mirror of https://github.com/GNOME/gimp.git
501 lines
16 KiB
C
501 lines
16 KiB
C
/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball
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*
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* gimpchannel_pdb.c
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*
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* This library is free software: you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <https://www.gnu.org/licenses/>.
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*/
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/* NOTE: This file is auto-generated by pdbgen.pl */
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#include "config.h"
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#include "gimp.h"
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/**
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* SECTION: gimpchannel
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* @title: gimpchannel
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* @short_description: Functions for manipulating channels.
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*
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* Functions for manipulating channels.
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**/
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/**
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* _gimp_channel_new:
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* @image_ID: The image to which to add the channel.
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* @width: The channel width.
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* @height: The channel height.
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* @name: The channel name.
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* @opacity: The channel opacity.
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* @color: The channel compositing color.
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*
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* Create a new channel.
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*
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* This procedure creates a new channel with the specified width,
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* height, name, opacity and color.
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* The new channel still needs to be added to the image, as this is not
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* automatic. Add the new channel with gimp_image_insert_channel().
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* Other attributes, such as channel visibility, should be set with
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* explicit procedure calls.
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* The channel's contents are undefined initially.
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*
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* Returns: The newly created channel.
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**/
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gint32
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_gimp_channel_new (gint32 image_ID,
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gint width,
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gint height,
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const gchar *name,
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gdouble opacity,
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const GimpRGB *color)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gint32 channel_ID = -1;
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args = gimp_value_array_new_from_types (GIMP_TYPE_IMAGE_ID,
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GIMP_TYPE_INT32,
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GIMP_TYPE_INT32,
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G_TYPE_STRING,
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G_TYPE_DOUBLE,
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GIMP_TYPE_RGB,
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G_TYPE_NONE);
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gimp_value_set_image_id (gimp_value_array_index (args, 0), image_ID);
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g_value_set_int (gimp_value_array_index (args, 1), width);
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g_value_set_int (gimp_value_array_index (args, 2), height);
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g_value_set_string (gimp_value_array_index (args, 3), name);
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g_value_set_double (gimp_value_array_index (args, 4), opacity);
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gimp_value_set_rgb (gimp_value_array_index (args, 5), color);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-new",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-new",
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args);
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gimp_value_array_unref (args);
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if (g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS)
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channel_ID = gimp_value_get_channel_id (gimp_value_array_index (return_vals, 1));
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gimp_value_array_unref (return_vals);
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return channel_ID;
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}
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/**
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* gimp_channel_new_from_component:
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* @image_ID: The image to which to add the channel.
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* @component: The image component.
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* @name: The channel name.
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*
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* Create a new channel from a color component
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*
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* This procedure creates a new channel from a color component.
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* The new channel still needs to be added to the image, as this is not
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* automatic. Add the new channel with gimp_image_insert_channel().
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* Other attributes, such as channel visibility, should be set with
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* explicit procedure calls.
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*
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* Returns: The newly created channel.
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*
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* Since: 2.4
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**/
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gint32
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gimp_channel_new_from_component (gint32 image_ID,
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GimpChannelType component,
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const gchar *name)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gint32 channel_ID = -1;
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args = gimp_value_array_new_from_types (GIMP_TYPE_IMAGE_ID,
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GIMP_TYPE_CHANNEL_TYPE,
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G_TYPE_STRING,
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G_TYPE_NONE);
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gimp_value_set_image_id (gimp_value_array_index (args, 0), image_ID);
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g_value_set_enum (gimp_value_array_index (args, 1), component);
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g_value_set_string (gimp_value_array_index (args, 2), name);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-new-from-component",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-new-from-component",
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args);
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gimp_value_array_unref (args);
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if (g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS)
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channel_ID = gimp_value_get_channel_id (gimp_value_array_index (return_vals, 1));
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gimp_value_array_unref (return_vals);
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return channel_ID;
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}
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/**
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* gimp_channel_copy:
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* @channel_ID: The channel to copy.
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*
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* Copy a channel.
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*
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* This procedure copies the specified channel and returns the copy.
