f9b90e9103
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@13050 a1c6a512-1295-4272-9138-f99709370657
88 lines
2.8 KiB
C
88 lines
2.8 KiB
C
/***************************************************************************
|
|
* __________ __ ___.
|
|
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
|
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
|
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
|
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
|
* \/ \/ \/ \/ \/
|
|
* $Id$
|
|
*
|
|
* Copyright (C) 2005 by Kevin Ferrare
|
|
*
|
|
* All files in this archive are subject to the GNU General Public License.
|
|
* See the file COPYING in the source tree root for full license agreement.
|
|
*
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
* KIND, either express or implied.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#ifndef _GUI_TEXTAREA_H_
|
|
#define _GUI_TEXTAREA_H_
|
|
#include "screen_access.h"
|
|
#include "settings.h"
|
|
#include "statusbar.h"
|
|
|
|
struct text_message
|
|
{
|
|
char **message_lines;
|
|
int nb_lines;
|
|
};
|
|
|
|
/*
|
|
* Clears the area in the screen in which text can be displayed
|
|
* and sets the y margin properly
|
|
* - display : the screen structure
|
|
*/
|
|
extern void gui_textarea_clear(struct screen * display);
|
|
|
|
/*
|
|
* Updates the area in the screen in which text can be displayed
|
|
* - display : the screen structure
|
|
*/
|
|
extern void gui_textarea_update(struct screen * display);
|
|
|
|
/*
|
|
* Displays message lines on the given screen
|
|
* - display : the screen structure
|
|
* - message : the lines to display
|
|
* - ystart : the lineon which we start displaying
|
|
* returns : the number of lines effectively displayed
|
|
*/
|
|
extern int gui_textarea_put_message(struct screen * display,
|
|
struct text_message * message,
|
|
int ystart);
|
|
/*
|
|
* Compute the number of text lines the display can draw with the current font
|
|
* Also updates the char height and width
|
|
* - display : the screen structure
|
|
*/
|
|
extern void gui_textarea_update_nblines(struct screen * display);
|
|
|
|
#ifdef HAVE_LCD_BITMAP
|
|
/*
|
|
* Compute the number of pixels from which text can be displayed
|
|
* - display : the screen structure
|
|
* Returns the number of pixels
|
|
*/
|
|
#define gui_textarea_get_ystart(display) \
|
|
( (global_settings.statusbar)? STATUSBAR_HEIGHT : 0)
|
|
|
|
/*
|
|
* Compute the number of pixels below which text can't be displayed
|
|
* - display : the screen structure
|
|
* Returns the number of pixels
|
|
*/
|
|
#ifdef HAS_BUTTONBAR
|
|
#define gui_textarea_get_yend(display) \
|
|
( (display)->height - ( (global_settings.buttonbar && \
|
|
(display)->has_buttonbar)? \
|
|
BUTTONBAR_HEIGHT : 0) )
|
|
#else
|
|
#define gui_textarea_get_yend(display) \
|
|
( (display)->height )
|
|
#endif /* HAS_BUTTONBAR */
|
|
|
|
#endif /* HAVE_LCD_BITMAP */
|
|
|
|
#endif /* _GUI_TEXTAREA_H_ */
|