static void
vectors_edit_attributes_callback (GtkWidget *dialog,
GimpImage *image,
GimpVectors *vectors,
GimpContext *context,
const gchar *vectors_name,
gboolean vectors_visible,
gboolean vectors_linked,
GimpColorTag vectors_color_tag,
gboolean vectors_lock_content,
gboolean vectors_lock_position,
gpointer user_data)
{
GimpItem *item = GIMP_ITEM (vectors);
if (strcmp (vectors_name, gimp_object_get_name (vectors)) ||
vectors_visible != gimp_item_get_visible (item) ||
vectors_linked != gimp_item_get_linked (item) ||
vectors_color_tag != gimp_item_get_color_tag (item) ||
vectors_lock_content != gimp_item_get_lock_content (item) ||
vectors_lock_position != gimp_item_get_lock_position (item))
{
gimp_image_undo_group_start (image,
GIMP_UNDO_GROUP_ITEM_PROPERTIES,
_("Path Attributes"));
if (strcmp (vectors_name, gimp_object_get_name (vectors)))
gimp_item_rename (GIMP_ITEM (vectors), vectors_name, NULL);
if (vectors_visible != gimp_item_get_visible (item))
gimp_item_set_visible (item, vectors_visible, TRUE);
if (vectors_linked != gimp_item_get_linked (item))
gimp_item_set_linked (item, vectors_linked, TRUE);
if (vectors_color_tag != gimp_item_get_color_tag (item))
gimp_item_set_color_tag (item, vectors_color_tag, TRUE);
if (vectors_lock_content != gimp_item_get_lock_content (item))
gimp_item_set_lock_content (item, vectors_lock_content, TRUE);
if (vectors_lock_position != gimp_item_get_lock_position (item))
gimp_item_set_lock_position (item, vectors_lock_position, TRUE);
gimp_image_undo_group_end (image);
gimp_image_flush (image);
}
gtk_widget_destroy (dialog);
}
static GimpLayer *
select_layer_by_coords (GimpImage *image,
gint x,
gint y)
{
GList *list;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
for (list = GIMP_LIST (image->layers)->list;
list;
list = g_list_next (list))
{
GimpLayer *layer = list->data;
gint off_x, off_y;
gint width, height;
if (! gimp_item_get_visible (GIMP_ITEM (layer)))
continue;
gimp_item_offsets (GIMP_ITEM (layer), &off_x, &off_y);
width = gimp_item_width (GIMP_ITEM (layer));
height = gimp_item_height (GIMP_ITEM (layer));
if (off_x <= x &&
off_y <= y &&
x < off_x + width &&
y < off_y + height)
{
return layer;
}
}
return NULL;
}
static GList *
file_open_get_layers (const GimpImage *image,
gboolean merge_visible,
gint *n_visible)
{
GList *iter = NULL;
GList *layers = NULL;
for (iter = gimp_image_get_layer_iter (image);
iter;
iter = g_list_next (iter))
{
GimpItem *item = iter->data;
if (! merge_visible)
layers = g_list_prepend (layers, item);
if (gimp_item_get_visible (item))
{
if (n_visible)
(*n_visible)++;
if (! layers)
layers = g_list_prepend (layers, item);
}
}
return layers;
}
gboolean
gimp_item_is_in_set (GimpItem *item,
GimpItemSet set)
{
g_return_val_if_fail (GIMP_IS_ITEM (item), FALSE);
switch (set)
{
case GIMP_ITEM_SET_NONE:
return FALSE;
case GIMP_ITEM_SET_ALL:
return TRUE;
case GIMP_ITEM_SET_IMAGE_SIZED:
return (gimp_item_width (item) == gimp_image_get_width (item->image) &&
gimp_item_height (item) == gimp_image_get_height (item->image));
case GIMP_ITEM_SET_VISIBLE:
return gimp_item_get_visible (item);
case GIMP_ITEM_SET_LINKED:
return gimp_item_get_linked (item);
}
return FALSE;
}
static gint
align_layers_count_visibles_layers (gint *layers,
gint length)
{
gint i;
gint count = 0;
for (i = 0; i<length; i++)
{
gint item = layers[i];
if (gimp_item_get_visible (item))
{
if (gimp_item_is_group (item))
{
gint *children;
gint children_num;
children = gimp_item_get_children (item, &children_num);
count += align_layers_count_visibles_layers (children,
children_num);
g_free (children);
}
else if (gimp_item_is_layer (item))
{
count += 1;
}
}
}
return count;
}
/*
* Fill layers_array with all visible layers.
