Implement update relevant methods

app/src/main/kotlin/com/skydoves/balloondemo/ComposeActivity.kt

@@ -127,7 +127,7 @@ class ComposeActivity : ComponentActivity() {
         ) {
           Button(
             modifier = Modifier.size(160.dp, 60.dp),
-            onClick = { balloonWindow2?.showAlignTop() },
+            onClick = { balloonWindow2?.showAlignBottom() },
           ) {
             Text(text = "wrap balloon")
           }

balloon-compose/api/balloon-compose.api

@@ -86,6 +86,11 @@ public abstract interface class com/skydoves/balloon/compose/BalloonWindow {
 	public abstract fun showAsDropDown (II)V
 	public abstract fun showAtCenter (IILcom/skydoves/balloon/BalloonCenterAlign;)V
 	public abstract fun update (II)V
+	public abstract fun updateAlign (Lcom/skydoves/balloon/BalloonAlign;II)V
+	public abstract fun updateAlignBottom (II)V
+	public abstract fun updateAlignEnd (II)V
+	public abstract fun updateAlignStart (II)V
+	public abstract fun updateAlignTop (II)V
 	public abstract fun updateSizeOfBalloonCard (II)V
 }
 
@@ -116,6 +121,11 @@ public final class com/skydoves/balloon/compose/BalloonWindow$DefaultImpls {
 	public static synthetic fun showAsDropDown$default (Lcom/skydoves/balloon/compose/BalloonWindow;IIILjava/lang/Object;)V
 	public static synthetic fun showAtCenter$default (Lcom/skydoves/balloon/compose/BalloonWindow;IILcom/skydoves/balloon/BalloonCenterAlign;ILjava/lang/Object;)V
 	public static synthetic fun update$default (Lcom/skydoves/balloon/compose/BalloonWindow;IIILjava/lang/Object;)V
+	public static synthetic fun updateAlign$default (Lcom/skydoves/balloon/compose/BalloonWindow;Lcom/skydoves/balloon/BalloonAlign;IIILjava/lang/Object;)V
+	public static synthetic fun updateAlignBottom$default (Lcom/skydoves/balloon/compose/BalloonWindow;IIILjava/lang/Object;)V
+	public static synthetic fun updateAlignEnd$default (Lcom/skydoves/balloon/compose/BalloonWindow;IIILjava/lang/Object;)V
+	public static synthetic fun updateAlignStart$default (Lcom/skydoves/balloon/compose/BalloonWindow;IIILjava/lang/Object;)V
+	public static synthetic fun updateAlignTop$default (Lcom/skydoves/balloon/compose/BalloonWindow;IIILjava/lang/Object;)V
 }
 
 public final class com/skydoves/balloon/compose/ComposableSingletons$BalloonComposeViewKt {

balloon-compose/src/main/kotlin/com/skydoves/balloon/compose/BalloonComposeView.kt

@@ -222,6 +222,30 @@ internal class BalloonComposeView(
     yOff: Int,
   ): Balloon = balloon.relayShowAlign(align, balloon, anchorView, xOff, yOff)
 
+  override fun updateAlignTop(xOff: Int, yOff: Int) {
+    balloon.updateAlignTop(anchorView, xOff, yOff)
+  }
+
+  override fun updateAlignBottom(xOff: Int, yOff: Int) {
+    balloon.updateAlignBottom(anchorView, xOff, yOff)
+  }
+
+  override fun updateAlignEnd(xOff: Int, yOff: Int) {
+    balloon.updateAlignEnd(anchorView, xOff, yOff)
+  }
+
+  override fun updateAlignStart(xOff: Int, yOff: Int) {
+    balloon.updateAlignStart(anchorView, xOff, yOff)
+  }
+
+  override fun updateAlign(align: BalloonAlign, xOff: Int, yOff: Int) {
+    balloon.updateAlign(align, anchorView, xOff, yOff)
+  }
+
+  @Deprecated(
+    "Use updateAlign instead.",
+    replaceWith = ReplaceWith("updateAlign(BalloonAlign.Top, xOff, yOff)"),
+  )
   override fun update(xOff: Int, yOff: Int): Unit = balloon.update(anchorView, xOff, yOff)
 
   override fun showAlign(

balloon-compose/src/main/kotlin/com/skydoves/balloon/compose/BalloonWindow.kt

@@ -402,13 +402,58 @@ public interface BalloonWindow {
     yOff: Int = 0,
   ): Balloon
 
