mirror of https://github.com/GNOME/gimp.git
1103 lines
32 KiB
C
1103 lines
32 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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* gimplayer_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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* <http://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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* _gimp_layer_new:
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* @image_ID: The image to which to add the layer.
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* @width: The layer width.
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* @height: The layer height.
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* @type: The layer type.
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* @name: The layer name.
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* @opacity: The layer opacity.
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* @mode: The layer combination mode.
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*
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* Create a new layer.
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*
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* This procedure creates a new layer with the specified width, height,
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* and type. Name, opacity, and mode are also supplied parameters. The
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* new layer still needs to be added to the image, as this is not
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* automatic. Add the new layer with the gimp_image_add_layer()
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* command. Other attributes such as layer mask modes, and offsets
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* should be set with explicit procedure calls.
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*
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* Returns: The newly created layer.
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*/
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gint32
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_gimp_layer_new (gint32 image_ID,
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gint width,
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gint height,
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GimpImageType type,
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const gchar *name,
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gdouble opacity,
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GimpLayerModeEffects mode)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gint32 layer_ID = -1;
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return_vals = gimp_run_procedure ("gimp-layer-new",
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&nreturn_vals,
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GIMP_PDB_IMAGE, image_ID,
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GIMP_PDB_INT32, width,
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GIMP_PDB_INT32, height,
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GIMP_PDB_INT32, type,
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GIMP_PDB_STRING, name,
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GIMP_PDB_FLOAT, opacity,
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GIMP_PDB_INT32, mode,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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layer_ID = return_vals[1].data.d_layer;
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gimp_destroy_params (return_vals, nreturn_vals);
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return layer_ID;
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}
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/**
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* gimp_layer_new_from_visible:
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* @image_ID: The source image from where the content is copied.
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* @dest_image_ID: The destination image to which to add the layer.
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* @name: The layer name.
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*
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* Create a new layer from what is visible in an image.
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*
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* This procedure creates a new layer from what is visible in the given
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* image. The new layer still needs to be added to the destination
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* image, as this is not automatic. Add the new layer with the
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* gimp_image_add_layer() command. Other attributes such as layer mask
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* modes, and offsets should be set with explicit procedure calls.
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*
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* Returns: The newly created layer.
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*
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* Since: GIMP 2.6
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*/
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gint32
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gimp_layer_new_from_visible (gint32 image_ID,
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gint32 dest_image_ID,
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const gchar *name)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gint32 layer_ID = -1;
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return_vals = gimp_run_procedure ("gimp-layer-new-from-visible",
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&nreturn_vals,
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GIMP_PDB_IMAGE, image_ID,
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GIMP_PDB_IMAGE, dest_image_ID,
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GIMP_PDB_STRING, name,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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layer_ID = return_vals[1].data.d_layer;
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gimp_destroy_params (return_vals, nreturn_vals);
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return layer_ID;
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}
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/**
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* gimp_layer_new_from_drawable:
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* @drawable_ID: The source drawable from where the new layer is copied.
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* @dest_image_ID: The destination image to which to add the layer.
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*
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* Create a new layer by copying an existing drawable.
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*
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* This procedure creates a new layer as a copy of the specified
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* drawable. The new layer still needs to be added to the image, as
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* this is not automatic. Add the new layer with the
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* gimp_image_add_layer() command. Other attributes such as layer mask
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* modes, and offsets should be set with explicit procedure calls.
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*
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* Returns: The newly copied layer.
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*/
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gint32
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gimp_layer_new_from_drawable (gint32 drawable_ID,
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gint32 dest_image_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gint32 layer_copy_ID = -1;
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return_vals = gimp_run_procedure ("gimp-layer-new-from-drawable",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_IMAGE, dest_image_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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layer_copy_ID = return_vals[1].data.d_layer;
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gimp_destroy_params (return_vals, nreturn_vals);
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return layer_copy_ID;
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}
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/**
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* _gimp_layer_copy:
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* @layer_ID: The layer to copy.
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* @add_alpha: Add an alpha channel to the copied layer.
