move saving flxsprite to png to SpriteTools

projects/kiss-flixel/src/kiss_flixel/SpriteTools.hx

@@ -6,6 +6,11 @@ import flixel.FlxSprite;
 import flixel.util.FlxColor;
 import flixel.text.FlxText;
 import flixel.math.FlxPoint;
+import flash.display.PNGEncoderOptions;
+import flash.utils.ByteArray;
+#if sys
+import sys.io.File;
+#end
 
 enum RelativeCoordinate {
     // Negative means to count back from the far edge

projects/kiss-flixel/src/kiss_flixel/SpriteTools.kiss

@@ -50,4 +50,12 @@
             (let [text (new FlxText 0 0 0 text size)]
                 (when color
                     (set text.color color))
-                (drawOnSprite text canvas pos)))))
+                (drawOnSprite text canvas pos)))))
+
+// Source: https://gist.github.com/miltoncandelero/0c452f832fa924bfdd60fe9d507bc581
+(#when sys
+    (function :Void saveToPNG [:FlxSprite sprite :String file]
+        (let [bitmapData sprite.pixels
+                &mut bytes (new ByteArray)]
+            (set bytes (bitmapData.encode bitmapData.rect (new PNGEncoderOptions true) bytes))
+                (File.saveBytes file bytes))))

projects/nat-flixel-desktop-playground/source/TextSpriteSystem.hx

@@ -1,17 +0,0 @@
-package;
-
-import kiss.Prelude;
-import kiss.List;
-import nat.System;
-import nat.BoolExpInterp;
-import nat.ArchiveController;
-import nat.components.Positions;
-import flash.display.PNGEncoderOptions;
-import flash.utils.ByteArray;
-import flixel.text.FlxText;
-import sys.io.File;
-
-using nat.Lib;
-
-@:build(kiss.Kiss.build())
-class TextSpriteSystem extends System {}

projects/nat-flixel-desktop-playground/source/TextSpriteSystem.kiss

@@ -1,21 +0,0 @@
-(loadFrom "nat-archive-tool" "src/nat/Lib.kiss")
-
-// Named entries without Images should be given an image generated with the name's text
-
-(defNew []
-    (super
-        ->[archive e]
-            ?(and !(hasComponent e Images) (hasComponent e Name))
-        ->[archive e &opt ui]
-            {
-                // TODO refactor this to kiss-flixel SpriteTools as #if sys savePNG
-                (let [name (readComponent e Name)
-                        sprite (new FlxText 0 0 0 name 16)
-                        bitmapData sprite.pixels
-                        // Source: https://gist.github.com/miltoncandelero/0c452f832fa924bfdd60fe9d507bc581
-                        &mut bytes (new ByteArray)]
-                    (set bytes (bitmapData.encode bitmapData.rect (new PNGEncoderOptions true) bytes))
-                    (let [path (joinPath archive.archiveDir "files" "textImage${name}.png")]
-                        (File.saveBytes path bytes)
-                        (archive.addFiles e [path])))
-            }))