/* 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 "config.h" #include #include #include #ifdef HAVE_UNISTD_H #include #endif #ifdef HAVE_DIRENT_H #include #include #endif #include #include #include "appenv.h" #include "color_area.h" #include "color_notebook.h" #include "datafiles.h" #include "gimpcontext.h" #include "gimpdnd.h" #include "gimprc.h" #include "gimpui.h" #include "gradient_header.h" #include "gradient_select.h" #include "palette.h" #include "paletteP.h" #include "palette_entries.h" #include "session.h" #include "palette_select.h" #include "dialog_handler.h" #include "libgimp/gimpenv.h" #include "libgimp/gimpintl.h" #include "pixmaps/zoom_in.xpm" #include "pixmaps/zoom_out.xpm" #define ENTRY_WIDTH 12 #define ENTRY_HEIGHT 10 #define SPACING 1 #define COLUMNS 16 #define ROWS 11 #define PREVIEW_WIDTH ((ENTRY_WIDTH * COLUMNS) + (SPACING * (COLUMNS + 1))) #define PREVIEW_HEIGHT ((ENTRY_HEIGHT * ROWS) + (SPACING * (ROWS + 1))) #define PALETTE_EVENT_MASK GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK | \ GDK_ENTER_NOTIFY_MASK /* New palette code... */ #define IMPORT_PREVIEW_WIDTH 80 #define IMPORT_PREVIEW_HEIGHT 80 #define MAX_IMAGE_COLORS (10000*2) typedef enum { GRAD_IMPORT = 0, IMAGE_IMPORT = 1, INDEXED_IMPORT = 2 } ImportType; typedef struct _ImportDialog ImportDialog; struct _ImportDialog { GtkWidget *dialog; GtkWidget *preview; GtkWidget *entry; GtkWidget *select_area; GtkWidget *select; GtkWidget *image_list; GtkWidget *image_menu_item_image; GtkWidget *image_menu_item_indexed; GtkWidget *image_menu_item_gradient; GtkWidget *optionmenu1_menu; GtkWidget *type_option; GtkWidget *threshold_scale; GtkWidget *threshold_text; GtkAdjustment *threshold; GtkAdjustment *sample; ImportType import_type; GimpImage *gimage; }; typedef struct _PaletteDialog PaletteDialog; struct _PaletteDialog { GtkWidget *shell; GtkWidget *color_area; GtkWidget *scrolled_window; GtkWidget *color_name; GtkWidget *clist; GtkWidget *popup_menu; GtkWidget *delete_menu_item; GtkWidget *edit_menu_item; ColorNotebook *color_notebook; gboolean color_notebook_active; PaletteEntries *entries; PaletteEntry *color; PaletteEntry *dnd_color; GdkGC *gc; guint entry_sig_id; gfloat zoom_factor; /* range from 0.1 to 4.0 */ gint col_width; gint last_width; gint columns; gboolean freeze_update; gboolean columns_valid; }; /* local function prototypes */ static void palette_entry_free (PaletteEntry *); static void palette_entries_free (PaletteEntries *); static void palette_entries_load (gchar *); static void palette_entries_save (PaletteEntries *, gchar *); static void palette_save_palettes (void); static void palette_entries_list_insert (PaletteEntries *entries); static void palette_dialog_draw_entries (PaletteDialog *palette, gint row_start, gint column_highlight); static void palette_dialog_redraw (PaletteDialog *palette); static void palette_dialog_scroll_top_left (PaletteDialog *palette); static PaletteDialog * palette_dialog_new (gboolean editor); static ImportDialog * palette_import_dialog_new (PaletteDialog *palette); GSList *palette_entries_list = NULL; PaletteDialog *top_level_edit_palette = NULL; PaletteDialog *top_level_palette = NULL; static PaletteEntries *default_palette_entries = NULL; static gint num_palette_entries = 0; static ImportDialog *import_dialog = NULL; /* dnd stuff */ static GtkTargetEntry color_palette_target_table[] = { GIMP_TARGET_COLOR }; static guint n_color_palette_targets = (sizeof (color_palette_target_table) / sizeof (color_palette_target_table[0])); /* public functions ********************************************************/ void palettes_init (gboolean no_data) { if (!no_data) datafiles_read_directories (palette_path, palette_entries_load, 0); if (!default_palette_entries && palette_entries_list) default_palette_entries = palette_entries_list->data; } void palettes_free (void) { PaletteEntries *entries; GSList *list; for (list = palette_entries_list; list; list = g_slist_next (list)) { entries = (PaletteEntries *) list->data; /* If the palette has been changed, save it, if possible */ if (entries->changed) /* save the palette */ palette_entries_save (entries, entries->filename); palette_entries_free (entries); } g_slist_free (palette_entries_list); num_palette_entries = 0; palette_entries_list = NULL; } void palette_dialog_create (void) { if (top_level_palette == NULL) { top_level_palette = palette_dialog_new (TRUE); session_set_window_geometry (top_level_palette->shell, &palette_session_info, TRUE); dialog_register (top_level_palette->shell); gtk_widget_show (top_level_palette->shell); } else { if (! GTK_WIDGET_VISIBLE (top_level_palette->shell)) { gtk_widget_show (top_level_palette->shell); } else { gdk_window_raise (top_level_palette->shell->window); } } } void palette_dialog_free (void) { if (top_level_edit_palette) { if (import_dialog) { gtk_widget_destroy (import_dialog->dialog); g_free (import_dialog); import_dialog = NULL; } gdk_gc_destroy (top_level_edit_palette->gc); if (top_level_edit_palette->color_notebook) color_notebook_free (top_level_edit_palette->color_notebook); g_free (top_level_edit_palette); top_level_edit_palette = NULL; } if (top_level_palette) { gdk_gc_destroy (top_level_palette->gc); session_get_window_info (top_level_palette->shell, &palette_session_info); if (top_level_palette->color_notebook) color_notebook_free (top_level_palette->color_notebook); g_free (top_level_palette); top_level_palette = NULL; } } /* palette entries functions ***********************************************/ static PaletteEntries * palette_entries_new (gchar *palette_name) { PaletteEntries *entries = NULL; GList *pal_path; gchar *pal_dir; if (!palette_name || !palette_path) return NULL; pal_path = gimp_path_parse (palette_path, 16, TRUE, NULL); pal_dir = gimp_path_get_user_writable_dir (pal_path); gimp_path_free (pal_path); entries = g_new (PaletteEntries, 1); if (pal_dir) { entries->filename = g_strdup_printf ("%s%s", pal_dir, palette_name); g_free (pal_dir); } else { entries->filename = NULL; } entries->name = palette_name; /* this memory is ours */ entries->colors = NULL; entries->n_colors = 0; entries->changed = TRUE; entries->pixmap = NULL; palette_entries_list_insert (entries); palette_save_palettes (); return entries; } static void palette_entries_free (PaletteEntries *entries) { PaletteEntry *entry; GSList *list; for (list = entries->colors; list; list = g_slist_next (list)) { entry = (PaletteEntry *) list->data; palette_entry_free (entry); } g_slist_free (entries->colors); if (entries->name) g_free (entries->name); if (entries->filename) g_free (entries->filename); if (entries->pixmap) gdk_pixmap_unref (entries->pixmap); g_free (entries); } static PaletteEntry * palette_entries_add_entry (PaletteEntries *entries, gchar *name, gint r, gint g, gint b) { PaletteEntry *entry; if (entries) { entry = g_new (PaletteEntry, 1); entry->color[0] = r; entry->color[1] = g; entry->color[2] = b; entry->name = g_strdup (name ? name : _("Untitled")); entry->position = entries->n_colors; entries->colors = g_slist_append (entries->colors, entry); entries->n_colors += 1; entries->changed = TRUE; return entry; } return NULL; } static void palette_entries_load (gchar *filename) { PaletteEntries *entries; gchar str[512]; gchar *tok; FILE *fp; gint r, g, b; gint linenum; r = g = b = 0; entries = g_new (PaletteEntries, 1); entries->filename = g_strdup (filename); entries->name = g_strdup (g_basename (filename)); entries->colors = NULL; entries->n_colors = 0; entries->pixmap = NULL; /* Open the requested file */ if (! (fp = fopen (filename, "r"))) { palette_entries_free (entries); g_warning ("Failed to open palette file %s: can't happen?", filename); return; } linenum = 0; fread (str, 13, 1, fp); str[13] = '\0'; linenum++; if (strcmp (str, "GIMP Palette\n")) { /* bad magic, but maybe it has \r\n at the end of lines? */ if (!strcmp (str, "GIMP Palette\r")) g_message (_("Loading palette %s:\n" "Corrupt palette:\n" "missing magic header\n" "Does this file need converting from DOS?"), filename); else g_message (_("Loading palette %s:\n" "Corrupt palette: missing magic header"), filename); fclose (fp); palette_entries_free (entries); return; } while (!feof (fp)) { if (!fgets (str, 512, fp)) { if (feof (fp)) break; g_message (_("Loading palette %s (line %d):\nRead error"), filename, linenum); fclose (fp); palette_entries_free (entries); return; } linenum++; if (str[0] != '#') { tok = strtok (str, " \t"); if (tok) r = atoi (tok); else /* maybe we should just abort? */ g_message (_("Loading palette %s (line %d):\n" "Missing RED component"), filename, linenum); tok = strtok (NULL, " \t"); if (tok) g = atoi (tok); else g_message (_("Loading palette %s (line %d):\n" "Missing GREEN component"), filename, linenum); tok = strtok (NULL, " \t"); if (tok) b = atoi (tok); else g_message (_("Loading palette %s (line %d):\n" "Missing BLUE component"), filename, linenum); /* optional name */ tok = strtok (NULL, "\n"); if (r < 0 || r > 255 || g < 0 || g > 255 || b < 0 || b > 255) g_message (_("Loading palette %s (line %d):\n" "RGB value