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/* LIBGIMP - The GIMP Library
* Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball
*
* gimpgradients_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 3 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, see
* <https://www.gnu.org/licenses/>.
*/
/* NOTE: This file is auto-generated by pdbgen.pl */
#include "config.h"
#include <string.h>
#include "gimp.h"
/**
* SECTION: gimpgradients
* @title: gimpgradients
* @short_description: Operations related to gradients.
*
* Operations related to gradients.
**/
/**
* gimp_gradients_refresh:
*
* Refresh current gradients. This function always succeeds.
*
* This procedure retrieves all gradients currently in the user's
* gradient path and updates the gradient dialogs accordingly.
*
* Returns: TRUE on success.
**/
gboolean
gimp_gradients_refresh (void)
{
GimpParam *return_vals;
gint nreturn_vals;
gboolean success = TRUE;
return_vals = gimp_run_procedure ("gimp-gradients-refresh",
&nreturn_vals,
GIMP_PDB_END);
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
gimp_destroy_params (return_vals, nreturn_vals);
return success;
}
/**
* gimp_gradients_get_list:
* @filter: An optional regular expression used to filter the list.
* @num_gradients: The number of loaded gradients.
*
* Retrieve the list of loaded gradients.
*
* This procedure returns a list of the gradients that are currently
* loaded. You can later use the gimp_context_set_gradient() function
* to set the active gradient.
*
* Returns: The list of gradient names. The returned value must be
* freed with g_strfreev().
**/
gchar **
gimp_gradients_get_list (const gchar *filter,
gint *num_gradients)
{
GimpParam *return_vals;
gint nreturn_vals;
gchar **gradient_list = NULL;
gint i;
return_vals = gimp_run_procedure ("gimp-gradients-get-list",
&nreturn_vals,
GIMP_PDB_STRING, filter,
GIMP_PDB_END);
*num_gradients = 0;
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
{
*num_gradients = return_vals[1].data.d_int32;
if (*num_gradients > 0)
{
gradient_list = g_new0 (gchar *, *num_gradients + 1);
for (i = 0; i < *num_gradients; i++)
gradient_list[i] = g_strdup (return_vals[2].data.d_stringarray[i]);
}
}
gimp_destroy_params (return_vals, nreturn_vals);
return gradient_list;
}
/**
* gimp_gradients_sample_uniform:
* @num_samples: The number of samples to take.
* @reverse: Use the reverse gradient.
*
* Deprecated: Use gimp_gradient_get_uniform_samples() instead.
*
* Returns: Color samples: { R1, G1, B1, A1, ..., Rn, Gn, Bn, An }.
**/
gdouble *
gimp_gradients_sample_uniform (gint num_samples,
gboolean reverse)
{
GimpParam *return_vals;
gint nreturn_vals;
gdouble *color_samples = NULL;
gint num_color_samples;
return_vals = gimp_run_procedure ("gimp-gradients-sample-uniform",
&nreturn_vals,
GIMP_PDB_INT32, num_samples,
GIMP_PDB_INT32, reverse,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
{
num_color_samples = return_vals[1].data.d_int32;
color_samples = g_new (gdouble, num_color_samples);
memcpy (color_samples,
return_vals[2].data.d_floatarray,
num_color_samples * sizeof (gdouble));
}
gimp_destroy_params (return_vals, nreturn_vals);
return color_samples;
}
/**
* gimp_gradients_sample_custom:
* @num_samples: The number of samples to take.
* @positions: The list of positions to sample along the gradient.
* @reverse: Use the reverse gradient.
*
* Deprecated: Use gimp_gradient_get_custom_samples() instead.
*
* Returns: Color samples: { R1, G1, B1, A1, ..., Rn, Gn, Bn, An }.
**/
gdouble *
gimp_gradients_sample_custom (gint num_samples,
const gdouble *positions,
gboolean reverse)
{
GimpParam *return_vals;
gint nreturn_vals;
gdouble *color_samples = NULL;
gint num_color_samples;
return_vals = gimp_run_procedure ("gimp-gradients-sample-custom",
&nreturn_vals,
GIMP_PDB_INT32, num_samples,
GIMP_PDB_FLOATARRAY, positions,
GIMP_PDB_INT32, reverse,
GIMP_PDB_END);
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
{
num_color_samples = return_vals[1].data.d_int32;
color_samples = g_new (gdouble, num_color_samples);
memcpy (color_samples,
return_vals[2].data.d_floatarray,
num_color_samples * sizeof (gdouble));
}
gimp_destroy_params (return_vals, nreturn_vals);
return color_samples;
}
/**
* gimp_gradients_get_gradient_data:
* @name: The gradient name (\"\" means current active gradient).
* @sample_size: Size of the sample to return when the gradient is changed.
* @reverse: Use the reverse gradient.
* @width: The gradient sample width (r,g,b,a).
* @grad_data: The gradient sample data.
*
* Deprecated: Use gimp_gradient_get_uniform_samples() instead.
*
* Returns: The gradient name.
**/
gchar *
gimp_gradients_get_gradient_data (const gchar *name,
gint sample_size,
gboolean reverse,
gint *width,
gdouble **grad_data)
{
GimpParam *return_vals;
gint nreturn_vals;
gchar *actual_name = NULL;
return_vals = gimp_run_procedure ("gimp-gradients-get-gradient-data",
&nreturn_vals,
GIMP_PDB_STRING, name,
GIMP_PDB_INT32, sample_size,
GIMP_PDB_INT32, reverse,
GIMP_PDB_END);
*width = 0;
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
{
actual_name = g_strdup (return_vals[1].data.d_string);
*width = return_vals[2].data.d_int32;
*grad_data = g_new (gdouble, *width);
memcpy (*grad_data,
return_vals[3].data.d_floatarray,
*width * sizeof (gdouble));
}
gimp_destroy_params (return_vals, nreturn_vals);
return actual_name;
}
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