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@ -21,101 +21,184 @@
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Config module with all options |
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""" |
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from copy import deepcopy |
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from pygal.style import DefaultStyle |
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from pygal.style import Style, DefaultStyle |
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class FontSizes(object): |
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"""Container for font sizes""" |
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CONFIG_ITEMS = [] |
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class Key(object): |
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def __init__(self, default_value, type_, doc, subdoc="", subtype=None): |
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self.value = default_value |
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self.type = type_ |
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self.doc = doc |
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self.subdoc = subdoc |
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self.subtype = subtype |
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self.name = "Unbound" |
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CONFIG_ITEMS.append(self) |
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@property |
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def is_boolean(self): |
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return self.type == bool |
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@property |
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def is_numeric(self): |
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return self.type == int |
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@property |
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def is_string(self): |
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return self.type == str |
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@property |
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def is_list(self): |
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return self.type == list |
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def coerce(self, value): |
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if self.type == Style: |
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return value |
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elif self.type == list: |
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return self.type( |
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map( |
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self.subtype, map( |
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lambda x: x.strip(), value.split(',')))) |
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return self.type(value) |
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class MetaConfig(type): |
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def __new__(mcs, classname, bases, classdict): |
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for k, v in classdict.items(): |
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if isinstance(v, Key): |
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v.name = k |
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return type.__new__(mcs, classname, bases, classdict) |
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class Config(object): |
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"""Class holding config values""" |
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#: Graph width |
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width = 800 |
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#: Graph height |
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height = 600 |
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#: Display values in human readable format (ie: 12.4M) |
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human_readable = False |
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#: Display values in logarithmic scale |
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logarithmic = False |
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#: Minimum order of scale, defaults to None |
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order_min = None |
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#: List of css file, can be an absolute file path or an external link |
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css = ('style.css', 'graph.css') # Relative path to pygal css |
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#: List of js file, can be a filepath or an external link |
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js = ( |
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'https://raw.github.com/Kozea/pygal.js/master/svg.jquery.js', |
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'https://raw.github.com/Kozea/pygal.js/master/pygal-tooltips.js' |
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) |
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#: Style holding values injected in css |
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style = DefaultStyle |
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#: Various font sizes |
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label_font_size = 10 |
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value_font_size = 8 |
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tooltip_font_size = 20 |
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title_font_size = 16 |
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legend_font_size = 14 |
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#: Specify labels rotation angles in degrees |
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x_label_rotation = 0 |
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y_label_rotation = 0 |
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#: Set to false to remove legend |
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show_legend = True |
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#: Set to true to position legend at bottom |
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legend_at_bottom = False |
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#: Set to false to remove dots |
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show_dots = True |
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#: Size of legend boxes |
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legend_box_size = 12 |
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#: X labels, must have same len than data. |
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#: Leave it to None to disable x labels display. |
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x_labels = None |
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#: You can specify explicit y labels (must be list(int)) |
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y_labels = None |
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#: Graph title |
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#: Leave it to None to disable title. |
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title = None |
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#: Set this to the desired radius in px |
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rounded_bars = False |
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#: Always include x axis |
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include_x_axis = False |
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#: Fill areas under lines |
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fill = False |
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#: Line dots (set it to false to get a scatter plot) |
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stroke = True |
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#: Interpolation, this requires scipy module |
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#: May be any of 'linear', 'nearest', 'zero', 'slinear', 'quadratic, |
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#: 'cubic', 'krogh', 'barycentric', 'univariate', |
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#: or an integer specifying the order |
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#: of the spline interpolator |
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interpolate = None |
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#: Number of interpolated points between two values |
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interpolation_precision = 250 |
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#: Explicitly specify min and max of values (ie: (0, 100)) |
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range = None |
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#: Set the ordinate zero value (for filling) |
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zero = 0 |
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#: Text to display when no data is given |
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no_data_text = "No data" |
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#: Print values when graph is in non interactive mode |
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print_values = True |
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#: Print zeroes when graph is in non interactive mode |
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print_zeroes = False |
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#: Animate tooltip steps (0 disable animation) |
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animation_steps = 0 |
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#: Don't write xml declaration and return unicode instead of string |
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#: (usefull for writing output in html) |
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disable_xml_declaration = False |
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#: Write width and height attributes |
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explicit_size = False |
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#: Legend string length truncation threshold (None = auto) |
