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class CTObjectFollower extends ScriptedWidgetEventHandler
{
protected Widget m_FollowerRoot;
protected Widget m_FollowerButton;
protected vector m_Position;
protected vector m_Orientation;
protected EntityAI m_FollowedObject;
protected float m_MaxFade;
protected float m_MinFade;
protected CameraToolsMenu m_Menu;
void ~CTObjectFollower()
{
DestroyFollowedObject();
delete m_FollowerRoot;
}
void CreateFollowedObject( string type )
{
m_FollowedObject = EntityAI.Cast( GetGame().CreateObject( type, m_Position, true ) );
SetPosition( m_Position );
SetRotation( m_Orientation );
}
void DestroyFollowedObject()
{
if( m_FollowedObject )
{
GetGame().ObjectDelete( m_FollowedObject );
}
}
void Update( float timeslice )
{
UpdatePos();
}
EntityAI GetObj()
{
return m_FollowedObject;
}
void SetPosition( vector position )
{
m_Position = position;
if( m_FollowedObject )
{
m_FollowedObject.SetPosition( position );
m_Position = m_FollowedObject.GetPosition();
}
UpdatePos();
}
void SetRotation( vector dir )
{
m_Orientation = dir;
PlayerBase player = PlayerBase.Cast( m_FollowedObject );
if( player )
{
player.SetOrientation( m_Orientation );
}
UpdatePos();
}
vector GetPosition()
{
if( m_FollowedObject && m_FollowedObject.GetPosition() != m_Position )
{
SetPosition( m_FollowedObject.GetPosition() );
}
return m_Position;
}
vector GetRotation()
{
if( m_FollowedObject )
{
return m_FollowedObject.GetOrientation();
}
return "0 0 0";
}
/*! \brief Function updating the position of the tracker widget.
*
* Currently tracks using GetScreenPos() on the position of the player.
*/
void UpdatePos()
{
vector relativePos;
relativePos = GetGame().GetScreenPosRelative( GetPosition() );
if( relativePos[0] >= 1 || relativePos[0] == 0 || relativePos[1] >= 1 || relativePos[1] == 0 )
{
m_FollowerRoot.Show( false );
return;
}
else if( relativePos[2] < 0 )
{
m_FollowerRoot.Show( false );
return;
}
else
{
m_FollowerRoot.Show( true );
}
float x, y;
m_FollowerRoot.GetSize( x, y );
m_FollowerRoot.SetPos( relativePos[0], relativePos[1] );
}
void Show()
{
m_FollowerRoot.Show( true );
}
void Hide()
{
m_FollowerRoot.Show( false );
}
void Fade( bool fade )
{
if( fade )
{
m_FollowerRoot.SetAlpha( m_MinFade );
}
else
{
m_FollowerRoot.SetAlpha( m_MaxFade );
}
}
override bool OnClick( Widget w, int x, int y, int button )
{
return false;
}
override bool OnDoubleClick( Widget w, int x, int y, int button )
{
return false;
}
override bool OnMouseButtonDown( Widget w, int x, int y, int button )
{
if( w == m_FollowerButton && button == MouseState.LEFT )
{
if( m_Menu )
{
m_Menu.SelectActor( CTActor.Cast( this ) );
}
return true;
}
return false;
}
override bool OnMouseButtonUp( Widget w, int x, int y, int button )
{
if( w == m_FollowerButton && button == MouseState.LEFT )
{
if( m_Menu )
{
m_Menu.SelectActor( null );
}
return true;
}
return false;
}
} |