DragBox

/* Copyright 1997 Acorn Computers Ltd
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
/***************************************************/
/* File   : DragBox.h                              */
/*                                                 */
/* Purpose: Plot user drag boxes for such things   */
/*          as non-solid frame resizes (where the  */
/*          'box' shape could be very irregular).  */
/*                                                 */
/* Author : A.D.Hodgkinson                         */
/*                                                 */
/* History: 26-Aug-97: Created, based on the ResEd */
/*                     'Common.c.wimp' code.       */
/***************************************************/

/* Function prototypes */

_kernel_oserror * dragbox_set_dotdash      (char * eight);

void              dragbox_cycle_pattern    (void);

void              dragbox_plot_eor_box     (WimpRedrawWindowBlock * r, BBox * rect);
void              dragbox_update_eor_box   (int handle, BBox * rect);

void              dragbox_start_rotate_box (void);
void              dragbox_end_rotate_box   (void);

void              dragbox_draw_box         (void);
void              dragbox_remove_box       (void);
void              dragbox_move_box         (void);