static void
gimp_group_layer_undo_constructed (GObject *object)
{
GimpGroupLayerUndo *group_layer_undo = GIMP_GROUP_LAYER_UNDO (object);
GimpGroupLayer *group;
G_OBJECT_CLASS (parent_class)->constructed (object);
g_assert (GIMP_IS_GROUP_LAYER (GIMP_ITEM_UNDO (object)->item));
group = GIMP_GROUP_LAYER (GIMP_ITEM_UNDO (object)->item);
switch (GIMP_UNDO (object)->undo_type)
{
case GIMP_UNDO_GROUP_LAYER_SUSPEND:
case GIMP_UNDO_GROUP_LAYER_RESUME:
break;
case GIMP_UNDO_GROUP_LAYER_CONVERT:
group_layer_undo->prev_type = gimp_drawable_get_base_type (GIMP_DRAWABLE (group));
group_layer_undo->prev_precision = gimp_drawable_get_precision (GIMP_DRAWABLE (group));
break;
default:
g_assert_not_reached ();
}
}
void
bfm_onionskin_rm (GDisplay *disp)
{
if (!bfm_check (disp) || !disp->bfm->onionskin_b)
return;
if(disp->bfm->cfm)
{
/*cfm_onionskin_rm (disp->bfm->cfm);*/
}
else
if(disp->bfm->sfm && disp->bfm->onionskin_b)
{
disp->bfm->sfm->old_offset_x = GIMP_DRAWABLE (disp->bfm->bg->active_layer)->offset_x;
disp->bfm->sfm->old_offset_y = GIMP_DRAWABLE (disp->bfm->bg->active_layer)->offset_y;
disp->bfm->sfm->old_ex = disp->bfm->sfm->ex;
disp->bfm->sfm->old_ey = disp->bfm->sfm->ey;
disp->bfm->sfm->old_opacity = disp->bfm->fg->active_layer->opacity;
disp->bfm->fg->active_layer->opacity = 1;
gimage_remove_layer (disp->bfm->fg, (disp->bfm->bg->active_layer));
GIMP_DRAWABLE (disp->bfm->bg->active_layer)->offset_x = 0;
GIMP_DRAWABLE (disp->bfm->bg->active_layer)->offset_y = 0;
GIMP_DRAWABLE(disp->bfm->bg->active_layer)->gimage_ID = disp->bfm->bg->ID;
disp->bfm->onionskin_b = 0;
sfm_onionskin_rm (disp);
}
}
void
gimp_channel_combine_buffer (GimpChannel *mask,
GeglBuffer *add_on_buffer,
GimpChannelOps op,
gint off_x,
gint off_y)
{
GeglBuffer *buffer;
gint x, y, w, h;
g_return_if_fail (GIMP_IS_CHANNEL (mask));
g_return_if_fail (GEGL_IS_BUFFER (add_on_buffer));
buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (mask));
if (! gimp_gegl_mask_combine_buffer (buffer, add_on_buffer,
op, off_x, off_y))
return;
gimp_rectangle_intersect (off_x, off_y,
gegl_buffer_get_width (add_on_buffer),
gegl_buffer_get_height (add_on_buffer),
0, 0,
gimp_item_get_width (GIMP_ITEM (mask)),
gimp_item_get_height (GIMP_ITEM (mask)),
&x, &y, &w, &h);
mask->bounds_known = FALSE;
gimp_drawable_update (GIMP_DRAWABLE (mask), x, y, w, h);
}
void
gimp_channel_combine_mask (GimpChannel *mask,
GimpChannel *add_on,
GimpChannelOps op,
gint off_x,
gint off_y)
{
PixelRegion srcPR, destPR;
gint x, y, w, h;
g_return_if_fail (GIMP_IS_CHANNEL (mask));
g_return_if_fail (GIMP_IS_CHANNEL (add_on));
if (! gimp_rectangle_intersect (off_x, off_y,
gimp_item_get_width (GIMP_ITEM (add_on)),
gimp_item_get_height (GIMP_ITEM (add_on)),
0, 0,
gimp_item_get_width (GIMP_ITEM (mask)),
gimp_item_get_height (GIMP_ITEM (mask)),
&x, &y, &w, &h))
return;
