feat: getTileRect method added to nme.display.Tilesheet

Author: =

nme/display/Tilesheet.hx

@@ -41,6 +41,16 @@ class Tilesheet
    {
       return nme_tilesheet_add_rect(nmeHandle, rectangle, centerPoint);
    }
+   
+   public function getTileRect(index:Int, ?result:Rectangle):Rectangle
+   {
+      if (result == null)
+      {
+        result =  new Rectangle();
+      }
+      nme_tilesheet_get_rect(nmeHandle, index, result);
+      return result;
+   }
 
    public function drawTiles(graphics:Graphics, tileData:nme.utils.Floats3264, smooth:Bool = false, flags:Int = 0, count:Int=-1):Void 
    {
@@ -50,6 +60,7 @@ class Tilesheet
    // Native Methods
    private static var nme_tilesheet_create = Loader.load("nme_tilesheet_create", 1);
    private static var nme_tilesheet_add_rect = Loader.load("nme_tilesheet_add_rect", 3);
+   private static var nme_tilesheet_get_rect = Loader.load("nme_tilesheet_get_rect", 3);
 
    #else
 
@@ -71,6 +82,12 @@ class Tilesheet
       centres.push(centerPoint);
       return result;
    }
+   
+   public function getTileRect(index:Int):Rectangle
+   {
+       return tiles[index];
+   }
+    
 
    public function drawTiles(graphics:Graphics, tileData:Array<Float>, smooth:Bool = false, flags:Int = 0, count:Int=-1):Void 
    {

project/src/common/ExternalInterface.cpp

@@ -4869,6 +4869,20 @@ value nme_tilesheet_add_rect(value inSheet,value inRect, value inHotSpot)
 }
 DEFINE_PRIM(nme_tilesheet_add_rect,3);
 
+value nme_tilesheet_get_rect(value inSheet, value inIndex, value outRect)
+{
+   Tilesheet *sheet;
+   if (AbstractToObject(inSheet,sheet))
+   {
+      int index = val_int(inIndex);
+      Tile tile = sheet->GetTile(index);
+      ToValue(outRect, tile.mRect);
+   }
+   return alloc_null();
+}
+DEFINE_PRIM(nme_tilesheet_get_rect,3);
+
+
 // --- URL ----------------------------------------------------------
 
 value nme_curl_initialize(value inCACertFilePath)

tests/haxe/TestMain.hx

@@ -1,11 +1,14 @@
 package;
 import haxe.Timer;
 import nme.display.TestBitmapDataCopyChannel;
+import nme.display.TestTilesheet;
 class TestMain {
 
 	static function main(){
         var r = new haxe.unit.TestRunner();
         r.add(new TestBitmapDataCopyChannel());
+        r.add(new TestTilesheet());
+        
         var t0 = Timer.stamp();
         var success = r.run();
         trace(" Time : " + (Timer.stamp()-t0)*1000 );

tests/haxe/nme/display/TestTilesheet.hx

@@ -0,0 +1,31 @@
+package nme.display;
+import nme.geom.Rectangle;
+
+class TestTilesheet extends haxe.unit.TestCase
+{
+    
+    var tilesheet:Tilesheet;
+    
+    override public function setup()
+    {
+        var bd = new BitmapData(32,32,true,0xFFFFFFFF);
+        tilesheet = new Tilesheet( bd );
+    }
+    
+     public function testGetTileRect() {
+        var tileId:Int = tilesheet.addTileRect(new Rectangle (2, 4, 6, 8));
+        var rect:Rectangle = tilesheet.getTileRect( tileId );
+        assertEquals(rect.x, 2);
+        assertEquals(rect.y, 4);
+        assertEquals(rect.width, 6);
+        assertEquals(rect.height, 8);
+     }
+     
+     public function testGetTileRectNoNewAlloc()
+     {
+        var tileId:Int = tilesheet.addTileRect(new Rectangle (2, 4, 6, 8));
+        var rect:Rectangle = new Rectangle(0,0,10,10);
+        var result = tilesheet.getTileRect( tileId, rect );
+        assertEquals(rect, result);
+     }      
+}