void
gimp_paint_core_validate_undo_tiles (GimpPaintCore *core,
GimpDrawable *drawable,
gint x,
gint y,
gint w,
gint h)
{
gint i, j;
g_return_if_fail (GIMP_IS_PAINT_CORE (core));
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (core->undo_tiles != NULL);
for (i = y; i < (y + h); i += (TILE_HEIGHT - (i % TILE_HEIGHT)))
{
for (j = x; j < (x + w); j += (TILE_WIDTH - (j % TILE_WIDTH)))
{
Tile *dest_tile = tile_manager_get_tile (core->undo_tiles,
j, i, FALSE, FALSE);
if (! tile_is_valid (dest_tile))
{
Tile *src_tile =
tile_manager_get_tile (gimp_drawable_get_tiles (drawable),
j, i, TRUE, FALSE);
tile_manager_map_tile (core->undo_tiles, j, i, src_tile);
tile_release (src_tile, FALSE);
}
}
}
}
void
gimp_drawable_apply_operation_to_tiles (GimpDrawable *drawable,
GimpProgress *progress,
const gchar *undo_desc,
GeglNode *operation,
gboolean linear,
TileManager *new_tiles)
{
GeglRectangle rect;
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));
g_return_if_fail (undo_desc != NULL);
g_return_if_fail (GEGL_IS_NODE (operation));
g_return_if_fail (new_tiles != NULL);
rect.x = 0;
rect.y = 0;
rect.width = tile_manager_width (new_tiles);
rect.height = tile_manager_height (new_tiles);
gimp_drawable_apply_operation_private (drawable,
progress,
undo_desc,
operation,
linear,
new_tiles,
&rect);
if (progress)
gimp_progress_end (progress);
}
void
gimp_edit_clear (GimpImage *image,
GimpDrawable *drawable,
GimpContext *context)
{
GimpFillOptions *options;
g_return_if_fail (GIMP_IS_IMAGE (image));
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
g_return_if_fail (GIMP_IS_CONTEXT (context));
options = gimp_fill_options_new (context->gimp);
if (gimp_drawable_has_alpha (drawable))
gimp_fill_options_set_by_fill_type (options, context,
GIMP_FILL_TRANSPARENT, NULL);
else
gimp_fill_options_set_by_fill_type (options, context,
GIMP_FILL_BACKGROUND, NULL);
gimp_edit_fill (image, drawable, options, C_("undo-type", "Clear"));
g_object_unref (options);
}
gboolean
gimp_edit_clear (GimpImage *image,
GimpDrawable *drawable,
GimpContext *context)
{
GimpRGB background;
GimpLayerModeEffects paint_mode;
g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), FALSE);
g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)), FALSE);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), FALSE);
gimp_context_get_background (context, &background);
if (gimp_drawable_has_alpha (drawable))
paint_mode = GIMP_ERASE_MODE;
else
paint_mode = GIMP_NORMAL_MODE;
return gimp_edit_fill_full (image, drawable,
&background, NULL,
GIMP_OPACITY_OPAQUE, paint_mode,
C_("undo-type", "Clear"));
}
void
gimp_edit_fill (GimpImage *image,
GimpDrawable *drawable,
GimpFillOptions *options,
const gchar *undo_desc)
{
GeglBuffer *buffer;
gint x, y, width, height;
g_return_if_fail (GIMP_IS_IMAGE (image));
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
g_return_if_fail (GIMP_IS_FILL_OPTIONS (options));
if (! gimp_item_mask_intersect (GIMP_ITEM (drawable), &x, &y, &width, &height))
return; /* nothing to do, but the fill succeeded */
buffer = gimp_fill_options_create_buffer (options, drawable,
GEGL_RECTANGLE (0, 0,
width, height));
if (! undo_desc)
undo_desc = gimp_fill_options_get_undo_desc (options);
gimp_drawable_apply_buffer (drawable, buffer,
GEGL_RECTANGLE (0, 0, width, height),
TRUE, undo_desc,
gimp_context_get_opacity (GIMP_CONTEXT (options)),
gimp_context_get_paint_mode (GIMP_CONTEXT (options)),
NULL, x, y);
g_object_unref (buffer);
gimp_drawable_update (drawable, x, y, width, height);
}
GeglBuffer *
gimp_paint_core_get_paint_buffer (GimpPaintCore *core,
GimpDrawable *drawable,
GimpPaintOptions *paint_options,
const GimpCoords *coords,
gint *paint_buffer_x,
gint *paint_buffer_y)
{
GeglBuffer *paint_buffer;
g_return_val_if_fail (GIMP_IS_PAINT_CORE (core), 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 (GIMP_IS_PAINT_OPTIONS (paint_options), NULL);
