolor(edgecolor)
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if not edgecolor is None:
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lb.setOutlineColor(edgecolor)
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linewith = kwargs.pop('linewidth', None)
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edgesize = kwargs.pop('edgesize', linewith)
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if not edgesize is None:
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lb.setOutlineSize(edgesize)
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fill = kwargs.pop('fill', fill)
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lb.setDrawFill(fill)
|
|
edge = kwargs.pop('edge', edge)
|
|
lb.setDrawOutline(edge)
|
|
elif geometry == 'line':
|
|
lb = PolylineBreak()
|
|
if not color is None:
|
|
lb.setColor(color)
|
|
size = kwargs.pop('size', 1.0)
|
|
size = kwargs.pop('linewidth', size)
|
|
lb.setWidth(size)
|
|
lsobj = kwargs.pop('linestyle', '-')
|
|
linestyle = getlinestyle(lsobj)
|
|
lb.setStyle(linestyle)
|
|
marker = kwargs.pop('marker', None)
|
|
if not marker is None:
|
|
pstyle = getpointstyle(marker)
|
|
lb.setDrawSymbol(True)
|
|
lb.setSymbolStyle(pstyle)
|
|
markersize = kwargs.pop('markersize', None)
|
|
if not markersize is None:
|
|
lb.setSymbolSize(markersize)
|
|
markercolor = kwargs.pop('markeredgecolor', lb.getColor())
|
|
markercolor = getcolor(markercolor)
|
|
lb.setSymbolColor(markercolor)
|
|
fillcolor = kwargs.pop('markerfacecolor', lb.getColor())
|
|
if not fillcolor is None:
|
|
lb.setFillSymbol(True)
|
|
lb.setSymbolFillColor(getcolor(fillcolor))
|
|
else:
|
|
lb.setSymbolFillColor(markercolor)
|
|
interval = kwargs.pop('markerinterval', 1)
|
|
lb.setSymbolInterval(interval)
|
|
elif geometry == 'polygon':
|
|
lb = PolygonBreak()
|
|
edge = True
|
|
edgecolor = None
|
|
if kwargs.has_key('edgecolor'):
|
|
edgecolor = kwargs.pop('edgecolor')
|
|
if edgecolor is None:
|
|
edge = False
|
|
else:
|
|
edgecolor = getcolor(edgecolor)
|
|
if not edgecolor is None:
|
|
lb.setOutlineColor(edgecolor)
|
|
fill = kwargs.pop('fill', fill)
|
|
lb.setDrawFill(fill)
|
|
edge = kwargs.pop('edge', edge)
|
|
lb.setDrawOutline(edge)
|
|
size = kwargs.pop('size', None)
|
|
size = kwargs.pop('linewidth', size)
|
|
size = kwargs.pop('edgesize', size)
|
|
if not size is None:
|
|
lb.setOutlineSize(size)
|
|
hatch = kwargs.pop('hatch', None)
|
|
hatch = gethatch(hatch)
|
|
hatchsize = kwargs.pop('hatchsize', None)
|
|
hatchlinewidth = kwargs.pop('hatchlinewidth', None)
|
|
bgcolor = kwargs.pop('bgcolor', None)
|
|
bgcolor = getcolor(bgcolor)
|
|
if not hatch is None:
|
|
lb.setStyle(hatch)
|
|
if not bgcolor is None:
|
|
lb.setBackColor(bgcolor)
|
|
if not hatchsize is None:
|
|
lb.setStyleSize(hatchsize)
|
|
if not hatchlinewidth is None:
|
|
lb.setStyleLineWidth(hatchlinewidth)
|
|
else:
|
|
lb = ColorBreak()
|
|
caption = kwargs.pop('caption', None)
|
|
if not caption is None:
|
|
lb.setCaption(caption)
|
|
if not color is None:
|
|
lb.setColor(color)
|
|
alpha = kwargs.pop('alpha', None)
|
|
if not alpha is None:
|
|
lb.setColor(getcolor(lb.getColor(), alpha))
|
|
value = kwargs.pop('value', None)
|
|
isunique = True
|
|
if not value is None:
|
