ACE3/addons/dragging/functions/fnc_handleScrollWheel.sqf
2016-06-04 11:12:56 +01:00

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/*
* Author: L-H, commy2
* Handles raising and lowering the dragged weapon to be able to place it on top of objects.
*
* Arguments:
* 0: Scroll amount <NUMBER>
*
* Return Value:
* Handled or not. <BOOL>
*
* Example:
* [0.1] call ace_dragging_fnc_handleScrollWheel;
*
* Public: No
*/
#include "script_component.hpp"
params ["_scrollAmount"];
private _unit = ACE_player;
// EH is always assigned. Exit and don't overwrite input if not carrying
if !(_unit getVariable [QGVAR(isCarrying), false]) exitWith {false};
// move carried item 15 cm per scroll interval
_scrollAmount = _scrollAmount * 0.15;
private _carriedItem = _unit getVariable [QGVAR(carriedObject), objNull];
//disabled for persons
if (_carriedItem isKindOf "CAManBase") exitWith {false};
private _position = getPosATL _carriedItem;
private _maxHeight = (_unit modelToWorldVisual [0,0,0]) select 2;
_position set [2, ((_position select 2) + _scrollAmount min (_maxHeight + 1.5)) max _maxHeight];
// move up/down object and reattach at current position
detach _carriedItem;
_carriedItem setPosATL _position;
_carriedItem attachTo [_unit];
//reset the carry direction
private _direction = _carriedItem getVariable [QGVAR(carryDirection), 0];
[QEGVAR(common,setDir), [_carriedItem, _direction], _carriedItem] call CBA_fnc_targetEvent;
true