g_return_val_if_fail (coords != NULL, NULL);
g_return_val_if_fail (paint_buffer_x != NULL, NULL);
g_return_val_if_fail (paint_buffer_y != NULL, NULL);
paint_buffer =
GIMP_PAINT_CORE_GET_CLASS (core)->get_paint_buffer (core, drawable,
paint_options,
coords,
paint_buffer_x,
paint_buffer_y);
core->paint_buffer_x = *paint_buffer_x;
core->paint_buffer_y = *paint_buffer_y;
return paint_buffer;
}
void
gimp_drawable_foreground_extract (GimpDrawable *drawable,
GimpForegroundExtractMode mode,
GimpDrawable *mask,
GimpProgress *progress)
{
SioxState *state;
const gdouble sensitivity[3] = { SIOX_DEFAULT_SENSITIVITY_L,
SIOX_DEFAULT_SENSITIVITY_A,
SIOX_DEFAULT_SENSITIVITY_B };
g_return_if_fail (GIMP_IS_DRAWABLE (mask));
g_return_if_fail (mode == GIMP_FOREGROUND_EXTRACT_SIOX);
state =
gimp_drawable_foreground_extract_siox_init (drawable,
0, 0,
gimp_item_get_width (GIMP_ITEM (mask)),
gimp_item_get_height (GIMP_ITEM (mask)));
if (state)
{
gimp_drawable_foreground_extract_siox (mask, state,
SIOX_REFINEMENT_RECALCULATE,
SIOX_DEFAULT_SMOOTHNESS,
sensitivity,
FALSE,
progress);
gimp_drawable_foreground_extract_siox_done (state);
}
}
GimpTransformResize
gimp_drawable_transform_get_effective_clip (GimpDrawable *drawable,
GeglBuffer *orig_buffer,
GimpTransformResize clip_result)
{
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), clip_result);
g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)),
clip_result);
g_return_val_if_fail (orig_buffer == NULL || GEGL_IS_BUFFER (orig_buffer),
clip_result);
/* Always clip unfloated buffers since they must keep their size */
if (GIMP_IS_CHANNEL (drawable))
{
if (orig_buffer)
{
if (! babl_format_has_alpha (gegl_buffer_get_format (orig_buffer)))
clip_result = GIMP_TRANSFORM_RESIZE_CLIP;
}
else
{
GimpImage *image = gimp_item_get_image (GIMP_ITEM (drawable));
if (gimp_channel_is_empty (gimp_image_get_mask (image)))
clip_result = GIMP_TRANSFORM_RESIZE_CLIP;
}
}
return clip_result;
}
GimpCanvasItem *
gimp_draw_tool_add_transform_preview (GimpDrawTool *draw_tool,
GimpDrawable *drawable,
const GimpMatrix3 *transform,
gdouble x1,
gdouble y1,
gdouble x2,
gdouble y2,
gboolean perspective,
gdouble opacity)
{
GimpCanvasItem *item;
g_return_val_if_fail (GIMP_IS_DRAW_TOOL (draw_tool), NULL);
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), NULL);
g_return_val_if_fail (transform != NULL, NULL);
item = gimp_canvas_transform_preview_new (gimp_display_get_shell (draw_tool->display),
drawable, transform,
x1, y1, x2, y2,
perspective, opacity);
gimp_draw_tool_add_preview (draw_tool, item);
g_object_unref (item);
return item;
}
gboolean
gimp_plug_in_cleanup_remove_shadow (GimpPlugIn *plug_in,
GimpDrawable *drawable)
{
GimpPlugInProcFrame *proc_frame;
GimpPlugInCleanupItem *cleanup;
g_return_val_if_fail (GIMP_IS_PLUG_IN (plug_in), FALSE);
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), FALSE);
proc_frame = gimp_plug_in_get_proc_frame (plug_in);
cleanup = gimp_plug_in_cleanup_item_get (proc_frame, GIMP_ITEM (drawable));
if (! cleanup)
return FALSE;
if (! cleanup->shadow_buffer)
return FALSE;
proc_frame->item_cleanups = g_list_remove (proc_frame->item_cleanups,
cleanup);
gimp_plug_in_cleanup_item_free (cleanup);
return TRUE;
}
GimpUndo *
gimp_image_undo_push_drawable (GimpImage *image,
const gchar *undo_desc,
GimpDrawable *drawable,
GeglBuffer *buffer,
gint x,
gint y)
{
GimpItem *item;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), NULL);
g_return_val_if_fail (GEGL_IS_BUFFER (buffer), NULL);
item = GIMP_ITEM (drawable);
g_return_val_if_fail (gimp_item_is_attached (item), NULL);
return gimp_image_undo_push (image, GIMP_TYPE_DRAWABLE_UNDO,
GIMP_UNDO_DRAWABLE, undo_desc,
GIMP_DIRTY_ITEM | GIMP_DIRTY_DRAWABLE,
"item", item,
"buffer", buffer,
"x", x,
"y", y,
NULL);
}
/**
* gimp_symmetry_set_origin:
* @sym: the #GimpSymmetry
* @drawable: the #GimpDrawable where painting will happen
* @origin: new base coordinates.
