Add rendering implementation for LWJGL

imgui-binding/src/main/java/imgui/enums/ImGuiCond.java

@@ -0,0 +1,28 @@
+package imgui.enums;
+
+/**
+ * Enumateration for ImGui::SetWindow***(), SetNextWindow***(), SetNextTreeNode***() functions
+ * Represent a condition.
+ * Important: Treat as a regular enum! Do NOT combine multiple values using binary operators! All the functions above treat 0 as a shortcut to ImGuiCond_Always.
+ */
+public class ImGuiCond {
+    public static ImGuiCond Always = new ImGuiCond(1 << 0);
+    public static ImGuiCond Once = new ImGuiCond(1 << 1);
+    public static ImGuiCond FirstUseEver = new ImGuiCond(1 << 2);
+    public static ImGuiCond Appearing = new ImGuiCond(1 << 3);
+    private static ImGuiCond Custom = new ImGuiCond(0);
+    int value;
+
+    private ImGuiCond(int code) {
+        value = code;
+    }
+
+    public ImGuiCond or(ImGuiCond otherEnum) {
+        ImGuiCond.Custom.value = value | otherEnum.value;
+        return ImGuiCond.Custom;
+    }
+
+    public int getValue() {
+        return value;
+    }
+}