grub2/include/grub/video.h
chaac 1e901a7573 2009-01-02 Colin D Bennett <colin@gibibit.com>
New font engine.
	
	Additional changes by Vesa Jääskeläinen <chaac@nic.fi> to adapt to
	build system and fixed gfxterm.c to work with different	sized fonts.

	* configure.ac: Changed UNIFONT_HEX to UNIFONT_BDF.
	
	* configure: Re-generated.
	
	* DISTLIST: Removed font/manager.c.
	Added font/font.c.
	Added font/font_cmd.c.
	
	* Makefile.in: Changed UNIFONT_HEX to UNIFONT_BDF.  Added Font tool
	compilation.
	
	* include/grub/misc.h (grub_utf8_to_ucs4): Changed prototype.  Changed users.
	
	* kern/misc.c (grub_utf8_to_ucs4): Changed prototype. 

	* kern/term.c: Changed users of grub_utf8_to_ucs4.
	
	* normal/menu.c: Likewise.
		
	* conf/common.rmk (font_mod_SOURCES): Removed font/manager.c.
	(font_mod_SOURCES): Added font/font_cmd.c, font/font.c.
	
	* include/grub/font.h: Replaced with new file.
	
	* include/grub/video.h (GRUB_VIDEO_MODE_TYPE_ALPHA): Changed value.
	(GRUB_VIDEO_MODE_TYPE_DOUBLE_BUFFERED): Likewise.
	(GRUB_VIDEO_MODE_TYPE_COLOR_MASK): Likewise.
	(GRUB_VIDEO_MODE_TYPE_1BIT_BITMAP): Added.
	(grub_video_blit_format): Added GRUB_VIDEO_BLIT_FORMAT_1BIT_PACKED.
	(grub_video_mode_info): Added bg_red, bg_green, bg_blue, bg_alpha, 
	fg_red, fg_green, fg_blue, fg_alpha.
	(grub_video_adapter): Removed blit_glyph.
	(grub_video_blit_glyph): Removed.	
	
	* font/manager.c: Removed file.
	
	* font/font.c: New file. 
	
	* font/font_cmd.c: Likewise.
	
	* video/video.c (grub_video_blit_glyph): Removed.
	
	* video/i386/pc/vbe.c (grub_video_vbe_map_rgb): Added 1-bit support.
	(grub_video_vbe_map_rgba): Likewise.
	(grub_video_vbe_unmap_color_int): Likewise.
	(grub_video_vbe_blit_glyph): Removed.
	(grub_video_vbe_adapter): Removed blit_glyph.
	
	* video/i386/pc/vbeutil.c (get_data_ptr): Added 1-bit support.
	(get_pixel): Likewise.
	(set_pixel): Likewise. 
	
	* commands/videotest.c (grub_cmd_videotest): Added more tests for fonts.
	
	* term/gfxterm.c: Adapted to new font engine.
	
	* term/i386/pc/vesafb.c: Marked as deprecated.  Made it compile.
	
	* term/i386/pc/vga.c: Likewise.
	
	* util/fonttool/src/org/gnu/grub/fonttool/BDFLoader.java: New file.
	
	* util/fonttool/src/org/gnu/grub/fonttool/CharDefs.java: Likewise.
	
	* util/fonttool/src/org/gnu/grub/fonttool/CharacterRange.java: Likewise.
	
	* util/fonttool/src/org/gnu/grub/fonttool/CharacterRange.java: Likewise.
	
	* util/fonttool/src/org/gnu/grub/fonttool/Converter.java: Likewise.
	
	* util/fonttool/src/org/gnu/grub/fonttool/Font.java: Likewise.
	
	* util/fonttool/src/org/gnu/grub/fonttool/Glyph.java: Likewise.
	
	* util/fonttool/src/org/gnu/grub/fonttool/PFF2Sections.java: Likewise.
	
	* util/fonttool/src/org/gnu/grub/fonttool/PFF2Writer.java: Likewise.

	* util/grub.d/00_header.in: Changed to use new loadfont command.
	