*
* Set the symmetry to new origin coordinates and drawable.
**/
void
gimp_symmetry_set_origin (GimpSymmetry *sym,
GimpDrawable *drawable,
GimpCoords *origin)
{
g_return_if_fail (GIMP_IS_SYMMETRY (sym));
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_get_image (GIMP_ITEM (drawable)) == sym->image);
if (drawable != sym->drawable)
{
if (sym->drawable)
g_object_unref (sym->drawable);
sym->drawable = g_object_ref (drawable);
}
if (origin != sym->origin)
{
g_free (sym->origin);
sym->origin = g_memdup (origin, sizeof (GimpCoords));
}
g_list_free_full (sym->strokes, g_free);
sym->strokes = NULL;
GIMP_SYMMETRY_GET_CLASS (sym)->update_strokes (sym, drawable, origin);
}
const gchar *
gimp_edit_named_copy (GimpImage *image,
const gchar *name,
GimpDrawable *drawable,
GimpContext *context,
GError **error)
{
GimpBuffer *buffer;
g_return_val_if_fail (GIMP_IS_IMAGE (image), NULL);
g_return_val_if_fail (name != NULL, 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 (GIMP_IS_CONTEXT (context), NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
buffer = gimp_edit_extract (image, GIMP_PICKABLE (drawable),
context, FALSE, error);
if (buffer)
{
gimp_object_set_name (GIMP_OBJECT (buffer), name);
gimp_container_add (image->gimp->named_buffers, GIMP_OBJECT (buffer));
g_object_unref (buffer);
return gimp_object_get_name (buffer);
}
return NULL;
}
void
gimp_drawable_stroke_boundary (GimpDrawable *drawable,
GimpStrokeOptions *options,
const GimpBoundSeg *bound_segs,
gint n_bound_segs,
gint offset_x,
gint offset_y,
gboolean push_undo)
{
GimpScanConvert *scan_convert;
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
g_return_if_fail (GIMP_IS_STROKE_OPTIONS (options));
g_return_if_fail (bound_segs == NULL || n_bound_segs != 0);
g_return_if_fail (gimp_fill_options_get_style (GIMP_FILL_OPTIONS (options)) !=
GIMP_FILL_STYLE_PATTERN ||
gimp_context_get_pattern (GIMP_CONTEXT (options)) != NULL);
scan_convert = gimp_scan_convert_new_from_boundary (bound_segs, n_bound_segs,
offset_x, offset_y);
if (scan_convert)
{
gimp_drawable_stroke_scan_convert (drawable, options,
scan_convert, push_undo);
gimp_scan_convert_free (scan_convert);
}
}
const GimpBuffer *
gimp_edit_copy (GimpImage *image,
GimpDrawable *drawable,
GimpContext *context,
GError **error)
{
GimpBuffer *buffer;
g_return_val_if_fail (GIMP_IS_IMAGE (image), 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 (GIMP_IS_CONTEXT (context), NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
buffer = gimp_edit_extract (image, GIMP_PICKABLE (drawable),
context, FALSE, error);
if (buffer)
{
gimp_set_global_buffer (image->gimp, buffer);
g_object_unref (buffer);
return image->gimp->global_buffer;
}
return NULL;
}
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);
}
const Babl *
gimp_drawable_get_preview_format (GimpDrawable *drawable)
{
gboolean alpha;
gboolean linear;
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), NULL);
alpha = gimp_drawable_has_alpha (drawable);