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*
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* Copy a layer.
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*
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* This procedure copies the specified layer and returns the copy. The
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* newly copied layer is for use within the original layer's image. It
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* should not be subsequently added to any other image. The copied
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* layer can optionally have an added alpha channel. This is useful if
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* the background layer in an image is being copied and added to the
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* same image.
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*
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* Returns: The newly copied layer.
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*/
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gint32
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_gimp_layer_copy (gint32 layer_ID,
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gboolean add_alpha)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gint32 layer_copy_ID = -1;
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return_vals = gimp_run_procedure ("gimp-layer-copy",
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&nreturn_vals,
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GIMP_PDB_LAYER, layer_ID,
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GIMP_PDB_INT32, add_alpha,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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layer_copy_ID = return_vals[1].data.d_layer;
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gimp_destroy_params (return_vals, nreturn_vals);
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return layer_copy_ID;
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}
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/**
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* gimp_layer_add_alpha:
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* @layer_ID: The layer.
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*
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* Add an alpha channel to the layer if it doesn't already have one.
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*
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* This procedure adds an additional component to the specified layer
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* if it does not already possess an alpha channel. An alpha channel
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* makes it possible to clear and erase to transparency, instead of the
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* background color. This transforms layers of type RGB to RGBA, GRAY
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* to GRAYA, and INDEXED to INDEXEDA.
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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_layer_add_alpha (gint32 layer_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean success = TRUE;
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return_vals = gimp_run_procedure ("gimp-layer-add-alpha",
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&nreturn_vals,
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GIMP_PDB_LAYER, layer_ID,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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gimp_destroy_params (return_vals, nreturn_vals);
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return success;
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}
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/**
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* gimp_layer_flatten:
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* @layer_ID: The layer.
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*
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* Remove the alpha channel from the layer if it has one.
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*
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* This procedure removes the alpha channel from a layer, blending all
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* (partially) transparent pixels in the layer against the background
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* color. This transforms layers of type RGBA to RGB, GRAYA to GRAY,
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* and INDEXEDA to INDEXED.
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*
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* Returns: TRUE on success.
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*
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* Since: GIMP 2.4
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*/
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gboolean
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gimp_layer_flatten (gint32 layer_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean success = TRUE;
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return_vals = gimp_run_procedure ("gimp-layer-flatten",
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&nreturn_vals,
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GIMP_PDB_LAYER, layer_ID,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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gimp_destroy_params (return_vals, nreturn_vals);
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return success;
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}
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/**
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* gimp_layer_scale:
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* @layer_ID: The layer.
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* @new_width: New layer width.
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* @new_height: New layer height.
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* @local_origin: Use a local origin (as opposed to the image origin).
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*
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* Scale the layer using the default interpolation method.
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*
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* This procedure scales the layer so that its new width and height are
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* equal to the supplied parameters. The 'local-origin' parameter
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* specifies whether to scale from the center of the layer, or from the
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* image origin. This operation only works if the layer has been added
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* to an image. The default interpolation method is used for scaling.
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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_layer_scale (gint32 layer_ID,
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gint new_width,
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gint new_height,
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gboolean local_origin)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean success = TRUE;
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return_vals = gimp_run_procedure ("gimp-layer-scale",
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&nreturn_vals,
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GIMP_PDB_LAYER, layer_ID,
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GIMP_PDB_INT32, new_width,
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GIMP_PDB_INT32, new_height,
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GIMP_PDB_INT32, local_origin,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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gimp_destroy_params (return_vals, nreturn_vals);
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return success;
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}
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/**
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* gimp_layer_scale_full:
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* @layer_ID: The layer.
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* @new_width: New layer width.
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* @new_height: New layer height.
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* @local_origin: Use a local origin (as opposed to the image origin).
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* @interpolation: Type of interpolation.
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*
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* Scale the layer using a specific interpolation method.
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*
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* This procedure scales the layer so that its new width and height are
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* equal to the supplied parameters. The 'local-origin' parameter
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* specifies whether to scale from the center of the layer, or from the
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* image origin. This operation only works if the layer has been added
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* to an image. This procedure allows you to specify the interpolation
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* method explicitly.