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* The new channel still needs to be added to the image, as this is not
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* automatic. Add the new channel with gimp_image_insert_channel().
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*
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* Returns: The newly copied channel.
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**/
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gint32
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gimp_channel_copy (gint32 channel_ID)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gint32 channel_copy_ID = -1;
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args = gimp_value_array_new_from_types (GIMP_TYPE_CHANNEL_ID,
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G_TYPE_NONE);
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gimp_value_set_channel_id (gimp_value_array_index (args, 0), channel_ID);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-copy",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-copy",
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args);
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gimp_value_array_unref (args);
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if (g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS)
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channel_copy_ID = gimp_value_get_channel_id (gimp_value_array_index (return_vals, 1));
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gimp_value_array_unref (return_vals);
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return channel_copy_ID;
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}
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/**
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* gimp_channel_combine_masks:
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* @channel1_ID: The channel1.
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* @channel2_ID: The channel2.
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* @operation: The selection operation.
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* @offx: x offset between upper left corner of channels: (second - first).
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* @offy: y offset between upper left corner of channels: (second - first).
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*
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* Combine two channel masks.
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*
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* This procedure combines two channel masks. The result is stored in
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* the first channel.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_channel_combine_masks (gint32 channel1_ID,
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gint32 channel2_ID,
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GimpChannelOps operation,
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gint offx,
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gint offy)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gboolean success = TRUE;
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args = gimp_value_array_new_from_types (GIMP_TYPE_CHANNEL_ID,
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GIMP_TYPE_CHANNEL_ID,
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GIMP_TYPE_CHANNEL_OPS,
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GIMP_TYPE_INT32,
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GIMP_TYPE_INT32,
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G_TYPE_NONE);
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gimp_value_set_channel_id (gimp_value_array_index (args, 0), channel1_ID);
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gimp_value_set_channel_id (gimp_value_array_index (args, 1), channel2_ID);
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g_value_set_enum (gimp_value_array_index (args, 2), operation);
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g_value_set_int (gimp_value_array_index (args, 3), offx);
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g_value_set_int (gimp_value_array_index (args, 4), offy);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-combine-masks",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-combine-masks",
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args);
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gimp_value_array_unref (args);
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success = g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS;
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gimp_value_array_unref (return_vals);
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return success;
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}
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/**
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* gimp_channel_get_show_masked:
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* @channel_ID: The channel.
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*
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* Get the composite method of the specified channel.
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*
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* This procedure returns the specified channel's composite method. If
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* it is TRUE, then the channel is composited with the image so that
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* masked regions are shown. Otherwise, selected regions are shown.
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*
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* Returns: The channel composite method.
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**/
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gboolean
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gimp_channel_get_show_masked (gint32 channel_ID)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gboolean show_masked = FALSE;
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args = gimp_value_array_new_from_types (GIMP_TYPE_CHANNEL_ID,
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G_TYPE_NONE);
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gimp_value_set_channel_id (gimp_value_array_index (args, 0), channel_ID);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-get-show-masked",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-get-show-masked",
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args);
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gimp_value_array_unref (args);
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if (g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS)
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show_masked = g_value_get_boolean (gimp_value_array_index (return_vals, 1));
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gimp_value_array_unref (return_vals);
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return show_masked;
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}
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/**
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* gimp_channel_set_show_masked:
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* @channel_ID: The channel.
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* @show_masked: The new channel composite method.
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*
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* Set the composite method of the specified channel.
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*
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* This procedure sets the specified channel's composite method. If it
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* is TRUE, then the channel is composited with the image so that
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* masked regions are shown. Otherwise, selected regions are shown.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_channel_set_show_masked (gint32 channel_ID,
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gboolean show_masked)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gboolean success = TRUE;
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args = gimp_value_array_new_from_types (GIMP_TYPE_CHANNEL_ID,
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G_TYPE_BOOLEAN,
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G_TYPE_NONE);
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gimp_value_set_channel_id (gimp_value_array_index (args, 0), channel_ID);
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g_value_set_boolean (gimp_value_array_index (args, 1), show_masked);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-set-show-masked",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-set-show-masked",
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args);
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gimp_value_array_unref (args);
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success = g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS;
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gimp_value_array_unref (return_vals);
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return success;
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}
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/**
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* gimp_channel_get_opacity:
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* @channel_ID: The channel.
