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gimp/plug-ins/Encript_Decript/Encript_Decript.c

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Initial revision
1997-11-24 22:05:25 +00:00
/**********************************************************************
* Encript_Decript Plug-In (Version 1.01, first public release)
* Daniel Cotting (cotting@mygale.org)
**********************************************************************
* Official Homepage: http://www.mygale.org/~cotting
**********************************************************************
* Homepages under construction: http://www.chez.com/cotting
* http://www.cyberbrain.com/cotting
* You won't be able to see anything yet, as I don't really have the
* time to build up these two sites :-(
* Have a look at www.mygale.org/~cotting instead!
**********************************************************************
*/
/* 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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include "libgimp/gimp.h"
#include "gtk/gtk.h"
#include "logo.h"
#define ENTRY_WIDTH 100
typedef struct {
gint password;
gint warningmessage;
} EncriptValues;
typedef struct {
gint run;
} EncriptInterface;
/* Declare local functions.
*/
static void query(void);
static void run(char *name, int nparams,
GParam *param,
int *nreturn_vals,
GParam **return_vals);
static void drawEncript(GDrawable *drawable);
static gint encript_dialog(void);
static gint encript_warning_dialog(void);
static gint encript_enter_dialog(void);
static gint encript_no_last_val_dialog(void);
GtkWidget * encript_logo_dialog(void);
GtkWidget *maindlg;
GtkWidget *logodlg;
GtkTooltips *tips;
GdkColor tips_fg,tips_bg;
GPlugInInfo PLUG_IN_INFO =
{
NULL, /* init_proc */
NULL, /* quit_proc */
query, /* query_proc */
run, /* run_proc */
};
static EncriptValues wvals = {
0,1,
}; /* wvals */
static EncriptInterface bint =
{
FALSE /* run */
};
MAIN()
static void
query(void)
{
static GParamDef args[] =
{
{ PARAM_INT32, "run_mode", "Interactive, non-interactive" },
{ PARAM_IMAGE, "image", "Input image (unused)" },
{ PARAM_DRAWABLE, "drawable", "Input drawable" },
{ PARAM_INT8, "password", "Numeric password (used to encript and decript)" },
{ PARAM_INT8, "warning", "Disable warning message toggle (only in RUN_INTERACTIVE)" },
};
static GParamDef *return_vals = NULL;
static int nargs = sizeof(args)/ sizeof(args[0]);
static int nreturn_vals = 0;
gimp_install_procedure("plug_in_encript",
"Encript the image using a code, second call with same code decripts image.",
"",
"Daniel Cotting (cotting@mygale.org, http://www.mygale.org/~cotting)",
"Daniel Cotting (cotting@mygale.org, http://www.mygale.org/~cotting)",
"October, 1997",
"<Image>/Filters/Image/Encript & Decript",
"RGB*, GRAY*, INDEXED*",
PROC_PLUG_IN,
nargs, nreturn_vals,
args, return_vals);
}
static void
run(char *name,
int nparams,
GParam *param,
int *nreturn_vals,
GParam **return_vals)
{
static GParam values[1];
GDrawable *drawable;
int succeeded=1;
GRunModeType run_mode;
GStatusType status = STATUS_SUCCESS;
gchar **argv;
gint argc;
run_mode = param[0].data.d_int32;
values[0].type = PARAM_STATUS;
values[0].data.d_status = status;
*nreturn_vals = 1;
*return_vals = values;
drawable = gimp_drawable_get(param[2].data.d_drawable);
switch(run_mode) {
case RUN_INTERACTIVE:
/* Possibly retrieve data */
gimp_get_data("plug_in_encript", &wvals);
