From aba93237a060680232f4364adad4fe58923cc052 Mon Sep 17 00:00:00 2001
From: Luan Nico <luanpotter27@gmail.com>
Date: Mon, 14 Sep 2020 21:51:06 -0400
Subject: [PATCH] layers

---
 doc/examples/isometric/lib/main.dart          | 24 +++++++++++++++----
 .../isometric_tile_map_component.dart         |  5 +++-
 2 files changed, 24 insertions(+), 5 deletions(-)

diff --git a/doc/examples/isometric/lib/main.dart b/doc/examples/isometric/lib/main.dart
index 961bafd89..5a54f770e 100644
--- a/doc/examples/isometric/lib/main.dart
+++ b/doc/examples/isometric/lib/main.dart
@@ -16,7 +16,7 @@ class MyGame extends BaseGame {
   }
   void init() async {
     final tileset = await IsometricTileset.load('tiles.png', 32);
-    final matrix = [
+    final layer0 = [
       [-1, 1, 1, 1, 0, 0],
       [-1, 1, 2, 1, 0, 0],
       [-1, 0, 1, 1, 0, 0],
@@ -24,10 +24,26 @@ class MyGame extends BaseGame {
       [1, 1, 1, 1, 0, 2],
       [1, 3, 3, 3, 0, 2],
     ];
+    final layer1 = [
+      [-1, 0, 0, 1, -1, -1],
+      [-1, 0, -1, 1, -1, -1],
+      [-1, -1, 0, 1, -1, -1],
+      [-1, 0, 0, 1, -1, -1],
+      [0, 0, 0, 1, -1, -1],
+      [0, -1, -1, -1, -1, -1],
+    ];
+    const x = 500.0;
+    const y = 500.0;
+    const s = 64;
     add(
-      IsometricTileMapComponent(tileset, matrix)
-        ..x = 100
-        ..y = 100,
+      IsometricTileMapComponent(tileset, layer0, destTileSize: s)
+        ..x = x
+        ..y = y,
+    );
+    add(
+      IsometricTileMapComponent(tileset, layer1, destTileSize: s)
+        ..x = x
+        ..y = y - s / 2,
     );
   }
 }
diff --git a/lib/components/isometric_tile_map_component.dart b/lib/components/isometric_tile_map_component.dart
index 08f0d6888..7886f2cb0 100644
--- a/lib/components/isometric_tile_map_component.dart
+++ b/lib/components/isometric_tile_map_component.dart
@@ -1,3 +1,4 @@
+import 'dart:convert';
 import 'dart:ui';
 
 import 'package:flame/components/component.dart';
@@ -47,6 +48,7 @@ class IsometricTileMapComponent extends PositionComponent {
     prepareCanvas(c);
 
     final s = effectiveTileSize.toDouble() / 2;
+    final size = Position.fromInts(effectiveTileSize, effectiveTileSize);
     matrix.asMap().forEach((i, line) {
       line.asMap().forEach((j, element) {
         if (element == -1) {
@@ -54,7 +56,8 @@ class IsometricTileMapComponent extends PositionComponent {
         }
 
         final sprite = tileset.getTile(element);
-        sprite.renderPosition(c, cartToIso(Position(j * s, i * s)));
+        final p = cartToIso(Position(j * s, i * s));
+        sprite.renderRect(c, Position.rectFrom(p, size));
       });
     });
   }