ACE3/addons/slideshow/functions/fnc_autoTransition.sqf
Walthzer 84b18d3f06
Slideshow - Add "SlideChanged" event (#7954)
* Implement Events in slideshow framework.

* Update function header

* Pass correct agruments to next call of autoTransiton.

* Add return of slideshow ID

Return slideshow ID so it can be stored for later use with the events.

* Replace repeat code with variable. _image.

* Redundant comment removal

* Update addons/slideshow/functions/fnc_createSlideshow.sqf

Co-authored-by: jonpas <jonpas33@gmail.com>

Co-authored-by: jonpas <jonpas33@gmail.com>
2020-10-25 12:14:57 -05:00

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#include "script_component.hpp"
/*
* Author: Jonpas
* Handles automatic slide transitions using waitAndExecute in a PFH-like manner resulting in no performance loss.
*
* Arguments:
* 0: Objects <ARRAY>
* 1: Image Paths <ARRAY>
* 2: State Variable Name <ARRAY>
* 3: Current Slideshow <NUMBER>
* 4: Duration <NUMBER> (0 disables automatic transitions)
*
* Return Value:
* None
*
* Example:
* [objects, images, "ace_slideshow_slideshow1", duration] call ace_slideshow_fnc_autoTransition
*
* Public: No
*/
params ["_objects", "_images", "_varString", "_currentSlideshow", "_duration"];
// Get current slide number of this slideshow
private _currentSlide = missionNamespace getVariable [_varString, 0];
// Increment slide or return to first slide if reached end
_currentSlide = (_currentSlide + 1) mod (count _images);
// Save slide back into global variable (PFH's local variables do not persist through PFH run)
missionNamespace setVariable [_varString, _currentSlide];
private _image = _images select _currentSlide;
// Set slide
{
_x setObjectTextureGlobal [0, _image];
} count _objects;
[QGVAR(slideChanged), [_image, _currentSlideshow]] call CBA_fnc_localEvent;
// Log current slide and execute Next slide
TRACE_4("Auto-transition",_image,_currentSlide,count _images,_duration);
[FUNC(autoTransition), [_objects, _images, _varString, _currentSlideshow, _duration], _duration] call CBA_fnc_waitAndExecute;