diff --git a/core/src/main/java/me/huanmeng/opensource/bukkit/gui/draw/GuiDraw.java b/core/src/main/java/me/huanmeng/opensource/bukkit/gui/draw/GuiDraw.java
index 6cca2bd..4e2ece7 100644
--- a/core/src/main/java/me/huanmeng/opensource/bukkit/gui/draw/GuiDraw.java
+++ b/core/src/main/java/me/huanmeng/opensource/bukkit/gui/draw/GuiDraw.java
@@ -19,7 +19,7 @@
  * @author huanmeng_qwq
  */
 @SuppressWarnings("unused")
-public class GuiDraw<@NonNull G extends AbstractGui<G>> {
+public class GuiDraw<G extends AbstractGui<G>> {
     @NonNull
     private final G gui;
 
@@ -43,7 +43,7 @@ public G gui() {
      * @return this
      */
     @NonNull
-    public GuiDraw<@NonNull G> vertical(int x1, int y1, int x2, int y2, @Nullable Button button) {
+    public GuiDraw<G> vertical(int x1, int y1, int x2, int y2, @Nullable Button button) {
         int[] xRange = MathUtil.range(x1, x2);
         int[] yRange = MathUtil.range(y1, y2);
         for (int x : xRange) {
@@ -51,7 +51,7 @@ public G gui() {
                 set(x, y, button);
             }
         }
-        return this;
+        return self();
     }
 
     /**
@@ -63,9 +63,9 @@ public G gui() {
      * @return this
      */
     @NonNull
-    public GuiDraw<@NonNull G> set(int x, int y, @Nullable Button button) {
+    public GuiDraw<G> set(int x, int y, @Nullable Button button) {
         set(Slot.ofBukkit(x, y), button);
-        return this;
+        return self();
     }
 
     /**
@@ -76,9 +76,9 @@ public G gui() {
      * @return this
      */
     @NonNull
-    public GuiDraw<@NonNull G> set(int slot, @Nullable Button button) {
+    public GuiDraw<G> set(int slot, @Nullable Button button) {
         set(Slot.of(slot), button);
-        return this;
+        return self();
     }
 
     /**
@@ -89,11 +89,11 @@ public G gui() {
      * @return this
      */
     @NonNull
-    public GuiDraw<@NonNull G> set(@NonNull Slots slots, @Nullable Button button) {
+    public GuiDraw<G> set(@NonNull Slots slots, @Nullable Button button) {
         for (Slot slot : slots.slots(gui)) {
             set(slot, button);
         }
-        return this;
+        return self();
     }
 
     /**
@@ -104,7 +104,7 @@ public G gui() {
      * @return this
      */
     @NonNull
-    public GuiDraw<@NonNull G> set(@NonNull Slots slots, @NonNull List<@Nullable ? extends Button> buttons) {
+    public GuiDraw<G> set(@NonNull Slots slots, @NonNull List<@Nullable ? extends Button> buttons) {
         Slot[] slotArray = slots.slots(gui);
         for (int i = 0; i < slotArray.length; i++) {
             if (i >= buttons.size()) {
@@ -112,7 +112,7 @@ public G gui() {
             }
             set(slotArray[i], buttons.get(i));
         }
-        return this;
+        return self();
     }
 
     /**
@@ -123,8 +123,12 @@ public G gui() {
      * @return this
      */
     @NonNull
-    public GuiDraw<@NonNull G> set(@NonNull Slot slot, @Nullable Button button) {
+    public GuiDraw<G> set(@NonNull Slot slot, @Nullable Button button) {
         gui.addAttachedButton(new GuiButton(slot, button));
-        return this;
+        return self();
+    }
+
+    public GuiDraw<G> self() {
+        return self();
     }
 }
diff --git a/kotlin-dsl/src/main/kotlin/me/huanmeng/opensource/bukkit/gui/dsl/GuiDsl.kt b/kotlin-dsl/src/main/kotlin/me/huanmeng/opensource/bukkit/gui/dsl/GuiDsl.kt
index d3a8594..bad8a6a 100644
--- a/kotlin-dsl/src/main/kotlin/me/huanmeng/opensource/bukkit/gui/dsl/GuiDsl.kt
+++ b/kotlin-dsl/src/main/kotlin/me/huanmeng/opensource/bukkit/gui/dsl/GuiDsl.kt
@@ -123,6 +123,42 @@ fun GuiDraw<out AbstractGuiCustom<*>>.setButton(slots: Slots, lambda: ButtonDsl.
  */
 fun GuiDraw<out AbstractGuiCustom<*>>.setButton(slots: Slots, lambda: ButtonList.() -> Unit) =
     set(slots, ButtonList().apply(lambda))
+
+class SetButton<G : AbstractGui<G>>(private val draw: GuiDraw<G>, private val slot: Slot) {
+    infix fun button(button: Button) {
+        draw.set(slot, button)
+    }
+}
+
+class SetButtons<G : AbstractGui<G>>(private val draw: GuiDraw<G>, private val slots: Slots) {
+    infix fun button(button: Button) {
+        draw.set(slots, button)
+    }
+
+    infix fun buttons(lambda: ButtonList.() -> Unit) {
+        draw.set(slots, ButtonList().apply(lambda))
+    }
+}
+
+infix fun <G : AbstractGui<G>> GuiDraw<G>.slot(slot: Int): SetButton<G> {
+    return SetButton(this, Slot.of(slot))
+}
+
+infix fun <G : AbstractGui<G>> GuiDraw<G>.slot(slot: Slot): SetButton<G> {
+    return SetButton(this, slot)
+}
+
+infix fun <G : AbstractGui<G>> GuiDraw<G>.slot(slot: Pair<Int, Int>): SetButton<G> {
+    return SetButton(this, Slot.ofBukkit(slot.first, slot.second))
+}
+
+infix fun <G : AbstractGui<G>> GuiDraw<G>.gameSlot(slot: Pair<Int, Int>): SetButton<G> {
+    return SetButton(this, Slot.ofGame(slot.first, slot.second))
+}
+
+infix fun <G : AbstractGui<G>> GuiDraw<G>.slots(slots: Slots): SetButtons<G> {
+    return SetButtons(this, slots)
+}
 /* end */
 
