inventory equip slot icon

src/net/torvald/terrarum/Point2d.kt

@@ -64,4 +64,12 @@ data class Point2i(var x: Int, var y: Int) {
         this.x = other.x
         this.y = other.y
     }
+
+    operator fun plus(other: Point2i): Point2i {
+        return Point2i(this.x + other.x, this.y + other.y)
+    }
+
+    operator fun minus(other: Point2i): Point2i {
+        return Point2i(other.x - this.x, other.y - this.y)
+    }
 }

src/net/torvald/terrarum/modulebasegame/BuildingMaker.kt

@@ -18,6 +18,7 @@ import net.torvald.terrarum.modulebasegame.ui.UIPaletteSelector
 import net.torvald.terrarum.modulebasegame.weather.WeatherMixer
 import net.torvald.terrarum.ui.UICanvas
 import net.torvald.terrarum.ui.UINSMenu
+import net.torvald.terrarum.worlddrawer.FeaturesDrawer.TILE_SIZE
 import net.torvald.terrarum.worlddrawer.LightmapRenderer
 import net.torvald.terrarum.worlddrawer.WorldCamera
 import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
@@ -163,6 +164,8 @@ class BuildingMaker(batch: SpriteBatch) : IngameInstance(batch) {
         override fun drawBody(batch: SpriteBatch) {
             batch.color = blockMarkerColour
             batch.draw(blockMarkings.get(2,0), hitbox.startX.toFloat(), hitbox.startY.toFloat())
+            batch.draw(blockMarkings.get(2,0), hitbox.startX.toFloat() + world.width * TILE_SIZE, hitbox.startY.toFloat())
+            batch.draw(blockMarkings.get(2,0), hitbox.startX.toFloat() - world.width * TILE_SIZE, hitbox.startY.toFloat())
         }
 
         override fun drawGlow(batch: SpriteBatch) { }
@@ -394,6 +397,31 @@ class BuildingMaker(batch: SpriteBatch) : IngameInstance(batch) {
             }
         }
     }
+
+    private fun getSelectionTotalDimension(): Point2i {
+        selection.sortBy { it.y * world.width + it.x }
+        return selection.last() - selection.first()
+    }
+
+    private fun serialiseSelection() {
+        // save format: sparse list encoded in following binary format:
+        /*
+        Header: TEaT0bLD -- magic: Terrarum Attachment
+                Int8 version number -- always 1
+                Int8 number of layers -- always 2 or 3
+                Int8 number of payloads -- always 2 or 3
+                int8 compression algorithm -- always 1 (DEFLATE)
+                Int16 width
+
+        The rest: payloads defined in the map data format
+                  Payloads: array of (Int48 tileAddress, UInt16 blockID)
+
+        Footer: EndAtC \xFF\xFE -- magic: end of attachment with BOM
+         */
+        // proc:
+        //   translate boxes so that leftmost point is (0,0)
+        //   write to the list using translated coords
+    }
 }
 
 class BuildingMakerController(val screen: BuildingMaker) : InputAdapter() {

src/net/torvald/terrarum/modulebasegame/UIBuildingMakerBlockChooser.kt

@@ -25,7 +25,7 @@ class UIBuildingMakerBlockChooser(val parent: BuildingMaker): UICanvas() {
         const val TILES_Y = 14
 
         const val TILESREGION_SIZE = 24
-        const val MENUBAR_SIZE = 80
+        const val MENUBAR_SIZE = 72
         const val SCROLLBAR_SIZE = 24
 
         const val WIDTH = TILES_X*TILESREGION_SIZE + SCROLLBAR_SIZE + MENUBAR_SIZE
@@ -50,7 +50,7 @@ class UIBuildingMakerBlockChooser(val parent: BuildingMaker): UICanvas() {
         )
     }
     private val tabs = UIItemTextButtonList(
-            this, arrayOf("Terrain", "Wall", "Wire", "Fixtures"),
+            this, arrayOf("Terrain", "Wall", "Wire"),
             0, 0, textAreaWidth = MENUBAR_SIZE, width = MENUBAR_SIZE,
             defaultSelection = 0
     )

src/net/torvald/terrarum/modulebasegame/ui/UIItemInventoryEquippedView.kt

@@ -11,6 +11,7 @@ import net.torvald.terrarum.modulebasegame.gameactors.ActorInventory
 import net.torvald.terrarum.modulebasegame.ui.ItemSlotImageFactory.CELLCOLOUR_BLACK
 import net.torvald.terrarum.modulebasegame.ui.ItemSlotImageFactory.CELLCOLOUR_BLACK_ACTIVE
 import net.torvald.terrarum.ui.UIItem
+import net.torvald.terrarumsansbitmap.gdx.TextureRegionPack
 
 /**
  * Created by minjaesong on 2017-10-28.
@@ -42,6 +43,10 @@ class UIItemInventoryEquippedView(
     
     val spriteViewBackCol: Color = CELLCOLOUR_BLACK
 
+    private val equipPosIcon = TextureRegionPack("./assets/graphics/gui/inventory/equip_position.tga", 18, 18)
+    private val cellToIcon = intArrayOf(0,1,2,3,4,5,6,7,6,7,6,7)
+    private val equipPosIconCol = Color(0xdddddd7f.toInt())
+
     private val itemGrid = Array<UIItemInventoryCellBase>(2 * 6) {
         UIItemInventoryElemSimple(
                 parentUI = parentUI,
@@ -97,7 +102,13 @@ class UIItemInventoryEquippedView(
 
         // TODO inscribe slot image on each cells HERE
 
-        itemGrid.forEach { it.render(batch, camera) }
+        itemGrid.forEachIndexed { index, cell ->
+            cell.render(batch, camera)
+            if (cell.item == null) {
+                batch.color = equipPosIconCol
+                batch.draw(equipPosIcon.get(cellToIcon[index], 0), 15f + cell.posX, 15f + cell.posY)
+            }
+        }
 
 
         oldPosX = posX