+  /**
+   * Update the balloon on an [anchorView] as the top alignment with x-off and y-off.
+   *
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  public fun updateAlignTop(xOff: Int = 0, yOff: Int = 0)
+
+  /**
+   * Update the balloon on an [anchorView] as the bottom alignment with x-off and y-off.
+   *
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  public fun updateAlignBottom(xOff: Int = 0, yOff: Int = 0)
+
+  /**
+   * Update the balloon on an [anchorView] as the end alignment with x-off and y-off.
+   *
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  public fun updateAlignEnd(xOff: Int = 0, yOff: Int = 0)
+
+  /**
+   * Update the balloon on an [anchorView] as the start alignment with x-off and y-off.
+   *
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  public fun updateAlignStart(xOff: Int = 0, yOff: Int = 0)
+
+  /**
+   * Update the balloon on an [anchorView] as the bottom alignment with x-off and y-off.
+   *
+   * @param align Decides where the balloon should be placed.
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  public fun updateAlign(align: BalloonAlign, xOff: Int = 0, yOff: Int = 0)
+
   /**
    * updates popup and arrow position of the popup based on
    * a new target anchor view with additional x-off and y-off.
    *
    * @param xOff A horizontal offset from the anchor in pixels.
    * @param yOff A vertical offset from the anchor in pixels.
    */
+  @Deprecated(
+    "Use updateAlign instead.",
+    replaceWith = ReplaceWith("updateAlign(BalloonAlign.Top, xOff, yOff)"),
+  )
   public fun update(xOff: Int = 0, yOff: Int = 0)
 
   /** updates the size of the balloon card. */

balloon/api/balloon.api

@@ -190,6 +190,26 @@ public final class com/skydoves/balloon/Balloon : androidx/lifecycle/DefaultLife
 	public final fun update (Landroid/view/View;I)V
 	public final fun update (Landroid/view/View;II)V
 	public static synthetic fun update$default (Lcom/skydoves/balloon/Balloon;Landroid/view/View;IIILjava/lang/Object;)V
+	public final fun updateAlign (Lcom/skydoves/balloon/BalloonAlign;Landroid/view/View;)V
+	public final fun updateAlign (Lcom/skydoves/balloon/BalloonAlign;Landroid/view/View;I)V
+	public final fun updateAlign (Lcom/skydoves/balloon/BalloonAlign;Landroid/view/View;II)V
+	public static synthetic fun updateAlign$default (Lcom/skydoves/balloon/Balloon;Lcom/skydoves/balloon/BalloonAlign;Landroid/view/View;IIILjava/lang/Object;)V
+	public final fun updateAlignBottom (Landroid/view/View;)V
+	public final fun updateAlignBottom (Landroid/view/View;I)V
+	public final fun updateAlignBottom (Landroid/view/View;II)V
+	public static synthetic fun updateAlignBottom$default (Lcom/skydoves/balloon/Balloon;Landroid/view/View;IIILjava/lang/Object;)V
+	public final fun updateAlignEnd (Landroid/view/View;)V
+	public final fun updateAlignEnd (Landroid/view/View;I)V
+	public final fun updateAlignEnd (Landroid/view/View;II)V
+	public static synthetic fun updateAlignEnd$default (Lcom/skydoves/balloon/Balloon;Landroid/view/View;IIILjava/lang/Object;)V
+	public final fun updateAlignStart (Landroid/view/View;)V
+	public final fun updateAlignStart (Landroid/view/View;I)V
+	public final fun updateAlignStart (Landroid/view/View;II)V
+	public static synthetic fun updateAlignStart$default (Lcom/skydoves/balloon/Balloon;Landroid/view/View;IIILjava/lang/Object;)V
+	public final fun updateAlignTop (Landroid/view/View;)V
+	public final fun updateAlignTop (Landroid/view/View;I)V
+	public final fun updateAlignTop (Landroid/view/View;II)V
+	public static synthetic fun updateAlignTop$default (Lcom/skydoves/balloon/Balloon;Landroid/view/View;IIILjava/lang/Object;)V
 	public final fun updateSizeOfBalloonCard (II)V
 }
 

