leveleditor.lisp

   1 ;;; Copyright 2009 Christoph Senjak
   2
   3 (in-package :uxul-world-leveleditor)
   4
   5 (defparameter *leveleditor-images* nil)
   6
   7 (defun stretched-base64-image (img)
   8   "Call ImageMagick to resize that file to 32x32."
   9   (lisp-magick:with-magick-wand (mywand)
  10     (lisp-magick::magick-read-image-blob mywand img)
  11     (lisp-magick::magick-resize-image mywand 32 32 #x00000000 1d0)
  12     (lisp-magick::magick-set-format mywand "gif")
  13     (base64-encode-byteseq (lisp-magick::magick-get-image-blob mywand))))
  14
  15 (defun prepare-base64-images (&optional (care-about-initialization *leveleditor-images*))
  16   (when (not care-about-initialization)
  17     (setf *leveleditor-images* (make-hash-table))
  18     (setf (gethash 'uxul-world::uxul *leveleditor-images*) (stretched-base64-image uxul-world::|uxul_small1|))
  19     (setf (gethash 'uxul-world::leaf *leveleditor-images*) (stretched-base64-image uxul-world::|leaf|))
  20     (setf (gethash 'uxul-world::nasobem *leveleditor-images*) (stretched-base64-image uxul-world::|nasobem|))
  21     (setf (gethash 'uxul-world::blue-nasobem *leveleditor-images*) (stretched-base64-image uxul-world::|blue_nasobem|))
  22     (setf (gethash 'uxul-world::burning-marshmallow *leveleditor-images*) (stretched-base64-image uxul-world::|burning_marshmallow_ld1|))
  23     (setf (gethash 'uxul-world::gray-stone *leveleditor-images*) (stretched-base64-image uxul-world::|gray_stone|))
  24     (setf (gethash 'uxul-world::brown-stone *leveleditor-images*) (stretched-base64-image uxul-world::|brown_stone|))
  25     (setf (gethash 'uxul-world::empty *leveleditor-images*) (stretched-base64-image uxul-world::|empty|))
  26     (setf (gethash 'uxul-world::tulip *leveleditor-images*) (stretched-base64-image uxul-world::|tulip|))))
  27
  28 (defun load-image-into-tk (png-base64)
  29   "return a tkobject with this image"
  30   (let ((name (ltk::create-name)))
  31     (ltk:format-wish "set ~A [ image create photo -data \"~A\" ]"
  32                      name png-base64)
  33     (make-instance 'ltk:tkobject :name name)))
  34
  35 (defun config-button-image (button tkobject)
  36   (ltk:format-wish "~A configure -image $~A" (ltk::widget-path button) (ltk::name tkobject)))
  37
  38 (defun item-table-to-list (item-table)
  39   "Special Function vor level-editor. Returns a list of lists of the
  40 form (x y object)."