/* Get information from the dialog */
argc = 1;
argv = g_new(gchar *, 1);
argv[0] = g_strdup("apply_encript");
gtk_init(&argc, &argv);
gtk_rc_parse(gimp_gtkrc());
do {
if (!encript_dialog())
return;
} while ((wvals.password==0) && (succeeded=encript_enter_dialog()));
if (!succeeded)
return;
if (wvals.warningmessage)
if (!encript_warning_dialog())
return;
break;
case RUN_NONINTERACTIVE:
/* Make sure all the arguments are present */
if (nparams != 5)
status = STATUS_CALLING_ERROR;
if (status == STATUS_SUCCESS)
wvals.password = param[3].data.d_int8;
wvals.warningmessage = param[4].data.d_int8;
break;
case RUN_WITH_LAST_VALS:
/* Possibly retrieve data */
gimp_get_data("plug_in_encript", &wvals);
encript_no_last_val_dialog();
return;
break;
default:
break;
}
if (status == STATUS_SUCCESS) {
gimp_tile_cache_ntiles(2 *(drawable->width / gimp_tile_width() + 1));
gimp_progress_init("Encripting Image. Please wait...");
drawEncript(drawable);
/* Delete active Password */
wvals.password=0;
if(run_mode != RUN_NONINTERACTIVE)
gimp_displays_flush();
if(run_mode == RUN_INTERACTIVE)
gimp_set_data("plug_in_encript", &wvals, sizeof(EncriptValues));
values[0].data.d_status = status;
gimp_drawable_detach(drawable);
}
}
static void
drawEncript(GDrawable *drawable)
{
GPixelRgn srcPR, destPR;
gint width, height;
gint bytes;
gint row;
gint x1, y1, x2, y2, ix, iy;
guchar *src, *dest;
int password;
gint i, col;
gfloat regionwidth, regionheight, dx, dy;
gfloat a, b, x, y;
glong pixelpos, pos;
guchar bgr_red, bgr_blue, bgr_green;
gimp_palette_get_background(&bgr_red, &bgr_green, &bgr_blue);
gimp_drawable_mask_bounds(drawable->id, &x1, &y1, &x2, &y2);
regionwidth = x2-x1;
a = regionwidth/2;
regionheight = y2-y1;
b = regionheight/2;
width = drawable->width;
height = drawable->height;
bytes = drawable->bpp;
gimp_pixel_rgn_init(&srcPR, drawable, 0, 0, width, height, FALSE, FALSE);
gimp_pixel_rgn_init(&destPR, drawable, 0, 0, width, height, TRUE, TRUE);
src = g_malloc((x2-x1)*(y2-y1)*bytes);
dest = g_malloc((x2-x1)*(y2-y1)*bytes);
gimp_pixel_rgn_get_rect(&srcPR, src, x1, y1, regionwidth, regionheight);
password=wvals.password;
srand(password);
for(col = 0; col < regionwidth; col++) {
dx = (gfloat)col - a;
for(row = 0; row < regionheight; row++) {
pixelpos = (col+row*regionwidth)*bytes;
dy = -((gfloat)row - b);
x = dx+a;
y = -dy+b;
ix=(int)x;
iy=(int)y;
pos = ((gint)(iy)*regionwidth + (gint)(ix)) * bytes;
for(i = 0; i < bytes; i++) {
dest[pixelpos+i] = src[pos+i] ^(int)(rand()*255)^(int)(rand()*255); }
}
if(((gint)(regionwidth-col) % 5) == 0)
gimp_progress_update((gdouble)col/(gdouble)regionwidth);
}
gimp_pixel_rgn_set_rect(&destPR, dest, x1, y1, regionwidth, regionheight);
g_free(src);
g_free(dest);
gimp_drawable_flush(drawable);
gimp_drawable_merge_shadow(drawable->id, TRUE);
gimp_drawable_update(drawable->id, x1, y1,(x2 - x1),(y2 - y1));
}
static void
encript_close_callback(GtkWidget *widget, gpointer data)
{
gtk_main_quit();
}
static void
encript_ok_callback(GtkWidget *widget, gpointer data)
{
bint.run = TRUE;
gtk_widget_destroy(GTK_WIDGET (data));
}
static void
encript_logo_ok_callback(GtkWidget *widget, gpointer data)
{
gtk_widget_set_sensitive (maindlg, TRUE);
gtk_widget_destroy(logodlg);
}
static void
encript_about_callback(GtkWidget *widget, gpointer data)
{
gtk_widget_set_sensitive (maindlg, FALSE);
encript_logo_dialog();
}