pixel_region_init (&srcPR, gimp_drawable_get_tiles (GIMP_DRAWABLE (add_on)),
x - off_x, y - off_y, w, h, FALSE);
pixel_region_init (&destPR, gimp_drawable_get_tiles (GIMP_DRAWABLE (mask)),
x, y, w, h, TRUE);
switch (op)
{
case GIMP_CHANNEL_OP_ADD:
case GIMP_CHANNEL_OP_REPLACE:
pixel_regions_process_parallel ((PixelProcessorFunc)
gimp_channel_combine_sub_region_add,
NULL, 2, &srcPR, &destPR);
break;
case GIMP_CHANNEL_OP_SUBTRACT:
pixel_regions_process_parallel ((PixelProcessorFunc)
gimp_channel_combine_sub_region_sub,
NULL, 2, &srcPR, &destPR);
break;
case GIMP_CHANNEL_OP_INTERSECT:
pixel_regions_process_parallel ((PixelProcessorFunc)
gimp_channel_combine_sub_region_intersect,
NULL, 2, &srcPR, &destPR);
break;
default:
g_warning ("%s: unknown operation type", G_STRFUNC);
break;
}
mask->bounds_known = FALSE;
gimp_drawable_update (GIMP_DRAWABLE (mask), x, y, w, h);
}
static void
gimp_group_layer_undo_pop (GimpUndo *undo,
GimpUndoMode undo_mode,
GimpUndoAccumulator *accum)
{
GimpGroupLayerUndo *group_layer_undo = GIMP_GROUP_LAYER_UNDO (undo);
GimpGroupLayer *group;
group = GIMP_GROUP_LAYER (GIMP_ITEM_UNDO (undo)->item);
GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);
switch (undo->undo_type)
{
case GIMP_UNDO_GROUP_LAYER_SUSPEND:
case GIMP_UNDO_GROUP_LAYER_RESUME:
if ((undo_mode == GIMP_UNDO_MODE_UNDO &&
undo->undo_type == GIMP_UNDO_GROUP_LAYER_SUSPEND) ||
(undo_mode == GIMP_UNDO_MODE_REDO &&
undo->undo_type == GIMP_UNDO_GROUP_LAYER_RESUME))
{
/* resume group layer auto-resizing */
gimp_group_layer_resume_resize (group, FALSE);
}
else
{
/* suspend group layer auto-resizing */
gimp_group_layer_suspend_resize (group, FALSE);
}
break;
case GIMP_UNDO_GROUP_LAYER_CONVERT:
{
GimpImageBaseType type;
GimpPrecision precision;
type = gimp_drawable_get_base_type (GIMP_DRAWABLE (group));
precision = gimp_drawable_get_precision (GIMP_DRAWABLE (group));
gimp_drawable_convert_type (GIMP_DRAWABLE (group),
gimp_item_get_image (GIMP_ITEM (group)),
group_layer_undo->prev_type,
group_layer_undo->prev_precision,
0, 0, FALSE,
FALSE, NULL);
group_layer_undo->prev_type = type;
group_layer_undo->prev_precision = precision;
}
break;
default:
g_assert_not_reached ();
}
}
static CombinationMode
gimp_image_merge_layers_get_operation (GimpLayer *dest,
GimpLayer *src)
{
GimpImageType type = gimp_drawable_type (GIMP_DRAWABLE (dest));
gint bytes = gimp_drawable_bytes (GIMP_DRAWABLE (src));
return gimp_image_get_combination_mode (type, bytes);
}
void
floating_sel_to_layer (GimpLayer *layer)
{
GimpItem *item;
GimpImage *image;
g_return_if_fail (GIMP_IS_LAYER (layer));
g_return_if_fail (gimp_layer_is_floating_sel (layer));
item = GIMP_ITEM (layer);
if (! (image = gimp_item_get_image (item)))
return;
/* Check if the floating layer belongs to a channel... */
if (GIMP_IS_CHANNEL (layer->fs.drawable))
{
gimp_message (image->gimp, NULL, GIMP_MESSAGE_WARNING,
