git.sur5r.net Git - cc65/blob - asminc/mouse-kernel.inc

   1 ;/*****************************************************************************/
   2 ;/*                                                                           */
   3 ;/*                            mouse-kernel.inc                               */
   4 ;/*                                                                           */
   5 ;/*                                Mouse API                                  */
   6 ;/*                                                                           */
   7 ;/*                                                                           */
   8 ;/*                                                                           */
   9 ;/* (C) 2003      Ullrich von Bassewitz                                       */
  10 ;/*               Römerstraße 52                                              */
  11 ;/*               D-70794 Filderstadt                                         */
  12 ;/* EMail:        uz@cc65.org                                                 */
  13 ;/*                                                                           */
  14 ;/*                                                                           */
  15 ;/*                                                                           */
  16 ;/*                                                                           */
  17 ;/* This software is provided 'as-is', without any expressed or implied       */
  18 ;/* warranty.  In no event will the authors be held liable for any damages    */
  19 ;/* arising from the use of this software.                                    */
  20 ;/*                                                                           */
  21 ;/* Permission is granted to anyone to use this software for any purpose,     */
  22 ;/* including commercial applications, and to alter it and redistribute it    */
  23 ;/* freely, subject to the following restrictions:                            */
  24 ;/*                                                                           */
  25 ;/* 1. The origin of this software must not be misrepresented; you must not   */
  26 ;/*    claim that you wrote the original software. If you use this software   */
  27 ;/*    in a product, an acknowledgment in the product documentation would be  */
  28 ;/*    appreciated but is not required.                                       */
  29 ;/* 2. Altered source versions must be plainly marked as such, and must not   */
  30 ;/*    be misrepresented as being the original software.                      */
  31 ;/* 3. This notice may not be removed or altered from any source              */
  32 ;/*    distribution.                                                          */
  33 ;/*                                                                           */
  34 ;/*****************************************************************************/
  35
  36
  37
  38
  39 ;------------------------------------------------------------------------------
  40 ; Error codes
  41
  42 .enum
  43         MOUSE_ERR_OK                    ; No error
  44         MOUSE_ERR_NO_DRIVER             ; No driver available
  45         MOUSE_ERR_CANNOT_LOAD           ; Error loading driver
  46         MOUSE_ERR_INV_DRIVER            ; Invalid driver
  47         MOUSE_ERR_NO_DEVICE             ; Mouse hardware not found
  48 .endenum
  49
  50 ;------------------------------------------------------------------------------
  51 ; The driver header
  52
  53 .struct MOUSE_HDR
  54         ID      .byte   3       ; Contains 0x6D, 0x6F, 0x75 ("mou")
  55         VERSION .byte   1       ; Interface version
  56         JUMPTAB .struct
  57             INSTALL     .addr
  58             UNINSTALL   .addr
  59             HIDE        .addr
  60             SHOW        .addr
  61             BOX         .addr
  62             MOVE        .addr
  63             BUTTONS     .addr
  64             POS         .addr
  65             INFO        .addr
  66         .endstruct
  67 .endstruct
  68
  69 ;------------------------------------------------------------------------------
  70 ; The mouse API version, stored in MOUSE_HDR::VERSION
  71
  72 MOUSE_API_VERSION       = $00
  73
  74 ;------------------------------------------------------------------------------
  75 ; Mouse button definitions
  76
  77 MOUSE_BTN_LEFT          = $10
  78 MOUSE_BTN_RIGHT         = $01
  79
  80 ;------------------------------------------------------------------------------
  81 ; Structures used to return data from the mouse driver
  82
  83 .struct MOUSE_POS
  84         XCOORD  .word
  85         YCOORD  .word
  86 .endstruct
  87
  88 .struct MOUSE_INFO
  89         POS     .tag    MOUSE_POS
  90         BUTTONS .byte
  91 .endstruct
  92
  93
  94 ;------------------------------------------------------------------------------
  95 ; Variables
  96
  97         .global _mouse_drv                      ; Pointer to driver
  98
  99 ;------------------------------------------------------------------------------
 100 ; C callable functions
 101
 102         .global _mouse_set_callbacks
 103         .global _mouse_load_driver
 104         .global _mouse_unload
 105         .global _mouse_install
 106         .global _mouse_uninstall
 107         .global _mouse_hide
 108         .global _mouse_show
 109         .global _mouse_box
 110         .global _mouse_move
 111         .global _mouse_buttons
 112         .global _mouse_pos
 113         .global _mouse_info
 114
 115 ;------------------------------------------------------------------------------
 116 ; Driver entry points
 117
 118         .global mouse_install
 119         .global mouse_uninstall
 120         .global mouse_hide
 121         .global mouse_show
 122         .global mouse_box
 123         .global mouse_move
 124         .global mouse_buttons
 125         .global mouse_pos
 126         .global mouse_info
 127
 128