GimpUndo *
gimp_undo_stack_free_bottom (GimpUndoStack *stack,
GimpUndoMode undo_mode)
{
GimpUndo *undo;
gint n_children;
g_return_val_if_fail (GIMP_IS_UNDO_STACK (stack), NULL);
n_children = gimp_container_num_children (GIMP_CONTAINER (stack->undos));
undo = (GimpUndo *)
gimp_container_get_child_by_index (GIMP_CONTAINER (stack->undos),
n_children - 1);
if (undo)
{
gimp_container_remove (GIMP_CONTAINER (stack->undos), GIMP_OBJECT (undo));
gimp_undo_free (undo, undo_mode);
return undo;
}
return NULL;
}
gint
gimp_undo_stack_get_depth (GimpUndoStack *stack)
{
g_return_val_if_fail (GIMP_IS_UNDO_STACK (stack), 0);
return gimp_container_num_children (stack->undos);
}
static GimpObject *
gui_get_empty_display (Gimp *gimp)
{
GimpObject *display = NULL;
if (gimp_container_num_children (gimp->displays) == 1)
{
display = gimp_container_get_first_child (gimp->displays);
if (GIMP_DISPLAY (display)->image)
{
/* The display was not empty */
display = NULL;
}
}
return display;
}
static void
quit_close_all_dialog_container_changed (GimpContainer *images,
GimpObject *image,
GimpMessageBox *box)
{
gint num_images = gimp_container_num_children (images);
GtkWidget *label = g_object_get_data (G_OBJECT (box), "lost-label");
GtkWidget *button = g_object_get_data (G_OBJECT (box), "ok-button");
GtkWidget *dialog = gtk_widget_get_toplevel (button);
gboolean do_quit = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (box),
"do-quit"));
gchar *text;
text = g_strdup_printf (ngettext ("There is one image with unsaved changes:",
"There are %d images with unsaved changes:",
num_images), num_images);
gimp_message_box_set_primary_text (box, "%s", text);
g_free (text);
if (num_images == 0)
{
gtk_widget_hide (label);
g_object_set (button,
"label", do_quit ? GTK_STOCK_QUIT : GTK_STOCK_CLOSE,
"use-stock", TRUE,
"image", NULL,
NULL);
gtk_widget_grab_default (button);
}
else
{
GtkWidget *icon = gtk_image_new_from_stock (GTK_STOCK_DELETE,
GTK_ICON_SIZE_BUTTON);
gtk_widget_show (label);
g_object_set (button,
"label", _("_Discard Changes"),
"use-stock", FALSE,
"image", icon,
NULL);
gtk_dialog_set_default_response (GTK_DIALOG (dialog),
GTK_RESPONSE_CANCEL);
}
}
void
file_last_opened_cmd_callback (GtkAction *action,
gint value,
gpointer data)
{
Gimp *gimp;
GimpImagefile *imagefile;
gint num_entries;
return_if_no_gimp (gimp, data);
num_entries = gimp_container_num_children (gimp->documents);
if (value >= num_entries)
return;
imagefile = (GimpImagefile *)
gimp_container_get_child_by_index (gimp->documents, value);
if (imagefile)
{
GimpImage *image;
GimpPDBStatusType status;
GError *error = NULL;
image = file_open_with_display (gimp, action_data_get_context (data),
NULL,
GIMP_OBJECT (imagefile)->name, FALSE,
&status, &error);
if (! image && status != GIMP_PDB_CANCEL)
{
gchar *filename =
file_utils_uri_display_name (GIMP_OBJECT (imagefile)->name);
gimp_message (gimp, NULL, GIMP_MESSAGE_ERROR,
_("Opening '%s' failed:\n\n%s"),
filename, error->message);
g_clear_error (&error);
g_free (filename);
}
}
}
static gint64
gimp_list_get_memsize (GimpObject *object,
gint64 *gui_size)
{
GimpList *list = GIMP_LIST (object);
gint64 memsize = 0;
memsize += (gimp_container_num_children (GIMP_CONTAINER (list)) *
sizeof (GList));
if (gimp_container_policy (GIMP_CONTAINER (list)) ==
GIMP_CONTAINER_POLICY_STRONG)
{
GList *glist;
for (glist = list->list; glist; glist = g_list_next (glist))
