rockbox/apps/gui/textarea.c
2005-11-09 01:17:57 +00:00

62 lines
2.1 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.
*
****************************************************************************/
#include "textarea.h"
void gui_textarea_clear(struct screen * display)
{
#ifdef HAVE_LCD_BITMAP
int y_start = gui_textarea_get_ystart(display);
int y_end = gui_textarea_get_yend(display);
screen_clear_area(display, 0, y_start, display->width, y_end - y_start);
display->stop_scroll();
screen_set_ymargin(display, y_start);
#else
display->clear_display();
#endif
}
#ifdef HAVE_LCD_BITMAP
void gui_textarea_update(struct screen * display)
{
int y_start = gui_textarea_get_ystart(display);
int y_end = gui_textarea_get_yend(display);
display->update_rect(0, y_start, display->width, y_end - y_start);
}
#endif
void gui_textarea_update_nblines(struct screen * display)
{
#ifdef HAVE_LCD_BITMAP
int height=display->height;
if(global_settings.statusbar)
height -= STATUSBAR_HEIGHT;
#ifdef HAS_BUTTONBAR
if(global_settings.buttonbar && display->has_buttonbar)
height -= BUTTONBAR_HEIGHT;
#endif
display->getstringsize("A", &display->char_width, &display->char_height);
display->nb_lines = height / display->char_height;
#else
display->char_width = 1;
display->char_height = 1;
/* default on char based player supported by rb */
display->nb_lines = MAX_LINES_ON_SCREEN;
#endif
}