JGE/src/JParticleSystem.cpp

@@ -0,0 +1,124 @@
+//-------------------------------------------------------------------------------------
+//
+// JGE++ is a hardware accelerated 2D game SDK for PSP/Windows.
+//
+// Licensed under the BSD license, see LICENSE in JGE root for details.
+// 
+// Copyright (c) 2007 James Hui (a.k.a. Dr.Watson) <jhkhui@gmail.com>
+// 
+//-------------------------------------------------------------------------------------
+
+
+#include <math.h>
+
+#include "../include/JGE.h"
+#include "../include/JParticleSystem.h"
+#include "../include/JParticleEffect.h"
+
+
+
+//-------------------------------------------------------------------------------------
+JParticleSystem::JParticleSystem()
+{
+
+	mActive = false;
+	
+}
+
+
+JParticleSystem::~JParticleSystem()
+{
+	mEffects.clear();
+	
+
+}
+
+
+void JParticleSystem::ClearAll()
+{
+	mEffects.clear();
+}
+
+
+void JParticleSystem::Update(float dt)
+{
+	if (!mEffects.empty())
+	{
+		JParticleEffect* effect;
+		std::list<JParticleEffect*>::iterator curr = mEffects.begin();
+		while (curr != mEffects.end())
+		{
+			effect = *curr;
+			effect->Update(dt);
+			if (effect->Done())
+			{
+				mEffects.erase(curr++);
+			}
+			else	
+				curr++;
+		}
+	}
+	
+}
+
+
+void JParticleSystem::Render()
+{
+
+	if (!mEffects.empty())
+	{
+		JParticleEffect* effect;
+		std::list<JParticleEffect*>::iterator curr = mEffects.begin();
+		while (curr != mEffects.end())
+		{
+			effect = *curr;
+			effect->Render();
+			
+			curr++;
+		}
+	}
+}
+
+
+
+
+void JParticleSystem::StartEffect(JParticleEffect* effect)
+{
+	std::list<JParticleEffect*>::iterator curr = mEffects.begin();
+	while (curr != mEffects.end())
+	{
+		if (effect == *curr && effect->GetParticleSystem() == this)
+		{
+			effect->Start();
+			return;
+		}
+		curr++;
+	}
+	mEffects.push_back(effect);
+	effect->SetParticleSystem(this);
+	effect->Start();
+}
+
+
+void JParticleSystem::StopAllEffects()
+{
+
+	if (!mEffects.empty())
+	{
+		JParticleEffect* effect;
+		std::list<JParticleEffect*>::iterator curr = mEffects.begin();
+		while (curr != mEffects.end())
+		{
+			effect = *curr;
+			effect->Stop();
+			curr++;
+		}
+	}
+	
+	
+}
+
+bool JParticleSystem::IsActive() { return mActive; }
+
+void JParticleSystem::SetActive(bool flag) { mActive = flag; }
+