2002-06-21 12:00:45 +00:00
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;*****************************************************************************/
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;* */
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;* tgi-kernel.inc */
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;* */
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;* TGI kernel interface */
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;* */
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;* */
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;* */
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2004-06-15 09:08:39 +00:00
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;* (C) 2002-2004 Ullrich von Bassewitz */
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2003-11-12 15:54:41 +00:00
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;* R<EFBFBD>merstra<EFBFBD>e 52 */
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2003-02-11 12:37:46 +00:00
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;* D-70794 Filderstadt */
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;* EMail: uz@cc65.org */
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2002-06-21 12:00:45 +00:00
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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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2002-06-21 12:46:52 +00:00
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;------------------------------------------------------------------------------
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2002-06-21 12:00:45 +00:00
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; Offsets into the driver header
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2002-06-21 12:46:52 +00:00
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2002-06-21 12:00:45 +00:00
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TGI_HDR_ID = 0 ; Contains 0x74, 0x67, 0x69 ("tgi")
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TGI_HDR_VERSION = 3 ; Interface version
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TGI_HDR_XRES = 4 ; X resolution
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TGI_HDR_YRES = 6 ; Y resolution
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2002-06-22 21:40:24 +00:00
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TGI_HDR_COLORCOUNT = 8 ; Number of available colors
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TGI_HDR_PAGECOUNT = 9 ; Number of screens available
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2002-10-03 11:18:49 +00:00
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TGI_HDR_FONTSIZE_X = 10 ; System font size in X direction
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TGI_HDR_FONTSIZE_Y = 11 ; System font size in Y direction
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TGI_HDR_RES = 12 ; Reserved for extensions
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2002-06-21 12:46:52 +00:00
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TGI_HDR_JUMPTAB = 16
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TGI_HDR_INSTALL = TGI_HDR_JUMPTAB+0 ; INSTALL routine
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2003-02-11 12:37:46 +00:00
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TGI_HDR_UNINSTALL = TGI_HDR_JUMPTAB+2 ; UNINSTALL routine
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2002-06-21 12:46:52 +00:00
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TGI_HDR_INIT = TGI_HDR_JUMPTAB+4 ; INIT routine
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2002-06-21 14:16:32 +00:00
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TGI_HDR_DONE = TGI_HDR_JUMPTAB+6 ; DONE routine
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2002-07-07 10:30:31 +00:00
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TGI_HDR_GETERROR = TGI_HDR_JUMPTAB+8 ; GETERROR routine
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TGI_HDR_CONTROL = TGI_HDR_JUMPTAB+10 ; CONTROL routine
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TGI_HDR_CLEAR = TGI_HDR_JUMPTAB+12 ; CLEAR routine
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TGI_HDR_SETVIEWPAGE = TGI_HDR_JUMPTAB+14 ; SETVIEWPAGE routine
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TGI_HDR_SETDRAWPAGE = TGI_HDR_JUMPTAB+16 ; SETDRAWPAGE routine
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TGI_HDR_SETCOLOR = TGI_HDR_JUMPTAB+18 ; SETCOLOR routine
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TGI_HDR_SETPALETTE = TGI_HDR_JUMPTAB+20 ; SETPALETTE routine
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TGI_HDR_GETPALETTE = TGI_HDR_JUMPTAB+22 ; GETPALETTE routine
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TGI_HDR_GETDEFPALETTE = TGI_HDR_JUMPTAB+24 ; GETDEFPALETTE routine
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TGI_HDR_SETPIXEL = TGI_HDR_JUMPTAB+26 ; SETPIXEL routine
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TGI_HDR_GETPIXEL = TGI_HDR_JUMPTAB+28 ; GETPIXEL routine
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2003-11-12 15:54:41 +00:00
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TGI_HDR_LINE = TGI_HDR_JUMPTAB+30 ; LINE routine
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TGI_HDR_BAR = TGI_HDR_JUMPTAB+32 ; BAR routine
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TGI_HDR_CIRCLE = TGI_HDR_JUMPTAB+34 ; CIRCLE routine
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TGI_HDR_TEXTSTYLE = TGI_HDR_JUMPTAB+36 ; TEXTSTYLE routine
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TGI_HDR_OUTTEXT = TGI_HDR_JUMPTAB+38 ; OUTTEXT routine
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2002-06-21 12:46:52 +00:00
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2003-11-12 15:54:41 +00:00
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TGI_HDR_JUMPCOUNT = 20 ; Number of jump vectors
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2002-10-03 11:18:49 +00:00
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2003-10-23 09:04:39 +00:00
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;------------------------------------------------------------------------------
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; The TGI API version, stored at TGI_HDR_VERSION
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TGI_API_VERSION = $01
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2002-10-03 11:18:49 +00:00
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;------------------------------------------------------------------------------
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; Text style constants
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TGI_TEXT_HORIZONTAL = 0
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TGI_TEXT_VERTICAL = 1
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2002-06-21 12:46:52 +00:00
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;------------------------------------------------------------------------------
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; Variables
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.global _tgi_drv ; Pointer to driver
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.global _tgi_error ; Last error code
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2002-12-29 20:59:34 +00:00
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.global _tgi_gmode ; Flag: graphics mode active
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2002-06-22 21:40:24 +00:00
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.global _tgi_curx ; Current drawing cursor X
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.global _tgi_cury ; Current drawing cursor Y
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.global _tgi_color ; Current drawing color
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2002-10-03 11:18:49 +00:00
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.global _tgi_textdir ; Current text direction
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.global _tgi_textmagx ; Text magnification in X dir
