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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 | /* * `Soft' font definitions * * Created 1995 by Geert Uytterhoeven * Rewritten 1998 by Martin Mares <mj@ucw.cz> * * 2001 - Documented with DocBook * - Brad Douglas <brad@neruo.com> * * This file is subject to the terms and conditions of the GNU General Public * License. See the file COPYING in the main directory of this archive * for more details. */ #include <linux/module.h> #include <linux/types.h> #include <linux/string.h> #if defined(__mc68000__) #include <asm/setup.h> #endif #include <linux/font.h> static const struct font_desc *fonts[] = { #ifdef CONFIG_FONT_8x8 &font_vga_8x8, #endif #ifdef CONFIG_FONT_8x16 &font_vga_8x16, #endif #ifdef CONFIG_FONT_6x11 &font_vga_6x11, #endif #ifdef CONFIG_FONT_7x14 &font_7x14, #endif #ifdef CONFIG_FONT_SUN8x16 &font_sun_8x16, #endif #ifdef CONFIG_FONT_SUN12x22 &font_sun_12x22, #endif #ifdef CONFIG_FONT_10x18 &font_10x18, #endif #ifdef CONFIG_FONT_ACORN_8x8 &font_acorn_8x8, #endif #ifdef CONFIG_FONT_PEARL_8x8 &font_pearl_8x8, #endif #ifdef CONFIG_FONT_MINI_4x6 &font_mini_4x6, #endif #ifdef CONFIG_FONT_6x10 &font_6x10, #endif #ifdef CONFIG_FONT_TER16x32 &font_ter_16x32, #endif #ifdef CONFIG_FONT_6x8 &font_6x8, #endif }; #define num_fonts ARRAY_SIZE(fonts) #ifdef NO_FONTS #error No fonts configured. #endif /** * find_font - find a font * @name: string name of a font * * Find a specified font with string name @name. * * Returns %NULL if no font found, or a pointer to the * specified font. * */ const struct font_desc *find_font(const char *name) { unsigned int i; BUILD_BUG_ON(!num_fonts); for (i = 0; i < num_fonts; i++) if (!strcmp(fonts[i]->name, name)) return fonts[i]; return NULL; } EXPORT_SYMBOL(find_font); /** * get_default_font - get default font * @xres: screen size of X * @yres: screen size of Y * @font_w: bit array of supported widths (1 - 32) * @font_h: bit array of supported heights (1 - 32) * * Get the default font for a specified screen size. * Dimensions are in pixels. * * Returns %NULL if no font is found, or a pointer to the * chosen font. * */ const struct font_desc *get_default_font(int xres, int yres, u32 font_w, u32 font_h) { int i, c, cc, res; const struct font_desc *f, *g; g = NULL; cc = -10000; for (i = 0; i < num_fonts; i++) { f = fonts[i]; c = f->pref; #if defined(__mc68000__) #ifdef CONFIG_FONT_PEARL_8x8 if (MACH_IS_AMIGA && f->idx == PEARL8x8_IDX) c = 100; #endif #ifdef CONFIG_FONT_6x11 if (MACH_IS_MAC && xres < 640 && f->idx == VGA6x11_IDX) c = 100; #endif #endif if ((yres < 400) == (f->height <= 8)) c += 1000; /* prefer a bigger font for high resolution */ res = (xres / f->width) * (yres / f->height) / 1000; if (res > 20) c += 20 - res; if ((font_w & (1U << (f->width - 1))) && (font_h & (1U << (f->height - 1)))) c += 1000; if (c > cc) { cc = c; g = f; } } return g; } EXPORT_SYMBOL(get_default_font); MODULE_AUTHOR("James Simmons <jsimmons@users.sf.net>"); MODULE_DESCRIPTION("Console Fonts"); MODULE_LICENSE("GPL"); |