/* The GIMP -- an image manipulation program * Copyright (C) 1995 Spencer Kimball and Peter Mattis * * GTM plug-in --- GIMP Table Magic * Allows images to be saved as HTML tables with different colored cells. * It doesn't have very much practical use other than being able to * easily design a table by "painting" it in GIMP, or to make small HTML * table images/icons. * * Copyright (C) 1997 Daniel Dunbar * Email: ddunbar@diads.com * WWW: http://millennium.diads.com/gimp/ * * 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. */ /* Version 1.0: * Once I first found out that it was possible to have pixel level control * of HTML tables I instantly realized that it would be possible, however * pointless, to save an image as a, albeit huge, HTML table. * * One night when I was feeling in an adventourously stupid programming mood * I decided to write a program to do it. * * At first I just wrote a really ugly hack to do it, which I then planned * on using once just to see how it worked, and then posting a URL and * laughing about it on #gimp. As it turns out, tigert thought it actually * had potential to be a useful plugin, so I started adding features and * and making a nice UI. * * It's still not very usefull, but I did manage to significantly improve my * C programming skills in the process, so it was worth it. * * If you happen to find it usefull I would appreciate any email about it. * - Daniel Dunbar * ddunbar@diads.com */ #include #include #include "gtk/gtk.h" #include "libgimp/gimp.h" /* Typedefs */ typedef struct { char captiontxt[256]; char cellcontent[256]; char clwidth[256]; char clheight[256]; gint fulldoc; gint caption; gint border; gint spantags; gint tdcomp; gint cellpadding; gint cellspacing; } GTMValues; typedef struct { gint run; } GTMInterface; /* Variables */ static GTMInterface bint = { FALSE /* run */ }; static GTMValues gtmvals = { "Made with GIMP Table Magic", /* caption text */ " ", /* cellcontent text */ "", /* cell width text */ "", /* cell height text */ 1, /* fulldoc */ 0, /* caption */ 2, /* border */ 0, /* spantags */ 0, /* tdcomp */ 4, /* cellpadding */ 0 /* cellspacing */ }; /* Declare some local functions */ static void query (void); static void run (char *name, int nparams, GParam *param, int *nreturn_vals, GParam **return_vals); static gint save_image (char *filename, GDrawable *drawable); static gint save_dialog (); static gint color_comp (guchar *buffer, guchar *buf2); static void save_close_callback (GtkWidget *widget, gpointer data); static void gtm_entry_callback (GtkWidget *widget, gpointer data); static void gtm_toggle_callback (GtkWidget *widget, gpointer data); static void save_ok_callback (GtkWidget *widget, gpointer data); static void gtm_caption_callback (GtkWidget *widget, gpointer data); static void gtm_cellcontent_callback (GtkWidget *widget, gpointer data); static void gtm_clwidth_callback (GtkWidget *widget, gpointer data); static void gtm_clheight_callback (GtkWidget *widget, gpointer data); static void set_tooltip (GtkTooltips *tooltips, GtkWidget *widget, const char *desc); GPlugInInfo PLUG_IN_INFO = { NULL, /* init_proc */ NULL, /* quit_proc */ query, /* query_proc */ run, /* run_proc */ }; MAIN () static void query () { static GParamDef save_args[] = { { PARAM_INT32, "run_mode", "Interactive" }, { PARAM_IMAGE, "image", "Input image" }, { PARAM_DRAWABLE, "drawable", "Drawable to save" }, { PARAM_STRING, "filename", "The name of the file to save the image in" }, { PARAM_STRING, "raw_filename", "The name of the file to save the image in" }, }; static int nsave_args = sizeof (save_args) / sizeof (save_args[0]); gimp_install_procedure ("file_GTM_save", "GIMP Table Magic", "Allows you to draw an HTML table in GIMP. See help for more info.", "Daniel Dunbar", "Daniel Dunbar", "1998", "/HTML", "RGB*, GRAY*", PROC_PLUG_IN, nsave_args, 0, save_args, NULL); gimp_register_save_handler ("file_GTM_save", "htm,html", ""); } static void run (char *name, int nparams, GParam *param, int *nreturn_vals, GParam **return_vals) { static GParam values[2]; GDrawable *drawable; drawable = gimp_drawable_get (param[2].data.d_int32); *nreturn_vals = 1; *return_vals = values; values[0].type = PARAM_STATUS; values[0].data.d_status = STATUS_CALLING_ERROR; gimp_get_data ("file_GTM_save", >mvals); if (save_dialog ()) { save_image (param[3].data.d_string, drawable); values[0].data.d_status = STATUS_SUCCESS; } gimp_set_data ("file_GTM_save", >mvals, sizeof (GTMValues)); } static gint save_image (char *filename, GDrawable *drawable) { int row,col, cols, rows, x, y; int colcount, colspan, rowspan; /* This works only in gcc - not allowed according */ /* to ANSI C */ /*int palloc[drawable->width][drawable->height];*/ int *palloc; guchar *buffer, *buf2; gchar *width, *height; GPixelRgn pixel_rgn; char *name; FILE *fp, *fopen(); palloc = malloc(drawable->width * drawable->height * sizeof(int)); fp = fopen(filename, "w"); if (gtmvals.fulldoc) { fprintf (fp,"\n%s\n\n",filename); fprintf (fp,"

%s

\n",filename); } fprintf (fp,"\n",gtmvals.border,gtmvals.cellpadding,gtmvals.cellspacing); if (gtmvals.caption) fprintf (fp,"\n",gtmvals.captiontxt); name = g_malloc (strlen (filename) + 11); sprintf (name, "Saving %s:", filename); gimp_progress_init (name); g_free (name); gimp_pixel_rgn_init (&pixel_rgn, drawable, 0, 0, drawable->width, drawable->height, FALSE, FALSE); cols = drawable->width; rows = drawable->height; buffer = g_new(guchar,drawable->bpp); buf2 = g_new(guchar,drawable->bpp); width = malloc (2); height = malloc (2); sprintf(width," "); sprintf(height," "); if (strcmp (gtmvals.clwidth, "") != 0) { width = malloc (strlen (gtmvals.clwidth) + 11); sprintf(width," WIDTH=\"%s\"",gtmvals.clwidth); } if (strcmp (gtmvals.clheight, "") != 0) { height = malloc (strlen (gtmvals.clheight) + 13); sprintf(height," HEIGHT=\"%s\" ",gtmvals.clheight); } /* Initialize array to hold ROWSPAN and COLSPAN cell allocation table */ for (row=0; row < rows; row++) for (col=0; col < cols; col++) palloc[drawable->width * row + col]=1; colspan=0; rowspan=0; for (y = 0; y < rows; y++) { fprintf (fp," \n"); for (x = 0; x < cols; x++) { gimp_pixel_rgn_get_pixel(&pixel_rgn, buffer, x, y); /* Determine ROWSPAN and COLSPAN */ if (gtmvals.spantags) { col=x; row=y; colcount=0; colspan=0; rowspan=0; gimp_pixel_rgn_get_pixel(&pixel_rgn, buf2, col, row); while (color_comp(buffer,buf2) && palloc[drawable->width * row + col] == 1 && row < drawable->height) { while (color_comp(buffer,buf2) && palloc[drawable->width * row + col] == 1 && col < drawable->width ) { colcount++; col++; gimp_pixel_rgn_get_pixel(&pixel_rgn, buf2, col, row); } if (colcount != 0) { row++; rowspan++; } if (colcount < colspan || colspan == 0) colspan=colcount; col=x; colcount=0; gimp_pixel_rgn_get_pixel(&pixel_rgn, buf2, col, row); } if (colspan > 1 || rowspan > 1) { for (row=0; row < rowspan; row++) for (col=0; col < colspan; col++) palloc[drawable->width * (row+y) + (col+x)]=0; palloc[drawable->width * y + x]=2; } } if (palloc[drawable->width * y + x]==1) fprintf (fp," ",width,height,buffer[0],buffer[1],buffer[2]); if (palloc[drawable->width * y + x]==2) fprintf (fp," \n",gtmvals.cellcontent); else fprintf (fp,"\n %s\n \n",gtmvals.cellcontent); } } fprintf (fp," \n"); gimp_progress_update ((double) y / (double) rows); } if (gtmvals.fulldoc) fprintf (fp,"
%s
",rowspan,colspan,width,height,buffer[0],buffer[1],buffer[2]); if (palloc[drawable->width * y + x]!=0) { if (gtmvals.tdcomp) fprintf (fp,"%s
\n"); else fprintf (fp,"\n"); fclose(fp); gimp_drawable_detach (drawable); free(width); free(height); free(palloc); return 1; } static gint save_dialog () { GtkWidget *dlg; GtkWidget *button; GtkWidget *frame; GtkWidget *table; GtkWidget *label; GtkWidget *entry; GtkWidget *toggle; GtkTooltips *tips; GdkColor tips_fg, tips_bg; gchar **argv; gchar buffer[32]; gint argc; bint.run=FALSE; argc = 1; argv = g_new (gchar *, 1); argv[0] = g_strdup ("save"); gtk_init (&argc, &argv); gtk_rc_parse (gimp_gtkrc ()); dlg = gtk_dialog_new (); gtk_window_set_title (GTK_WINDOW (dlg), "GIMP HTML Magic"); gtk_window_position (GTK_WINDOW (dlg), GTK_WIN_POS_MOUSE); gtk_signal_connect (GTK_OBJECT (dlg), "destroy", (GtkSignalFunc) save_close_callback, NULL); /* Initialize Tooltips */ /* 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 (dlg), &tips_fg); tips_bg.red = 61669; tips_bg.green = 59113; tips_bg.blue = 35979; gdk_color_alloc (gtk_widget_get_colormap (dlg), &tips_bg); gtk_tooltips_set_colors (tips,&tips_bg,&tips_fg); /* Action area */ button = gtk_button_new_with_label ("OK"); GTK_WIDGET_SET_FLAGS (button, GTK_CAN_DEFAULT); gtk_signal_connect (GTK_OBJECT (button), "clicked", (GtkSignalFunc) save_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); 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); /* HTML Page Options */ frame = gtk_frame_new ("HTML Page Options"); 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); toggle = gtk_check_button_new_with_label ("Generate Full HTML Document"); gtk_container_add (GTK_CONTAINER(frame), toggle); gtk_signal_connect (GTK_OBJECT (toggle), "toggled", (GtkSignalFunc) gtm_toggle_callback, >mvals.fulldoc); gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (toggle), gtmvals.fulldoc); gtk_widget_show (toggle); set_tooltip(tips,toggle,"If checked GTM will output a full HTML document with , , etc. tags instead of just the table html."); gtk_widget_show (frame); /* HTML Table Creation Options */ frame = gtk_frame_new ("Table Creation Options"); 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); table = gtk_table_new (3, 2, FALSE); gtk_container_border_width (GTK_CONTAINER (table), 10); gtk_container_add (GTK_CONTAINER (frame), table); toggle = gtk_check_button_new_with_label ("Use Cellspan"); gtk_table_attach (GTK_TABLE (table), toggle, 0, 1, 0, 1, GTK_FILL, 0, 5, 0); gtk_signal_connect (GTK_OBJECT (toggle), "toggled", (GtkSignalFunc) gtm_toggle_callback, >mvals.spantags); gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (toggle), gtmvals.spantags); gtk_widget_show (toggle); set_tooltip(tips,toggle,"If checked GTM will replace any rectangular sections of identically colored blocks with one large cell with ROWSPAN and COLSPAN values."); toggle = gtk_check_button_new_with_label ("Compress TD tags"); gtk_table_attach (GTK_TABLE (table), toggle, 1, 2, 0, 1, GTK_FILL, 0, 5, 0); gtk_signal_connect (GTK_OBJECT (toggle), "toggled", (GtkSignalFunc) gtm_toggle_callback, >mvals.tdcomp); gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (toggle), gtmvals.tdcomp); gtk_widget_show (toggle); set_tooltip(tips,toggle,"Checking this tag will cause GTM to leave no whitespace between the TD tags and the cellcontent. This is only necessary for pixel level positioning control."); toggle = gtk_check_button_new_with_label ("Caption"); gtk_table_attach (GTK_TABLE (table), toggle, 0, 1, 1, 2, GTK_FILL, 0, 5, 0); gtk_signal_connect (GTK_OBJECT (toggle), "toggled", (GtkSignalFunc) gtm_toggle_callback, >mvals.caption); gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (toggle), gtmvals.caption); gtk_widget_show (toggle); set_tooltip(tips,toggle,"Check if you would like to have the table captioned."); entry = gtk_entry_new (); gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 1, 2, GTK_FILL, 0, 5, 0); gtk_widget_set_usize (entry, 100, 0); gtk_signal_connect (GTK_OBJECT (entry), "changed", (GtkSignalFunc) gtm_caption_callback, NULL); gtk_entry_set_text (GTK_ENTRY (entry), gtmvals.captiontxt); gtk_widget_show (entry); set_tooltip(tips,entry,"The text for the table caption."); label = gtk_label_new ("Cell Content"); gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3, GTK_FILL, 0, 5, 0); gtk_widget_show (label); entry = gtk_entry_new (); gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 2, 3, GTK_FILL, 0, 5, 0); gtk_widget_set_usize (entry, 100, 0); gtk_signal_connect (GTK_OBJECT (entry), "changed", (GtkSignalFunc) gtm_cellcontent_callback, NULL); gtk_entry_set_text (GTK_ENTRY (entry), gtmvals.cellcontent); gtk_widget_show (entry); set_tooltip(tips,entry,"The text to go into each cell."); gtk_widget_show (table); gtk_widget_show (frame); /* HTML Table Options */ frame = gtk_frame_new ("Table Options"); 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); table = gtk_table_new (5, 4, FALSE); gtk_container_border_width (GTK_CONTAINER (table), 10); gtk_container_add (GTK_CONTAINER (frame), table); label = gtk_label_new ("Border"); gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1, GTK_FILL, 