[orx-shade-styles] Add pattern shade styles

orx-shade-styles/src/jvmDemo/kotlin/patterns/DemoPatterns02.kt

@@ -0,0 +1,37 @@
+package patterns
+
+import org.openrndr.application
+import org.openrndr.color.ColorRGBa
+import org.openrndr.draw.loadFont
+import org.openrndr.draw.loadImage
+import org.openrndr.extra.camera.Camera2D
+import org.openrndr.extra.color.presets.NAVY
+import org.openrndr.extra.color.presets.PEACH_PUFF
+import org.openrndr.extra.imageFit.imageFit
+import org.openrndr.extra.shadestyles.fills.FillUnits
+import org.openrndr.extra.shadestyles.fills.patterns.pattern
+
+fun main() = application {
+    configure {
+        width = 720
+        height = 720
+    }
+    program {
+        extend(Camera2D())
+        extend {
+            drawer.shadeStyle = pattern {
+                backgroundColor = ColorRGBa.NAVY
+                foregroundColor = ColorRGBa.PEACH_PUFF
+                patternUnits = FillUnits.WORLD
+                parameter("time", seconds*0.1)
+                scale = 1.0
+                xorMod2 {
+                    patternMod = 13
+                    patternOffset = (seconds*1).toInt()
+                    patternMask = 1
+                }
+            }
+            drawer.rectangle(drawer.bounds.scaledBy(100.0))
+        }
+    }
+}