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Added an include file for TGI vector fonts.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@4453 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2009-11-06 16:00:43 +00:00
parent e12bd13e16
commit ce02b5668c
2 changed files with 84 additions and 3 deletions
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17
asminc/tgi-kernel.inc
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@ -90,7 +90,7 @@ TGI_TEXT_HORIZONTAL = 0
TGI_TEXT_VERTICAL = 1
;------------------------------------------------------------------------------
; Variables
; C accessible Variables
.global _tgi_drv ; Pointer to driver
.global _tgi_error ; Last error code
@ -106,12 +106,22 @@ TGI_TEXT_VERTICAL = 1
.global _tgi_charheight ; Height of scaled system font char
.global _tgi_xres ; X resolution of the current mode
.global _tgi_yres ; Y resolution of the current mode
.global _tgi_xmax ; Maximum X coordinate
.global _tgi_ymax ; Maximum Y coordinate
.global _tgi_colorcount ; Number of available colors
.global _tgi_pagecount ; Number of available screen pages
.global _tgi_fontwidth ; System font width
.global _tgi_fontheight ; System font height
.global _tgi_aspectratio ; Aspect ratio, fixed point 8.8
;------------------------------------------------------------------------------
; ASM accessible Variables
.global tgi_clip_x1 ; Coordinate for line clipper
.global tgi_clip_y1 ; Coordinate for line clipper
.global tgi_clip_x2 ; Coordinate for line clipper
.global tgi_clip_y2 ; Coordinate for line clipper
;------------------------------------------------------------------------------
; Driver entry points
@ -138,14 +148,15 @@ TGI_TEXT_VERTICAL = 1
;------------------------------------------------------------------------------
; ASM functions
.global tgi_clippedline
.global tgi_curtoxy
.global tgi_getset
.global tgi_inv_arg
.global tgi_inv_drv
.global tgi_linepop
.global tgi_set_ptr
.global tgi_popxy
.global tgi_popxy2
.global tgi_curtoxy
.global tgi_set_ptr
;------------------------------------------------------------------------------
; C callable functions

70
asminc/tgi-vectorfont.inc Normal file
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@ -0,0 +1,70 @@
;*****************************************************************************/
;* */
;* tgi-vectorfont.inc */
;* */
;* TGI vector font definitions */
;* */
;* */
;* */
;* (C) 2009, Ullrich von Bassewitz */
;* Roemerstrasse 52 */
;* D-70794 Filderstadt */
;* EMail: uz@cc65.org */
;* */
;* */
;* This software is provided 'as-is', without any expressed or implied */
;* warranty. In no event will the authors be held liable for any damages */
;* arising from the use of this software. */
;* */
;* Permission is granted to anyone to use this software for any purpose, */
;* including commercial applications, and to alter it and redistribute it */
;* freely, subject to the following restrictions: */
;* */
;* 1. The origin of this software must not be misrepresented; you must not */
;* claim that you wrote the original software. If you use this software */
;* in a product, an acknowledgment in the product documentation would be */
;* appreciated but is not required. */
;* 2. Altered source versions must be plainly marked as such, and must not */
;* be misrepresented as being the original software. */
;* 3. This notice may not be removed or altered from any source */
;* distribution. */
;* */
;*****************************************************************************/
;------------------------------------------------------------------------------
; Vectorfont constants
TGI_VF_VERSION = $00 ; File version number
TGI_VF_FIRSTCHAR = $20 ; First char in file
TGI_VF_LASTCHAR = $7E ; Last char in file
TGI_VF_CCOUNT = (TGI_VF_LASTCHAR - TGI_VF_FIRSTCHAR + 1)
;------------------------------------------------------------------------------
; TCH file header and font data structures
; TCH file header
.struct TGI_VF_HDR
MAGIC .byte 3 ; "TCH"
VERSION .byte 1 ; Version number
SIZE .word 1 ; Font data size
.endstruct
; Font data loaded directly from file
.struct TGI_VECTORFONT
TOP .byte ; Height of char
BASELINE .byte ; Character baseline
BOTTOM .byte ; Descender
WIDTHS .byte ::TGI_VF_CCOUNT ; Char widths
CHARS .word ::TGI_VF_CCOUNT ; Pointer to character defs
OPS .byte ; Actually dynamic
.endstruct
;------------------------------------------------------------------------------
; C callable functions
.global _tgi_vectorchar