[Editor] Create MapObject model and enable its serialization

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/map/model/layer/ObjectLayer.kt

@@ -1,7 +1,9 @@
 package com.bartlomiejpluta.base.editor.map.model.layer
 
 import com.bartlomiejpluta.base.editor.map.model.enumeration.PassageAbility
+import com.bartlomiejpluta.base.editor.map.model.obj.MapObject
 import javafx.beans.property.SimpleStringProperty
+import tornadofx.asObservable
 import tornadofx.getValue
 import tornadofx.setValue
 
@@ -9,11 +11,14 @@ class ObjectLayer(
    name: String,
    rows: Int,
    columns: Int,
+   objects: List<MapObject> = emptyList(),
    passageMap: Array<Array<PassageAbility>> = Array(rows) { Array(columns) { PassageAbility.ALLOW } }
 ) : Layer {
    var passageMap = passageMap
       private set
 
+   val objects = objects.asObservable()
+
    override val nameProperty = SimpleStringProperty(name)
 
    override fun resize(rows: Int, columns: Int) {

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/map/model/obj/MapObject.kt

@@ -0,0 +1,16 @@
+package com.bartlomiejpluta.base.editor.map.model.obj
+
+import tornadofx.getValue
+import tornadofx.setValue
+import tornadofx.toProperty
+
+class MapObject(x: Int, y: Int, code: String) {
+   val xProperty = x.toProperty()
+   var x by xProperty
+
+   val yProperty = y.toProperty()
+   var y by yProperty
+
+   val codeProperty = code.toProperty()
+   var code by codeProperty
+}

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/map/serial/ProtobufMapDeserializer.kt

@@ -4,6 +4,7 @@ import com.bartlomiejpluta.base.editor.map.model.enumeration.ImageLayerMode
 import com.bartlomiejpluta.base.editor.map.model.enumeration.PassageAbility
 import com.bartlomiejpluta.base.editor.map.model.layer.*
 import com.bartlomiejpluta.base.editor.map.model.map.GameMap
+import com.bartlomiejpluta.base.editor.map.model.obj.MapObject
 import com.bartlomiejpluta.base.editor.project.context.ProjectContext
 import com.bartlomiejpluta.base.editor.tileset.model.Tile
 import com.bartlomiejpluta.base.editor.tileset.model.TileSet
@@ -68,7 +69,11 @@ class ProtobufMapDeserializer : MapDeserializer {
          }
       }
 
-      return ObjectLayer(proto.name, rows, columns, passageMap)
+      val objects = proto.objectLayer.objectsList.map {
+         MapObject(it.x, it.y, it.code)
+      }
+
+      return ObjectLayer(proto.name, rows, columns, objects, passageMap)
    }
 
    private fun deserializeColorLayer(proto: GameMapProto.Layer): Layer {

editor/src/main/kotlin/com/bartlomiejpluta/base/editor/map/serial/ProtobufMapSerializer.kt

@@ -40,6 +40,15 @@ class ProtobufMapSerializer : MapSerializer {
                   }
                )
             }
+            .also { proto ->
+               layer.objects.map {
+                  proto.addObjects(GameMapProto.MapObject.newBuilder().apply {
+                     x = it.x
+                     y = it.y
+                     code = it.code
+                  })
+               }
+            }
             .build()
             .let { GameMapProto.Layer.newBuilder().setName(layer.name).setObjectLayer(it).build() }