gtkseisviewgl.h

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/* 
 * GTKSEISVIEWGL - Library for rendering of 2D seismic data
 *
 * Copyright (C) 2006 Vladimir Bashkardin
 *
 * This program 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 2 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
 * General Public License for more av.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 *
 * Author:  Vladimir Bashkardin  <[e-mail]>
 */

#ifndef __GTK_SEIS_VIEW_GL_H__
#define __GTK_SEIS_VIEW_GL_H__

#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gtkseisviewgl/gseispalette.h>
#include <gtkseisviewgl/gseisviewtool.h>
#include <gtkseisviewgl/gseisviewaxis.h>

G_BEGIN_DECLS

#define GTK_TYPE_SEIS_VIEW_GL            (gtk_seis_view_gl_get_type ())
#define GTK_SEIS_VIEW_GL(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), GTK_TYPE_SEIS_VIEW_GL, GtkSeisViewGl))
#define GTK_SEIS_VIEW_GL_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass), GTK_TYPE_SEIS_VIEW_GL, GtkSeisViewGlClass))
#define GTK_IS_SEIS_VIEW_GL(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GTK_TYPE_SEIS_VIEW_GL))
#define GTK_IS_SEIS_VIEW_GL_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GTK_TYPE_SEIS_VIEW_GL))
#define GTK_SEIS_VIEW_GL_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj), GTK_TYPE_SEIS_VIEW_GL, GtkSeisViewGlClass))

typedef struct _GtkSeisViewGl GtkSeisViewGl;
typedef struct _GtkSeisViewGlClass GtkSeisViewGlClass;

typedef enum {
    GTK_SEIS_VIEW_VD = 1 << 0,
    GTK_SEIS_VIEW_VA = 1 << 1,
    GTK_SEIS_VIEW_WIGGLE = 1 << 2
} GtkSeisViewDisplayMode;

typedef enum {
    GTK_SEIS_VIEW_VA_POSITIVE,
    GTK_SEIS_VIEW_VA_NEGATIVE
} GtkSeisViewVAFill;

typedef enum {
    GTK_SEIS_VIEW_MINMAX_PER_ENSEMBLE,
    GTK_SEIS_VIEW_MINMAX_PER_TRACE
} GtkSeisViewMinMax;

typedef enum {
    GTK_SEIS_VIEW_SIGNAL_AUTODETECT,
    GTK_SEIS_VIEW_SIGNAL_BIPOLAR,
    GTK_SEIS_VIEW_SIGNAL_UNIPOLAR
} GtkSeisViewSignal;

typedef enum {
    GTK_SEIS_VIEW_COLORING_SYMMETRIC,
    GTK_SEIS_VIEW_COLORING_ASYMMETRIC
} GtkSeisViewColoring;

struct _GtkSeisViewGl {
    GtkDrawingArea parent;
};

struct _GtkSeisViewGlClass {
    GtkDrawingAreaClass parent_class;

    guint pointer_enter_id;
    guint pointer_leave_id;
    guint pointer_position_id;
    guint data_is_set_id;
    guint pixbuf_progress_id;
    guint pixbuf_rendered_id;

    void (*pointer_enter) (GtkSeisViewGl *self);
    void (*pointer_leave) (GtkSeisViewGl *self);
    gboolean (*pointer_position) (GtkSeisViewGl *self, gfloat slow_pos_data, gfloat fast_pos_data);
    void (*data_is_set) (GtkSeisViewGl *self);
    gboolean (*pixbuf_progress) (GtkSeisViewGl *self, gfloat fraction, GdkPixbuf *pixbuf);
    void (*pixbuf_rendered) (GtkSeisViewGl *self, GdkPixbuf *pixbuf);
};

GType		gtk_seis_view_gl_get_type (void) G_GNUC_CONST;
GtkWidget*	gtk_seis_view_gl_new (void);
GtkWidget*	gtk_seis_view_gl_new_threaded (void);
GtkWidget*	gtk_seis_view_gl_new_shared (GtkSeisViewGl *shared_seis_view_gl);

gboolean gtk_seis_view_gl_can_render_offscreen (GtkSeisViewGl *self);
gboolean gtk_seis_view_gl_can_change_palette_fast (GtkSeisViewGl *self);
gboolean gtk_seis_view_gl_has_real_amplitudes (GtkSeisViewGl *self);
gboolean gtk_seis_view_gl_is_threaded (GtkSeisViewGl *self);

void gtk_seis_view_gl_stop_rendering_thread (GtkSeisViewGl *self);

void gtk_seis_view_gl_set_palette (GtkSeisViewGl *self, GSeisPalette *palette);
void gtk_seis_view_gl_set_axes_corner_color (GtkSeisViewGl *self, const GSeisColor *corner_color);
void gtk_seis_view_gl_set_trace_color (GtkSeisViewGl *self, const GSeisColor *trace_color);
void gtk_seis_view_gl_set_underlayer_color (GtkSeisViewGl *self, const GSeisColor *underlayer_color);
void gtk_seis_view_gl_set_highlight_color (GtkSeisViewGl *self, const GSeisColor *highlight_color);
void gtk_seis_view_gl_set_display_mode (GtkSeisViewGl *self, GtkSeisViewDisplayMode mode);
void gtk_seis_view_gl_set_va_fill_mode (GtkSeisViewGl *self, GtkSeisViewVAFill mode);
void gtk_seis_view_gl_set_inverse_polarity (GtkSeisViewGl *self, gboolean inverse);
void gtk_seis_view_gl_set_show_cross (GtkSeisViewGl *self, gboolean show);
void gtk_seis_view_gl_set_traces_scale (GtkSeisViewGl *self, gfloat scale);
void gtk_seis_view_gl_set_agc_use (GtkSeisViewGl *self, gboolean use_agc, gfloat agc_window);
void gtk_seis_view_gl_set_generate_wiggles (GtkSeisViewGl *self, gboolean generate);
void gtk_seis_view_gl_set_minmax_mode (GtkSeisViewGl *self, GtkSeisViewMinMax mode);
void gtk_seis_view_gl_set_signal_type (GtkSeisViewGl *self, GtkSeisViewSignal type);
void gtk_seis_view_gl_set_coloring_mode (GtkSeisViewGl *self, GtkSeisViewColoring mode);
void gtk_seis_view_gl_set_data (GtkSeisViewGl *self, gfloat *samples, guint32 slow_num, guint32 fast_num,
                                gfloat *samples_display);
void gtk_seis_view_gl_set_data_viewport (GtkSeisViewGl *self, gdouble slow_start_data, gdouble slow_size_data,
                                                              gdouble fast_start_data, gdouble fast_size_data);
void gtk_seis_view_gl_set_highlight_area (GtkSeisViewGl *self, gdouble slow_start_data, gdouble slow_size_data);
void gtk_seis_view_gl_set_active_tool (GtkSeisViewGl *self, GSeisViewTool *tool);
void gtk_seis_view_gl_set_axis (GtkSeisViewGl *self, GSeisViewAxisType axis_type, GSeisViewAxis *axis);
void gtk_seis_view_gl_axis_refresh (GtkSeisViewGl *self, GSeisViewAxisType axis_type);
void gtk_seis_view_gl_redraw (GtkSeisViewGl *widget);
void gtk_seis_view_gl_render_to_pixbuf (GtkSeisViewGl *self, gint width, gint height);

G_END_DECLS

#endif /* __GTK_SEIS_VIEW_GL_H__ */