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.global _tgi_textmagy ; Text magnification in Y dir
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2002-06-21 21:15:46 +00:00
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.global _tgi_xres ; X resolution of the current mode
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2002-06-22 21:40:24 +00:00
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.global _tgi_yres ; Y resolution of the current mode
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.global _tgi_colorcount ; Number of available colors
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.global _tgi_pagecount ; Number of available screen pages
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2002-10-03 11:18:49 +00:00
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.global _tgi_fontsizex ; System font X size
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.global _tgi_fontsizey ; System font Y size
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2002-06-21 12:46:52 +00:00
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;------------------------------------------------------------------------------
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; Driver entry points
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.global tgi_install
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2003-02-11 12:37:46 +00:00
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.global tgi_uninstall
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2002-06-21 12:46:52 +00:00
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.global tgi_init
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2002-06-21 14:16:32 +00:00
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.global tgi_done
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2002-07-07 10:30:31 +00:00
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.global tgi_geterror
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2002-06-21 12:46:52 +00:00
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.global tgi_control
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.global tgi_clear
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2002-06-22 21:40:24 +00:00
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.global tgi_setviewpage
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.global tgi_setdrawpage
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2002-06-21 12:46:52 +00:00
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.global tgi_setcolor
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2002-07-07 10:30:31 +00:00
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.global tgi_setpalette
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.global tgi_getpalette
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.global tgi_getdefpalette
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2002-06-21 12:46:52 +00:00
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.global tgi_setpixel
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.global tgi_getpixel
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.global tgi_line
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.global tgi_bar
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.global tgi_circle
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2002-10-03 11:18:49 +00:00
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.global tgi_textstyle
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.global tgi_outtext
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2002-06-21 12:46:52 +00:00
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;------------------------------------------------------------------------------
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; ASM functions
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2002-06-21 12:00:45 +00:00
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2002-06-22 21:40:24 +00:00
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.global tgi_getset
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.global tgi_inv_arg
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2003-02-11 12:37:46 +00:00
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.global tgi_inv_drv
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2002-06-22 21:40:24 +00:00
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.global tgi_linepop
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2002-06-21 12:46:52 +00:00
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.global tgi_set_ptr
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2002-10-03 11:18:49 +00:00
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.global tgi_popxy
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.global tgi_popxy2
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.global tgi_curtoxy
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2003-02-11 12:37:46 +00:00
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;------------------------------------------------------------------------------
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; C callable functions
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.global _tgi_load
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.global _tgi_load_driver
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.global _tgi_unload
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.global _tgi_install
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.global _tgi_uninstall
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.global _tgi_init
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.global _tgi_done
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.global _tgi_geterror
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2004-06-15 09:08:39 +00:00
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.global _tgi_geterrormsg
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2003-02-11 12:37:46 +00:00
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.global _tgi_clear
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.global _tgi_getpagecount
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.global _tgi_setviewpage
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.global _tgi_setdrawpage
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.global _tgi_getcolorcount
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.global _tgi_getmaxcolor
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.global _tgi_setcolor
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.global _tgi_getcolor
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.global _tgi_setpalette
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.global _tgi_getpalette
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.global _tgi_getdefpalette
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.global _tgi_getxres
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.global _tgi_getmaxx
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.global _tgi_getyres
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.global _tgi_getmaxy
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.global _tgi_getpixel
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.global _tgi_setpixel
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.global _tgi_gotoxy
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.global _tgi_line
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.global _tgi_lineto
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.global _tgi_circle
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.global _tgi_bar
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.global _tgi_textstyle
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.global _tgi_textwidth
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.global _tgi_textheight
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.global _tgi_outtext
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.global _tgi_outtextxy
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