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rockbox/firmware/export/lcd.h
Greg White 922c0d6d33 Fix simulator build 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11910 a1c6a512-1295-4272-9138-f99709370657
2007-01-04 12:13:56 +00:00

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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 "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(HAVE_LCD_COLOR) && !defined(SIMULATOR)
extern void lcd_yuv_blit(unsigned char * const src[3],
int src_x, int src_y, int stride,
int x, int y, int width, int height);
#endif
#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(fb_data *address, unsigned mask, unsigned bits);
#if LCD_DEPTH >= 8
typedef void lcd_fastpixelfunc_type(fb_data *address);
#endif
#ifdef HAVE_LCD_BITMAP
#if defined(HAVE_LCD_COLOR) && LCD_REMOTE_DEPTH > 1
/* Just return color for screens use */
static inline unsigned lcd_color_to_native(unsigned color)
{ return color; }
#define SCREEN_COLOR_TO_NATIVE(screen, color) (screen)->color_to_native(color)
#else
#define SCREEN_COLOR_TO_NATIVE(screen, color) (color)
#endif
#ifdef HAVE_LCD_COLOR
#if LCD_PIXELFORMAT == RGB565 || LCD_PIXELFORMAT == RGB565SWAPPED
#define LCD_MAX_RED 31
#define LCD_MAX_GREEN 63
#define LCD_MAX_BLUE 31
#define LCD_RED_BITS 5
#define LCD_GREEN_BITS 6
#define LCD_BLUE_BITS 5
/* pack/unpack native RGB values */
#define _RGBPACK_LCD(r, g, b) ( ((r) << 11) | ((g) << 5) | (b) )
#define _RGB_UNPACK_RED_LCD(x) ( (((x) >> 11) ) )
#define _RGB_UNPACK_GREEN_LCD(x) ( (((x) >> 5) & 0x3f) )
#define _RGB_UNPACK_BLUE_LCD(x) ( (((x) ) & 0x1f) )
/* pack/unpack 24-bit RGB values */
#define _RGBPACK(r, g, b) _RGBPACK_LCD((r) >> 3, (g) >> 2, (b) >> 3)
#define _RGB_UNPACK_RED(x) ( (((x) >> 8) & 0xf8) | (((x) >> 11) & 0x07) )
#define _RGB_UNPACK_GREEN(x) ( (((x) >> 3) & 0xfc) | (((x) >> 5) & 0x03) )
#define _RGB_UNPACK_BLUE(x) ( (((x) << 3) & 0xf8) | (((x) ) & 0x07) )
#if (LCD_PIXELFORMAT == RGB565SWAPPED)
/* RGB3553 */
#define _LCD_UNSWAP_COLOR(x) swap16(x)
#define LCD_RGBPACK_LCD(r, g, b) ( (((r) << 3) ) | \
(((g) >> 3) ) | \
(((g) & 0x07) << 13) | \
(((b) << 8) ) )
#define LCD_RGBPACK(r, g, b) ( (((r) >> 3) << 3) | \
(((g) >> 5) ) | \
(((g) & 0x1c) << 11) | \
(((b) >> 3) << 8) )
/* swap color once - not currenly used in static inits */
#define _SWAPUNPACK(x, _unp_) \
({ typeof (x) _x_ = swap16(x); _unp_(_x_); })
#define RGB_UNPACK_RED(x) _SWAPUNPACK((x), _RGB_UNPACK_RED)
#define RGB_UNPACK_GREEN(x) _SWAPUNPACK((x), _RGB_UNPACK_GREEN)
#define RGB_UNPACK_BLUE(x) _SWAPUNPACK((x), _RGB_UNPACK_BLUE)
#define RGB_UNPACK_RED_LCD(x) _SWAPUNPACK((x), _RGB_UNPACK_RED_LCD)
#define RGB_UNPACK_GREEN_LCD(x) _SWAPUNPACK((x), _RGB_UNPACK_GREEN_LCD)
#define RGB_UNPACK_BLUE_LCD(x) _SWAPUNPACK((x), _RGB_UNPACK_BLUE_LCD)
#else
/* RGB565 */
#define _LCD_UNSWAP_COLOR(x) (x)
#define LCD_RGBPACK(r, g, b) _RGBPACK((r), (g), (b))
#define LCD_RGBPACK_LCD(r, g, b) _RGBPACK_LCD((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)
#define RGB_UNPACK_RED_LCD(x) _RGB_UNPACK_RED(x)
#define RGB_UNPACK_GREEN_LCD(x) _RGB_UNPACK_GREEN(x)
#define RGB_UNPACK_BLUE_LCD(x) _RGB_UNPACK_BLUE(x)
#endif
#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
/** Port-specific functions. Enable in port config file. **/
#ifdef HAVE_LCD_ENABLE
/* Enable/disable the main display. */
extern void lcd_enable(bool on);
#endif
#ifdef HAVE_LCD_SLEEP
/* Put the LCD into a power saving state deeper than lcd_enable(false). */
extern void lcd_sleep(void);
#endif
/* Bitmap formats */
enum
{
FORMAT_MONO,
FORMAT_NATIVE,
FORMAT_ANY /* For passing to read_bmp_file() */
};
#define FORMAT_TRANSPARENT 0x40000000
#define FORMAT_DITHER 0x20000000
#define FORMAT_REMOTE 0x10000000
#define TRANSPARENT_COLOR LCD_RGBPACK(255,0,255)
struct bitmap {
int width;
int height;
#if (LCD_DEPTH > 1) || defined(HAVE_REMOTE_LCD) && (LCD_REMOTE_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_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 */
#if LCD_DEPTH >= 8
extern lcd_fastpixelfunc_type* const *lcd_fastpixelfuncs;
#elif LCD_DEPTH > 1
extern lcd_pixelfunc_type* const *lcd_pixelfuncs;
extern lcd_blockfunc_type* const *lcd_blockfuncs;
#else
extern lcd_pixelfunc_type* const lcd_pixelfuncs[8];
extern lcd_blockfunc_type* const lcd_blockfuncs[8];
#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);
void lcd_set_backdrop(fb_data* backdrop);
#if defined(TOSHIBA_GIGABEAT_F) && !defined(SIMULATOR)
void lcd_device_prepare_backdrop(fb_data* backdrop);
#else
#define lcd_device_prepare_backdrop(x) ;
#endif
fb_data* lcd_get_backdrop(void);
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
#define SCROLL_LINE_SIZE (MAX_PATH + LCD_WIDTH/2 + SCROLL_SPACING + 2)
struct scrollinfo {
char line[SCROLL_LINE_SIZE];
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__ */
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