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*
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* Returns: TRUE on success.
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*
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* Since: GIMP 2.6
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*/
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gboolean
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gimp_layer_scale_full (gint32 layer_ID,
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gint new_width,
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gint new_height,
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gboolean local_origin,
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GimpInterpolationType interpolation)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean success = TRUE;
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return_vals = gimp_run_procedure ("gimp-layer-scale-full",
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&nreturn_vals,
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GIMP_PDB_LAYER, layer_ID,
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GIMP_PDB_INT32, new_width,
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GIMP_PDB_INT32, new_height,
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GIMP_PDB_INT32, local_origin,
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GIMP_PDB_INT32, interpolation,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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gimp_destroy_params (return_vals, nreturn_vals);
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return success;
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}
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/**
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* gimp_layer_resize:
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* @layer_ID: The layer.
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* @new_width: New layer width.
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* @new_height: New layer height.
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* @offx: x offset between upper left corner of old and new layers: (old - new).
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* @offy: y offset between upper left corner of old and new layers: (old - new).
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*
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* Resize the layer to the specified extents.
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*
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* This procedure resizes the layer so that its new width and height
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* are equal to the supplied parameters. Offsets are also provided
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* which describe the position of the previous layer's content. This
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* operation only works if the layer has been added to an image.
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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_layer_resize (gint32 layer_ID,
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gint new_width,
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gint new_height,
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gint offx,
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gint offy)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean success = TRUE;
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return_vals = gimp_run_procedure ("gimp-layer-resize",
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&nreturn_vals,
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GIMP_PDB_LAYER, layer_ID,
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GIMP_PDB_INT32, new_width,
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GIMP_PDB_INT32, new_height,
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GIMP_PDB_INT32, offx,
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GIMP_PDB_INT32, offy,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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gimp_destroy_params (return_vals, nreturn_vals);
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return success;
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}
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/**
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* gimp_layer_resize_to_image_size:
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* @layer_ID: The layer to resize.
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*
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* Resize a layer to the image size.
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*
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* This procedure resizes the layer so that it's new width and height
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* are equal to the width and height of its image container.
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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_layer_resize_to_image_size (gint32 layer_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean success = TRUE;
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return_vals = gimp_run_procedure ("gimp-layer-resize-to-image-size",
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&nreturn_vals,
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GIMP_PDB_LAYER, layer_ID,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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gimp_destroy_params (return_vals, nreturn_vals);
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return success;
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}
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/**
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* gimp_layer_translate:
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* @layer_ID: The layer.
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* @offx: Offset in x direction.
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* @offy: Offset in y direction.
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*
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* Translate the layer by the specified offsets.
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*
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* This procedure translates the layer by the amounts specified in the
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* x and y arguments. These can be negative, and are considered offsets
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* from the current position. This command only works if the layer has
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* been added to an image. All additional layers contained in the image
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* which have the linked flag set to TRUE w ill also be translated by
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* the specified offsets.
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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_layer_translate (gint32 layer_ID,
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gint offx,
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gint offy)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean success = TRUE;
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return_vals = gimp_run_procedure ("gimp-layer-translate",
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&nreturn_vals,
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GIMP_PDB_LAYER, layer_ID,
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GIMP_PDB_INT32, offx,
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GIMP_PDB_INT32, offy,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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gimp_destroy_params (return_vals, nreturn_vals);
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return success;
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}
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/**
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* gimp_layer_set_offsets:
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* @layer_ID: The layer.
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* @offx: Offset in x direction.
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* @offy: Offset in y direction.
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*
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* Set the layer offsets.
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*
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* This procedure sets the offsets for the specified layer. The offsets
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* are relative to the image origin and can be any values. This
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* operation is valid only on layers which have been added to an image.
