/*************************************************************************** * __________ __ ___. * 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 #include "cpu.h" #include "config.h" #define STYLE_DEFAULT 0 #define STYLE_INVERT 1 #ifdef SIMULATOR #define lcd_icon(x,y) sim_lcd_icon(x,y) #ifndef MAX_PATH #define MAX_PATH 260 #endif #else #include "file.h" /* for MAX_PATH; FIXME: Why does this not work for sims? */ #endif #if LCD_DEPTH <=8 typedef unsigned char fb_data; #elif LCD_DEPTH <= 16 typedef unsigned short fb_data; #else typedef unsigned long fb_data; #endif /* common functions */ extern void lcd_write_command(int byte); extern void lcd_write_command_ex(int cmd, int data1, int data2); extern void lcd_write_data(const fb_data* p_bytes, int count); extern void lcd_init(void); #ifdef SIMULATOR /* Define a dummy device specific init for the sims */ #define lcd_init_device() #else extern void lcd_init_device(void); #endif extern void lcd_backlight(bool on); extern int lcd_default_contrast(void); extern void lcd_set_contrast(int val); extern void lcd_clear_display(void); extern void lcd_puts(int x, int y, const unsigned char *string); extern void lcd_puts_style(int x, int y, const unsigned char *string, int style); extern void lcd_putc(int x, int y, unsigned short ch); extern void lcd_stop_scroll(void); extern void lcd_scroll_speed(int speed); extern void lcd_scroll_delay(int ms); extern void lcd_puts_scroll(int x, int y, const unsigned char* string); extern void lcd_puts_scroll_style(int x, int y, const unsigned char* string, int style); extern void lcd_icon(int icon, bool enable); #if defined(SIMULATOR) || defined(HAVE_LCD_BITMAP) /* performance function */ extern void lcd_blit(const fb_data* data, int x, int by, int width, int bheight, int stride); extern void lcd_update(void); /* update a fraction of the screen */ extern void lcd_update_rect(int x, int y, int width, int height); #ifdef HAVE_REMOTE_LCD extern void lcd_remote_update(void); /* update a fraction of the screen */ extern void lcd_remote_update_rect(int x, int y, int width, int height); #endif #else #define lcd_update() #define lcd_update_rect(x,y,w,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_double_height(bool on); extern void lcd_define_hw_pattern(int which,const char *pattern,int length); extern void lcd_define_pattern(int which,const char *pattern); unsigned char lcd_get_locked_pattern(void); void lcd_unlock_pattern(unsigned char pat); void lcd_put_cursor(int x, int y, char cursor_char); void lcd_remove_cursor(void); extern void lcd_bidir_scroll(int threshold); #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); #endif /* Draw modes */ #define DRMODE_COMPLEMENT 0 #define DRMODE_BG 1 #define DRMODE_FG 2 #define DRMODE_SOLID 3 #define DRMODE_INVERSEVID 4 /* used as bit modifier for basic modes */ /* Low-level drawing function types */ typedef void lcd_pixelfunc_type(int x, int y); typedef void lcd_blockfunc_type(unsigned char *address, unsigned mask, unsigned bits); #if LCD_DEPTH >= 8 typedef void lcd_fastpixelfunc_type(fb_data *address); #endif #ifdef HAVE_LCD_BITMAP #ifdef HAVE_LCD_COLOR #if LCD_DEPTH == 16 #define LCD_MAX_RED 31 #define LCD_MAX_GREEN 63 #define LCD_MAX_BLUE 