leveleditor.lisp

   1 ;;; Copyright 2009 Christoph Senjak
   2
   3 (in-package :uxul-world-leveleditor)
   4
   5 (defparameter *leveleditor-images* nil)
   6
   7 (defun stretched-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     (lisp-magick::magick-get-image-blob mywand)))
  14
  15 (defun annotated-image (img ann)
  16   "Add a (lower-left) annotation."
  17   (lisp-magick:with-magick-wand (mywand)
  18     (lisp-magick::magick-read-image-blob mywand img)
  19     (lisp-magick:with-drawing-wand (dw)
  20       (lisp-magick:with-pixel-wand (pw :comp (255 255 255))
  21         (lisp-magick::draw-set-text-under-color dw pw))
  22       (lisp-magick:with-pixel-wand (pw :comp (255 0 0))
  23         (lisp-magick::draw-set-fill-color dw pw))
  24       (lisp-magick:draw-annotation dw (coerce 0 'double-float) (coerce 32 'double-float) ann)
  25       (lisp-magick:magick-draw-image mywand dw))
  26     (lisp-magick::magick-set-format mywand "gif")
  27     (lisp-magick::magick-get-image-blob mywand)))
  28
  29 (defun numbered-image (img num)
  30   "Annotate the image with a number."
  31   (annotated-image img (format nil "~d" num)))
  32
  33 (defun prepare-images (&optional (care-about-initialization *leveleditor-images*))
  34   (when (not care-about-initialization)
  35     (setf *leveleditor-images* (make-hash-table))
  36     (uxul-world::init-files)
  37     (setf (gethash 'uxul-world::uxul *leveleditor-images*) (stretched-image uxul-world::|uxul_small1|))
  38     (setf (gethash 'uxul-world::leaf *leveleditor-images*) (stretched-image uxul-world::|leaf|))
  39     (setf (gethash 'uxul-world::nasobem *leveleditor-images*) (stretched-image uxul-world::|nasobem|))
  40     (setf (gethash 'uxul-world::blue-nasobem *leveleditor-images*) (stretched-image uxul-world::|blue_nasobem|))
  41     (setf (gethash 'uxul-world::burning-marshmallow *leveleditor-images*) (stretched-image uxul-world::|burning_marshmallow_ld1|))
  42     (setf (gethash 'uxul-world::gray-stone *leveleditor-images*) (stretched-image uxul-world::|gray_stone|))
  43     (setf (gethash 'uxul-world::brown-stone *leveleditor-images*) (stretched-image uxul-world::|brown_stone|))
  44     (setf (gethash 'uxul-world::empty *leveleditor-images*) (stretched-image uxul-world::|empty|))
  45     (setf (gethash 'uxul-world::tulip *leveleditor-images*) (stretched-image uxul-world::|tulip|))
  46     (setf (gethash 'uxul-world::door *leveleditor-images*) (stretched-image uxul-world::|door|))
  47     (setf (gethash 'uxul-world::key *leveleditor-images*) (stretched-image uxul-world::|key|))
  48     (setf (gethash 'uxul-world::anchor *leveleditor-images*) (stretched-image uxul-world::|anchor|))
  49 ))
  50
  51 (defun load-image-into-tk (png)
  52   "return a tkobject with this image"
  53   (let ((name (ltk::create-name)))
  54     (ltk:format-wish "set ~A [ image create photo -data \"~A\" ]"
  55                      name (base64-encode-byteseq png))
  56     (make-instance 'ltk:tkobject :name name)))
  57
  58 (defun config-button-image (button tkobject)
  59   (ltk:format-wish "~A configure -image $~A" (ltk::widget-path button) (ltk::name tkobject)))
  60
  61 (defun item-table-to-list (item-table)
  62   "Special Function for level-editor. Returns a list of lists of the
  63 form (x y object arg1 arg2 ...)."