memsize += gimp_object_get_memsize (GIMP_OBJECT (glist->data), gui_size);
}
return memsize + GIMP_OBJECT_CLASS (parent_class)->get_memsize (object,
gui_size);
}
void
tools_lower_to_bottom_cmd_callback (GtkAction *action,
gpointer data)
{
GimpContext *context;
GimpToolInfo *tool_info;
return_if_no_context (context, data);
tool_info = gimp_context_get_tool (context);
if (tool_info)
{
GimpContainer *container;
gint index;
container = context->gimp->tool_info_list;
index = gimp_container_num_children (container) - 1;
index = index >= 0 ? index : 0;
gimp_container_reorder (container, GIMP_OBJECT (tool_info), index);
}
}
static GtkWidget *
quit_close_all_dialog_new (Gimp *gimp,
gboolean do_quit)
{
GimpContainer *images;
GimpContext *context;
GimpMessageBox *box;
GtkWidget *dialog;
GtkWidget *label;
GtkWidget *button;
GtkWidget *view;
GtkWidget *dnd_widget;
gint rows;
gint view_size;
g_return_val_if_fail (GIMP_IS_GIMP (gimp), NULL);
#ifdef __GNUC__
#warning FIXME: need container of dirty images
#endif
images = gimp_displays_get_dirty_images (gimp);
context = gimp_context_new (gimp, "close-all-dialog",
gimp_get_user_context (gimp));
g_return_val_if_fail (images != NULL, NULL);
dialog =
gimp_message_dialog_new (do_quit ? _("Quit GIMP") : _("Close All Images"),
GIMP_STOCK_WARNING,
NULL, 0,
gimp_standard_help_func,
do_quit ?
GIMP_HELP_FILE_QUIT : GIMP_HELP_FILE_CLOSE_ALL,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
NULL);
g_object_set_data_full (G_OBJECT (dialog), "dirty-images",
images, (GDestroyNotify) g_object_unref);
g_object_set_data_full (G_OBJECT (dialog), "dirty-images-context",
context, (GDestroyNotify) g_object_unref);
g_signal_connect (dialog, "response",
G_CALLBACK (quit_close_all_dialog_response),
gimp);
box = GIMP_MESSAGE_DIALOG (dialog)->box;
button = gtk_dialog_add_button (GTK_DIALOG (dialog), "", GTK_RESPONSE_OK);
g_object_set_data (G_OBJECT (box), "ok-button", button);
g_object_set_data (G_OBJECT (box), "do-quit", GINT_TO_POINTER (do_quit));
g_signal_connect_object (images, "add",
G_CALLBACK (quit_close_all_dialog_container_changed),
box, 0);
g_signal_connect_object (images, "remove",
G_CALLBACK (quit_close_all_dialog_container_changed),
box, 0);
gtk_dialog_set_alternative_button_order (GTK_DIALOG (dialog),
GTK_RESPONSE_OK,
GTK_RESPONSE_CANCEL,
-1);
view_size = gimp->config->layer_preview_size;
rows = CLAMP (gimp_container_num_children (images), 3, 6);
view = gimp_container_tree_view_new (images, context, view_size, 1);
gimp_container_box_set_size_request (GIMP_CONTAINER_BOX (view),
-1,
rows * (view_size + 2));
gtk_box_pack_start (GTK_BOX (box), view, TRUE, TRUE, 0);
gtk_widget_show (view);
g_signal_connect (view, "activate-item",
G_CALLBACK (quit_close_all_dialog_image_activated),
gimp);
dnd_widget = gimp_container_view_get_dnd_widget (GIMP_CONTAINER_VIEW (view));
gimp_dnd_xds_source_add (dnd_widget,
(GimpDndDragViewableFunc) gimp_dnd_get_drag_data,
NULL);
if (do_quit)
label = gtk_label_new (_("If you quit GIMP now, "
"these changes will be lost."));
else
label = gtk_label_new (_("If you close these images now, "
"changes will be lost."));
gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
gtk_box_pack_start (GTK_BOX (box), label, FALSE, FALSE, 0);
gtk_widget_show (label);
g_object_set_data (G_OBJECT (box), "lost-label", label);
quit_close_all_dialog_container_changed (images, NULL,
GIMP_MESSAGE_DIALOG (dialog)->box);