* layers_array needs to be allocated before the call
*/
static gint
align_layers_spread_visibles_layers (gint *layers,
gint layers_num,
gint *layers_array)
{
gint i;
gint index = 0;
for (i = 0; i < layers_num; i++)
{
gint item = layers[i];
if (gimp_item_get_visible (item))
{
if (gimp_item_is_group (item))
{
gint *children;
gint children_num;
children = gimp_item_get_children (item, &children_num);
index += align_layers_spread_visibles_layers (children,
children_num,
&(layers_array[index]));
g_free (children);
}
else if (gimp_item_is_layer (item))
{
layers_array[index] = item;
index++;
}
}
}
return index;
}
void
drawable_visible_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
gboolean visible;
return_if_no_drawable (image, drawable, data);
visible = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
if (GIMP_IS_LAYER_MASK (drawable))
drawable =
GIMP_DRAWABLE (gimp_layer_mask_get_layer (GIMP_LAYER_MASK (drawable)));
if (visible != gimp_item_get_visible (GIMP_ITEM (drawable)))
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_VISIBILITY);
if (undo && GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (drawable))
push_undo = FALSE;
gimp_item_set_visible (GIMP_ITEM (drawable), visible, push_undo);
gimp_image_flush (image);
}
}
static void
gimp_display_shell_vectors_thaw_handler (GimpVectors *vectors,
GimpDisplayShell *shell)
{
if (shell->paused_count == 0 && gimp_item_get_visible (GIMP_ITEM (vectors)))
gimp_display_shell_draw_vector (shell, vectors);
}
void
vectors_visible_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
gboolean visible;
return_if_no_vectors (image, vectors, data);
visible = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
if (visible != gimp_item_get_visible (GIMP_ITEM (vectors)))
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_VISIBILITY);
if (undo && GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (vectors))
push_undo = FALSE;
gimp_item_set_visible (GIMP_ITEM (vectors), visible, push_undo);
gimp_image_flush (image);
}
}
static void
gimp_item_prop_undo_constructed (GObject *object)
{
GimpItemPropUndo *item_prop_undo = GIMP_ITEM_PROP_UNDO (object);
GimpItem *item;
G_OBJECT_CLASS (parent_class)->constructed (object);
item = GIMP_ITEM_UNDO (object)->item;
switch (GIMP_UNDO (object)->undo_type)
{
case GIMP_UNDO_ITEM_REORDER:
item_prop_undo->parent = gimp_item_get_parent (item);
item_prop_undo->position = gimp_item_get_index (item);
break;
case GIMP_UNDO_ITEM_RENAME:
item_prop_undo->name = g_strdup (gimp_object_get_name (item));
break;
case GIMP_UNDO_ITEM_DISPLACE:
gimp_item_get_offset (item,
&item_prop_undo->offset_x,
&item_prop_undo->offset_y);
break;
case GIMP_UNDO_ITEM_VISIBILITY:
item_prop_undo->visible = gimp_item_get_visible (item);
break;
case GIMP_UNDO_ITEM_LINKED:
item_prop_undo->linked = gimp_item_get_linked (item);
break;
case GIMP_UNDO_ITEM_COLOR_TAG:
item_prop_undo->color_tag = gimp_item_get_color_tag (item);
break;
case GIMP_UNDO_ITEM_LOCK_CONTENT:
item_prop_undo->lock_content = gimp_item_get_lock_content (item);
break;
case GIMP_UNDO_ITEM_LOCK_POSITION:
item_prop_undo->lock_position = gimp_item_get_lock_position (item);
break;
case GIMP_UNDO_PARASITE_ATTACH:
case GIMP_UNDO_PARASITE_REMOVE:
g_assert (item_prop_undo->parasite_name != NULL);
item_prop_undo->parasite = gimp_parasite_copy
(gimp_item_parasite_find (item, item_prop_undo->parasite_name));
break;
default:
g_assert_not_reached ();
}
}
static GimpItem *
gimp_item_real_duplicate (GimpItem *item,
GType new_type)
{
GimpItem *new_item;
gchar *new_name;
g_return_val_if_fail (GIMP_IS_ITEM (item), NULL);
g_return_val_if_fail (GIMP_IS_IMAGE (item->image), NULL);
g_return_val_if_fail (g_type_is_a (new_type, GIMP_TYPE_ITEM), NULL);
/* formulate the new name */
{
const gchar *name;
gchar *ext;
gint number;
gint len;
name = gimp_object_get_name (GIMP_OBJECT (item));
g_return_val_if_fail (name != NULL, NULL);
ext = strrchr (name, '#');
len = strlen (_("copy"));
if ((strlen (name) >= len &&
strcmp (&name[strlen (name) - len], _("copy")) == 0) ||
(ext && (number = atoi (ext + 1)) > 0 &&
((int)(log10 (number) + 1)) == strlen (ext + 1)))
{
/* don't have redundant "copy"s */
new_name = g_strdup (name);
}
else
{
new_name = g_strdup_printf (_("%s copy"), name);
}
}
new_item = g_object_new (new_type, NULL);
gimp_item_configure (new_item, gimp_item_get_image (item),
item->offset_x, item->offset_y,
gimp_item_width (item),
gimp_item_height (item),
new_name);
g_free (new_name);
g_object_unref (new_item->parasites);
new_item->parasites = gimp_parasite_list_copy (item->parasites);
new_item->visible = gimp_item_get_visible (item);
new_item->linked = gimp_item_get_linked (item);
return new_item;
}
GimpLayer *
gimp_image_flatten (GimpImage *image,
GimpContext *context,
GError **error)
{
GList *list;
GSList *merge_list = NULL;
GimpLayer *layer;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
for (list = gimp_image_get_layer_iter (image);
list;
list = g_list_next (list))
{
layer = list->data;
if (gimp_layer_is_floating_sel (layer))
continue;
if (gimp_item_get_visible (GIMP_ITEM (layer)))
merge_list = g_slist_append (merge_list, layer);
}
if (merge_list)
{
gimp_set_busy (image->gimp);
gimp_image_undo_group_start (image,
GIMP_UNDO_GROUP_IMAGE_LAYERS_MERGE,
C_("undo-type", "Flatten Image"));
/* if there's a floating selection, anchor it */
if (gimp_image_get_floating_selection (image))
floating_sel_anchor (gimp_image_get_floating_selection (image));
layer = gimp_image_merge_layers (image,
gimp_image_get_layers (image),
merge_list, context,
GIMP_FLATTEN_IMAGE);
g_slist_free (merge_list);
gimp_image_alpha_changed (image);
gimp_image_undo_group_end (image);
gimp_unset_busy (image->gimp);
return layer;
}
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
_("Cannot flatten an image without any visible layer."));
return NULL;
}
/**
* gimp_projection_initialize:
* @proj: A #GimpProjection.