31 #define _RGB_UNPACK_RED(x) ((((x) >> 8) & 0xf8) | ((x) >> 13)) #define _RGB_UNPACK_GREEN(x) ((((x) >> 3) & 0xfc) | (((x) >> 9) & 0x03)) #define _RGB_UNPACK_BLUE(x) ((((x) << 3) & 0xf8) | (((x) >> 2) & 0x07)) #define _RGBPACK(r, g, b) ( ((((r) * (31*257) + (127*257)) >> 16) << 11) \ |((((g) * (63*257) + (127*257)) >> 16) << 5) \ | (((b) * (31*257) + (127*257)) >> 16)) /* Note: ((x * 257) >> 16) almost equals (x / 255), but it avoids the division, * so it's faster when the macro is used for variable r, g, b in the source. */ #if (LCD_PIXELFORMAT == RGB565SWAPPED) #define LCD_RGBPACK(r, g, b) ( ((_RGBPACK((r), (g), (b)) & 0xff00) >> 8) \ |((_RGBPACK((r), (g), (b)) & 0x00ff) << 8)) #define RGB_UNPACK_RED(x) _RGB_UNPACK_RED(swap16(x)) #define RGB_UNPACK_GREEN(x) _RGB_UNPACK_GREEN(swap16(x)) #define RGB_UNPACK_BLUE(x) _RGB_UNPACK_BLUE(swap16(x)) #else #define LCD_RGBPACK(r, g, b) _RGBPACK((r), (g), (b)) #define RGB_UNPACK_RED(x) _RGB_UNPACK_RED(x) #define RGB_UNPACK_GREEN(x) _RGB_UNPACK_GREEN(x) #define RGB_UNPACK_BLUE(x) _RGB_UNPACK_BLUE(x) #endif #elif LCD_DEPTH == 18 #define LCD_MAX_RED 63 #define LCD_MAX_GREEN 63 #define LCD_MAX_BLUE 63 #define LCD_RGBPACK(r, g, b) ( ((((r) * (63*257) + (127*257)) >> 16) << 12) \ |((((g) * (63*257) + (127*257)) >> 16) << 6) \ | (((b) * (63*257) + (127*257)) >> 16)) #else /* other colour depths */ #endif #define LCD_BLACK LCD_RGBPACK(0, 0, 0) #define LCD_DARKGRAY LCD_RGBPACK(85, 85, 85) #define LCD_LIGHTGRAY LCD_RGBPACK(170, 170, 170) #define LCD_WHITE LCD_RGBPACK(255, 255, 255) #define LCD_DEFAULT_FG LCD_BLACK #define LCD_DEFAULT_BG LCD_RGBPACK(182, 198, 229) /* rockbox blue */ #elif LCD_DEPTH > 1 /* greyscale */ #define LCD_MAX_LEVEL ((1 << LCD_DEPTH) - 1) #define LCD_BRIGHTNESS(y) (((y) * LCD_MAX_LEVEL + 127) / 255) #define LCD_BLACK LCD_BRIGHTNESS(0) #define LCD_DARKGRAY LCD_BRIGHTNESS(85) #define LCD_LIGHTGRAY LCD_BRIGHTNESS(170) #define LCD_WHITE LCD_BRIGHTNESS(255) #define LCD_DEFAULT_FG LCD_BLACK #define LCD_DEFAULT_BG LCD_WHITE #endif /* Memory copy of display bitmap */ #if LCD_DEPTH == 1 extern fb_data lcd_framebuffer[LCD_HEIGHT/8][LCD_WIDTH]; #elif LCD_DEPTH == 2 #if LCD_PIXELFORMAT == HORIZONTAL_PACKING #define LCD_FBWIDTH ((LCD_WIDTH+3)/4) extern fb_data lcd_framebuffer[LCD_HEIGHT][LCD_FBWIDTH]; #else extern fb_data lcd_framebuffer[LCD_HEIGHT/4][LCD_WIDTH]; #endif #elif LCD_DEPTH == 16 extern fb_data lcd_framebuffer[LCD_HEIGHT][LCD_WIDTH]; #elif LCD_DEPTH == 18 extern fb_data lcd_framebuffer[LCD_HEIGHT][LCD_WIDTH]; #endif #ifndef LCD_FBWIDTH #define LCD_FBWIDTH LCD_WIDTH #endif #if (CONFIG_BACKLIGHT==BL_IRIVER_H300) || (CONFIG_BACKLIGHT==BL_IPOD3G) extern void lcd_enable(bool on); #endif /* Bitmap formats */ enum { FORMAT_MONO, FORMAT_NATIVE, FORMAT_ANY /* For passing to read_bmp_file() */ }; #define FORMAT_TRANSPARENT 0x40000000 #define TRANSPARENT_COLOR LCD_RGBPACK(255,0,255) struct bitmap { int width; int height; #if LCD_DEPTH > 1 int format; unsigned char *maskdata; #endif unsigned char *data; }; extern void lcd_set_invert_display(bool yesno); extern void lcd_set_flip(bool yesno); extern void lcd_roll(int pixels); extern void lcd_set_drawmode(int mode); extern int lcd_get_drawmode(void); extern void lcd_setmargins(int