gseisviewtool.c

segy 显示程序！希望能给正在做这部分朋友提供一部分资料

/* 
 * 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]>
 */

#include <gdk/gdkkeysyms.h>

#include "gseisviewtool.h"

G_DEFINE_TYPE (GSeisViewTool, g_seis_view_tool, G_TYPE_OBJECT)


#define G_SEIS_VIEW_TOOL_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE((obj), G_SEIS_TYPE_VIEW_TOOL, GSeisViewToolPrivate))

typedef struct _GSeisViewToolPrivate GSeisViewToolPrivate;

struct _GSeisViewToolPrivate {
    GSeisViewTool *current_tool;
    GSeisViewTool *alt_tool1;
    GSeisViewTool *alt_tool2;
    GSeisViewTool *alt_tool3;
};

static void g_seis_view_tool_attach_notify_base (GSeisViewTool *self, GtkWidget *seis_view_gl) {
}
static void g_seis_view_tool_detach_notify_base (GSeisViewTool *self, GtkWidget *seis_view_gl) {
}
static void g_seis_view_tool_button_event_base (GSeisViewTool *self, GtkWidget *seis_view_gl, GdkEventButton *event,
                                                GSeisViewDataVisibility *data_visibility) {
}
static void g_seis_view_tool_scroll_event_base (GSeisViewTool *self, GtkWidget *seis_view_gl, GdkEventScroll *event,
                                                GSeisViewDataVisibility *data_visibility) {
}
static void g_seis_view_tool_enter_event_base (GSeisViewTool *self, GtkWidget *seis_view_gl, GdkEventCrossing *event,
                                               GSeisViewDataVisibility *data_visibility) {
}
static void g_seis_view_tool_leave_event_base (GSeisViewTool *self, GtkWidget *seis_view_gl, GdkEventCrossing *event,
                                               GSeisViewDataVisibility *data_visibility) {
}
static void g_seis_view_tool_motion_event_base (GSeisViewTool *self, GtkWidget *seis_view_gl, GdkEventMotion *event,
                                                GSeisViewDataVisibility *data_visibility) {
}
static void g_seis_view_tool_key_event_base (GSeisViewTool *self, GtkWidget *seis_view_gl, GdkEventKey *event,
                                             GSeisViewDataVisibility *data_visibility) {
}
static void g_seis_view_tool_redraw_event_base (GSeisViewTool *self, GtkWidget *seis_view_gl,
                                                GSeisViewDataVisibility *data_visibility) {
}
static void g_seis_view_tool_resize_event_base (GSeisViewTool *self, GtkWidget *seis_view_gl,
                                                GSeisViewDataVisibility *data_visibility) {
}

void g_seis_view_tool_set_alt_tool1 (GSeisViewTool *tool, GSeisViewTool *alt_tool1) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    if (private->alt_tool1)
        g_object_unref (G_OBJECT (private->alt_tool1));

    private->alt_tool1 = alt_tool1;

    if (private->alt_tool1)
        g_object_ref (G_OBJECT (private->alt_tool1));
}

void g_seis_view_tool_set_alt_tool2 (GSeisViewTool *tool, GSeisViewTool *alt_tool2) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    if (private->alt_tool2)
        g_object_unref (G_OBJECT (private->alt_tool2));

    private->alt_tool2 = alt_tool2;
    if (private->alt_tool2)
        g_object_ref (G_OBJECT (private->alt_tool2));
}

void g_seis_view_tool_set_alt_tool3 (GSeisViewTool *tool, GSeisViewTool *alt_tool3) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    if (private->alt_tool3)
        g_object_unref (G_OBJECT (private->alt_tool3));

    private->alt_tool3 = alt_tool3;
    if (private->alt_tool3)
        g_object_ref (G_OBJECT (private->alt_tool3));
}

