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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Robert E. Hak (rhak at ramapo.edu)
*
* 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.
*
****************************************************************************/
#ifdef HAVE_LCD_BITMAP
#include "screensaver.h"
#include "types.h"
#include "lcd.h"
#include "button.h"
#include "kernel.h"
#ifdef SIMULATOR
#include <stdio.h>
#include <string.h>
#endif
#define SS_TITLE "Boxes"
#define SS_TITLE_FONT 2
void ss_loop(void)
{
int b;
int x2 = LCD_WIDTH/2;
int y2 = LCD_HEIGHT/2;
int x = LCD_WIDTH/2;
int y = LCD_HEIGHT/2;
int i = 0;
int center = 0;
int factor = 0;
int offset = 0;
if (LCD_HEIGHT < LCD_WIDTH)
center = LCD_HEIGHT/2;
else
center = LCD_WIDTH/2;
i = center+1;
while(1)
{
/* Grow */
if ( i < 0 ) {
factor = 1;
i = 1;
}
/* Shrink */
if (i >= center) {
factor = -1;
i = center;
}
offset=i*factor;
b = button_get();
if ( b & BUTTON_OFF )
return;
lcd_clear_display();
lcd_drawrect(x-offset, y-offset, x2+offset, y2+offset);
lcd_update();
i+=factor;
sleep(10);
}
}
void screensaver(void)
{
int w, h;
char *off = "[Off] to stop";
int len = strlen(SS_TITLE);
lcd_getfontsize(SS_TITLE_FONT, &w, &h);
/* Get horizontel centering for text */
len *= w;
if (len%2 != 0)
len = ((len+1)/2)+(w/2);
else
len /= 2;
if (h%2 != 0)
h = (h/2)+1;
else
h /= 2;
lcd_clear_display();
lcd_putsxy(LCD_WIDTH/2-len, (LCD_HEIGHT/2)-h, SS_TITLE, SS_TITLE_FONT);
len = strlen(off);
lcd_getfontsize(0, &w, &h);
/* Get horizontel centering for text */
len *= w;
if (len%2 != 0)
len = ((len+1)/2)+(w/2);
else
len /= 2;
if (h%2 != 0)
h = (h/2)+1;
else
h /= 2;
lcd_putsxy(LCD_WIDTH/2-len, LCD_HEIGHT-(2*h), off,0);
lcd_update();
sleep(150);
ss_loop();
}
#endif
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