  41   (let ((ret nil))
  42     (maphash #'(lambda (key val)
  43                  (when val
  44                    (push (list (car key) (cdr key) val) ret)))
  45              item-table)
  46     ret))
  47
  48 (defun level-editor (&optional (level nil) (width 16) (height 16))
  49   (prepare-base64-images)
  50   (let ((item-table (make-hash-table :test 'equal)))
  51     ;;initialize given level
  52     (dolist (item level)
  53       (setf (gethash (cons (car item) (cadr item)) item-table) (caddr item)))
  54
  55     (ltk:with-ltk ()
  56       (let*
  57           ((uxul (load-image-into-tk (gethash 'uxul-world::uxul *leveleditor-images*)))
  58            (leaf (load-image-into-tk (gethash 'uxul-world::leaf *leveleditor-images*)))
  59            (nasobem (load-image-into-tk (gethash 'uxul-world::nasobem *leveleditor-images*)))
  60            (blue-nasobem (load-image-into-tk (gethash 'uxul-world::blue-nasobem *leveleditor-images*)))
  61            (burning-marshmallow (load-image-into-tk (gethash 'uxul-world::burning-marshmallow *leveleditor-images*)))
  62            (gray-stone (load-image-into-tk (gethash 'uxul-world::gray-stone *leveleditor-images*)))
  63            (brown-stone (load-image-into-tk (gethash 'uxul-world::brown-stone *leveleditor-images*)))
  64            (empty (load-image-into-tk (gethash 'uxul-world::empty *leveleditor-images*)))
  65            (tulip (load-image-into-tk (gethash 'uxul-world::tulip *leveleditor-images*)))
  66            (current-upper-left (cons 0 0))
  67            (current-chosen-object 'uxul)
  68            (objects-and-arrows (make-instance 'ltk:frame))
  69            (object-frame (make-instance 'ltk:frame :master objects-and-arrows))
  70            (arrow-frame (make-instance 'ltk:frame :master objects-and-arrows))
  71            (grid-frame (make-instance 'ltk:frame))
  72            (right-button (make-instance 'ltk:button :text ">"
  73                                         :master arrow-frame))
  74            (left-button (make-instance 'ltk:button :text "<"
  75                                        :master arrow-frame))
  76            (up-button (make-instance 'ltk:button :text "/\\"
  77                                      :master arrow-frame))
  78            (down-button (make-instance 'ltk:button :text "\\/"
  79                                        :master arrow-frame))
  80            (rright-button (make-instance 'ltk:button :text ">>"
  81                                         :master arrow-frame))
  82            (lleft-button (make-instance 'ltk:button :text "<<"
  83                                        :master arrow-frame))
  84            (uup-button (make-instance 'ltk:button :text "//\\\\"
  85                                      :master arrow-frame))
  86            (ddown-button (make-instance 'ltk:button :text "\\\\//"
  87                                        :master arrow-frame))
  88            (uxul-button (make-instance 'ltk:button :text ""
  89                                        :master object-frame))
  90            (nasobem-button (make-instance 'ltk:button :text ""
  91                                           :master object-frame))
  92            (blue-nasobem-button (make-instance 'ltk:button :text ""
  93                                                :master object-frame))
  94            (burning-marshmallow-button (make-instance 'ltk:button :text ""
  95                                                       :master object-frame))
  96            (gray-stone-button (make-instance 'ltk:button :text ""
  97                                              :master object-frame))
  98            (brown-stone-button (make-instance 'ltk:button :text ""
  99                                        :master object-frame))
 100            (empty-button (make-instance 'ltk:button :text ""
 101                                         :master object-frame))
 102            (tulip-button (make-instance 'ltk:button :text ""
 103                                         :master object-frame))
 104            (leaf-button (make-instance 'ltk:button :text ""
 105                                        :master object-frame))
 106            (btns (make-array (list width height) :adjustable nil :element-type 'ltk:button)))
 107         (labels ((redraw-button (i j)
 108                    "Redraw Button (i, j)"
 109                    (let* ((current-upper-x (car current-upper-left))
 110                           (current-upper-y (cdr current-upper-left))
 111                           (cval (gethash (cons (+ i current-upper-x)
 112                                                (+ j current-upper-y))
 113                                         item-table nil))
 114                          (cbtn (aref btns i j)))
 115                      (if (listp cval)