* @x:
* @y:
* @w:
* @h:
*
* This function determines whether a visible layer with combine mode
* Normal provides complete coverage over the specified area. If not,
* the projection is initialized to transparent black.
*/
static void
gimp_projection_initialize (GimpProjection *proj,
gint x,
gint y,
gint w,
gint h)
{
GList *list;
gint proj_off_x;
gint proj_off_y;
gboolean coverage = FALSE;
gimp_projectable_get_offset (proj->projectable, &proj_off_x, &proj_off_y);
for (list = gimp_projectable_get_layers (proj->projectable);
list;
list = g_list_next (list))
{
GimpLayer *layer = list->data;
GimpDrawable *drawable = GIMP_DRAWABLE (layer);
GimpItem *item = GIMP_ITEM (layer);
gint off_x, off_y;
gimp_item_get_offset (item, &off_x, &off_y);
/* subtract the projectable's offsets because the list of
* update areas is in tile-pyramid coordinates, but our
* external API is always in terms of image coordinates.
*/
off_x -= proj_off_x;
off_y -= proj_off_y;
if (gimp_item_get_visible (item) &&
! gimp_drawable_has_alpha (drawable) &&
! gimp_layer_get_mask (layer) &&
gimp_layer_get_mode (layer) == GIMP_NORMAL_MODE &&
gimp_layer_get_opacity (layer) == GIMP_OPACITY_OPAQUE &&
off_x <= x &&
off_y <= y &&
(off_x + gimp_item_get_width (item)) >= (x + w) &&
(off_y + gimp_item_get_height (item)) >= (y + h))
{
coverage = TRUE;
break;
}
}
if (! coverage)
{
PixelRegion region;
pixel_region_init (®ion,
gimp_pickable_get_tiles (GIMP_PICKABLE (proj)),
x, y, w, h, TRUE);
clear_region (®ion);
}
}
void
floating_sel_anchor (GimpLayer *layer)
{
GimpImage *image;
GimpDrawable *drawable;
GimpFilter *filter = NULL;
gint off_x, off_y;
gint dr_off_x, dr_off_y;
g_return_if_fail (GIMP_IS_LAYER (layer));
g_return_if_fail (gimp_layer_is_floating_sel (layer));
/* Don't let gimp_image_remove_layer free the layer while we still need it */
g_object_ref (layer);
image = gimp_item_get_image (GIMP_ITEM (layer));
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_FS_ANCHOR,
C_("undo-type", "Anchor Floating Selection"));
drawable = gimp_layer_get_floating_sel_drawable (layer);
gimp_item_get_offset (GIMP_ITEM (layer), &off_x, &off_y);
gimp_item_get_offset (GIMP_ITEM (drawable), &dr_off_x, &dr_off_y);
if (gimp_item_get_visible (GIMP_ITEM (layer)) &&
gimp_rectangle_intersect (off_x, off_y,
gimp_item_get_width (GIMP_ITEM (layer)),
gimp_item_get_height (GIMP_ITEM (layer)),
dr_off_x, dr_off_y,
gimp_item_get_width (GIMP_ITEM (drawable)),
gimp_item_get_height (GIMP_ITEM (drawable)),
NULL, NULL, NULL, NULL))
{
filter = gimp_drawable_get_floating_sel_filter (drawable);
g_object_ref (filter);
}
/* first remove the filter, then merge it, or we will get warnings
* about already connected nodes
*/
gimp_image_remove_layer (image, layer, TRUE, NULL);
if (filter)
{
gimp_drawable_merge_filter (drawable, filter, NULL, NULL);
g_object_unref (filter);
}
gimp_image_undo_group_end (image);
/* invalidate the boundaries */
gimp_drawable_invalidate_boundary (GIMP_DRAWABLE (gimp_image_get_mask (image)));
g_object_unref (layer);
}
gboolean
gimp_draw_tool_on_vectors (GimpDrawTool *draw_tool,
GimpDisplay *display,
const GimpCoords *coords,
gint width,
gint height,
GimpCoords *ret_coords,
gdouble *ret_pos,
GimpAnchor **ret_segment_start,
GimpAnchor **ret_segment_end,
GimpStroke **ret_stroke,
GimpVectors **ret_vectors)
{
GList *all_vectors;
GList *list;
if (ret_coords) *ret_coords = *coords;
if (ret_pos) *ret_pos = -1.0;
if (ret_segment_start) *ret_segment_start = NULL;
if (ret_segment_end) *ret_segment_end = NULL;
if (ret_stroke) *ret_stroke = NULL;
if (ret_vectors) *ret_vectors = NULL;
all_vectors = gimp_image_get_vectors_list (gimp_display_get_image (display));
for (list = all_vectors; list; list = g_list_next (list))
{
GimpVectors *vectors = list->data;
if (! gimp_item_get_visible (GIMP_ITEM (vectors)))
continue;
if (gimp_draw_tool_on_vectors_curve (draw_tool,
