hovereffect.c

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// -----------------------------------------------------------
class HoverEffect : ScriptedWidgetEventHandler
{
 reference float speed;
 reference float amount;
 protected float m_orginal_width;
 protected float m_orginal_height;
 protected Widget m_root;
 protected ref AnimatorTimer m_anim;
 
 void HoverEffect()
 {
 m_anim = new AnimatorTimer();
 }
 
 // -----------------------------------------------------------
 void OnWidgetScriptInit(Widget w)
 {
 m_root = w;
 m_root.SetHandler(this);
 }
 
 // -----------------------------------------------------------
 protected void Update()
 {
 float p = amount * m_anim.GetValue();
 m_root.SetSize(m_orginal_width + (m_orginal_width * p), m_orginal_height + (m_orginal_height * p));
 
 float c = 1.0 - (0.5 * m_anim.GetValue());
 m_root.SetColor(ARGBF(1, 1, c, c));
 }
 
 // -----------------------------------------------------------
 override bool OnMouseEnter(Widget w, int x, int y)
 {
 if ( !m_anim.IsRunning() ) m_root.GetSize(m_orginal_width, m_orginal_height);
 m_anim.Animate(1.0, speed);
 
 return false;
 }
 
 // -----------------------------------------------------------
 override bool OnMouseLeave(Widget w, Widget enterW, int x, int y)
 {
 m_anim.Animate(0.0, speed);
 return false;
 }
 
};