 116                          (setf cval (car cval)))
 117                      (cond
 118                        ((eq cval 'uxul-world::leaf)
 119                         (config-button-image cbtn leaf))
 120                        ((eq cval 'uxul-world::nasobem)
 121                         (config-button-image cbtn nasobem))
 122                        ((eq cval 'uxul-world::blue-nasobem)
 123                         (config-button-image cbtn blue-nasobem))
 124                        ((eq cval 'uxul-world::burning-marshmallow)
 125                         (config-button-image cbtn burning-marshmallow))
 126                        ((eq cval 'uxul-world::gray-stone)
 127                         (config-button-image cbtn gray-stone))
 128                        ((eq cval 'uxul-world::brown-stone)
 129                         (config-button-image cbtn brown-stone))
 130                        ((eq cval nil)
 131                         (config-button-image cbtn empty))
 132                        ((eq cval 'uxul-world::tulip)
 133                         (config-button-image cbtn tulip))
 134                        ((eq cval 'uxul-world::uxul)
 135                         (config-button-image cbtn uxul)))))
 136                  (redraw-buttons ()
 137                    "Redraw all Buttons"
 138                      (dotimes (i width)
 139                        (dotimes (j height)
 140                          (redraw-button i j))))
 141                  (react (i j)
 142                    (let ((current-upper-x (car current-upper-left))
 143                          (current-upper-y (cdr current-upper-left)))
 144                      (cond
 145                        ((eq current-chosen-object 'burning-marshmallow)
 146                         (setf (gethash (cons (+ i current-upper-x)
 147                                              (+ j current-upper-y))
 148                                        item-table) 'burning-marshmallow))
 149                        (t
 150                         (setf (gethash (cons (+ i current-upper-x)
 151                                              (+ j current-upper-y))
 152                                        item-table) current-chosen-object)))
 153                      (redraw-button i j)))
 154                  (move-field-about (i j)
 155                    (let ((current-upper-y (car current-upper-left))
 156                          (current-upper-x (cdr current-upper-left)))
 157                      (setf current-upper-left (cons (+ i current-upper-y) (+ j current-upper-x))))
 158                    (redraw-buttons)))
 159           (ltk:pack grid-frame)
 160           (ltk:grid arrow-frame 0 1)
 161           (ltk:grid left-button 1 0)
 162           (setf (ltk:command left-button) #'(lambda () (move-field-about 0 1)))
 163           (ltk:grid lleft-button 2 0)
 164           (setf (ltk:command lleft-button) #'(lambda () (move-field-about 0 15)))
 165           (ltk:grid right-button 1 2)
 166           (setf (ltk:command right-button) #'(lambda () (move-field-about 0 -1)))
 167           (ltk:grid rright-button 0 2)
 168           (setf (ltk:command rright-button) #'(lambda () (move-field-about 0 -15)))
 169           (ltk:grid up-button 0 1)
 170           (setf (ltk:command up-button) #'(lambda () (move-field-about 1 0)))
 171           (ltk:grid uup-button 0 0)
 172           (setf (ltk:command uup-button) #'(lambda () (move-field-about 15 0)))
 173           (ltk:grid down-button 2 1)
 174           (setf (ltk:command down-button) #'(lambda () (move-field-about -1 0)))
 175           (ltk:grid ddown-button 2 2)
 176           (setf (ltk:command ddown-button) #'(lambda () (move-field-about -15 0)))
 177
 178           (ltk:grid empty-button 0 0)
 179           (config-button-image empty-button empty)
 180           (setf (ltk:command empty-button)
 181                              #'(lambda ()
 182                                  (setf current-chosen-object nil)))
 183           (ltk:grid uxul-button 0 1)
 184           (config-button-image uxul-button uxul)
 185           (setf (ltk:command uxul-button)
 186                              #'(lambda ()
 187                                  (setf current-chosen-object 'uxul-world::uxul)))
 188           (ltk:grid nasobem-button 0 2)
 189           (config-button-image nasobem-button nasobem)
 190           (setf (ltk:command nasobem-button)
 191                              #'(lambda ()
 192                                  (setf current-chosen-object 'uxul-world::nasobem)))
 193           (ltk:grid blue-nasobem-button 0 3)
 194           (config-button-image blue-nasobem-button blue-nasobem)
 195           (setf (ltk:command blue-nasobem-button)
 196                              #'(lambda ()
 197                                  (setf current-chosen-object 'uxul-world::blue-nasobem)))
