Lines Matching refs:graph
4 struct graph;
11 struct graph *graph_new(unsigned int xdim, unsigned int ydim, const char *font);
12 /* graph_new() Returns a new graph structure of the given dimensions and font */
13 void graph_set_size(struct graph *g, unsigned int xdim, unsigned int ydim);
14 /* graph_set_size() Changes the size of a graph to the given dimensions. */
15 void graph_set_position(struct graph *g, double xoffset, double yoffset);
16 /* graph_set_position() sets the x- and y-offset to translate the graph */
17 void bar_graph_draw(struct graph *g, cairo_t *cr);
18 /* bar_graph_draw() draws the given graph as a bar graph */
19 void line_graph_draw(struct graph *g, cairo_t *cr);
20 /* line_graph_draw draws the given graph as a line graph */
21 void line_graph_set_data_count_limit(struct graph *g, int per_label_limit);
23 * be added to a line graph. Once the limit is reached, the oldest data
26 void graph_set_font(struct graph *g, const char *font);
27 void graph_title(struct graph *g, const char *title);
28 /* graph_title() sets the main title of the graph to the given string */
29 void graph_x_title(struct graph *g, const char *title);
31 void graph_y_title(struct graph *g, const char *title);
33 graph_label_t graph_add_label(struct graph *g, const char *label);
35 * For line charts, each label is a separate line on the graph.
49 * For a line graph, the 'x's For a bar graph,
55 int graph_add_data(struct graph *g, graph_label_t label, const double value);
56 /* graph_add_data() is used to add data to the labels of a bar graph */
57 int graph_add_xy_data(struct graph *g, graph_label_t label,
59 /* graph_add_xy_data is used to add data to the labels of a line graph */
61 void graph_set_color(struct graph *g, graph_label_t label,
65 * a line graph. INVISIBLE_COLOR can be used to plot the data invisibly.
70 void graph_free(struct graph *bg);
71 /* free a graph allocated by graph_new() */
73 typedef void (*graph_axis_unit_change_callback)(struct graph *g, int power_of_ten);
74 void graph_x_axis_unit_change_notify(struct graph *g, graph_axis_unit_change_callback f);
75 void graph_y_axis_unit_change_notify(struct graph *g, graph_axis_unit_change_callback f);
83 void graph_add_extra_space(struct graph *g, double left_percent, double right_percent,
85 /* graph_add_extra_space() adds extra space to edges of the the graph
89 extern int graph_has_tooltips(struct graph *g);
90 extern const char *graph_find_tooltip(struct graph *g, int x, int y);
91 extern int graph_contains_xy(struct graph *p, int x, int y);
93 extern void graph_set_base_offset(struct graph *g, unsigned int base_offset);
94 extern void graph_set_graph_all_zeroes(struct graph *g, unsigned int set);
96 extern void graph_clear_values(struct graph *g);