 /* Pattern to Gui*/
diff --git a/kotlin-dsl/src/main/kotlin/me/huanmeng/opensource/bukkit/gui/dsl/SlotDsl.kt b/kotlin-dsl/src/main/kotlin/me/huanmeng/opensource/bukkit/gui/dsl/SlotDsl.kt
index ff401c2..ad09d4a 100644
--- a/kotlin-dsl/src/main/kotlin/me/huanmeng/opensource/bukkit/gui/dsl/SlotDsl.kt
+++ b/kotlin-dsl/src/main/kotlin/me/huanmeng/opensource/bukkit/gui/dsl/SlotDsl.kt
@@ -58,8 +58,7 @@ fun buildSlotsByLine(lambda: SlotsDsl.(line: Int) -> List<Slot>): Slots {
 class SlotDsl {
     var index: Int? = null
     var onClick: ((
-        button: Button, player: Player, click: ClickType, action: InventoryAction, slotType: SlotType,
-        slot: Int, hotbarKey: Int, e: InventoryClickEvent
+        button: Button, player: Player, click: ClickType, action: InventoryAction, slotType: SlotType, slot: Int, hotbarKey: Int, e: InventoryClickEvent
     ) -> Result)? = null
     var tryPlace: ((button: Button, player: Player) -> Boolean)? = null
 }
@@ -108,4 +107,124 @@ class SlotsDsl(list: MutableList<Slot>) : MutableList<Slot> by list {
     fun slot(lambda: () -> Slot) = add(lambda())
 
     fun slot(lambda: SlotDsl.() -> Unit) = add(buildSlot(lambda))
-}
\ No newline at end of file
+}
+
+enum class IntSlotType {
+    X {
+        override fun IntSlot.createSlot(other: IntSlot): Slot {
+            when (other.type) {
+                X -> {
+                    throw IllegalArgumentException("Cannot add X to X")
+                }
+
+                Y -> {
+                    return Slot.ofBukkit(this.value, other.value)
+                }
+
+                GAME_X -> {
+                    throw IllegalArgumentException("Cannot add X to GameX")
+                }
+
+                GAME_Y -> {
+                    return Slot.ofGame(this.value + 1, other.value)
+                }
+            }
+        }
+    },
+    Y {
+        override fun IntSlot.createSlot(other: IntSlot): Slot {
+            when (other.type) {
+                X -> {
+                    return Slot.ofBukkit(other.value, this.value)
+                }
+
+                Y -> {
+                    throw IllegalArgumentException("Cannot add Y to X")
+                }
+
+                GAME_X -> {
+                    return Slot.ofGame(other.value, this.value + 1)
+                }
+
+                GAME_Y -> {
+                    throw IllegalArgumentException("Cannot add GameY to X")
+                }
+            }
+        }
+    },
+    GAME_X {
+        override fun IntSlot.createSlot(other: IntSlot): Slot {
+            when (other.type) {
+                X -> {
+                    throw IllegalArgumentException("Cannot add X to X")
+                }
+
+                Y -> {
+                    return Slot.ofGame(this.value, other.value + 1)
+                }
+
+                GAME_X -> {
+                    throw IllegalArgumentException("Cannot add X to GameX")
+                }
+
+                GAME_Y -> {
+                    return Slot.ofGame(this.value, other.value)
+                }
+            }
+        }
+    },
+    GAME_Y {
+        override fun IntSlot.createSlot(other: IntSlot): Slot {
+            when (other.type) {
+                X -> {
+                    return Slot.ofGame(other.value + 1, this.value)
+                }
+
+                Y -> {
+                    throw IllegalArgumentException("Cannot add GameY to X")
+                }
+
+                GAME_X -> {
+                    return Slot.ofGame(other.value, this.value)
+                }
+
+                GAME_Y -> {
+                    throw IllegalArgumentException("Cannot add GameY to GameY")
+                }
+            }
+        }
+    },
+    ;
+
+    abstract fun IntSlot.createSlot(other: IntSlot): Slot
+}
+
+class IntSlot(val value: Int, val type: IntSlotType) {
+    operator fun plus(other: IntSlot): Slot {
+        return type.run { createSlot(other) }
+    }
+    operator fun plus(other: Int): IntSlot {
+        return IntSlot(value+ other, type)
+    }
+    operator fun minus(other: Int): IntSlot {
+        return IntSlot(value - other, type)
+    }
+    operator fun times(other: Int): IntSlot {
+        return IntSlot(value * other, type)
+    }
+    operator fun div(other: Int): IntSlot {
+        return IntSlot(value / other, type)
+    }
+    operator fun rem(other: Int): IntSlot {
+        return IntSlot(value % other, type)
+    }
+
+    override fun toString(): String {
+        return "IntSlot(value=$value, type=$type)"
+    }
+}
+
+val Int.x: IntSlot get() = IntSlot(this, IntSlotType.X)
+val Int.y: IntSlot get() = IntSlot(this, IntSlotType.Y)
+val Int.gx: IntSlot get() = IntSlot(this, IntSlotType.GAME_X)
+val Int.gy: IntSlot get() = IntSlot(this, IntSlotType.GAME_Y)
\ No newline at end of file