detailed impl of fixtures WIP

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureBase.kt

@@ -1,31 +1,53 @@
 package net.torvald.terrarum.modulebasegame.gameactors
 
+import net.torvald.terrarum.Point2d
+import net.torvald.terrarum.blockproperties.Block
 import net.torvald.terrarum.gameactors.ActorWBMovable
-import net.torvald.terrarum.gameworld.GameWorld
 
 /**
  * Created by minjaesong on 2016-06-17.
  */
-open class FixtureBase(physics: Boolean = true) :
-        ActorWBMovable(RenderOrder.BEHIND, immobileBody = true, usePhysics = physics) {
-    /**
-     * 0: Open
-     * 1: Blocked
-     * 2: Platform; can be stood on, press DOWN to go down. Also allows other blocks can be places on top of it (e.g. torch)
-     * 3: Wall_left; blocks rightward movement
-     * 4: Wall_right: blocks leftward movement
-     * 5: Same as 2 but player CANNOT go down
-     * For example, flag of 4 is good for tables; player can stand on, which means
-     * downward movement is blocked within the fixtures' AABB.
-     */
-    var collisionFlag: Int = 0
+open class FixtureBase(val blockBox: BlockBox) :
+// disabling physics (not allowing the fixture to move) WILL make things easier
+        ActorWBMovable(RenderOrder.BEHIND, immobileBody = true, usePhysics = false) {
 
+    /**
+     * Block-wise position of this fixture when it's placed on the world. Null if it's not on the world
+     */
+    private var worldBlockPos: Point2d? = null
+
+    /**
+     * Adds this instance of the fixture to the world
+     */
+    open fun spawn() {
+        // place filler blocks
+        // place the filler blocks where:
+        //     origin posX: centre-left  if mouseX is on the right-half of the game window,
+        //                  centre-right otherwise
+        //     origin posY: bottom
+        // place the actor within the blockBox where:
+        //     posX: centre of the blockBox
+        //     posY: bottom of the blockBox
+        // using the actor's hitbox
+
+
+
+    }
+
+    /**
+     * Removes this instance of the fixture from the world
+     */
+    open fun despawn() {
+        // remove filler block
+    }
+}
+
+data class BlockBox(val collisionType: Int, val width: Int, val height: Int) {
     companion object {
-        val COLLISION_OPEN = 0
-        val COLLISION_BLOCKED = 1
-        val COLLISION_PLATFORM = 2
-        val COLLISION_WALL_LEFT = 3
-        val COLLISION_WALL_RIGHT = 4
-        val COLLISION_PLATFORM_NOGODOWN = 5
+        const val NO_COLLISION = Block.ACTORBLOCK_NO_COLLISION
+        const val FULL_COLLISION = Block.ACTORBLOCK_FULL_COLLISION
+        const val ALLOW_MOVE_DOWN = Block.ACTORBLOCK_ALLOW_MOVE_DOWN
+        const val NO_PASS_RIGHT = Block.ACTORBLOCK_NO_PASS_RIGHT
+        const val NO_PASS_LEFT = Block.ACTORBLOCK_NO_PASS_LEFT
     }
 }

src/net/torvald/terrarum/modulebasegame/gameactors/FixtureTikiTorch.kt

@@ -7,14 +7,15 @@ import net.torvald.terrarum.blockproperties.BlockCodex
 import net.torvald.terrarum.gameactors.AVKey
 import net.torvald.terrarum.gameactors.Hitbox
 import net.torvald.terrarum.gameactors.Luminous
-import net.torvald.terrarum.gameworld.GameWorld
 import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 import java.util.*
 
 /**
  * Created by minjaesong on 2016-06-17.
  */
-internal class FixtureTikiTorch : FixtureBase(), Luminous {
+internal class FixtureTikiTorch : FixtureBase(
+        BlockBox(BlockBox.NO_COLLISION, 1, 2)
+), Luminous {
 
     override var color: Color
         get() = BlockCodex[Block.TORCH].luminosity

src/net/torvald/terrarum/modulebasegame/gameactors/Interactable.kt

@@ -0,0 +1,25 @@
+package net.torvald.terrarum.modulebasegame.gameactors
+
+import net.torvald.terrarum.ui.UICanvas
+
+/**
+ * Furnitures that opens its own UI when right-clicked/interact-key-downed
+ *
+ * It is recommended to override dispose() as follows:
+ * ```
+ * override fun dispose() {
+ *     closeUI() // UI will be closed when the furniture is being destroyed while the UI is opened
+ *     super.dispose()
+ * }
+ * ```
+ *
+ * Created by minjaesong on 2018-12-29.
+ */
+interface Interactable {
+
+    val ui: UICanvas
+
+    fun openUI()
+    fun closeUI()
+
+}