return dialog;
}
static GimpLayer *
gimp_image_merge_layers (GimpImage *image,
GSList *merge_list,
GimpContext *context,
GimpMergeType merge_type,
const gchar *undo_desc)
{
GList *list;
GSList *reverse_list = NULL;
PixelRegion src1PR, src2PR, maskPR;
PixelRegion *mask;
GimpLayer *merge_layer;
GimpLayer *layer;
GimpLayer *bottom_layer;
GimpImageType type;
gint count;
gint x1, y1, x2, y2;
gint x3, y3, x4, y4;
CombinationMode operation;
gint position;
gboolean active[MAX_CHANNELS] = { TRUE, TRUE, TRUE, TRUE };
gint off_x, off_y;
gchar *name;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
layer = NULL;
type = GIMP_RGBA_IMAGE;
x1 = y1 = 0;
x2 = y2 = 0;
bottom_layer = NULL;
/* Get the layer extents */
count = 0;
while (merge_list)
{
layer = merge_list->data;
gimp_item_offsets (GIMP_ITEM (layer), &off_x, &off_y);
switch (merge_type)
{
case GIMP_EXPAND_AS_NECESSARY:
case GIMP_CLIP_TO_IMAGE:
if (! count)
{
x1 = off_x;
y1 = off_y;
x2 = off_x + gimp_item_width (GIMP_ITEM (layer));
y2 = off_y + gimp_item_height (GIMP_ITEM (layer));
}
else
{
if (off_x < x1)
x1 = off_x;
if (off_y < y1)
y1 = off_y;
if ((off_x + gimp_item_width (GIMP_ITEM (layer))) > x2)
x2 = (off_x + gimp_item_width (GIMP_ITEM (layer)));
if ((off_y + gimp_item_height (GIMP_ITEM (layer))) > y2)
y2 = (off_y + gimp_item_height (GIMP_ITEM (layer)));
}
if (merge_type == GIMP_CLIP_TO_IMAGE)
{
x1 = CLAMP (x1, 0, gimp_image_get_width (image));
y1 = CLAMP (y1, 0, gimp_image_get_height (image));
x2 = CLAMP (x2, 0, gimp_image_get_width (image));
y2 = CLAMP (y2, 0, gimp_image_get_height (image));
}
break;
case GIMP_CLIP_TO_BOTTOM_LAYER:
if (merge_list->next == NULL)
{
x1 = off_x;
y1 = off_y;
x2 = off_x + gimp_item_width (GIMP_ITEM (layer));
y2 = off_y + gimp_item_height (GIMP_ITEM (layer));
}
break;
case GIMP_FLATTEN_IMAGE:
if (merge_list->next == NULL)
{
x1 = 0;
y1 = 0;
x2 = gimp_image_get_width (image);
y2 = gimp_image_get_height (image);
}
break;
}
count ++;
reverse_list = g_slist_prepend (reverse_list, layer);
merge_list = g_slist_next (merge_list);
}
if ((x2 - x1) == 0 || (y2 - y1) == 0)
return NULL;
/* Start a merge undo group. */
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_IMAGE_LAYERS_MERGE,
undo_desc);
name = g_strdup (gimp_object_get_name (GIMP_OBJECT (layer)));
if (merge_type == GIMP_FLATTEN_IMAGE ||
gimp_drawable_type (GIMP_DRAWABLE (layer)) == GIMP_INDEXED_IMAGE)
{
guchar bg[4] = { 0, 0, 0, 0 };
type = GIMP_IMAGE_TYPE_FROM_BASE_TYPE (gimp_image_base_type (image));
merge_layer = gimp_layer_new (image, (x2 - x1), (y2 - y1),
type,
gimp_object_get_name (GIMP_OBJECT (layer)),
GIMP_OPACITY_OPAQUE, GIMP_NORMAL_MODE);
if (! merge_layer)
{
g_warning ("%s: could not allocate merge layer.", G_STRFUNC);
return NULL;
}
GIMP_ITEM (merge_layer)->offset_x = x1;
GIMP_ITEM (merge_layer)->offset_y = y1;
/* get the background for compositing */
gimp_image_get_background (image, context,
gimp_drawable_type (GIMP_DRAWABLE (merge_layer)),
bg);
/* init the pixel region */
pixel_region_init (&src1PR,
gimp_drawable_get_tiles (GIMP_DRAWABLE (merge_layer)),
0, 0, (x2 - x1), (y2 - y1),
TRUE);
/* set the region to the background color */
color_region (&src1PR, bg);
position = 0;
}
else
{
/* The final merged layer inherits the name of the bottom most layer
* and the resulting layer has an alpha channel whether or not the
* original did. Opacity is set to 100% and the MODE is set to normal.
