mirror of https://github.com/GNOME/gimp.git
267 lines
6.1 KiB
C
267 lines
6.1 KiB
C
/* LIBGIMP - The GIMP Library
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* Copyright (C) 1995-1997 Peter Mattis and Spencer Kimball
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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 Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "gimp.h"
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gint32
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gimp_channel_new (gint32 image_ID,
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char *name,
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guint width,
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guint height,
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gdouble opacity,
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guchar *color)
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{
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GParam *return_vals;
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int nreturn_vals;
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gint32 channel_ID;
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return_vals = gimp_run_procedure ("gimp_channel_new",
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&nreturn_vals,
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PARAM_IMAGE, image_ID,
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PARAM_INT32, width,
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PARAM_INT32, height,
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PARAM_STRING, name,
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PARAM_FLOAT, opacity,
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PARAM_COLOR, color,
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PARAM_END);
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channel_ID = -1;
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if (return_vals[0].data.d_status == STATUS_SUCCESS)
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channel_ID = return_vals[1].data.d_channel;
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gimp_destroy_params (return_vals, nreturn_vals);
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return channel_ID;
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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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GParam *return_vals;
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int nreturn_vals;
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return_vals = gimp_run_procedure ("gimp_channel_copy",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_END);
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channel_ID = -1;
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if (return_vals[0].data.d_status == STATUS_SUCCESS)
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channel_ID = return_vals[1].data.d_channel;
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gimp_destroy_params (return_vals, nreturn_vals);
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return channel_ID;
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}
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void
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gimp_channel_delete (gint32 channel_ID)
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{
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GParam *return_vals;
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int nreturn_vals;
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return_vals = gimp_run_procedure ("gimp_channel_delete",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_END);
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gimp_destroy_params (return_vals, nreturn_vals);
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}
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guint
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gimp_channel_width (gint32 channel_ID)
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{
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return gimp_drawable_width (channel_ID);
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}
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guint
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gimp_channel_height (gint32 channel_ID)
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{
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return gimp_drawable_height (channel_ID);
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}
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gint32
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gimp_channel_get_image_id (gint32 channel_ID)
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{
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return gimp_drawable_image_id (channel_ID);
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}
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gint32
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gimp_channel_get_layer_id (gint32 channel_ID)
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{
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return -1;
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}
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void
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gimp_channel_get_color (gint32 channel_ID,
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guchar *red,
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guchar *green,
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guchar *blue)
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{
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GParam *return_vals;
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int nreturn_vals;
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return_vals = gimp_run_procedure ("gimp_channel_get_color",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_END);
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if (return_vals[0].data.d_status == STATUS_SUCCESS)
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{
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*red = return_vals[1].data.d_color.red;
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*green = return_vals[1].data.d_color.green;
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*blue = return_vals[1].data.d_color.blue;
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}
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gimp_destroy_params (return_vals, nreturn_vals);
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}
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char*
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gimp_channel_get_name (gint32 channel_ID)
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{
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GParam *return_vals;
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int nreturn_vals;
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char *name;
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return_vals = gimp_run_procedure ("gimp_channel_get_name",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_END);
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name = NULL;
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if (return_vals[0].data.d_status == STATUS_SUCCESS)
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name = g_strdup (return_vals[1].data.d_string);
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gimp_destroy_params (return_vals, nreturn_vals);
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return name;
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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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GParam *return_vals;
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int nreturn_vals;
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gdouble opacity;
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return_vals = gimp_run_procedure ("gimp_channel_get_opacity",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_END);
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opacity = 0.0;
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if (return_vals[0].data.d_status == STATUS_SUCCESS)
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opacity = return_vals[1].data.d_float;
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gimp_destroy_params (return_vals, nreturn_vals);
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return opacity;
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}
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gint
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gimp_channel_get_visible (gint32 channel_ID)
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{
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GParam *return_vals;
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int nreturn_vals;
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int visible;
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return_vals = gimp_run_procedure ("gimp_channel_get_visible",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_END);
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visible = -1;
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if (return_vals[0].data.d_status == STATUS_SUCCESS)
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visible = return_vals[1].data.d_int32;
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gimp_destroy_params (return_vals, nreturn_vals);
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return visible;
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}
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void
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gimp_channel_set_color (gint32 channel_ID,
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guchar red,
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guchar green,
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guchar blue)
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{
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GParam *return_vals;
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int nreturn_vals;
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guchar color[3];
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color[0] = red;
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color[1] = green;
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color[2] = blue;
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return_vals = gimp_run_procedure ("gimp_channel_set_color",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_COLOR, color,
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PARAM_END);
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gimp_destroy_params (return_vals, nreturn_vals);
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}
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void
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gimp_channel_set_name (gint32 channel_ID,
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char *name)
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{
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GParam *return_vals;
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int nreturn_vals;
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return_vals = gimp_run_procedure ("gimp_channel_set_name",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_STRING, name,
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PARAM_END);
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gimp_destroy_params (return_vals, nreturn_vals);
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}
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void
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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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GParam *return_vals;
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int nreturn_vals;
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return_vals = gimp_run_procedure ("gimp_channel_set_opacity",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_FLOAT, opacity,
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PARAM_END);
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gimp_destroy_params (return_vals, nreturn_vals);
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}
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void
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gimp_channel_set_visible (gint32 channel_ID,
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gint visible)
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{
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GParam *return_vals;
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int nreturn_vals;
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return_vals = gimp_run_procedure ("gimp_channel_set_visible",
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&nreturn_vals,
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PARAM_CHANNEL, channel_ID,
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PARAM_INT32, visible,
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PARAM_END);
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gimp_destroy_params (return_vals, nreturn_vals);
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}
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