|
if isinstance(value, (tuple, list)):
|
|
lb.setStartValue(value[0])
|
|
lb.setEndValue(value[1])
|
|
isunique = False
|
|
else:
|
|
lb.setStartValue(value)
|
|
lb.setEndValue(value)
|
|
return lb, isunique
|
|
|
|
|
|
def getlegendscheme(args, min, max, **kwargs):
|
|
ls = kwargs.pop('symbolspec', None)
|
|
if ls is None:
|
|
extend = kwargs.pop('extend', None)
|
|
if extend is not None:
|
|
extend = ExtendType.valueOf(extend.upper())
|
|
cmap = getcolormap(**kwargs)
|
|
level_arg = kwargs.pop('levels', None)
|
|
if level_arg is None and len(args) > 0:
|
|
level_arg = args[0]
|
|
|
|
if level_arg is None:
|
|
if extend is None:
|
|
ls = LegendManage.createLegendScheme(min, max, cmap)
|
|
else:
|
|
ls = LegendManage.createLegendScheme(min, max, cmap, extend)
|
|
else:
|
|
if isinstance(level_arg, int):
|
|
cn = level_arg
|
|
if extend is None:
|
|
ls = LegendManage.createLegendScheme(min, max, cn, cmap)
|
|
else:
|
|
ls = LegendManage.createLegendScheme(min, max, cn, cmap, extend)
|
|
else:
|
|
if isinstance(level_arg, NDArray):
|
|
level_arg = level_arg.aslist()
|
|
if extend is None:
|
|
ls = LegendManage.createLegendScheme(min, max, level_arg, cmap)
|
|
else:
|
|
ls = LegendManage.createLegendScheme(level_arg, cmap, extend)
|
|
|
|
extendfrac = kwargs.pop('extendfrac', None)
|
|
if extendfrac is not None:
|
|
if extendfrac == 'auto':
|
|
efrac = ExtendFraction.AUTO
|
|
else:
|
|
efrac = ExtendFraction.LENGTH
|
|
efrac.fraction = extendfrac
|
|
ls.setExtendFraction(efrac)
|
|
|
|
return ls
|
|
|
|
|
|
def setlegendscheme(ls, **kwargs):
|
|
extend = kwargs.pop('extend', None)
|
|
if extend is not None:
|
|
ls.setExtendType(extend)
|
|
st = ls.getShapeType()
|
|
if st == ShapeTypes.POINT:
|
|
setlegendscheme_point(ls, **kwargs)
|
|
elif st == ShapeTypes.POLYLINE:
|
|
setlegendscheme_line(ls, **kwargs)
|
|
elif st == ShapeTypes.POLYGON:
|
|
setlegendscheme_polygon(ls, **kwargs)
|
|
else:
|
|
setlegendscheme_image(ls, **kwargs)
|
|
|
|
|
|
def setlegendscheme_image(ls, **kwargs):
|
|
cobj = kwargs.pop('color', None)
|
|
alpha = kwargs.pop('alpha', None)
|
|
for lb in ls.getLegendBreaks():
|
|
if not cobj is None:
|
|
color = getcolor(cobj)
|
|
lb.setColor(color)
|
|
if not alpha is None:
|
|
c = lb.getColor()
|
|
c = getcolor(c, alpha)
|
|
lb.setColor(c)
|
|
|
|
return ls
|
|
|
|
|
|
def setlegendscheme_point(ls, **kwargs):
|
|
ls = ls.convertTo(ShapeTypes.POINT)
|
|
sizes = kwargs.get('size', None)
|
|
colors = kwargs.get('colors', None)
|
|
edgecolors = kwargs.get('edgecolors', None)
|
|
marker = kwargs.get('marker', None)
|
|
i = 0
|
|
for lb in ls.getLegendBreaks():
|
|
if isinstance(sizes, (list, tuple, NDArray)):
|
|
kwargs['size'] = sizes[i]
|
|
if isinstance(colors, (list, tuple, NDArray)):
|
|
kwargs['color'] = colors[i]
|
|
if isinstance(edgecolors, (list, tuple, NDArray)):
|
|
kwargs['edgecolor'] = edgecolors[i]
|
|
if isinstance(marker, (list, tuple, NDArray)):
|
|
kwargs['marker'] = marker[i]
|
|
setpointlegendbreak(lb, **kwargs)
|
|
i += 1
|
|
|
|
return ls
|
|
|
|
|
|
def setlegendscheme_arrow(ls, **kwargs):
|
|
"""
|
|
Set legend scheme as arrow breaks.
|
|
|
|
:param ls: (*LegendScheme') Input legend scheme.
|
|
|
|
:returns: (*LegendScheme*) Result legend scheme.
