mainmenubuttoneffect.c

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class MainMenuButtonEffect : ScriptedWidgetEventHandler
{
 reference float speed;
 reference float amount;
 protected float m_textProportion;
 protected float m_textProportion2;
 protected ButtonWidget m_root;
 protected ref AnimatorTimer m_anim;
 
 // -----------------------------------------------------------
 void MainMenuButtonEffect()
 {
 if ( GetGame() )
 {
 GetGame().GetUpdateQueue(CALL_CATEGORY_GUI).Insert(this.Update);
 }
 m_anim = new AnimatorTimer();
 }
 
 // -----------------------------------------------------------
 void ~MainMenuButtonEffect()
 {
 if ( GetGame() && GetGame().GetUpdateQueue(CALL_CATEGORY_GUI) )
 {
 GetGame().GetUpdateQueue(CALL_CATEGORY_GUI).Remove(this.Update);
 }
 }
 
 // -----------------------------------------------------------
 void OnWidgetScriptInit(ButtonWidget w)
 {
 m_root = w;
 m_root.SetHandler(this);
 }
 
 // -----------------------------------------------------------
 protected void Update(float tDelta)
 {
 m_anim.Tick(tDelta);
 float p = amount * m_anim.GetValue();
 //m_root.SetTextProportion( m_textProportion + (p * 0.5) );
 m_root.SetTextOffset( p * 4, 0 );
 
 float c = 1.0 - m_anim.GetValue();
 m_root.SetTextColor(ARGBF(1, 1, c, c));
 }
 
 // -----------------------------------------------------------
 override bool OnFocus(Widget w, int x, int y)
 {
 //if ( !m_anim.IsRunning() ) m_textProportion = m_root.GetTextProportion();
 if ( !m_anim.IsRunning() )
 {
 m_root.GetPos( m_textProportion, m_textProportion2 );
 }
 m_anim.Animate(1.0, speed);
 
 return false;
 }
 
 // -----------------------------------------------------------
 override bool OnFocusLost(Widget w, int x, int y)
 {
 m_anim.Animate(0.0, speed);
 return false;
 }
};