*/
merge_layer =
gimp_layer_new (image, (x2 - x1), (y2 - y1),
gimp_drawable_type_with_alpha (GIMP_DRAWABLE (layer)),
"merged layer",
GIMP_OPACITY_OPAQUE, GIMP_NORMAL_MODE);
if (!merge_layer)
{
g_warning ("%s: could not allocate merge layer", G_STRFUNC);
return NULL;
}
GIMP_ITEM (merge_layer)->offset_x = x1;
GIMP_ITEM (merge_layer)->offset_y = y1;
/* clear the layer */
pixel_region_init (&src1PR,
gimp_drawable_get_tiles (GIMP_DRAWABLE (merge_layer)),
0, 0,
(x2 - x1), (y2 - y1),
TRUE);
clear_region (&src1PR);
/* Find the index in the layer list of the bottom layer--we need this
* in order to add the final, merged layer to the layer list correctly
*/
layer = reverse_list->data;
position =
gimp_container_num_children (image->layers) -
gimp_container_get_child_index (image->layers, GIMP_OBJECT (layer));
}
bottom_layer = layer;
/* Copy the tattoo and parasites of the bottom layer to the new layer */
gimp_item_set_tattoo (GIMP_ITEM (merge_layer),
gimp_item_get_tattoo (GIMP_ITEM (bottom_layer)));
g_object_unref (GIMP_ITEM (merge_layer)->parasites);
GIMP_ITEM (merge_layer)->parasites =
gimp_parasite_list_copy (GIMP_ITEM (bottom_layer)->parasites);
while (reverse_list)
{
GimpLayerModeEffects mode;
layer = reverse_list->data;
/* determine what sort of operation is being attempted and
* if it's actually legal...
*/
operation = gimp_image_merge_layers_get_operation (merge_layer, layer);
if (operation == -1)
{
gimp_layer_add_alpha (layer);
/* try again ... */
operation = gimp_image_merge_layers_get_operation (merge_layer,
layer);
}
if (operation == -1)
{
g_warning ("%s: attempting to merge incompatible layers.", G_STRFUNC);
return NULL;
}
gimp_item_offsets (GIMP_ITEM (layer), &off_x, &off_y);
x3 = CLAMP (off_x, x1, x2);
y3 = CLAMP (off_y, y1, y2);
x4 = CLAMP (off_x + gimp_item_width (GIMP_ITEM (layer)), x1, x2);
y4 = CLAMP (off_y + gimp_item_height (GIMP_ITEM (layer)), y1, y2);
/* configure the pixel regions */
pixel_region_init (&src1PR,
gimp_drawable_get_tiles (GIMP_DRAWABLE (merge_layer)),
(x3 - x1), (y3 - y1), (x4 - x3), (y4 - y3),
TRUE);
pixel_region_init (&src2PR,
gimp_drawable_get_tiles (GIMP_DRAWABLE (layer)),
(x3 - off_x), (y3 - off_y),
(x4 - x3), (y4 - y3),
FALSE);
if (gimp_layer_get_mask (layer) &&
gimp_layer_mask_get_apply (layer->mask))
{
TileManager *tiles;
tiles = gimp_drawable_get_tiles (GIMP_DRAWABLE (layer->mask));
pixel_region_init (&maskPR, tiles,
(x3 - off_x), (y3 - off_y), (x4 - x3), (y4 - y3),
FALSE);
mask = &maskPR;
}
else
{
mask = NULL;
}
/* DISSOLVE_MODE is special since it is the only mode that does not
* work on the projection with the lower layer, but only locally on
* the layers alpha channel.