|
|
"""
|
|
ls = ls.convertTo(ShapeTypes.POINT)
|
|
sizes = kwargs.get('size', None)
|
|
colors = kwargs.get('colors', None)
|
|
marker = kwargs.get('marker', None)
|
|
for i in range(ls.getBreakNum()):
|
|
lb = ls.getLegendBreak(i)
|
|
if isinstance(sizes, (list, tuple, NDArray)):
|
|
kwargs['size'] = sizes[i]
|
|
if isinstance(colors, (list, tuple, NDArray)):
|
|
kwargs['color'] = colors[i]
|
|
if isinstance(marker, (list, tuple, NDArray)):
|
|
kwargs['marker'] = marker[i]
|
|
if not kwargs.has_key('edgecolor'):
|
|
kwargs['edgecolor'] = None
|
|
setpointlegendbreak(lb, **kwargs)
|
|
lb = point2arrow(lb, **kwargs)
|
|
ls.setLegendBreak(i, lb)
|
|
|
|
return ls
|
|
|
|
|
|
def point2arrow(pb, **kwargs):
|
|
"""
|
|
Convert point break to arrow break.
|
|
|
|
:param pb: (*PointBreak*) Point break.
|
|
:param width: (*float*) Arrow line width.
|
|
:param headwidth: (*float*) Arrow head width. Default is ``width*5``.
|
|
:param headlength: (*float*) Arrow head length.
|
|
:param overhang: (*float*) fraction that the arrow is swept back (0 overhang means
|
|
triangular shape). Can be negative or greater than one.
|
|
|
|
:returns: (*ArrowBreak*) Arrow break.
|
|
"""
|
|
arrowbreak = ArrowBreak(pb)
|
|
width = kwargs.pop('width', 1.)
|
|
arrowbreak.initWidth(width)
|
|
headwidth = kwargs.pop('headwidth', None)
|
|
if not headwidth is None:
|
|
arrowbreak.setHeadWidth(headwidth)
|
|
headlength = kwargs.pop('headlength', None)
|
|
if not headlength is None:
|
|
arrowbreak.setHeadLength(headlength)
|
|
overhang = kwargs.pop('overhang', None)
|
|
if not overhang is None:
|
|
arrowbreak.setOverhang(overhang)
|
|
|
|
return arrowbreak
|
|
|
|
|
|
def line2arrow(lb, **kwargs):
|
|
"""
|
|
Convert linestring break to arrow line break.
|
|
|
|
:param lb: (*PolylineBreak*) Linestring break.
|
|
:param headwidth: (*float*) Arrow head width. Default is ``width*5``.
|
|
:param headlength: (*float*) Arrow head length.
|
|
:param overhang: (*float*) fraction that the arrow is swept back (0 overhang means
|
|
triangular shape). Can be negative or greater than one.
|
|
:param fillcolor: (*Color*) Arrow fill color.
|
|
:param edgecolor: (*Color*) Arrow edge color.
|
|
|
|
:returns: (*ArrowLineBreak*) Arrow line break.
|
|
"""
|
|
albreak = ArrowLineBreak(lb)
|
|
headwidth = kwargs.pop('headwidth', lb.getWidth() * 5.)
|
|
albreak.setArrowHeadWidth(headwidth)
|
|
headlength = kwargs.pop('headlength', headwidth * 1.5)
|
|
albreak.setArrowHeadLength(headlength)
|
|
overhang = kwargs.pop('overhang', None)
|
|
if not overhang is None:
|
|
albreak.setArrowOverhang(overhang)
|
|
if kwargs.has_key('fillcolor'):
|
|
fillcolor = kwargs.pop('fillcolor')
|
|
albreak.setArrowFillColor(getcolor(fillcolor))
|
|
if kwargs.has_key('edgecolor'):
|
|
edgecolor = kwargs.pop('edgecolor')
|
|
albreak.setArrowOutlineColor(getcolor(edgecolor))
|
|
|
|
return albreak
|
|
|
|
|
|
def line2stream(lb, **kwargs):
|
|
"""
|
|
Convert linestring break to streamline break.
|
|
|
|
:param lb: (*PolylineBreak*) Linestring break.
|
|
:param headwidth: (*float*) Arrow head width. Default is ``width*5``.
|
|
:param headlength: (*float*) Arrow head length.
|
|
:param overhang: (*float*) fraction that the arrow is swept back (0 overhang means
|
|
triangular shape). Can be negative or greater than one.
