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);
  }
};