Add tooltip field to SplicingTableIotaRenderer (close #65)

Author: object-Object

Common/src/main/java/gay/object/hexdebug/api/client/splicing/SplicingTableIotaRenderer.java

@@ -10,6 +10,7 @@
 import net.minecraft.network.chat.Component;
 import org.jetbrains.annotations.ApiStatus;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
 
 public abstract class SplicingTableIotaRenderer {
     @NotNull
@@ -19,6 +20,9 @@ public abstract class SplicingTableIotaRenderer {
     private int x;
     private int y;
 
+    @Nullable
+    private Tooltip tooltip;
+
     public SplicingTableIotaRenderer(
         @NotNull IotaType<?> type,
         @NotNull SplicingTableIotaClientView iota,
@@ -59,6 +63,24 @@ public void setY(int y) {
         this.y = y;
     }
 
+    /**
+     * Returns the current tooltip for this renderer. This is called every frame, immediately after
+     * {@link SplicingTableIotaRenderer#render}.
+     */
+    @Nullable
+    public Tooltip getTooltip() {
+        return tooltip;
+    }
+
+    /**
+     * Sets the cached tooltip for this renderer. By default, this is called only when the renderer
+     * is moved to a new position, receiving the value returned by
+     * {@link SplicingTableIotaRenderer#createTooltip}.
+     */
+    public void setTooltip(@Nullable Tooltip tooltip) {
+        this.tooltip = tooltip;
+    }
+
     /** Renders one frame of this iota. */
     public abstract void render(@NotNull GuiGraphics guiGraphics, int mouseX, int mouseY, float partialTick);
 
@@ -69,7 +91,8 @@ public SplicingTableIotaBackgroundType getBackgroundType() {
     }
 
     /**
-     * Creates and returns a new {@link Tooltip} for the provided iota.
+     * Creates and returns a new {@link Tooltip} for the provided iota. By default, this is called
+     * only when the renderer is moved to a new position.
      * <br>
      * In most cases, you'll likely want to override
      * {@link SplicingTableIotaRenderer#buildTooltip} instead.

Common/src/main/kotlin/gay/object/hexdebug/gui/splicing/widgets/BaseIotaButton.kt

@@ -41,6 +41,7 @@ abstract class BaseIotaButton(x: Int, y: Int) : HexagonButton(
 
             try {
                 renderer.render(guiGraphics, mouseX, mouseY, partialTick)
+                tooltip = renderer.tooltip
             } catch (e: Exception) {
                 HexDebug.LOGGER.error("Caught exception while rendering ${renderer.type.typeName().string}", e)
                 this.renderer = null
@@ -71,8 +72,8 @@ abstract class BaseIotaButton(x: Int, y: Int) : HexagonButton(
             }.getOrNull()
             renderer?.x = x
             renderer?.y = y
+            renderer?.tooltip = renderer?.createTooltip()
             this.renderer = renderer
-            this.tooltip = renderer?.createTooltip()
         } catch (e: Exception) {
             HexDebug.LOGGER.error("Caught exception while preparing renderer for ${iotaType.typeName().string}", e)
             renderer = null