/* LIBGIMP - The GIMP Library * Copyright (C) 1995-2003 Peter Mattis and Spencer Kimball * * gimpitemtransform_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" /** * SECTION: gimpitemtransform * @title: gimpitemtransform * @short_description: Functions to perform transformations on items. * * Functions to perform transformations on items. **/ /** * gimp_item_transform_flip_simple: * @item_ID: The affected item. * @flip_type: Type of flip. * @auto_center: Whether to automatically position the axis in the selection center. * @axis: coord. of flip axis. * * Flip the specified item either vertically or horizontally. * * This procedure flips the specified item. If a selection exists and * the item is a drawable, the portion of the drawable which lies under * the selection is cut from the drawable and made into a floating * selection which is then flipped. If auto_center is set to TRUE, the * flip is around the selection's center. Otherwise, the coordinate of * the axis needs to be specified. The return value is the ID of the * flipped item. If there was no selection or the item is not a * drawable, this will be equal to the item ID supplied as input. * Otherwise, this will be the newly created and flipped drawable. * This procedure is affected by the following context setters: * gimp_context_set_transform_resize(). * * Returns: The flipped item. * * Since: 2.2 **/ gint32 gimp_item_transform_flip_simple (gint32 item_ID, GimpOrientationType flip_type, gboolean auto_center, gdouble axis) { GimpParam *return_vals; gint nreturn_vals; gint32 ret_item_ID = -1; return_vals = gimp_run_procedure ("gimp-item-transform-flip-simple", &nreturn_vals, GIMP_PDB_ITEM, item_ID, GIMP_PDB_INT32, flip_type, GIMP_PDB_INT32, auto_center, GIMP_PDB_FLOAT, axis, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) ret_item_ID = return_vals[1].data.d_item; gimp_destroy_params (return_vals, nreturn_vals); return ret_item_ID; } /** * gimp_item_transform_flip: * @item_ID: The affected item. * @x0: horz. coord. of one end of axis. * @y0: vert. coord. of one end of axis. * @x1: horz. coord. of other end of axis. * @y1: vert. coord. of other end of axis. * * Flip the specified item around a given line. * * This procedure flips the specified item. If a selection exists and * the item is a drawable , the portion of the drawable which lies * under the selection is cut from the drawable and made into a * floating selection which is then flipped. The axis to flip around is * specified by specifying two points from that line. The return value * is the ID of the flipped item. If there was no selection or the item * is not a drawable, this will be equal to the item ID supplied as * input. Otherwise, this will be the newly created and flipped * drawable. * This procedure is affected by the following context setters: * gimp_context_set_interpolation(), * gimp_context_set_transform_direction(), * gimp_context_set_transform_resize(). * * Returns: The flipped item. * * Since: 2.8 **/ gint32 gimp_item_transform_flip (gint32 item_ID, gdouble x0, gdouble y0, gdouble x1, gdouble y1) { GimpParam *return_vals; gint nreturn_vals; gint32 ret_item_ID = -1; return_vals = gimp_run_procedure ("gimp-item-transform-flip", &nreturn_vals, GIMP_PDB_ITEM, item_ID, GIMP_PDB_FLOAT, x0, GIMP_PDB_FLOAT, y0, GIMP_PDB_FLOAT, x1, GIMP_PDB_FLOAT, y1, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) ret_item_ID = return_vals[1].data.d_item; gimp_destroy_params (return_vals, nreturn_vals); return ret_item_ID; } /** * gimp_item_transform_perspective: * @item_ID: The affected item. * @x0: The new x coordinate of upper-left corner of original bounding box. * @y0: The new y coordinate of upper-left corner of original bounding box. * @x1: The new x coordinate of upper-right corner of original bounding box. * @y1: The new y coordinate of upper-right corner of original bounding box. * @x2: The new x coordinate of lower-left corner of original bounding box. * @y2: The new y coordinate of lower-left corner of original bounding box. * @x3: The new x coordinate of lower-right corner of original bounding box. * @y3: The new y coordinate of lower-right corner of original bounding box. * * Perform a possibly non-affine transformation on the specified item. * * This procedure performs a possibly