gimp/libgimp/gimpvectors_pdb.c

923 lines
26 KiB
C

/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball
*
* gimpvectors_pdb.c
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/* NOTE: This file is autogenerated by pdbgen.pl */
#include "config.h"
#include <string.h>
#include "gimp.h"
/**
* gimp_vectors_new:
* @image_ID: The image.
* @name: the name of the new vector object.
*
* Creates a new empty vectors object.
*
* Creates a new empty vectors object. Needs to be added to an image
* using gimp_image_add_vectors.
*
* Returns: the current vector object, 0 if no vector exists in the image.
*
* Since: GIMP 2.4
*/
gint32
gimp_vectors_new (gint32 image_ID,
const gchar *name)
{
GimpParam *return_vals;
gint nreturn_vals;
gint32 vectors_ID = -1;
return_vals = gimp_run_procedure ("gimp-vectors-new",
&nreturn_vals,
GIMP_PDB_IMAGE, image_ID,
GIMP_PDB_STRING, name,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
vectors_ID = return_vals[1].data.d_vectors;
gimp_destroy_params (return_vals, nreturn_vals);
return vectors_ID;
}
/**
* gimp_vectors_get_image:
* @vectors_ID: The vectors object.
*
* Returns the vectors objects image.
*
* Returns the vectors objects image.
*
* Returns: The vectors image.
*
* Since: GIMP 2.4
*/
gint32
gimp_vectors_get_image (gint32 vectors_ID)
{
GimpParam *return_vals;
gint nreturn_vals;
gint32 image_ID = -1;
return_vals = gimp_run_procedure ("gimp-vectors-get-image",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
image_ID = return_vals[1].data.d_image;
gimp_destroy_params (return_vals, nreturn_vals);
return image_ID;
}
/**
* gimp_vectors_get_name:
* @vectors_ID: The vectors object.
*
* Gets the name of the vectors object.
*
* Gets the name of the vectors object.
*
* Returns: The name of the vectors object.
*
* Since: GIMP 2.4
*/
gchar *
gimp_vectors_get_name (gint32 vectors_ID)
{
GimpParam *return_vals;
gint nreturn_vals;
gchar *name = NULL;
return_vals = gimp_run_procedure ("gimp-vectors-get-name",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
name = g_strdup (return_vals[1].data.d_string);
gimp_destroy_params (return_vals, nreturn_vals);
return name;
}
/**
* gimp_vectors_set_name:
* @vectors_ID: The vectors object.
* @name: the new name of the path.
*
* Sets the name of the vectors object.
*
* Sets the name of the vectors object.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_set_name (gint32 vectors_ID,
const gchar *name)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-set-name",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_STRING, name,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_get_visible:
* @vectors_ID: The vectors object.
*
* Gets the visibility of the vectors object.
*
* Gets the visibility of the vectors object.
*
* Returns: TRUE if the path is visible, FALSE otherwise.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_get_visible (gint32 vectors_ID)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean visible = FALSE;
return_vals = gimp_run_procedure ("gimp-vectors-get-visible",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
visible = return_vals[1].data.d_int32;
gimp_destroy_params (return_vals, nreturn_vals);
return visible;
}
/**
* gimp_vectors_set_visible:
* @vectors_ID: The vectors object.
* @visible: Whether the path is visible.
*
* Sets the visibility of the vectors object.
*
* Sets the visibility of the vectors object.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_set_visible (gint32 vectors_ID,
gboolean visible)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-set-visible",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, visible,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_get_linked:
* @vectors_ID: The vectors object.
*
* Gets the linked state of the vectors object.
*
* Gets the linked state of the vectors object.
*
* Returns: TRUE if the path is linked, FALSE otherwise.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_get_linked (gint32 vectors_ID)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean linked = FALSE;
return_vals = gimp_run_procedure ("gimp-vectors-get-linked",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
linked = return_vals[1].data.d_int32;
gimp_destroy_params (return_vals, nreturn_vals);
return linked;
}
/**
* gimp_vectors_set_linked:
* @vectors_ID: The vectors object.
