+++ /dev/null
-/*
-** Graph.h
-**
-** Made by Johnny Q. Hacker
-** Login <solarion@johnathan>
-**
-
- Copyright (C) 2008 Joseph Pingenot
-
- This program is free software: you can redistribute it and/or modify
- it under the terms of the GNU Affero General Public License as published by
- the Free Software Foundation, either version 3 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU Affero General Public License for more details.
-
- You should have received a copy of the GNU Affero General Public License
- along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-** Started on Thu Jul 17 10:51:32 2008 Johnny Q. Hacker
-** Last update Thu Jul 17 10:51:32 2008 Johnny Q. Hacker
-*/
-
-#ifndef GRAPHCLASS_H_
-#define GRAPHCLASS_H_
-
-#include <glib-2.0/glib-object.h>
-
-typedef enum {SQUARE, CIRCLE, STAR, PLUS, MINUS, CROSS} graph_symbol;
-
-struct graph_point {
- double x;
- double y;
- GString *label;
-};
-
-/*Bezier line*/
-struct graph_line {
- /*First point*/
- double p0_x;
- double p0_y;
- /*Control pts*/
- double p1_x;
- double p1_y;
- double p2_x;
- double p2_y;
- /*End point*/
- double p3_x;
- double p3_y;
-};
-
-struct graph_axis {
- double major_start;
- double major_step;
- int major;
- int minor;
- int subminor;
- GString *title;
-};
-
-typedef struct _Graph {
- GObject parent_instance;
- /*Array of n_points sets of x,y coords*/
- GPtrArray *points;
- /*This draws all of the lines (generally between points)*/
- GPtrArray *lines;
- double maxx;
- double minx;
- double maxy;
- double miny;
- graph_symbol symbol;
- struct graph_axis *xaxis;
- struct graph_axis *yaxis;
-} Graph;
-
-typedef struct _GraphClass {
- GObjectClass parent_class;
-} GraphClass;
-
-#define GRAPH_TYPE (graph_get_type())
-#define GRAPH(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GRAPH_TYPE, Graph))
-#define GRAPH_CLASS(obj) (G_TYPE_CHECK_CLASS_CAST ((obj), GRAPH, GraphClass))
-#define IS_GRAPH(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GRAPH_TYPE))
-#define IS_GRAPH_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE ((obj), GRAPH_CLASS_TYPE))
-#define GRAPH_GET_CLASS (G_TYPE_INSTANCE_GET_CLASS ((obj), GRAPH, GraphClass))
-
-Graph *graph_new(void);
-int graph_add_point(Graph* graph, double x, double y, const GString *label);
-int graph_add_graph_point(Graph* graph, struct graph_point *pt);
-int graph_add_line(Graph* graph, double p0_x, double p0_y, double p1_x, double p1_y, double p2_x, double p2_y, double p3_x, double p3_y);
-int graph_add_graph_line(Graph* graph, struct graph_line *l);
-void graph_add_linear_connectors(Graph* graph);
-/*Provide x0, x3; x1 and x2 will be set*/
-void graph_bezier_linear_to_cubic(double x0, double x3, double *x1, double *x2);
-/*Provide x0, x1, x2. x1 and x2 will be set appropriately.*/
-void graph_bezier_quadratic_to_cubic(double x0, double x3, double *x1, double *x2);
-void graph_set_xaxis(Graph *g, struct graph_axis *axis);
-void graph_set_yaxis(Graph *g, struct graph_axis *axis);
-int graph_autoset_xaxis(Graph *g, GString *title);
-int graph_autoset_yaxis(Graph *g, GString *title);
-
-
-
-#endif /* !GRAPHCLASS_H_ */