345 lines
9.2 KiB
C
345 lines
9.2 KiB
C
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2002 by Alan Korr
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include "config.h"
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#ifdef HAVE_LCD_CHARCELLS
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#include "lcd.h"
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#include "kernel.h"
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#include "thread.h"
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#include <string.h>
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#include <stdlib.h>
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#include "file.h"
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#include "debug.h"
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#include "system.h"
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#include "font.h"
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/*** definitions ***/
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#ifdef HAVE_NEW_CHARCELL_LCD
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# define LCD_CONTRAST_SET ((char)0x50)
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# define LCD_CRAM ((char)0x80) /* Characters */
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# define LCD_PRAM ((char)0xC0) /* Patterns */
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# define LCD_IRAM ((char)0x40) /* Icons */
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#else
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# define LCD_CONTRAST_SET ((char)0xA8)
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# define LCD_CRAM ((char)0xB0) /* Characters */
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# define LCD_PRAM ((char)0x80) /* Patterns */
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# define LCD_IRAM ((char)0xE0) /* Icons */
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#endif
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#define LCD_CURSOR(x,y) ((char)(LCD_CRAM+((y)*16+(x))))
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#define LCD_ICON(i) ((char)(LCD_IRAM+i))
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/*** generic code ***/
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struct scrollinfo {
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char text[MAX_PATH];
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char line[32];
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int textlen;
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int offset;
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int startx;
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int starty;
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int space;
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};
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static void scroll_thread(void);
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static char scroll_stack[DEFAULT_STACK_SIZE];
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static char scroll_name[] = "scroll";
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static char scroll_speed = 8; /* updates per second */
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static char scroll_spacing = 3; /* spaces between end and start of text */
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static struct scrollinfo scroll; /* only one scroll line at the moment */
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static int scroll_count = 0;
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#ifdef HAVE_NEW_CHARCELL_LCD
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static const unsigned char lcd_ascii[] = {
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0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
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0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f,
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0x10,0x11,0x05,0x13,0x14,0x15,0x16,0x17,
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0x18,0x19,0x1a,0x1b,0x1c,0x1d,0x1e,0x1f,
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0x20,0x21,0x22,0x23,0x24,0x25,0x26,0x27,
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0x28,0x29,0x2a,0x2b,0x2c,0x2d,0x2e,0x2f,
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0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,
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0x38,0x39,0x3a,0x3b,0x3c,0x3d,0x3e,0x3f,
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0x40,0x41,0x42,0x43,0x44,0x45,0x46,0x47,
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0x48,0x49,0x4a,0x4b,0x4c,0x4d,0x4e,0x4f,
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0x50,0x51,0x52,0x53,0x54,0x55,0x56,0x57,
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0x58,0x59,0x5a,0x5b,0x5c,0x5d,0x5e,0x5f,
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0x60,0x61,0x62,0x63,0x64,0x65,0x66,0x67,
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0x68,0x69,0x6a,0x6b,0x6c,0x6d,0x6e,0x6f,
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0x70,0x71,0x72,0x73,0x74,0x75,0x76,0x77,
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0x78,0x79,0x7a,0x7b,0x7c,0x7d,0x7e,0x7f,
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0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,
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0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,
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0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,
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0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f,
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0xa0,0xa1,0xa2,0xa3,0xa4,0xa5,0xa6,0xa7,
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0xa8,0xa9,0xaa,0xab,0xac,0xad,0xae,0xaf,
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0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb6,0xb7,
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0xb8,0xb9,0xba,0xbb,0xbc,0xbd,0xbe,0xbf,
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0x41,0x41,0x41,0x41,0x41,0x41,0x20,0x43,
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0x45,0x45,0x45,0x45,0x49,0x49,0x49,0x49,
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0x44,0x4e,0x4f,0x4f,0x4f,0x4f,0x4f,0x20,
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0x20,0x55,0x55,0x55,0x55,0x59,0x20,0x20,
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0x61,0x61,0x61,0x61,0x61,0x61,0x20,0x63,
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0x65,0x65,0x65,0x65,0x69,0x69,0x69,0x69,
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0x6f,0x6e,0x6f,0x6f,0x6f,0x6f,0x6f,0x20,
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0x20,0x75,0x75,0x75,0x75,0x79,0x20,0x79
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};
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#else
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static const unsigned char lcd_ascii[] = {