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truncate_legend = None |
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#: Label string length truncation threshold (None = auto) |
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truncate_label = None |
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#: Pretty print the svg |
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pretty_print = False |
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#: If True don't try to adapt / filter wrong values |
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strict = False |
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__metaclass__ = MetaConfig |
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width = Key(800, int, "Graph width") |
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height = Key(600, int, "Graph height") |
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human_readable = Key( |
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False, bool, "Display values in human readable format", |
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"(ie: 12.4M)") |
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logarithmic = Key(False, bool, "Display values in logarithmic scale") |
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order_min = Key(None, int, "Minimum order of scale, defaults to None") |
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css = Key( |
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('style.css', 'graph.css'), list, |
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"List of css file", |
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"It can be an absolute file path or an external link", |
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str) |
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js = Key( |
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('https://raw.github.com/Kozea/pygal.js/master/svg.jquery.js', |
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'https://raw.github.com/Kozea/pygal.js/master/pygal-tooltips.js'), |
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list, "List of js file", |
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"It can be a filepath or an external link", |
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str) |
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style = Key(DefaultStyle, Style, "Style holding values injected in css") |
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label_font_size = Key(10, int, "Label font size") |
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value_font_size = Key(8, int, "Value font size") |
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tooltip_font_size = Key(20, int, "Tooltip font size") |
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title_font_size = Key(16, int, "Title font size") |
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legend_font_size = Key(14, int, "Legend font size") |
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x_label_rotation = Key( |
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0, int, "Specify x labels rotation angles", "in degrees") |
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y_label_rotation = Key( |
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0, int, "Specify y labels rotation angles", "in degrees") |
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show_legend = Key(True, bool, "Set to false to remove legend") |
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legend_at_bottom = Key( |
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False, bool, "Set to true to position legend at bottom") |
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show_dots = Key(True, bool, "Set to false to remove dots") |
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legend_box_size = Key(12, int, "Size of legend boxes") |
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x_labels = Key( |
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None, list, |
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"X labels, must have same len than data.", |
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"Leave it to None to disable x labels display.", |
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str) |
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y_labels = Key( |
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None, list, |
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"You can specify explicit y labels", |
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"(must be list(int))", int) |
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title = Key( |
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None, str, "Graph title.", "Leave it to None to disable title.") |
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rounded_bars = Key(False, bool, "Set this to the desired radius in px") |
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include_x_axis = Key(False, bool, "Always include x axis") |
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fill = Key(False, bool, "Fill areas under lines") |
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stroke = Key( |
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True, bool, "Line dots (set it to false to get a scatter plot)") |
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interpolate = Key( |
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None, str, "Interpolation, this requires scipy module", |
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"May be any of 'linear', 'nearest', 'zero', 'slinear', 'quadratic," |
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"'cubic', 'krogh', 'barycentric', 'univariate'," |
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"or an integer specifying the order" |
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"of the spline interpolator") |
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interpolation_precision = Key( |
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250, int, "Number of interpolated points between two values") |
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range = Key( |
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None, list, "Explicitly specify min and max of values", |
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"(ie: (0, 100))", int) |
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zero = Key( |
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0, int, "Set the ordinate zero value", "(for filling)") |
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no_data_text = Key( |
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"No data", str, "Text to display when no data is given") |
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print_values = Key( |
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True, bool, "Print values when graph is in non interactive mode") |
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print_zeroes = Key( |
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False, bool, "Print zeroes when graph is in non interactive mode") |
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disable_xml_declaration = Key( |
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False, bool, |
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"Don't write xml declaration and return str instead of string", |
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"usefull for writing output directly in html") |
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explicit_size = Key(False, bool, "Write width and height attributes") |
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truncate_legend = Key( |
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None, int, "Legend string length truncation threshold (None = auto)") |
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truncate_label = Key( |
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None, int, "Label string length truncation threshold (None = auto)") |
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pretty_print = Key(False, bool, "Pretty print the svg") |
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strict = Key( |
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False, bool, "If True don't try to adapt / filter wrong values") |
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def __init__(self, **kwargs): |
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"""Can be instanciated with config kwargs""" |
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@ -124,6 +207,8 @@ class Config(object):
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if (k not in self.__dict__ and not |
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k.startswith('_') and not |
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hasattr(v, '__call__')): |
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if isinstance(v, Key): |
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v = v.value |
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setattr(self, k, v) |
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self.css = list(self.css) |
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@ -158,16 +243,9 @@ class Config(object):
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value = getattr(self, attr) |
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if hasattr(value, 'to_dict'): |
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config[attr] = value.to_dict() |
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elif attr != '_items' and not hasattr(value, '__call__'): |
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elif not hasattr(value, '__call__'): |
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config[attr] = value |
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return config |
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def copy(self): |
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return deepcopy(self) |
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@property |
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def _items(self): |
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return filter( |
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lambda x: |
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not x[0].startswith('_') and not hasattr(x[1], '__call__'), |
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[(k, getattr(self, k)) for k in dir(self) if k != '_items']) |
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Florian Mounier
12 years ago