better load screen and animations (offline download compatible!!!)

src/lwjgl/java/net/lax1dude/eaglercraft/v1_8/internal/PlatformRuntime.java

@@ -469,4 +469,12 @@ public class PlatformRuntime {
     public static void toggleRec() {
         //
     }
+
+    public static void showMojangScreen(){
+        //
+    }
+
+    public static void removeLoadScreen(){
+        //      
+    }
 }

src/main/java/net/minecraft/client/Minecraft.java

@@ -29,6 +29,7 @@ import dev.resent.util.misc.W;
 import dev.resent.visual.ui.clickgui.PreGUI;
 import net.lax1dude.eaglercraft.v1_8.Display;
 import net.lax1dude.eaglercraft.v1_8.EagRuntime;
+import net.lax1dude.eaglercraft.v1_8.EagUtils;
 import net.lax1dude.eaglercraft.v1_8.HString;
 import net.lax1dude.eaglercraft.v1_8.IOUtils;
 import net.lax1dude.eaglercraft.v1_8.Keyboard;
@@ -459,6 +460,9 @@ public class Minecraft implements IThreadListener {
 		this.renderEngine.deleteTexture(this.mojangLogo);
 		this.mojangLogo = null;
 		this.loadingScreen = new LoadingScreenRenderer(this);
+
+		PlatformRuntime.removeLoadScreen();
+		EagUtils.sleep(200l);
 	}
 
 	private void registerMetadataSerializers() {
@@ -609,6 +613,11 @@ public class Minecraft implements IThreadListener {
 		GlStateManager.enableAlpha();
 		GlStateManager.alphaFunc(GL_GREATER, 0.1F);
 		this.updateDisplay();
+
+		PlatformRuntime.showMojangScreen();
+		EagUtils.sleep(200l);
+
+
 	}
 
 	public void func_181536_a(int parInt1, int parInt2, int parInt3, int parInt4, int parInt5, int parInt6, int parInt7,

src/teavm/java/net/lax1dude/eaglercraft/v1_8/internal/PlatformInput.java

@@ -95,8 +95,8 @@ public class PlatformInput {
 
     public static boolean keyboardLockSupported = false;
     public static boolean lockKeys = false;
-
-    @JSBody(params = {}, script = "window.onbeforeunload = () => {return false;};")
+    
+    @JSBody(params = {}, script = "")
     private static native void onBeforeCloseRegister();
 
     static void initHooks(Window window, HTMLCanvasElement canvaz) {
@@ -605,7 +605,7 @@ public class PlatformInput {
         if (mouseEvents.isEmpty() && keyEvents.isEmpty() && !hasBeenActive()) {
             EarlyLoadScreen.paintEnable();
 
-            while (mouseEvents.isEmpty() && keyEvents.isEmpty()) {
+            while (!checkIfSiteInteractionHappened()) {
                 EagUtils.sleep(100l);
             }
         }
@@ -616,6 +616,9 @@ public class PlatformInput {
         keyEvents.clear();
     }
 
+    @JSBody(params = {}, script = "return returnHasSiteInteractionHappened()")
+	private static native boolean checkIfSiteInteractionHappened();
+
     @JSBody(params = {}, script = "return window.matchMedia('(display-mode: fullscreen)');")
     private static native JSObject fullscreenMediaQuery();
 

src/teavm/java/net/lax1dude/eaglercraft/v1_8/internal/PlatformRuntime.java

@@ -35,6 +35,7 @@ import com.jcraft.jzlib.InflaterInputStream;
 
 import dev.resent.client.ClientInfo;
 import dev.resent.client.Resent;
+import net.lax1dude.eaglercraft.v1_8.EagUtils;
 import net.lax1dude.eaglercraft.v1_8.EaglercraftVersion;
 import net.lax1dude.eaglercraft.v1_8.internal.buffer.ByteBuffer;
 import net.lax1dude.eaglercraft.v1_8.internal.buffer.EaglerArrayBufferAllocator;
@@ -152,8 +153,12 @@ public class PlatformRuntime {
                 throw new RuntimeInitializationFailureException("Could not download EPK file \"" + url + "\"");
             }
 
-            logger.info("Decompressing: {}", logURL);
             remove();
+            // give enough time for screen to update and say "decompressing assets"
+            EagUtils.sleep(50l);
+
+            logger.info("Decompressing: {}", logURL);
+            
 
             try {
                 EPKLoader.loadEPK(epkFileData, epkFiles[i].path, PlatformAssets.assets);
@@ -168,10 +173,17 @@ public class PlatformRuntime {
 
         logger.info("Initializing sound engine...");
 
+
+        enableScreen();
         PlatformInput.pressAnyKeyScreen();
 
         PlatformAudio.initialize();
 
+        loadingScreen();
+
+        // so that animations wont lag
+        EagUtils.sleep(200l);
+
         if (finalLoadScreen != null) {
             EarlyLoadScreen.paintFinal(finalLoadScreen);
         }
@@ -188,6 +200,12 @@ public class PlatformRuntime {
     @JSBody( script = "die()")
     public static native void remove();
 
+    @JSBody( script = "enable()")
+    public static native void enableScreen();
+
+    @JSBody( script = "loading()")
+    public static native void loadingScreen();
+
     @JSBody(params = {}, script = "return {antialias: false, depth: false, powerPreference: \"high-performance\", desynchronized: true, preserveDrawingBuffer: false, premultipliedAlpha: false, alpha: false};")
     public static native JSObject youEagler();
 
@@ -593,4 +611,8 @@ public class PlatformRuntime {
             mediaRec = null;
         }
     }
+    @JSBody(params = {}, script = "showMojang();")
+    public static native void showMojangScreen();
+    @JSBody(params = {}, script = "die2();")
+    public static native void removeLoadScreen();
 }

src/teavm/java/net/lax1dude/eaglercraft/v1_8/internal/teavm/MainClass.java

@@ -220,7 +220,7 @@ public class MainClass {
             HTMLElement el = doc.getElementById(configRootElement);
 
             StringBuilder str = new StringBuilder();
-            str.append(ClientInfo.name + " " + ClientInfo.version + "has crashed! DM this crash message to me on discord, my tag is hooman#1196, along with steps to recreate the crash. \n\n");
+            str.append(ClientInfo.name + " " + ClientInfo.version + " has crashed! DM this crash message to me on discord, my tag is hooman#1196, along with steps to recreate the crash. \n\n");
             str.append(t);
             str.append('\n').append('\n');
             str.append("eaglercraft.version = \"").append(EaglercraftVersion.projectForkVersion).append("\"\n");