* @linked: Whether the path is linked.
*
* Sets the linked state of the vectors object.
*
* Sets the linked state of the vectors object.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_set_linked (gint32 vectors_ID,
gboolean linked)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-set-linked",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, linked,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_get_tattoo:
* @vectors_ID: The vectors object.
*
* Get the tattoo of the vectors object.
*
* Get the tattoo state of the vectors object.
*
* Returns: The vectors tattoo.
*
* Since: GIMP 2.4
*/
gint
gimp_vectors_get_tattoo (gint32 vectors_ID)
{
GimpParam *return_vals;
gint nreturn_vals;
gint tattoo = 0;
return_vals = gimp_run_procedure ("gimp-vectors-get-tattoo",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
tattoo = return_vals[1].data.d_int32;
gimp_destroy_params (return_vals, nreturn_vals);
return tattoo;
}
/**
* gimp_vectors_set_tattoo:
* @vectors_ID: The vectors object.
* @tattoo: the new tattoo.
*
* Set the tattoo of the vectors object.
*
* Set the tattoo of the vectors object.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_set_tattoo (gint32 vectors_ID,
gint tattoo)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-set-tattoo",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, tattoo,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_get_strokes:
* @vectors_ID: The vectors object.
* @num_strokes: The number of strokes returned.
*
* List the strokes associated with the passed path.
*
* Returns an Array with the stroke-IDs associated with the passed
* path.
*
* Returns: List of the strokes belonging to the path.
*
* Since: GIMP 2.4
*/
gint *
gimp_vectors_get_strokes (gint32 vectors_ID,
gint *num_strokes)
{
GimpParam *return_vals;
gint nreturn_vals;
gint *stroke_ids = NULL;
return_vals = gimp_run_procedure ("gimp-vectors-get-strokes",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_END);
*num_strokes = 0;
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
{
*num_strokes = return_vals[1].data.d_int32;
stroke_ids = g_new (gint32, *num_strokes);
memcpy (stroke_ids,
return_vals[2].data.d_int32array,
*num_strokes * sizeof (gint32));
}
gimp_destroy_params (return_vals, nreturn_vals);
return stroke_ids;
}
/**
* gimp_vectors_stroke_get_length:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
* @prescision: The prescision used for the approximation.
*
* Measure the length of the given stroke.
*
* Measure the length of the given stroke.
*
* Returns: The length (in pixels) of the given stroke.
*
* Since: GIMP 2.4
*/
gdouble
gimp_vectors_stroke_get_length (gint32 vectors_ID,
gint stroke_id,
gdouble prescision)
{
GimpParam *return_vals;
gint nreturn_vals;
gdouble length = 0.0;
return_vals = gimp_run_procedure ("gimp-vectors-stroke-get-length",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_FLOAT, prescision,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
length = return_vals[1].data.d_float;
gimp_destroy_params (return_vals, nreturn_vals);
return length;
}
/**
* gimp_vectors_stroke_get_point_at_dist:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
* @dist: The given distance.
* @prescision: The prescision used for the approximation.
* @y_point: The y position of the point.
* @slope: The slope (dy / dx) at the specified point.
* @valid: Indicator for the validity of the returned data.
*
* Get point at a specified distance along the stroke.
*
* This will return the x,y position of a point at a given distance
* along the stroke. The distance will be obtained by first digitizing
* the curve internally and then walking along the curve. For a closed
* stroke the start of the path is the first point on the path that was
* created. This might not be obvious. If the stroke is not long
* enough, a \"valid\" flag will be FALSE.
*
* Returns: The x position of the point.