_("Cannot create a new layer from the floating selection "
"because it belongs to a layer mask or channel."));
return;
}
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_FS_TO_LAYER,
_("Floating Selection to Layer"));
/* restore the contents of the drawable */
floating_sel_restore (layer,
item->offset_x,
item->offset_y,
item->width,
item->height);
gimp_image_undo_push_fs_to_layer (image, NULL, layer);
/* clear the selection */
gimp_drawable_invalidate_boundary (GIMP_DRAWABLE (layer));
/* Set pointers */
layer->fs.drawable = NULL;
image->floating_sel = NULL;
gimp_item_set_visible (GIMP_ITEM (layer), TRUE, TRUE);
gimp_layer_set_lock_alpha (layer, FALSE, TRUE);
gimp_image_undo_group_end (image);
gimp_object_name_changed (GIMP_OBJECT (layer));
gimp_drawable_update (GIMP_DRAWABLE (layer),
0, 0,
GIMP_ITEM (layer)->width,
GIMP_ITEM (layer)->height);
gimp_image_floating_selection_changed (image);
}
void
gimp_channel_combine_rect (GimpChannel *mask,
GimpChannelOps op,
gint x,
gint y,
gint w,
gint h)
{
GeglBuffer *buffer;
g_return_if_fail (GIMP_IS_CHANNEL (mask));
buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (mask));
if (! gimp_gegl_mask_combine_rect (buffer, op, x, y, w, h))
return;
gimp_rectangle_intersect (x, y, w, h,
0, 0,
gimp_item_get_width (GIMP_ITEM (mask)),
gimp_item_get_height (GIMP_ITEM (mask)),
&x, &y, &w, &h);
/* Determine new boundary */
if (mask->bounds_known && (op == GIMP_CHANNEL_OP_ADD) && ! mask->empty)
{
if (x < mask->x1)
mask->x1 = x;
if (y < mask->y1)
mask->y1 = y;
if ((x + w) > mask->x2)
mask->x2 = (x + w);
if ((y + h) > mask->y2)
mask->y2 = (y + h);
}
else if (op == GIMP_CHANNEL_OP_REPLACE || mask->empty)
{
mask->empty = FALSE;
mask->x1 = x;
mask->y1 = y;
mask->x2 = x + w;
mask->y2 = y + h;
}
else
{
mask->bounds_known = FALSE;
}
mask->x1 = CLAMP (mask->x1, 0, gimp_item_get_width (GIMP_ITEM (mask)));
mask->y1 = CLAMP (mask->y1, 0, gimp_item_get_height (GIMP_ITEM (mask)));
mask->x2 = CLAMP (mask->x2, 0, gimp_item_get_width (GIMP_ITEM (mask)));
mask->y2 = CLAMP (mask->y2, 0, gimp_item_get_height (GIMP_ITEM (mask)));
gimp_drawable_update (GIMP_DRAWABLE (mask), x, y, w, h);
}
static void
gimp_text_layer_render_layout (GimpTextLayer *layer,
GimpTextLayout *layout)
{
GimpDrawable *drawable = GIMP_DRAWABLE (layer);
GimpItem *item = GIMP_ITEM (layer);
GeglBuffer *buffer;
cairo_t *cr;
cairo_surface_t *surface;
gint width;
gint height;
g_return_if_fail (gimp_drawable_has_alpha (drawable));
width = gimp_item_get_width (item);
height = gimp_item_get_height (item);
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, width, height);
cr = cairo_create (surface);
gimp_text_layout_render (layout, cr, layer->text->base_dir, FALSE);
cairo_destroy (cr);
cairo_surface_flush (surface);
buffer = gimp_cairo_surface_create_buffer (surface);
gegl_buffer_copy (buffer, NULL,
