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- /* The GIMP -- an image manipulation program
- * Copyright (C) 1995-2000 Spencer Kimball and Peter Mattis
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; 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 "procedural_db.h"
-
- #include <string.h>
-
- #include "gimpcontext.h"
- #include "gradient_header.h"
- #include "gradient_select.h"
-
- static ProcRecord gradients_popup_proc;
- static ProcRecord gradients_close_popup_proc;
- static ProcRecord gradients_set_popup_proc;
- static ProcRecord gradients_get_gradient_data_proc;
-
- void
- register_gradient_select_procs (void)
- {
- procedural_db_register (&gradients_popup_proc);
- procedural_db_register (&gradients_close_popup_proc);
- procedural_db_register (&gradients_set_popup_proc);
- procedural_db_register (&gradients_get_gradient_data_proc);
- }
-
- static GradientSelect *
- gradients_get_gradientselect (gchar *name)
- {
- GSList *list;
- GradientSelect *gsp;
-
- for (list = gradient_active_dialogs; list; list = g_slist_next (list))
- {
- gsp = (GradientSelect *) list->data;
-
- if (gsp->callback_name && !strcmp (name, gsp->callback_name))
- return gsp;
- }
-
- return NULL;
- }
-
- static Argument *
- gradients_popup_invoker (Argument *args)
- {
- gboolean success = TRUE;
- gchar *name;
- gchar *title;
- gchar *initial_gradient;
- gint32 sample_size;
- ProcRecord *prec;
- GradientSelect *newdialog;
-
- name = (gchar *) args[0].value.pdb_pointer;
- if (name == NULL)
- success = FALSE;
-
- title = (gchar *) args[1].value.pdb_pointer;
- if (title == NULL)
- success = FALSE;
-
- initial_gradient = (gchar *) args[2].value.pdb_pointer;
-
- sample_size = args[3].value.pdb_int;
- if (sample_size <= 0 || sample_size > 10000)
- sample_size = GRADIENT_SAMPLE_SIZE;
-
- if (success)
- {
- if ((prec = procedural_db_lookup (name)))
- {
- if (initial_gradient && strlen (initial_gradient))
- newdialog = gradient_select_new (title, initial_gradient);
- else
- newdialog = gradient_select_new (title, NULL);
-
- newdialog->callback_name = g_strdup (name);
- newdialog->sample_size = sample_size;
- }
- else
- success = FALSE;
- }
-
- return procedural_db_return_args (&gradients_popup_proc, success);
- }
-
- static ProcArg gradients_popup_inargs[] =
- {
- {
- PDB_STRING,
- "gradients_callback",
- "The callback PDB proc to call when gradient selection is made"
- },
- {
- PDB_STRING,
- "popup_title",
- "Title to give the gradient popup window"
- },
- {
- PDB_STRING,
- "initial_gradient",
- "The name of the pattern to set as the first selected"
- },
- {
- PDB_INT32,
- "sample_size",
- "Size of the sample to return when the gradient is changed (0 < sample_size <= 10000)"
- }
- };
-
- static ProcRecord gradients_popup_proc =
- {
- "gimp_gradients_popup",
- "Invokes the Gimp gradients selection.",
- "This procedure popups the gradients selection dialog.",
- "Andy Thomas",
- "Andy Thomas",
- "1998",
- PDB_INTERNAL,
- 4,
- gradients_popup_inargs,
- 0,
- NULL,
- { { gradients_popup_invoker } }
- };
-
- static Argument *
- gradients_close_popup_invoker (Argument *args)
- {
- gboolean success = TRUE;
- gchar *name;
- ProcRecord *prec;
- GradientSelect *gsp;
-
- name = (gchar *) args[0].value.pdb_pointer;
- if (name == NULL)
- success = FALSE;
-
- if (success)
- {
- if ((prec = procedural_db_lookup (name)) &&
- (gsp = gradients_get_gradientselect (name)))
- {
- if (GTK_WIDGET_VISIBLE (gsp->shell))
- gtk_widget_hide (gsp->shell);
-
- /* Free memory if poping down dialog which is not the main one */
- if (gsp != gradient_select_dialog)
- {
- /* Send data back */
- gtk_widget_destroy (gsp->shell);
- gradient_select_free (gsp);
- }
- }
- else
- success = FALSE;
- }
-
- return procedural_db_return_args (&gradients_close_popup_proc, success);
- }
-
- static ProcArg gradients_close_popup_inargs[] =
- {
- {
- PDB_STRING,
- "gradients_callback",
- "The name of the callback registered for this popup"
- }
- };
-
- static ProcRecord gradients_close_popup_proc =
- {
- "gimp_gradients_close_popup",
- "Popdown the Gimp gradient selection.",
- "This procedure closes an opened gradient selection dialog.",
- "Andy Thomas",
- "Andy Thomas",