static void
toggle_update (GtkWidget *widget,
gpointer data)
{
int *toggle_val;
toggle_val = (int *) data;
if (GTK_TOGGLE_BUTTON (widget)->active)
*toggle_val = TRUE;
else
*toggle_val = FALSE;
}
static void
encript_entry_callback(GtkWidget *widget, gpointer data)
{
wvals.password = atof(gtk_entry_get_text(GTK_ENTRY(widget)));
}
static void
set_tooltip (GtkTooltips *tooltips, GtkWidget *widget, const char *desc)
{
if (desc && desc[0])
gtk_tooltips_set_tips (tooltips, widget, (char *) desc);
}
static gint
encript_dialog()
{
GtkWidget *dlg;
GtkWidget *label;
GtkWidget *entry;
GtkWidget *button;
GtkWidget *toggle;
GtkWidget *frame;
GtkWidget *vbox;
GtkWidget *hbox;
gchar buffer[12];
bint.run=FALSE;
dlg = maindlg = gtk_dialog_new();
gtk_window_set_title(GTK_WINDOW(dlg), "Encript&Decript (cotting@mygale.org)");
gtk_window_position(GTK_WINDOW(dlg), GTK_WIN_POS_MOUSE);
gtk_signal_connect(GTK_OBJECT(dlg), "destroy",
(GtkSignalFunc)encript_close_callback,
NULL);
frame = gtk_frame_new("Parameter Settings");
gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_ETCHED_IN);
gtk_container_border_width(GTK_CONTAINER(frame), 10);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->vbox), frame, TRUE, TRUE, 0);
vbox = gtk_vbox_new(FALSE, 5);
gtk_container_border_width(GTK_CONTAINER(vbox), 10);
gtk_container_add(GTK_CONTAINER(frame), vbox);
/* use black as foreground: */
tips = gtk_tooltips_new ();
tips_fg.red = 0;
tips_fg.green = 0;
tips_fg.blue = 0;
/* postit yellow (khaki) as background: */
gdk_color_alloc (gtk_widget_get_colormap (frame), &tips_fg);
tips_bg.red = 61669;
tips_bg.green = 59113;
tips_bg.blue = 35979;
gdk_color_alloc (gtk_widget_get_colormap (frame), &tips_bg);
gtk_tooltips_set_colors (tips,&tips_bg,&tips_fg);
toggle = gtk_check_button_new_with_label ("Show warning message");
gtk_box_pack_start(GTK_BOX(vbox), toggle, FALSE, FALSE, 0);
gtk_signal_connect (GTK_OBJECT (toggle), "toggled",
(GtkSignalFunc) toggle_update,
&wvals.warningmessage);
gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (toggle), wvals.warningmessage);
gtk_widget_show (toggle);
set_tooltip(tips,toggle,"If this option is enabled, a warning message will be displayed every time you encript/decript an image. Make sure to read these warnings at least once.");
hbox = gtk_hbox_new(FALSE, 5);
gtk_box_pack_start(GTK_BOX(vbox), hbox, TRUE, TRUE, 0);
label = gtk_label_new("Numeric password (Integer): ");
gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, FALSE, 0);
gtk_widget_show(label);
entry = gtk_entry_new();
gtk_box_pack_start(GTK_BOX(hbox), entry, TRUE, TRUE, 0);
gtk_widget_set_usize(entry, ENTRY_WIDTH, 0);
sprintf(buffer, "%i", wvals.password);
gtk_entry_set_text(GTK_ENTRY(entry), buffer);
gtk_signal_connect(GTK_OBJECT(entry), "changed",
(GtkSignalFunc)encript_entry_callback,
NULL);
gtk_widget_show(entry);
set_tooltip(tips,entry,"Here, you can specify your numeric password. To decript your image, just enter the value you used for the encription.");
gtk_widget_show(hbox);
gtk_widget_show(vbox);
gtk_widget_show(frame);
button = gtk_button_new_with_label("OK");
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)encript_ok_callback,
dlg);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_grab_default(button);
gtk_widget_show(button);
set_tooltip(tips,button,"Close the dialog box and encript/decript your image with the specified password.");