gimp_drawable_get_buffer (drawable), NULL);
g_object_unref (buffer);
cairo_surface_destroy (surface);
gimp_drawable_update (drawable, 0, 0, width, height);
}
static void
gimp_drawable_mod_undo_pop (GimpUndo *undo,
GimpUndoMode undo_mode,
GimpUndoAccumulator *accum)
{
GimpDrawableModUndo *drawable_mod_undo = GIMP_DRAWABLE_MOD_UNDO (undo);
GimpDrawable *drawable = GIMP_DRAWABLE (GIMP_ITEM_UNDO (undo)->item);
GeglBuffer *buffer;
gint offset_x;
gint offset_y;
GIMP_UNDO_CLASS (parent_class)->pop (undo, undo_mode, accum);
buffer = drawable_mod_undo->buffer;
offset_x = drawable_mod_undo->offset_x;
offset_y = drawable_mod_undo->offset_y;
drawable_mod_undo->buffer = g_object_ref (gimp_drawable_get_buffer (drawable));
gimp_item_get_offset (GIMP_ITEM (drawable),
&drawable_mod_undo->offset_x,
&drawable_mod_undo->offset_y);
gimp_drawable_set_buffer_full (drawable, FALSE, NULL,
buffer, offset_x, offset_y);
g_object_unref (buffer);
}
void
drawable_lock_position_cmd_callback (GtkAction *action,
gpointer data)
{
GimpImage *image;
GimpDrawable *drawable;
gboolean locked;
return_if_no_drawable (image, drawable, data);
locked = 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 (locked != gimp_item_get_lock_position (GIMP_ITEM (drawable)))
{
GimpUndo *undo;
gboolean push_undo = TRUE;
undo = gimp_image_undo_can_compress (image, GIMP_TYPE_ITEM_UNDO,
GIMP_UNDO_ITEM_LOCK_POSITION);
if (undo && GIMP_ITEM_UNDO (undo)->item == GIMP_ITEM (drawable))
push_undo = FALSE;
gimp_item_set_lock_position (GIMP_ITEM (drawable), locked, push_undo);
gimp_image_flush (image);
}
}
void
gimp_layer_mask_set_show (GimpLayerMask *layer_mask,
gboolean show,
gboolean push_undo)
{
g_return_if_fail (GIMP_IS_LAYER_MASK (layer_mask));
if (layer_mask->show_mask != show)
{
GimpImage *image = GIMP_ITEM (layer_mask)->image;
if (push_undo)
gimp_image_undo_push_layer_mask_show (image, _("Show Layer Mask"),
layer_mask);
layer_mask->show_mask = show ? TRUE : FALSE;
if (layer_mask->layer)
{
GimpDrawable *drawable = GIMP_DRAWABLE (layer_mask->layer);
gimp_drawable_update (drawable,
0, 0,
gimp_item_width (GIMP_ITEM (drawable)),
gimp_item_height (GIMP_ITEM (drawable)));
}
g_signal_emit (layer_mask, layer_mask_signals[SHOW_CHANGED], 0);
}
}
void
gimp_layer_mask_set_apply (GimpLayerMask *layer_mask,
gboolean apply,
gboolean push_undo)
{
g_return_if_fail (GIMP_IS_LAYER_MASK (layer_mask));
if (layer_mask->apply_mask != apply)
{
GimpImage *image = GIMP_ITEM (layer_mask)->image;
if (push_undo)
gimp_image_undo_push_layer_mask_apply (image, _("Apply Layer Mask"),
layer_mask);
layer_mask->apply_mask = apply ? TRUE : FALSE;
if (layer_mask->layer)
{
GimpDrawable *drawable = GIMP_DRAWABLE (layer_mask->layer);
gimp_drawable_update (drawable,
0, 0,
gimp_item_width (GIMP_ITEM (drawable)),
gimp_item_height (GIMP_ITEM (drawable)));
}