linear = gimp_drawable_get_linear (drawable);
switch (gimp_drawable_get_base_type (drawable))
{
case GIMP_GRAY:
return gimp_babl_format (GIMP_GRAY,
gimp_babl_precision (GIMP_COMPONENT_TYPE_U8,
linear),
alpha);
case GIMP_RGB:
return gimp_babl_format (GIMP_RGB,
gimp_babl_precision (GIMP_COMPONENT_TYPE_U8,
linear),
alpha);
case GIMP_INDEXED:
if (alpha)
return babl_format ("R'G'B'A u8");
else
return babl_format ("R'G'B' u8");
}
g_return_val_if_reached (NULL);
}
gboolean
gimp_plug_in_cleanup_add_shadow (GimpPlugIn *plug_in,
GimpDrawable *drawable)
{
GimpPlugInProcFrame *proc_frame;
GimpPlugInCleanupItem *cleanup;
g_return_val_if_fail (GIMP_IS_PLUG_IN (plug_in), FALSE);
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), FALSE);
proc_frame = gimp_plug_in_get_proc_frame (plug_in);
cleanup = gimp_plug_in_cleanup_item_get (proc_frame, GIMP_ITEM (drawable));
if (! cleanup)
{
cleanup = gimp_plug_in_cleanup_item_new (GIMP_ITEM (drawable));
proc_frame->item_cleanups = g_list_prepend (proc_frame->item_cleanups,
cleanup);
}
cleanup->shadow_tiles = TRUE;
return TRUE;
}
gboolean
gimp_drawable_bucket_fill (GimpDrawable *drawable,
GimpContext *context,
GimpBucketFillMode fill_mode,
gint paint_mode,
gdouble opacity,
gboolean do_seed_fill,
gboolean fill_transparent,
GimpSelectCriterion fill_criterion,
gdouble threshold,
gboolean sample_merged,
gdouble x,
gdouble y,
GError **error)
{
GimpRGB color;
GimpPattern *pattern = NULL;
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), FALSE);
g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)), FALSE);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
if (fill_mode == GIMP_FG_BUCKET_FILL)
{
gimp_context_get_foreground (context, &color);
}
else if (fill_mode == GIMP_BG_BUCKET_FILL)
{
gimp_context_get_background (context, &color);
}
else if (fill_mode == GIMP_PATTERN_BUCKET_FILL)
{
pattern = gimp_context_get_pattern (context);
if (! pattern)
{
g_set_error_literal (error, GIMP_ERROR, GIMP_FAILED,
_("No patterns available for this operation."));
return FALSE;
}
}
else
{
g_warning ("%s: invalid fill_mode passed", G_STRFUNC);
return FALSE;
}
gimp_drawable_bucket_fill_full (drawable,
fill_mode,
paint_mode, opacity,
do_seed_fill,
fill_transparent, fill_criterion,
threshold, sample_merged,
x, y,
&color, pattern);
return TRUE;
}
void
gimp_drawable_stroke_vectors (GimpDrawable *drawable,
GimpStrokeOptions *options,
GimpVectors *vectors)
{
GimpScanConvert *scan_convert;
GimpStroke *stroke;
gint num_coords = 0;
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
g_return_if_fail (GIMP_IS_STROKE_OPTIONS (options));
g_return_if_fail (GIMP_IS_VECTORS (vectors));
scan_convert = gimp_scan_convert_new ();
/* For each Stroke in the vector, interpolate it, and add it to the
* ScanConvert
*/
for (stroke = gimp_vectors_stroke_get_next (vectors, NULL);
stroke;
stroke = gimp_vectors_stroke_get_next (vectors, stroke))
{
GArray *coords;
gboolean closed;
/* Get the interpolated version of this stroke, and add it to our
* scanconvert.
