gimp/app/resize.h

/* The GIMP -- an image manipulation program
 * Copyright (C) 1995 Spencer Kimball and Peter Mattis
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
#ifndef __RESIZE_H__
#define __RESIZE_H__

typedef enum
{
  ScaleWidget,
  ResizeWidget
} ResizeType;

typedef enum
{
  ResizeImage,
  ResizeLayer
} ResizeTarget;

typedef struct _Resize Resize;

struct _Resize
{
  /*  The calling procedure is respondible for showing this widget  */
  GtkWidget *resize_shell;

  ResizeType type;
  int        width;
  int        height;
  float      resolution_x;
  float      resolution_y;
  double     ratio_x;
  double     ratio_y;
  int        off_x;
  int        off_y;

  /*  Don't touch this :)  */
  void *     private_part;
};

/* If resolution_x is zero, then don't show resolution modification
 * parts of the dialog. If object is non-NULL, then attach the cancel
 * callback to its destroy signal. */
Resize * resize_widget_new    (ResizeType    type,
			       ResizeTarget  target,
			       GtkObject   * object,
			       int           width,
			       int           height,
			       float         resolution_x,
			       float         resolution_y,
			       GtkSignalFunc ok_cb,
			       GtkSignalFunc cancel_cb,
			       gint        (*delete_cb) (GtkWidget *,
							 GdkEvent *,
							 gpointer),
			       gpointer      user_data);
void     resize_widget_free   (Resize      * resize);

#endif  /*  __RESIZE_H__  */