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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_layer_set_offsets (gint32 layer_ID,
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gint offx,
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gint offy)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gboolean success = TRUE;
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return_vals = gimp_run_procedure ("gimp-layer-set-offsets",
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&nreturn_vals,
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GIMP_PDB_LAYER, layer_ID,
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GIMP_PDB_INT32, offx,
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GIMP_PDB_INT32, offy,
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GIMP_PDB_END);
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success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
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gimp_destroy_params (return_vals, nreturn_vals);
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return success;
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}
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/**
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* gimp_layer_create_mask:
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* @layer_ID: The layer to which to add the mask.
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* @mask_type: The type of mask.
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*
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* Create a layer mask for the specified specified layer.
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*
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* This procedure creates a layer mask for the specified layer. Layer
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* masks serve as an additional alpha channel for a layer. A number of
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* different types of masks are allowed for initialisation: completely
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* white masks (which will leave the layer fully visible), completely
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* black masks (which will give the layer complete transparency, the
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* layer's already existing alpha channel (which will leave the layer
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* fully visible, but which may be more useful than a white mask), the
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* current selection or a grayscale copy of the layer. The layer mask
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* still needs to be added to the layer. This can be done with a call
|
|
* to gimp_layer_add_mask().
|
|
*
|
|
* Returns: The newly created mask.
|
|
*/
|
|
gint32
|
|
gimp_layer_create_mask (gint32 layer_ID,
|
|
GimpAddMaskType mask_type)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gint32 mask_ID = -1;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-create-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_INT32, mask_type,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
mask_ID = return_vals[1].data.d_layer_mask;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return mask_ID;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_get_mask:
|
|
* @layer_ID: The layer.
|
|
*
|
|
* Get the specified layer's mask if it exists.
|
|
*
|
|
* This procedure returns the specified layer's mask, or -1 if none
|
|
* exists.
|
|
*
|
|
* Returns: The layer mask.
|
|
*/
|
|
gint32
|
|
gimp_layer_get_mask (gint32 layer_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gint32 mask_ID = -1;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-get-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
mask_ID = return_vals[1].data.d_layer_mask;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return mask_ID;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_from_mask:
|
|
* @mask_ID: Mask for which to return the layer.
|
|
*
|
|
* Get the specified mask's layer.
|
|
*
|
|
* This procedure returns the specified mask's layer , or -1 if none
|
|
* exists.
|
|
*
|
|
* Returns: The mask's layer.
|
|
*
|
|
* Since: GIMP 2.2
|
|
*/
|
|
gint32
|
|
gimp_layer_from_mask (gint32 mask_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gint32 layer_ID = -1;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-from-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_CHANNEL, mask_ID,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
layer_ID = return_vals[1].data.d_layer;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return layer_ID;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_add_mask:
|
|
* @layer_ID: The layer to receive the mask.
|
|
* @mask_ID: The mask to add to the layer.
|
|
*
|
|
* Add a layer mask to the specified layer.
|
|
*
|
|
* This procedure adds a layer mask to the specified layer. Layer masks
|
|
* serve as an additional alpha channel for a layer. This procedure
|
|
* will fail if a number of prerequisites aren't met. The layer cannot
|
|
* already have a layer mask. The specified mask must exist and have
|
|
* the same dimensions as the layer. The layer must have been created
|
|
* for use with the specified image and the mask must have been created
|
|
* with the procedure 'gimp-layer-create-mask'.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*/
|
|
gboolean
|
|
gimp_layer_add_mask (gint32 layer_ID,
|
|
gint32 mask_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-add-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_CHANNEL, mask_ID,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_remove_mask:
|
|
* @layer_ID: The layer from which to remove mask.
|
|
* @mode: Removal mode.
|
|
*
|
|
* Remove the specified layer mask from the layer.
|
|
*
|
|
* This procedure removes the specified layer mask from the layer. If
|
|
* the mask doesn't exist, an error is returned.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*/
|
|
gboolean
|
|
gimp_layer_remove_mask (gint32 layer_ID,
|
|
GimpMaskApplyMode mode)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-remove-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_INT32, mode,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_is_floating_sel:
|
|
* @layer_ID: The layer.