*/
coords = gimp_stroke_interpolate (stroke, 0.2, &closed);
if (coords && coords->len)
{
GimpVector2 *points = g_new0 (GimpVector2, coords->len);
gint i;
for (i = 0; i < coords->len; i++)
{
points[i].x = g_array_index (coords, GimpCoords, i).x;
points[i].y = g_array_index (coords, GimpCoords, i).y;
num_coords++;
}
gimp_scan_convert_add_polyline (scan_convert, coords->len,
points, closed);
g_free (points);
}
if (coords)
g_array_free (coords, TRUE);
}
if (num_coords > 0)
gimp_drawable_stroke_scan_convert (drawable, options, scan_convert);
gimp_scan_convert_free (scan_convert);
}
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;
}
gboolean
gimp_image_pick_color (GimpImage *image,
GimpDrawable *drawable,
gint x,
gint y,
gboolean sample_merged,
gboolean sample_average,
gdouble average_radius,
const Babl **sample_format,
gpointer pixel,
GimpRGB *color)
{
GimpPickable *pickable;
g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
g_return_val_if_fail (drawable == NULL || GIMP_IS_DRAWABLE (drawable), FALSE);
g_return_val_if_fail (drawable == NULL ||
gimp_item_get_image (GIMP_ITEM (drawable)) == image,
FALSE);
if (! sample_merged)
{
if (! drawable)
drawable = gimp_image_get_active_drawable (image);
if (! drawable)
return FALSE;
}
if (sample_merged)
{
pickable = GIMP_PICKABLE (image);
}
else
{
gint off_x, off_y;
gimp_item_get_offset (GIMP_ITEM (drawable), &off_x, &off_y);
x -= off_x;
y -= off_y;
pickable = GIMP_PICKABLE (drawable);
}
/* Do *not* call gimp_pickable_flush() here because it's too expensive
* to call it unconditionally each time e.g. the cursor view is updated.
* Instead, call gimp_pickable_flush() in the callers if needed.
*/
if (sample_format)
*sample_format = gimp_pickable_get_format (pickable);
return gimp_pickable_pick_color (pickable, x, y,
sample_average, average_radius,
pixel, color);
}
static void
gimp_drawable_undo_constructed (GObject *object)
{
GimpDrawableUndo *drawable_undo = GIMP_DRAWABLE_UNDO (object);
G_OBJECT_CLASS (parent_class)->constructed (object);
g_assert (GIMP_IS_DRAWABLE (GIMP_ITEM_UNDO (object)->item));
g_assert (drawable_undo->buffer != NULL);
}
GimpTempBuf *
gimp_drawable_get_sub_preview (GimpDrawable *drawable,
gint src_x,
gint src_y,
gint src_width,
gint src_height,
gint dest_width,
gint dest_height)
{
GimpItem *item;
GimpImage *image;
GeglBuffer *buffer;
GimpTempBuf *preview;
gdouble scale;
gint scaled_x;
gint scaled_y;
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), NULL);
g_return_val_if_fail (src_x >= 0, NULL);
g_return_val_if_fail (src_y >= 0, NULL);
g_return_val_if_fail (src_width > 0, NULL);
g_return_val_if_fail (src_height > 0, NULL);
g_return_val_if_fail (dest_width > 0, NULL);
g_return_val_if_fail (dest_height > 0, NULL);
item = GIMP_ITEM (drawable);
g_return_val_if_fail ((src_x + src_width) <= gimp_item_get_width (item), NULL);
g_return_val_if_fail ((src_y + src_height) <= gimp_item_get_height (item), NULL);
image = gimp_item_get_image (item);
if (! image->gimp->config->layer_previews)
return NULL;
buffer = gimp_drawable_get_buffer (drawable);
preview = gimp_temp_buf_new (dest_width, dest_height,
gimp_drawable_get_preview_format (drawable));
scale = MIN ((gdouble) dest_width / (gdouble) src_width,
(gdouble) dest_height / (gdouble) src_height);
scaled_x = RINT ((gdouble) src_x * scale);
scaled_y = RINT ((gdouble) src_y * scale);
gegl_buffer_get (buffer,
GEGL_RECTANGLE (scaled_x, scaled_y, dest_width, dest_height),
scale,
gimp_temp_buf_get_format (preview),
gimp_temp_buf_get_data (preview),
GEGL_AUTO_ROWSTRIDE, GEGL_ABYSS_CLAMP);
return preview;
}
void
gimp_paint_core_finish (GimpPaintCore *core,
GimpDrawable *drawable,
gboolean push_undo)
{
GimpImage *image;
g_return_if_fail (GIMP_IS_PAINT_CORE (core));
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
if (core->stroke_buffer)
{
g_array_free (core->stroke_buffer, TRUE);
core->stroke_buffer = NULL;
}
image = gimp_item_get_image (GIMP_ITEM (drawable));
/* Determine if any part of the image has been altered--
* if nothing has, then just return...
