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   (declare (type '(integer 0 100) width height))
  50   (prepare-base64-images)
  51   (let ((item-table (make-hash-table :test 'equal)))
  52     ;;initialize given level
  53     (dolist (item level)
  54       (setf (gethash (cons (car item) (cadr item)) item-table) (caddr item)))
  55
  56     (ltk:with-ltk ()
  57       (let*
  58           ((uxul (load-image-into-tk (gethash 'uxul-world::uxul *leveleditor-images*)))
  59            (leaf (load-image-into-tk (gethash 'uxul-world::leaf *leveleditor-images*)))
  60            (nasobem (load-image-into-tk (gethash 'uxul-world::nasobem *leveleditor-images*)))
  61            (blue-nasobem (load-image-into-tk (gethash 'uxul-world::blue-nasobem *leveleditor-images*)))
  62            (burning-marshmallow (load-image-into-tk (gethash 'uxul-world::burning-marshmallow *leveleditor-images*)))
  63            (gray-stone (load-image-into-tk (gethash 'uxul-world::gray-stone *leveleditor-images*)))
  64            (brown-stone (load-image-into-tk (gethash 'uxul-world::brown-stone *leveleditor-images*)))
  65            (empty (load-image-into-tk (gethash 'uxul-world::empty *leveleditor-images*)))
  66            (tulip (load-image-into-tk (gethash 'uxul-world::tulip *leveleditor-images*)))
  67            (current-upper-left (cons 0 0))
  68            (current-chosen-object 'uxul)
  69            (objects-and-arrows (make-instance 'ltk:frame))
  70            (object-frame (make-instance 'ltk:frame :master objects-and-arrows))
  71            (arrow-frame (make-instance 'ltk:frame :master objects-and-arrows))
  72            (grid-frame (make-instance 'ltk:frame))
  73            (right-button (make-instance 'ltk:button :text ">"
  74                                         :master arrow-frame))
  75            (left-button (make-instance 'ltk:button :text "<"
  76                                        :master arrow-frame))
  77            (up-button (make-instance 'ltk:button :text "/\\"
  78                                      :master arrow-frame))
  79            (down-button (make-instance 'ltk:button :text "\\/"
  80                                        :master arrow-frame))
  81            (rright-button (make-instance 'ltk:button :text ">>"
  82                                         :master arrow-frame))
  83            (lleft-button (make-instance 'ltk:button :text "<<"
  84                                        :master arrow-frame))
  85            (uup-button (make-instance 'ltk:button :text "//\\\\"
  86                                      :master arrow-frame))
  87            (ddown-button (make-instance 'ltk:button :text "\\\\//"
  88                                        :master arrow-frame))
  89            (uxul-button (make-instance 'ltk:button :text ""
  90                                        :master object-frame))
  91            (nasobem-button (make-instance 'ltk:button :text ""
  92                                           :master object-frame))
  93            (blue-nasobem-button (make-instance 'ltk:button :text ""
  94                                                :master object-frame))
  95            (burning-marshmallow-button (make-instance 'ltk:button :text ""
  96                                                       :master object-frame))
  97            (gray-stone-button (make-instance 'ltk:button :text ""
  98                                              :master object-frame))
  99            (brown-stone-button (make-instance 'ltk:button :text ""
 100                                        :master object-frame))
 101            (empty-button (make-instance 'ltk:button :text ""
 102                                         :master object-frame))
 103            (tulip-button (make-instance 'ltk:button :text ""
 104                                         :master object-frame))
 105            (leaf-button (make-instance 'ltk:button :text ""
 106                                        :master object-frame))
 107            (btns (make-array (list width height) :adjustable nil :element-type 'ltk:button)))
 108         (labels ((redraw-button (i j)
 109                    "Redraw Button (i, j)"
 110                    (let* ((current-upper-x (car current-upper-left))
 111                           (current-upper-y (cdr current-upper-left))
 112                           (cval (gethash (cons (+ i current-upper-x)
 113                                                (+ j current-upper-y))
 114                                         item-table nil))
 115                          (cbtn (aref btns i j)))
 116                      (if (listp cval)
 117                          (setf cval (car cval)))
 118                      (cond
 119                        ((eq cval 'uxul-world::leaf)