  64   (let ((ret nil))
  65     (maphash #'(lambda (key val)
  66                  (when val
  67                    (push (concatenate 'list (list (car key) (cdr key)) val)  ret)))
  68              item-table)
  69     ret))
  70
  71 (defun level-editor (&optional (level nil) (width 16) (height 16))
  72   ;; hack. swap "width" and "height". (too lazy to change it properly by now)
  73   (let ((nilpferd width))
  74     (setf width height)
  75     (setf height nilpferd))
  76
  77   (prepare-images)
  78   (let ((item-table (make-hash-table :test 'equal)))
  79     ;;initialize given level
  80     (dolist (item level)
  81       (setf (gethash (cons (car item) (cadr item)) item-table) (cddr item)))
  82     (ltk:with-ltk ()
  83       (let*
  84           ((uxul (load-image-into-tk (gethash 'uxul-world::uxul *leveleditor-images*)))
  85            (leaf (load-image-into-tk (gethash 'uxul-world::leaf *leveleditor-images*)))
  86            (nasobem (load-image-into-tk (gethash 'uxul-world::nasobem *leveleditor-images*)))
  87            (blue-nasobem (load-image-into-tk (gethash 'uxul-world::blue-nasobem *leveleditor-images*)))
  88            (burning-marshmallow (load-image-into-tk (gethash 'uxul-world::burning-marshmallow *leveleditor-images*)))
  89            (gray-stone (load-image-into-tk (gethash 'uxul-world::gray-stone *leveleditor-images*)))
  90            (brown-stone (load-image-into-tk (gethash 'uxul-world::brown-stone *leveleditor-images*)))
  91            (empty (load-image-into-tk (gethash 'uxul-world::empty *leveleditor-images*)))
  92            (tulip (load-image-into-tk (gethash 'uxul-world::tulip *leveleditor-images*)))
  93            (key (load-image-into-tk (gethash 'uxul-world::key *leveleditor-images*)))
  94            (door (load-image-into-tk (gethash 'uxul-world::door *leveleditor-images*)))
  95            (anchor (load-image-into-tk (gethash 'uxul-world::anchor *leveleditor-images*)))
  96            (anchors (make-hash-table :test 'equal))
  97            (current-upper-left (cons 0 0))
  98            (current-chosen-object 'uxul)
  99            (objects-and-arrows (make-instance 'ltk:frame))
 100            (grid-frame (make-instance 'ltk:frame))
 101            (object-frame (make-instance 'ltk:frame :master objects-and-arrows))
 102            (arrow-frame (make-instance 'ltk:frame :master objects-and-arrows))
 103            (right-button (make-instance 'ltk:button :text ">"
 104                                         :master arrow-frame))
 105            (left-button (make-instance 'ltk:button :text "<"
 106                                        :master arrow-frame))
 107            (up-button (make-instance 'ltk:button :text "/\\"
 108                                      :master arrow-frame))
 109            (down-button (make-instance 'ltk:button :text "\\/"
 110                                        :master arrow-frame))
 111            (rright-button (make-instance 'ltk:button :text ">>"
 112                                         :master arrow-frame))
 113            (lleft-button (make-instance 'ltk:button :text "<<"
 114                                        :master arrow-frame))
 115            (uup-button (make-instance 'ltk:button :text "//\\\\"
 116                                      :master arrow-frame))
 117            (ddown-button (make-instance 'ltk:button :text "\\\\//"
 118                                        :master arrow-frame))
 119            (argument1-entry (make-instance 'ltk:entry :text ""
 120                                            :master object-frame))
 121            (argument2-entry (make-instance 'ltk:entry :text ""
 122                                            :master object-frame))
 123            (uxul-button (make-instance 'ltk:button :text ""
 124                                        :master object-frame))
 125            (nasobem-button (make-instance 'ltk:button :text ""
 126                                           :master object-frame))
 127            (blue-nasobem-button (make-instance 'ltk:button :text ""
 128                                                :master object-frame))
 129            (burning-marshmallow-button (make-instance 'ltk:button :text ""
 130                                                       :master object-frame))
 131            (gray-stone-button (make-instance 'ltk:button :text ""
 132                                              :master object-frame))
 133            (brown-stone-button (make-instance 'ltk:button :text ""
 134                                        :master object-frame))
 135            (empty-button (make-instance 'ltk:button :text ""
 136                                         :master object-frame))
 137            (tulip-button (make-instance 'ltk:button :text ""
 138                                         :master object-frame))
 139            (leaf-button (make-instance 'ltk:button :text ""
 140                                        :master object-frame))