|
|
:param fillcolor: (*Color*) Arrow fill color.
|
|
:param edgecolor: (*Color*) Arrow edge color.
|
|
:param interval: (*int*) Arrow interval.
|
|
|
|
:returns: (*StreamineBreak*) Stream line break.
|
|
"""
|
|
albreak = StreamlineBreak(lb)
|
|
headwidth = lb.getWidth() * 5.
|
|
if kwargs.has_key('headwidth'):
|
|
headwidth = kwargs['headwidth']
|
|
albreak.setArrowHeadWidth(headwidth)
|
|
headlength = headwidth * 1.5
|
|
if kwargs.has_key('headlength'):
|
|
headlength = kwargs['headlength']
|
|
albreak.setArrowHeadLength(headlength)
|
|
overhang = None
|
|
if kwargs.has_key('overhang'):
|
|
overhang = kwargs['overhang']
|
|
if not overhang is None:
|
|
albreak.setArrowOverhang(overhang)
|
|
if kwargs.has_key('fillcolor'):
|
|
fillcolor = kwargs['fillcolor']
|
|
albreak.setArrowFillColor(getcolor(fillcolor))
|
|
if kwargs.has_key('edgecolor'):
|
|
edgecolor = kwargs['edgecolor']
|
|
albreak.setArrowOutlineColor(getcolor(edgecolor))
|
|
if kwargs.has_key('interval'):
|
|
interval = kwargs['interval']
|
|
albreak.setInterval(interval)
|
|
|
|
return albreak
|
|
|
|
|
|
def polygon2arrow(pb, **kwargs):
|
|
"""
|
|
Convert polygon break to arrow polygon break.
|
|
|
|
:param pb: (*PolygonBreak*) Polygon break.
|
|
:param width: (*float*) Arrow line width.
|
|
:param headwidth: (*float*) Arrow head width. Default is ``width*3``.
|
|
:param headlength: (*float*) Arrow head length.
|
|
:param overhang: (*float*) fraction that the arrow is swept back (0 overhang means
|
|
triangular shape). Can be negative or greater than one.
|
|
|
|
:returns: (*ArrowPolygonBreak*) Arrow polygon break.
|
|
"""
|
|
arrowbreak = ArrowPolygonBreak(pb)
|
|
width = kwargs.pop('width', 0.001)
|
|
arrowbreak.setWidth(width)
|
|
headwidth = kwargs.pop('headwidth', width * 3.)
|
|
arrowbreak.setHeadWidth(headwidth)
|
|
headlength = kwargs.pop('headlength', headwidth * 1.5)
|
|
arrowbreak.setHeadLength(headlength)
|
|
length_includes_head = kwargs.pop('length_includes_head', False)
|
|
arrowbreak.setLengthIncludesHead(length_includes_head)
|
|
overhang = kwargs.pop('overhang', None)
|
|
if not overhang is None:
|
|
arrowbreak.setOverhang(overhang)
|
|
|
|
return arrowbreak
|
|
|
|
|
|
def setlegendscheme_line(ls, **kwargs):
|
|
ls = ls.convertTo(ShapeTypes.POLYLINE)
|
|
size = kwargs.pop('size', None)
|
|
size = kwargs.pop('linewidth', size)
|
|
lsobj = kwargs.pop('linestyle', None)
|
|
linestyle = getlinestyle(lsobj)
|
|
cobj = kwargs.pop('color', None)
|
|
if cobj is None:
|
|
color = None
|
|
else:
|
|
color = getcolor(cobj)
|
|
for lb in ls.getLegendBreaks():
|
|
if not color is None:
|
|
lb.setColor(color)
|
|
if not linestyle is None:
|
|
lb.setStyle(linestyle)
|
|
if not size is None:
|
|
lb.setSize(size)
|
|
return ls
|
|
|
|
|
|
def setlegendscheme_polygon(ls, **kwargs):
|
|
ls = ls.convertTo(ShapeTypes.POLYGON)
|
|
fill = True
|
|
if 'facecolor' in kwargs.keys():
|
|
facecolor = kwargs['facecolor']
|
|
if facecolor is None:
|
|
fill = False
|
|
else:
|
|
facecolor = getcolor(facecolor)
|
|
else:
|
|
facecolor = None
|
|
edge = True
|
|
edgealpha = kwargs.pop('edgealpha', None)
|
|
if 'edgecolor' in kwargs.keys():
|
|
edgecolor = kwargs['edgecolor']
|
|
if edgecolor is None:
|
|
edge = False