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*
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* Get the opacity of the specified channel.
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*
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* This procedure returns the specified channel's opacity.
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*
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* Returns: The channel opacity.
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**/
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gdouble
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gimp_channel_get_opacity (gint32 channel_ID)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gdouble opacity = 0.0;
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args = gimp_value_array_new_from_types (GIMP_TYPE_CHANNEL_ID,
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G_TYPE_NONE);
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gimp_value_set_channel_id (gimp_value_array_index (args, 0), channel_ID);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-get-opacity",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-get-opacity",
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args);
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gimp_value_array_unref (args);
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if (g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS)
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opacity = g_value_get_double (gimp_value_array_index (return_vals, 1));
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gimp_value_array_unref (return_vals);
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return opacity;
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}
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/**
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* gimp_channel_set_opacity:
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* @channel_ID: The channel.
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* @opacity: The new channel opacity.
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*
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* Set the opacity of the specified channel.
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*
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* This procedure sets the specified channel's opacity.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_channel_set_opacity (gint32 channel_ID,
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gdouble opacity)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gboolean success = TRUE;
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args = gimp_value_array_new_from_types (GIMP_TYPE_CHANNEL_ID,
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G_TYPE_DOUBLE,
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G_TYPE_NONE);
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gimp_value_set_channel_id (gimp_value_array_index (args, 0), channel_ID);
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g_value_set_double (gimp_value_array_index (args, 1), opacity);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-set-opacity",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-set-opacity",
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args);
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gimp_value_array_unref (args);
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success = g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS;
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gimp_value_array_unref (return_vals);
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return success;
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}
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/**
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* gimp_channel_get_color:
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* @channel_ID: The channel.
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* @color: (out caller-allocates): The channel compositing color.
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*
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* Get the compositing color of the specified channel.
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*
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* This procedure returns the specified channel's compositing color.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_channel_get_color (gint32 channel_ID,
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GimpRGB *color)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gboolean success = TRUE;
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args = gimp_value_array_new_from_types (GIMP_TYPE_CHANNEL_ID,
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G_TYPE_NONE);
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gimp_value_set_channel_id (gimp_value_array_index (args, 0), channel_ID);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-get-color",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-get-color",
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args);
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gimp_value_array_unref (args);
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success = g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS;
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if (success)
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gimp_value_get_rgb (gimp_value_array_index (return_vals, 1), &*color);
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gimp_value_array_unref (return_vals);
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return success;
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}
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/**
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* gimp_channel_set_color:
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* @channel_ID: The channel.
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* @color: The new channel compositing color.
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*
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* Set the compositing color of the specified channel.
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*
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* This procedure sets the specified channel's compositing color.
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*
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* Returns: TRUE on success.
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**/
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gboolean
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gimp_channel_set_color (gint32 channel_ID,
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const GimpRGB *color)
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{
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GimpPDB *pdb = gimp_get_pdb ();
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GimpValueArray *args;
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GimpValueArray *return_vals;
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gboolean success = TRUE;
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args = gimp_value_array_new_from_types (GIMP_TYPE_CHANNEL_ID,
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GIMP_TYPE_RGB,
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G_TYPE_NONE);
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gimp_value_set_channel_id (gimp_value_array_index (args, 0), channel_ID);
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gimp_value_set_rgb (gimp_value_array_index (args, 1), color);
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if (pdb)
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return_vals = gimp_pdb_run_procedure_array (pdb,
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"gimp-channel-set-color",
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args);
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else
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return_vals = gimp_run_procedure_array ("gimp-channel-set-color",
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args);
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gimp_value_array_unref (args);
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success = g_value_get_enum (gimp_value_array_index (return_vals, 0)) == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_value_array_unref (return_vals);
|
|
|
|
return success;
|
|
}
|