 120                         (config-button-image cbtn leaf))
 121                        ((eq cval 'uxul-world::nasobem)
 122                         (config-button-image cbtn nasobem))
 123                        ((eq cval 'uxul-world::blue-nasobem)
 124                         (config-button-image cbtn blue-nasobem))
 125                        ((eq cval 'uxul-world::burning-marshmallow)
 126                         (config-button-image cbtn burning-marshmallow))
 127                        ((eq cval 'uxul-world::gray-stone)
 128                         (config-button-image cbtn gray-stone))
 129                        ((eq cval 'uxul-world::brown-stone)
 130                         (config-button-image cbtn brown-stone))
 131                        ((eq cval nil)
 132                         (config-button-image cbtn empty))
 133                        ((eq cval 'uxul-world::tulip)
 134                         (config-button-image cbtn tulip))
 135                        ((eq cval 'uxul-world::uxul)
 136                         (config-button-image cbtn uxul)))))
 137                  (redraw-buttons ()
 138                    "Redraw all Buttons"
 139                      (dotimes (i width)
 140                        (dotimes (j height)
 141                          (redraw-button i j))))
 142                  (react (i j)
 143                    (let ((current-upper-x (car current-upper-left))
 144                          (current-upper-y (cdr current-upper-left)))
 145                      (cond
 146                        ((eq current-chosen-object 'burning-marshmallow)
 147                         (setf (gethash (cons (+ i current-upper-x)
 148                                              (+ j current-upper-y))
 149                                        item-table) 'burning-marshmallow))
 150                        (t
 151                         (setf (gethash (cons (+ i current-upper-x)
 152                                              (+ j current-upper-y))
 153                                        item-table) current-chosen-object)))
 154                      (redraw-button i j)))
 155                  (move-field-about (i j)
 156                    (let ((current-upper-y (car current-upper-left))
 157                          (current-upper-x (cdr current-upper-left)))
 158                      (setf current-upper-left (cons (+ i current-upper-y) (+ j current-upper-x))))
 159                    (redraw-buttons)))
 160           (ltk:pack grid-frame)
 161           (ltk:grid arrow-frame 0 1)
 162           (ltk:grid left-button 1 0)
 163           (setf (ltk:command left-button) #'(lambda () (move-field-about 0 1)))
 164           (ltk:grid lleft-button 2 0)
 165           (setf (ltk:command lleft-button) #'(lambda () (move-field-about 0 15)))
 166           (ltk:grid right-button 1 2)
 167           (setf (ltk:command right-button) #'(lambda () (move-field-about 0 -1)))
 168           (ltk:grid rright-button 0 2)
 169           (setf (ltk:command rright-button) #'(lambda () (move-field-about 0 -15)))
 170           (ltk:grid up-button 0 1)
 171           (setf (ltk:command up-button) #'(lambda () (move-field-about 1 0)))
 172           (ltk:grid uup-button 0 0)
 173           (setf (ltk:command uup-button) #'(lambda () (move-field-about 15 0)))
 174           (ltk:grid down-button 2 1)
 175           (setf (ltk:command down-button) #'(lambda () (move-field-about -1 0)))
 176           (ltk:grid ddown-button 2 2)
 177           (setf (ltk:command ddown-button) #'(lambda () (move-field-about -15 0)))
 178
 179           (ltk:grid empty-button 0 0)
 180           (config-button-image empty-button empty)
 181           (setf (ltk:command empty-button)
 182                              #'(lambda ()
 183                                  (setf current-chosen-object nil)))
 184           (ltk:grid uxul-button 0 1)
 185           (config-button-image uxul-button uxul)
 186           (setf (ltk:command uxul-button)
 187                              #'(lambda ()
 188                                  (setf current-chosen-object 'uxul-world::uxul)))
 189           (ltk:grid nasobem-button 0 2)
 190           (config-button-image nasobem-button nasobem)
 191           (setf (ltk:command nasobem-button)
 192                              #'(lambda ()
 193                                  (setf current-chosen-object 'uxul-world::nasobem)))
 194           (ltk:grid blue-nasobem-button 0 3)
 195           (config-button-image blue-nasobem-button blue-nasobem)
 196           (setf (ltk:command blue-nasobem-button)
 197                              #'(lambda ()
 198                                  (setf current-chosen-object 'uxul-world::blue-nasobem)))
 199           (ltk:grid burning-marshmallow-button 0 4)