*/
if ((core->x2 == core->x1) || (core->y2 == core->y1))
{
gimp_viewable_preview_thaw (GIMP_VIEWABLE (drawable));
return;
}
if (push_undo)
{
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_PAINT,
core->undo_desc);
GIMP_PAINT_CORE_GET_CLASS (core)->push_undo (core, image, NULL);
gimp_drawable_push_undo (drawable, NULL,
core->x1, core->y1,
core->x2 - core->x1, core->y2 - core->y1,
core->undo_tiles,
TRUE);
gimp_image_undo_group_end (image);
}
tile_manager_unref (core->undo_tiles);
core->undo_tiles = NULL;
if (core->saved_proj_tiles)
{
tile_manager_unref (core->saved_proj_tiles);
core->saved_proj_tiles = NULL;
}
gimp_viewable_preview_thaw (GIMP_VIEWABLE (drawable));
}
gboolean
gimp_edit_fill (GimpImage *image,
GimpDrawable *drawable,
GimpContext *context,
GimpFillType fill_type,
gdouble opacity,
GimpLayerModeEffects paint_mode,
GError **error)
{
GimpRGB color;
GimpPattern *pattern;
const gchar *undo_desc = NULL;
g_return_val_if_fail (GIMP_IS_IMAGE (image), FALSE);
g_return_val_if_fail (GIMP_IS_DRAWABLE (drawable), FALSE);
g_return_val_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)), FALSE);
g_return_val_if_fail (GIMP_IS_CONTEXT (context), FALSE);
g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
if (! gimp_get_fill_params (context, fill_type, &color, &pattern, error))
return FALSE;
switch (fill_type)
{
case GIMP_FILL_FOREGROUND:
undo_desc = C_("undo-type", "Fill with Foreground Color");
break;
case GIMP_FILL_BACKGROUND:
undo_desc = C_("undo-type", "Fill with Background Color");
break;
case GIMP_FILL_WHITE:
undo_desc = C_("undo-type", "Fill with White");
break;
case GIMP_FILL_TRANSPARENT:
undo_desc = C_("undo-type", "Fill with Transparency");
break;
case GIMP_FILL_PATTERN:
undo_desc = C_("undo-type", "Fill with Pattern");
break;
}
return gimp_edit_fill_full (image, drawable,
&color, pattern,
opacity, paint_mode,
undo_desc);
}
GimpObject *
gimp_edit_cut (GimpImage *image,
GimpDrawable *drawable,
GimpContext *context,
GError **error)
{
g_return_val_if_fail (GIMP_IS_IMAGE (image), 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 (GIMP_IS_CONTEXT (context), NULL);
g_return_val_if_fail (error == NULL || *error == NULL, NULL);
if (GIMP_IS_LAYER (drawable) &&
gimp_channel_is_empty (gimp_image_get_mask (image)))
{
GimpImage *clip_image;
clip_image = gimp_image_new_from_drawable (image->gimp, drawable);
gimp_container_remove (image->gimp->images, GIMP_OBJECT (clip_image));
gimp_set_clipboard_image (image->gimp, clip_image);
g_object_unref (clip_image);
gimp_image_undo_group_start (image, GIMP_UNDO_GROUP_EDIT_CUT,
C_("undo-type", "Cut Layer"));
gimp_image_remove_layer (image, GIMP_LAYER (drawable),
TRUE, NULL);
gimp_image_undo_group_end (image);
return GIMP_OBJECT (gimp_get_clipboard_image (image->gimp));
}
else
{
GimpBuffer *buffer;
buffer = gimp_edit_extract (image, GIMP_PICKABLE (drawable),
context, TRUE, error);
if (buffer)
{
gimp_set_clipboard_buffer (image->gimp, buffer);
g_object_unref (buffer);
return GIMP_OBJECT (gimp_get_clipboard_buffer (image->gimp));
}
}
return NULL;
}
void
gimp_channel_select_fuzzy (GimpChannel *channel,
GimpDrawable *drawable,
gboolean sample_merged,
gint x,
gint y,
gfloat threshold,
gboolean select_transparent,
GimpSelectCriterion select_criterion,
gboolean diagonal_neighbors,
GimpChannelOps op,
gboolean antialias,
