firmware/export/lcd.h

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2002 by Alan Korr
  11  *
  12  * All files in this archive are subject to the GNU General Public License.
  13  * See the file COPYING in the source tree root for full license agreement.
  14  *
  15  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  16  * KIND, either express or implied.
  17  *
  18  ****************************************************************************/
  19
  20 #ifndef __LCD_H__
  21 #define __LCD_H__
  22
  23 #include <stdbool.h>
  24 #include "sh7034.h"
  25 #include "config.h"
  26
  27 #define STYLE_DEFAULT 0
  28 #define STYLE_INVERT  1
  29
  30 /* common functions */
  31 extern void lcd_init(void);
  32 extern void lcd_clear_display(void);
  33 extern void lcd_backlight(bool on);
  34 extern void lcd_puts(int x, int y, const unsigned char *string);
  35 extern void lcd_puts_style(int x, int y, const unsigned char *string, int style);
  36 extern void lcd_putc(int x, int y, unsigned short ch);
  37
  38 extern void lcd_puts_scroll(int x, int y, const unsigned char* string );
  39 extern void lcd_puts_scroll_style(int x, int y, const unsigned char* string,
  40                                   int style);
  41 extern void lcd_icon(int icon, bool enable);
  42 extern void lcd_stop_scroll(void);
  43 extern void lcd_scroll_speed( int speed );
  44 extern void lcd_scroll_delay( int ms );
  45 extern void lcd_set_contrast(int val);
  46 extern void lcd_write_command( int byte );
  47 extern void lcd_write_data( const unsigned char* p_bytes, int count );
  48 extern int  lcd_default_contrast(void);
  49
  50 #if defined(SIMULATOR) || defined(HAVE_LCD_BITMAP)
  51 extern void lcd_update(void);
  52 /* performance function */
  53 extern void lcd_blit (const unsigned char* p_data, int x, int y, int width,
  54                       int height, int stride);
  55
  56 /* update a fraction of the screen */
  57 extern void lcd_update_rect(int x, int y, int width, int height);
  58 #else
  59   #define lcd_update()
  60   #define lcd_update_rect(x,y,w,h)
  61 #endif
  62
  63 #if defined(SIMULATOR)
  64 #include "sim_icons.h"
  65 #endif
  66
  67 #ifdef HAVE_LCD_CHARCELLS
  68
  69 /* Icon definitions for lcd_icon() */
  70 enum
  71 {
  72     ICON_BATTERY = 0,
  73     ICON_BATTERY_1,
  74     ICON_BATTERY_2,
  75     ICON_BATTERY_3,
  76     ICON_USB,
  77     ICON_PLAY,
  78     ICON_RECORD,
  79     ICON_PAUSE,
  80     ICON_AUDIO,
  81     ICON_REPEAT,
  82     ICON_1,
  83     ICON_VOLUME,
  84     ICON_VOLUME_1,
  85     ICON_VOLUME_2,
  86     ICON_VOLUME_3,
  87     ICON_VOLUME_4,
  88     ICON_VOLUME_5,
  89     ICON_PARAM
  90 };
  91
  92 extern void lcd_define_hw_pattern (int which,const char *pattern,int length);
  93 extern void lcd_define_pattern (int which,const char *pattern);
  94 extern void lcd_double_height (bool on);
  95 #define JUMP_SCROLL_ALWAYS 5
  96 extern void lcd_jump_scroll (int mode); /* 0=off, 1=once, ..., ALWAYS */
  97 extern void lcd_jump_scroll_delay( int ms );
  98 unsigned char lcd_get_locked_pattern(void);
  99 void lcd_unlock_pattern(unsigned char pat);
 100 void lcd_allow_bidirectional_scrolling(bool on);
 101 extern void lcd_bidir_scroll(int threshold);
 102 void lcd_put_cursor(int x, int y, char cursor_char);
 103 void lcd_remove_cursor(void);
 104 #endif
 105
 106 #if defined(HAVE_LCD_BITMAP) || defined(SIMULATOR)
 107 #if defined(HAVE_LCD_CHARCELLS) && defined(SIMULATOR)
 108 #endif
 109
 110 #define DRAW_PIXEL(x,y) lcd_framebuffer[(y)/8][(x)] |= (1<<((y)&7))
 111 #define CLEAR_PIXEL(x,y) lcd_framebuffer[(y)/8][(x)] &= ~(1<<((y)&7))
 112 #define INVERT_PIXEL(x,y) lcd_framebuffer[(y)/8][(x)] ^= (1<<((y)&7))
 113
 114 /*
 115  * Memory copy of display bitmap
 116  */
 117 extern unsigned char lcd_framebuffer[LCD_HEIGHT/8][LCD_WIDTH];
 118
 119 extern void lcd_setmargins(int xmargin, int ymargin);
 120 extern int  lcd_getxmargin(void);
 121 extern int  lcd_getymargin(void);
 122 extern void lcd_bitmap (const unsigned char *src, int x, int y, int nx, int ny,
 123                         bool clear);
 124 extern void lcd_clearrect (int x, int y, int nx, int ny);
 125 extern void lcd_fillrect (int x, int y, int nx, int ny);
 126 extern void lcd_drawrect (int x, int y, int nx, int ny);
 127 extern void lcd_invertrect (int x, int y, int nx, int ny);
 128 extern void lcd_invertscroll(int x, int y);
 129 extern void lcd_drawline( int x1, int y1, int x2, int y2 );
 130 extern void lcd_clearline( int x1, int y1, int x2, int y2 );
 131 extern void lcd_drawpixel(int x, int y);
 132 extern void lcd_clearpixel(int x, int y);
 133 extern void lcd_invertpixel(int x, int y);
 134 extern void lcd_roll(int pixels);
 135 extern void lcd_set_invert_display(bool yesno);
 136 extern void lcd_set_flip(bool yesno);
 137 extern void lcd_bidir_scroll(int threshold);
 138 extern void lcd_scroll_step(int pixels);
 139 extern void lcd_setfont(int font);
 140 extern void lcd_putsxy(int x, int y, const unsigned char *string);
 141 extern int  lcd_getstringsize(const unsigned char *str, int *w, int *h);
 142
 143 #endif /* CHARCELLS / BITMAP */
 144
 145 #endif /* __LCD_H__ */