g_signal_emit (layer_mask, layer_mask_signals[APPLY_CHANGED], 0);
}
}
GimpLayerMask *
gimp_layer_mask_new (GimpImage *image,
gint width,
gint height,
const gchar *name,
const GimpRGB *color)
{
GimpLayerMask *layer_mask;
layer_mask = g_object_new (GIMP_TYPE_LAYER_MASK, NULL);
gimp_drawable_configure (GIMP_DRAWABLE (layer_mask),
image,
0, 0, width, height,
GIMP_GRAY_IMAGE, name);
/* set the layer_mask color and opacity */
GIMP_CHANNEL (layer_mask)->color = *color;
GIMP_CHANNEL (layer_mask)->show_masked = TRUE;
/* selection mask variables */
GIMP_CHANNEL (layer_mask)->x2 = width;
GIMP_CHANNEL (layer_mask)->y2 = height;
return layer_mask;
}
static void
gimp_drawable_tree_view_new_dropped (GimpItemTreeView *view,
gint x,
gint y,
const GimpRGB *color,
GimpPattern *pattern)
{
GimpItem *item;
gimp_image_undo_group_start (gimp_item_tree_view_get_image (view), GIMP_UNDO_GROUP_EDIT_PASTE,
_("New Layer"));
item = GIMP_ITEM_TREE_VIEW_GET_CLASS (view)->new_item (gimp_item_tree_view_get_image (view));
if (item)
{
gimp_edit_fill_full (gimp_item_get_image (item),
GIMP_DRAWABLE (item),
color, pattern,
GIMP_OPACITY_OPAQUE, GIMP_NORMAL_MODE,
pattern ?
C_("undo-type", "Drop pattern to layer") :
C_("undo-type", "Drop color to layer"));
}
gimp_image_undo_group_end (gimp_item_tree_view_get_image (view));
gimp_image_flush (gimp_item_tree_view_get_image (view));
}
/** @return fg drawable if `disp' has bfm, NULL else */
CanvasDrawable*
bfm_get_fg_drawable (GDisplay *disp)
{
if (!bfm_check (disp))
return NULL;
return GIMP_DRAWABLE (disp->bfm->fg->active_layer);
} /* relies on fg!=NULL */
static GValueArray *
selection_layer_alpha_invoker (GimpProcedure *procedure,
Gimp *gimp,
GimpContext *context,
GimpProgress *progress,
const GValueArray *args,
GError **error)
{
gboolean success = TRUE;
GimpLayer *layer;
layer = gimp_value_get_layer (&args->values[0], gimp);
if (success)
{
GimpImage *image = gimp_item_get_image (GIMP_ITEM (layer));
gimp_channel_select_alpha (gimp_image_get_mask (image),
GIMP_DRAWABLE (layer),
GIMP_CHANNEL_OP_REPLACE, FALSE, 0.0, 0.0);
}
return gimp_procedure_get_return_values (procedure, success,
error ? *error : NULL);
}
static void
gimp_mask_undo_constructed (GObject *object)
{
GimpMaskUndo *mask_undo = GIMP_MASK_UNDO (object);
GimpChannel *channel;
GimpDrawable *drawable;
gint x1, y1, x2, y2;
if (G_OBJECT_CLASS (parent_class)->constructed)
G_OBJECT_CLASS (parent_class)->constructed (object);
g_assert (GIMP_IS_CHANNEL (GIMP_ITEM_UNDO (object)->item));
channel = GIMP_CHANNEL (GIMP_ITEM_UNDO (object)->item);
drawable = GIMP_DRAWABLE (channel);
if (gimp_channel_bounds (channel, &x1, &y1, &x2, &y2))
{
mask_undo->buffer = gegl_buffer_new (GEGL_RECTANGLE (0, 0,
x2 - x1, y2 - y1),
gimp_drawable_get_format (drawable));
gegl_buffer_copy (gimp_drawable_get_buffer (drawable),
GEGL_RECTANGLE (x1, y1, x2 - x1, y2 - y1),