balloon/src/main/kotlin/com/skydoves/balloon/Balloon.kt

@@ -1467,30 +1467,101 @@ public class Balloon private constructor(
   }
 
   /**
-   * updates popup and arrow position of the popup based on
-   * a new target anchor view with additional x-off and y-off.
+   * Update the balloon on a given new [anchor] as the top alignment with x-off and y-off.
    *
    * @param anchor A target view which popup will be shown to.
    * @param xOff A horizontal offset from the anchor in pixels.
    * @param yOff A vertical offset from the anchor in pixels.
    */
   @JvmOverloads
-  public fun update(anchor: View, xOff: Int = 0, yOff: Int = 0) {
-    update(anchor = anchor) {
-      this.bodyWindow.update(anchor, xOff, yOff, getMeasuredWidth(), getMeasuredHeight())
+  public fun updateAlignTop(anchor: View, xOff: Int = 0, yOff: Int = 0) {
+    update(BalloonPlacement(anchor = anchor, align = BalloonAlign.TOP, xOff = xOff, yOff = yOff))
+  }
+
+  /**
+   * Update the balloon on a given new [anchor] as the bottom alignment with x-off and y-off.
+   *
+   * @param anchor A target view which popup will be shown to.
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  @JvmOverloads
+  public fun updateAlignBottom(anchor: View, xOff: Int = 0, yOff: Int = 0) {
+    update(BalloonPlacement(anchor = anchor, align = BalloonAlign.BOTTOM, xOff = xOff, yOff = yOff))
+  }
+
+  /**
+   * Update the balloon on a given new [anchor] as the end alignment with x-off and y-off.
+   *
+   * @param anchor A target view which popup will be shown to.
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  @JvmOverloads
+  public fun updateAlignEnd(anchor: View, xOff: Int = 0, yOff: Int = 0) {
+    update(BalloonPlacement(anchor = anchor, align = BalloonAlign.END, xOff = xOff, yOff = yOff))
+  }
+
+  /**
+   * Update the balloon on a given new [anchor] as the start alignment with x-off and y-off.
+   *
+   * @param anchor A target view which popup will be shown to.
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  @JvmOverloads
+  public fun updateAlignStart(anchor: View, xOff: Int = 0, yOff: Int = 0) {
+    update(BalloonPlacement(anchor = anchor, align = BalloonAlign.START, xOff = xOff, yOff = yOff))
+  }
+
+  /**
+   * Update the balloon on a given new [anchor] as the bottom alignment with x-off and y-off.
+   *
+   * @param align Decides where the balloon should be placed.
+   * @param anchor A target view which popup will be shown to.
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  @JvmOverloads
+  public fun updateAlign(align: BalloonAlign, anchor: View, xOff: Int = 0, yOff: Int = 0) {
+    update(BalloonPlacement(anchor = anchor, align = align, xOff = xOff, yOff = yOff))
+  }
+
+  /** updates popup and arrow position of the popup based on the given [placement]. */
+  @MainThread
+  private fun update(placement: BalloonPlacement) {
+    if (isShowing) {
+      initializeArrow(placement.anchor)
+
+      val (xOff, yOff) = calculateOffset(placement)
+      this.bodyWindow.update(
+        placement.anchor,
+        xOff,
+        yOff,
+        getMeasuredWidth(),
+        getMeasuredHeight(),
+      )
       if (builder.isVisibleOverlay) {
         overlayBinding.balloonOverlayView.forceInvalidate()
       }
     }
   }
 
-  /** updates popup and arrow position of the popup based on a new target anchor view. */
-  @MainThread
-  private inline fun update(anchor: View, crossinline block: () -> Unit) {
-    if (isShowing) {
-      initializeArrow(anchor)
-      block()
-    }
+  /**
+   * updates popup and arrow position of the popup based on
+   * a new target anchor view with additional x-off and y-off.
+   *
+   * @param anchor A target view which popup will be shown to.
+   * @param xOff A horizontal offset from the anchor in pixels.
+   * @param yOff A vertical offset from the anchor in pixels.
+   */
+  @JvmOverloads
+  @Deprecated(
+    "Use updateAlign instead.",
+    replaceWith = ReplaceWith("updateAlign(BalloonAlign.Top, anchor, xOff, yOff)"),
+  )
+  public fun update(anchor: View, xOff: Int = 0, yOff: Int = 0) {
+    update(placement = BalloonPlacement(anchor = anchor, xOff = xOff, yOff = yOff))
   }
 
   /** dismiss the popup menu. */