out of range"), filename, linenum); palette_entries_add_entry (entries, tok, r, g, b); } } /* Clean up */ fclose (fp); entries->changed = FALSE; palette_entries_list_insert (entries); /* Check if the current palette is the default one */ if (strcmp (default_palette, g_basename (filename)) == 0) default_palette_entries = entries; } static void palette_entry_free (PaletteEntry *entry) { if (entry->name) g_free (entry->name); g_free (entry); } static void palette_entries_delete (gchar *filename) { if (filename) unlink (filename); } static void palette_entries_save (PaletteEntries *palette, gchar *filename) { PaletteEntry *entry; GSList *list; FILE *fp; if (! filename) return; /* Open the requested file */ if (! (fp = fopen (filename, "w"))) { g_message (_("Can't save palette \"%s\"\n"), filename); return; } fprintf (fp, "GIMP Palette\n"); fprintf (fp, "# %s -- GIMP Palette file\n", palette->name); for (list = palette->colors; list; list = g_slist_next (list)) { entry = (PaletteEntry *) list->data; fprintf (fp, "%d %d %d\t%s\n", entry->color[0], entry->color[1], entry->color[2], entry->name); } /* Clean up */ fclose (fp); } static void palette_save_palettes (void) { PaletteEntries *entries; GSList *list; for (list = palette_entries_list; list; list = g_slist_next (list)) { entries = (PaletteEntries *) list->data; /* If the palette has been changed, save it, if possible */ if (entries->changed) /* save the palette */ palette_entries_save (entries, entries->filename); } } static void palette_entries_update_small_preview (PaletteEntries *entries, GdkGC *gc) { guchar rgb_buf[SM_PREVIEW_WIDTH * SM_PREVIEW_HEIGHT * 3]; GSList *list; gint index; PaletteEntry *entry; memset (rgb_buf, 0x0, sizeof (rgb_buf)); gdk_draw_rgb_image (entries->pixmap, gc, 0, 0, SM_PREVIEW_WIDTH, SM_PREVIEW_HEIGHT, GDK_RGB_DITHER_NORMAL, rgb_buf, SM_PREVIEW_WIDTH*3); index = 0; for (list = entries->colors; list; list = g_slist_next (list)) { guchar cell[3*3*3]; gint loop; entry = list->data; for (loop = 0; loop < 27 ; loop+=3) { cell[0+loop] = entry->color[0]; cell[1+loop] = entry->color[1]; cell[2+loop] = entry->color[2]; } gdk_draw_rgb_image (entries->pixmap, gc, 1 + (index % ((SM_PREVIEW_WIDTH-2) / 3)) * 3, 1 + (index / ((SM_PREVIEW_WIDTH-2) / 3)) * 3, 3, 3, GDK_RGB_DITHER_NORMAL, cell, 3); index++; if (index >= (((SM_PREVIEW_WIDTH-2) * (SM_PREVIEW_HEIGHT-2)) / 9)) break; } } static void palette_entries_list_insert (PaletteEntries *entries) { PaletteEntries *p_entries; GSList *list; gint pos = 0; for (list = palette_entries_list; list; list = g_slist_next (list)) { p_entries = (PaletteEntries *) list->data; /* to make sure we get something! */ if (p_entries == NULL) p_entries = default_palette_entries; if (strcmp (p_entries->name, entries->name) > 0) break; pos++; } /* add it to the list */ num_palette_entries++; palette_entries_list = g_slist_insert (palette_entries_list, (gpointer) entries, pos); } /* general palette clist update functions **********************************/ void palette_clist_init (GtkWidget *clist, GtkWidget *shell, GdkGC *gc) { PaletteEntries *p_entries = NULL; GSList *list; gint pos; pos = 0; for (list = palette_entries_list; list; list = g_slist_next (list)) { p_entries = (PaletteEntries *) list->data; /* to make sure we get something! */ if (p_entries == NULL) p_entries = default_palette_entries; palette_clist_insert (clist, shell, gc, p_entries, pos); pos++; } } void palette_clist_insert (GtkWidget *clist, GtkWidget *shell, GdkGC *gc, PaletteEntries *entries, gint pos) { gchar *string[3]; string[0] = NULL; string[1] = g_strdup_printf ("%d", entries->n_colors); string[2] = entries->name; gtk_clist_insert (GTK_CLIST (clist), pos, string); g_free (string[1]); if (entries->pixmap == NULL) { entries->pixmap = gdk_pixmap_new (shell->window, SM_PREVIEW_WIDTH, SM_PREVIEW_HEIGHT, gtk_widget_get_visual (shell)->depth); palette_entries_update_small_preview (entries, gc); } gtk_clist_set_pixmap (GTK_CLIST (clist), pos, 0, entries->pixmap, NULL); gtk_clist_set_row_data (GTK_CLIST (clist), pos, (gpointer) entries); } /* palette dialog clist update functions ***********************************/ static void palette_dialog_clist_insert (PaletteDialog *palette, PaletteEntries *entries) { PaletteEntries *chk_entries; GSList *list; gint pos; pos = 0; for (list = palette_entries_list; list; list = g_slist_next (list)) { chk_entries = (PaletteEntries *) list->data; /* to make sure we get something! */ if (chk_entries == NULL) return; if (strcmp (entries->name, chk_entries->name) == 0) break; pos++; } gtk_clist_freeze (GTK_CLIST (palette->clist)); palette_clist_insert (palette->clist, palette->shell, palette->gc, entries, pos); gtk_clist_thaw (GTK_CLIST (palette->clist)); } static void palette_dialog_clist_set_text (PaletteDialog *palette, PaletteEntries *entries) { PaletteEntries *chk_entries = NULL; GSList *list; gchar *num_buf; gint pos; pos = 0; for (list = palette_entries_list; list; list = g_slist_next (list)) { chk_entries = (PaletteEntries *) list->data; if (entries == chk_entries) break; pos++; } if (chk_entries == NULL) return; /* This is actually and error */ num_buf = g_strdup_printf ("%d", entries->n_colors);; gtk_clist_set_text (GTK_CLIST (palette->clist), pos, 1, num_buf); g_free (num_buf); } static void palette_dialog_clist_refresh (PaletteDialog *palette) { gtk_clist_freeze (GTK_CLIST (palette->clist)); gtk_clist_clear (GTK_CLIST (palette->clist)); palette_clist_init (palette->clist, palette->shell, palette->gc); gtk_clist_thaw (GTK_CLIST (palette->clist)); palette->entries = palette_entries_list->data; } static void palette_dialog_clist_scroll_to_current (PaletteDialog *palette) { PaletteEntries *p_entries; GSList *list; gint pos; if (palette && palette->entries) { pos = 0; for (list = palette_entries_list; list; list = g_slist_next (list)) { p_entries = (PaletteEntries *) list->data; if (p_entries == palette->entries) break; pos++; } gtk_clist_unselect_all (GTK_CLIST (palette->clist)); gtk_clist_select_row (GTK_CLIST (palette->clist), pos, -1); gtk_clist_moveto (GTK_CLIST (palette->clist), pos, 0, 0.0, 0.0); } } /* update functions for all palette dialogs ********************************/ static void palette_insert_all (PaletteEntries *entries) { PaletteDialog *palette; if ((palette = top_level_palette)) { palette_dialog_clist_insert (palette, entries); if (palette->entries == NULL) { palette->entries = entries; palette_dialog_redraw (palette); } } if ((palette = top_level_edit_palette)) { palette_dialog_clist_insert (palette, entries); palette->entries = entries; palette_dialog_redraw (palette); palette_dialog_clist_scroll_to_current (palette); } /* Update other selectors on screen */ palette_select_clist_insert_all (entries); } static void palette_update_all (PaletteEntries *entries) { PaletteDialog *palette; GdkGC *gc = NULL; if (top_level_palette) gc = top_level_palette->gc; else if (top_level_edit_palette) gc = top_level_edit_palette->gc; if (gc) palette_entries_update_small_preview (entries, gc); if ((palette = top_level_palette)) { if (palette->entries == entries) { palette->columns_valid = FALSE; palette_dialog_redraw (palette); } palette_dialog_clist_set_text (palette, entries); } if ((palette = top_level_edit_palette)) { if (palette->entries == entries) { palette->columns_valid = FALSE; palette_dialog_redraw (palette); palette_dialog_clist_scroll_to_current (palette); } palette_dialog_clist_set_text (palette, entries); } /* Update other selectors on screen */ palette_select_set_text_all (entries); } static void palette_draw_all (PaletteEntries *entries, PaletteEntry *color) { PaletteDialog *palette; GdkGC *gc = NULL; if (top_level_palette) gc = top_level_palette->gc; else if (top_level_edit_palette) gc = top_level_edit_palette->gc; if (gc) palette_entries_update_small_preview (entries, gc); if ((palette = top_level_palette)) { if (palette->entries == entries) { palette_dialog_draw_entries (palette, color->position / palette->columns, color->position % palette->columns); } } if ((palette = top_level_edit_palette)) { if (palette->entries == entries) { palette_dialog_draw_entries (palette, color->position / palette->columns, color->position % palette->columns); } } } static void palette_refresh_all (void) { PaletteDialog *palette; default_palette_entries = NULL; palettes_free (); palettes_init (FALSE); if ((palette = top_level_palette)) { palette_dialog_clist_refresh (palette); palette->columns_valid = FALSE; palette_dialog_redraw (palette); palette_dialog_clist_scroll_to_current (palette); } if ((palette = top_level_edit_palette)) { palette_dialog_clist_refresh (palette); palette->columns_valid = FALSE; palette_dialog_redraw (palette); palette_dialog_clist_scroll_to_current (palette); } /* Update other selectors on screen */ palette_select_refresh_all (); } /* called from color_picker.h *********************************************/ void palette_set_active_color (gint r, gint g, gint b, gint state) { if (top_level_edit_palette && top_level_edit_palette->entries) { switch (state) { case COLOR_NEW: top_level_edit_palette->color = palette_entries_add_entry (top_level_edit_palette->entries, _("Untitled"), r, g, b); palette_update_all (top_level_edit_palette->entries); break; case COLOR_UPDATE_NEW: top_level_edit_palette->color->color[0] = r; top_level_edit_palette->color->color[1] = g; top_level_edit_palette->color->color[2] = b; palette_draw_all (top_level_edit_palette->entries, top_level_edit_palette->color); break; default: break; } } if (active_color == FOREGROUND) gimp_context_set_foreground (gimp_context_get_user (), r, g, b); else if (active_color == BACKGROUND) gimp_context_set_background (gimp_context_get_user (), r, g, b); } /* called from palette_select.c ********************************************/ void palette_select_palette_init (void) { if (top_level_edit_palette == NULL) { top_level_edit_palette = palette_dialog_new (FALSE); dialog_register (top_level_edit_palette->shell); } } void palette_create_edit (PaletteEntries *entries) { if (top_level_edit_palette == NULL) { top_level_edit_palette = palette_dialog_new (FALSE); dialog_register (top_level_edit_palette->shell); gtk_widget_show (top_level_edit_palette->shell); palette_dialog_draw_entries (top_level_edit_palette, -1, -1); } else { if (! GTK_WIDGET_VISIBLE (top_level_edit_palette->shell)) { gtk_widget_show (top_level_edit_palette->shell); palette_dialog_draw_entries (top_level_edit_palette, -1, -1); } else { gdk_window_raise (top_level_edit_palette->shell->window); } } if (entries != NULL) { top_level_edit_palette->entries = entries; palette_dialog_clist_scroll_to_current (top_level_edit_palette); } } static void palette_select_callback (gint r, gint g, gint b, ColorNotebookState state, void *data) { PaletteDialog *palette; guchar *color; palette = data; if (palette && palette->entries) { switch (state) { case COLOR_NOTEBOOK_UPDATE: break; case COLOR_NOTEBOOK_OK: if (palette->color) { color = palette->color->color; color[0] = r; color[1] = g; color[2] = b; /* Update either foreground or background colors */ if (active_color == FOREGROUND) gimp_context_set_foreground (gimp_context_get_user (), r, g, b); else if (active_color == BACKGROUND) gimp_context_set_background (gimp_context_get_user (), r, g, b); palette_draw_all (palette->entries, palette->color); } /* Fallthrough */ case COLOR_NOTEBOOK_CANCEL: if (palette->color_notebook_active) { color_notebook_hide (palette->color_notebook); palette->color_notebook_active = FALSE; } } } } /* the palette dialog popup menu & callbacks *******************************/ static void palette_dialog_new_entry_callback (GtkWidget *widget, gpointer data) { PaletteDialog *palette; palette = data; if (palette && palette->entries) { guchar col[3]; if (active_color == FOREGROUND) gimp_context_get_foreground (gimp_context_get_user (), &col[0], &col[1], &col[2]); else if (active_color == BACKGROUND) gimp_context_get_background (gimp_context_get_user (), &col[0], &col[1], &col[2]); palette->color = palette_entries_add_entry (palette->entries, _("Untitled"), col[0], col[1], col[2]); palette_update_all (palette->entries); } } static void palette_dialog_edit_entry_callback (GtkWidget *widget, gpointer data) { PaletteDialog *palette; guchar *color; palette = data; if (palette && palette->entries && palette->color) { color = palette->color->color; if (!palette->color_notebook) { palette->color_notebook = color_notebook_new (color[0], color[1], color[2], palette_select_callback, palette, FALSE); palette->color_notebook_active = TRUE; } else { if (!palette->color_notebook_active) { color_notebook_show (palette->color_notebook); palette->color_notebook_active = TRUE; } color_notebook_set_color (palette->color_notebook, color[0], color[1], color[2], 1); } } } static void palette_dialog_delete_entry_callback (GtkWidget *widget, gpointer data) { PaletteEntry *entry; PaletteDialog *palette; GSList *tmp_link; gint pos = 0; palette = data; if (palette && palette->entries && palette->color) { entry = palette->color; palette->entries->colors = g_slist_remove (palette->entries->colors, entry); palette->entries->n_colors--; palette->entries->changed = TRUE; pos = entry->position; palette_entry_free (entry); tmp_link = g_slist_nth (palette->entries->colors, pos); if (tmp_link) { palette->color = tmp_link->data; while (tmp_link) { entry = tmp_link->data; tmp_link = tmp_link->next; entry->position = pos++; } } else { tmp_link = g_slist_nth (palette->entries->colors, pos - 1); if (tmp_link) palette->color = tmp_link->data; } if (palette->entries->n_colors == 0) palette->color = palette_entries_add_entry (palette->entries, _("Black"), 0, 0, 0); palette_update_all (palette->entries); } } static void palette_dialog_create_popup_menu (PaletteDialog *palette) { GtkWidget *menu; GtkWidget *menu_item; palette->popup_menu = menu = gtk_menu_new (); menu_item = gtk_menu_item_new_with_label (_("New")); gtk_menu_append (GTK_MENU (menu), menu_item); gtk_signal_connect (GTK_OBJECT (menu_item), "activate", GTK_SIGNAL_FUNC (palette_dialog_new_entry_callback), (gpointer) palette); gtk_widget_show (menu_item); menu_item = gtk_menu_item_new_with_label (_("Edit")); gtk_menu_append (GTK_MENU (menu), menu_item); gtk_signal_connect (GTK_OBJECT (menu_item), "activate", GTK_SIGNAL_FUNC (palette_dialog_edit_entry_callback), (gpointer) palette); gtk_widget_show (menu_item); palette->edit_menu_item = menu_item; menu_item = gtk_menu_item_new_with_label (_("Delete")); gtk_signal_connect (GTK_OBJECT (menu_item), "activate", GTK_SIGNAL_FUNC (palette_dialog_delete_entry_callback), (gpointer) palette); gtk_menu_append (GTK_MENU (menu), menu_item); gtk_widget_show (menu_item); palette->delete_menu_item = menu_item; } /* the color area event callbacks ******************************************/ static gint palette_dialog_eventbox_button_press (GtkWidget *widget, GdkEventButton *bevent, PaletteDialog *palette) { if (gtk_get_event_widget ((GdkEvent *) bevent) == palette->color_area) return FALSE; if (bevent->button == 3) { if (GTK_WIDGET_SENSITIVE (palette->edit_menu_item)) { gtk_widget_set_sensitive (palette->edit_menu_item, FALSE); gtk_widget_set_sensitive (palette->delete_menu_item, FALSE); } gtk_menu_popup (GTK_MENU (palette->popup_menu), NULL, NULL, NULL, NULL, 3, bevent->time); } return TRUE; } static gint palette_dialog_color_area_events (GtkWidget *widget, GdkEvent *event, PaletteDialog *palette) { GdkEventButton *bevent; GSList *tmp_link; gint r, g, b; gint entry_width; gint entry_height; gint row, col; gint pos; switch (event->type) { case GDK_EXPOSE: palette_dialog_redraw (palette); break; case GDK_BUTTON_PRESS: bevent = (GdkEventButton *) event; entry_width = palette->col_width + SPACING; entry_height = (ENTRY_HEIGHT * palette->zoom_factor) + SPACING; col = (bevent->x - 1) / entry_width; row = (bevent->y - 1) / entry_height; pos = row * palette->columns + col; tmp_link = (palette->entries != NULL) ? g_slist_nth (palette->entries->colors, pos) : NULL; if (tmp_link) palette->dnd_color = tmp_link->data; else palette->dnd_color = NULL; if ((bevent->button == 1 || bevent->button == 3) && palette->entries) { if (tmp_link) { if (palette->color) { palette->freeze_update = TRUE; palette_dialog_draw_entries (palette, -1, -1); palette->freeze_update = FALSE; } palette->color = tmp_link->data; /* Update either foreground or background colors */ r = palette->color->color[0]; g = palette->color->color[1]; b = palette->color->color[2]; if (active_color == FOREGROUND) { if (bevent->state & GDK_CONTROL_MASK) gimp_context_set_background (gimp_context_get_user (), r, g, b); else gimp_context_set_foreground (gimp_context_get_user (), r, g, b); } else if (active_color == BACKGROUND) { if (bevent->state & GDK_CONTROL_MASK) gimp_context_set_foreground (gimp_context_get_user (), r, g, b); else gimp_context_set_background (gimp_context_get_user (), r, g, b); } palette_dialog_draw_entries (palette, row, col); /* Update the active color name */ gtk_entry_set_text (GTK_ENTRY (palette->color_name), palette->color->name); gtk_widget_set_sensitive (palette->color_name, TRUE); /* palette_update_current_entry (palette); */ if (bevent->button == 3) { if (! GTK_WIDGET_SENSITIVE (palette->edit_menu_item)) { gtk_widget_set_sensitive (palette->edit_menu_item, TRUE); gtk_widget_set_sensitive (palette->delete_menu_item, TRUE); } gtk_menu_popup (GTK_MENU (palette->popup_menu), NULL, NULL, NULL, NULL, 3, bevent->time); } } else { if (bevent->button == 3) { if (GTK_WIDGET_SENSITIVE (palette->edit_menu_item)) { gtk_widget_set_sensitive (palette->edit_menu_item, FALSE); gtk_widget_set_sensitive (palette->delete_menu_item, FALSE); } gtk_menu_popup (GTK_MENU (palette->popup_menu), NULL, NULL, NULL, NULL, 3, bevent->time); } } } break; default: break; } return FALSE; } /* functions for drawing & updating the palette dialog color area **********/ static int palette_dialog_draw_color_row (guchar **colors, gint ncolors, gint y, gint column_highlight, guchar *buffer, PaletteDialog *palette) { guchar *p; guchar bcolor; gint width, height; gint entry_width; gint entry_height; gint vsize; gint vspacing; gint i, j; GtkWidget *preview; if (! palette) return -1; preview = palette->color_area; bcolor = 0; width = preview->requisition.width; height = preview->requisition.height; entry_width = palette->col_width; entry_height = (ENTRY_HEIGHT * palette->zoom_factor); if ((y >= 0) && ((y + SPACING) < height)) vspacing = SPACING; else if (y < 0) vspacing = SPACING + y; else vspacing = height - y; if (vspacing > 0) { if (y < 0) y += SPACING - vspacing; for (i = SPACING - vspacing; i < SPACING; i++, y++) { p = buffer; for (j = 0; j < width; j++) { *p++ = bcolor; *p++ = bcolor; *p++ = bcolor; } if (column_highlight >= 0) { guchar *ph = &buffer[3*column_highlight*(entry_width+SPACING)]; for (j = 0 ; j <= entry_width + SPACING; j++) { *ph++ = ~bcolor; *ph++ = ~bcolor; *ph++ = ~bcolor; } gtk_preview_draw_row (GTK_PREVIEW (preview), buffer, 0, y + entry_height + 1, width); } gtk_preview_draw_row (GTK_PREVIEW (preview), buffer, 0, y, width); } if (y > SPACING) y += SPACING - vspacing; } else y += SPACING; vsize = (y >= 0) ? (entry_height) : (entry_height + y); if ((y >= 0) && ((y + entry_height) < height)) vsize = entry_height; else if (y < 0) vsize = entry_height + y; else vsize = height - y; if (vsize > 0) { p = buffer; for (i = 0; i < ncolors; i++) { for (j = 0; j < SPACING; j++) { *p++ = bcolor; *p++ = bcolor; *p++ = bcolor; } for (j = 0; j < entry_width; j++) { *p++ = colors[i][0]; *p++ = colors[i][1]; *p++ = colors[i][2]; } } for (i = 0; i < (palette->columns - ncolors); i++) { for (j = 0; j < (SPACING + entry_width); j++) { *p++ = 0; *p++ = 0; *p++ = 0; } } for (j = 0; j < SPACING; j++) { if (ncolors == column_highlight) { *p++ = ~bcolor; *p++ = ~bcolor; *p++ = ~bcolor; } else { *p++ = bcolor; *p++ = bcolor; *p++ = bcolor; } } if (y < 0) y += entry_height - vsize; for (i = 0; i < vsize; i++, y++) { if (column_highlight >= 0) { guchar *ph = &buffer[3*column_highlight*(entry_width+SPACING)]; *ph++ = ~bcolor; *ph++ = ~bcolor; *ph++ = ~bcolor; ph += 3*(entry_width); *ph++ = ~bcolor; *ph++ = ~bcolor; *ph++ = ~bcolor; } gtk_preview_draw_row (GTK_PREVIEW (preview), buffer, 0, y, width); } if (y > entry_height) y += entry_height - vsize; } else y += entry_height; return y; } static void palette_dialog_draw_entries (PaletteDialog *palette, gint row_start, gint column_highlight) { PaletteEntry *entry; guchar *buffer; guchar **colors; GSList *tmp_link; gint width, height; gint entry_width; gint entry_height; gint index, y; if (palette && palette->entries) { width = palette->color_area->requisition.width; height = palette->color_area->requisition.height; entry_width = palette->col_width; entry_height = (ENTRY_HEIGHT * palette->zoom_factor); if (entry_width <= 0) return; colors = g_malloc (sizeof (guchar *) * palette->columns * 3); buffer = g_malloc (width * 3); if (row_start < 0) { y = 0; tmp_link = palette->entries->colors; column_highlight = -1; } else { y = (entry_height + SPACING) * row_start; tmp_link = g_slist_nth (palette->entries->colors, row_start * palette->columns); } index = 0; while (tmp_link) { entry = tmp_link->data; tmp_link = tmp_link->next; colors[index] = entry->color; index++; if (index == palette->columns) { index = 0; y = palette_dialog_draw_color_row (colors, palette->columns, y, column_highlight, buffer, palette); if (y >= height || row_start >= 0) { /* This row only */ gtk_widget_draw (palette->color_area, NULL); g_free (buffer); g_free (colors); return; } } } while (y < height) { y = palette_dialog_draw_color_row (colors, index, y, column_highlight, buffer, palette); index = 0; if (row_start >= 0) break; } g_free (buffer); g_free (colors); if (palette->freeze_update == FALSE) gtk_widget_draw (palette->color_area, NULL); } } static void palette_dialog_scroll_top_left (PaletteDialog *palette) { GtkAdjustment *hadj; GtkAdjustment *vadj; /* scroll viewport to top left */ if (palette && palette->scrolled_window) { hadj = gtk_scrolled_window_get_hadjustment (GTK_SCROLLED_WINDOW (palette->scrolled_window)); vadj = gtk_scrolled_window_get_vadjustment (GTK_SCROLLED_WINDOW (palette->scrolled_window)); if (hadj) gtk_adjustment_set_value (hadj, 0.0); if (vadj) gtk_adjustment_set_value (vadj, 0.0); } } static void palette_dialog_redraw (PaletteDialog *palette) { GtkWidget *parent; gint vsize; gint nrows; gint n_entries; gint preview_width; guint width; if (!palette->entries) return; width = palette->color_area->parent->parent->parent->allocation.width; if ((palette->columns_valid) && palette->last_width == width) return; palette->last_width = width; palette->col_width = width / (palette->columns + 1) - SPACING; if (palette->col_width < 0) palette->col_width = 0; palette->columns_valid = TRUE; n_entries = palette->entries->n_colors; nrows = n_entries / palette->columns; if (n_entries % palette->columns) nrows += 1; vsize = nrows * (SPACING + (gint) (ENTRY_HEIGHT * palette->zoom_factor)) + SPACING; parent = palette->color_area->parent->parent; gtk_widget_ref (palette->color_area->parent); gtk_container_remove (GTK_CONTAINER (parent), palette->color_area->parent); preview_width = (palette->col_width + SPACING) * palette->columns + SPACING; gtk_preview_size (GTK_PREVIEW (palette->color_area), preview_width, vsize); gtk_container_add (GTK_CONTAINER (parent), palette->color_area->parent); gtk_widget_unref (palette->color_area->parent); palette_dialog_draw_entries (palette, -1, -1); } /* the palette dialog clist "select_row" callback **************************/ static void palette_dialog_list_item_update (GtkWidget *widget, gint row, gint column, GdkEventButton *event, gpointer data) { PaletteDialog *palette; PaletteEntries *p_entries; palette = (PaletteDialog *) data; if (palette->color_notebook_active) { color_notebook_hide (palette->color_notebook); palette->color_notebook_active = FALSE; } if (palette->color_notebook) color_notebook_free (palette->color_notebook); palette->color_notebook = NULL; p_entries = (PaletteEntries *) gtk_clist_get_row_data (GTK_CLIST (palette->clist), row); palette->entries = p_entries; palette->columns_valid = FALSE; palette_dialog_redraw (palette); palette_dialog_scroll_top_left (palette); /* Stop errors in case no colors are selected */ gtk_signal_handler_block (GTK_OBJECT (palette->color_name), palette->entry_sig_id); gtk_entry_set_text (GTK_ENTRY (palette->color_name), _("Undefined")); gtk_widget_set_sensitive (palette->color_name, FALSE); gtk_signal_handler_unblock (GTK_OBJECT (palette->color_name), palette->entry_sig_id); } /* the color name entry callback *******************************************/ static void palette_dialog_color_name_entry_changed (GtkWidget *widget, gpointer data) { PaletteDialog *palette; palette = data; g_return_if_fail (palette->entries != NULL); if (palette->color->name) g_free (palette->color->name); palette->color->name = g_strdup (gtk_entry_get_text (GTK_ENTRY (palette->color_name))); palette->entries->changed = TRUE; } /* palette zoom functions & callbacks **************************************/ static void palette_dialog_redraw_zoom (PaletteDialog *palette) { if (palette->zoom_factor > 4.0) { palette->zoom_factor = 4.0; } else if (palette->zoom_factor < 0.1) { palette->zoom_factor = 0.1; } palette->columns = COLUMNS; palette->columns_valid = FALSE; palette_dialog_redraw (palette); palette_dialog_scroll_top_left (palette); } static void palette_dialog_zoomin_callback (GtkWidget *widget, gpointer data) { PaletteDialog *palette = data; palette->zoom_factor += 0.1; palette_dialog_redraw_zoom (palette); } static void palette_dialog_zoomout_callback (GtkWidget *widget, gpointer data) { PaletteDialog *palette = data; palette->zoom_factor -= 0.1; palette_dialog_redraw_zoom (palette); } /* the palette edit ops callbacks ******************************************/ static void palette_dialog_add_entries_callback (GtkWidget *widget, gchar *palette_name, gpointer data) { PaletteEntries *entries; entries = palette_entries_new (palette_name); palette_insert_all (entries); } static void palette_dialog_new_callback (GtkWidget *widget, gpointer data) { GtkWidget *qbox; qbox = gimp_query_string_box (_("New Palette"), gimp_standard_help_func, "dialogs/palette_editor/new_palette.html", _("Enter a name for new palette"), NULL, NULL, NULL, palette_dialog_add_entries_callback, data); gtk_widget_show (qbox); } static void palette_dialog_do_delete_callback (GtkWidget *widget, gboolean delete, gpointer data) { PaletteDialog *palette; PaletteEntries *entries; palette = (PaletteDialog *) data; gtk_widget_set_sensitive (palette->shell, TRUE); if (!delete) return; if (palette && palette->entries) { entries = palette->entries; if (entries && entries->filename) palette_entries_delete (entries->filename); palette_entries_list = g_slist_remove (palette_entries_list, entries); palette_refresh_all (); } } static void palette_dialog_delete_callback (GtkWidget *widget, gpointer data) { PaletteDialog *palette; GtkWidget *dialog; gchar *str; palette = data; if (!palette || !palette->entries) return; gtk_widget_set_sensitive (palette->shell, FALSE); str = g_strdup_printf (_("Are you sure you want to delete\n" "\"%s\" from the list and from