/* LIBGIMP - The GIMP Library * Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball * * gimplayer_pdb.c * * This library is free software: you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 3 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. If not, see * . */ /* NOTE: This file is auto-generated by pdbgen.pl */ #include "config.h" #include "gimp.h" #undef GIMP_DISABLE_DEPRECATED #undef __GIMP_LAYER_PDB_H__ #include "gimplayer_pdb.h" /** * SECTION: gimplayer * @title: gimplayer * @short_description: Operations on a single layer. * * Operations on a single layer. **/ /** * _gimp_layer_new: * @image_ID: The image to which to add the layer. * @width: The layer width. * @height: The layer height. * @type: The layer type. * @name: The layer name. * @opacity: The layer opacity. * @mode: The layer combination mode. * * Create a new layer. * * This procedure creates a new layer with the specified width, height, * and type. Name, opacity, and mode are also supplied parameters. The * new layer still needs to be added to the image, as this is not * automatic. Add the new layer with the gimp_image_insert_layer() * command. Other attributes such as layer mask modes, and offsets * should be set with explicit procedure calls. * * Returns: The newly created layer. **/ gint32 _gimp_layer_new (gint32 image_ID, gint width, gint height, GimpImageType type, const gchar *name, gdouble opacity, GimpLayerModeEffects mode) { GimpParam *return_vals; gint nreturn_vals; gint32 layer_ID = -1; return_vals = gimp_run_procedure ("gimp-layer-new", &nreturn_vals, GIMP_PDB_IMAGE, image_ID, GIMP_PDB_INT32, width, GIMP_PDB_INT32, height, GIMP_PDB_INT32, type, GIMP_PDB_STRING, name, GIMP_PDB_FLOAT, opacity, GIMP_PDB_INT32, mode, 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_new_from_visible: * @image_ID: The source image from where the content is copied. * @dest_image_ID: The destination image to which to add the layer. * @name: The layer name. * * Create a new layer from what is visible in an image. * * This procedure creates a new layer from what is visible in the given * image. The new layer still needs to be added to the destination * image, as this is not automatic. Add the new layer with the * gimp_image_insert_layer() command. Other attributes such as layer * mask modes, and offsets should be set with explicit procedure calls. * * Returns: The newly created layer. * * Since: GIMP 2.6 **/ gint32 gimp_layer_new_from_visible (gint32 image_ID, gint32 dest_image_ID, const gchar *name) { GimpParam *return_vals; gint nreturn_vals; gint32 layer_ID = -1; return_vals = gimp_run_procedure ("gimp-layer-new-from-visible", &nreturn_vals, GIMP_PDB_IMAGE, image_ID, GIMP_PDB_IMAGE, dest_image_ID, GIMP_PDB_STRING, name, 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_new_from_drawable: * @drawable_ID: The source drawable from where the new layer is copied. * @dest_image_ID: The destination image to which to add the layer. * * Create a new layer by copying an existing drawable. * * This procedure creates a new layer as a copy of the specified * drawable. The new layer still needs to be added to the image, as * this is not automatic. Add the new layer with the * gimp_image_insert_layer() command. Other attributes such as layer * mask modes, and offsets should be set with explicit procedure calls. * * Returns: The newly copied layer. **/ gint32 gimp_layer_new_from_drawable (gint32 drawable_ID, gint32 dest_image_ID) { GimpParam *return_vals; gint nreturn_vals; gint32 layer_copy_ID = -1; return_vals = gimp_run_procedure ("gimp-layer-new-from-drawable", &nreturn_vals, GIMP_PDB_DRAWABLE, drawable_ID, GIMP_PDB_IMAGE, dest_image_ID, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) layer_copy_ID = return_vals[1].data.d_layer; gimp_destroy_params (return_vals, nreturn_vals); return layer_copy_ID; } /** * gimp_layer_group_new: * @image_ID: The image to which to add the layer group. * * Create a new layer group. * * This procedure creates a new layer group. Attributes such as layer * mode and opacity should be set with explicit procedure calls. Add * the new layer group (which is a kind of layer) with the * gimp_image_insert_layer() command. * * Returns: The newly created layer group. * * Since: GIMP 2.8 **/ gint32 gimp_layer_group_new (gint32 image_ID) { GimpParam *return_vals; gint nreturn_vals; gint32 layer_group_ID = -1; return_vals = gimp_run_procedure ("gimp-layer-group-new", &nreturn_vals, GIMP_PDB_IMAGE, image_ID, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) layer_group_ID = return_vals[1].data.d_layer; gimp_destroy_params (return_vals, nreturn_vals); return layer_group_ID; } /** * _gimp_layer_copy: * @layer_ID: The layer to copy. * @add_alpha: Add an alpha channel to the copied layer. * * Copy a layer. * * This procedure copies the specified layer and returns the copy. The * newly copied layer is for use within the original layer's image. It * should not be subsequently added to any other image. The copied * layer can optionally have an added alpha channel. This is useful if * the background layer in an image is being copied and added to the * same image. * * Returns: The newly copied layer. **/ gint32 _gimp_layer_copy (gint32 layer_ID, gboolean add_alpha) { GimpParam *return_vals; gint nreturn_vals; gint32 layer_copy_ID = -1; return_vals = gimp_run_procedure ("gimp-layer-copy", &nreturn_vals, GIMP_PDB_LAYER, layer_ID, GIMP_PDB_INT32, add_alpha, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) layer_copy_ID = return_vals[1].data.d_layer; gimp_destroy_params (return_vals, nreturn_vals); return layer_copy_ID; } /** * gimp_layer_add_alpha: * @layer_ID: The layer. * * Add an alpha channel to the layer if it doesn't already have one. * * This procedure adds an additional component to the specified layer * if it does not already possess an alpha channel. An alpha channel * makes it possible to clear and erase to transparency, instead of the * background color. This transforms layers of type RGB to RGBA, GRAY * to GRAYA, and INDEXED to INDEXEDA. * * Returns: TRUE on success. **/ gboolean gimp_layer_add_alpha (gint32 layer_ID) { GimpParam *return_vals; gint nreturn_vals; gboolean success = TRUE; return_vals = gimp_run_procedure ("gimp-layer-add-alpha", &nreturn_vals, GIMP_PDB_LAYER, layer_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_flatten: * @layer_ID: The layer. * * Remove the alpha channel from the layer if it has one. * * This procedure removes the alpha channel from a layer, blending all * (partially) transparent pixels in the layer against the background * color. This transforms layers of type RGBA to RGB, GRAYA to GRAY, * and INDEXEDA to INDEXED. * * Returns: TRUE on success. * * Since: GIMP 2.4 **/ gboolean gimp_layer_flatten (gint32 layer_ID) { GimpParam *return_vals; gint nreturn_vals; gboolean success = TRUE; return_vals = gimp_run_procedure ("gimp-layer-flatten", &nreturn_vals, GIMP_PDB_LAYER, layer_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_scale: * @layer_ID: The layer. * @new_width: New layer width. * @new_height: New layer height. * @local_origin: Use a local origin (as opposed to the image origin). * * Scale the layer using the default interpolation method. * * This procedure scales the layer so that its new width and height are * equal to the supplied parameters. The 'local-origin' parameter * specifies whether to scale from the center of the layer, or from the * image origin. This operation only works if the layer has been added * to an image. The interpolation method used can be set with * gimp_context_set_interpolation(). * * Returns: TRUE on success. **/ gboolean gimp_layer_scale (gint32 layer_ID, gint new_width, gint new_height, gboolean local_origin) { GimpParam *return_vals; gint nreturn_vals; gboolean success = TRUE; return_vals = gimp_run_procedure ("gimp-layer-scale", &nreturn_vals, GIMP_PDB_LAYER, layer_ID, GIMP_PDB_INT32, new_width, GIMP_PDB_INT32, new_height, GIMP_PDB_INT32, local_origin, GIMP_PDB_END); success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS; gimp_destroy_params (return_vals, nreturn_vals); return success; } /** * gimp_layer_scale_full: * @layer_ID: The layer. * @new_width: New layer width. * @new_height: New layer height. * @local_origin: Use a local origin (as opposed to the image origin). * @interpolation: Type of interpolation. * * Deprecated: Use gimp_layer_scale() instead. * * Returns: TRUE on success. * * Since: GIMP 2.6 **/ gboolean gimp_layer_scale_full (gint32 layer_ID, gint new_width, gint new_height, gboolean local_origin, GimpInterpolationType interpolation) { GimpParam *return_vals; gint nreturn_vals; gboolean success = TRUE; return_vals = gimp_run_procedure ("gimp-layer-scale-full", &nreturn_vals, GIMP_PDB_LAYER, layer_ID, GIMP_PDB_INT32, new_width, GIMP_PDB_INT32, new_height, GIMP_PDB_INT32, local_origin, GIMP_PDB_INT32, interpolation, GIMP_PDB_END); success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS; gimp_destroy_params (return_vals, nreturn_vals); return success; } /** * gimp_layer_resize: * @layer_ID: The layer. * @new_width: New layer width. * @new_height: New layer height. * @offx: x offset between upper left corner of old and new layers: (old - new). * @offy: y offset between upper left corner of old and new layers: (old - new). * * Resize the layer to the specified extents. * * This procedure resizes the layer so that its new width and height * are equal to the supplied parameters. Offsets are also provided * which describe the position of the previous layer's content. This * operation only works if the layer has been added to an image. * * Returns: TRUE on success. **/ gboolean gimp_layer_resize (gint32 layer_ID, gint new_width, gint new_height, gint offx, gint offy) { GimpParam *return_vals; gint nreturn_vals; gboolean success = TRUE; return_vals = gimp_run_procedure ("gimp-layer-resize", &nreturn_vals, GIMP_PDB_LAYER, layer_ID, GIMP_PDB_INT32, new_width, GIMP_PDB_INT32, new_height, GIMP_PDB_INT32, offx, GIMP_PDB_INT32, offy, GIMP_PDB_END); success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS; gimp_destroy_params (return_vals, nreturn_vals); return success; } /** * gimp_layer_resize_to_image_size: * @layer_ID: The layer to resize. * * Resize a layer to the image size. * * This procedure resizes the layer so that it's new width and height * are equal to the width and height of its image container. * * Returns: TRUE on success. **/ gboolean gimp_layer_resize_to_image_size (gint32 layer_ID) { GimpParam *return_vals; gint nreturn_vals; gboolean success = TRUE; return_vals = gimp_run_procedure ("gimp-layer-resize-to-image-size", &nreturn_vals, GIMP_PDB_LAYER, layer_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_translate: * @layer_ID: The layer. * @offx: Offset in x direction. * @offy: Offset in y direction. * * Translate the layer by the specified offsets. * * This procedure translates the layer by the amounts specified in the * x and y arguments. These can be negative, and are considered offsets * from the current position. This command only works if the layer has * been added to an image. All additional layers contained in the image * which have the linked flag set to TRUE w ill also be translated by * the specified offsets. * * Returns: TRUE on success. **/ gboolean gimp_layer_translate (gint32 layer_ID, gint offx, gint offy) { GimpParam *return_vals; gint nreturn_vals; gboolean success = TRUE; return_vals = gimp_run_procedure ("gimp-layer-translate", &nreturn_vals, GIMP_PDB_LAYER, layer_ID, GIMP_PDB_INT32, offx, GIMP_PDB_INT32, offy, GIMP_PDB_END); success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS; gimp_destroy_params (return_vals, nreturn_vals); return success; } /** * gimp_layer_set_offsets: * @layer_ID: The layer. * @offx: Offset in x direction. * @offy: Offset in y direction. * * Set the layer offsets. * * This procedure sets the offsets for the specified layer. The offsets * are relative to the image origin and can be any values. This * operation is valid only on layers which have been added to an image. * * Returns: TRUE on success. **/ gboolean gimp_layer_set_offsets (gint32 layer_ID, gint offx, gint offy) { GimpParam *return_vals; gint nreturn_vals; gboolean success = TRUE; return_vals = gimp_run_procedure ("gimp-layer-set-offsets", &nreturn_vals, GIMP_PDB_LAYER, layer_ID, GIMP_PDB_INT32, offx, GIMP_PDB_INT32, offy, GIMP_PDB_END); success = return_vals[0].data.d_status == GIMP_PDB_SUCCESS; gimp_destroy_params (return_vals, nreturn_vals); return success; } /** * gimp_layer_create_mask: * @layer_ID: The layer to which to add the mask. * @mask_type: The type of mask. * * Create a layer mask for the specified specified layer. * * This procedure creates a layer mask for the specified layer. Layer * masks serve as an additional alpha channel for a layer. A number of * different types of masks are allowed for initialisation: completely * white masks (which will leave the layer fully visible), completely * black masks (which will give the layer complete transparency, the * layer's already existing alpha channel (which will leave the layer * fully visible, but which may be more useful than a white mask), the * current selection or a grayscale copy of the layer. The layer mask * 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; }