projects/mtg/src/MenuItem.cpp

@@ -0,0 +1,113 @@
+#include "../include/debug.h"
+#include "../include/MenuItem.h"
+
+
+MenuItem::MenuItem(int id, JLBFont *font, const char* text, int x, int y, JQuad * _off, JQuad * _on, const char * particle, JQuad * particleTex, bool hasFocus): JGuiObject(id), mFont(font), mText(text), mX(x), mY(y)
+{
+
+
+
+	updatedSinceLastRender = 1;
+	mParticleSys = NEW hgeParticleSystem(particle, particleTex);
+	mParticleSys->MoveTo(mX, mY);
+
+
+	mHasFocus = hasFocus;
+	lastDt = 0.001f;
+	mScale = 1.0f;
+	mTargetScale = 1.0f;
+
+	onQuad = _on;
+	offQuad = _off;
+
+	if (hasFocus)
+		Entering();
+	mFont->SetScale(1.2f);
+	
+}
+
+	
+void MenuItem::Render()
+{
+
+	JRenderer * renderer = JRenderer::GetInstance();
+	
+
+	if (mHasFocus)
+	{
+		if (!updatedSinceLastRender){
+			mParticleSys->Update(lastDt);
+		}
+	// set additive blending
+	renderer->SetTexBlend(BLEND_SRC_ALPHA, BLEND_ONE);
+	mParticleSys->Render();
+	// set normal blending
+	renderer->SetTexBlend(BLEND_SRC_ALPHA, BLEND_ONE_MINUS_SRC_ALPHA);
+		mFont->SetColor(ARGB(255,255,255,255));
+		onQuad->SetColor(ARGB(70,255,255,255));
+		renderer->RenderQuad(onQuad, SCREEN_WIDTH  , SCREEN_HEIGHT/2 , 0,8,8);
+		onQuad->SetColor(ARGB(255,255,255,255));
+		mFont->DrawString(mText, SCREEN_WIDTH/2, 3*SCREEN_HEIGHT/4, JGETEXT_CENTER);
+		renderer->RenderQuad(onQuad, mX  , mY , 0,mScale,mScale);
+
+	}
+	else
+	{
+		renderer->RenderQuad(offQuad, mX  , mY , 0,mScale,mScale);
+	}
+	updatedSinceLastRender= 0;
+}
+
+void MenuItem::Update(float dt)
+{
+	updatedSinceLastRender = 1;
+	lastDt = dt;
+	if (mScale < mTargetScale)
+	{
+		mScale += 8.0f*dt;
+		if (mScale > mTargetScale)
+			mScale = mTargetScale;
+	}
+	else if (mScale > mTargetScale)
+	{
+		mScale -= 8.0f*dt;
+		if (mScale < mTargetScale)
+			mScale = mTargetScale;
+	}
+
+  if (mHasFocus){
+		mParticleSys->Update(dt);
+	}
+
+}
+
+
+
+
+void MenuItem::Entering()
+{
+
+	mParticleSys->Fire();
+	mHasFocus = true;
+	mTargetScale = 1.3f;
+}
+
+
+bool MenuItem::Leaving(u32 key)
+{
+	mParticleSys->Stop(true);
+	mHasFocus = false;
+	mTargetScale = 1.0f;
+	return true;
+}
+
+
+bool MenuItem::ButtonPressed()
+{
+	return true;
+}
+
+
+MenuItem::~MenuItem(){
+	if (mParticleSys) delete mParticleSys;
+}