- "1998",
- PDB_INTERNAL,
- 1,
- gradients_close_popup_inargs,
- 0,
- NULL,
- { { gradients_close_popup_invoker } }
- };
-
- static Argument *
- gradients_set_popup_invoker (Argument *args)
- {
- gboolean success = TRUE;
- gchar *pdbname;
- gchar *gradient_name;
- ProcRecord *prec;
- GradientSelect *gsp;
-
- pdbname = (gchar *) args[0].value.pdb_pointer;
- if (pdbname == NULL)
- success = FALSE;
-
- gradient_name = (gchar *) args[1].value.pdb_pointer;
- if (gradient_name == NULL)
- success = FALSE;
-
- if (success)
- {
- if ((prec = procedural_db_lookup (pdbname)) &&
- (gsp = gradients_get_gradientselect (pdbname)))
- {
- GSList *list;
- gradient_t *active = NULL;
-
- for (list = gradients_list; list; list = g_slist_next (list))
- {
- active = (gradient_t *) list->data;
-
- if (!strcmp (gradient_name, active->name))
- break; /* We found the one we want */
- }
-
- if (active)
- {
- gimp_context_set_gradient (gsp->context, active);
- }
- else
- success = FALSE;
- }
- else
- success = FALSE;
- }
-
- return procedural_db_return_args (&gradients_set_popup_proc, success);
- }
-
- static ProcArg gradients_set_popup_inargs[] =
- {
- {
- PDB_STRING,
- "gradients_callback",
- "The name of the callback registered for this popup"
- },
- {
- PDB_STRING,
- "gradient_name",
- "The name of the gradient to set as selected"
- }
- };
-
- static ProcRecord gradients_set_popup_proc =
- {
- "gimp_gradients_set_popup",
- "Sets the current gradient selection in a popup.",
- "Sets the current gradient selection in a popup.",
- "Andy Thomas",
- "Andy Thomas",
- "1998",
- PDB_INTERNAL,
- 2,
- gradients_set_popup_inargs,
- 0,
- NULL,
- { { gradients_set_popup_invoker } }
- };
-
- static Argument *
- gradients_get_gradient_data_invoker (Argument *args)
- {
- gboolean success = TRUE;
- Argument *return_args;
- gchar *name;
- gint32 sample_size;
- gdouble *values = NULL;
- gradient_t *gradient = NULL;
-
- name = (gchar *) args[0].value.pdb_pointer;
- if (name == NULL)
- success = FALSE;
-
- sample_size = args[1].value.pdb_int;
- if (sample_size <= 0 || sample_size > 10000)
- sample_size = GRADIENT_SAMPLE_SIZE;
-
- if (success)
- {
- if (strlen (name))
- {
- GSList *list;
-
- success = FALSE;
-
- for (list = gradients_list; list; list = g_slist_next (list))
- {
- gradient = (gradient_t *) list->data;
-
- if (!strcmp (gradient->name, name))
- {
- success = TRUE;
- break; /* We found it! */
- }
- }
- }
- else
- success = (gradient = gimp_context_get_gradient (NULL)) != NULL;
-
- if (success)
- {
- gdouble *pv;
- gdouble pos, delta;
- gdouble r, g, b, a;
- int i = sample_size;
-
- pos = 0.0;
- delta = 1.0 / (i - 1);
-
- pv = values = g_new (gdouble, i * 4);
-
- while (i--)
- {
- gradient_get_color_at (gradient, pos, &r, &g, &b, &a);
-
- *pv++ = r;
- *pv++ = g;
- *pv++ = b;
- *pv++ = a;
-
- pos += delta;
- }
- }
- }
-
- return_args = procedural_db_return_args (&gradients_get_gradient_data_proc, success);
-
- if (success)
- {
- return_args[1].value.pdb_pointer = g_strdup (gradient->name);
- return_args[2].value.pdb_int = sample_size * 4;
- return_args[3].value.pdb_pointer = values;
- }
-
- return return_args;
- }
-
- static ProcArg gradients_get_gradient_data_inargs[] =
- {
- {
- PDB_STRING,
- "name",
- "The gradient name (\"\" means current active gradient)"
- },
- {
- PDB_INT32,
- "sample_size",
- "Size of the sample to return when the gradient is changed (0 < sample_size <= 10000)"
- }
- };
-
- static ProcArg gradients_get_gradient_data_outargs[] =
- {
- {
- PDB_STRING,
- "name",
- "The gradient name"
- },
- {
- PDB_INT32,
- "width",
- "The gradient sample width (r,g,b,a)"
- },
- {
- PDB_FLOATARRAY,
- "grad_data",
- "The gradient sample data"
- }
- };
-
- static ProcRecord gradients_get_gradient_data_proc =
- {
- "gimp_gradients_get_gradient_data",
- "Retrieve information about the specified gradient (including data).",
- "This procedure retrieves information about the gradient. This includes the gradient name, and the sample data for the gradient.",
- "Andy Thomas",
- "Andy Thomas",
- "1998",
- PDB_INTERNAL,
- 2,
- gradients_get_gradient_data_inargs,
- 3,
- gradients_get_gradient_data_outargs,
- { { gradients_get_gradient_data_invoker } }
- };
-