non-affine transformation on the * specified item by allowing the corners of the original bounding box * to be arbitrarily remapped to any values. The specified item is * remapped if no selection exists or it is not a drawable. However, if * a selection exists and the item is a drawable, the portion of the * drawable which lies under the selection is cut from the drawable and * made into a floating selection which is then remapped as specified. * The return value is the ID of the remapped item. If there was no * selection or the item is not a drawable, this will be equal to the * item ID supplied as input. Otherwise, this will be the newly created * and remapped drawable. The 4 coordinates specify the new locations * of each corner of the original bounding box. By specifying these * values, any affine transformation (rotation, scaling, translation) * can be affected. Additionally, these values can be specified such * that the resulting transformed item will appear to have been * projected via a perspective transform. * This procedure is affected by the following context setters: * gimp_context_set_interpolation(), * gimp_context_set_transform_direction(), * gimp_context_set_transform_resize(). * * Returns: The newly mapped item. * * Since: 2.8 **/ gint32 gimp_item_transform_perspective (gint32 item_ID, gdouble x0, gdouble y0, gdouble x1, gdouble y1, gdouble x2, gdouble y2, gdouble x3, gdouble y3) { GimpParam *return_vals; gint nreturn_vals; gint32 ret_item_ID = -1; return_vals = gimp_run_procedure ("gimp-item-transform-perspective", &nreturn_vals, GIMP_PDB_ITEM, item_ID, GIMP_PDB_FLOAT, x0, GIMP_PDB_FLOAT, y0, GIMP_PDB_FLOAT, x1, GIMP_PDB_FLOAT, y1, GIMP_PDB_FLOAT, x2, GIMP_PDB_FLOAT, y2, GIMP_PDB_FLOAT, x3, GIMP_PDB_FLOAT, y3, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) ret_item_ID = return_vals[1].data.d_item; gimp_destroy_params (return_vals, nreturn_vals); return ret_item_ID; } /** * gimp_item_transform_rotate_simple: * @item_ID: The affected item. * @rotate_type: Type of rotation. * @auto_center: Whether to automatically rotate around the selection center. * @center_x: The hor. coordinate of the center of rotation. * @center_y: The vert. coordinate of the center of rotation. * * Rotate the specified item about given coordinates through the * specified angle. * * This function rotates the specified item. If a selection exists and * the item is a drawable, the portion of the drawable which lies under * the selection is cut from the drawable and made into a floating * selection which is then rotated by the specified amount. The return * value is the ID of the rotated item. If there was no selection or * the item is not a drawable, this will be equal to the item ID * supplied as input. Otherwise, this will be the newly created and * rotated drawable. * This procedure is affected by the following context setters: * gimp_context_set_transform_resize(). * * Returns: The rotated item. * * Since: 2.8 **/ gint32 gimp_item_transform_rotate_simple (gint32 item_ID, GimpRotationType rotate_type, gboolean auto_center, gdouble center_x, gdouble center_y) { GimpParam *return_vals; gint nreturn_vals; gint32 ret_item_ID = -1; return_vals = gimp_run_procedure ("gimp-item-transform-rotate-simple", &nreturn_vals, GIMP_PDB_ITEM, item_ID, GIMP_PDB_INT32, rotate_type, GIMP_PDB_INT32, auto_center, GIMP_PDB_FLOAT, center_x, GIMP_PDB_FLOAT, center_y, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) ret_item_ID = return_vals[1].data.d_item; gimp_destroy_params (return_vals, nreturn_vals); return ret_item_ID; } /** * gimp_item_transform_rotate: * @item_ID: The affected item. * @angle: The angle of rotation (radians). * @auto_center: Whether to automatically rotate around the selection center. * @center_x: The hor. coordinate of the center of rotation. * @center_y: The vert. coordinate of the center of rotation. * * Rotate the specified item about given coordinates through the * specified angle. * * This function rotates the specified item. If a selection exists and * the item is a drawable, the portion of the drawable which lies under * the selection is cut from the drawable and made into a floating * selection which is then rotated by the specified amount. The return * value is the ID of the rotated item. If there was no