| /*************************************************************************** |
| * __________ __ ___. |
| * Open \______ \ ____ ____ | | _\_ |__ _______ ___ |
| * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / |
| * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < |
| * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ |
| * \/ \/ \/ \/ \/ |
| * $Id$ |
| * |
| * Copyright (C) 1999 Robert Hak (rhak@ramapo.edu) |
| * |
| * Heavily modified for embedded use by Björn Stenberg (bjorn@haxx.se) |
| * |
| * 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY |
| * KIND, either express or implied. |
| * |
| ****************************************************************************/ |
| |
| #include "types.h" |
| #include "lcd.h" |
| #include "debug.h" |
| #define CONFIG_KEYPAD RECORDER_PAD |
| #include "button.h" |
| |
| #ifdef SIMULATOR |
| #include <stdio.h> |
| #include <unistd.h> |
| #endif |
| |
| /* I hacked this function to be placed inside because I figure we will need |
| something like it eventually. |
| |
| Args are fairly straight forward. |
| int xbase: location of "bottom" of battery on screen |
| int ybase: location of "left" edge of battery on screen |
| int len: how long is the battery to be (in pixels) |
| int wid: how tall is the battery to be (in pixels) |
| int percent: what percentage of the charge has been used |
| |
| Note: I am making use of the Logf() function until logging is |
| straightened out. |
| */ |
| |
| void draw_battery(int xbase, int ybase, int len, int wid, int percent) |
| { |
| float capacity = 0; |
| int bar_xoffset = 2; |
| int bar_yoffset = 2; |
| int bar_len = 0; |
| int bar_wid = wid - (bar_xoffset*2); |
| int i = 0; |
| |
| /* We only worry about length and width because if you place |
| the battery off the screen, its your own damn fault. We log |
| and then just draw an empty battery */ |
| if((percent > 100) || (percent < 0) || (len < 0) || (wid < 0)) { |
| /* debug("Error: Battery data invalid"); */ |
| percent = 0; |
| } |
| |
| /* top batt. edge */ |
| lcd_hline(xbase, xbase+len-2, ybase); |
| |
| /* bot batt. edge */ |
| lcd_hine(xbase, xbase+len-2, ybase+wid); |
| |
| /* left batt. edge */ |
| lcd_vline(xbase, ybase, ybase+wid); |
| |
| /* right batt. edge */ |
| lcd_vline(xbase+len, ybase+1, ybase+wid-1); |
| |
| /* 2 dots that account for the nub on the right side of the battery */ |
| lcd_drawpixel(xbase+len-1, ybase+1); |
| lcd_drawpixel(xbase+len-1, ybase+wid-1); |
| |
| if(percent > 0) { |
| /* % battery is full, 100% is length-bar_xoffset-1 pixels */ |
| capacity = ((float)percent / 100.0) * (len-(bar_xoffset*2)-1); |
| bar_len = capacity; |
| |
| for(i = 0; i < bar_wid+1; i++) { |
| lcd_hline(xbase+bar_xoffset, |
| xbase+bar_xoffset+bar_len, ybase+bar_yoffset+i); |
| } |
| } |
| lcd_update(); |
| } |
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