|
|
*
|
|
* Is the specified layer a floating selection?
|
|
*
|
|
* This procedure returns whether the layer is a floating selection.
|
|
* Floating selections are special cases of layers which are attached
|
|
* to a specific drawable.
|
|
*
|
|
* Returns: TRUE if the layer is a floating selection.
|
|
*/
|
|
gboolean
|
|
gimp_layer_is_floating_sel (gint32 layer_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean is_floating_sel = FALSE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-is-floating-sel",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
is_floating_sel = return_vals[1].data.d_int32;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return is_floating_sel;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_get_lock_alpha:
|
|
* @layer_ID: The layer.
|
|
*
|
|
* Get the lock alpha channel setting of the specified layer.
|
|
*
|
|
* This procedure returns the specified layer's lock alpha channel
|
|
* setting.
|
|
*
|
|
* Returns: The layer's lock alpha channel setting.
|
|
*/
|
|
gboolean
|
|
gimp_layer_get_lock_alpha (gint32 layer_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean lock_alpha = FALSE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-get-lock-alpha",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
lock_alpha = return_vals[1].data.d_int32;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return lock_alpha;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_set_lock_alpha:
|
|
* @layer_ID: The layer.
|
|
* @lock_alpha: The new layer's lock alpha channel setting.
|
|
*
|
|
* Set the lock alpha channel setting of the specified layer.
|
|
*
|
|
* This procedure sets the specified layer's lock alpha channel
|
|
* setting.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*/
|
|
gboolean
|
|
gimp_layer_set_lock_alpha (gint32 layer_ID,
|
|
gboolean lock_alpha)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-set-lock-alpha",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_INT32, lock_alpha,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_get_apply_mask:
|
|
* @layer_ID: The layer.
|
|
*
|
|
* Get the apply mask setting of the specified layer.
|
|
*
|
|
* This procedure returns the specified layer's apply mask setting. If
|
|
* the value is TRUE, then the layer mask for this layer is currently
|
|
* being composited with the layer's alpha channel.
|
|
*
|
|
* Returns: The layer's apply mask setting.
|
|
*/
|
|
gboolean
|
|
gimp_layer_get_apply_mask (gint32 layer_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean apply_mask = FALSE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-get-apply-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
apply_mask = return_vals[1].data.d_int32;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return apply_mask;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_set_apply_mask:
|
|
* @layer_ID: The layer.
|
|
* @apply_mask: The new layer's apply mask setting.
|
|
*
|
|
* Set the apply mask setting of the specified layer.
|
|
*
|
|
* This procedure sets the specified layer's apply mask setting. This
|
|
* controls whether the layer's mask is currently affecting the alpha
|
|
* channel. If there is no layer mask, this function will return an
|
|
* error.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*/
|
|
gboolean
|
|
gimp_layer_set_apply_mask (gint32 layer_ID,
|
|
gboolean apply_mask)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-set-apply-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_INT32, apply_mask,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_get_show_mask:
|
|
* @layer_ID: The layer.
|
|
*
|
|
* Get the show mask setting of the specified layer.
|
|
*
|
|
* This procedure returns the specified layer's show mask setting. This
|
|
* controls whether the layer or its mask is visible. TRUE indicates
|
|
* that the mask should be visible. If the layer has no mask, then this
|
|
* function returns an error.
|
|
*
|
|
* Returns: The layer's show mask setting.
|
|
*/
|
|
gboolean
|
|
gimp_layer_get_show_mask (gint32 layer_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean show_mask = FALSE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-get-show-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
show_mask = return_vals[1].data.d_int32;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return show_mask;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_set_show_mask:
|
|
* @layer_ID: The layer.
|
|
* @show_mask: The new layer's show mask setting.
|
|
*
|
|
* Set the show mask setting of the specified layer.
