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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 by Alan Korr
*
* 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 __LCD_H__
#define __LCD_H__
#include <stdbool.h>
#include "sh7034.h"
#include "config.h"
#define STYLE_DEFAULT 0
#define STYLE_INVERT 1
/* common functions */
extern void lcd_init(void);
extern void lcd_clear_display(void);
extern void lcd_backlight(bool on);
extern void lcd_puts(int x, int y, unsigned char *string);
extern void lcd_puts_style(int x, int y, unsigned char *string, int style);
extern void lcd_putc(int x, int y, unsigned short ch);
extern void lcd_puts_scroll(int x, int y, unsigned char* string );
extern void lcd_puts_scroll_style(int x, int y, unsigned char* string,
int style);
extern void lcd_icon(int icon, bool enable);
extern void lcd_stop_scroll(void);
extern void lcd_scroll_speed( int speed );
extern void lcd_scroll_delay( int ms );
extern void lcd_set_contrast(int val);
extern void lcd_write_command( int byte );
extern void lcd_write_data( unsigned char* p_bytes, int count );
extern int lcd_default_contrast(void);
#if defined(SIMULATOR) || defined(HAVE_LCD_BITMAP)
extern void lcd_update(void);
/* performance function */
extern void lcd_blit (unsigned char* p_data, int x, int y, int width, int height, int stride);
/* update a fraction of the screen */
extern void lcd_update_rect(int x, int y, int width, int height);
#else
#define lcd_update()
#define lcd_update_rect(x,y,w,h)
#endif
#if defined(SIMULATOR)
#include "sim_icons.h"
#endif
#ifdef HAVE_LCD_CHARCELLS
/* Icon definitions for lcd_icon() */
enum
{
ICON_BATTERY = 0,
ICON_BATTERY_1,
ICON_BATTERY_2,
ICON_BATTERY_3,
ICON_USB,
ICON_PLAY,
ICON_RECORD,
ICON_PAUSE,
ICON_AUDIO,
ICON_REPEAT,
ICON_1,
ICON_VOLUME,
ICON_VOLUME_1,
ICON_VOLUME_2,
ICON_VOLUME_3,
ICON_VOLUME_4,
ICON_VOLUME_5,
ICON_PARAM
};
extern void lcd_define_hw_pattern (int which,char *pattern,int length);
extern void lcd_define_pattern (int which,char *pattern);
extern void lcd_double_height (bool on);
#define JUMP_SCROLL_ALWAYS 5
extern void lcd_jump_scroll (int mode); /* 0=off, 1=once, ..., ALWAYS */
extern void lcd_jump_scroll_delay( int ms );
unsigned char lcd_get_locked_pattern(void);
void lcd_unlock_pattern(unsigned char pat);
void lcd_allow_bidirectional_scrolling(bool on);
extern void lcd_bidir_scroll(int threshold);
void lcd_put_cursor(int x, int y, char cursor_char);
void lcd_remove_cursor(void);
#endif
#if defined(HAVE_LCD_BITMAP) || defined(SIMULATOR)
#if defined(HAVE_LCD_CHARCELLS) && defined(SIMULATOR)
#define LCD_WIDTH (4*11*6) /* Display width in pixels */
#define LCD_HEIGHT (4*16+2*24) /* 4*char + 2*icons */
#else
#define LCD_WIDTH 112 /* Display width in pixels */
#define LCD_HEIGHT 64 /* Display height in pixels */
#endif
#define DRAW_PIXEL(x,y) lcd_framebuffer[(y)/8][(x)] |= (1<<((y)&7))
#define CLEAR_PIXEL(x,y) lcd_framebuffer[(y)/8][(x)] &= ~(1<<((y)&7))
#define INVERT_PIXEL(x,y) lcd_framebuffer[(y)/8][(x)] ^= (1<<((y)&7))
/*
* Memory copy of display bitmap
*/
extern unsigned char lcd_framebuffer[LCD_HEIGHT/8][LCD_WIDTH];
extern void lcd_setmargins(int xmargin, int ymargin);
extern int lcd_getxmargin(void);
extern int lcd_getymargin(void);
extern void lcd_bitmap (const unsigned char *src, int x, int y, int nx, int ny,
bool clear);
extern void lcd_clearrect (int x, int y, int nx, int ny);
extern void lcd_fillrect (int x, int y, int nx, int ny);
extern void lcd_drawrect (int x, int y, int nx, int ny);
extern void lcd_invertrect (int x, int y, int nx, int ny);
extern void lcd_invertscroll(int x, int y);
extern void lcd_drawline( int x1, int y1, int x2, int y2 );
extern void lcd_clearline( int x1, int y1, int x2, int y2 );
extern void lcd_drawpixel(int x, int y);
extern void lcd_clearpixel(int x, int y);
extern void lcd_invertpixel(int x, int y);
extern void lcd_roll(int pixels);
extern void lcd_set_invert_display(bool yesno);
extern void lcd_set_flip(bool yesno);
extern void lcd_bidir_scroll(int threshold);
extern void lcd_scroll_step(int pixels);
extern void lcd_setfont(int font);
extern void lcd_putsxy(int x, int y, const unsigned char *string);
extern int lcd_getstringsize(unsigned char *str, int *w, int *h);
extern int lcd_getstringsize(unsigned char *str, int *w, int *h);
#endif /* CHARCELLS / BITMAP */
/* These control codes may only work on the Neo LCD display */
#ifdef HAVE_NEO_LCD
/* Cursor Control Instructions */
#define LCD_OFFCUR 0x0C
#define LCD_LINECUR 0x0E
#define LCD_BLINKCUR 0x0D
#define LCD_COMBNCUR 0x0F
#define LCD_HOMECUR 0x02
#define LCD_SHLFCUR 0x10
#define LCD_SHRTCUR 0x14
/* Display Control Instructions */
#define LCD_CLEAR 0x01
#define LCD_OFFDISP 0x08
#define LCD_ONDISP 0x0C
#define LCD_SHLFDISP 0x18
#define LCD_SHRTDISP 0x1C
#define LCD_SET_CGRAM 0x40
#endif
#endif /* __LCD_H__ */
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