|
|
else:
|
|
edgecolor = getcolor(edgecolor, edgealpha)
|
|
else:
|
|
edgecolor = None
|
|
edge = kwargs.pop('edge', edge)
|
|
edgesize = kwargs.pop('edgesize', None)
|
|
fill = kwargs.pop('fill', fill)
|
|
alpha = kwargs.pop('facealpha', None)
|
|
if alpha is None:
|
|
alpha = kwargs.pop('alpha', None)
|
|
hatch = kwargs.pop('hatch', None)
|
|
hatch = gethatch(hatch)
|
|
hatchsize = kwargs.pop('hatchsize', None)
|
|
hatchlinewidth = kwargs.pop('hatchlinewidth', None)
|
|
bgcolor = kwargs.pop('bgcolor', None)
|
|
bgcolor = getcolor(bgcolor)
|
|
for lb in ls.getLegendBreaks():
|
|
lb.setDrawFill(fill)
|
|
if facecolor is not None:
|
|
lb.setColor(facecolor)
|
|
if alpha is not None:
|
|
c = lb.getColor()
|
|
c = getcolor(c, alpha)
|
|
lb.setColor(c)
|
|
if edgesize is not None:
|
|
lb.setOutlineSize(edgesize)
|
|
lb.setDrawOutline(edge)
|
|
if edgecolor is None:
|
|
if edgealpha is not None:
|
|
edgecolor = lb.getOutlineColor()
|
|
edgecolor = getcolor(edgecolor, edgealpha)
|
|
lb.setOutlineColor(edgecolor)
|
|
else:
|
|
lb.setOutlineColor(edgecolor)
|
|
if hatch is not None:
|
|
lb.setStyle(hatch)
|
|
if bgcolor is not None:
|
|
lb.setBackColor(bgcolor)
|
|
if hatchsize is not None:
|
|
lb.setStyleSize(hatchsize)
|
|
if hatchlinewidth is not None:
|
|
lb.setStyleLineWidth(hatchlinewidth)
|
|
return ls
|
|
|
|
|
|
def setpointlegendbreak(lb, **kwargs):
|
|
if kwargs.has_key('marker'):
|
|
marker = kwargs['marker']
|
|
if marker == 'image':
|
|
if kwargs.has_key('imagepath'):
|
|
lb.setMarkerType(MarkerType.IMAGE)
|
|
lb.setImagePath(kwargs['imagepath'])
|
|
elif marker == 'font':
|
|
fontname = 'Weather'
|
|
if kwargs.has_key('fontname'):
|
|
fontname = kwargs['fontname']
|
|
lb.setMarkerType(MarkerType.CHARACTER)
|
|
lb.setFontName(fontname)
|
|
charindex = 0
|
|
if kwargs.has_key('charindex'):
|
|
charindex = kwargs['charindex']
|
|
lb.setCharIndex(charindex)
|
|
else:
|
|
pstyle = getpointstyle(marker)
|
|
lb.setStyle(pstyle)
|
|
color = lb.getColor()
|
|
if kwargs.has_key('color'):
|
|
color = kwargs['color']
|
|
elif kwargs.has_key('facecolor'):
|
|
color = kwargs['facecolor']
|
|
alpha = None
|
|
if kwargs.has_key('alpha'):
|
|
alpha = kwargs['alpha']
|
|
if color is None:
|
|
if alpha is None:
|
|
lb.setDrawFill(False)
|
|
else:
|
|
color = getcolor(lb.getColor(), alpha)
|
|
lb.setColor(color)
|
|
else:
|
|
color = getcolor(color, alpha)
|
|
lb.setColor(color)
|
|
if kwargs.has_key('size'):
|
|
size = kwargs['size']
|
|
lb.setSize(size)
|
|
if kwargs.has_key('markersize'):
|
|
size = kwargs['markersize']
|
|
lb.setSize(size)
|
|
if kwargs.has_key('edgecolor'):
|
|
ecobj = kwargs['edgecolor']
|
|
if ecobj is None:
|
|
lb.setDrawOutline(False)
|
|
else:
|
|
edgecolor = getcolor(ecobj)
|
|
lb.setOutlineColor(edgecolor)
|
|
if kwargs.has_key('fill'):
|
|
lb.setDrawFill(kwargs['fill'])
|
|
if kwargs.has_key('edge'):
|
|
lb.setDrawOutline(kwargs['edge'])
|
|
if kwargs.has_key('edgesize'):
|
|
lb.setOutlineSize(kwargs['edgesize'])
|
|
elif kwargs.has_key('linewidth'):
|
|
lb.setOutlineSize(kwargs['linewidth'])
|
|
|
|
|
|
def text(x, y, s, **kwargs):
|
|
"""
|
|
Add text to the axes. Add text in string *s* to axis at location *x* , *y* , data
|
|
coordinates.