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0x00,0x01,0x02,0x03,0x00,0x84,0x85,0x89,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0xec,0xe3,0xe2,0xe1,0xe0,0xdf,0x15,0x00,
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0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
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0x24,0x25,0x26,0x37,0x06,0x29,0x2a,0x2b,
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0x2c,0x2d,0x2e,0x2f,0x30,0x31,0x32,0x33,
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0x34,0x35,0x36,0x37,0x38,0x39,0x3a,0x3b,
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0x3c,0x3d,0x3e,0x3f,0x40,0x41,0x42,0x43,
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0x44,0x45,0x46,0x47,0x48,0x49,0x4a,0x4b,
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0x4c,0x4d,0x4e,0x4f,0x50,0x51,0x52,0x53,
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0x54,0x55,0x56,0x57,0x58,0x59,0x5a,0x5b,
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0x5c,0x5d,0x5e,0xa9,0x33,0xce,0x00,0x15,
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0x00,0x65,0x66,0x67,0x68,0x69,0x6a,0x6b,
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0x6c,0x6d,0x6e,0x6f,0x70,0x71,0x72,0x73,
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0x74,0x75,0x76,0x77,0x78,0x79,0x7a,0x7b,
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0x7c,0x7d,0x7e,0x24,0x24,0x24,0x24,0x24,
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0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,
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0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,
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0x90,0x91,0x92,0x93,0x94,0x95,0x96,0x97,
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0x98,0x99,0x9a,0x9b,0x9c,0x9d,0x9e,0x9f,
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0xa0,0xa1,0xa2,0xa3,0xa4,0xa5,0xa6,0xa7,
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0xa8,0xa9,0xaa,0xab,0xac,0xad,0xae,0xaf,
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0xb0,0xb1,0xb2,0xb3,0xb4,0xb5,0xb6,0xb7,
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0xb8,0xb9,0xba,0xbb,0xbc,0xbd,0xbe,0xbf,
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0x45,0x45,0x45,0x45,0x45,0x45,0x24,0x47,
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0x49,0x49,0x49,0x49,0x4d,0x4d,0x4d,0x4d,
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0x48,0x52,0x53,0x53,0x53,0x53,0x53,0x24,
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0x24,0x59,0x59,0x59,0x59,0x5d,0x24,0x24,
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0x65,0x65,0x65,0x65,0x65,0x65,0x24,0x67,
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0x69,0x69,0x69,0x69,0x6d,0x6d,0x6d,0x6d,
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0x73,0x72,0x73,0x73,0x73,0x73,0x73,0x24,
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0x24,0x79,0x79,0x79,0x79,0x7d,0x24,0x7d
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};
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#endif /* HAVE_NEW_CHARCELL_LCD */
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void lcd_clear_display(void)
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{
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int i;
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lcd_write(true,LCD_CURSOR(0,0));
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for (i=0;i<32;i++)
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lcd_write(false,lcd_ascii[' ']);
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}
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void lcd_puts(int x, int y, unsigned char *string)
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{
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int i;
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lcd_write(true,LCD_CURSOR(x,y));
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for (i=0; *string && x++<11; i++)
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lcd_write(false,lcd_ascii[*(unsigned char*)string++]);
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for (; x<11; x++)
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lcd_write(false,lcd_ascii[' ']);
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}
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void lcd_putc(int x, int y, unsigned char ch)
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{
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lcd_write(true,LCD_CURSOR(x,y));
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lcd_write(false,lcd_ascii[ch]);
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}
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void lcd_define_pattern (int which,char *pattern,int length)
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{
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int i;
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lcd_write(true,LCD_PRAM|which);
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for (i=0;i<length;i++)
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lcd_write(false,pattern[i]);
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}
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void lcd_double_height(bool on)
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{
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lcd_write(true,on?9:8);
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}
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static char icon_pos[] =
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{
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0, 0, 0, 0, /* Battery */
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2, /* USB */
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3, /* Play */
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4, /* Record */
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5, /* Pause */
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5, /* Audio */
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6, /* Repeat */
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7, /* 1 */
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9, /* Volume */
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9, /* Volume 1 */
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9, /* Volume 2 */
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10, /* Volume 3 */
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10, /* Volume 4 */
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10, /* Volume 5 */
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10, /* Param */
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};
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static char icon_mask[] =
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{
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0x02, 0x08, 0x04, 0x10, /* Battery */
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0x04, /* USB */
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0x10, /* Play */
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0x10, /* Record */
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0x02, /* Pause */