disk?"), palette->entries->name); dialog = gimp_query_boolean_box (_("Delete Palette"), gimp_standard_help_func, "dialogs/palette_editor/delete_palette.html", FALSE, str, _("Delete"), _("Cancel"), NULL, NULL, palette_dialog_do_delete_callback, palette); g_free (str); gtk_widget_show (dialog); } static void palette_dialog_import_callback (GtkWidget *widget, gpointer data) { if (!import_dialog) { import_dialog = palette_import_dialog_new ((PaletteDialog *) data); gtk_widget_show (import_dialog->dialog); } else { gdk_window_raise (import_dialog->dialog->window); } } static void palette_dialog_merge_entries_callback (GtkWidget *widget, gchar *palette_name, gpointer data) { PaletteDialog *palette; PaletteEntries *p_entries; PaletteEntries *new_entries; GList *sel_list; new_entries = palette_entries_new (palette_name); palette = (PaletteDialog *) data; sel_list = GTK_CLIST (palette->clist)->selection; while (sel_list) { gint row; GSList *cols; row = GPOINTER_TO_INT (sel_list->data); p_entries = (PaletteEntries *) gtk_clist_get_row_data (GTK_CLIST (palette->clist), row); /* Go through each palette and merge the colors */ cols = p_entries->colors; while (cols) { PaletteEntry *entry = cols->data; palette_entries_add_entry (new_entries, entry->name, entry->color[0], entry->color[1], entry->color[2]); cols = cols->next; } sel_list = sel_list->next; } palette_insert_all (new_entries); } static void palette_dialog_merge_callback (GtkWidget *widget, gpointer data) { GtkWidget *qbox; qbox = gimp_query_string_box (_("Merge Palette"), gimp_standard_help_func, "dialogs/palette_editor/merge_palette.html", _("Enter a name for merged palette"), NULL, NULL, NULL, palette_dialog_merge_entries_callback, data); gtk_widget_show (qbox); } /* the palette & palette edit action area callbacks ************************/ static void palette_dialog_save_callback (GtkWidget *widget, gpointer data) { palette_save_palettes (); } static void palette_dialog_refresh_callback (GtkWidget *widget, gpointer data) { palette_refresh_all (); } static void palette_dialog_edit_callback (GtkWidget *widget, gpointer data) { PaletteEntries *p_entries = NULL; PaletteDialog *palette; GList *sel_list; palette = (PaletteDialog *) data; sel_list = GTK_CLIST (palette->clist)->selection; if (sel_list) { p_entries = (PaletteEntries *) gtk_clist_get_row_data (GTK_CLIST (palette->clist), GPOINTER_TO_INT (sel_list->data)); } palette_create_edit (p_entries); } static void palette_dialog_close_callback (GtkWidget *widget, gpointer data) { PaletteDialog *palette; palette = data; if (palette) { if (palette->color_notebook_active) { color_notebook_hide (palette->color_notebook); palette->color_notebook_active = FALSE; } if (palette == top_level_edit_palette && import_dialog) { gtk_widget_destroy (import_dialog->dialog); g_free (import_dialog); import_dialog = NULL; } if (GTK_WIDGET_VISIBLE (palette->shell)) gtk_widget_hide (palette->shell); } } /* the palette dialog color dnd callbacks **********************************/ static void palette_dialog_drag_color (GtkWidget *widget, guchar *r, guchar *g, guchar *b, gpointer data) { PaletteDialog *palette; palette = (PaletteDialog *) data; if (palette && palette->entries && palette->dnd_color) { *r = (guchar) palette->dnd_color->color[0]; *g = (guchar) palette->dnd_color->color[1]; *b = (guchar) palette->dnd_color->color[2]; } else { *r = *g = *b = 0; } } static void palette_dialog_drop_color (GtkWidget *widget, guchar r, guchar g, guchar b, gpointer data) { PaletteDialog *palette; palette = (PaletteDialog *) data; if (palette && palette->entries) { palette->color = palette_entries_add_entry (palette->entries, _("Untitled"), r, g, b); palette_update_all (palette->entries); } } /* the palette & palette edit dialog constructor ***************************/ PaletteDialog * palette_dialog_new (gboolean editor) { PaletteDialog *palette; GtkWidget *hbox; GtkWidget *hbox2; GtkWidget *vbox; GtkWidget *scrolledwindow; GtkWidget *palette_region; GtkWidget *entry; GtkWidget *eventbox; GtkWidget *alignment; GtkWidget *frame; GtkWidget *button; gchar *titles[3]; palette = g_new0 (PaletteDialog, 1); palette->entries = default_palette_entries; palette->zoom_factor = 1.0; palette->columns = COLUMNS; palette->columns_valid = TRUE; palette->freeze_update = FALSE; if (!editor) { palette->shell = gimp_dialog_new (_("Color Palette Edit"), "color_palette_edit", gimp_standard_help_func, "dialogs/palette_editor/palette_editor.html", GTK_WIN_POS_NONE, FALSE, TRUE, FALSE, _("Save"), palette_dialog_save_callback, palette, NULL, NULL, FALSE, FALSE, _("Refresh"), palette_dialog_refresh_callback, palette, NULL, NULL, FALSE, FALSE, _("Close"), palette_dialog_close_callback, palette, NULL, NULL, TRUE, TRUE, NULL); } else { palette->shell = gimp_dialog_new (_("Color Palette"), "color_palette", gimp_standard_help_func, "dialogs/palette_selection.html", GTK_WIN_POS_NONE, FALSE, TRUE, FALSE, _("Edit"), palette_dialog_edit_callback, palette, NULL, NULL, FALSE, FALSE, _("Close"), palette_dialog_close_callback, palette, NULL, NULL, TRUE, TRUE, NULL); } /* The main container widget */ if (editor) { hbox = gtk_notebook_new (); gtk_container_set_border_width (GTK_CONTAINER (hbox), 1); } else { hbox = gtk_hbox_new (FALSE, 4); gtk_container_set_border_width (GTK_CONTAINER (hbox), 4); } gtk_container_add (GTK_CONTAINER (GTK_DIALOG (palette->shell)->vbox), hbox); gtk_widget_show (hbox); vbox = gtk_vbox_new (FALSE, 2); gtk_widget_show (vbox); palette->scrolled_window = scrolledwindow = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledwindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS); gtk_box_pack_start (GTK_BOX (vbox), scrolledwindow, TRUE, TRUE, 0); gtk_widget_show (scrolledwindow); eventbox = gtk_event_box_new (); gtk_scrolled_window_add_with_viewport (GTK_SCROLLED_WINDOW (scrolledwindow), eventbox); gtk_signal_connect (GTK_OBJECT (eventbox), "button_press_event", GTK_SIGNAL_FUNC (palette_dialog_eventbox_button_press), palette); gtk_widget_show (eventbox); alignment = gtk_alignment_new (0.5, 0.5, 0.0, 0.0); gtk_container_add (GTK_CONTAINER (eventbox), alignment); gtk_widget_show (alignment); palette->color_area = palette_region = gtk_preview_new (GTK_PREVIEW_COLOR); gtk_preview_set_dither (GTK_PREVIEW (palette->color_area), GDK_RGB_DITHER_MAX); gtk_preview_size (GTK_PREVIEW (palette_region), PREVIEW_WIDTH, PREVIEW_HEIGHT); gtk_widget_set_events (palette_region, PALETTE_EVENT_MASK); gtk_signal_connect (GTK_OBJECT (palette->color_area), "event", GTK_SIGNAL_FUNC (palette_dialog_color_area_events), palette); gtk_container_add (GTK_CONTAINER (alignment), palette_region); gtk_widget_show (palette_region); /* dnd stuff */ gtk_drag_source_set (palette_region, GDK_BUTTON1_MASK | GDK_BUTTON2_MASK, color_palette_target_table, n_color_palette_targets, GDK_ACTION_COPY | GDK_ACTION_MOVE); gimp_dnd_color_source_set (palette_region, palette_dialog_drag_color, palette); gtk_drag_dest_set (alignment, GTK_DEST_DEFAULT_HIGHLIGHT | GTK_DEST_DEFAULT_MOTION | GTK_DEST_DEFAULT_DROP, color_palette_target_table, n_color_palette_targets, GDK_ACTION_COPY); gimp_dnd_color_dest_set (alignment, palette_dialog_drop_color, palette); /* The color name entry */ hbox2 = gtk_hbox_new (FALSE, 2); gtk_box_pack_start (GTK_BOX (vbox), hbox2, FALSE, FALSE, 0); gtk_widget_show (hbox2); entry = palette->color_name = gtk_entry_new (); gtk_widget_show (entry); gtk_box_pack_start (GTK_BOX (hbox2), entry, TRUE, TRUE, 0); gtk_entry_set_text (GTK_ENTRY (entry), _("Undefined")); gtk_widget_set_sensitive (entry, FALSE); palette->entry_sig_id = gtk_signal_connect (GTK_OBJECT (entry), "changed", GTK_SIGNAL_FUNC (palette_dialog_color_name_entry_changed), palette); /* + and - buttons */ button = gimp_pixmap_button_new (zoom_in_xpm, NULL); gtk_box_pack_start (GTK_BOX (hbox2), button, FALSE, FALSE, 0); gtk_signal_connect (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (palette_dialog_zoomin_callback), (gpointer) palette); gtk_widget_show (button); button = gimp_pixmap_button_new (zoom_out_xpm, NULL); gtk_box_pack_start (GTK_BOX (hbox2), button, FALSE, FALSE, 0); gtk_signal_connect (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (palette_dialog_zoomout_callback), (gpointer) palette); gtk_widget_show (button); /* clist preview of palettes */ scrolledwindow = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolledwindow), GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS); if (editor) { gtk_notebook_append_page (GTK_NOTEBOOK (hbox), vbox, gtk_label_new (_("Palette"))); gtk_notebook_append_page (GTK_NOTEBOOK (hbox), scrolledwindow, gtk_label_new (_("Select"))); } else { gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0); gtk_box_pack_start (GTK_BOX (hbox), scrolledwindow, TRUE, TRUE, 0); } gtk_widget_show (scrolledwindow); titles[0] = _("Palette"); titles[1] = _("Ncols"); titles[2] = _("Name"); palette->clist = gtk_clist_new_with_titles (3, titles); gtk_widget_set_usize (palette->clist, 203, 203); gtk_clist_set_row_height (GTK_CLIST (palette->clist), SM_PREVIEW_HEIGHT + 2); gtk_clist_set_column_width (GTK_CLIST (palette->clist), 0, SM_PREVIEW_WIDTH+2); gtk_clist_column_titles_passive (GTK_CLIST (palette->clist)); gtk_container_add (GTK_CONTAINER (scrolledwindow), palette->clist); if (!editor) gtk_clist_set_selection_mode (GTK_CLIST (palette->clist), GTK_SELECTION_EXTENDED); gtk_signal_connect (GTK_OBJECT (palette->clist), "select_row", GTK_SIGNAL_FUNC (palette_dialog_list_item_update), (gpointer) palette); gtk_widget_show (palette->clist); if (!editor) { frame = gtk_frame_new (_("Palette Ops")); gtk_box_pack_start (GTK_BOX (hbox), frame, FALSE, FALSE, 0); gtk_widget_show (frame); vbox = gtk_vbox_new (FALSE, 2); gtk_container_set_border_width (GTK_CONTAINER (vbox), 4); gtk_container_add (GTK_CONTAINER (frame), vbox); gtk_widget_show (vbox); button = gtk_button_new_with_label (_("New")); GTK_WIDGET_UNSET_FLAGS (button, GTK_RECEIVES_DEFAULT); gtk_misc_set_padding (GTK_MISC (GTK_BIN (button)->child), 2, 0); gtk_signal_connect (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (palette_dialog_new_callback), (gpointer) palette); gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0); gimp_help_set_help_data (button, NULL, "dialogs/palette_editor/new_palette.html"); gtk_widget_show (button); button = gtk_button_new_with_label (_("Delete")); GTK_WIDGET_UNSET_FLAGS (button, GTK_RECEIVES_DEFAULT); gtk_misc_set_padding (GTK_MISC (GTK_BIN (button)->child), 2, 0); gtk_signal_connect (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (palette_dialog_delete_callback), (gpointer) palette); gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0); gimp_help_set_help_data (button, NULL, "dialogs/palette_editor/delete_palette.html"); gtk_widget_show (button); button = gtk_button_new_with_label (_("Import")); GTK_WIDGET_UNSET_FLAGS (button, GTK_RECEIVES_DEFAULT); gtk_misc_set_padding (GTK_MISC (GTK_BIN (button)->child), 2, 0); gtk_signal_connect (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (palette_dialog_import_callback), (gpointer) palette); gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0); gimp_help_set_help_data (button, NULL, "dialogs/palette_editor/import_palette.html"); gtk_widget_show (button); button = gtk_button_new_with_label (_("Merge")); GTK_WIDGET_UNSET_FLAGS (button, GTK_RECEIVES_DEFAULT); gtk_misc_set_padding (GTK_MISC (GTK_BIN (button)->child), 2, 0); gtk_signal_connect (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (palette_dialog_merge_callback), (gpointer) palette); gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0); gimp_help_set_help_data (button, NULL, "dialogs/palette_editor/merge_palette.html"); gtk_widget_show (button); } gtk_widget_realize (palette->shell); palette->gc = gdk_gc_new (palette->shell->window); /* fill the clist */ palette_clist_init (palette->clist, palette->shell, palette->gc); palette_dialog_clist_scroll_to_current (palette); palette_dialog_create_popup_menu (palette); return palette; } /*****************************************************************************/ /* palette import dialog functions *****************************************/ /* functions to create & update the import dialog's gradient selection *****/ static void palette_import_select_grad_callback (GtkWidget *widget, gpointer data) { /* Popup grad edit box .... */ gradient_dialog_create (); } static void palette_import_fill_grad_preview (GtkWidget *preview, gradient_t *gradient) { guchar buffer[3*IMPORT_PREVIEW_WIDTH]; gint loop; guchar *p = buffer; gdouble dx, cur_x; gdouble r, g, b, a; dx = 1.0/ (IMPORT_PREVIEW_WIDTH - 1); cur_x = 0; for (loop = 0 ; loop < IMPORT_PREVIEW_WIDTH; loop++) { gradient_get_color_at (gradient, cur_x, &r, &g, &b, &a); *p++ = r * 255.0; *p++ = g * 255.0; *p++ = b * 255.0; cur_x += dx; } for (loop = 0 ; loop < IMPORT_PREVIEW_HEIGHT; loop++) { gtk_preview_draw_row (GTK_PREVIEW (preview), buffer, 0, loop, IMPORT_PREVIEW_WIDTH); } gtk_widget_draw (preview, NULL); } static void palette_import_gradient_update (GimpContext *context, gradient_t *gradient, gpointer data) { if (import_dialog && import_dialog->import_type == GRAD_IMPORT) { /* redraw gradient */ palette_import_fill_grad_preview (import_dialog->preview, gradient); gtk_entry_set_text (GTK_ENTRY (import_dialog->entry), gradient->name); } } /* functions to create & update the import dialog's image selection ********/ static void palette_import_gimlist_cb (gpointer im, gpointer data) { GSList** l; l = (GSList**) data; *l = g_slist_prepend (*l, im); } static void palette_import_gimlist_indexed_cb (gpointer im, gpointer data) { GimpImage *gimage = GIMP_IMAGE (im); GSList** l; if (gimage_base_type (gimage) == INDEXED) { l = (GSList**) data; *l = g_slist_prepend (*l, im); } } static void palette_import_update_image_preview (GimpImage *gimage) { TempBuf * preview_buf; gchar *src, *buf; gint x,y,has_alpha; gint sel_width, sel_height; gint pwidth, pheight; import_dialog->gimage = gimage; /* Calculate preview size */ sel_width = gimage->width; sel_height = gimage->height; if (sel_width > sel_height) { pwidth = MIN(sel_width, IMPORT_PREVIEW_WIDTH); pheight = sel_height * pwidth / sel_width; } else { pheight = MIN(sel_height, IMPORT_PREVIEW_HEIGHT); pwidth = sel_width * pheight / sel_height; } /* Min size is 2 */ preview_buf = gimp_image_construct_composite_preview (gimage, MAX (pwidth, 2), MAX (pheight, 2)); gtk_preview_size (GTK_PREVIEW (import_dialog->preview), preview_buf->width, preview_buf->height); buf = g_new (gchar, IMPORT_PREVIEW_WIDTH * 3); src = (gchar *) temp_buf_data (preview_buf); has_alpha = (preview_buf->bytes == 2 || preview_buf->bytes == 4); for (y = 0; y height ; y++) { if (preview_buf->bytes == (1+has_alpha)) for (x = 0; x < preview_buf->width; x++) { buf[x*3+0] = src[x]; buf[x*3+1] = src[x]; buf[x*3+2] = src[x]; } else for (x = 0; x < preview_buf->width; x++) { gint stride = 3 + has_alpha; buf[x*3+0] = src[x*stride+0]; buf[x*3+1] = src[x*stride+1]; buf[x*3+2] = src[x*stride+2]; } gtk_preview_draw_row (GTK_PREVIEW (import_dialog->preview), (guchar *)buf, 0, y, preview_buf->width); src += preview_buf->width * preview_buf->bytes; } g_free (buf); temp_buf_free (preview_buf); gtk_widget_hide (import_dialog->preview); gtk_widget_draw (import_dialog->preview, NULL); gtk_widget_show (import_dialog->preview); } static void palette_import_image_sel_callback (GtkWidget *widget, gpointer data) { GimpImage *gimage; gchar *lab; gimage = GIMP_IMAGE (data); palette_import_update_image_preview (gimage); lab = g_strdup_printf ("%s-%d", g_basename (gimage_filename (import_dialog->gimage)), pdb_image_to_id (import_dialog->gimage)); gtk_entry_set_text (GTK_ENTRY (import_dialog->entry), lab); } static void palette_import_image_menu_add (GimpImage *gimage) { GtkWidget *menuitem; gchar *lab = g_strdup_printf ("%s-%d", g_basename (gimage_filename (gimage)), pdb_image_to_id (gimage)); menuitem = gtk_menu_item_new_with_label (lab); gtk_widget_show (menuitem); gtk_signal_connect (GTK_OBJECT (menuitem), "activate", GTK_SIGNAL_FUNC (palette_import_image_sel_callback), gimage); gtk_menu_append (GTK_MENU (import_dialog->optionmenu1_menu), menuitem); } /* Last Param gives us control over what goes in the menu on a delete oper */ static void palette_import_image_menu_activate (gint redo, ImportType type, GimpImage *del_image) { GSList *list=NULL; gint num_images; GimpImage *last_img = NULL; GimpImage *first_img = NULL; gint act_num = -1; gint count = 0; gchar *lab; if (!import_dialog) return; if (import_dialog->import_type == type && !redo) return; /* Destroy existing widget if necessary */ if (import_dialog->image_list) { if (redo) /* Preserve settings in this case */ last_img = import_dialog->gimage; gtk_widget_hide (import_dialog->image_list); gtk_widget_destroy (import_dialog->image_list); import_dialog->image_list = NULL; } import_dialog->import_type= type; /* Get list of images */ if (import_dialog->import_type == INDEXED_IMPORT) { gimage_foreach (palette_import_gimlist_indexed_cb, &list); } else { gimage_foreach (palette_import_gimlist_cb, &list); } num_images = g_slist_length (list); if (num_images) { gint i; GtkWidget *optionmenu1; GtkWidget *optionmenu1_menu; import_dialog->image_list = optionmenu1 = gtk_option_menu_new (); gtk_widget_set_usize (optionmenu1, IMPORT_PREVIEW_WIDTH, -1); import_dialog->optionmenu1_menu = optionmenu1_menu = gtk_menu_new (); for (i = 0; i < num_images; i++, list = g_slist_next (list)) { if (GIMP_IMAGE (list->data) != del_image) { if (first_img == NULL) first_img = GIMP_IMAGE (list->data); palette_import_image_menu_add (GIMP_IMAGE (list->data)); if (last_img == GIMP_IMAGE (list->data)) act_num = count; else count++; } } gtk_option_menu_set_menu (GTK_OPTION_MENU (optionmenu1), optionmenu1_menu); gtk_widget_hide (import_dialog->select); gtk_box_pack_start (GTK_BOX (import_dialog->select_area), optionmenu1, FALSE, FALSE, 0); if(last_img != NULL && last_img != del_image) palette_import_update_image_preview (last_img); else if (first_img != NULL) palette_import_update_image_preview (first_img); gtk_widget_show (optionmenu1); /* reset to last one */ if (redo && act_num >= 0) { gchar *lab = g_strdup_printf ("%s-%d", g_basename (gimage_filename (import_dialog->gimage)), pdb_image_to_id (import_dialog->gimage)); gtk_option_menu_set_history (GTK_OPTION_MENU (optionmenu1), act_num); gtk_entry_set_text (GTK_ENTRY (import_dialog->entry), lab); } } g_slist_free (list); lab = g_strdup_printf ("%s-%d", g_basename (gimage_filename (import_dialog->gimage)), pdb_image_to_id (import_dialog->gimage)); gtk_entry_set_text (GTK_ENTRY (import_dialog->entry), lab); } /* the import source menu item callbacks ***********************************/ static void palette_import_grad_callback (GtkWidget *widget, gpointer data) { if (import_dialog) { gradient_t *gradient; gradient = gimp_context_get_gradient (gimp_context_get_user ()); import_dialog->import_type = GRAD_IMPORT; if (import_dialog->image_list) { gtk_widget_hide (import_dialog->image_list); gtk_widget_destroy (import_dialog->image_list); import_dialog->image_list = NULL; } gtk_widget_show (import_dialog->select); palette_import_fill_grad_preview (import_dialog->preview, gradient); gtk_entry_set_text (GTK_ENTRY (import_dialog->entry), gradient->name); gtk_widget_set_sensitive (import_dialog->threshold_scale, FALSE); gtk_widget_set_sensitive (import_dialog->threshold_text, FALSE); } } static void palette_import_image_callback (GtkWidget *widget, gpointer data) { palette_import_image_menu_activate (FALSE, IMAGE_IMPORT, NULL); gtk_widget_set_sensitive (import_dialog->threshold_scale, TRUE); gtk_widget_set_sensitive (import_dialog->threshold_text, TRUE); } static void palette_import_indexed_callback (GtkWidget *widget, gpointer data) { palette_import_image_menu_activate (FALSE, INDEXED_IMPORT, NULL); gtk_widget_set_sensitive (import_dialog->threshold_scale, FALSE); gtk_widget_set_sensitive (import_dialog->threshold_text, FALSE); } /* functions & callbacks to keep the import dialog uptodate ****************/ static gint palette_import_image_count (ImportType type) { GSList *list=NULL; gint num_images = 0; if (type == INDEXED_IMPORT) { gimage_foreach (palette_import_gimlist_indexed_cb, &list); } else { gimage_foreach (palette_import_gimlist_cb, &list); } num_images = g_slist_length (list); g_slist_free (list); return num_images; } static void palette_import_image_new (GimpSet *set, GimpImage *gimage, gpointer data) { if (!import_dialog) return; if (!GTK_WIDGET_IS_SENSITIVE (import_dialog->image_menu_item_image)) { gtk_widget_set_sensitive (import_dialog->image_menu_item_image, TRUE); return; } if (!GTK_WIDGET_IS_SENSITIVE (import_dialog->image_menu_item_indexed) && gimage_base_type(gimage) == INDEXED) { gtk_widget_set_sensitive (import_dialog->image_menu_item_indexed, TRUE); return; } /* Now fill in the names if image menu shown */ if (import_dialog->import_type == IMAGE_IMPORT || import_dialog->import_type == INDEXED_IMPORT) { palette_import_image_menu_activate (TRUE, import_dialog->import_type, NULL); } } static void palette_import_image_destroyed (GimpSet *set, GimpImage *gimage, gpointer data) { if (!import_dialog) return; if (palette_import_image_count (import_dialog->import_type) <= 1) { /* Back to gradient type */ gtk_option_menu_set_history (GTK_OPTION_MENU (import_dialog->type_option), 0); palette_import_grad_callback (NULL, NULL); if (import_dialog->image_menu_item_image) gtk_widget_set_sensitive (import_dialog->image_menu_item_image, FALSE); return; } if (import_dialog->import_type == IMAGE_IMPORT || import_dialog->import_type == INDEXED_IMPORT) { palette_import_image_menu_activate (TRUE, import_dialog->import_type, gimage); } } void palette_import_image_renamed (GimpImage* gimage) { /* Now fill in the names if image menu shown */ if (import_dialog && (import_dialog->import_type == IMAGE_IMPORT || import_dialog->import_type == INDEXED_IMPORT)) { palette_import_image_menu_activate (TRUE, import_dialog->import_type, NULL); } } /* create a palette from a gradient ****************************************/ static void palette_import_create_from_grad (gchar *name) { PaletteEntries *entries; gradient_t *gradient; gradient = gimp_context_get_gradient (gimp_context_get_user ()); if (gradient) { /* Add names to entry */ gdouble dx, cur_x; gdouble r, g, b, a; gint sample_sz; gint loop; entries = palette_entries_new (name); sample_sz = (gint) import_dialog->sample->value; dx = 1.0 / (sample_sz - 1); cur_x = 0; for (loop = 0; loop < sample_sz; loop++) { gradient_get_color_at (gradient, cur_x, &r, &g, &b, &a); r = r * 255.0; g = g * 255.0; b = b * 255.0; cur_x += dx; palette_entries_add_entry (entries, _("Untitled"), (gint) r, (gint) g, (gint) b); } palette_insert_all (entries); } } /* create a palette from a non-indexed image *******************************/ typedef struct _ImgColors ImgColors; struct _ImgColors { guint count; guint r_adj; guint g_adj; guint b_adj; guchar r; guchar g; guchar b; }; static gint count_color_entries = 0; static GHashTable * palette_import_store_colors (GHashTable *h_array, guchar *colors, guchar *colors_real, gint sample_sz) { gpointer found_color = NULL; ImgColors *new_color; guint key_colors = colors[0]*256*256 + colors[1]*256 + colors[2]; if(h_array == NULL) { h_array = g_hash_table_new (g_direct_hash, g_direct_equal); count_color_entries = 0; } else { found_color = g_hash_table_lookup (h_array, (gpointer) key_colors); } if (found_color == NULL) { if (count_color_entries > MAX_IMAGE_COLORS) { /* Don't add any more new ones */ return h_array; } count_color_entries++; new_color = g_new (ImgColors, 1); new_color->count = 1; new_color->r_adj = 0; new_color->g_adj = 0; new_color->b_adj = 0; new_color->r = colors[0]; new_color->g = colors[1]; new_color->b = colors[2]; g_hash_table_insert (h_array, (gpointer) key_colors, new_color); } else { new_color = (ImgColors *) found_color; if(new_color->count < (G_MAXINT - 1)) new_color->count++; /* Now do the adjustments ...*/ new_color->r_adj += (colors_real[0] - colors[0]); new_color->g_adj += (colors_real[1] - colors[1]); new_color->b_adj += (colors_real[2] - colors[2]); /* Boundary conditions */ if(new_color->r_adj > (G_MAXINT - 255)) new_color->r_adj /= new_color->count; if(new_color->g_adj > (G_MAXINT - 255)) new_color->g_adj /= new_color->count; if(new_color->b_adj > (G_MAXINT - 255)) new_color->b_adj /= new_color->count; } return h_array; } static void palette_import_create_sorted_list (gpointer key, gpointer value, gpointer user_data) { GSList **sorted_list = (GSList**) user_data; ImgColors *color_tab = (ImgColors *) value; *sorted_list = g_slist_prepend (*sorted_list, color_tab); } static gint palette_import_sort_colors (gconstpointer a, gconstpointer b) { ImgColors *s1 = (ImgColors *) a; ImgColors *s2 = (ImgColors *) b; if(s1->count > s2->count) return -1; if(s1->count < s2->count) return 1; return 0; } static void palette_import_create_image_palette (gpointer data, gpointer user_data) { PaletteEntries *entries = (PaletteEntries *) user_data; ImgColors *color_tab = (ImgColors *) data; gint sample_sz; gchar *lab; sample_sz = (gint) import_dialog->sample->value; if (entries->n_colors >= sample_sz) return; lab = g_strdup_printf ("%s (occurs %u)", _("Untitled"), color_tab->count); /* Adjust the colors to the mean of the the sample */ palette_entries_add_entry (entries, lab, (gint) color_tab->r + (color_tab->r_adj / color_tab->count), (gint) color_tab->g + (color_tab->g_adj / color_tab->count), (gint) color_tab->b + (color_tab->b_adj / color_tab->count)); } static gboolean palette_import_color_print_remove (gpointer key, gpointer value, gpointer user_data) { g_free (value); return TRUE; } static void palette_import_image_make_palette (GHashTable *h_array, guchar *name) { PaletteEntries *entries; GSList *sorted_list = NULL; g_hash_table_foreach (h_array, palette_import_create_sorted_list, &sorted_list); sorted_list = g_slist_sort (sorted_list, palette_import_sort_colors); entries = palette_entries_new (name); g_slist_foreach (sorted_list, palette_import_create_image_palette, entries); /* Free up used memory * Note the same structure is on both the hash list and the sorted * list. So only delete it once. */ g_hash_table_freeze (h_array); g_hash_table_foreach_remove (h_array, palette_import_color_print_remove, NULL); g_hash_table_thaw (h_array); g_hash_table_destroy (h_array); g_slist_free (sorted_list); palette_insert_all (entries); } static void palette_import_create_from_image (GImage *gimage, gchar *pname) { PixelRegion imagePR; guchar *image_data; guchar *idata; guchar rgb[MAX_CHANNELS]; guchar rgb_real[MAX_CHANNELS]; gint has_alpha, indexed; gint width, height; gint bytes, alpha; gint i, j; void * pr; gint d_type; GHashTable *store_array = NULL; gint sample_sz; gint threshold = 1; sample_sz = (gint) import_dialog->sample->value; if (gimage == NULL) return; /* Get the image information */ bytes = gimage_composite_bytes (gimage); d_type = gimage_composite_type (gimage); has_alpha = (d_type == RGBA_GIMAGE || d_type == GRAYA_GIMAGE || d_type == INDEXEDA_GIMAGE); indexed = d_type == INDEXEDA_GIMAGE || d_type == INDEXED_GIMAGE; width = gimage->width; height = gimage->height; pixel_region_init (&imagePR, gimage_composite (gimage), 0, 0, width, height, FALSE); alpha = bytes - 1; threshold = (gint) import_dialog->threshold->value; if(threshold < 1) threshold = 1; /* iterate over the entire image */ for (pr = pixel_regions_register (1, &imagePR); pr != NULL; pr = pixel_regions_process (pr)) { image_data = imagePR.data; for (i = 0; i < imagePR.h; i++) { idata = image_data; for (j = 0; j < imagePR.w; j++) { /* Get the rgb values for the color */ gimage_get_color (gimage, d_type, rgb, idata); memcpy (rgb_real, rgb, MAX_CHANNELS); /* Structure copy */ rgb[0] = (rgb[0] / threshold) * threshold; rgb[1] = (rgb[1] / threshold) * threshold; rgb[2] = (rgb[2] / threshold) * threshold; store_array = palette_import_store_colors (store_array, rgb, rgb_real, sample_sz); idata += bytes; } image_data += imagePR.rowstride; } } /* Make palette from the store_array */ palette_import_image_make_palette (store_array, pname); } /* create a palette from an indexed image **********************************/ static void palette_import_create_from_indexed (GImage *gimage, gchar *pname) { PaletteEntries *entries; gint samples, count; samples = (gint) import_dialog->sample->value; if (gimage == NULL) return; if (gimage_base_type (gimage) != INDEXED) return; entries = palette_entries_new (pname); for (count= 0; count < samples && count < gimage->num_cols; ++count) { palette_entries_add_entry (entries, NULL, gimage->cmap[count*3], gimage->cmap[count*3+1], gimage->cmap[count*3+2]); } palette_insert_all (entries); } /* the palette import action area callbacks ********************************/ static void palette_import_close_callback (GtkWidget *widget, gpointer data) { gtk_widget_destroy (import_dialog->dialog); g_free (import_dialog); import_dialog = NULL; } static void palette_import_import_callback (GtkWidget *widget, gpointer data) { PaletteDialog *palette; palette = data; if (import_dialog) { gchar *pname; pname = gtk_entry_get_text (GTK_ENTRY (import_dialog->entry)); if (!pname || !strlen (pname)) pname = g_strdup ("tmp"); else pname = g_strdup (pname); switch (import_dialog->import_type) { case GRAD_IMPORT: palette_import_create_from_grad (pname); break; case IMAGE_IMPORT: palette_import_create_from_image (import_dialog->gimage, pname); break; case INDEXED_IMPORT: palette_import_create_from_indexed (import_dialog->gimage, pname); break; default: break; } palette_import_close_callback (NULL, NULL); } } /* the palette import dialog constructor ***********************************/ static ImportDialog * palette_import_dialog_new (PaletteDialog *palette) { GtkWidget *dialog; GtkWidget *hbox; GtkWidget *frame; GtkWidget *vbox; GtkWidget *table; GtkWidget *label; GtkWidget *spinbutton; GtkWidget *button; GtkWidget *entry; GtkWidget *optionmenu; GtkWidget *optionmenu_menu; GtkWidget *menuitem; GtkWidget *image; GtkWidget *hscale; import_dialog = g_new (ImportDialog, 1); import_dialog->image_list = NULL; import_dialog->gimage = NULL; import_dialog->dialog = dialog = gimp_dialog_new (_("Import Palette"), "import_palette", gimp_standard_help_func, "dialogs/palette_editor/import_palette.html", GTK_WIN_POS_NONE, FALSE, TRUE, FALSE, _("Import"), palette_import_import_callback, palette, NULL, NULL, FALSE, FALSE, _("Close"), palette_import_close_callback, palette, NULL, NULL, TRUE, TRUE, NULL); /* The main hbox */ hbox = gtk_hbox_new (FALSE, 4); gtk_container_set_border_width (GTK_CONTAINER (hbox), 4); gtk_container_add (GTK_CONTAINER (GTK_DIALOG (dialog)->vbox), hbox); gtk_widget_show (hbox); /* The "Import" frame */ frame = gtk_frame_new (_("Import")); gtk_box_pack_start (GTK_BOX (hbox), frame, TRUE, TRUE, 0); gtk_widget_show (frame); vbox = gtk_vbox_new (FALSE, 2); gtk_container_set_border_width (GTK_CONTAINER (vbox), 2); gtk_container_add (GTK_CONTAINER (frame), vbox); gtk_widget_show (vbox); table = gtk_table_new (4, 2, FALSE); gtk_table_set_col_spacing (GTK_TABLE (table), 0, 4); gtk_table_set_row_spacings (GTK_TABLE (table), 2); gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 0); gtk_widget_show (table); /* The source's name */ label = gtk_label_new (_("Name:")); gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5); gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1, GTK_EXPAND | GTK_FILL, GTK_EXPAND, 0, 0); gtk_widget_show (label); entry = import_dialog->entry = gtk_entry_new (); gtk_table_attach_defaults (GTK_TABLE (table), entry, 1, 2, 0, 1); { gradient_t* gradient; gradient = gimp_context_get_gradient (gimp_context_get_current ()); gtk_entry_set_text (GTK_ENTRY (entry), gradient ? gradient->name : _("new_import")); } gtk_widget_show (entry); /* The source type */ label = gtk_label_new (_("Source:")); gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5); gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2, GTK_EXPAND | GTK_FILL, GTK_EXPAND, 0, 0); gtk_widget_show (label); optionmenu = import_dialog->type_option = gtk_option_menu_new (); optionmenu_menu = gtk_menu_new (); gtk_table_attach_defaults (GTK_TABLE (table), optionmenu, 1, 2, 1, 2); menuitem = import_dialog->image_menu_item_gradient = gtk_menu_item_new_with_label (_("Gradient")); gtk_signal_connect (GTK_OBJECT (menuitem), "activate", GTK_SIGNAL_FUNC (palette_import_grad_callback), NULL); gtk_menu_append (GTK_MENU (optionmenu_menu), menuitem); gtk_widget_show (menuitem); menuitem = import_dialog->image_menu_item_image = gtk_menu_item_new_with_label (_("Image")); gtk_signal_connect (GTK_OBJECT (menuitem), "activate", GTK_SIGNAL_FUNC (palette_import_image_callback), (gpointer) import_dialog); gtk_menu_append (GTK_MENU (optionmenu_menu), menuitem); gtk_widget_show (menuitem); gtk_widget_set_sensitive (menuitem, palette_import_image_count (IMAGE_IMPORT) > 0); menuitem = import_dialog->image_menu_item_indexed = gtk_menu_item_new_with_label (_("Indexed Palette")); gtk_signal_connect (GTK_OBJECT (menuitem), "activate", GTK_SIGNAL_FUNC (palette_import_indexed_callback), (gpointer) import_dialog); gtk_menu_append (GTK_MENU (optionmenu_menu), menuitem); gtk_widget_show (menuitem); gtk_widget_set_sensitive (menuitem, palette_import_image_count (INDEXED_IMPORT) > 0); gtk_option_menu_set_menu (GTK_OPTION_MENU (optionmenu), optionmenu_menu); gtk_widget_show (optionmenu); /* The sample size */ label = gtk_label_new (_("Sample Size:")); gtk_misc_set_alignment (GTK_MISC (label), 1.0, 0.5); gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3, GTK_EXPAND | GTK_FILL, GTK_EXPAND, 0, 0); gtk_widget_show (label); import_dialog->sample = GTK_ADJUSTMENT(gtk_adjustment_new (256, 2, 10000, 1, 10, 10)); spinbutton = gtk_spin_button_new (import_dialog->sample, 1, 0); gtk_table_attach_defaults (GTK_TABLE (table), spinbutton, 1, 2, 2, 3); gtk_widget_show (spinbutton); /* The interval */ label = import_dialog->threshold_text = gtk_label_new (_("Interval:")); gtk_misc_set_alignment (GTK_MISC (label), 1.0, 1.0); gtk_table_attach (GTK_TABLE (table), label, 0, 1, 3, 4, GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 0, 0); gtk_widget_set_sensitive(label, FALSE); gtk_widget_show (label); import_dialog->threshold = GTK_ADJUSTMENT (gtk_adjustment_new (1, 1, 128, 1, 1, 1)); hscale = import_dialog->threshold_scale = gtk_hscale_new (import_dialog->threshold); gtk_scale_set_value_pos (GTK_SCALE (hscale), GTK_POS_TOP); gtk_scale_set_digits (GTK_SCALE (hscale), 0); gtk_table_attach_defaults (GTK_TABLE (table), hscale, 1, 2, 3, 4); gtk_widget_set_sensitive (hscale, FALSE); gtk_widget_show (hscale); /* The preview frame */ frame = gtk_frame_new (_("Preview")); gtk_box_pack_start (GTK_BOX (hbox), frame, TRUE, TRUE, 0); gtk_widget_show (frame); vbox = import_dialog->select_area = gtk_vbox_new (FALSE, 2); gtk_container_set_border_width (GTK_CONTAINER (vbox), 2); gtk_container_add (GTK_CONTAINER (frame), vbox); gtk_widget_show (vbox); image = import_dialog->preview = gtk_preview_new (GTK_PREVIEW_COLOR); gtk_preview_set_dither (GTK_PREVIEW (image), GDK_RGB_DITHER_MAX); gtk_preview_size (GTK_PREVIEW (image), IMPORT_PREVIEW_WIDTH, IMPORT_PREVIEW_HEIGHT); gtk_widget_set_usize (image, IMPORT_PREVIEW_WIDTH, IMPORT_PREVIEW_HEIGHT); gtk_box_pack_start (GTK_BOX (vbox), image, FALSE, FALSE, 0); gtk_widget_show (image); button = import_dialog->select = gtk_button_new_with_label (_("Select")); GTK_WIDGET_UNSET_FLAGS (button, GTK_RECEIVES_DEFAULT); gtk_signal_connect (GTK_OBJECT (button), "clicked", GTK_SIGNAL_FUNC (palette_import_select_grad_callback), (gpointer) image); gtk_box_pack_start (GTK_BOX (vbox), button, FALSE, FALSE, 0); gtk_widget_show (button); /* Fill with the selected gradient */ palette_import_fill_grad_preview (image, gimp_context_get_gradient (gimp_context_get_user ())); import_dialog->import_type = GRAD_IMPORT; gtk_signal_connect (GTK_OBJECT (gimp_context_get_user ()), "gradient_changed", GTK_SIGNAL_FUNC (palette_import_gradient_update), NULL); /* keep the dialog up-to-date */ gtk_signal_connect (GTK_OBJECT (image_context), "add", GTK_SIGNAL_FUNC (palette_import_image_new), NULL); gtk_signal_connect (GTK_OBJECT (image_context), "remove", GTK_SIGNAL_FUNC (palette_import_image_destroyed), NULL); return import_dialog; }