improvements to orx-object-fit -> orx-image-fit

orx-image-fit/README.md

@@ -0,0 +1,20 @@
+# orx-image-fit
+
+Fits images in frames with two options, contain and cover. Similar to CSS object-fit (https://www.w3schools.com/css/css3_object-fit.asp)
+
+## usage
+
+`imageFit(img: ColorBuffer, x: Double, y: Double, w: Double, h: Double, fitMethod, horizontalPosition:Double, verticalPosition:Double)`
+
+
+fitMethod
+ - `contain`
+ - `cover`
+ 
+horizontal values
+ - left ... right
+ - `-1.0` ... `1.0`
+ 
+ vertical values
+ - top ... bottom
+ - `-1.0` ... `1.0`