180 lines
5.2 KiB
C#
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2025-02-21 10:21:19 +01:00
using RenderHeads.Media.AVProVideo;
using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;
public class OptionsVideoTrackPage : MonoBehaviour
{
[Header("Media Player")]
[SerializeField] private MediaPlayer _MediaPlayer;
[Header("Options Menu")]
[SerializeField] private OptionsMenu _OptionsMenu;
[Header("Content")]
[SerializeField] private Transform _Content;
[SerializeField] private RectTransform _ScrollViewRectTransform;
[SerializeField] private RectTransform _ViewportRectTransform;
[SerializeField] private GameObject _VideoTrackLinePrefab;
private string m_SetupForVideoPath;
private class CVideoTrackSet
{
public GameObject m_LineGO = null;
}
private List<CVideoTrackSet> m_lVideoTrackSets = new List<CVideoTrackSet>();
void Start()
{
UpdateSets();
}
void Update()
{
UpdateSets();
}
private void AddVideoTrackSet( string title, bool bEnabled )
{
GameObject newLineGO = GameObject.Instantiate( _VideoTrackLinePrefab, _Content );
if( newLineGO != null )
{
// Setup text
Transform titleTransform = newLineGO.transform.Find( "TitleText" );
Text titleText = ( titleTransform != null ) ? titleTransform.GetComponent<Text>() : null;
if( titleText != null )
{
titleText.text = title;
}
// Tick icon
if( bEnabled )
{
Transform tickIconTransform = newLineGO.transform.Find( "TickIcon" );
Image tickIconImage = ( tickIconTransform != null ) ? tickIconTransform.GetComponent<Image>() : null;
if( tickIconImage != null )
{
tickIconImage.enabled = true;
}
}
// On click
if( _OptionsMenu )
{
Button button = newLineGO.GetComponent<Button>();
if( button )
{
int iIndex = m_lVideoTrackSets.Count;
button.onClick.AddListener( delegate
{
_OptionsMenu.ChangeVideoTrack( iIndex );
} );
}
}
// Add it to the list
CVideoTrackSet cVideoTrackSet = new CVideoTrackSet();
cVideoTrackSet.m_LineGO = newLineGO;
m_lVideoTrackSets.Add( cVideoTrackSet );
}
}
public void UpdateSets()
{
if( _MediaPlayer != null && _MediaPlayer.Control.HasMetaData() )
{
if( m_SetupForVideoPath == null || !m_SetupForVideoPath.Equals( _MediaPlayer.MediaPath.Path ) )
{
m_SetupForVideoPath = _MediaPlayer.MediaPath.Path;
foreach( CVideoTrackSet videoTrackSet in m_lVideoTrackSets )
{
GameObject.Destroy( videoTrackSet.m_LineGO );
videoTrackSet.m_LineGO = null;
}
// Remove everything
m_lVideoTrackSets.Clear();
// Add all subtitle sets
foreach( VideoTrack videoTrack in _MediaPlayer.VideoTracks.GetVideoTracks() )
{
AddVideoTrackSet( videoTrack.DisplayName, false );
}
if( m_lVideoTrackSets.Count > 1 )
{
// Reposition everything
float fLineHeight = 40.0f;
float fTotalHeight = fLineHeight * m_lVideoTrackSets.Count;
RectTransform contentRectTransform = ( _Content != null ) ? _Content.GetComponent<RectTransform>() : null;
if( contentRectTransform != null )
{
contentRectTransform.sizeDelta = new Vector2( contentRectTransform.sizeDelta.x, fTotalHeight );
}
float fY = (fTotalHeight * 0.5f) - (fLineHeight * 0.5f);
foreach( CVideoTrackSet videoTrackSet in m_lVideoTrackSets )
{
RectTransform rectTransform = videoTrackSet.m_LineGO.GetComponent<RectTransform>();
if ( rectTransform )
{
rectTransform.anchoredPosition = new Vector2( 0.0f, fY );
fY -= fLineHeight;
}
}
if( _ViewportRectTransform && _ScrollViewRectTransform )
{
float fMaxHeight = 222.0f;
float fNewHeight = Mathf.Clamp( fTotalHeight, fLineHeight, fMaxHeight );
float fBottomPadding = 12.0f;
RectTransform rectTransform = transform.GetComponent<RectTransform>();
rectTransform.sizeDelta = new Vector2( rectTransform.sizeDelta.x, 60.0f + fNewHeight + fBottomPadding );
_ScrollViewRectTransform.sizeDelta = new Vector2( _ScrollViewRectTransform.sizeDelta.x, fNewHeight );
_ViewportRectTransform.sizeDelta = new Vector2( _ViewportRectTransform.sizeDelta.x, fNewHeight );
}
}
ChangeVideoTrack( _MediaPlayer.VideoTracks.GetVideoTracks().GetActiveTrackIndex(), false );
}
}
}
public void ChangeVideoTrack( int iTrackIndex, bool bSetTrack = true )
{
VideoTracks videoTracks = ( _MediaPlayer ) ? _MediaPlayer.VideoTracks.GetVideoTracks() : null;
if( videoTracks != null )
{
if( bSetTrack )
{
// Change video track on the media player
_MediaPlayer.VideoTracks.SetActiveVideoTrack( ( iTrackIndex > -1 && iTrackIndex < videoTracks.Count ) ? videoTracks[ iTrackIndex ] : null );
}
// Sort out UI
int iIndex = 0;
foreach ( CVideoTrackSet videoTrackSet in m_lVideoTrackSets )
{
Transform tickIconTransform = videoTrackSet.m_LineGO.transform.Find( "TickIcon" );
Image tickIconImage = ( tickIconTransform != null ) ? tickIconTransform.GetComponent<Image>() : null;
if ( tickIconImage != null )
{
tickIconImage.enabled = ( iIndex == iTrackIndex );
}
++iIndex;
}
}
}
}