 141            (key-button (make-instance 'ltk:button :text ""
 142                                        :master object-frame))
 143            (door-button (make-instance 'ltk:button :text ""
 144                                        :master object-frame))
 145            (anchor-button (make-instance 'ltk:button :text ""
 146                                          :master object-frame))
 147            (info-button (make-instance 'ltk:button :text "Info"
 148                                        :master object-frame))
 149            (btns (make-array (list width height) :adjustable nil :element-type 'ltk:button)))
 150         (labels ((redraw-button (i j)
 151                    "Redraw Button (i, j)"
 152                    (let* ((current-upper-x (car current-upper-left))
 153                           (current-upper-y (cdr current-upper-left))
 154                           (cval (gethash (cons (+ i current-upper-x)
 155                                                (+ j current-upper-y))
 156                                         item-table nil))
 157                           (cval2 nil)
 158                          (cbtn (aref btns i j)))
 159                      (when (listp cval)
 160                        (setf cval2 cval)
 161                        (setf cval (car cval)))
 162                      (cond
 163                        ((eq cval 'uxul-world::leaf)
 164                         (config-button-image cbtn leaf))
 165                        ((eq cval 'uxul-world::nasobem)
 166                         (config-button-image cbtn nasobem))
 167                        ((eq cval 'uxul-world::blue-nasobem)
 168                         (config-button-image cbtn blue-nasobem))
 169                        ((eq cval 'uxul-world::burning-marshmallow)
 170                         (config-button-image cbtn burning-marshmallow))
 171                        ((eq cval 'uxul-world::gray-stone)
 172                         (config-button-image cbtn gray-stone))
 173                        ((eq cval 'uxul-world::brown-stone)
 174                         (config-button-image cbtn brown-stone))
 175                        ((eq cval nil)
 176                         (config-button-image cbtn empty))
 177                        ((eq cval 'uxul-world::tulip)
 178                         (config-button-image cbtn tulip))
 179                        ((eq cval 'uxul-world::door)
 180                         (config-button-image cbtn door))
 181                        ((eq cval 'uxul-world::key)
 182                         (config-button-image cbtn key))
 183                        ((eq cval 'uxul-world::anchor)
 184                         (config-button-image cbtn (gethash (cadr cval2) anchors)))
 185                        ((eq cval 'uxul-world::uxul)
 186                         (config-button-image cbtn uxul)))))
 187                  (redraw-buttons ()
 188                    "Redraw all Buttons"
 189                      (dotimes (i width)
 190                        (dotimes (j height)
 191                          (redraw-button i j))))
 192                  (react (i j)
 193                    (let ((current-upper-x (car current-upper-left))
 194                          (current-upper-y (cdr current-upper-left)))
 195                      (cond
 196                        ((eql current-chosen-object :info)
 197                         (let ((sym (gethash (cons (+ i current-upper-x)
 198                                           (+ j current-upper-y))
 199                                     item-table nil)))
 200                           (if sym
 201                               (ltk:do-msg
 202                                   (format nil (concatenate 'string
 203                                                            "Symbolname: \"" (symbol-name (car sym)) "\"~%"
 204                                                            "First argument: \"" (cadr sym) "\"~%"
 205                                                            "Second argument: \"" (caddr sym) "\"")))
 206                               (ltk:do-msg "There doesnt seem to be anything here."))
 207                           (return-from react)))
 208                        ((eql current-chosen-object 'uxul-world::anchor)
 209                         (cond
 210                           ((string= (ltk:text argument1-entry) "")
 211                            (ltk:do-msg "Please give an argument in the left textbox")
 212                            (return-from react))
 213                           ((gethash (ltk:text argument1-entry) anchors nil)
 214                            (ltk:do-msg "Warning: You already set an
 215                            anchor with the same dungeon-name. Make
 216                            sure that you remove one of them. Behavior
 217                            is not specified in this case and may
 218                            change."))