0, 5, 0); gtk_widget_show (label); entry = gtk_entry_new (); gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 0, 1, GTK_FILL, GTK_FILL, 0, 0); gtk_widget_set_usize (entry, 35, 0); gtk_signal_connect (GTK_OBJECT (entry), "changed", (GtkSignalFunc) gtm_entry_callback, >mvals.border); sprintf(buffer, "%d", gtmvals.border); gtk_entry_set_text (GTK_ENTRY (entry), buffer); gtk_widget_show (entry); set_tooltip(tips,entry,"The number of pixels in the table border. Can only be a number."); label = gtk_label_new ("Width"); gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2, GTK_FILL, 0, 5, 0); gtk_widget_show (label); entry = gtk_entry_new (); gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 1, 2, GTK_FILL, GTK_FILL, 0, 0); gtk_widget_set_usize (entry, 35, 0); gtk_signal_connect (GTK_OBJECT (entry), "changed", (GtkSignalFunc) gtm_clwidth_callback, NULL); gtk_entry_set_text (GTK_ENTRY (entry), gtmvals.clwidth); gtk_widget_show (entry); set_tooltip(tips,entry,"The width for each table cell. Can be a number or a percent."); label = gtk_label_new ("Height"); gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3, GTK_FILL, 0, 5, 0); gtk_widget_show (label); entry = gtk_entry_new (); gtk_table_attach (GTK_TABLE (table), entry, 1, 2, 2, 3, GTK_FILL, GTK_FILL, 0, 0); gtk_widget_set_usize (entry, 35, 0); gtk_signal_connect (GTK_OBJECT (entry), "changed", (GtkSignalFunc) gtm_clheight_callback, NULL); gtk_entry_set_text (GTK_ENTRY (entry), gtmvals.clheight); gtk_widget_show (entry); set_tooltip(tips,entry,"The height for each table cell. Can be a number or a percent."); label = gtk_label_new ("Cell-Padding"); gtk_table_attach (GTK_TABLE (table), label, 2, 3, 0, 1, GTK_FILL, 0, 5, 0); gtk_widget_show (label); entry = gtk_entry_new (); gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 0, 1, GTK_FILL, GTK_FILL, 0, 0); gtk_widget_set_usize (entry, 35, 0); gtk_signal_connect (GTK_OBJECT (entry), "changed", (GtkSignalFunc) gtm_entry_callback, >mvals.cellpadding); sprintf(buffer, "%d", gtmvals.cellpadding); gtk_entry_set_text (GTK_ENTRY (entry), buffer); gtk_widget_show (entry); set_tooltip(tips,entry,"The amount of cellpadding. Can only be a number."); label = gtk_label_new ("Cell-Spacing"); gtk_table_attach (GTK_TABLE (table), label, 2, 3, 1, 2, GTK_FILL, 0, 5, 0); gtk_widget_show (label); entry = gtk_entry_new (); gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 1, 2, GTK_FILL, GTK_FILL, 0, 0); gtk_widget_set_usize (entry, 35, 0); gtk_signal_connect (GTK_OBJECT (entry), "changed", (GtkSignalFunc) gtm_entry_callback, >mvals.cellspacing); sprintf(buffer, "%d", gtmvals.cellspacing); gtk_entry_set_text (GTK_ENTRY (entry), buffer); gtk_widget_show (entry); set_tooltip(tips,entry,"The amount of cellspacing. Can only be a number."); gtk_widget_show (frame); gtk_widget_show (table); gtk_widget_show (dlg); gtk_main (); gdk_flush (); return bint.run; } static gint color_comp (guchar *buffer, guchar *buf2) { if (buffer[0] == buf2[0] && buffer[1] == buf2[1] && buffer[2] == buf2[2]) return 1; else return 0; } /* Save interface functions */ static void gtm_toggle_callback (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 gtm_entry_callback (GtkWidget *widget, gpointer data) { gint *text_val; text_val = (gint*)data; *text_val = atoi (gtk_entry_get_text (GTK_ENTRY (widget))); } static void save_close_callback (GtkWidget *widget, gpointer data) { gtk_main_quit (); } static void save_ok_callback (GtkWidget *widget, gpointer data) { bint.run = TRUE; gtk_widget_destroy (GTK_WIDGET (data)); } static void gtm_caption_callback (GtkWidget *widget, gpointer data) { strcpy(gtmvals.captiontxt, gtk_entry_get_text (GTK_ENTRY (widget))); } static void gtm_cellcontent_callback (GtkWidget *widget, gpointer data) { strcpy(gtmvals.cellcontent, gtk_entry_get_text (GTK_ENTRY (widget))); } static void gtm_clwidth_callback (GtkWidget *widget, gpointer data) { strcpy(gtmvals.clwidth, gtk_entry_get_text (GTK_ENTRY (widget))); } static void gtm_clheight_callback (GtkWidget *widget, gpointer data) { strcpy(gtmvals.clheight, 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_tip (tooltips, widget, (char *) desc, NULL); }