button = gtk_button_new_with_label("Cancel");
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_signal_connect_object(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)gtk_widget_destroy,
GTK_OBJECT(dlg));
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_show(button);
set_tooltip(tips,button,"Close the dialog box without altering your image.");
button = gtk_button_new_with_label("About...");
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)encript_about_callback,button);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_show(button);
set_tooltip(tips,button,"Show information about the author and the plug-in.");
gtk_widget_show(dlg);
gtk_main();
gdk_flush();
return bint.run;
}
static gint
encript_warning_dialog()
{
GtkWidget *dlg;
GtkWidget *label;
GtkWidget *button;
GtkWidget *toggle;
GtkWidget *frame;
GtkWidget *vbox;
GtkWidget *hbox;
bint.run=FALSE;
dlg = gtk_dialog_new();
gtk_window_set_title(GTK_WINDOW(dlg), "Warning");
gtk_window_position(GTK_WINDOW(dlg), GTK_WIN_POS_MOUSE);
gtk_signal_connect(GTK_OBJECT(dlg), "destroy",
(GtkSignalFunc)encript_close_callback,
NULL);
button = gtk_button_new_with_label("OK");
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)encript_ok_callback,
dlg);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_grab_default(button);
gtk_widget_show(button);
set_tooltip(tips,button,"Proceed with the encription/decription.");
button = gtk_button_new_with_label("Cancel");
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_signal_connect_object(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)gtk_widget_destroy,
GTK_OBJECT(dlg));
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_show(button);
set_tooltip(tips,button,"Cancel the encription/decription.");
frame = gtk_frame_new("Please note:");
gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_ETCHED_IN);
gtk_container_border_width(GTK_CONTAINER(frame), 10);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->vbox), frame, TRUE, TRUE, 0);
vbox = gtk_vbox_new(FALSE, 5);
gtk_container_border_width(GTK_CONTAINER(vbox), 10);
gtk_container_add(GTK_CONTAINER(frame), vbox);
hbox = gtk_hbox_new(FALSE, 5);
gtk_box_pack_start(GTK_BOX(vbox), hbox, TRUE, TRUE, 0);
label = gtk_label_new("This plug-in uses a numeric password to encript your image.\n\n"
"Although it has been tested thoroughly, the author cannot be\n"
"sure that it will work properly in all circumstances. Therefore\n"
"the author doesn't want to take any responsibility in case of\n"
"data loss or any other damage, this plug-in could occasion.\n\n"
"*******USE IT AT YOUR OWN RISK (AND ENJOY IT)!*******\n\n"
"The plug-in could fail in the following situations, because of\n"
"a possibly different implementation of the random number\n"
"generator: - Encript a picture and decript it on a different\n"
"plattform. OR - Decript a picture that was encripted on a\n"
"computer with a different OS-version or a different math-lib.\n\n"
"Remember to save your image in a non-destructive format!\n"
"For indexed images GIF could be a good choice, for RGB\n"
"use BMP/TIFF/TGA etc. Never use a JPEG-compression!\n\n");
gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, FALSE, 0);
gtk_widget_show(label);
toggle = gtk_check_button_new_with_label ("Show warning message every time");
gtk_box_pack_start(GTK_BOX(vbox), toggle, FALSE, FALSE, 0);