	* util/grub-mkconfig_lib.in: Changed font extension.
2009-01-02 15:26:06 +00:00

303 lines
11 KiB
C

/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 2006,2007,2008,2009 Free Software Foundation, Inc.
*
* GRUB is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* GRUB is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef GRUB_VIDEO_HEADER
#define GRUB_VIDEO_HEADER 1
#include <grub/err.h>
#include <grub/types.h>
/* Video color in hardware dependent format. Users should not assume any
specific coding format. */
typedef grub_uint32_t grub_video_color_t;
/* This structure is driver specific and should not be accessed directly by
outside code. */
struct grub_video_render_target;
/* Forward declarations for used data structures. */
struct grub_video_bitmap;
/* Defines used to describe video mode or rendering target. */
#define GRUB_VIDEO_MODE_TYPE_ALPHA 0x00000020
#define GRUB_VIDEO_MODE_TYPE_DOUBLE_BUFFERED 0x00000010
#define GRUB_VIDEO_MODE_TYPE_1BIT_BITMAP 0x00000004
#define GRUB_VIDEO_MODE_TYPE_INDEX_COLOR 0x00000002
#define GRUB_VIDEO_MODE_TYPE_RGB 0x00000001
/* Defines used to mask flags. */
#define GRUB_VIDEO_MODE_TYPE_COLOR_MASK 0x0000000F
/* Defines used to specify requested bit depth. */
#define GRUB_VIDEO_MODE_TYPE_DEPTH_MASK 0x0000ff00
#define GRUB_VIDEO_MODE_TYPE_DEPTH_POS 8
/* Defined predefined render targets. */
#define GRUB_VIDEO_RENDER_TARGET_DISPLAY ((struct grub_video_render_target *) 0)
#define GRUB_VIDEO_RENDER_TARGET_FRONT_BUFFER ((struct grub_video_render_target *) 0)
#define GRUB_VIDEO_RENDER_TARGET_BACK_BUFFER ((struct grub_video_render_target *) 1)
/* Defined blitting formats. */
enum grub_video_blit_format
{
/* Generic RGBA, use fields & masks. */
GRUB_VIDEO_BLIT_FORMAT_RGBA,
/* Optimized RGBA's. */
GRUB_VIDEO_BLIT_FORMAT_RGBA_8888,
GRUB_VIDEO_BLIT_FORMAT_BGRA_8888,
/* Generic RGB, use fields & masks. */
GRUB_VIDEO_BLIT_FORMAT_RGB,
/* Optimized RGB's. */
GRUB_VIDEO_BLIT_FORMAT_RGB_888,
GRUB_VIDEO_BLIT_FORMAT_BGR_888,
GRUB_VIDEO_BLIT_FORMAT_RGB_565,
GRUB_VIDEO_BLIT_FORMAT_BGR_565,
/* When needed, decode color or just use value as is. */
GRUB_VIDEO_BLIT_FORMAT_INDEXCOLOR,
/* Two color bitmap; bits packed: rows are not padded to byte boundary. */
GRUB_VIDEO_BLIT_FORMAT_1BIT_PACKED
};
/* Define blitting operators. */
enum grub_video_blit_operators
{
/* Replace target bitmap data with source. */
GRUB_VIDEO_BLIT_REPLACE,
/* Blend target and source based on source's alpha value. */
GRUB_VIDEO_BLIT_BLEND
};
struct grub_video_mode_info
{
/* Width of the screen. */
unsigned int width;
/* Height of the screen. */
unsigned int height;
/* Mode type bitmask. Contains information like is it Index color or
RGB mode. */
unsigned int mode_type;
/* Bits per pixel. */
unsigned int bpp;
/* Bytes per pixel. */
unsigned int bytes_per_pixel;
/* Pitch of one scanline. How many bytes there are for scanline. */
unsigned int pitch;
/* In index color mode, number of colors. In RGB mode this is 256. */
unsigned int number_of_colors;
/* Optimization hint how binary data is coded. */
enum grub_video_blit_format blit_format;
/* How many bits are reserved for red color. */
unsigned int red_mask_size;
/* What is location of red color bits. In Index Color mode, this is 0. */
unsigned int red_field_pos;
/* How many bits are reserved for green color. */
unsigned int green_mask_size;
/* What is location of green color bits. In Index Color mode, this is 0. */
unsigned int green_field_pos;
/* How many bits are reserved for blue color. */
unsigned int blue_mask_size;
/* What is location of blue color bits. In Index Color mode, this is 0. */
unsigned int blue_field_pos;
/* How many bits are reserved in color. */
unsigned int reserved_mask_size;
/* What is location of reserved color bits. In Index Color mode,
this is 0. */
unsigned int reserved_field_pos;
/* For 1-bit bitmaps, the background color. Used for bits = 0. */
grub_uint8_t bg_red;
grub_uint8_t bg_green;
grub_uint8_t bg_blue;
grub_uint8_t bg_alpha;
/* For 1-bit bitmaps, the foreground color. Used for bits = 1. */
grub_uint8_t fg_red;
grub_uint8_t fg_green;
grub_uint8_t fg_blue;
grub_uint8_t fg_alpha;
};
struct grub_video_palette_data
{
grub_uint8_t r; /* Red color value (0-255). */
grub_uint8_t g; /* Green color value (0-255). */
grub_uint8_t b; /* Blue color value (0-255). */
grub_uint8_t a; /* Reserved bits value (0-255). */
};
struct grub_video_adapter
{
/* The video adapter name. */
const char *name;
/* Initialize the video adapter. */
grub_err_t (*init) (void);
/* Clean up the video adapter. */
grub_err_t (*fini) (void);
