mirror of https://github.com/cc65/cc65.git
185 lines
7.5 KiB
PHP
185 lines
7.5 KiB
PHP
;/*****************************************************************************/
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;/* */
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;/* mouse-kernel.inc */
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;/* */
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;/* Mouse API */
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;/* */
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;/* */
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;/* */
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;/* (C) 2003-2009, 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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;/* */
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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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; Error codes
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.enum
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MOUSE_ERR_OK ; No error
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MOUSE_ERR_NO_DRIVER ; No driver available
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MOUSE_ERR_CANNOT_LOAD ; Error loading driver
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MOUSE_ERR_INV_DRIVER ; Invalid driver
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MOUSE_ERR_NO_DEVICE ; Mouse hardware not found
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MOUSE_ERR_INV_IOCTL ; Invalid ioctl code
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MOUSE_ERR_COUNT ; Special: Number of error codes
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.endenum
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;------------------------------------------------------------------------------
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; The driver header
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.struct MOUSE_HDR
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ID .byte 3 ; Contains 0x6D, 0x6F, 0x75 ("mou")
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VERSION .byte 1 ; Interface version
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LIBREF .addr ; Library reference
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JUMPTAB .struct
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INSTALL .addr
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UNINSTALL .addr
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HIDE .addr
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SHOW .addr
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SETBOX .addr
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GETBOX .addr
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MOVE .addr
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BUTTONS .addr
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POS .addr
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INFO .addr
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IOCTL .addr
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IRQ .addr
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.endstruct
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FLAGS .byte ; Mouse driver flags
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CALLBACKS .struct ; Jump instructions
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.byte ; JMP opcode
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CHIDE .addr ; Jump address
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.byte
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CSHOW .addr
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.byte
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CPREP .addr
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.byte
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CDRAW .addr
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.byte
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CMOVEX .addr
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.byte
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CMOVEY .addr
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.endstruct
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.endstruct
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;------------------------------------------------------------------------------
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; The mouse callback structure
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.struct MOUSE_CALLBACKS
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HIDE .addr ; Hide the mouse cursor
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SHOW .addr ; Show the mouse cursor
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PREP .addr ; Prepare to move the mouse cursor
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DRAW .addr ; Draw the mouse cursor
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MOVEX .addr ; Move the mouse cursor to X coord
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MOVEY .addr ; Move the mouse cursor to Y coord
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.endstruct
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;------------------------------------------------------------------------------
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; The mouse API version, stored in MOUSE_HDR::VERSION
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MOUSE_API_VERSION = $06
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;------------------------------------------------------------------------------
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; Bitmapped mouse driver flags, stored in MOUSE_HDR::FLAGS.
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; Note: If neither of MOUSE_FLAG_XXX_IRQ is set, no interrupts are supplied
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; to the driver. If one of the bits is set, the interrupt vector MUST be
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; valid.
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; Beware: Some of the bits are tested using the BIT instruction, so do not
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; change the values without checking the code!
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MOUSE_FLAG_EARLY_IRQ = $40 ; Enable IRQ *before* calling INSTALL
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MOUSE_FLAG_LATE_IRQ = $80 ; Enable IRQ *after* calling INSTALL
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;------------------------------------------------------------------------------
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; Mouse button definitions
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MOUSE_BTN_LEFT = $10
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MOUSE_BTN_RIGHT = $01
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;------------------------------------------------------------------------------
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; Structures used to return data from the mouse driver
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.struct MOUSE_POS
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XCOORD .word
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YCOORD .word
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.endstruct
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.struct MOUSE_INFO
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POS .tag MOUSE_POS
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BUTTONS .byte
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.endstruct
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.struct MOUSE_BOX
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MINX .word
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MINY .word
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MAXX .word
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MAXY .word
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.endstruct
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;------------------------------------------------------------------------------
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; Variables
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.global _mouse_drv ; Pointer to driver
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.global _mouse_hidden ; Counter, 0 = mouse is visible
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;------------------------------------------------------------------------------
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; C callable functions
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.global _mouse_load_driver
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.global _mouse_unload
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.global _mouse_install
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.global _mouse_uninstall
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.global _mouse_geterrormsg
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.global _mouse_hide
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.global _mouse_show
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.global _mouse_setbox
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.global _mouse_getbox
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.global _mouse_move
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.global _mouse_buttons
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.global _mouse_pos
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.global _mouse_info
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.global _mouse_ioctl
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.global _mouse_clear_ptr
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;------------------------------------------------------------------------------
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; Driver entry points (asm callable)
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.global mouse_install
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.global mouse_uninstall
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.global mouse_hide
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.global mouse_show
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.global mouse_setbox
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.global mouse_getbox
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.global mouse_move
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.global mouse_buttons
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.global mouse_pos
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.global mouse_info
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.global mouse_ioctl
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