mask_undo->buffer,
GEGL_RECTANGLE (0, 0, 0, 0));
mask_undo->x = x1;
mask_undo->y = y1;
}
mask_undo->format = gimp_drawable_get_format (drawable);
}
static void
gimp_drawable_mod_undo_constructed (GObject *object)
{
GimpDrawableModUndo *drawable_mod_undo = GIMP_DRAWABLE_MOD_UNDO (object);
GimpItem *item;
GimpDrawable *drawable;
G_OBJECT_CLASS (parent_class)->constructed (object);
g_assert (GIMP_IS_DRAWABLE (GIMP_ITEM_UNDO (object)->item));
item = GIMP_ITEM_UNDO (object)->item;
drawable = GIMP_DRAWABLE (item);
if (drawable_mod_undo->copy_buffer)
{
drawable_mod_undo->buffer =
gegl_buffer_dup (gimp_drawable_get_buffer (drawable));
}
else
{
drawable_mod_undo->buffer =
g_object_ref (gimp_drawable_get_buffer (drawable));
}
gimp_item_get_offset (item,
&drawable_mod_undo->offset_x,
&drawable_mod_undo->offset_y);
}
static void
gimp_image_duplicate_mask (GimpImage *image,
GimpImage *new_image)
{
GimpDrawable *mask;
GimpDrawable *new_mask;
mask = GIMP_DRAWABLE (gimp_image_get_mask (image));
new_mask = GIMP_DRAWABLE (gimp_image_get_mask (new_image));
gegl_buffer_copy (gimp_drawable_get_buffer (mask), NULL,
gimp_drawable_get_buffer (new_mask), NULL);
GIMP_CHANNEL (new_mask)->bounds_known = FALSE;
GIMP_CHANNEL (new_mask)->boundary_known = FALSE;
}
static void
gimp_layer_new_convert_buffer (GimpLayer *layer,
GeglBuffer *src_buffer,
GimpColorProfile *src_profile,
GError **error)
{
GimpDrawable *drawable = GIMP_DRAWABLE (layer);
GimpImage *image = gimp_item_get_image (GIMP_ITEM (layer));
GimpColorConfig *config = image->gimp->config->color_management;
GeglBuffer *dest_buffer = gimp_drawable_get_buffer (drawable);
GimpColorProfile *dest_profile;
dest_profile =
gimp_color_managed_get_color_profile (GIMP_COLOR_MANAGED (layer));
if (! src_profile ||
! dest_profile ||
/* FIXME: this is the wrong check, need something like file import
* conversion config
*/
config->mode == GIMP_COLOR_MANAGEMENT_OFF)
{
gegl_buffer_copy (src_buffer, NULL, GEGL_ABYSS_NONE, dest_buffer, NULL);
return;
}
gimp_gegl_convert_color_profile (src_buffer, NULL, src_profile,
dest_buffer, NULL, dest_profile,
GIMP_COLOR_RENDERING_INTENT_PERCEPTUAL,
TRUE, NULL);
}
void
gimp_channel_combine_ellipse_rect (GimpChannel *mask,
GimpChannelOps op,
gint x,
gint y,
gint w,
gint h,
gdouble rx,
gdouble ry,
gboolean antialias)
{
GimpChannelCombineData data;
g_return_if_fail (GIMP_IS_CHANNEL (mask));
if (gimp_channel_combine_start (mask, op, GEGL_RECTANGLE (x, y, w, h),
TRUE, FALSE, &data))
{
GeglBuffer *buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (mask));
gimp_gegl_mask_combine_ellipse_rect (buffer, op, x, y, w, h,
rx, ry, antialias);
}
gimp_channel_combine_end (mask, &data);
}
void
gimp_channel_combine_buffer (GimpChannel *mask,
GeglBuffer *add_on_buffer,
GimpChannelOps op,
gint off_x,
gint off_y)
{
GimpChannelCombineData data;
