60 lines
1.2 KiB
Plaintext
60 lines
1.2 KiB
Plaintext
#include "..\script_component.hpp"
|
|
|
|
/*
|
|
Author: PDT for J. Schmidt
|
|
displays the previous image
|
|
|
|
Arguments:
|
|
0: _controller <OBJECT> - object that controls the slide show
|
|
|
|
Return Value:
|
|
<BOOL> - true if the previous image was displayed; false if not
|
|
*/
|
|
|
|
params [["_controller", objNull]];
|
|
|
|
if (isNull _controller) exitWith {
|
|
_return = false;
|
|
_return
|
|
};
|
|
|
|
private _controllers = _controller getVariable ["FORGE_SlideShow_Controllers", []];
|
|
private _currentIndex = _controller getVariable ["FORGE_SlideShow_CurrentIndex", 0];
|
|
private _images = _controller getVariable ["FORGE_SlideShow_Images", []];
|
|
private _screens = _controller getVariable ["FORGE_SlideShow_Screens", []];
|
|
|
|
if (_images isEqualTo []) exitWith {
|
|
_return = false;
|
|
_return
|
|
};
|
|
|
|
if (_screens isEqualTo []) exitWith {
|
|
_return = false;
|
|
_return
|
|
};
|
|
|
|
if (_controllers isEqualTo []) exitWith {
|
|
_return = false;
|
|
_return
|
|
};
|
|
|
|
private _imageCount = (count _images) - 1;
|
|
|
|
if (_currentIndex isEqualTo 0) then {
|
|
_currentIndex = 0;
|
|
} else {
|
|
_currentIndex = _currentIndex - 1;
|
|
};
|
|
|
|
{
|
|
_x setObjectTextureGlobal [0, (_images select _currentIndex) select 0];
|
|
true
|
|
} count (_screens);
|
|
|
|
{
|
|
_x setVariable ["FORGE_SlideShow_CurrentIndex", _currentIndex, true];
|
|
true
|
|
} count (_controllers);
|
|
|
|
_return = true;
|
|
_return |