drawChoices: Draw a one-stage decision tree.

In gary-au/pt: Computational models for prospect theory and other theories of risky decision making

Description

Draws choices.

Usage

drawChoices(choices, decision_square_x, decision_square_edge_length,
  circle_radius, y_split_gap, x_split_offset, probability_text_digits,
  y_probability_text_offset, y_value_text_offset, x_value_text_offset,
  probability_text_font_colour, probability_text_font_size,
  objective_consequence_text_font_colour, objective_consequence_text_font_size,
  label, label_font_colour, label_font_size, label_positions, line_positions,
  line_colours, line_styles, line_arrows, line_widths)

Arguments

choices,	an instance of class Choices
decision_square_x	numeric, the decision_square_x position
decision_square_edge_length	numeric, the decision_square_edge_length
circle_radius	numeric, the circle_radius
y_split_gap	numeric, the vertical gap between outcomes
x_split_offset	numeric, the horizontal gap between the decision square and decision circles
probability_text_digits	numeric, the digits to use for probability text
y_probability_text_offset	numeric, the y offset between an outcome line and the probability text
y_value_text_offset	numeric, the vertical offset between an outcome line and the objective_consequence text
x_value_text_offset	numeric, the horizontal offset between an outcome line and the objective_consequence text
probability_text_font_colour	character, the colour of the probability_text
probability_text_font_size	numeric, the font size of the probability_text
objective_consequence_text_font_colour	character, the colour of the objective_consequence_text
objective_consequence_text_font_size	numeric, the font size of the objective_consequence_text_font_size
label	vector, extra text labels
label_font_colour	vector, label_font_colour
label_font_size	vector, label_font_size
label_positions	list, a list of label coordinates of the form (x,y)
line_positions	list, a list of line coordinates of the form (x1,y1,x2,y2)
line_colours	vector, line_colours
line_styles	vector, line_styles
line_arrows	vector, line_arrows
line_widths	vector, line_widths

Examples

# This example creates the Allais common consequence paradox choices, and
# draws them.

choice_ids <- c(1, 1, 1, 1, 2, 2, 2, 2)
gamble_ids <- c(1, 1, 1, 2, 1, 1, 2, 2)
outcome_ids <- c(1, 2, 3, 1, 1, 2, 1, 2)
objective_consequences <- c(2500, 2400, 0, 2400,
	2500, 0, 2400, 0)
probability_strings <- c("0.33", "0.66", "0.01", "1.0",
	"0.33", "0.67", "0.34", "0.66")
my_choices <- Choices(choice_ids=choice_ids,
	gamble_ids=gamble_ids,
	outcome_ids=outcome_ids,
	objective_consequences=objective_consequences,
	probability_strings=probability_strings)
my_choices

drawChoices(my_choices, decision_square_x=0.2, decision_square_edge_length=0.05,
	circle_radius=0.025, y_split_gap=0.1, x_split_offset=0.03,
	probability_text_digits=4, y_probability_text_offset=0.015,
	y_value_text_offset=0.005, x_value_text_offset=0.025,
	probability_text_font_colour="red", probability_text_font_size=11,
	objective_consequence_text_font_colour="blue",
	objective_consequence_text_font_size=11, label=c("A","B","C", "D"),
	label_font_colour=c("orange","magenta","green","blue"),
	label_font_size=c(11,11,11,11),
	label_positions=list(c(0.26,0.85),c(0.26,0.55),
		c(0.26,0.4),c(0.26,0.1)))

gary-au/pt documentation built on May 16, 2019, 5:41 p.m.