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ktanaka |
1.1 |
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;; message.l ;; |
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;; --------- ;; |
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;; 文字を出力するとスクロールするウィンドウ |
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(defun is-kanji (code) |
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(= (logand 128 code) 128)) |
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(defun scroll-up-win (win up) |
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(comment print (list 'scroll up)) |
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(let ((wid (get-winprop win 'width)) |
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(hei (get-winprop win 'height)) |
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(gc (get-winprop win 'saveblackgc)) |
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(wgc (get-winprop win 'savewhitegc)) |
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(pix (get-winprop win 'save))) |
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(copy-plane pix gc 1 |
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0 up wid (- hei up) |
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pix 0 0) |
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(draw-rectangle pix wgc |
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0 (- hei up) |
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wid up t))) |
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(defun scroll-down-win (win down) |
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(let ((wid (get-winprop win 'width)) |
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(hei (get-winprop win 'height)) |
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(gc (get-winprop win 'saveblackgc)) |
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(wgc (get-winprop win 'savewhitegc)) |
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(pix (get-winprop win 'save))) |
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(copy-plane pix gc 1 |
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0 0 wid (- hei down) |
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pix 0 down) |
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(draw-rectangle pix wgc |
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0 0 |
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wid down t))) |
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(defun scroll-win (win up-down) |
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(if (minusp up-down) |
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(scroll-down-win win (minus up-down)) |
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(scroll-up-win win up-down))) |
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(defun print-message-win (win string) |
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(princ-message-win win string t)) |
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(defun princ-message-win (win string (lf nil)) |
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(let* ((length (string-length string)) |
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(high nil) (low nil) (str "") (nstr "") |
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(font (gcontext-font (get-winprop win 'blackgc))) |
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(ascent (+ (font-ascent font) 2)) |
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(descent (font-descent font)) |
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(now-x (get-winprop win 'now-x)) |
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(last-x (- (get-winprop win 'width) 2)) |
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(now-y (get-winprop win 'now-y)) |
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(last-y (- (get-winprop win 'height) ascent descent)) |
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(kanji nil) |
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(left t) |
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(next-x nil) (next-y nil) |
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(dx nil)) |
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(unless now-x (setq now-x 0)) |
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(unless now-y (setq now-y 0)) |
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(setq next-x now-x next-y now-y) |
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(do ((i 0)) |
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((or (>= i length) (not left))) |
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(setq str "") |
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(comment print (list now-x now-y)) |
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(loop |
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(if (>= i length) (exit)) |
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(setq kanji (is-kanji (sref string i))) |
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(setq nstr (if kanji (substring string i (+ i 2)) "")) |
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(setq dx (text-width font |
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(string-append str nstr))) |
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(when (>= (setq next-x (+ now-x dx)) last-x) |
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(setq next-x 0) |
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(setq next-y (+ now-y ascent descent)) |
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(exit)) |
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(setq str (string-append str nstr)) |
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(setq i (+ i (if kanji 2 1)))) |
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(comment print (list now-x now-y last-y)) |
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(draw-string16-win win str (+ now-x 2) (+ now-y ascent)) |
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(when (>= next-y last-y) |
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(scroll-up-win win (+ ascent descent)) |
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(setq next-y now-y)) |
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(setq now-x next-x) |
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(setq now-y next-y) |
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(comment print (list now-x now-y last-y))) |
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(when lf |
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(setq now-x 0) |
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(setq next-y (+ now-y ascent descent)) |
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(when (>= next-y last-y) |
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(scroll-up-win win (+ ascent descent)) |
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(setq next-y now-y)) |
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(setq now-y next-y)) |
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(redraw-win win) |
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(display-force-output (window-display win)) |
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(put-winprop win 'now-x now-x) |
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(put-winprop win 'now-y now-y))) |
Annotation of /lisp/tools/message.l
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