def _get_feedback_rect_colors(exp_info):
colors_param = exp_info.config.feedback_btn_colours
if colors_param is None:
if exp_info.config.feedback_place == 'button':
return xpy.misc.constants.C_GREEN, xpy.misc.constants.C_GREEN
elif exp_info.config.feedback_place == 'middle':
return xpy.misc.constants.C_GREEN, xpy.misc.constants.C_RED
else:
raise ttrk.ValueError(
'Unsupported config.feedback_place ({:})'.format(
exp_info.config.feedback_place))
if u.is_rgb(colors_param):
return colors_param, colors_param
if u.is_collection(colors_param) and u.is_rgb(
colors_param[0]) and u.is_rgb(colors_param[1]):
return tuple(colors_param)
else:
raise ttrk.ValueError(
'Invalid config.feedback_btn_colours ({:}) - expecting a color (Red,Green,Blue) or an array.tuple with two colors'
.format(colors_param))
def _get_colors_as_ints(self, value, attr_name):
if u.is_rgb(value):
value = (value, )
_u.validate_attr_is_collection(self, attr_name, value, allow_set=True)
colors = set()
for c in value:
if not u.is_rgb(c):
raise trajtracker.ValueError(
_u.ErrMsg.attr_invalid_type(type(self), attr_name, "color",
value))
colors.add(u.color_rgb_to_num(c))
return colors
def _get_colors_as_ints(self, value, attr_name):
if u.is_rgb(value):
value = (value, )
_u.validate_attr_type(self, attr_name, value, (list, tuple, set))
colors = set()
for c in value:
if not u.is_rgb(c):
raise ValueError(
_u.ErrMsg.attr_invalid_type(type(self), attr_name, "color",
value))
colors.add(u.color_rgb_to_num(c))
return colors
def _get_response_buttons_colors(exp_info):
color = exp_info.config.resp_btn_colours
if u.is_rgb(color):
#-- One color given
return color, color
if not trajtracker.utils.is_collection(color) or len(color) != 2 or \
not u.is_rgb(color[0]) or not u.is_rgb(color[1]):
raise ttrk.ValueError(
"config.resp_btn_colours should be either a color (R,G,B) " +
"or a pair of colors (left_rgb, right_rgb). " +
"The value provided is invalid: {:}".format(color))
return color
def last_validated_rgb(self, value):
if u.is_rgb(value):
self._last_validated_rgb = u.color_rgb_to_num(value)
else:
if value is not None:
_u.validate_attr_numeric(self, "last_validated_rgb", value)
_u.validate_attr_not_negative(self, "last_validated_rgb",
value)
self._last_validated_rgb = value
self._log_setter("last_validated_rgb")
def _is_multiple_values(self, value, prop_type):
if type(prop_type) == type:
return isinstance(value, (tuple, list, np.ndarray))
elif prop_type == ttrk.TYPE_RGB:
return isinstance(value, (tuple, list, np.ndarray)) and \
(len(value) == 0 or u.is_rgb(value[0]))
elif prop_type == ttrk.TYPE_COORD:
return isinstance(value, (tuple, list, np.ndarray)) and \
(len(value) == 0 or isinstance(value[0], (tuple, list, XYPoint, np.ndarray)))
else:
raise Exception("Trajtracker internal error: {:}._validate_attr_type() does not support type={:}".format(
_u.get_type_name(self), prop_type))
def validate_config_param_type(param_name, param_type, param_value, none_allowed=False, type_name=None):
"""
Validate that a certain configuration parameter is of the specified type
"""
if none_allowed and param_value is None:
return
if isinstance(param_type, (type, tuple)):
if not isinstance(param_value, param_type):
if type_name is None:
type_name = _u.get_type_name(param_type)
raise ttrk.TypeError("config.{:} was set to a non-{:} value ({:})".format(param_name, type_name, param_value))
elif param_type == ttrk.TYPE_RGB:
if not u.is_rgb(param_value):
raise ttrk.TypeError("config.{:} was set to an invalid value ({:}) - expecting (red,green,blue)".
format(param_name, param_value))
elif param_type == ttrk.TYPE_COORD:
if not u.is_coord(param_value, allow_float=True):
raise ttrk.TypeError("config.{:} was set to an invalid value ({:}) - expecting (x, y)".
format(param_name, param_value))
if isinstance(param_value, geometry.XYPoint):
param_value = param_value.x, param_value.y
elif param_type == ttrk.TYPE_SIZE:
if not u.is_collection(param_value) or \
len(param_value) != 2 or \
not isinstance(param_value[0], numbers.Number) or \
not isinstance(param_value[1], numbers.Number):
raise ttrk.TypeError("config.{:} was set to an invalid value '{:}' - expecting size, i.e., (width, height) with two integers".
format(param_name, param_value))
elif param_type == ttrk.TYPE_CALLABLE:
if "__call__" not in dir(param_value):
raise ttrk.TypeError(
"config.{:} was set to a non-callable value ({:})".format(param_name, param_value))
else:
raise Exception("trajtracker internal error: unsupported type '{:}'".format(param_type))
return param_value