From cbf6c67b45e4782a9308273972bec95e2e38a775 Mon Sep 17 00:00:00 2001
From: David Thompson <dthompson2@worcester.edu>
Date: Sun, 30 Nov 2014 19:22:43 -0500
Subject: examples: Update 2048.

* examples/2048/2048: Use new group/model procedures.
---
 examples/2048/2048 | 56 ++++++++++++++++++++++++++++--------------------------
 1 file changed, 29 insertions(+), 27 deletions(-)

diff --git a/examples/2048/2048 b/examples/2048/2048
index b4e472e..ddf46df 100755
--- a/examples/2048/2048
+++ b/examples/2048/2048
@@ -323,14 +323,16 @@
 
 (define (make-tile x y n)
   (let* ((w (texture-width tile-texture))
-         (h (texture-height tile-texture)))
-    (apply move (vector2 (* x w) (* y h))
-           (paint (tile-bg-color n) tile-sprite)
+         (h (texture-height tile-texture))
+         (label (assoc-ref tile-label-cache n))
+         (label-color (tile-text-color n))
+         (bg-color (tile-bg-color n)))
+    (apply group-move (vector2 (* x w) (* y h))
+           (model-paint bg-color tile-sprite)
            (if (zero? n)
                '()
-               (list (move (vector2 (/ w 2) (/ h 2))
-                           (paint (tile-text-color n)
-                                  (assoc-ref tile-label-cache n))))))))
+               (list (group-move (vector2 (/ w 2) (/ h 2))
+                                 (model-paint label-color label)))))))
 
 (define window-width 640)
 (define window-height 480)
@@ -366,14 +368,14 @@
                      ((board-lose? board) "GAME OVER")
                      ((board-win? board) "YOU WIN!")
                      (else #f))))
-       (apply move (vector2 (/ board-width 2)
-                            (/ board-height 2))
+       (apply group-move (vector2 (/ board-width 2)
+                                  (/ board-height 2))
               (if message
-                  (list (paint black (label font message
-                                            #:anchor 'bottom-center))
-                        (paint black (label play-again-font
-                                            "Press N to play again"
-                                            #:anchor 'top-center)))
+                  (list (model-paint black (label font message
+                                                  #:anchor 'bottom-center))
+                        (model-paint black (label play-again-font
+                                                  "Press N to play again"
+                                                  #:anchor 'top-center)))
                   '()))))
    board))
 
@@ -383,10 +385,10 @@
   "Use the arrow keys to join the numbers and get to the 2048 tile!")
 
 (define-signal instructions
-  (move (vector2 (/ board-width 2) (- window-height (vy center-pos)))
-        (paint text-color-1
-               (label instruction-font instruction-text
-                      #:anchor 'top-center))))
+  (group-move (vector2 (/ board-width 2) (- window-height (vy center-pos)))
+              (model-paint text-color-1
+                           (label instruction-font instruction-text
+                                  #:anchor 'top-center))))
 
 (define score-header-font (load-default-font 14))
 (define score-font (load-default-font 22))
@@ -398,16 +400,16 @@
                            (tween vlerp ease-linear from to duration)))
          (color-tween (tween color-lerp ease-linear
                              transparent text-color-1 duration))
-         (score (signal-drop-repeats score)))
+         (score (signal-drop-repeats score))
+         (header (label score-header-font text #:anchor 'top-center)))
     (signal-map (lambda (score timer)
-                  (move (vector2 x (- window-height 28))
-                        (paint text-color-1
-                               (label score-header-font text
-                                      #:anchor 'top-center))
-                        (move (position-tween timer)
-                              (paint (color-tween timer)
-                                     (label score-font (number->string score)
-                                            #:anchor 'center)))))
+                  (let ((score (label score-font (number->string score)
+                                      #:anchor 'center)))
+                    (group-move (vector2 x (- window-height 28))
+                                (model-paint text-color-1 header)
+                                (group-move (position-tween timer)
+                                            (model-paint (color-tween timer)
+                                                         score)))))
                 score
                 (signal-drop (lambda (t) (> t duration))
                              0 (signal-since 1 score)))))
@@ -420,7 +422,7 @@
                (- board-width (/ board-width 4))))
 
 (define-signal 2048-scene
-  (signal-map (cut move center-pos <>)
+  (signal-map (cut group-move center-pos <>)
               (signal-map group instructions tiles score
                           best-score status-message)))
 
-- 
cgit v1.2.3