*
* Since: GIMP 2.4
*/
gdouble
gimp_vectors_stroke_get_point_at_dist (gint32 vectors_ID,
gint stroke_id,
gdouble dist,
gdouble prescision,
gdouble *y_point,
gdouble *slope,
gboolean *valid)
{
GimpParam *return_vals;
gint nreturn_vals;
gdouble x_point = 0.0;
return_vals = gimp_run_procedure ("gimp-vectors-stroke-get-point-at-dist",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_FLOAT, dist,
GIMP_PDB_FLOAT, prescision,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
{
x_point = return_vals[1].data.d_float;
*y_point = return_vals[2].data.d_float;
*slope = return_vals[3].data.d_float;
*valid = return_vals[4].data.d_int32;
}
gimp_destroy_params (return_vals, nreturn_vals);
return x_point;
}
/**
* gimp_vectors_stroke_remove:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
*
* remove the stroke from a vectors object.
*
* Remove the stroke from a vectors object.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_stroke_remove (gint32 vectors_ID,
gint stroke_id)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-stroke-remove",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_stroke_close:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
*
* closes the specified stroke.
*
* Closes the specified stroke.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_stroke_close (gint32 vectors_ID,
gint stroke_id)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-stroke-close",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_stroke_translate:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
* @off_x: Offset in x direction.
* @off_y: Offset in y direction.
*
* translate the given stroke.
*
* Translate the given stroke.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_stroke_translate (gint32 vectors_ID,
gint stroke_id,
gint off_x,
gint off_y)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-stroke-translate",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_INT32, off_x,
GIMP_PDB_INT32, off_y,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_stroke_scale:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
* @scale_x: Scale factor in x direction.
* @scale_y: Scale factor in y direction.
*
* scales the given stroke.
*
* Scale the given stroke.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_stroke_scale (gint32 vectors_ID,
gint stroke_id,
gdouble scale_x,
gdouble scale_y)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-stroke-scale",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_FLOAT, scale_x,
GIMP_PDB_FLOAT, scale_y,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_stroke_interpolate:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
* @prescision: The prescision used for the approximation.
* @num_coords: The number of floats returned.
* @coords: List of the coords along the path (x0, y0, x1, y1, ...).
*
* returns polygonal approximation of the stroke.
*
* returns polygonal approximation of the stroke.
*
* Returns: List of the strokes belonging to the path.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_stroke_interpolate (gint32 vectors_ID,
gint stroke_id,
gdouble prescision,
gint *num_coords,
gdouble **coords)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean closed = FALSE;
return_vals = gimp_run_procedure ("gimp-vectors-stroke-interpolate",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_FLOAT, prescision,
GIMP_PDB_END);
*num_coords = 0;
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
{
closed = return_vals[1].data.d_int32;
*num_coords = return_vals[2].data.d_int32;
*coords = g_new (gdouble, *num_coords);
memcpy (*coords,
return_vals[3].data.d_floatarray,
*num_coords * sizeof (gdouble));
}
gimp_destroy_params (return_vals, nreturn_vals);
return closed;
}
/**
* gimp_vectors_bezier_stroke_new_moveto:
* @vectors_ID: The vectors object.
* @x0: The x-coordinate of the moveto.
* @y0: The y-coordinate of the moveto.
*
* Adds a bezier stroke with a single moveto to the vectors object.
*
* Adds a bezier stroke with a single moveto to the vectors object.
*
* Returns: The resulting stroke.
*
* Since: GIMP 2.4
*/
gint
gimp_vectors_bezier_stroke_new_moveto (gint32 vectors_ID,
gdouble x0,
gdouble y0)
{
GimpParam *return_vals;
gint nreturn_vals;
gint stroke_id = 0;
return_vals = gimp_run_procedure ("gimp-vectors-bezier-stroke-new-moveto",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_FLOAT, x0,
GIMP_PDB_FLOAT, y0,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
stroke_id = return_vals[1].data.d_int32;
gimp_destroy_params (return_vals, nreturn_vals);
return stroke_id;
}
/**
* gimp_vectors_bezier_stroke_lineto:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
* @x0: The x-coordinate of the lineto.