*/
mode = gimp_layer_get_mode (layer);
if (layer == bottom_layer && mode != GIMP_DISSOLVE_MODE)
mode = GIMP_NORMAL_MODE;
combine_regions (&src1PR, &src2PR, &src1PR, mask, NULL,
gimp_layer_get_opacity (layer) * 255.999,
mode,
active,
operation);
gimp_image_remove_layer (image, layer);
reverse_list = g_slist_next (reverse_list);
}
g_slist_free (reverse_list);
/* if the type is flatten, remove all the remaining layers */
if (merge_type == GIMP_FLATTEN_IMAGE)
{
list = GIMP_LIST (image->layers)->list;
while (list)
{
layer = list->data;
list = g_list_next (list);
gimp_image_remove_layer (image, layer);
}
gimp_image_add_layer (image, merge_layer, position);
}
else
{
/* Add the layer to the image */
gimp_image_add_layer (image, merge_layer,
gimp_container_num_children (image->layers) - position + 1);
}
/* set the name after the original layers have been removed so we
* don't end up with #2 appended to the name
*/
gimp_object_take_name (GIMP_OBJECT (merge_layer), name);
gimp_item_set_visible (GIMP_ITEM (merge_layer), TRUE, TRUE);
/* End the merge undo group */
gimp_image_undo_group_end (image);
gimp_drawable_update (GIMP_DRAWABLE (merge_layer),
0, 0,
gimp_item_width (GIMP_ITEM (merge_layer)),
gimp_item_height (GIMP_ITEM (merge_layer)));
return merge_layer;
}
static void
gimp_display_shell_format_title (GimpDisplayShell *shell,
gchar *title,
gint title_len,
const gchar *format)
{
Gimp *gimp;
GimpImage *image;
gint num, denom;
gint i = 0;
g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell));
image = shell->display->image;
gimp = image->gimp;
gimp_zoom_model_get_fraction (shell->zoom, &num, &denom);
while (i < title_len && *format)
{
switch (*format)
{
case '%':
format++;
switch (*format)
{
case 0:
/* format string ends within %-sequence, print literal '%' */
case '%':
title[i++] = '%';
break;
case 'f': /* pruned filename */
{
const gchar *uri = gimp_image_get_uri (image);
gchar *basename;
basename = file_utils_uri_display_basename (uri);
i += print (title, title_len, i, "%s", basename);
g_free (basename);
}
break;
case 'F': /* full filename */
{
gchar *filename;
const gchar *uri = gimp_image_get_uri (image);
filename = file_utils_uri_display_name (uri);
i += print (title, title_len, i, "%s", filename);
g_free (filename);
}
break;
case 'p': /* PDB id */
i += print (title, title_len, i, "%d", gimp_image_get_ID (image));
break;
case 'i': /* instance */
i += print (title, title_len, i, "%d", shell->display->instance);
break;
case 't': /* type */
{
const gchar *image_type_str = NULL;
gboolean empty = gimp_image_is_empty (image);
switch (gimp_image_base_type (image))
{
case GIMP_RGB:
image_type_str = empty ? _("RGB-empty") : _("RGB");
break;
case GIMP_GRAY:
image_type_str = empty ? _("grayscale-empty") : _("grayscale");
break;
case GIMP_INDEXED:
image_type_str = empty ? _("indexed-empty") : _("indexed");
break;
default:
g_assert_not_reached ();
break;
}
i += print (title, title_len, i, "%s", image_type_str);
}
break;
case 's': /* user source zoom factor */
i += print (title, title_len, i, "%d", denom);
break;
case 'd': /* user destination zoom factor */
i += print (title, title_len, i, "%d", num);
break;
case 'z': /* user zoom factor (percentage) */
{
gdouble scale = gimp_zoom_model_get_factor (shell->zoom);
i += print (title, title_len, i,
scale >= 0.15 ? "%.0f" : "%.2f", 100.0 * scale);
