tooltipmanager

src/net/torvald/terrarum/TooltipManager.kt

@@ -0,0 +1,47 @@
+package net.torvald.terrarum
+
+/**
+ * Created by minjaesong on 2024-10-11.
+ */
+object TooltipManager {
+
+    /**
+     * Special hash values:
+     * - 10001: Encumbrance bar
+     * - 10002: Pickaxe
+     */
+    val tooltipShowing = HashMap<Long, Boolean>()
+}
+
+/**
+ * Tooltip works like a "bus" principle: you acquire the control on the tooltip-bus to show a tooltip; you
+ * release the control to the bus to hide it. `unsetToolTip()` will release the bus and forcibly closes
+ * the tooltip UI.
+ *
+ * Created by minjaesong on 2024-10-11.
+ */
+abstract class TooltipListener {
+
+    open val tooltipHash = System.nanoTime()
+
+    fun acquireTooltip(message: String?) {
+        INGAME.setTooltipMessage(message)
+        TooltipManager.tooltipShowing[tooltipHash] = true
+    }
+
+    fun releaseTooltip() {
+//        TooltipManager.tooltipShowing[tooltipHash] = false // I doubt this is not really necessary...?
+        TooltipManager.tooltipShowing.remove(tooltipHash)
+    }
+
+    fun removeFromTooltipRecord() {
+        TooltipManager.tooltipShowing.remove(tooltipHash)
+    }
+
+    fun clearTooltip() {
+        TooltipManager.tooltipShowing.clear()
+        INGAME.setTooltipMessage(null)
+    }
+
+    fun tooltipAcquired() = TooltipManager.tooltipShowing[tooltipHash] ?: false
+}