* @y0: The y-coordinate of the lineto.
*
* Extends a bezier stroke with a lineto.
*
* Extends a bezier stroke with a lineto.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_bezier_stroke_lineto (gint32 vectors_ID,
gint stroke_id,
gdouble x0,
gdouble y0)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-bezier-stroke-lineto",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_FLOAT, x0,
GIMP_PDB_FLOAT, y0,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_bezier_stroke_conicto:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
* @x0: The x-coordinate of the control point.
* @y0: The y-coordinate of the control point.
* @x1: The x-coordinate of the end point.
* @y1: The y-coordinate of the end point.
*
* Extends a bezier stroke with a conic bezier spline.
*
* Extends a bezier stroke with a conic bezier spline. Actually a cubic
* bezier spline gets added that realizes the shape of a conic bezier
* spline.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_bezier_stroke_conicto (gint32 vectors_ID,
gint stroke_id,
gdouble x0,
gdouble y0,
gdouble x1,
gdouble y1)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-bezier-stroke-conicto",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_FLOAT, x0,
GIMP_PDB_FLOAT, y0,
GIMP_PDB_FLOAT, x1,
GIMP_PDB_FLOAT, y1,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_bezier_stroke_cubicto:
* @vectors_ID: The vectors object.
* @stroke_id: The stroke ID.
* @x0: The x-coordinate of the first control point.
* @y0: The y-coordinate of the first control point.
* @x1: The x-coordinate of the second control point.
* @y1: The y-coordinate of the second control point.
* @x2: The x-coordinate of the end point.
* @y2: The y-coordinate of the end point.
*
* Extends a bezier stroke with a cubic bezier spline.
*
* Extends a bezier stroke with a cubic bezier spline.
*
* Returns: TRUE on success.
*
* Since: GIMP 2.4
*/
gboolean
gimp_vectors_bezier_stroke_cubicto (gint32 vectors_ID,
gint stroke_id,
gdouble x0,
gdouble y0,
gdouble x1,
gdouble y1,
gdouble x2,
gdouble y2)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-vectors-bezier-stroke-cubicto",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_INT32, stroke_id,
GIMP_PDB_FLOAT, x0,
GIMP_PDB_FLOAT, y0,
GIMP_PDB_FLOAT, x1,
GIMP_PDB_FLOAT, y1,
GIMP_PDB_FLOAT, x2,
GIMP_PDB_FLOAT, y2,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_vectors_bezier_stroke_new_ellipse:
* @vectors_ID: The vectors object.
* @x0: The x-coordinate of the center.
* @y0: The y-coordinate of the center.
* @radius_x: The radius in x direction.
* @radius_y: The radius in y direction.
* @angle: The angle the x-axis of the ellipse (radians, counterclockwise).
*
* Adds a bezier stroke describing an ellipse the vectors object.
*
* Adds a bezier stroke describing an ellipse the vectors object.
*
* Returns: The resulting stroke.
*
* Since: GIMP 2.4
*/
gint
gimp_vectors_bezier_stroke_new_ellipse (gint32 vectors_ID,
gdouble x0,
gdouble y0,
gdouble radius_x,
gdouble radius_y,
gdouble angle)
{
GimpParam *return_vals;
gint nreturn_vals;
gint stroke_id = 0;
return_vals = gimp_run_procedure ("gimp-vectors-bezier-stroke-new-ellipse",
&nreturn_vals,
GIMP_PDB_VECTORS, vectors_ID,
GIMP_PDB_FLOAT, x0,
GIMP_PDB_FLOAT, y0,
GIMP_PDB_FLOAT, radius_x,
GIMP_PDB_FLOAT, radius_y,
GIMP_PDB_FLOAT, angle,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
stroke_id = return_vals[1].data.d_int32;
gimp_destroy_params (return_vals, nreturn_vals);
return stroke_id;
}