[API] Make classes from imgui.type which are represent numbers to extend Number class

- ImDouble
 - ImFloat
 - ImInt
 - ImLong
 - ImShort

imgui-binding/src/main/java/imgui/type/ImDouble.java

@@ -1,6 +1,6 @@
 package imgui.type;
 
-public final class ImDouble implements Cloneable, Comparable<ImDouble> {
+public final class ImDouble extends Number implements Cloneable, Comparable<ImDouble> {
     private final double[] data = new double[]{0.0d};
 
     public ImDouble() {
@@ -62,4 +62,24 @@ public final class ImDouble implements Cloneable, Comparable<ImDouble> {
     public int compareTo(final ImDouble o) {
         return Double.compare(get(), o.get());
     }
+
+    @Override
+    public int intValue() {
+        return (int) get();
+    }
+
+    @Override
+    public long longValue() {
+        return (long) get();
+    }
+
+    @Override
+    public float floatValue() {
+        return (float) get();
+    }
+
+    @Override
+    public double doubleValue() {
+        return get();
+    }
 }

imgui-binding/src/main/java/imgui/type/ImFloat.java

@@ -1,6 +1,6 @@
 package imgui.type;
 
-public final class ImFloat implements Cloneable, Comparable<ImFloat> {
+public final class ImFloat extends Number implements Cloneable, Comparable<ImFloat> {
     private final float[] data = new float[]{0};
 
     public ImFloat() {
@@ -62,4 +62,24 @@ public final class ImFloat implements Cloneable, Comparable<ImFloat> {
     public int compareTo(final ImFloat o) {
         return Float.compare(get(), o.get());
     }
+
+    @Override
+    public int intValue() {
+        return (int) get();
+    }
+
+    @Override
+    public long longValue() {
+        return (long) get();
+    }
+
+    @Override
+    public float floatValue() {
+        return get();
+    }
+
+    @Override
+    public double doubleValue() {
+        return get();
+    }
 }

imgui-binding/src/main/java/imgui/type/ImInt.java

@@ -1,6 +1,6 @@
 package imgui.type;
 
-public final class ImInt implements Cloneable, Comparable<ImInt> {
+public final class ImInt extends Number implements Cloneable, Comparable<ImInt> {
     private final int[] data = new int[]{0};
 
     public ImInt() {
@@ -62,4 +62,24 @@ public final class ImInt implements Cloneable, Comparable<ImInt> {
     public int compareTo(final ImInt o) {
         return Integer.compare(get(), o.get());
     }
+
+    @Override
+    public int intValue() {
+        return get();
+    }
+
+    @Override
+    public long longValue() {
+        return get();
+    }
+
+    @Override
+    public float floatValue() {
+        return (float) get();
+    }
+
+    @Override
+    public double doubleValue() {
+        return get();
+    }
 }

imgui-binding/src/main/java/imgui/type/ImLong.java

@@ -1,6 +1,6 @@
 package imgui.type;
 
-public final class ImLong implements Cloneable, Comparable<ImLong> {
+public final class ImLong extends Number implements Cloneable, Comparable<ImLong> {
     private final long[] data = new long[]{0};
 
     public ImLong() {
@@ -62,4 +62,24 @@ public final class ImLong implements Cloneable, Comparable<ImLong> {
     public int compareTo(final ImLong o) {
         return Long.compare(get(), o.get());
     }
+
+    @Override
+    public int intValue() {
+        return (int) get();
+    }
+
+    @Override
+    public long longValue() {
+        return get();
+    }
+
+    @Override
+    public float floatValue() {
+        return (float) get();
+    }
+
+    @Override
+    public double doubleValue() {
+        return (double) get();
+    }
 }

imgui-binding/src/main/java/imgui/type/ImShort.java

@@ -1,6 +1,6 @@
 package imgui.type;
 
-public final class ImShort implements Cloneable, Comparable<ImShort> {
+public final class ImShort extends Number implements Cloneable, Comparable<ImShort> {
     private final short[] data = new short[]{0};
 
     public ImShort() {
@@ -62,4 +62,24 @@ public final class ImShort implements Cloneable, Comparable<ImShort> {
     public int compareTo(final ImShort o) {
         return Short.compare(get(), o.get());
     }
+
+    @Override
+    public int intValue() {
+        return get();
+    }
+
+    @Override
+    public long longValue() {
+        return get();
+    }
+
+    @Override
+    public float floatValue() {
+        return get();
+    }
+
+    @Override
+    public double doubleValue() {
+        return get();
+    }
 }