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ktanaka |
1.1 |
;; |
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;; ulx のロード |
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(cond ((definedp 'get-display-host) nil) |
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(t (exfile (string-append system_lib_path "ulx/loadulx.l")))) |
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;; ディスプレイホストの設定 |
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(setq display-host (get-display-host)) |
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(or display-host (progn (format "Display unknown/n") (err:argument-type))) |
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;; スクリーンの定義 |
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(setq display (open-display display-host)) |
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(setq screen (first (display-roots display))) |
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(setq root (screen-root screen)) |
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;; 白黒の定義 |
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(setq black (screen-black-pixel screen) |
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white (screen-white-pixel screen)) |
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;; フォントの定義 |
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(setq ascii-font (open-font display "lucidasanstypewriter-bold-24")) |
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(setq window (create-window :parent root :class :input-output |
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:x 0 :y 0 |
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:width 640 |
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:height 400 |
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:foreground black |
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:background white)) |
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(defun screen-depth (scr) |
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(let ((alist (screen-depths scr))) |
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(do ((p alist (cdr p))) |
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((or (null p) |
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(not (null (cdar p)))) |
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(if (null p) nil (caar p))) |
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(comment print p)))) |
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(setq default-depth (screen-depth screen)) |
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(setq pixmap (create-pixmap :drawable root |
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:width 640 |
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:height 400 |
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:depth default-depth)) |
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(setq gcontext (create-gcontext :drawable root |
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:foreground black |
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:background white |
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:font ascii-font)) |
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(setq white-gcontext (create-gcontext :drawable root |
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:foreground white |
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:background black |
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:font ascii-font)) |
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(draw-rectangle pixmap white-gcontext 0 0 |
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(drawable-width pixmap) (drawable-height pixmap) t) |
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(setf (wm-name window) "This is ULX demo window") |
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(setf (window-event-mask window) '(:exposure :button-press)) |
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(map-window window) |
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(display-force-output display) |
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(defun draws (pix) |
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(draw-line pix gcontext 10 10 20 50) |
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(draw-line pix gcontext 100 10 20 50) |
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(draw-line pix gcontext 10 100 200 50) |
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(draw-rectangle pix gcontext 80 80 130 90) |
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(draw-lines pix gcontext '(10 20 30 50 40 20 10 20) |
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:complex t) |
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(draw-lines pix gcontext '(50 70 60 80 60 30 50 70) |
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:complex t |
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:fill-p t) |
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(draw-arc pix gcontext 320 200 50 70 0 360) |
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(draw-arc pix gcontext 420 200 150 70 0 270) |
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(draw-glyphs pix gcontext 320 100 "abcdef" ascii-font) |
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(display-force-output display)) |
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(draws pixmap) |
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(defun copy:pixmap->window (pix win) |
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(copy-plane pix |
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gcontext |
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1 |
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0 0 (drawable-width pixmap) (drawable-height pixmap) |
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win 0 0)) |
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(print |
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(do ((end? nil)) |
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(end? 'Done) |
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(event-case (display) |
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(:exposure |
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(event-window count) |
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(if (and (0= count) |
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(eq event-window window)) |
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(copy:pixmap->window pixmap window)) |
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t) |
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(:button-press |
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(event-window code x y) |
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(cond ((= code 3) |
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(setq end? t)) |
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((eq event-window window) |
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(draw-arc pixmap gcontext (- x 15) (- y 15) 30 30 0 360) |
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(copy:pixmap->window pixmap window))) |
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t) |
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(otherwise |
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t)))) |