grub_err_t (*setup) (unsigned int width, unsigned int height,
unsigned int mode_type);
grub_err_t (*get_info) (struct grub_video_mode_info *mode_info);
grub_err_t (*set_palette) (unsigned int start, unsigned int count,
struct grub_video_palette_data *palette_data);
grub_err_t (*get_palette) (unsigned int start, unsigned int count,
struct grub_video_palette_data *palette_data);
grub_err_t (*set_viewport) (unsigned int x, unsigned int y,
unsigned int width, unsigned int height);
grub_err_t (*get_viewport) (unsigned int *x, unsigned int *y,
unsigned int *width, unsigned int *height);
grub_video_color_t (*map_color) (grub_uint32_t color_name);
grub_video_color_t (*map_rgb) (grub_uint8_t red, grub_uint8_t green,
grub_uint8_t blue);
grub_video_color_t (*map_rgba) (grub_uint8_t red, grub_uint8_t green,
grub_uint8_t blue, grub_uint8_t alpha);
grub_err_t (*unmap_color) (grub_video_color_t color,
grub_uint8_t *red, grub_uint8_t *green,
grub_uint8_t *blue, grub_uint8_t *alpha);
grub_err_t (*fill_rect) (grub_video_color_t color, int x, int y,
unsigned int width, unsigned int height);
grub_err_t (*blit_bitmap) (struct grub_video_bitmap *bitmap,
enum grub_video_blit_operators oper,
int x, int y, int offset_x, int offset_y,
unsigned int width, unsigned int height);
grub_err_t (*blit_render_target) (struct grub_video_render_target *source,
enum grub_video_blit_operators oper,
int x, int y, int offset_x, int offset_y,
unsigned int width, unsigned int height);
grub_err_t (*scroll) (grub_video_color_t color, int dx, int dy);
grub_err_t (*swap_buffers) (void);
grub_err_t (*create_render_target) (struct grub_video_render_target **result,
unsigned int width, unsigned int height,
unsigned int mode_type);
grub_err_t (*delete_render_target) (struct grub_video_render_target *target);
grub_err_t (*set_active_render_target) (struct grub_video_render_target *target);
grub_err_t (*get_active_render_target) (struct grub_video_render_target **target);
/* The next video adapter. */
struct grub_video_adapter *next;
};
typedef struct grub_video_adapter *grub_video_adapter_t;
void grub_video_register (grub_video_adapter_t adapter);
void grub_video_unregister (grub_video_adapter_t adapter);
void grub_video_iterate (int (*hook) (grub_video_adapter_t adapter));
grub_err_t grub_video_setup (unsigned int width, unsigned int height,
unsigned int mode_type);
grub_err_t grub_video_restore (void);
grub_err_t grub_video_get_info (struct grub_video_mode_info *mode_info);
enum grub_video_blit_format grub_video_get_blit_format (struct grub_video_mode_info *mode_info);
grub_err_t grub_video_set_palette (unsigned int start, unsigned int count,
struct grub_video_palette_data *palette_data);
grub_err_t grub_video_get_palette (unsigned int start, unsigned int count,
struct grub_video_palette_data *palette_data);
grub_err_t grub_video_set_viewport (unsigned int x, unsigned int y,
unsigned int width, unsigned int height);
grub_err_t grub_video_get_viewport (unsigned int *x, unsigned int *y,
unsigned int *width, unsigned int *height);
grub_video_color_t grub_video_map_color (grub_uint32_t color_name);
grub_video_color_t grub_video_map_rgb (grub_uint8_t red, grub_uint8_t green,
grub_uint8_t blue);
grub_video_color_t grub_video_map_rgba (grub_uint8_t red, grub_uint8_t green,
grub_uint8_t blue, grub_uint8_t alpha);
grub_err_t grub_video_unmap_color (grub_video_color_t color,
grub_uint8_t *red, grub_uint8_t *green,
grub_uint8_t *blue, grub_uint8_t *alpha);
grub_err_t grub_video_fill_rect (grub_video_color_t color, int x, int y,
unsigned int width, unsigned int height);
grub_err_t grub_video_blit_bitmap (struct grub_video_bitmap *bitmap,
enum grub_video_blit_operators oper,
int x, int y, int offset_x, int offset_y,
unsigned int width, unsigned int height);
grub_err_t grub_video_blit_render_target (struct grub_video_render_target *source,
enum grub_video_blit_operators oper,
int x, int y,
int offset_x, int offset_y,
unsigned int width,
unsigned int height);
grub_err_t grub_video_scroll (grub_video_color_t color, int dx, int dy);
grub_err_t grub_video_swap_buffers (void);
grub_err_t grub_video_create_render_target (struct grub_video_render_target **result,
unsigned int width,
unsigned int height,
unsigned int mode_type);
grub_err_t grub_video_delete_render_target (struct grub_video_render_target *target);
grub_err_t grub_video_set_active_render_target (struct grub_video_render_target *target);
grub_err_t grub_video_get_active_render_target (struct grub_video_render_target **target);
#endif /* ! GRUB_VIDEO_HEADER */