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|
/* 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
* <https://www.gnu.org/licenses/>.
*/
/* 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_translate:
* @item_ID: The item.
* @off_x: Offset in x direction.
* @off_y: Offset in y direction.
*
* Translate the item by the specified offsets.
*
* This procedure translates the item by the amounts specified in the
* off_x and off_y arguments. These can be negative, and are considered
* offsets from the current position. The offsets will be rounded to
* the nearest pixel unless the item is a path.
*
* If the item is attached to an image and has its linked flag set to
* TRUE, all additional items contained in the image which have the
* linked flag set to TRUE will also be translated by the specified
* offsets.
*
* Returns: The translated item.
*
* Since: 2.10
**/
gint32
gimp_item_transform_translate (gint32 item_ID,
gdouble off_x,
gdouble off_y)
{
GimpParam *return_vals;
gint nreturn_vals;
gint32 ret_item_ID = -1;
return_vals = gimp_run_procedure ("gimp-item-transform-translate",
&nreturn_vals,
GIMP_PDB_ITEM, item_ID,
GIMP_PDB_FLOAT, off_x,
GIMP_PDB_FLOAT, off_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_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 floating selection.
*
* If there is no selection or the item is not a drawable, the entire
* item will be flipped around its center if auto_center is set to
* TRUE, otherwise the coordinate of the axis needs to be specified.
* Additionally, if the item has its linked flag set to TRUE, all
* additional items contained in the image which have the linked flag
* set to TRUE will also be flipped around the same axis. The return
* value will be equal to the item ID supplied as input.
*
* 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 floating selection.
*
* If there is no selection or the item is not a drawable, the entire
* item will be flipped around the specified axis. Additionally, if the
* item has its linked flag set to TRUE, all additional items contained
* in the image which have the linked flag set to TRUE will also be
* flipped around the same axis. The return value will be equal to the
* item ID supplied as input.
*
* 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 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.
*
* 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 as
* specified. The return value is the ID of the transformed floating
* selection.
*
* If there is no selection or the item is not a drawable, the entire
* item will be transformed according to the specified mapping.
* Additionally, if the item has its linked flag set to TRUE, all
* additional items contained in the image which have the linked flag
* set to TRUE will also be transformed the same way. The return value
* will be equal to the item ID supplied as input.
*
* 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_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. If auto_center is set to TRUE, the rotation is
* around the selection's center. Otherwise, the coordinate of the
* center point needs to be specified. The return value is the ID of
* the rotated floating selection.
*
* If there is no selection or the item is not a drawable, the entire
* item will be rotated around its center if auto_center is set to
* TRUE, otherwise the coordinate of the center point needs to be
* specified. Additionally, if the item has its linked flag set to
* TRUE, all additional items contained in the image which have the
* linked flag set to TRUE will also be rotated around the same center
* point. The return value will be equal to the item ID supplied as
* input.
*
* 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. If auto_center is set to TRUE, the rotation is
* around the selection's center. Otherwise, the coordinate of the
* center point needs to be specified. The return value is the ID of
* the rotated floating selection.
*
* If there is no selection or the item is not a drawable, the entire
* item will be rotated around its center if auto_center is set to
* TRUE, otherwise the coordinate of the center point needs to be
* specified. Additionally, if the item has its linked flag set to
* TRUE, all additional items contained in the image which have the
* linked flag set to TRUE will also be rotated around the same center
* point. The return value will be equal to the item ID supplied as
* input.
*
* 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.
*
* The 2 coordinates specify the new locations of the top-left and
* bottom-roght corners of the original bounding box.
*
* 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 as specified.
* The return value is the ID of the scaled floating selection.
*
* If there is no selection or the item is not a drawable, the entire
* item will be scaled according to the specified coordinates.
* Additionally, if the item has its linked flag set to TRUE, all
* additional items contained in the image which have the linked flag
* set to TRUE will also be scaled the same way. The return value will
* be equal to the item ID supplied as input.
*
* 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.
*
* 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.
*
* 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 sheared as specified.
* The return value is the ID of the sheared floating selection.
*
* If there is no selection or the item is not a drawable, the entire
* item will be sheared according to the specified parameters.
* Additionally, if the item has its linked flag set to TRUE, all
* additional items contained in the image which have the linked flag
* set to TRUE will also be sheared the same way. The return value will
* be equal to the item ID supplied as input.
*
* 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.
*
* The transformation is done by scaling 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).
*
* 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 as
* specified. The return value is the ID of the transformed floating
* selection.
*
* If there is no selection or the item is not a drawable, the entire
* item will be transformed according to the specified parameters.
* Additionally, if the item has its linked flag set to TRUE, all
* additional items contained in the image which have the linked flag
* set to TRUE will also be transformed the same way. The return value
* will be equal to the item ID supplied as input.
*
* 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.
*
* The transformation is done by assembling a 3x3 matrix from the
* coefficients passed.
*
* 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 as
* specified. The return value is the ID of the transformed floating
* selection.
*
* If there is no selection or the item is not a drawable, the entire
* item will be transformed according to the specified matrix.
* Additionally, if the item has its linked flag set to TRUE, all
* additional items contained in the image which have the linked flag
* set to TRUE will also be transformed the same way. The return value
* will be equal to the item ID supplied as input.
*
* 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;
}
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