 200           (config-button-image burning-marshmallow-button burning-marshmallow)
 201           (setf (ltk:command burning-marshmallow-button)
 202                              #'(lambda ()
 203                                  (setf current-chosen-object 'uxul-world::burning-marshmallow)))
 204           (ltk:grid gray-stone-button 0 5)
 205           (config-button-image gray-stone-button gray-stone)
 206           (setf (ltk:command gray-stone-button)
 207                              #'(lambda ()
 208                                  (setf current-chosen-object 'uxul-world::gray-stone)))
 209           (ltk:grid brown-stone-button 0 6)
 210           (config-button-image brown-stone-button brown-stone)
 211           (setf (ltk:command brown-stone-button)
 212                              #'(lambda ()
 213                                  (setf current-chosen-object 'uxul-world::brown-stone)))
 214           (ltk:grid leaf-button 0 7)
 215           (config-button-image leaf-button leaf)
 216           (setf (ltk:command leaf-button)
 217                              #'(lambda ()
 218                                  (setf current-chosen-object 'uxul-world::leaf)))
 219
 220           (ltk:grid tulip-button 0 8)
 221           (config-button-image tulip-button tulip)
 222           (setf (ltk:command tulip-button)
 223                              #'(lambda ()
 224                                  (setf current-chosen-object 'uxul-world::tulip)))
 225
 226           (ltk:grid object-frame 0 0)
 227           (ltk:pack objects-and-arrows)
 228
 229           (dotimes (i width)
 230             (dotimes (j height)
 231               (let ((cbtn
 232                      (make-instance 'ltk:button
 233                                     :master grid-frame
 234                                     :text "")))
 235                 (setf (ltk:command cbtn) (let ((i i) (j j)) #'(lambda () (react i j))))
 236                 (config-button-image cbtn empty)
 237                 (setf (aref btns i j) cbtn)
 238                 (ltk:grid cbtn i j))))
 239           (redraw-buttons))))
 240     (item-table-to-list item-table)))
 241
 242
 243 (defun get-base64-char-for-number (i)
 244   (declare (type (integer 0 63) i))
 245   (elt "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/" i))
 246
 247 (defun base64-encode-threebytes (byte1 byte2 byte3)
 248   (declare (type (unsigned-byte 8) byte1 byte2 byte3))
 249   (coerce
 250    (list
 251     (get-base64-char-for-number (logand #b111111 (ash byte1 -2)))
 252     (get-base64-char-for-number (logand #b111111 (+ (ash (ash byte1 6) -2) (ash byte2 -4))))
 253     (get-base64-char-for-number (logand #b111111 (+ (ash (ash byte2 4) -2) (ash byte3 -6))))
 254     (get-base64-char-for-number (logand #b111111 (ash (ash byte3 2) -2)))) 'string))
 255
 256
 257 (defun base64-encode-bytelist (bytelist &optional (ret ""))
 258   (if bytelist
 259       (if (cdr bytelist)
 260           (if (cddr bytelist)
 261               (base64-encode-bytelist
 262                (cdddr bytelist)
 263                (concatenate 'string
 264                             ret
 265                             (base64-encode-threebytes
 266                              (car bytelist)
 267                              (cadr bytelist)
 268                              (caddr bytelist))))
 269               ;;else (genau zwei elemente)
 270               (concatenate 'string ret
 271                            (base64-encode-threebytes
 272                             (car bytelist)
 273                             (cadr bytelist)
 274                             0)
 275                            "="))
 276           ;;else (genau ein element)
 277           (concatenate 'string ret
 278                        (base64-encode-threebytes
 279                         (car bytelist) 0 0)
 280                        "=="))
 281       ;;else (kein element)
 282       ret))
 283
 284
 285 (defun base64-encode-byteseq (byteseq &optional (ret ""))
 286   (case (length byteseq)
 287     (0 ret)
 288     (1 (concatenate 'string ret
 289                     (base64-encode-threebytes
 290                      (elt byteseq 0) 0 0) "=="))
 291     (2 (concatenate 'string ret
 292                     (base64-encode-threebytes
 293                      (elt byteseq 0)
 294                      (elt byteseq 1)
 295                      0)
 296                     "="))
 297     (t (base64-encode-byteseq
 298         (subseq byteseq 3)
 299         (concatenate 'string
 300                      ret
 301                      (base64-encode-threebytes
 302                       (elt byteseq 0)
 303                       (elt byteseq 1)
 304                       (elt byteseq 2)))))))