 219                           (t
 220                            (setf (gethash (ltk:text argument1-entry) anchors)
 221                                  (load-image-into-tk (annotated-image (gethash 'uxul-world::anchor *leveleditor-images*) (ltk:text argument1-entry))))))))
 222                      (setf (gethash (cons (+ i current-upper-x)
 223                                           (+ j current-upper-y))
 224                                     item-table)
 225                            (and current-chosen-object
 226                                 (list current-chosen-object (ltk:text argument1-entry) (ltk:text argument2-entry))))
 227                      (redraw-button i j)))
 228                  (move-field-about (i j)
 229                    (let ((current-upper-y (car current-upper-left))
 230                          (current-upper-x (cdr current-upper-left)))
 231                      (setf current-upper-left (cons (+ i current-upper-y) (+ j current-upper-x))))
 232                    (redraw-buttons)))
 233           (ltk:pack grid-frame)
 234           (ltk:grid arrow-frame 0 1)
 235           (ltk:grid left-button 1 0)
 236           (setf (ltk:command left-button) #'(lambda () (move-field-about 0 1)))
 237           (ltk:grid lleft-button 2 0)
 238           (setf (ltk:command lleft-button) #'(lambda () (move-field-about 0 (- width 1))))
 239           (ltk:grid right-button 1 2)
 240           (setf (ltk:command right-button) #'(lambda () (move-field-about 0 -1)))
 241           (ltk:grid rright-button 0 2)
 242           (setf (ltk:command rright-button) #'(lambda () (move-field-about 0 (- 1 width))))
 243           (ltk:grid up-button 0 1)
 244           (setf (ltk:command up-button) #'(lambda () (move-field-about 1 0)))
 245           (ltk:grid uup-button 0 0)
 246           (setf (ltk:command uup-button) #'(lambda () (move-field-about (- width 1) 0)))
 247           (ltk:grid down-button 2 1)
 248           (setf (ltk:command down-button) #'(lambda () (move-field-about -1 0)))
 249           (ltk:grid ddown-button 2 2)
 250           (setf (ltk:command ddown-button) #'(lambda () (move-field-about (- 1 width) 0)))
 251
 252           (ltk:grid argument1-entry 1 0 :columnspan 4)
 253           (ltk:grid argument2-entry 1 5 :columnspan 4)
 254           (ltk:grid info-button 1 9 :columnspan 2)
 255           (setf (ltk:command info-button)
 256                 #'(lambda () (setf current-chosen-object :info)))
 257
 258           (ltk:grid empty-button 0 0)
 259           (config-button-image empty-button empty)
 260           (setf (ltk:command empty-button)
 261                              #'(lambda ()
 262                                  (setf current-chosen-object nil)))
 263           (ltk:grid uxul-button 0 1)
 264           (config-button-image uxul-button uxul)
 265           (setf (ltk:command uxul-button)
 266                              #'(lambda ()
 267                                  (setf current-chosen-object 'uxul-world::uxul)))
 268           (ltk:grid nasobem-button 0 2)
 269           (config-button-image nasobem-button nasobem)
 270           (setf (ltk:command nasobem-button)
 271                              #'(lambda ()
 272                                  (setf current-chosen-object 'uxul-world::nasobem)))
 273           (ltk:grid blue-nasobem-button 0 3)
 274           (config-button-image blue-nasobem-button blue-nasobem)
 275           (setf (ltk:command blue-nasobem-button)
 276                              #'(lambda ()
 277                                  (setf current-chosen-object 'uxul-world::blue-nasobem)))
 278           (ltk:grid burning-marshmallow-button 0 4)
 279           (config-button-image burning-marshmallow-button burning-marshmallow)
 280           (setf (ltk:command burning-marshmallow-button)
 281                              #'(lambda ()
 282                                  (setf current-chosen-object 'uxul-world::burning-marshmallow)))
 283           (ltk:grid gray-stone-button 0 5)
 284           (config-button-image gray-stone-button gray-stone)
 285           (setf (ltk:command gray-stone-button)
 286                              #'(lambda ()
 287                                  (setf current-chosen-object 'uxul-world::gray-stone)))
 288           (ltk:grid brown-stone-button 0 6)
 289           (config-button-image brown-stone-button brown-stone)
 290           (setf (ltk:command brown-stone-button)
 291                              #'(lambda ()
 292                                  (setf current-chosen-object 'uxul-world::brown-stone)))
 293           (ltk:grid leaf-button 0 7)
