1 ;;

2 ;; Copyright (C) 2010 Mikhail Kryshen <mikhail@kryshen.net>

3 ;;

4 ;; This file is part of Indyvon.

5 ;;

6

7 (ns net.kryshen.indyvon.component

8 "Integrating Indyvon into AWT and Swing components."

9 (:use

10 net.kryshen.indyvon.core)

11 (:import

12 (net.kryshen.indyvon.core Size Bounds)

13 (java.awt Graphics2D Component Dimension Color)

14 (java.awt.geom Rectangle2D$Double)

15 (javax.swing JFrame JPanel)))

16

17 (defn- font-context [^Component component]

18 (.getFontRenderContext (.getFontMetrics component (.getFont component))))

19

20 (defn paint-component

21 [^Component component layer ^Graphics2D graphics event-dispatcher]

22 (let [size (.getSize component)

23 width (.width size)

24 height (.height size)

25 update-fn #(.repaint component)]

26 (.clearRect graphics 0 0 width height)

27 (context-draw! layer component graphics event-dispatcher update-fn

28 width height)))

29

30 (defn preferred-size [component layer]

31 (binding [*target* component

32 *font-context*' (font-context component)]

33 (let [s (layer-size layer)]

34 (Dimension. (:width s) (:height s)))))

35

36 (defn make-jpanel

37 ([layer]

38 (make-jpanel layer (root-event-dispatcher)))

39 ([layer event-dispatcher]

40 (let [panel

41 (proxy [JPanel] []

42 (paintComponent [g]

43 (paint-component this layer g event-dispatcher))

44 (getPreferredSize []

45 (preferred-size this layer)))]

46 (.setBackground panel (:back-color *theme*))

47 (listen! event-dispatcher panel)

48 panel)))