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规范tty模块的字体接口

This commit is contained in:
pointer-to-bios 2024-01-14 21:48:15 +08:00
parent def9bc89ca
commit 843ab95aa0
3 changed files with 48 additions and 16 deletions
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12
src/include/kernel/tty.h
View File

@ -111,10 +111,16 @@ void tty_set_framebuffer(tty *ttyx, framebuffer *fb);
*/
void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor);
#define gen_color(r, g, b) (((b) << 16) | ((g) << 8) | (r))
#define gen_color(r, g, b) (((r) << 16) | ((g) << 8) | (b))
#define TTY_FONT_SCALE 2
extern u64 font[256][64];
extern usize font_width, font_height;
typedef struct __tty_font_t
{
u16 char_width, char_height;
u64 **font;
} tty_font_t;
tty_font_t *tty_get_font();
#endif

26
src/kernel/tty/font.c
View File

@ -1,6 +1,8 @@
#include <types.h>
usize font_width = 8, font_height = 16;
#include <kernel/tty.h>
u16 font_width = 8, font_height = 16;
u64 font[256][64] = {
// 带 ‘//' 的是基准线
@ -1880,3 +1882,25 @@ u64 font[256][64] = {
0b00000000,
},
};
bool initialized = false;
u64 *font_pointers[256];
tty_font_t refont = {
.font = (u64 **)font_pointers,
.char_width = 8,
.char_height = 16,
};
tty_font_t *tty_get_font()
{
if (initialized == false)
{
for (usize i = 0; i < 256; i++)
{
font_pointers[i] = font[i];
}
initialized = true;
}
return &refont;
}

26
src/kernel/tty/tty.c
View File

@ -50,8 +50,8 @@ void tty_set_framebuffer(tty *ttyx, framebuffer *fb)
memcpy(&ttyx->typeinfo.raw_framebuffer, fb, sizeof(framebuffer));
if (ttyx->mode == tty_mode_text)
{
ttyx->text.width = fb->width / font_width;
ttyx->text.height = fb->height / font_height;
ttyx->text.width = fb->width / tty_get_font()->char_width;
ttyx->text.height = fb->height / tty_get_font()->char_height;
}
}
@ -72,11 +72,12 @@ inline static void scroll_buffer(
inline static void putchar(
tty *ttyx, char c, u32 color, u32 bgcolor)
{
for (usize j = 0; j < font_height; ++j)
tty_font_t *font = tty_get_font();
for (usize j = 0; j < font->char_height; ++j)
{
for (usize i = 0; i < font_width; ++i)
for (usize i = 0; i < font->char_width; ++i)
{
bool p = font[c][j] & (1 << (font_width - 1 - i));
bool p = font->font[c][j] & (1 << (font->char_width - 1 - i));
if (p != false)
{
for (usize a = 0; a < TTY_FONT_SCALE; ++a)
@ -86,8 +87,8 @@ inline static void putchar(
put_pixel(ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.pixsize,
ttyx->text.column * font_width * TTY_FONT_SCALE + i * TTY_FONT_SCALE + a,
ttyx->text.line * font_height * TTY_FONT_SCALE + j * TTY_FONT_SCALE + b,
ttyx->text.column * font->char_width * TTY_FONT_SCALE + i * TTY_FONT_SCALE + a,
ttyx->text.line * font->char_height * TTY_FONT_SCALE + j * TTY_FONT_SCALE + b,
color);
}
}
@ -101,8 +102,8 @@ inline static void putchar(
put_pixel(ttyx->typeinfo.raw_framebuffer.pointer,
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.pixsize,
ttyx->text.column * font_width * TTY_FONT_SCALE + i * TTY_FONT_SCALE + a,
ttyx->text.line * font_height * TTY_FONT_SCALE + j * TTY_FONT_SCALE + b,
ttyx->text.column * font->char_width * TTY_FONT_SCALE + i * TTY_FONT_SCALE + a,
ttyx->text.line * font->char_height * TTY_FONT_SCALE + j * TTY_FONT_SCALE + b,
bgcolor);
}
}
@ -121,7 +122,7 @@ inline static void newline(tty *ttyx)
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.height,
ttyx->typeinfo.raw_framebuffer.pixsize,
font_height * TTY_FONT_SCALE);
tty_get_font()->char_height * TTY_FONT_SCALE);
ttyx->text.line--;
}
}
@ -142,6 +143,7 @@ void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor)
t >>= 8;
}
}
tty_font_t *font = tty_get_font();
simple_lock_lock(ttyx->text.lock);
usize len = strlen(string);
for (char *str = string; string - str < len; string++)
@ -172,7 +174,7 @@ void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor)
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.height,
ttyx->typeinfo.raw_framebuffer.pixsize,
font_height * TTY_FONT_SCALE);
font->char_height * TTY_FONT_SCALE);
ttyx->text.line--;
}
continue;
@ -191,7 +193,7 @@ void tty_text_print(tty *ttyx, char *string, u32 color, u32 bgcolor)
ttyx->typeinfo.raw_framebuffer.width,
ttyx->typeinfo.raw_framebuffer.height,
ttyx->typeinfo.raw_framebuffer.pixsize,
font_height * TTY_FONT_SCALE);
font->char_height * TTY_FONT_SCALE);
continue;
}
// 打印字符c