diff options
Diffstat (limited to 'src/engine/client/ec_font.c')
| -rw-r--r-- | src/engine/client/ec_font.c | 199 |
1 files changed, 0 insertions, 199 deletions
diff --git a/src/engine/client/ec_font.c b/src/engine/client/ec_font.c deleted file mode 100644 index f8760d41..00000000 --- a/src/engine/client/ec_font.c +++ /dev/null @@ -1,199 +0,0 @@ -/* copyright (c) 2007 magnus auvinen, see licence.txt for more info */ -#include <stdarg.h> -#include <stdio.h> -#include <string.h> -#include <base/system.h> -#include <engine/e_client_interface.h> -#include <engine/e_engine.h> -#include "ec_font.h" - -typedef struct -{ - short x, y; - short width, height; - short x_offset, y_offset; - short x_advance; -} FONT_CHARACTER; - -typedef struct -{ - short size; - short width, height; - - short line_height; - short base; - - FONT_CHARACTER characters[256]; - - short kerning[256*256]; -} FONT_DATA; - -int font_load(FONT *font, const char *filename) -{ - FONT_DATA font_data; - IOHANDLE file; - - file = engine_openfile(filename, IOFLAG_READ); - - if(file) - { - int i; - - io_read(file, &font_data, sizeof(FONT_DATA)); - io_close(file); - -#if defined(CONF_ARCH_ENDIAN_BIG) - swap_endian(&font_data, 2, sizeof(FONT_DATA)/2); -#endif - - { - float scale_factor_x = 1.0f/font_data.size; - float scale_factor_y = 1.0f/font_data.size; - float scale_factor_tex_x = 1.0f/font_data.width; - float scale_factor_tex_y = 1.0f/font_data.height; - - for (i = 0; i < 256; i++) - { - float tex_x0 = font_data.characters[i].x*scale_factor_tex_x; - float tex_y0 = font_data.characters[i].y*scale_factor_tex_y; - float tex_x1 = (font_data.characters[i].x+font_data.characters[i].width)*scale_factor_tex_x; - float tex_y1 = (font_data.characters[i].y+font_data.characters[i].height)*scale_factor_tex_y; - - float width = font_data.characters[i].width*scale_factor_x; - float height = font_data.characters[i].height*scale_factor_y; - float x_offset = font_data.characters[i].x_offset*scale_factor_x; - float y_offset = font_data.characters[i].y_offset*scale_factor_y; - float x_advance = (font_data.characters[i].x_advance)*scale_factor_x; - - font->characters[i].tex_x0 = tex_x0; - font->characters[i].tex_y0 = tex_y0; - font->characters[i].tex_x1 = tex_x1; - font->characters[i].tex_y1 = tex_y1; - font->characters[i].width = width; - font->characters[i].height = height; - font->characters[i].x_offset = x_offset; - font->characters[i].y_offset = y_offset; - font->characters[i].x_advance = x_advance; - - } - - for (i = 0; i < 256*256; i++) - { - font->kerning[i] = (char)font_data.kerning[i]; - } - } - - return 0; - } - else - return -1; -} - -/*int gfx_load_texture(const char *filename, int store_format, int flags); -#define IMG_ALPHA 2*/ - -int font_set_load(FONT_SET *font_set, const char *font_filename, const char *text_texture_filename, const char *outline_texture_filename, int fonts, ...) -{ - int i; - va_list va; - - font_set->font_count = fonts; - - va_start(va, fonts); - for (i = 0; i < fonts; i++) - { - int size; - char composed_font_filename[256]; - char composed_text_texture_filename[256]; - char composed_outline_texture_filename[256]; - FONT *font = &font_set->fonts[i]; - - size = va_arg(va, int); - str_format(composed_font_filename, sizeof(composed_font_filename), font_filename, size); - str_format(composed_text_texture_filename, sizeof(composed_text_texture_filename), text_texture_filename, size); - str_format(composed_outline_texture_filename, sizeof(composed_outline_texture_filename), outline_texture_filename, size); - - if (font_load(font, composed_font_filename)) - { - dbg_msg("font/loading", "failed loading font %s.", composed_font_filename); - va_end(va); - return -1; - } - - font->size = size; - font->text_texture = gfx_load_texture(composed_text_texture_filename, IMG_ALPHA, TEXLOAD_NORESAMPLE); - font->outline_texture = gfx_load_texture(composed_outline_texture_filename, IMG_ALPHA, TEXLOAD_NORESAMPLE); - } - - va_end(va); - return 0; -} - -float font_text_width(FONT *font, const char *text, float size, int length) -{ - float width = 0.0f; - - const unsigned char *c = (unsigned char *)text; - int chars_left; - if (length == -1) - chars_left = strlen(text); - else - chars_left = length; - - while (chars_left--) - { - float tex_x0, tex_y0, tex_x1, tex_y1; - float char_width, char_height; - float x_offset, y_offset, x_advance; - float advance; - - font_character_info(font, *c, &tex_x0, &tex_y0, &tex_x1, &tex_y1, &char_width, &char_height, &x_offset, &y_offset, &x_advance); - - advance = x_advance + font_kerning(font, *c, *(c+1)); - - width += advance; - - c++; - } - - return width*size; -} - -void font_character_info(FONT *font, unsigned char c, float *tex_x0, float *tex_y0, float *tex_x1, float *tex_y1, float *width, float *height, float *x_offset, float *y_offset, float *x_advance) -{ - CHARACTER *character = &font->characters[c]; - - *tex_x0 = character->tex_x0; - *tex_y0 = character->tex_y0; - *tex_x1 = character->tex_x1; - *tex_y1 = character->tex_y1; - *width = character->width; - *height = character->height; - *x_offset = character->x_offset; - *y_offset = character->y_offset; - *x_advance = character->x_advance; -} - -float font_kerning(FONT *font, unsigned char c1, unsigned char c2) -{ - return font->kerning[c1 + c2*256] / (float)font->size; -} - -FONT *font_set_pick(FONT_SET *font_set, float size) -{ - int i; - FONT *picked_font = 0x0; - - for (i = font_set->font_count-1; i >= 0; i--) - { - FONT *font = &font_set->fonts[i]; - - if (font->size >= size) - picked_font = font; - } - - if (!picked_font) - picked_font = &font_set->fonts[font_set->font_count-1]; - - return picked_font; -} |