gtk_signal_connect (GTK_OBJECT (toggle), "toggled",
(GtkSignalFunc) toggle_update,
&wvals.warningmessage);
gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (toggle), wvals.warningmessage);
gtk_widget_show (toggle);
set_tooltip(tips,toggle,"If you want this message to be displayed every time you encript/decript an image, then check this box.");
gtk_widget_show(hbox);
gtk_widget_show(vbox);
gtk_widget_show(frame);
gtk_widget_show(dlg);
gtk_main();
gdk_flush();
return bint.run;
}
static gint
encript_enter_dialog()
{
GtkWidget *dlg;
GtkWidget *label;
GtkWidget *button;
GtkWidget *frame;
GtkWidget *vbox;
GtkWidget *hbox;
bint.run=FALSE;
dlg = gtk_dialog_new();
gtk_window_set_title(GTK_WINDOW(dlg), "Warning");
gtk_window_position(GTK_WINDOW(dlg), GTK_WIN_POS_MOUSE);
gtk_signal_connect(GTK_OBJECT(dlg), "destroy",
(GtkSignalFunc)encript_close_callback,
NULL);
button = gtk_button_new_with_label("OK");
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)encript_ok_callback,
dlg);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_grab_default(button);
gtk_widget_show(button);
set_tooltip(tips,button,"Repeat password selection.");
button = gtk_button_new_with_label("Cancel");
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_signal_connect_object(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)gtk_widget_destroy,
GTK_OBJECT(dlg));
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_show(button);
set_tooltip(tips,button,"Cancel process of encription/decription.");
frame = gtk_frame_new("Password needed:");
gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_ETCHED_IN);
gtk_container_border_width(GTK_CONTAINER(frame), 10);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->vbox), frame, TRUE, TRUE, 0);
vbox = gtk_vbox_new(FALSE, 5);
gtk_container_border_width(GTK_CONTAINER(vbox), 10);
gtk_container_add(GTK_CONTAINER(frame), vbox);
hbox = gtk_hbox_new(FALSE, 5);
gtk_box_pack_start(GTK_BOX(vbox), hbox, TRUE, TRUE, 0);
label = gtk_label_new("You have not entered a valid non-zero password.\n\n"
"Choose OK to repeat your password selection.\n"
"Choose CANCEL to abort the encription.\n");
gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, FALSE, 0);
gtk_widget_show(label);
gtk_widget_show(hbox);
gtk_widget_show(vbox);
gtk_widget_show(frame);
gtk_widget_show(dlg);
gtk_main();
gdk_flush();
return bint.run;
}
static gint
encript_no_last_val_dialog()
{
GtkWidget *dlg;
GtkWidget *label;
GtkWidget *button;
GtkWidget *frame;
GtkWidget *vbox;
GtkWidget *hbox;
bint.run=FALSE;
dlg = gtk_dialog_new();
gtk_window_set_title(GTK_WINDOW(dlg), "Error");
gtk_window_position(GTK_WINDOW(dlg), GTK_WIN_POS_MOUSE);
gtk_signal_connect(GTK_OBJECT(dlg), "destroy",
(GtkSignalFunc)encript_close_callback,
NULL);
button = gtk_button_new_with_label("OK");
GTK_WIDGET_SET_FLAGS(button, GTK_CAN_DEFAULT);
gtk_signal_connect(GTK_OBJECT(button), "clicked",
(GtkSignalFunc)encript_ok_callback,
dlg);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->action_area),
button, TRUE, TRUE, 0);
gtk_widget_grab_default(button);
gtk_widget_show(button);
frame = gtk_frame_new("Run with last values:");
gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_ETCHED_IN);
gtk_container_border_width(GTK_CONTAINER(frame), 10);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(dlg)->vbox), frame, TRUE, TRUE, 0);
vbox = gtk_vbox_new(FALSE, 5);
gtk_container_border_width(GTK_CONTAINER(vbox), 10);