display,
vectors, coords,
width, height,
ret_coords,
ret_pos,
ret_segment_start,
ret_segment_end,
ret_stroke))
{
if (ret_vectors)
*ret_vectors = vectors;
g_list_free (all_vectors);
return TRUE;
}
}
g_list_free (all_vectors);
return FALSE;
}
static void
gimp_display_shell_vectors_visible_handler (GimpVectors *vectors,
GimpDisplayShell *shell)
{
GimpCanvasProxyGroup *group = GIMP_CANVAS_PROXY_GROUP (shell->vectors);
GimpCanvasItem *item;
item = gimp_canvas_proxy_group_get_item (group, vectors);
gimp_canvas_item_set_visible (item,
gimp_item_get_visible (GIMP_ITEM (vectors)));
}
static GObject *
gimp_item_prop_undo_constructor (GType type,
guint n_params,
GObjectConstructParam *params)
{
GObject *object;
GimpItemPropUndo *item_prop_undo;
GimpItem *item;
object = G_OBJECT_CLASS (parent_class)->constructor (type, n_params, params);
item_prop_undo = GIMP_ITEM_PROP_UNDO (object);
item = GIMP_ITEM_UNDO (object)->item;
switch (GIMP_UNDO (object)->undo_type)
{
case GIMP_UNDO_ITEM_RENAME:
item_prop_undo->name = g_strdup (gimp_object_get_name (GIMP_OBJECT (item)));
break;
case GIMP_UNDO_ITEM_DISPLACE:
gimp_item_offsets (item,
&item_prop_undo->offset_x,
&item_prop_undo->offset_y);
break;
case GIMP_UNDO_ITEM_VISIBILITY:
item_prop_undo->visible = gimp_item_get_visible (item);
break;
case GIMP_UNDO_ITEM_LINKED:
item_prop_undo->linked = gimp_item_get_linked (item);
break;
case GIMP_UNDO_PARASITE_ATTACH:
case GIMP_UNDO_PARASITE_REMOVE:
g_assert (item_prop_undo->parasite_name != NULL);
item_prop_undo->parasite = gimp_parasite_copy
(gimp_item_parasite_find (item, item_prop_undo->parasite_name));
break;
default:
g_assert_not_reached ();
}
return object;
}
GimpLayer *
gimp_image_merge_down (GimpImage *image,
GimpLayer *current_layer,
GimpContext *context,
GimpMergeType merge_type)
{
GimpLayer *layer;
GList *list;
GList *layer_list;
GSList *merge_list;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
for (list = GIMP_LIST (image->layers)->list, layer_list = NULL;
list && !layer_list;
list = g_list_next (list))
{
layer = list->data;
if (layer == current_layer)
break;
}
for (layer_list = g_list_next (list), merge_list = NULL;
layer_list && !merge_list;
layer_list = g_list_next (layer_list))
{
layer = layer_list->data;
if (gimp_item_get_visible (GIMP_ITEM (layer)))
merge_list = g_slist_append (NULL, layer);
}
merge_list = g_slist_prepend (merge_list, current_layer);
gimp_set_busy (image->gimp);
layer = gimp_image_merge_layers (image, merge_list, context, merge_type,
_("Merge Down"));
g_slist_free (merge_list);
gimp_unset_busy (image->gimp);
return layer;
}
void
channels_edit_attributes_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpChannel *channel;
GtkWidget *widget;
GtkWidget *dialog;
return_if_no_channel (image, channel, data);
return_if_no_widget (widget, data);
#define EDIT_DIALOG_KEY "gimp-channel-edit-attributes-dialog"
dialog = dialogs_get_dialog (G_OBJECT (channel), EDIT_DIALOG_KEY);
if (! dialog)
{
GimpItem *item = GIMP_ITEM (channel);
dialog = channel_options_dialog_new (image, channel,
action_data_get_context (data),
widget,
_("Channel Attributes"),
"gimp-channel-edit",
"gtk-edit",
_("Edit Channel Attributes"),
GIMP_HELP_CHANNEL_EDIT,
_("Edit Channel Color"),
_("_Fill opacity:"),
FALSE,
gimp_object_get_name (channel),
&channel->color,
gimp_item_get_visible (item),
gimp_item_get_linked (item),
gimp_item_get_color_tag (item),
gimp_item_get_lock_content (item),
gimp_item_get_lock_position (item),
channels_edit_attributes_callback,
NULL);
dialogs_attach_dialog (G_OBJECT (channel), EDIT_DIALOG_KEY, dialog);
}
gtk_window_present (GTK_WINDOW (dialog));
}
static void
gimp_display_shell_vectors_add_handler (GimpContainer *container,
GimpVectors *vectors,
GimpDisplayShell *shell)
{
GimpCanvasProxyGroup *group = GIMP_CANVAS_PROXY_GROUP (shell->vectors);
GimpCanvasItem *item;
