Data commit

Task/User-input-Graphical/Wren/user-input-graphical.wren

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+import "graphics" for Canvas, Color
+import "input" for Keyboard, Clipboard
+import "dome" for Window, Process
+
+var X = 10
+var Y = 28
+
+class Main {
+    construct new() {}
+
+    init() {
+        _text = ""
+        _enterNum = false
+        Keyboard.handleText = true
+        Keyboard.textRegion(X, Y, 8, 8)
+    }
+
+    update() {
+        var change = false
+        if (Keyboard.text.count > 0) {
+            _text = _text + Keyboard.text
+            change = true
+        }
+
+        // enable backspace key to delete last character entered
+        if (Keyboard["backspace"].justPressed && _text.count > 0) {
+            var codePoints = _text.codePoints
+            codePoints = codePoints.take(codePoints.count - 1)
+            _text = ""
+            for (point in codePoints) {
+                _text = _text + String.fromCodePoint(point)
+            }
+            change = true
+        }
+
+        // enable return key to terminate input
+        if (Keyboard["return"].justPressed) {
+            System.print("'%(_text)' was entered.")
+            if (!_enterNum) {
+                _text = ""
+                _enterNum = true
+                change = true
+            } else if (_text == "75000") {
+                Process.exit()
+            } else {
+                _text = ""
+                change = true
+            }
+        }
+
+        if (change) {
+            Keyboard.textRegion(X.min(_text.count * 8), Y, 8, 8)
+        }
+    }
+
+    draw(dt) {
+        Canvas.cls()
+        Canvas.rect(X, Y, 8, 8, Color.red)
+        if (!_enterNum) {
+            Canvas.print("Enter Text and press return:", 10, 10, Color.white)
+        } else {
+            Canvas.print("Enter 75000 and press return:", 10, 10, Color.white)
+        }
+        Canvas.print(_text, 10, 20, Color.white)
+    }
+}
+
+var Game = Main.new()