}
break;
case 'D': /* dirty flag */
if (format[1] == 0)
{
/* format string ends within %D-sequence, print literal '%D' */
i += print (title, title_len, i, "%%D");
break;
}
if (image->dirty)
title[i++] = format[1];
format++;
break;
case 'C': /* clean flag */
if (format[1] == 0)
{
/* format string ends within %C-sequence, print literal '%C' */
i += print (title, title_len, i, "%%C");
break;
}
if (! image->dirty)
title[i++] = format[1];
format++;
break;
case 'B': /* dirty flag (long) */
if (image->dirty)
i += print (title, title_len, i, "%s", _("(modified)"));
break;
case 'A': /* clean flag (long) */
if (! image->dirty)
i += print (title, title_len, i, "%s", _("(clean)"));
break;
case 'm': /* memory used by image */
{
GimpObject *object = GIMP_OBJECT (image);
gchar *str;
str = gimp_memsize_to_string (gimp_object_get_memsize (object,
NULL));
i += print (title, title_len, i, "%s", str);
g_free (str);
}
break;
case 'l': /* number of layers */
i += print (title, title_len, i, "%d",
gimp_container_num_children (image->layers));
break;
case 'L': /* number of layers (long) */
{
gint num = gimp_container_num_children (image->layers);
i += print (title, title_len, i,
ngettext ("%d layer", "%d layers", num), num);
}
break;
case 'n': /* active drawable name */
{
GimpDrawable *drawable = gimp_image_get_active_drawable (image);
if (drawable)
i += print (title, title_len, i, "%s",
gimp_object_get_name (GIMP_OBJECT (drawable)));
else
i += print (title, title_len, i, "%s", _("(none)"));
}
break;
case 'P': /* active drawable PDB id */
{
GimpDrawable *drawable = gimp_image_get_active_drawable (image);
if (drawable)
i += print (title, title_len, i, "%d",
gimp_item_get_ID (GIMP_ITEM (drawable)));
else
i += print (title, title_len, i, "%s", _("(none)"));
}
break;
case 'W': /* width in real-world units */
if (shell->unit != GIMP_UNIT_PIXEL)
{
gchar unit_format[8];
g_snprintf (unit_format, sizeof (unit_format), "%%.%df",
_gimp_unit_get_digits (gimp, shell->unit) + 1);
i += print (title, title_len, i, unit_format,
(image->width *
_gimp_unit_get_factor (gimp, shell->unit) /
image->xresolution));
break;
}
/* else fallthru */
case 'w': /* width in pixels */
i += print (title, title_len, i, "%d", image->width);
break;
case 'H': /* height in real-world units */
if (shell->unit != GIMP_UNIT_PIXEL)
{
gchar unit_format[8];
g_snprintf (unit_format, sizeof (unit_format), "%%.%df",
_gimp_unit_get_digits (gimp, shell->unit) + 1);
i += print (title, title_len, i, unit_format,
(image->height *
_gimp_unit_get_factor (gimp, shell->unit) /
image->yresolution));
break;
}
/* else fallthru */
case 'h': /* height in pixels */
i += print (title, title_len, i, "%d", image->height);
break;
case 'u': /* unit symbol */
i += print (title, title_len, i, "%s",
_gimp_unit_get_symbol (gimp, shell->unit));
break;
case 'U': /* unit abbreviation */
i += print (title, title_len, i, "%s",
_gimp_unit_get_abbreviation (gimp, shell->unit));
break;
/* Other cool things to be added:
* %r = xresolution
* %R = yresolution
* %ø = image's fractal dimension
* %þ = the answer to everything
*/
default:
/* format string contains unknown %-sequence, print it literally */
i += print (title, title_len, i, "%%%c", *format);
break;
}
break;
default:
title[i++] = *format;
break;
}
format++;
}
title[MIN (i, title_len - 1)] = '\0';
}