gboolean feather,
gdouble feather_radius_x,
gdouble feather_radius_y)
{
GimpPickable *pickable;
GeglBuffer *add_on;
gint add_on_x = 0;
gint add_on_y = 0;
g_return_if_fail (GIMP_IS_CHANNEL (channel));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (channel)));
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
if (sample_merged)
pickable = GIMP_PICKABLE (gimp_item_get_image (GIMP_ITEM (drawable)));
else
pickable = GIMP_PICKABLE (drawable);
add_on = gimp_pickable_contiguous_region_by_seed (pickable,
antialias,
threshold,
select_transparent,
select_criterion,
diagonal_neighbors,
x, y);
if (! sample_merged)
gimp_item_get_offset (GIMP_ITEM (drawable), &add_on_x, &add_on_y);
gimp_channel_select_buffer (channel, C_("undo-type", "Fuzzy Select"),
add_on, add_on_x, add_on_y,
op,
feather,
feather_radius_x,
feather_radius_y);
g_object_unref (add_on);
}
void
gimp_drawable_foreground_extract_siox (GimpDrawable *mask,
SioxState *state,
SioxRefinementType refinement,
gint smoothness,
const gdouble sensitivity[3],
gboolean multiblob,
GimpProgress *progress)
{
GeglBuffer *buffer;
gint x1, y1;
gint x2, y2;
g_return_if_fail (GIMP_IS_DRAWABLE (mask));
g_return_if_fail (babl_format_get_bytes_per_pixel (gimp_drawable_get_format (mask)) == 1);
g_return_if_fail (state != NULL);
g_return_if_fail (progress == NULL || GIMP_IS_PROGRESS (progress));
if (progress)
gimp_progress_start (progress, _("Foreground Extraction"), FALSE);
if (GIMP_IS_CHANNEL (mask))
{
gimp_channel_bounds (GIMP_CHANNEL (mask), &x1, &y1, &x2, &y2);
}
else
{
x1 = 0;
y1 = 0;
x2 = gimp_item_get_width (GIMP_ITEM (mask));
y2 = gimp_item_get_height (GIMP_ITEM (mask));
}
buffer = gimp_drawable_get_buffer (mask);
siox_foreground_extract (state, refinement,
gimp_gegl_buffer_get_tiles (buffer),
x1, y1, x2, y2,
smoothness, sensitivity, multiblob,
(SioxProgressFunc) gimp_progress_set_value,
progress);
if (progress)
gimp_progress_end (progress);
gimp_drawable_update (mask, x1, y1, x2, y2);
}
void
gimp_drawable_bucket_fill (GimpDrawable *drawable,
GimpFillOptions *options,
gboolean fill_transparent,
GimpSelectCriterion fill_criterion,
gdouble threshold,
gboolean sample_merged,
gboolean diagonal_neighbors,
gdouble seed_x,
gdouble seed_y)
{
GimpImage *image;
GeglBuffer *buffer;
gdouble mask_x;
gdouble mask_y;
gint width, height;
g_return_if_fail (GIMP_IS_DRAWABLE (drawable));
g_return_if_fail (gimp_item_is_attached (GIMP_ITEM (drawable)));
g_return_if_fail (GIMP_IS_FILL_OPTIONS (options));
image = gimp_item_get_image (GIMP_ITEM (drawable));
gimp_set_busy (image->gimp);
buffer = gimp_drawable_get_bucket_fill_buffer (drawable, options,
fill_transparent, fill_criterion,
threshold, sample_merged,
diagonal_neighbors,
seed_x, seed_y, NULL,
&mask_x, &mask_y, &width, &height);
if (buffer)
{
/* Apply it to the image */
gimp_drawable_apply_buffer (drawable, buffer,
GEGL_RECTANGLE (0, 0, width, height),
TRUE, C_("undo-type", "Bucket Fill"),
gimp_context_get_opacity (GIMP_CONTEXT (options)),
gimp_context_get_paint_mode (GIMP_CONTEXT (options)),
GIMP_LAYER_COLOR_SPACE_AUTO,
GIMP_LAYER_COLOR_SPACE_AUTO,
gimp_layer_mode_get_paint_composite_mode (
gimp_context_get_paint_mode (GIMP_CONTEXT (options))),
NULL, (gint) mask_x, mask_y);
g_object_unref (buffer);
gimp_drawable_update (drawable, mask_x, mask_y, width, height);
}
gimp_unset_busy (image->gimp);
}