g_return_if_fail (GIMP_IS_CHANNEL (mask));
g_return_if_fail (GEGL_IS_BUFFER (add_on_buffer));
if (gimp_channel_combine_start (mask, op,
GEGL_RECTANGLE (
off_x,
off_y,
gegl_buffer_get_width (add_on_buffer),
gegl_buffer_get_height (add_on_buffer)),
FALSE, FALSE, &data))
{
GeglBuffer *buffer = gimp_drawable_get_buffer (GIMP_DRAWABLE (mask));
gimp_gegl_mask_combine_buffer (buffer, add_on_buffer, op,
off_x, off_y);
}
gimp_channel_combine_end (mask, &data);
}
static void
gimp_foreground_select_tool_stroke (GimpChannel *mask,
FgSelectStroke *stroke)
{
GimpScanConvert *scan_convert = gimp_scan_convert_new ();
if (stroke->num_points == 1)
{
GimpVector2 points[2];
points[0] = points[1] = stroke->points[0];
points[1].x += 0.01;
points[1].y += 0.01;
gimp_scan_convert_add_polyline (scan_convert, 2, points, FALSE);
}
else
{
gimp_scan_convert_add_polyline (scan_convert,
stroke->num_points, stroke->points,
FALSE);
}
gimp_scan_convert_stroke (scan_convert,
stroke->width,
GIMP_JOIN_ROUND, GIMP_CAP_ROUND, 10.0,
0.0, NULL);
gimp_scan_convert_compose_value (scan_convert,
gimp_drawable_get_tiles (GIMP_DRAWABLE (mask)),
0, 0, stroke->background ? 0 : 255);
gimp_scan_convert_free (scan_convert);
}
static GdkSegment *
gimp_region_select_tool_calculate (GimpRegionSelectTool *region_sel,
GimpDisplay *display,
gint *num_segs)
{
GimpTool *tool = GIMP_TOOL (region_sel);
GimpRegionSelectOptions *options = GIMP_REGION_SELECT_TOOL_GET_OPTIONS (tool);
GimpDisplayShell *shell = GIMP_DISPLAY_SHELL (display->shell);
GimpDrawable *drawable;
GdkSegment *segs;
BoundSeg *bsegs;
PixelRegion maskPR;
drawable = gimp_image_get_active_drawable (display->image);
gimp_display_shell_set_override_cursor (shell, GDK_WATCH);
if (region_sel->region_mask)
g_object_unref (region_sel->region_mask);
region_sel->region_mask =
GIMP_REGION_SELECT_TOOL_GET_CLASS (region_sel)->get_mask (region_sel,
display);
if (! region_sel->region_mask)
{
gimp_display_shell_unset_override_cursor (shell);
*num_segs = 0;
return NULL;
}
/* calculate and allocate a new segment array which represents the
* boundary of the contiguous region
*/
pixel_region_init (&maskPR,
gimp_drawable_get_tiles (GIMP_DRAWABLE (region_sel->region_mask)),
0, 0,
gimp_item_width (GIMP_ITEM (region_sel->region_mask)),
gimp_item_height (GIMP_ITEM (region_sel->region_mask)),
FALSE);
bsegs = boundary_find (&maskPR, BOUNDARY_WITHIN_BOUNDS,
0, 0,
gimp_item_width (GIMP_ITEM (region_sel->region_mask)),
gimp_item_height (GIMP_ITEM (region_sel->region_mask)),
BOUNDARY_HALF_WAY,
num_segs);
segs = g_new (GdkSegment, *num_segs);
gimp_display_shell_transform_segments (shell, bsegs, segs, *num_segs,
! options->sample_merged);
g_free (bsegs);
gimp_display_shell_unset_override_cursor (shell);
return segs;
}
/**
* 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);
}
}
/** @return bg drawable if `disp' has bfm, NULL else */