item = gimp_canvas_path_new (shell,
gimp_vectors_get_bezier (vectors),
0, 0,
FALSE,
GIMP_PATH_STYLE_VECTORS);
gimp_canvas_item_set_visible (item,
gimp_item_get_visible (GIMP_ITEM (vectors)));
gimp_canvas_proxy_group_add_item (group, vectors, item);
g_object_unref (item);
}
GimpLayer *
gimp_image_pick_layer_by_bounds (const GimpImage *image,
gint x,
gint y)
{
GList *all_layers;
GList *list;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
all_layers = gimp_image_get_layer_list (image);
for (list = all_layers; list; list = g_list_next (list))
{
GimpLayer *layer = list->data;
if (gimp_item_get_visible (GIMP_ITEM (layer)))
{
gint off_x, off_y;
gint width, height;
gimp_item_get_offset (GIMP_ITEM (layer), &off_x, &off_y);
width = gimp_item_get_width (GIMP_ITEM (layer));
height = gimp_item_get_height (GIMP_ITEM (layer));
if (x >= off_x &&
y >= off_y &&
x < off_x + width &&
y < off_y + height)
{
g_list_free (all_layers);
return layer;
}
}
}
g_list_free (all_layers);
return NULL;
}
void
vectors_edit_attributes_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpVectors *vectors;
GtkWidget *widget;
GtkWidget *dialog;
return_if_no_vectors (image, vectors, data);
return_if_no_widget (widget, data);
#define EDIT_DIALOG_KEY "gimp-vectors-edit-attributes-dialog"
dialog = dialogs_get_dialog (G_OBJECT (vectors), EDIT_DIALOG_KEY);
if (! dialog)
{
GimpItem *item = GIMP_ITEM (vectors);
dialog = vectors_options_dialog_new (image, vectors,
action_data_get_context (data),
widget,
_("Path Attributes"),
"gimp-vectors-edit",
GIMP_ICON_EDIT,
_("Edit Path Attributes"),
GIMP_HELP_PATH_EDIT,
gimp_object_get_name (vectors),
gimp_item_get_visible (item),
gimp_item_get_linked (item),
gimp_item_get_color_tag (item),
gimp_item_get_lock_content (item),
gimp_item_get_lock_position (item),
vectors_edit_attributes_callback,
NULL);
dialogs_attach_dialog (G_OBJECT (vectors), EDIT_DIALOG_KEY, dialog);
}
gtk_window_present (GTK_WINDOW (dialog));
}
/* ---------------------------------------
* gap_image_remove_invisble_layers
* ---------------------------------------
*/
void
gap_image_remove_invisble_layers(gint32 image_id)
{
gint l_nlayers;
gint32 *l_layers_list;
l_layers_list = gimp_image_get_layers(image_id, &l_nlayers);
if(l_layers_list != NULL)
{
int ii;
for(ii=0; ii < l_nlayers; ii++)
{
if (gimp_item_get_visible(l_layers_list[ii]) != TRUE)
{
gimp_image_remove_layer(image_id, l_layers_list[ii]);
}
}
g_free (l_layers_list);
}
} /* end gap_image_remove_invisble_layers */
void
gimp_item_set_visible (GimpItem *item,
gboolean visible,
gboolean push_undo)
{
g_return_if_fail (GIMP_IS_ITEM (item));
if (gimp_item_get_visible (item) != visible)
{
if (push_undo && gimp_item_is_attached (item))
{
GimpImage *image = gimp_item_get_image (item);
if (image)
gimp_image_undo_push_item_visibility (image, NULL, item);
}
item->visible = visible ? TRUE : FALSE;
g_signal_emit (item, gimp_item_signals[VISIBILITY_CHANGED], 0);
}
}
GimpLayer *
gimp_image_flatten (GimpImage *image,
GimpContext *context)
{
GList *list;
GSList *merge_list = NULL;
GimpLayer *layer;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), NULL);
gimp_set_busy (image->gimp);
/* if there's a floating selection, anchor it */
if (gimp_image_floating_sel (image))
floating_sel_anchor (image->floating_sel);
for (list = GIMP_LIST (image->layers)->list;
list;
list = g_list_next (list))
{
layer = list->data;
if (gimp_item_get_visible (GIMP_ITEM (layer)))
merge_list = g_slist_append (merge_list, layer);
}
layer = gimp_image_merge_layers (image, merge_list, context,
GIMP_FLATTEN_IMAGE, _("Flatten Image"));
g_slist_free (merge_list);
gimp_image_alpha_changed (image);
gimp_unset_busy (image->gimp);
return layer;
}
/**
* gimp_drawable_get_visible:
* @drawable_ID: The drawable.
*
* Deprecated: Use gimp_item_get_visible() instead.
*
* Returns: The drawable visibility.
