radialprogressbar.c

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// -----------------------------------------------------------
class RadialProgressBar
{
 reference float speed;
 reference float start_rotation;
 
 protected string m_BarHider;
 protected string m_BarPart;
 protected Widget m_Root; 
 protected ref AnimatorTimer m_Anim;
 protected float x, y, z;
 protected float rotation = 0;
 protected int stage = 0;
 
 // -----------------------------------------------------------
 void RadialProgressBar()
 {
 m_Anim = new AnimatorTimer();
 GetGame().GetUpdateQueue(CALL_CATEGORY_GUI).Insert(this.Update);
 }
 
 // -----------------------------------------------------------
 void ~RadialProgressBar()
 {
 GetGame().GetUpdateQueue(CALL_CATEGORY_GUI).Remove(this.Update);
 }
 
 void SetProgress( float progress )
 {
 if( progress < 50 )
 {
 stage = 0;
 }
 rotation = 360 * ( progress / 100 );
 }
 
 // -----------------------------------------------------------
 protected void Update(float tDelta)
 {
 m_Anim.Tick(tDelta);
 
 Widget child = m_Root.GetChildren();
 
 int index = 0;
 while ( child )
 {
 UpdateChild( child, index );
 index++;
 child = child.GetSibling();
 }
 }
 
 protected void UpdateChild( Widget child, int index )
 {
 float rotation_value = ( m_Anim.GetTargetValue() * Math.RAD2DEG );
 if( child.GetName() == m_BarHider )
 {
 if( stage == 0 )
 {
 if( rotation > 0 )
 {
 child.GetChildren().Show(true);
 }
 else
 {
 child.GetChildren().Show(false); 
 }
 
 child.GetChildren().SetRotation( 0, 0, start_rotation + rotation);
 
 if( rotation > 180 )
 {
 stage = 1;
 child.GetChildren().SetRotation(0, 0, 360);
 }
 
 } 
 }
 else if( child.GetName() == m_BarPart )
 {
 if( stage == 0 )
 child.Show( false );
 if( stage == 1 )
 {
 child.Show( true );
 child.SetRotation( 0, 0, start_rotation + rotation );
 
 if( rotation > 360 )
 {
 stage = 2;
 child.SetRotation( 0, 0, 180 );
 }
 }
 }
 }
 
 // -----------------------------------------------------------
 void OnWidgetScriptInit( Widget w )
 {
 m_Root = w;
 m_BarHider = "BarHider_" + m_Root.GetName();
 m_BarPart = "BarPart2_" + m_Root.GetName();
 m_Anim.AnimateLoop( speed );
 }
};