 198           (ltk:grid burning-marshmallow-button 0 4)
 199           (config-button-image burning-marshmallow-button burning-marshmallow)
 200           (setf (ltk:command burning-marshmallow-button)
 201                              #'(lambda ()
 202                                  (setf current-chosen-object 'uxul-world::burning-marshmallow)))
 203           (ltk:grid gray-stone-button 0 5)
 204           (config-button-image gray-stone-button gray-stone)
 205           (setf (ltk:command gray-stone-button)
 206                              #'(lambda ()
 207                                  (setf current-chosen-object 'uxul-world::gray-stone)))
 208           (ltk:grid brown-stone-button 0 6)
 209           (config-button-image brown-stone-button brown-stone)
 210           (setf (ltk:command brown-stone-button)
 211                              #'(lambda ()
 212                                  (setf current-chosen-object 'uxul-world::brown-stone)))
 213           (ltk:grid leaf-button 0 7)
 214           (config-button-image leaf-button leaf)
 215           (setf (ltk:command leaf-button)
 216                              #'(lambda ()
 217                                  (setf current-chosen-object 'uxul-world::leaf)))
 218
 219           (ltk:grid tulip-button 0 8)
 220           (config-button-image tulip-button tulip)
 221           (setf (ltk:command tulip-button)
 222                              #'(lambda ()
 223                                  (setf current-chosen-object 'uxul-world::tulip)))
 224
 225           (ltk:grid object-frame 0 0)
 226           (ltk:pack objects-and-arrows)
 227
 228           (dotimes (i width)
 229             (dotimes (j height)
 230               (let ((cbtn
 231                      (make-instance 'ltk:button
 232                                     :master grid-frame
 233                                     :text "")))
 234                 (setf (ltk:command cbtn) (let ((i i) (j j)) #'(lambda () (react i j))))
 235                 (config-button-image cbtn empty)
 236                 (setf (aref btns i j) cbtn)
 237                 (ltk:grid cbtn i j))))
 238           (redraw-buttons))))
 239     (item-table-to-list item-table)))
 240
 241
 242 (defun get-base64-char-for-number (i)
 243   (declare (type (integer 0 63) i))
 244   (elt "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/" i))
 245
 246 (defun base64-encode-threebytes (byte1 byte2 byte3)
 247   (declare (type (unsigned-byte 8) byte1 byte2 byte3))
 248   (coerce
 249    (list
 250     (get-base64-char-for-number (logand #b111111 (ash byte1 -2)))
 251     (get-base64-char-for-number (logand #b111111 (+ (ash (ash byte1 6) -2) (ash byte2 -4))))
 252     (get-base64-char-for-number (logand #b111111 (+ (ash (ash byte2 4) -2) (ash byte3 -6))))
 253     (get-base64-char-for-number (logand #b111111 (ash (ash byte3 2) -2)))) 'string))
 254
 255
 256 (defun base64-encode-bytelist (bytelist &optional (ret ""))
 257   (if bytelist
 258       (if (cdr bytelist)
 259           (if (cddr bytelist)
 260               (base64-encode-bytelist
 261                (cdddr bytelist)
 262                (concatenate 'string
 263                             ret
 264                             (base64-encode-threebytes
 265                              (car bytelist)
 266                              (cadr bytelist)
 267                              (caddr bytelist))))
 268               ;;else (genau zwei elemente)
 269               (concatenate 'string ret
 270                            (base64-encode-threebytes
 271                             (car bytelist)
 272                             (cadr bytelist)
 273                             0)
 274                            "="))
 275           ;;else (genau ein element)
 276           (concatenate 'string ret
 277                        (base64-encode-threebytes
 278                         (car bytelist) 0 0)
 279                        "=="))
 280       ;;else (kein element)
 281       ret))
 282
 283
 284 (defun base64-encode-byteseq (byteseq &optional (ret ""))
 285   (case (length byteseq)
 286     (0 ret)
 287     (1 (concatenate 'string ret
 288                     (base64-encode-threebytes
 289                      (elt byteseq 0) 0 0) "=="))
 290     (2 (concatenate 'string ret
 291                     (base64-encode-threebytes
 292                      (elt byteseq 0)
 293                      (elt byteseq 1)
 294                      0)
 295                     "="))
 296     (t (base64-encode-byteseq
 297         (subseq byteseq 3)
 298         (concatenate 'string
 299                      ret
 300                      (base64-encode-threebytes
 301                       (elt byteseq 0)
 302                       (elt byteseq 1)
 303                       (elt byteseq 2)))))))