*/
gboolean
gimp_drawable_get_visible (gint32 drawable_ID)
{
return gimp_item_get_visible (drawable_ID);
}
static void
run (const gchar *name,
gint nparams,
const GimpParam *param,
gint *nreturn_vals,
GimpParam **return_vals)
{
static GimpParam values[1];
GimpPDBStatusType status = GIMP_PDB_SUCCESS;
GimpRunMode run_mode;
/* Plug-in variables */
gboolean single_image;
gboolean defaults_proc;
/* Plug-In variables */
cairo_surface_t *pdf_file;
cairo_t *cr;
GimpExportCapabilities capabilities;
guint32 i = 0;
gint32 j = 0;
gdouble x_res, y_res;
gdouble x_scale, y_scale;
gint32 image_id;
gboolean exported;
GimpImageBaseType type;
gint32 temp;
gint *layers;
gint32 num_of_layers;
GimpDrawable *layer;
cairo_surface_t *layer_image;
gdouble opacity;
gint x, y;
GimpRGB layer_color;
gboolean single_color;
gint32 mask_id = -1;
GimpDrawable *mask = NULL;
cairo_surface_t *mask_image = NULL;
FILE *fp;
INIT_I18N ();
/* Setting mandatory output values */
*nreturn_vals = 1;
*return_vals = values;
values[0].type = GIMP_PDB_STATUS;
values[0].data.d_status = status;
/* Initializing all the settings */
multi_page.image_count = 0;
if (! init_vals (name, nparams, param, &single_image,
&defaults_proc, &run_mode))
{
values[0].data.d_status = GIMP_PDB_CALLING_ERROR;
return;
}
/* Starting the executions */
if (run_mode == GIMP_RUN_INTERACTIVE)
{
if (single_image)
{
if (! gui_single ())
{
values[0].data.d_status = GIMP_PDB_CANCEL;
return;
}
}
else if (! gui_multi ())
{
values[0].data.d_status = GIMP_PDB_CANCEL;
return;
}
if (file_name == NULL)
{
values[0].data.d_status = GIMP_PDB_CALLING_ERROR;
gimp_message (_("You must select a file to save!"));
return;
}
}
fp = g_fopen (file_name, "wb");
pdf_file = cairo_pdf_surface_create_for_stream (write_func, fp, 1, 1);
if (cairo_surface_status (pdf_file) != CAIRO_STATUS_SUCCESS)
{
char *str = g_strdup_printf
(_("An error occured while creating the PDF file:\n"
"%s\n"
"Make sure you entered a valid filename and that the selected location isn't read only!"),
cairo_status_to_string (cairo_surface_status (pdf_file)));
gimp_message (str);
g_free (str);
values[0].data.d_status = GIMP_PDB_EXECUTION_ERROR;
return;
}
cr = cairo_create (pdf_file);
capabilities = GIMP_EXPORT_CAN_HANDLE_RGB | GIMP_EXPORT_CAN_HANDLE_ALPHA |
GIMP_EXPORT_CAN_HANDLE_GRAY | GIMP_EXPORT_CAN_HANDLE_LAYERS |
GIMP_EXPORT_CAN_HANDLE_INDEXED;
if (optimize.apply_masks)
capabilities |= GIMP_EXPORT_CAN_HANDLE_LAYER_MASKS;
for (i = 0; i < multi_page.image_count; i++)
{
/* Save the state of the surface before any changes, so that settings
* from one page won't affect all the others */
cairo_save (cr);
image_id = multi_page.images[i];
/* We need the active layer in order to use gimp_image_export */
temp = gimp_image_get_active_drawable (image_id);
if (temp == -1)
exported = gimp_export_image (&image_id, &temp, NULL, capabilities) == GIMP_EXPORT_EXPORT;
else
exported = FALSE;
type = gimp_image_base_type (image_id);
gimp_image_get_resolution (image_id, &x_res, &y_res);
x_scale = 72.0 / x_res;
y_scale = 72.0 / y_res;
cairo_pdf_surface_set_size (pdf_file,
gimp_image_width (image_id) * x_scale,
gimp_image_height (image_id) * y_scale);
/* This way we set how many pixels are there in every inch.