CanvasDrawable*
bfm_get_bg_drawable (GDisplay *disp)
{
if (!bfm_check (disp))
return NULL;
if (!disp->bfm->bg)
return NULL;
return GIMP_DRAWABLE (disp->bfm->bg->active_layer);
}
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);
}
static void
gimp_display_shell_drop_drawable (GtkWidget *widget,
gint x,
gint y,
GimpViewable *viewable,
gpointer data)
{
GimpDisplayShell *shell = GIMP_DISPLAY_SHELL (data);
GimpImage *image = gimp_display_get_image (shell->display);
GType new_type;
GimpItem *new_item;
GIMP_LOG (DND, NULL);
if (shell->display->gimp->busy)
return;
if (! image)
{
image = gimp_image_new_from_drawable (shell->display->gimp,
GIMP_DRAWABLE (viewable));
gimp_create_display (shell->display->gimp, image, GIMP_UNIT_PIXEL, 1.0,
G_OBJECT (gtk_widget_get_screen (widget)),
gimp_widget_get_monitor (widget));
g_object_unref (image);
return;
}
if (GIMP_IS_LAYER (viewable))
new_type = G_TYPE_FROM_INSTANCE (viewable);
else
new_type = GIMP_TYPE_LAYER;
new_item = gimp_item_convert (GIMP_ITEM (viewable), image, new_type);
if (new_item)
{
GimpLayer *new_layer = GIMP_LAYER (new_item);
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_EDIT_PASTE,
_("Drop New Layer"));
gimp_display_shell_dnd_position_item (shell, image, new_item);
gimp_item_set_visible (new_item, TRUE, FALSE);
gimp_item_set_linked (new_item, FALSE, FALSE);
gimp_image_add_layer (image, new_layer,
GIMP_IMAGE_ACTIVE_PARENT, -1, TRUE);
gimp_image_undo_group_end (image);
gimp_display_shell_dnd_flush (shell, image);
}
}
GimpDrawable *
gimp_drawable_transform_paste (GimpDrawable *drawable,
GeglBuffer *buffer,
GimpColorProfile *buffer_profile,
gint offset_x,
gint offset_y,
gboolean new_layer)
{
GimpImage *image;
GimpLayer *layer = NULL;
const gchar *undo_desc = NULL;
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), NULL);
g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)), NULL);
g_return_val_if_fail (GEGL_IS_BUFFER (buffer), NULL);
g_return_val_if_fail (GIMP_IS_COLOR_PROFILE (buffer_profile), NULL);
image = gimp_item_get_image (GIMP_ITEM (drawable));
if (GIMP_IS_LAYER (drawable))
undo_desc = C_("undo-type", "Transform Layer");
else if (GIMP_IS_CHANNEL (drawable))
undo_desc = C_("undo-type", "Transform Channel");
else
return NULL;
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_EDIT_PASTE, undo_desc);
if (new_layer)
{
layer =
gimp_layer_new_from_gegl_buffer (buffer, image,
gimp_drawable_get_format_with_alpha (drawable),
_("Transformation"),
GIMP_OPACITY_OPAQUE,
gimp_image_get_default_new_layer_mode (image),
buffer_profile);
gimp_item_set_offset (GIMP_ITEM (layer), offset_x, offset_y);
floating_sel_attach (layer, drawable);
drawable = GIMP_DRAWABLE (layer);
}
else
{
gimp_drawable_set_buffer_full (drawable, TRUE, NULL,
buffer,
offset_x, offset_y,
TRUE);
}
gimp_image_undo_group_end (image);
return drawable;
}
