Added Different Spyglass GUI

src/main/java/com/uberverse/arkcraft/client/event/ClientEventHandler.java

@@ -73,8 +73,10 @@ public class ClientEventHandler
 	public static int disabledEquippItemAnimationTime = 0;
 
 	private ItemStack selected;
-	private static final ResourceLocation OVERLAY_TEXTURE = new ResourceLocation(ARKCraft.MODID,
+	private static final ResourceLocation SCOPE_OVERLAY = new ResourceLocation(ARKCraft.MODID,
 			"textures/gui/scope.png");
+	private static final ResourceLocation SPYGLASS_OVERLAY = new ResourceLocation(ARKCraft.MODID,
+			"textures/gui/spyglass.png");
 	public boolean showScopeOverlap = false;
 
 	public static void init()
@@ -166,26 +168,32 @@ public void onMouseEvent(MouseEvent evt)
 			InventoryAttachment att = InventoryAttachment.create(stack);
 			if (stack != null)
 			{
-				if (att != null && att.isScopePresent() || stack.getItem().equals(ARKCraftItems.spy_glass))
+				if (att != null && att.isScopePresent())
 				{
 					showScopeOverlap = evt.buttonstate;
 					selected = stack;
 					if (showScopeOverlap) evt.setCanceled(true);
 				}
+				else if (stack.getItem().equals(ARKCraftItems.spy_glass))
+				{
+					showSpyglassOverlay = evt.buttonstate;
+					selected = stack;
+					if (showSpyglassOverlay) evt.setCanceled(true);	
+				}
 			}
 		}
-	}
+	} private static boolean showSpyglassOverlay;
 
 	@SubscribeEvent
 	public void onFOVUpdate(FOVUpdateEvent evt)
 	{
-		if (mc.gameSettings.thirdPersonView == 0 && showScopeOverlap) evt.newfov /= 6.0F;
+		if (mc.gameSettings.thirdPersonView == 0 && (showScopeOverlap || showSpyglassOverlay)) evt.newfov /= 6.0F;
 	}
 
 	@SubscribeEvent
 	public void onRenderHand(RenderHandEvent evt)
 	{
-		if (showScopeOverlap)
+		if (showScopeOverlap || showSpyglassOverlay)
 		{
 			evt.setCanceled(true);
 		}
@@ -195,23 +203,25 @@ public void onRenderHand(RenderHandEvent evt)
 	public void onRender(RenderGameOverlayEvent evt)
 	{
 		Minecraft mc = Minecraft.getMinecraft();
-		if (showScopeOverlap && (mc.thePlayer.getCurrentEquippedItem() != selected || !Mouse.isButtonDown(0)))
+		if ((showScopeOverlap || showSpyglassOverlay) && (mc.thePlayer.getCurrentEquippedItem() != selected || !Mouse.isButtonDown(0)))
 		{
 			showScopeOverlap = false;
+			showSpyglassOverlay = false;
 		}
-		if (showScopeOverlap)
+		if (showScopeOverlap || showSpyglassOverlay)
 		{
 			// Render scope
 			if (evt.type == RenderGameOverlayEvent.ElementType.HELMET)
 			{
 				if (mc.gameSettings.thirdPersonView == 0)
 				{
 					evt.setCanceled(true);
-					showScope();
+					if (showScopeOverlap) showScope() ;
+					else if (showSpyglassOverlay) showSpyglass();
 				}
 			}
 			// Remove crosshairs
-			else if (evt.type == RenderGameOverlayEvent.ElementType.CROSSHAIRS && showScopeOverlap) evt.setCanceled(
+			else if (evt.type == RenderGameOverlayEvent.ElementType.CROSSHAIRS && (showScopeOverlap || showSpyglassOverlay)) evt.setCanceled(
 					true);
 		}
 		else if (evt.type == RenderGameOverlayEvent.ElementType.CROSSHAIRS && !Minecraft.getMinecraft().isGamePaused())
@@ -281,7 +291,58 @@ public void showScope()
 		GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
 		GL11.glDisable(GL11.GL_ALPHA_TEST);
 
-		mc.renderEngine.bindTexture(OVERLAY_TEXTURE);
+		mc.renderEngine.bindTexture(SCOPE_OVERLAY);
+
+		ScaledResolution res = new ScaledResolution(mc, mc.displayWidth, mc.displayHeight);
+		double width = res.getScaledWidth_double();
+		double height = res.getScaledHeight_double();
+
+		Tessellator tessellator = Tessellator.getInstance();
+		WorldRenderer worldrenderer = tessellator.getWorldRenderer();
+
+		worldrenderer.startDrawingQuads();
+		worldrenderer.addVertexWithUV(0.0D, height, -90.0D, 0.0D, 1.0D);
+		worldrenderer.addVertexWithUV(width, height, -90.0D, 1.0D, 1.0D);
+		worldrenderer.addVertexWithUV(width, 0.0D, -90.0D, 1.0D, 0.0D);
+		worldrenderer.addVertexWithUV(0.0D, 0.0D, -90.0D, 0.0D, 0.0D);
+		tessellator.draw();
+
+		GL11.glPopMatrix();
+	}
+	public void showSpyglass()
+	{
+		Minecraft mc = Minecraft.getMinecraft();
+		EntityPlayer thePlayer = mc.thePlayer;
+
+		// add sway
+		swayTicks++;
+		if (swayTicks > maxTicks)
+		{
+			swayTicks = 0;
+			if (!thePlayer.isSneaking())
+			{
+				yawSway = ((random.nextFloat() * 2 - 1) / 5) / maxTicks;
+				pitchSway = ((random.nextFloat() * 2 - 1) / 5) / maxTicks;
+			}
+			else
+			{
+				yawSway = ((random.nextFloat() * 2 - 1) / 16) / maxTicks;
+				pitchSway = ((random.nextFloat() * 2 - 1) / 16) / maxTicks;
+			}
+		}
+
+		EntityPlayer p = mc.thePlayer;
+		p.rotationPitch += yawSway;
+		p.rotationYaw += pitchSway;
+
+		GL11.glPushMatrix();
+		mc.entityRenderer.setupOverlayRendering();
+		GL11.glEnable(GL11.GL_BLEND);
+		OpenGlHelper.glBlendFunc(770, 771, 1, 0);
+		GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
+		GL11.glDisable(GL11.GL_ALPHA_TEST);
+
+		mc.renderEngine.bindTexture(SPYGLASS_OVERLAY);
 
 		ScaledResolution res = new ScaledResolution(mc, mc.displayWidth, mc.displayHeight);
 		double width = res.getScaledWidth_double();