* It's very important for PangoCairo */
cairo_surface_set_fallback_resolution (pdf_file, x_res, y_res);
/* PDF is usually 72 points per inch. If we have a different resolution,
* we will need this to fit our drawings */
cairo_scale (cr, x_scale, y_scale);
/* Now, we should loop over the layers of each image */
layers = gimp_image_get_layers (image_id, &num_of_layers);
for (j = 0; j < num_of_layers; j++)
{
layer = gimp_drawable_get (layers [num_of_layers-j-1]);
opacity = gimp_layer_get_opacity (layer->drawable_id)/100.0;
/* Gimp doesn't display indexed layers with opacity below 50%
* And if it's above 50%, it will be rounded to 100% */
if (type == GIMP_INDEXED)
{
if (opacity <= 0.5)
opacity = 0.0;
else
opacity = 1.0;
}
if (gimp_item_get_visible (layer->drawable_id)
&& (! optimize.ignore_hidden || (optimize.ignore_hidden && opacity > 0.0)))
{
mask_id = gimp_layer_get_mask (layer->drawable_id);
if (mask_id != -1)
{
mask = gimp_drawable_get (mask_id);
mask_image = get_drawable_image (mask);
}
gimp_drawable_offsets (layer->drawable_id, &x, &y);
/* For raster layers */
if (!gimp_item_is_text_layer (layer->drawable_id))
{
layer_color = get_layer_color (layer, &single_color);
cairo_rectangle (cr, x, y, layer->width, layer->height);
if (optimize.vectorize && single_color)
{
cairo_set_source_rgba (cr, layer_color.r, layer_color.g, layer_color.b, layer_color.a * opacity);
if (mask_id != -1)
cairo_mask_surface (cr, mask_image, x, y);
else
cairo_fill (cr);
}
else
{
cairo_clip (cr);
layer_image = get_drawable_image (layer);
cairo_set_source_surface (cr, layer_image, x, y);
cairo_push_group (cr);
cairo_paint_with_alpha (cr, opacity);
cairo_pop_group_to_source (cr);
if (mask_id != -1)
cairo_mask_surface (cr, mask_image, x, y);
else
cairo_paint (cr);
cairo_reset_clip (cr);
cairo_surface_destroy (layer_image);
}
}
/* For text layers */
else
{
drawText (layer, opacity, cr, x_res, y_res);
}
}
/* We are done with the layer - time to free some resources */
gimp_drawable_detach (layer);
if (mask_id != -1)
{
gimp_drawable_detach (mask);
cairo_surface_destroy (mask_image);
}
}
/* We are done with this image - Show it! */
cairo_show_page (cr);
cairo_restore (cr);
if (exported)
gimp_image_delete (image_id);
}
/* We are done with all the images - time to free the resources */
cairo_surface_destroy (pdf_file);
cairo_destroy (cr);
fclose (fp);
/* Finally done, let's save the parameters */
gimp_set_data (DATA_OPTIMIZE, &optimize, sizeof (optimize));
if (!single_image)
{
g_strlcpy (multi_page.file_name, file_name, MAX_FILE_NAME_LENGTH);
gimp_set_data (DATA_IMAGE_LIST, &multi_page, sizeof (multi_page));
}
}
static void
gimp_item_prop_undo_pop (GimpUndo *undo,
GimpUndoMode undo_mode,
GimpUndoAccumulator *accum)
{
GimpItemPropUndo *item_prop_undo = GIMP_ITEM_PROP_UNDO (undo);
GimpItem *item = GIMP_ITEM_UNDO (undo)->item;
GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);
switch (undo->undo_type)
{
case GIMP_UNDO_ITEM_REORDER:
{
GimpItem *parent;
gint position;
parent = gimp_item_get_parent (item);
position = gimp_item_get_index (item);
gimp_item_tree_reorder_item (gimp_item_get_tree (item), item,
item_prop_undo->parent,
item_prop_undo->position,
FALSE, NULL);
item_prop_undo->parent = parent;
item_prop_undo->position = position;
}
break;
case GIMP_UNDO_ITEM_RENAME:
{
gchar *name;
name = g_strdup (gimp_object_get_name (item));
gimp_item_tree_rename_item (gimp_item_get_tree (item), item,
item_prop_undo->name,
FALSE, NULL);
g_free (item_prop_undo->name);
item_prop_undo->name = name;
}
break;
case GIMP_UNDO_ITEM_DISPLACE:
{
gint offset_x;
gint offset_y;
gimp_item_get_offset (item, &offset_x, &offset_y);
gimp_item_translate (item,
item_prop_undo->offset_x - offset_x,
item_prop_undo->offset_y - offset_y,
FALSE);
item_prop_undo->offset_x = offset_x;
item_prop_undo->offset_y = offset_y;
}
break;
case GIMP_UNDO_ITEM_VISIBILITY:
{
gboolean visible;
visible = gimp_item_get_visible (item);
gimp_item_set_visible (item, item_prop_undo->visible, FALSE);
item_prop_undo->visible = visible;
}
break;
case GIMP_UNDO_ITEM_LINKED:
{
gboolean linked;
linked = gimp_item_get_linked (item);
gimp_item_set_linked (item, item_prop_undo->linked, FALSE);
item_prop_undo->linked = linked;
}
break;
case GIMP_UNDO_ITEM_COLOR_TAG:
{
GimpColorTag color_tag;
color_tag = gimp_item_get_color_tag (item);
gimp_item_set_color_tag (item, item_prop_undo->color_tag, FALSE);
item_prop_undo->color_tag = color_tag;
}
break;
case GIMP_UNDO_ITEM_LOCK_CONTENT:
{
gboolean lock_content;
lock_content = gimp_item_get_lock_content (item);
gimp_item_set_lock_content (item, item_prop_undo->lock_content, FALSE);
item_prop_undo->lock_content = lock_content;
}
break;
case GIMP_UNDO_ITEM_LOCK_POSITION:
{
gboolean lock_position;
lock_position = gimp_item_get_lock_position (item);
gimp_item_set_lock_position (item, item_prop_undo->lock_position, FALSE);
item_prop_undo->lock_position = lock_position;
}
break;
case GIMP_UNDO_PARASITE_ATTACH:
case GIMP_UNDO_PARASITE_REMOVE:
{
GimpParasite *parasite;
parasite = item_prop_undo->parasite;
item_prop_undo->parasite = gimp_parasite_copy
(gimp_item_parasite_find (item, item_prop_undo->parasite_name));
if (parasite)
gimp_item_parasite_attach (item, parasite, FALSE);
else
gimp_item_parasite_detach (item, item_prop_undo->parasite_name, FALSE);
if (parasite)
gimp_parasite_free (parasite);
}
break;
default:
g_assert_not_reached ();
}
}
static PyObject *
vectors_get_visible(PyGimpVectors *self, void *closure)
{
return PyBool_FromLong(gimp_item_get_visible(self->ID));
}
/* some rather complex logic here. If the user clicks without modifiers,
* then we start a new list, and use the first object in it as reference.
