[API] Add support for DockBuilder

imgui-binding/src/main/java/imgui/internal/ImRect.java

@@ -0,0 +1,64 @@
+package imgui.internal;
+
+import imgui.ImVec2;
+
+import java.util.Objects;
+
+/**
+ * Helper: ImRect (2D axis aligned bounding-box)
+ * NB: we can't rely on ImVec2 math operators being available here!
+ */
+public final class ImRect {
+    /**
+     * Upper-left
+     */
+    public final ImVec2 min = new ImVec2();
+    /**
+     * Lower-right
+     */
+    public final ImVec2 max = new ImVec2();
+
+    public ImRect() {
+    }
+
+    public ImRect(final ImVec2 min, final ImVec2 max) {
+        this.min.x = min.x;
+        this.min.y = min.y;
+        this.max.x = max.x;
+        this.max.y = max.y;
+    }
+
+    public ImRect(final float x1, final  float y1, final  float x2, final float y2) {
+        min.x = x1;
+        min.y = y1;
+        max.x = x2;
+        max.y = y2;
+    }
+
+    @Override
+    public String toString() {
+        return "ImRect{"
+            + "min=" + min
+            + ", max=" + max
+            + '}';
+    }
+
+    @Override
+    public boolean equals(final Object o) {
+        if (this == o) {
+            return true;
+        }
+
+        if (o == null || getClass() != o.getClass()) {
+            return false;
+        }
+
+        final ImRect imRect = (ImRect) o;
+        return Objects.equals(min, imRect.min) && Objects.equals(max, imRect.max);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(min, max);
+    }
+}