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/* Chrysalide - Outil d'analyse de fichiers binaires
* diagram.h - prototypes pour un composant d'affichage avec de digrammes
*
* Copyright (C) 2018 Cyrille Bagard
*
* This file is part of Chrysalide.
*
* Chrysalide is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* Chrysalide 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Chrysalide. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GTKEXT_DIAGRAM_H
#define _GTKEXT_DIAGRAM_H
#include <gtk/gtk.h>
#define GTK_TYPE_DIAGRAM gtk_diagram_get_type()
#define GTK_DIAGRAM(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GTK_TYPE_DIAGRAM, GtkDiagram))
#define GTK_IS_DIAGRAM(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GTK_TYPE_DIAGRAM))
#define GTK_DIAGRAM_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GTK_TYPE_DIAGRAM, GtkDiagramClass))
#define GTK_IS_DIAGRAM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GTK_TYPE_DIAGRAM))
#define GTK_DIAGRAM_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), GTK_TYPE_DIAGRAM, GtkDiagramClass))
/* Composant de dessin de diagramme (instance) */
typedef struct _GtkDiagram GtkDiagram;
/* Composant de dessin de diagramme (classe) */
typedef struct _GtkDiagramClass GtkDiagramClass;
/* Types de diagrammes supportés */
typedef enum _DiagramRenderingType
{
DRT_PIE, /* En camembert */
DRT_HISTO /* En barres */
} DiagramRenderingType;
/* Transmission de statistiques */
typedef struct _diagram_stat_t
{
double value; /* Valeur à représenter */
GdkRGBA color; /* Couleur de représentation */
char *desc; /* Eventuelle description */
} diagram_stat_t;
#define DIAGRAM_MARGIN 20
/* Détermine le type de l'afficheur de diagramme. */
GType gtk_diagram_get_type(void);
/* Crée une nouvelle instance de dessinateur de diagramme. */
GtkWidget *gtk_diagram_new(DiagramRenderingType, const GdkRGBA *);
/* Supprime tous les éléments représentés dans le diagramme. */
void gtk_diagram_clear_stats(GtkDiagram *);
/* Ajoute des éléments à représenter dans le diagramme. */
void gtk_diagram_add_stats(GtkDiagram *, const diagram_stat_t *, size_t);
#endif /* _GTKEXT_DIAGRAM_H */
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