gimp/app/info_window.c

234 lines
6.3 KiB
C

/* The GIMP -- an image manipulation program
* Copyright (C) 1995 Spencer Kimball and Peter Mattis
*
* 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 details.
*
* 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.
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "appenv.h"
#include "actionarea.h"
#include "colormaps.h"
#include "info_dialog.h"
#include "info_window.h"
#include "gdisplay.h"
#include "general.h"
#include "gximage.h"
#include "interface.h"
#include "libgimp/gimpintl.h"
#define MAX_BUF 256
typedef struct _InfoWinData InfoWinData;
struct _InfoWinData
{
char dimensions_str[MAX_BUF];
char scale_str[MAX_BUF];
char color_type_str[MAX_BUF];
char visual_class_str[MAX_BUF];
char visual_depth_str[MAX_BUF];
char shades_str[MAX_BUF];
char resolution_str[MAX_BUF];
};
/* The different classes of visuals */
static char *visual_classes[] =
{
N_("Static Gray"),
N_("Grayscale"),
N_("Static Color"),
N_("Pseudo Color"),
N_("True Color"),
N_("Direct Color"),
};
static void
get_shades (GDisplay *gdisp,
char *buf)
{
sprintf (buf, "Using GdkRgb - we'll get back to you");
#if 0
GtkPreviewInfo *info;
info = gtk_preview_get_info ();
switch (gimage_base_type (gdisp->gimage))
{
case GRAY:
sprintf (buf, "%d", info->ngray_shades);
break;
case RGB:
switch (gdisp->depth)
{
case 8 :
sprintf (buf, "%d / %d / %d",
info->nred_shades,
info->ngreen_shades,
info->nblue_shades);
break;
case 15 : case 16 :
sprintf (buf, "%d / %d / %d",
(1 << (8 - info->visual->red_prec)),
(1 << (8 - info->visual->green_prec)),
(1 << (8 - info->visual->blue_prec)));
break;
case 24 :
sprintf (buf, "256 / 256 / 256");
break;
}
break;
case INDEXED:
sprintf (buf, "%d", gdisp->gimage->num_cols);
break;
}
#endif
}
static void
info_window_close_callback (GtkWidget *w,
gpointer client_data)
{
info_dialog_popdown ((InfoDialog *) client_data);
}
/* displays information:
* image name
* image width, height
* zoom ratio
* image color type
* Display info:
* visual class
* visual depth
* shades of color/gray
*/
static ActionAreaItem action_items[] =
{
{ N_("Close"), info_window_close_callback, NULL, NULL },
};
InfoDialog *
info_window_create (void *gdisp_ptr)
{
InfoDialog *info_win;
GDisplay *gdisp;
InfoWinData *iwd;
char * title, * title_buf;
int type;
gdisp = (GDisplay *) gdisp_ptr;
title = prune_filename (gimage_filename (gdisp->gimage));
type = gimage_base_type (gdisp->gimage);
/* create the info dialog */
title_buf = g_strdup_printf (_("%s: Window Info"), title);
info_win = info_dialog_new (title_buf);
g_free (title_buf);
iwd = (InfoWinData *) g_malloc (sizeof (InfoWinData));
info_win->user_data = iwd;
iwd->dimensions_str[0] = '\0';
iwd->resolution_str[0] = '\0';
iwd->scale_str[0] = '\0';
iwd->color_type_str[0] = '\0';
iwd->visual_class_str[0] = '\0';
iwd->visual_depth_str[0] = '\0';
iwd->shades_str[0] = '\0';
/* add the information fields */
info_dialog_add_field (info_win, _("Dimensions (w x h): "), iwd->dimensions_str, NULL, NULL);
info_dialog_add_field (info_win, _("Resolution: "), iwd->resolution_str, NULL, NULL);
info_dialog_add_field (info_win, _("Scale Ratio: "), iwd->scale_str, NULL, NULL);
info_dialog_add_field (info_win, _("Display Type: "), iwd->color_type_str, NULL, NULL);
info_dialog_add_field (info_win, _("Visual Class: "), iwd->visual_class_str, NULL, NULL);
info_dialog_add_field (info_win, _("Visual Depth: "), iwd->visual_depth_str, NULL, NULL);
if (type == RGB)
info_dialog_add_field (info_win, _("Shades of Color: "), iwd->shades_str, NULL, NULL);
else if (type == INDEXED)
info_dialog_add_field (info_win, _("Shades: "), iwd->shades_str, NULL, NULL);
else if (type == GRAY)
info_dialog_add_field (info_win, _("Shades of Gray: "), iwd->shades_str, NULL, NULL);
/* update the fields */
info_window_update (info_win, gdisp_ptr);
/* Create the action area */
action_items[0].user_data = info_win;
build_action_area (GTK_DIALOG (info_win->shell), action_items, 1, 0);
return info_win;
}
void
info_window_free (InfoDialog *info_win)
{
g_free (info_win->user_data);
info_dialog_free (info_win);
}
void
info_window_update (InfoDialog *info_win,
void *gdisp_ptr)
{
GDisplay *gdisp;
InfoWinData *iwd;
int type;
gdisp = (GDisplay *) gdisp_ptr;
iwd = (InfoWinData *) info_win->user_data;
/* width and height */
g_snprintf (iwd->dimensions_str, MAX_BUF, "%d x %d",
(int) gdisp->gimage->width, (int) gdisp->gimage->height);
/* image resolution */
g_snprintf (iwd->resolution_str, MAX_BUF, "%g x %g dpi",
gdisp->gimage->xresolution,
gdisp->gimage->yresolution);
/* user zoom ratio */
g_snprintf (iwd->scale_str, MAX_BUF, "%d:%d",
SCALEDEST (gdisp), SCALESRC (gdisp));
type = gimage_base_type (gdisp->gimage);
/* color type */
if (type == RGB)
g_snprintf (iwd->color_type_str, MAX_BUF, "%s", _("RGB Color"));
else if (type == GRAY)
g_snprintf (iwd->color_type_str, MAX_BUF, "%s", _("Grayscale"));
else if (type == INDEXED)
g_snprintf (iwd->color_type_str, MAX_BUF, "%s", _("Indexed Color"));
/* visual class */
if (type == RGB ||
type == INDEXED)
g_snprintf (iwd->visual_class_str, MAX_BUF, "%s", visual_classes[g_visual->type]);
else if (type == GRAY)
g_snprintf (iwd->visual_class_str, MAX_BUF, "%s", visual_classes[g_visual->type]);
/* visual depth */
g_snprintf (iwd->visual_depth_str, MAX_BUF, "%d", gdisp->depth);
/* pure color shades */
get_shades (gdisp, iwd->shades_str);
info_dialog_update (info_win);
}