public override void onEnter()
{
base.onEnter();
Color = new ccColor3B(0,0,0);
removeChild(m_background, true);
m_background = null;
m_emitter = new CCParticleSystemQuad();
m_emitter.initWithTotalParticles(100);
addChild(m_emitter, 10);
m_emitter.Texture = CCTextureCache.sharedTextureCache().addImage("Images/fire");
// duration
m_emitter.Duration = (float)eParticleShowingProperty.kCCParticleDurationInfinity;
// radius mode
m_emitter.EmitterMode = (int)eParticleMode.kCCParticleModeRadius;
// radius mode: start and end radius in pixels
m_emitter.setStartRadius(50);
m_emitter.setStartRadiusVar(0);
m_emitter.setEndRadius((float)eParticleShowingProperty.kCCParticleStartRadiusEqualToEndRadius);
m_emitter.setEndRadiusVar(0);
// radius mode: degrees per second
m_emitter.setRotatePerSecond(0);
m_emitter.setRotatePerSecondVar(0);
// angle
m_emitter.Angle = 90;
m_emitter.AngleVar = 0;
// emitter position
CCSize size = CCDirector.sharedDirector().getWinSize();
m_emitter.position = new CCPoint(size.width/2, size.height/2);
m_emitter.PosVar = new CCPoint(0,0);
// life of particles
m_emitter.Life = 5;
m_emitter.LifeVar = 0;
// spin of particles
m_emitter.StartSpin = 0;
m_emitter.StartSpinVar = 0;
m_emitter.EndSpin = 0;
m_emitter.EndSpinVar = 0;
// color of particles
ccColor4F startColor = new ccColor4F(0.5f, 0.5f, 0.5f, 1.0f);
m_emitter.StartColor = startColor;
ccColor4F startColorVar = new ccColor4F(0.5f, 0.5f, 0.5f, 1.0f);
m_emitter.StartColorVar = startColorVar;
ccColor4F endColor = new ccColor4F(0.1f, 0.1f, 0.1f, 0.2f);
m_emitter.EndColor = endColor;
ccColor4F endColorVar = new ccColor4F(0.1f, 0.1f, 0.1f, 0.2f);
m_emitter.EndColorVar = endColorVar;
// size, in pixels
m_emitter.StartSize = 16;
m_emitter.StartSizeVar = 0;
m_emitter.EndSize = (float)eParticleShowingProperty.kCCParticleStartSizeEqualToEndSize;
// emits per second
m_emitter.EmissionRate = m_emitter.TotalParticles / m_emitter.Life;
// additive
m_emitter.IsBlendAdditive = false;
CCRotateBy rot = CCRotateBy.actionWithDuration(16, 360);
m_emitter.runAction(CCRepeatForever.actionWithAction(rot));
}