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71 lines
3.8 KiB
PHP
71 lines
3.8 KiB
PHP
;*****************************************************************************/
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;* */
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;* tgi-vectorfont.inc */
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;* */
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;* TGI vector font definitions */
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;* */
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;* */
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;* */
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;* (C) 2009, Ullrich von Bassewitz */
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;* Roemerstrasse 52 */
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;* D-70794 Filderstadt */
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;* EMail: uz@cc65.org */
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;* */
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;* */
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;* This software is provided 'as-is', without any expressed or implied */
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;* warranty. In no event will the authors be held liable for any damages */
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;* arising from the use of this software. */
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;* */
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;* Permission is granted to anyone to use this software for any purpose, */
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;* including commercial applications, and to alter it and redistribute it */
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;* freely, subject to the following restrictions: */
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;* */
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;* 1. The origin of this software must not be misrepresented; you must not */
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;* claim that you wrote the original software. If you use this software */
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;* in a product, an acknowledgment in the product documentation would be */
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;* appreciated but is not required. */
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;* 2. Altered source versions must be plainly marked as such, and must not */
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;* be misrepresented as being the original software. */
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;* 3. This notice may not be removed or altered from any source */
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;* distribution. */
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;* */
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;*****************************************************************************/
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;------------------------------------------------------------------------------
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; Vectorfont constants
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TGI_VF_VERSION = $00 ; File version number
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TGI_VF_FIRSTCHAR = $20 ; First char in file
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TGI_VF_LASTCHAR = $7E ; Last char in file
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TGI_VF_CCOUNT = (TGI_VF_LASTCHAR - TGI_VF_FIRSTCHAR + 1)
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;------------------------------------------------------------------------------
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; TCH file header and font data structures
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; TCH file header
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.struct TGI_VF_HDR
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MAGIC .byte 3 ; "TCH"
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VERSION .byte 1 ; Version number
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SIZE .word 1 ; Font data size
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.endstruct
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; Font data loaded directly from file
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.struct TGI_VECTORFONT
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TOP .byte ; Height of char
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BASELINE .byte ; Character baseline
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BOTTOM .byte ; Descender
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WIDTHS .byte ::TGI_VF_CCOUNT ; Char widths
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CHARS .word ::TGI_VF_CCOUNT ; Pointer to character defs
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OPS .byte ; Actually dynamic
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.endstruct
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;------------------------------------------------------------------------------
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; C callable functions
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.global _tgi_vectorchar
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