 294           (config-button-image leaf-button leaf)
 295           (setf (ltk:command leaf-button)
 296                              #'(lambda ()
 297                                  (setf current-chosen-object 'uxul-world::leaf)))
 298
 299           (ltk:grid tulip-button 0 8)
 300           (config-button-image tulip-button tulip)
 301           (setf (ltk:command tulip-button)
 302                              #'(lambda ()
 303                                  (setf current-chosen-object 'uxul-world::tulip)))
 304
 305           (ltk:grid key-button 0 9)
 306           (config-button-image key-button key)
 307           (setf (ltk:command key-button)
 308                              #'(lambda ()
 309                                  (setf current-chosen-object 'uxul-world::key)))
 310
 311           (ltk:grid door-button 0 10)
 312           (config-button-image door-button door)
 313           (setf (ltk:command door-button)
 314                              #'(lambda ()
 315                                  (setf current-chosen-object 'uxul-world::door)))
 316
 317           (ltk:grid anchor-button 0 11)
 318           (config-button-image anchor-button anchor)
 319           (setf (ltk:command anchor-button)
 320                              #'(lambda ()
 321                                  (setf current-chosen-object 'uxul-world::anchor)))
 322
 323           (ltk:grid object-frame 0 0)
 324           (ltk:pack objects-and-arrows)
 325
 326           (dotimes (i width)
 327             (dotimes (j height)
 328               (let ((cbtn
 329                      (make-instance 'ltk:button
 330                                     :master grid-frame
 331                                     :text "")))
 332                 (setf (ltk:command cbtn) (let ((i i) (j j)) #'(lambda () (react i j))))
 333                 (config-button-image cbtn empty)
 334                 (setf (aref btns i j) cbtn)
 335                 (ltk:grid cbtn i j))))
 336           (redraw-buttons))))
 337     (item-table-to-list item-table)))
 338
 339
 340 (defun get-base64-char-for-number (i)
 341   (declare (type (integer 0 63) i))
 342   (elt "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/" i))
 343
 344 (defun base64-encode-threebytes (byte1 byte2 byte3)
 345   (declare (type (unsigned-byte 8) byte1 byte2 byte3))
 346   (coerce
 347    (list
 348     (get-base64-char-for-number (logand #b111111 (ash byte1 -2)))
 349     (get-base64-char-for-number (logand #b111111 (+ (ash (ash byte1 6) -2) (ash byte2 -4))))
 350     (get-base64-char-for-number (logand #b111111 (+ (ash (ash byte2 4) -2) (ash byte3 -6))))
 351     (get-base64-char-for-number (logand #b111111 (ash (ash byte3 2) -2)))) 'string))
 352
 353
 354 (defun base64-encode-bytelist (bytelist &optional (ret ""))
 355   (if bytelist
 356       (if (cdr bytelist)
 357           (if (cddr bytelist)
 358               (base64-encode-bytelist
 359                (cdddr bytelist)
 360                (concatenate 'string
 361                             ret
 362                             (base64-encode-threebytes
 363                              (car bytelist)
 364                              (cadr bytelist)
 365                              (caddr bytelist))))
 366               ;;else (genau zwei elemente)
 367               (concatenate 'string ret
 368                            (base64-encode-threebytes
 369                             (car bytelist)
 370                             (cadr bytelist)
 371                             0)
 372                            "="))
 373           ;;else (genau ein element)
 374           (concatenate 'string ret
 375                        (base64-encode-threebytes
 376                         (car bytelist) 0 0)
 377                        "=="))
 378       ;;else (kein element)
 379       ret))
 380
 381
 382 (defun base64-encode-byteseq (byteseq &optional (ret ""))
 383   (case (length byteseq)
 384     (0 ret)
 385     (1 (concatenate 'string ret
 386                     (base64-encode-threebytes
 387                      (elt byteseq 0) 0 0) "=="))
 388     (2 (concatenate 'string ret
 389                     (base64-encode-threebytes
 390                      (elt byteseq 0)
 391                      (elt byteseq 1)
 392                      0)
 393                     "="))
 394     (t (base64-encode-byteseq
 395         (subseq byteseq 3)
 396         (concatenate 'string
 397                      ret
 398                      (base64-encode-threebytes
 399                       (elt byteseq 0)
 400                       (elt byteseq 1)
 401                       (elt byteseq 2)))))))