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0x10, /* Audio */
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0x02, /* Repeat */
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0x01, /* 1 */
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0x04, /* Volume */
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0x02, /* Volume 1 */
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0x01, /* Volume 2 */
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0x08, /* Volume 3 */
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0x04, /* Volume 4 */
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0x01, /* Volume 5 */
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0x10, /* Param */
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};
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void lcd_icon(int icon, bool enable)
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{
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static unsigned char icon_mirror[11] = {0};
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int pos, mask;
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pos = icon_pos[icon];
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mask = icon_mask[icon];
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lcd_write(true, LCD_ICON(pos));
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if(enable)
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icon_mirror[pos] |= mask;
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else
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icon_mirror[pos] &= ~mask;
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lcd_write(false, icon_mirror[pos]);
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}
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void lcd_init (void)
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{
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create_thread(scroll_thread, scroll_stack,
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sizeof(scroll_stack), scroll_name);
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}
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void lcd_set_contrast(int val)
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{
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lcd_write(true, LCD_CONTRAST_SET);
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lcd_write(false, 31-val);
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}
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void lcd_puts_scroll(int x, int y, unsigned char* string )
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{
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struct scrollinfo* s = &scroll;
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s->space = 11 - x;
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lcd_puts(x,y,string);
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s->textlen = strlen(string);
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if ( s->textlen > s->space ) {
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s->offset=s->space;
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s->startx=x;
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s->starty=y;
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strncpy(s->text,string,sizeof s->text);
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s->text[sizeof s->text - 1] = 0;
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memset(s->line, 0, sizeof s->line);
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strncpy(s->line,string,
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s->space > (int)sizeof s->line ?
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(int)sizeof s->line : s->space );
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s->line[sizeof s->line - 1] = 0;
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scroll_count = 1;
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}
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}
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void lcd_stop_scroll(void)
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{
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if ( scroll_count ) {
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struct scrollinfo* s = &scroll;
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scroll_count = 0;
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/* restore scrolled row */
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lcd_puts(s->startx,s->starty,s->text);
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lcd_update();
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}
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}
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void lcd_scroll_pause(void)
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{
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scroll_count = 0;
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}
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void lcd_scroll_resume(void)
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{
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scroll_count = 1;
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}
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void lcd_scroll_speed(int speed)
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{
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scroll_speed = speed;
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}
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static void scroll_thread(void)
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{
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struct scrollinfo* s = &scroll;
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while ( 1 ) {
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if ( !scroll_count ) {
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yield();
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continue;
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}
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/* wait 0.5s before starting scroll */
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if ( scroll_count < scroll_speed/2 )
|
||
|
|
scroll_count++;
|
||
|
|
else {
|
||
|
|
int i;
|
||
|
|
for ( i=0; i<s->space-1; i++ )
|
||
|
|
s->line[i] = s->line[i+1];
|
||
|
|
|
||
|
|
if ( s->offset < s->textlen ) {
|
||
|
|
s->line[(int)s->space - 1] = s->text[(int)s->offset];
|
||
|
|
s->offset++;
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
s->line[s->space - 1] = ' ';
|
||
|
|
if ( s->offset < s->textlen + scroll_spacing - 1 )
|
||
|
|
s->offset++;
|
||
|
|
else
|
||
|
|
s->offset = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
lcd_puts(s->startx,s->starty,s->line);
|
||
|
|
lcd_update();
|
||
|
|
}
|
||
|
|
sleep(HZ/scroll_speed);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif /* HAVE_LCD_CHARCELLS */
|
||
|
|
|
||
|
|
/* -----------------------------------------------------------------
|
||
|
|
* local variables:
|
||
|
|
* eval: (load-file "../rockbox-mode.el")
|
||
|
|
* end:
|
||
|
|
*/
|