|
|
|
|
:param x: (*float*) Data x coordinate.
|
|
:param y: (*float*) Data y coordinate.
|
|
:param s: (*string*) Text.
|
|
:param fontname: (*string*) Font name. Default is ``Arial`` .
|
|
:param fontsize: (*int*) Font size. Default is ``14`` .
|
|
:param bold: (*boolean*) Is bold font or not. Default is ``False`` .
|
|
:param color: (*color*) Tick label string color. Default is ``black`` .
|
|
:param coordinates=['axes'|'figure'|'data'|'inches']: (*string*) Coordinate system and units for
|
|
*X, Y*. 'axes' and 'figure' are normalized coordinate system with 0,0 in the lower left and
|
|
1,1 in the upper right, 'data' are the axes data coordinates (Default value); 'inches' is
|
|
position in the figure in inches, with 0,0 in the lower left corner.
|
|
|
|
:returns: (*ChartText*) text.
|
|
"""
|
|
fontname = kwargs.pop('fontname', None)
|
|
exfont = False
|
|
if fontname is None:
|
|
fontname = 'Arial'
|
|
else:
|
|
exfont = True
|
|
fontsize = kwargs.pop('fontsize', 14)
|
|
bold = kwargs.pop('bold', False)
|
|
color = kwargs.pop('color', 'black')
|
|
if bold:
|
|
font = Font(fontname, Font.BOLD, fontsize)
|
|
else:
|
|
font = Font(fontname, Font.PLAIN, fontsize)
|
|
c = getcolor(color)
|
|
text = ChartText(s, font)
|
|
text.setUseExternalFont(exfont)
|
|
text.setColor(c)
|
|
text.setX(x)
|
|
text.setY(y)
|
|
xshift = kwargs.pop('xshift', None)
|
|
if not xshift is None:
|
|
text.setXShift(xshift)
|
|
yshift = kwargs.pop('yshift', None)
|
|
if not yshift is None:
|
|
text.setYShift(yshift)
|
|
xalign = kwargs.pop('xalign', None)
|
|
if not xalign is None:
|
|
text.setXAlign(xalign)
|
|
yalign = kwargs.pop('yalign', None)
|
|
if not yalign is None:
|
|
text.setYAlign(yalign)
|
|
bbox = kwargs.pop('bbox', None)
|
|
if not bbox is None:
|
|
fill = bbox.pop('fill', None)
|
|
if not fill is None:
|
|
text.setFill(fill)
|
|
facecolor = bbox.pop('facecolor', None)
|
|
if not facecolor is None:
|
|
facecolor = getcolor(facecolor)
|
|
text.setFill(True)
|
|
text.setBackground(facecolor)
|
|
edge = bbox.pop('edge', None)
|
|
if not edge is None:
|
|
text.setDrawNeatline(edge)
|
|
edgecolor = bbox.pop('edgecolor', None)
|
|
if not edgecolor is None:
|
|
edgecolor = getcolor(edgecolor)
|
|
text.setNeatlineColor(edgecolor)
|
|
text.setDrawNeatline(True)
|
|
linewidth = bbox.pop('linewidth', None)
|
|
if not linewidth is None:
|
|
text.setNeatlineSize(linewidth)
|
|
text.setDrawNeatline(True)
|
|
gap = bbox.pop('gap', None)
|
|
if not gap is None:
|
|
text.setGap(gap)
|
|
rotation = kwargs.pop('rotation', None)
|
|
if not rotation is None:
|
|
text.setAngle(rotation)
|
|
coordinates = kwargs.pop('coordinates', 'data')
|
|
text.setCoordinates(coordinates)
|
|
return text
|
|
|
|
|
|
def makesymbolspec(geometry, *args, **kwargs):
|
|
"""
|
|
Make a legend.
|
|
|
|
:param geometry: (*string*) Geometry type. [point | line | polygon].