selection or * the item is not a drawable, this will be equal to the item ID * supplied as input. Otherwise, this will be the newly created and * rotated drawable. * This procedure is affected by the following context setters: * gimp_context_set_interpolation(), * gimp_context_set_transform_direction(), * gimp_context_set_transform_resize(). * * Returns: The rotated item. * * Since: 2.8 **/ gint32 gimp_item_transform_rotate (gint32 item_ID, gdouble angle, gboolean auto_center, gdouble center_x, gdouble center_y) { GimpParam *return_vals; gint nreturn_vals; gint32 ret_item_ID = -1; return_vals = gimp_run_procedure ("gimp-item-transform-rotate", &nreturn_vals, GIMP_PDB_ITEM, item_ID, GIMP_PDB_FLOAT, angle, GIMP_PDB_INT32, auto_center, GIMP_PDB_FLOAT, center_x, GIMP_PDB_FLOAT, center_y, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) ret_item_ID = return_vals[1].data.d_item; gimp_destroy_params (return_vals, nreturn_vals); return ret_item_ID; } /** * gimp_item_transform_scale: * @item_ID: The affected item. * @x0: The new x coordinate of the upper-left corner of the scaled region. * @y0: The new y coordinate of the upper-left corner of the scaled region. * @x1: The new x coordinate of the lower-right corner of the scaled region. * @y1: The new y coordinate of the lower-right corner of the scaled region. * * Scale the specified item. * * This procedure scales the specified item. If a selection exists and * the item is a drawable, the portion of the drawable which lies under * the selection is cut from the drawable and made into a floating * selection which is then scaled by the specified amount. The return * value is the ID of the scaled item. If there was no selection or the * item is not a drawable, this will be equal to the item ID supplied * as input. Otherwise, this will be the newly created and scaled * drawable. * This procedure is affected by the following context setters: * gimp_context_set_interpolation(), * gimp_context_set_transform_direction(), * gimp_context_set_transform_resize(). * * Returns: The scaled item. * * Since: 2.8 **/ gint32 gimp_item_transform_scale (gint32 item_ID, gdouble x0, gdouble y0, gdouble x1, gdouble y1) { GimpParam *return_vals; gint nreturn_vals; gint32 ret_item_ID = -1; return_vals = gimp_run_procedure ("gimp-item-transform-scale", &nreturn_vals, GIMP_PDB_ITEM, item_ID, GIMP_PDB_FLOAT, x0, GIMP_PDB_FLOAT, y0, GIMP_PDB_FLOAT, x1, GIMP_PDB_FLOAT, y1, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) ret_item_ID = return_vals[1].data.d_item; gimp_destroy_params (return_vals, nreturn_vals); return ret_item_ID; } /** * gimp_item_transform_shear: * @item_ID: The affected item. * @shear_type: Type of shear. * @magnitude: The magnitude of the shear. * * Shear the specified item about its center by the specified * magnitude. * * This procedure shears the specified item. If a selection exists and * the item is a drawable, the portion of the drawable which lies under * the selection is cut from the drawable and made into a floating * selection which is then sheard by the specified amount. The return * value is the ID of the sheard item. If there was no selection or the * item is not a drawable, this will be equal to the item ID supplied * as input. Otherwise, this will be the newly created and sheard * drawable. The shear type parameter indicates whether the shear will * be applied horizontally or vertically. The magnitude can be either * positive or negative and indicates the extent (in pixels) to shear * by. * This procedure is affected by the following context setters: * gimp_context_set_interpolation(), * gimp_context_set_transform_direction(), * gimp_context_set_transform_resize(). * * Returns: The sheared item. * * Since: 2.8 **/ gint32 gimp_item_transform_shear (gint32 item_ID, GimpOrientationType shear_type, gdouble magnitude) { GimpParam *return_vals; gint nreturn_vals; gint32 ret_item_ID = -1; return_vals = gimp_run_procedure ("gimp-item-transform-shear", &nreturn_vals, GIMP_PDB_ITEM, item_ID, GIMP_PDB_INT32, shear_type, GIMP_PDB_FLOAT, magnitude, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) ret_item_ID = return_vals[1].data.d_item; gimp_destroy_params (return_vals, nreturn_vals); return ret_item_ID; } /** * gimp_item_transform_2d: * @item_ID: The affected item. * @source_x: X coordinate of the transformation center. * @source_y: Y coordinate of the transformation center. * @scale_x: Amount to scale in x direction. * @scale_y: Amount to scale in y direction. * @angle: The angle of rotation (radians). * @dest_x: X coordinate of where the center goes. * @dest_y: Y coordinate of where the center goes. * * Transform the specified item in 2d. * * This procedure transforms the specified item. If a selection exists * and the item is a drawable, the portion of the drawable which lies * under the selection is cut from the drawable and made into a * floating selection which is then transformed. The transformation is * done by scaling the image by the x and y scale factors about the * point (source_x, source_y), then rotating around the same point, * then translating that point to the new position (dest_x, dest_y). * The return value is the ID of the rotated drawable. If there was no * selection or the item is not a drawable, this will be equal to the * item ID supplied as input. Otherwise, this will be the newly created * and transformed drawable. * This procedure is affected by the following context setters: * gimp_context_set_interpolation(), * gimp_context_set_transform_direction(), * gimp_context_set_transform_resize(). * * Returns: The transformed item. * * Since: 2.8 **/ gint32 gimp_item_transform_2d (gint32 item_ID, gdouble source_x, gdouble source_y, gdouble scale_x, gdouble scale_y, gdouble angle, gdouble dest_x, gdouble dest_y) { GimpParam *return_vals; gint nreturn_vals; gint32 ret_item_ID = -1; return_vals = gimp_run_procedure ("gimp-item-transform-2d", &nreturn_vals, GIMP_PDB_ITEM, item_ID, GIMP_PDB_FLOAT, source_x, GIMP_PDB_FLOAT, source_y, GIMP_PDB_FLOAT, scale_x, GIMP_PDB_FLOAT, scale_y, GIMP_PDB_FLOAT, angle, GIMP_PDB_FLOAT, dest_x, GIMP_PDB_FLOAT, dest_y, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) ret_item_ID = return_vals[1].data.d_item; gimp_destroy_params (return_vals, nreturn_vals); return ret_item_ID; } /** * gimp_item_transform_matrix: * @item_ID: The affected item. * @coeff_0_0: coefficient (0,0) of the transformation matrix. * @coeff_0_1: coefficient (0,1) of the transformation matrix. * @coeff_0_2: coefficient (0,2) of the transformation matrix. * @coeff_1_0: coefficient (1,0) of the transformation matrix. * @coeff_1_1: coefficient (1,1) of the transformation matrix. * @coeff_1_2: coefficient (1,2) of the transformation matrix. * @coeff_2_0: coefficient (2,0) of the transformation matrix. * @coeff_2_1: coefficient (2,1) of the transformation matrix. * @coeff_2_2: coefficient (2,2) of the transformation matrix. * * Transform the specified item in 2d. * * This procedure transforms the specified item. If a selection exists * and the item is a drawable, the portion of the drawable which lies * under the selection is cut from the drawable and made into a * floating selection which is then transformed. The transformation is * done by assembling a 3x3 matrix from the coefficients passed. The * return value is the ID of the transformed item. If there was no * selection or the item is not a drawable, this will be equal to the * item ID supplied as input. Otherwise, this will be the newly created * and transformed drawable. * This procedure is affected by the following context setters: * gimp_context_set_interpolation(), * gimp_context_set_transform_direction(), * gimp_context_set_transform_resize(). * * Returns: The transformed item. * * Since: 2.8 **/ gint32 gimp_item_transform_matrix (gint32 item_ID, gdouble coeff_0_0, gdouble coeff_0_1, gdouble coeff_0_2, gdouble coeff_1_0, gdouble coeff_1_1, gdouble coeff_1_2, gdouble coeff_2_0, gdouble coeff_2_1, gdouble coeff_2_2) { GimpParam *return_vals; gint nreturn_vals; gint32 ret_item_ID = -1; return_vals = gimp_run_procedure ("gimp-item-transform-matrix", &nreturn_vals, GIMP_PDB_ITEM, item_ID, GIMP_PDB_FLOAT, coeff_0_0, GIMP_PDB_FLOAT, coeff_0_1, GIMP_PDB_FLOAT, coeff_0_2, GIMP_PDB_FLOAT, coeff_1_0, GIMP_PDB_FLOAT, coeff_1_1, GIMP_PDB_FLOAT, coeff_1_2, GIMP_PDB_FLOAT, coeff_2_0, GIMP_PDB_FLOAT, coeff_2_1, GIMP_PDB_FLOAT, coeff_2_2, GIMP_PDB_END); if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS) ret_item_ID = return_vals[1].data.d_item; gimp_destroy_params (return_vals, nreturn_vals); return ret_item_ID; }