* If the user clicks using Shift, or draws a rubber-band box, then
* we add objects to the list, but do not specify which one should
* be used as reference.
*/
static void
gimp_align_tool_button_release (GimpTool *tool,
const GimpCoords *coords,
guint32 time,
GdkModifierType state,
GimpButtonReleaseType release_type,
GimpDisplay *display)
{
GimpAlignTool *align_tool = GIMP_ALIGN_TOOL (tool);
GimpAlignOptions *options = GIMP_ALIGN_TOOL_GET_OPTIONS (tool);
GimpDisplayShell *shell = gimp_display_get_shell (display);
GObject *object = NULL;
GimpImage *image = gimp_display_get_image (display);
GdkModifierType extend_mask;
gint i;
extend_mask = gimp_get_extend_selection_mask ();
gimp_draw_tool_pause (GIMP_DRAW_TOOL (tool));
gimp_tool_control_halt (tool->control);
if (release_type == GIMP_BUTTON_RELEASE_CANCEL)
{
align_tool->x2 = align_tool->x1;
align_tool->y2 = align_tool->y1;
gimp_draw_tool_resume (GIMP_DRAW_TOOL (tool));
return;
}
if (! (state & extend_mask)) /* start a new list */
{
gimp_align_tool_clear_selected (align_tool);
align_tool->set_reference = FALSE;
}
/* if mouse has moved less than EPSILON pixels since button press,
* select the nearest thing, otherwise make a rubber-band rectangle
*/
if (hypot (coords->x - align_tool->x1,
coords->y - align_tool->y1) < EPSILON)
{
GimpVectors *vectors;
GimpGuide *guide;
GimpLayer *layer;
gint snap_distance = display->config->snap_distance;
if (gimp_draw_tool_on_vectors (GIMP_DRAW_TOOL (tool), display,
coords, snap_distance, snap_distance,
NULL, NULL, NULL, NULL, NULL,
&vectors))
{
object = G_OBJECT (vectors);
}
else if (gimp_display_shell_get_show_guides (shell) &&
(guide = gimp_image_find_guide (image,
coords->x, coords->y,
FUNSCALEX (shell, snap_distance),
FUNSCALEY (shell, snap_distance))))
{
object = G_OBJECT (guide);
}
else
{
if ((layer = gimp_image_pick_layer_by_bounds (image,
coords->x, coords->y)))
{
object = G_OBJECT (layer);
}
}
if (object)
{
if (! g_list_find (align_tool->selected_objects, object))
{
align_tool->selected_objects =
g_list_append (align_tool->selected_objects, object);
g_signal_connect (object, "removed",
G_CALLBACK (gimp_align_tool_object_removed),
align_tool);
/* if an object has been selected using unmodified click,
* it should be used as the reference
*/
if (! (state & extend_mask))
align_tool->set_reference = TRUE;
}
}
}
else /* FIXME: look for vectors too */
{
gint X0 = MIN (coords->x, align_tool->x1);
gint X1 = MAX (coords->x, align_tool->x1);
gint Y0 = MIN (coords->y, align_tool->y1);
gint Y1 = MAX (coords->y, align_tool->y1);
GList *all_layers;
GList *list;
all_layers = gimp_image_get_layer_list (image);
for (list = all_layers; list; list = g_list_next (list))
{
GimpLayer *layer = list->data;
gint x0, y0, x1, y1;
if (! gimp_item_get_visible (GIMP_ITEM (layer)))
continue;
gimp_item_get_offset (GIMP_ITEM (layer), &x0, &y0);
x1 = x0 + gimp_item_get_width (GIMP_ITEM (layer));
y1 = y0 + gimp_item_get_height (GIMP_ITEM (layer));
if (x0 < X0 || y0 < Y0 || x1 > X1 || y1 > Y1)
continue;
if (g_list_find (align_tool->selected_objects, layer))
continue;
align_tool->selected_objects =
g_list_append (align_tool->selected_objects, layer);
g_signal_connect (layer, "removed",
G_CALLBACK (gimp_align_tool_object_removed),
align_tool);
}
g_list_free (all_layers);
}
for (i = 0; i < ALIGN_OPTIONS_N_BUTTONS; i++)
{
if (options->button[i])
gtk_widget_set_sensitive (options->button[i],
align_tool->selected_objects != NULL);
}
align_tool->x2 = align_tool->x1;
align_tool->y2 = align_tool->y1;
gimp_draw_tool_resume (GIMP_DRAW_TOOL (tool));
}
