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joystick_sethandler(3) | Svgalib User Manual | joystick_sethandler(3) |
NAME¶
joystick_sethandler, joystick_setdefaulthandler - set the joystick event handler.SYNOPSIS¶
#include <vgajoystick.h>DESCRIPTION¶
By default, each call to joystick_init(3) enables the default handler for the opened joystick. This handler maintains a state table which can be read by the joystick_getaxis(3), joystick_getbutton(3), joystick_button1|2|3|4(3), joystick_getb1|2|3|4(3), joystick_x|y|z(3) and joystick_getx|y|z(3) functions.event
one of the following values:
JOY_EVENTBUTTONDOWN
a button was pressed.
JOY_EVENTBUTTONUP
a button was released.
JOY_EVENTAXIS
the joystick position was changed.
- All other values are reserved for future use.
number
identifies the button or axis to which this event belongs.
value
for axis events the new position in range -128 .. 127.See
joystick_getaxis(3) for further comments on the range.
joydev
identifies the joystick affected (this allows to use one handler for many
joysticks).
CAVEATS¶
This function is only available in ELF versions of svgalib. Due to backwards compatibility issues it cannot be used with shared a.out libs.SEE ALSO¶
svgalib(7), vgagl(7), libvga.config(5), joytest(6), mjoytest(6), joystick_init(3), joystick_close(3), joystick_update(3), joystick_getnumaxes(3), joystick_getnumbuttons(3), joystick_getaxis(3), joystick_getbutton(3), joystick_button1(3), joystick_getb1(3), joystick_x(3), joystick_getx(3).AUTHOR¶
The svgalib joystick handler was mostly done by Daniel Engstr\"om <daniel.engstrom@riksnett.no>. Multiple joystick, VC switching support and code to glue it into svgalib by Michael Weller <eowmob@exp-math.uni-essen.de>. Part of the code is based on code from C. Smith and Vojtech Pavlik.14 April 1998 | Svgalib 1.3.0 |