|
|
:param levels: (*array_like*) Value levels. Default is ``None``, not used.
|
|
:param colors: (*list*) Colors. Defaul is ``None``, not used.
|
|
:param field: (*string*) The field to be used in the legend.
|
|
|
|
:returns: Created legend.
|
|
"""
|
|
shapetype = ShapeTypes.IMAGE
|
|
if geometry == 'point':
|
|
shapetype = ShapeTypes.POINT
|
|
elif geometry == 'line':
|
|
shapetype = ShapeTypes.POLYLINE
|
|
elif geometry == 'polygon':
|
|
shapetype = ShapeTypes.POLYGON
|
|
|
|
levels = kwargs.pop('levels', None)
|
|
cols = kwargs.pop('colors', None)
|
|
field = kwargs.pop('field', '')
|
|
if not levels is None and not cols is None:
|
|
if isinstance(levels, NDArray):
|
|
levels = levels.aslist()
|
|
colors = []
|
|
for cobj in cols:
|
|
colors.append(getcolor(cobj))
|
|
ls = LegendManage.createLegendScheme(shapetype, levels, colors)
|
|
setlegendscheme(ls, **kwargs)
|
|
ls.setFieldName(field)
|
|
values = kwargs.pop('values', None)
|
|
if values is None:
|
|
return ls
|
|
else:
|
|
nls = LegendScheme(ls.getShapeType())
|
|
for v in values:
|
|
nls.addLegendBreak(ls.findLegendBreak(v))
|
|
return nls
|
|
|
|
n = len(args)
|
|
isunique = True
|
|
if n == 0:
|
|
ls = LegendManage.createSingleSymbolLegendScheme(shapetype)
|
|
setlegendscheme(ls, **kwargs)
|
|
elif n == 1 and isinstance(args[0], int):
|
|
ls = LegendManage.createUniqValueLegendScheme(args[0], shapetype)
|
|
setlegendscheme(ls, **kwargs)
|
|
else:
|
|
ls = LegendScheme(shapetype)
|
|
for arg in args:
|
|
if isinstance(arg, (list, tuple)):
|
|
for argi in arg:
|
|
lb, isu = getlegendbreak(geometry, **argi)
|
|
if isunique and not isu:
|
|
isunique = False
|
|
ls.addLegendBreak(lb)
|
|
else:
|
|
lb, isu = getlegendbreak(geometry, **arg)
|
|
if isunique and not isu:
|
|
isunique = False
|
|
ls.addLegendBreak(lb)
|
|
|
|
ls.setFieldName(field)
|
|
if ls.getBreakNum() > 1:
|
|
if isunique:
|
|
ls.setLegendType(LegendType.UNIQUE_VALUE)
|
|
else:
|
|
ls.setLegendType(LegendType.GRADUATED_COLOR)
|
|
|
|
return ls
|
|
|
|
|
|
def makelegend(source, **kwargs):
|
|
"""
|
|
Make a legend.
|
|
|
|
:param source: Legend file name or list of the legend breaks.
|
|
|
|
:returns: Created legend.
|
|
"""
|
|
if isinstance(source, basestring):
|
|
if os.path.exists(source):
|
|
ls = LegendScheme()
|
|
ls.importFromXMLFile(source, False)
|
|
return ls
|
|
else:
|
|
source = getcolormap(source)
|
|
else:
|
|
if isinstance(source, list):
|
|
if isinstance(source[0], ColorBreak):
|
|
ls = LegendScheme(source)
|
|
elif isinstance(source[0], Graphic):
|
|
breaks = []
|
|
for g in source:
|
|
breaks.append(g.getLegend())
|
|
ls = LegendScheme(breaks)
|
|
else:
|
|
colors = getcolors(source)
|
|
values = kwargs.pop('values', None)
|
|
if values is None:
|
|
cbs = []
|
|
for c in colors:
|
|
cb = ColorBreak()
|
|
cb.setColor(c)
|
|
cbs.append(cb)
|
|
ls = LegendScheme(cbs)
|
|
else:
|
|
ls = LegendManage.createLegendScheme(values, colors)
|
|
else:
|
|
values = kwargs.pop('values', None)
|
|
if values is None:
|
|
ls = None
|
|
else:
|
|
if isinstance(values, NDArray):
|
|
values = values.aslist()
|
|
cbs = source.findBreaks(values)
|
|
ls = LegendScheme(cbs)
|
|
return ls
|