void g_seis_view_tool_attach_notify (GSeisViewTool *tool, GtkWidget *seis_view_gl) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    G_SEIS_VIEW_TOOL_GET_CLASS (G_OBJECT (private->current_tool))->view_attach_notify (private->current_tool, seis_view_gl);

    if (private->current_tool != tool)
        tool->show_cross = private->current_tool->show_cross;
}

void g_seis_view_tool_detach_notify (GSeisViewTool *tool, GtkWidget *seis_view_gl) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    G_SEIS_VIEW_TOOL_GET_CLASS (G_OBJECT (private->current_tool))->view_detach_notify (private->current_tool, seis_view_gl);

    if (private->current_tool != tool)
        tool->show_cross = private->current_tool->show_cross;
}

void g_seis_view_tool_button_event (GSeisViewTool *tool, GtkWidget *seis_view_gl, GdkEventButton *event,
                                    GSeisViewDataVisibility *data_visibility) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    if (0 == (private->current_tool->event_mask & G_SEIS_VIEW_TOOL_BUTTON_EVENT))
        return;

    G_SEIS_VIEW_TOOL_GET_CLASS (G_OBJECT (private->current_tool))->view_button_event (private->current_tool, seis_view_gl,
                                                                                      event, data_visibility);

    if (private->current_tool != tool)
        tool->show_cross = private->current_tool->show_cross;
}

void g_seis_view_tool_scroll_event (GSeisViewTool *tool, GtkWidget *seis_view_gl, GdkEventScroll *event,
                                    GSeisViewDataVisibility *data_visibility) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    if (0 == (private->current_tool->event_mask & G_SEIS_VIEW_TOOL_SCROLL_EVENT))
        return;

    G_SEIS_VIEW_TOOL_GET_CLASS (G_OBJECT (private->current_tool))->view_scroll_event (private->current_tool, seis_view_gl,
                                                                                      event, data_visibility);

    if (private->current_tool != tool)
        tool->show_cross = private->current_tool->show_cross;
}

void g_seis_view_tool_enter_event (GSeisViewTool *tool, GtkWidget *seis_view_gl, GdkEventCrossing *event,
                                   GSeisViewDataVisibility *data_visibility) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    if (0 == (private->current_tool->event_mask & G_SEIS_VIEW_TOOL_ENTER_EVENT))
        return;

    G_SEIS_VIEW_TOOL_GET_CLASS (G_OBJECT (private->current_tool))->view_enter_event (private->current_tool, seis_view_gl,
                                                                                     event, data_visibility);

    if (private->current_tool != tool)
        tool->show_cross = private->current_tool->show_cross;
}

void g_seis_view_tool_leave_event (GSeisViewTool *tool, GtkWidget *seis_view_gl, GdkEventCrossing *event,
                                   GSeisViewDataVisibility *data_visibility) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    if (0 == (private->current_tool->event_mask & G_SEIS_VIEW_TOOL_LEAVE_EVENT))
        return;

    G_SEIS_VIEW_TOOL_GET_CLASS (G_OBJECT (private->current_tool))->view_leave_event (private->current_tool, seis_view_gl,
                                                                                     event, data_visibility);

    if (private->current_tool != tool)
        tool->show_cross = private->current_tool->show_cross;
}

void g_seis_view_tool_motion_event (GSeisViewTool *tool, GtkWidget *seis_view_gl, GdkEventMotion *event,
                                    GSeisViewDataVisibility *data_visibility) {
    GSeisViewToolPrivate *private = G_SEIS_VIEW_TOOL_GET_PRIVATE (tool);

    if (0 == (private->current_tool->event_mask & G_SEIS_VIEW_TOOL_MOTION_EVENT))
        return;

    G_SEIS_VIEW_TOOL_GET_CLASS (G_OBJECT (private->current_tool))->view_motion_event (private->current_tool, seis_view_gl,
                                                                                      event, data_visibility);

    if (private->current_tool != tool)
        tool->show_cross = private->current_tool->show_cross;