xmargin, int ymargin); extern int lcd_getxmargin(void); extern int lcd_getymargin(void); extern void lcd_setfont(int font); extern int lcd_getstringsize(const unsigned char *str, int *w, int *h); extern void lcd_puts_offset(int x, int y, const unsigned char *str, int offset); extern void lcd_puts_style_offset(int x, int y, const unsigned char *str, int style, int offset); extern void lcd_puts_scroll_offset(int x, int y, const unsigned char *string, int offset); extern void lcd_puts_scroll_style_offset(int x, int y, const unsigned char *string, int style, int offset); /* low level drawing function pointer arrays */ extern lcd_pixelfunc_type* const lcd_pixelfuncs[8]; extern lcd_blockfunc_type* const lcd_blockfuncs[8]; #if LCD_DEPTH >= 8 extern lcd_fastpixelfunc_type* const * lcd_fastpixelfuncs; #endif extern void lcd_drawpixel(int x, int y); extern void lcd_drawline(int x1, int y1, int x2, int y2); extern void lcd_hline(int x1, int x2, int y); extern void lcd_vline(int x, int y1, int y2); extern void lcd_drawrect(int x, int y, int width, int height); extern void lcd_fillrect(int x, int y, int width, int height); extern void lcd_bitmap_part(const fb_data *src, int src_x, int src_y, int stride, int x, int y, int width, int height); extern void lcd_bitmap(const fb_data *src, int x, int y, int width, int height); extern void lcd_putsxy(int x, int y, const unsigned char *string); extern void lcd_invertscroll(int x, int y); extern void lcd_bidir_scroll(int threshold); extern void lcd_scroll_step(int pixels); #if LCD_DEPTH > 1 extern void lcd_set_foreground(unsigned foreground); extern unsigned lcd_get_foreground(void); extern void lcd_set_background(unsigned background); extern unsigned lcd_get_background(void); extern void lcd_set_drawinfo(int mode, unsigned foreground, unsigned background); #ifdef HAVE_LCD_COLOR void lcd_set_backdrop(fb_data* backdrop); fb_data* lcd_get_backdrop(void); #endif extern void lcd_mono_bitmap_part(const unsigned char *src, int src_x, int src_y, int stride, int x, int y, int width, int height); extern void lcd_mono_bitmap(const unsigned char *src, int x, int y, int width, int height); extern void lcd_bitmap_transparent_part(const fb_data *src, int src_x, int src_y, int stride, int x, int y, int width, int height); extern void lcd_bitmap_transparent(const fb_data *src, int x, int y, int width, int height); #else /* LCD_DEPTH == 1 */ #define lcd_mono_bitmap lcd_bitmap #define lcd_mono_bitmap_part lcd_bitmap_part #endif #endif /* HAVE_LCD_BITMAP */ /* internal usage, but in multiple drivers */ #ifdef HAVE_LCD_BITMAP #define SCROLL_SPACING 3 struct scrollinfo { char line[MAX_PATH + LCD_WIDTH/2 + SCROLL_SPACING + 2]; int len; /* length of line in chars */ int width; /* length of line in pixels */ int offset; int startx; bool backward; /* scroll presently forward or backward? */ bool bidir; bool invert; /* invert the scrolled text */ long start_tick; }; #else /* !HAVE_LCD_BITMAP */ struct scrollinfo { int mode; char text[MAX_PATH]; int textlen; int offset; int turn_offset; int startx; int starty; long scroll_start_tick; int direction; /* +1 for right or -1 for left*/ int jump_scroll; int jump_scroll_steps; }; #endif #endif /* __LCD_H__ */