|
|
*
|
|
* This procedure sets the specified layer's show mask setting. This
|
|
* controls whether the layer or its mask is visible. TRUE indicates
|
|
* that the mask should be visible. If there is no layer mask, this
|
|
* function will return an error.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*/
|
|
gboolean
|
|
gimp_layer_set_show_mask (gint32 layer_ID,
|
|
gboolean show_mask)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-set-show-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_INT32, show_mask,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_get_edit_mask:
|
|
* @layer_ID: The layer.
|
|
*
|
|
* Get the edit mask setting of the specified layer.
|
|
*
|
|
* This procedure returns the specified layer's edit mask setting. If
|
|
* the value is TRUE, then the layer mask for this layer is currently
|
|
* active, and not the layer.
|
|
*
|
|
* Returns: The layer's edit mask setting.
|
|
*/
|
|
gboolean
|
|
gimp_layer_get_edit_mask (gint32 layer_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean edit_mask = FALSE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-get-edit-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
edit_mask = return_vals[1].data.d_int32;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return edit_mask;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_set_edit_mask:
|
|
* @layer_ID: The layer.
|
|
* @edit_mask: The new layer's edit mask setting.
|
|
*
|
|
* Set the edit mask setting of the specified layer.
|
|
*
|
|
* This procedure sets the specified layer's edit mask setting. This
|
|
* controls whether the layer or it's mask is currently active for
|
|
* editing. If the specified layer has no layer mask, then this
|
|
* procedure will return an error.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*/
|
|
gboolean
|
|
gimp_layer_set_edit_mask (gint32 layer_ID,
|
|
gboolean edit_mask)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-set-edit-mask",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_INT32, edit_mask,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_get_opacity:
|
|
* @layer_ID: The layer.
|
|
*
|
|
* Get the opacity of the specified layer.
|
|
*
|
|
* This procedure returns the specified layer's opacity.
|
|
*
|
|
* Returns: The layer opacity.
|
|
*/
|
|
gdouble
|
|
gimp_layer_get_opacity (gint32 layer_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gdouble opacity = 0.0;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-get-opacity",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
opacity = return_vals[1].data.d_float;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return opacity;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_set_opacity:
|
|
* @layer_ID: The layer.
|
|
* @opacity: The new layer opacity.
|
|
*
|
|
* Set the opacity of the specified layer.
|
|
*
|
|
* This procedure sets the specified layer's opacity.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*/
|
|
gboolean
|
|
gimp_layer_set_opacity (gint32 layer_ID,
|
|
gdouble opacity)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-set-opacity",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_FLOAT, opacity,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_get_mode:
|
|
* @layer_ID: The layer.
|
|
*
|
|
* Get the combination mode of the specified layer.
|
|
*
|
|
* This procedure returns the specified layer's combination mode.
|
|
*
|
|
* Returns: The layer combination mode.
|
|
*/
|
|
GimpLayerModeEffects
|
|
gimp_layer_get_mode (gint32 layer_ID)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
GimpLayerModeEffects mode = 0;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-get-mode",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_END);
|
|
|
|
if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
|
|
mode = return_vals[1].data.d_int32;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return mode;
|
|
}
|
|
|
|
/**
|
|
* gimp_layer_set_mode:
|
|
* @layer_ID: The layer.
|
|
* @mode: The new layer combination mode.
|
|
*
|
|
* Set the combination mode of the specified layer.
|
|
*
|
|
* This procedure sets the specified layer's combination mode.
|
|
*
|
|
* Returns: TRUE on success.
|
|
*/
|
|
gboolean
|
|
gimp_layer_set_mode (gint32 layer_ID,
|
|
GimpLayerModeEffects mode)
|
|
{
|
|
GimpParam *return_vals;
|
|
gint nreturn_vals;
|
|
gboolean success = TRUE;
|
|
|
|
return_vals = gimp_run_procedure ("gimp-layer-set-mode",
|
|
&nreturn_vals,
|
|
GIMP_PDB_LAYER, layer_ID,
|
|
GIMP_PDB_INT32, mode,
|
|
GIMP_PDB_END);
|
|
|
|
success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS;
|
|
|
|
gimp_destroy_params (return_vals, nreturn_vals);
|
|
|
|
return success;
|
|
}
|