gtk_container_add(GTK_CONTAINER(frame), vbox);
hbox = gtk_hbox_new(FALSE, 5);
gtk_box_pack_start(GTK_BOX(vbox), hbox, TRUE, TRUE, 0);
label = gtk_label_new("For security reasons, the password is not saved\n"
"for later use. That's why this plug-in cannot be\n"
"executed with the last values.\n");
gtk_box_pack_start(GTK_BOX(hbox), label, TRUE, FALSE, 0);
gtk_widget_show(label);
gtk_widget_show(hbox);
gtk_widget_show(vbox);
gtk_widget_show(frame);
gtk_widget_show(dlg);
gtk_main();
gdk_flush();
return bint.run;
}
GtkWidget *
encript_logo_dialog()
{
GtkWidget *xdlg;
GtkWidget *xlabel;
GtkWidget *xbutton;
GtkWidget *xlogo_box;
GtkWidget *xpreview;
GtkWidget *xframe,*xframe2;
GtkWidget *xvbox;
GtkWidget *xhbox;
char *text;
gchar *temp,*temp2;
char *datapointer;
gint y,x;
xdlg = logodlg = gtk_dialog_new();
gtk_window_set_title(GTK_WINDOW(xdlg), "About");
gtk_window_position(GTK_WINDOW(xdlg), GTK_WIN_POS_MOUSE);
gtk_signal_connect(GTK_OBJECT(xdlg), "destroy",
(GtkSignalFunc)encript_close_callback,
NULL);
xbutton = gtk_button_new_with_label("OK");
GTK_WIDGET_SET_FLAGS(xbutton, GTK_CAN_DEFAULT);
gtk_signal_connect(GTK_OBJECT(xbutton), "clicked",
(GtkSignalFunc)encript_logo_ok_callback,
xdlg);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(xdlg)->action_area),
xbutton, TRUE, TRUE, 0);
gtk_widget_grab_default(xbutton);
gtk_widget_show(xbutton);
set_tooltip(tips,xbutton,"Click here to close the information box.");
xframe = gtk_frame_new(NULL);
gtk_frame_set_shadow_type(GTK_FRAME(xframe), GTK_SHADOW_ETCHED_IN);
gtk_container_border_width(GTK_CONTAINER(xframe), 10);
gtk_box_pack_start(GTK_BOX(GTK_DIALOG(xdlg)->vbox), xframe, TRUE, TRUE, 0);
xvbox = gtk_vbox_new(FALSE, 5);
gtk_container_border_width(GTK_CONTAINER(xvbox), 10);
gtk_container_add(GTK_CONTAINER(xframe), xvbox);
/* The logo frame & drawing area */
xhbox = gtk_hbox_new (FALSE, 5);
gtk_box_pack_start (GTK_BOX (xvbox), xhbox, FALSE, TRUE, 0);
xlogo_box = gtk_vbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (xhbox), xlogo_box, FALSE, FALSE, 0);
xframe2 = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME (xframe2), GTK_SHADOW_IN);
gtk_box_pack_start (GTK_BOX (xlogo_box), xframe2, FALSE, FALSE, 0);
xpreview = gtk_preview_new (GTK_PREVIEW_COLOR);
gtk_preview_size (GTK_PREVIEW (xpreview), logo_width, logo_height);
temp = g_malloc((logo_width+10)*3);
datapointer=header_data;
for (y = 0; y < logo_height; y++){
temp2=temp;
for (x = 0; x< logo_width; x++) {
HEADER_PIXEL(datapointer,temp2); temp2+=3;}
gtk_preview_draw_row (GTK_PREVIEW (xpreview),
temp,
0, y, logo_width);
}
g_free(temp);
gtk_container_add (GTK_CONTAINER (xframe2), xpreview);
gtk_widget_show (xpreview);
gtk_widget_show (xframe2);
gtk_widget_show (xlogo_box);
gtk_widget_show (xhbox);
xhbox = gtk_hbox_new(FALSE, 5);
gtk_box_pack_start(GTK_BOX(xvbox), xhbox, TRUE, TRUE, 0);
text = "\nCotting Software Productions\n"
"Bahnhofstrasse 31\n"
"CH-3066 Stettlen (Switzerland)\n\n"
"cotting@mygale.org\n"
"http://www.mygale.org/~cotting\n\n"
"Encript & Decript\n Plug-In for the GIMP\n"
"Version 1.01\n";
xlabel = gtk_label_new(text);
gtk_box_pack_start(GTK_BOX(xhbox), xlabel, TRUE, FALSE, 0);
gtk_widget_show(xlabel);
gtk_widget_show(xhbox);
gtk_widget_show(xvbox);
gtk_widget_show(xframe);
gtk_widget_show(xdlg);
gtk_main();
gdk_flush();
return xdlg;
}
Reference in a new issue Copy permalink