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/* gtkplotsurface - 3d scientific plots widget for gtk+
* Copyright 1999-2001 Adrian E. Feiguin <feiguin@ifir.edu.ar>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifndef __GTK_PLOT_SURFACE_H__
#define __GTK_PLOT_SURFACE_H__
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
#include "gtkplot.h"
#include "gtkplotdt.h"
#define GTK_PLOT_SURFACE(obj) G_TYPE_CHECK_INSTANCE_CAST (obj, gtk_plot_surface_get_type (), GtkPlotSurface)
#define G_TYPE_PLOT_SURFACE (gtk_plot_surface_get_type ())
#define GTK_PLOT_SURFACE_CLASS(klass) G_TYPE_CHECK_CLASS_CAST (klass, gtk_plot_surface_get_type(), GtkPlotSurfaceClass)
#define GTK_IS_PLOT_SURFACE(obj) G_TYPE_CHECK_INSTANCE_TYPE (obj, gtk_plot_surface_get_type ())
typedef struct _GtkPlotPolygon GtkPlotPolygon;
typedef struct _GtkPlotSurface GtkPlotSurface;
typedef struct _GtkPlotSurfaceClass GtkPlotSurfaceClass;
/**
* GtkPlotiPolygon:
*
* The GtkPlotPolygon struct contains only private data.
* It should only be accessed through the functions described below.
*/
struct _GtkPlotPolygon
{
GtkPlotDTtriangle *t; /* parent triangle */
GtkPlotVector xyz[4]; /* points */
GtkPlotVector p[4]; /* pixels */
gint n; /* number of points */
gdouble level;
gboolean cut_level;
gboolean sublevel;
};
/**
* GtkPlotSurface:
*
* The GtkPlotSurface struct contains only private data.
* It should only be accessed through the functions described below.
*/
struct _GtkPlotSurface
{
GtkPlotData data;
GdkColor color;
GdkColor shadow;
GdkColor grid_foreground;
GdkColor grid_background;
gboolean use_height_gradient;
gboolean use_amplitud;
GtkPlotVector light;
gdouble ambient;
gint nx, ny;
GtkPlotDT *dt;
gboolean recalc_dt;
GList *polygons;
gboolean show_grid;
gboolean show_mesh;
gboolean transparent;
gdouble xstep, ystep;
GtkPlotLine mesh_line;
};
struct _GtkPlotSurfaceClass
{
GtkPlotDataClass parent_class;
void (*build_polygons) (GtkPlotSurface *surface);
void (*sort_polygons) (GtkPlotSurface *surface);
void (*draw_polygons) (GtkPlotSurface *surface);
};
GType gtk_plot_surface_get_type (void);
GtkWidget* gtk_plot_surface_new (void);
GtkWidget* gtk_plot_surface_new_function (GtkPlotFunc3D function);
void gtk_plot_surface_construct_function (GtkPlotSurface *surface,
GtkPlotFunc3D function);
void gtk_plot_surface_set_color (GtkPlotSurface *data,
GdkColor *color);
void gtk_plot_surface_set_shadow (GtkPlotSurface *data,
GdkColor *color);
void gtk_plot_surface_set_grid_foreground (GtkPlotSurface *data,
GdkColor *foreground);
void gtk_plot_surface_set_grid_background (GtkPlotSurface *data,
GdkColor *background);
void gtk_plot_surface_set_grid_visible (GtkPlotSurface *data,
gboolean visible);
gboolean gtk_plot_surface_get_grid_visible (GtkPlotSurface *data);
void gtk_plot_surface_set_mesh_visible (GtkPlotSurface *data,
gboolean visible);
gboolean gtk_plot_surface_get_mesh_visible (GtkPlotSurface *data);
void gtk_plot_surface_set_light (GtkPlotSurface *data,
gdouble x,
gdouble y,
gdouble z);
void gtk_plot_surface_set_ambient (GtkPlotSurface *data,
gdouble ambient);
void gtk_plot_surface_use_height_gradient (GtkPlotSurface *data,
gboolean use_gradient);
void gtk_plot_surface_use_amplitud (GtkPlotSurface *data,
gboolean use_amplitud);
void gtk_plot_surface_set_transparent(GtkPlotSurface *data,
gboolean transparent);
void gtk_plot_surface_set_points (GtkPlotSurface *data,
gdouble *x,
gdouble *y,
gdouble *z,
gdouble *dx,
gdouble *dy,
gdouble *dz,
gint nx, gint ny);
void gtk_plot_surface_get_points (GtkPlotSurface *data,
gdouble **x,
gdouble **y,
gdouble **z,
gdouble **dx,
gdouble **dy,
gdouble **dz,
gint *nx, gint *ny);
GtkPlotArray * gtk_plot_surface_set_x (GtkPlotSurface *data,
gdouble *x);
GtkPlotArray * gtk_plot_surface_set_y (GtkPlotSurface *data,
gdouble *y);
GtkPlotArray * gtk_plot_surface_set_z (GtkPlotSurface *data,
gdouble *z);
GtkPlotArray * gtk_plot_surface_set_dx (GtkPlotSurface *data,
gdouble *dx);
GtkPlotArray * gtk_plot_surface_set_dy (GtkPlotSurface *data,
gdouble *dy);
GtkPlotArray * gtk_plot_surface_set_dz (GtkPlotSurface *data,
gdouble *dz);
gdouble * gtk_plot_surface_get_x (GtkPlotSurface *dataset,
gint *nx);
gdouble * gtk_plot_surface_get_y (GtkPlotSurface *dataset,
gint *ny);
gdouble * gtk_plot_surface_get_z (GtkPlotSurface *dataset,
gint *nx, gint *ny);
gdouble * gtk_plot_surface_get_dx (GtkPlotSurface *dataset);
gdouble * gtk_plot_surface_get_dy (GtkPlotSurface *dataset);
gdouble * gtk_plot_surface_get_dz (GtkPlotSurface *dataset);
void gtk_plot_surface_set_nx (GtkPlotSurface *dataset,
gint nx);
void gtk_plot_surface_set_ny (GtkPlotSurface *dataset,
gint ny);
gint gtk_plot_surface_get_nx (GtkPlotSurface *dataset);
gint gtk_plot_surface_get_ny (GtkPlotSurface *dataset);
void gtk_plot_surface_set_xstep (GtkPlotSurface *dataset,
gdouble xstep);
void gtk_plot_surface_set_ystep (GtkPlotSurface *dataset,
gdouble ystep);
gdouble gtk_plot_surface_get_xstep (GtkPlotSurface *dataset);
gdouble gtk_plot_surface_get_ystep (GtkPlotSurface *dataset);
void gtk_plot_surface_build_mesh (GtkPlotSurface *surface);
void gtk_plot_surface_recalc_nodes (GtkPlotSurface *surface);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* __GTK_PLOT_SURFACE_H__ */
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