speedrun-timer/ui.lisp
2022-05-31 14:56:24 -07:00

163 lines
8.8 KiB
Common Lisp

(defparameter *colors*
'((main . (:green :black))
(timer-box . (:red :black))
(selected-highlight . (:blue :black))
(unselected-highlight . (:white :black))))
;; Returns (y, x) to draw box to center it in screen
(defun center-box (screen width height)
(let ((sw (croatoan:width screen))
(sh (croatoan:height screen)))
(list (round (- (/ sh 2) (/ height 2))) (round (- (/ sw 2) (/ width 2))))))
;; Write a list of horizontal slices to the screen scr at position pos
(defun write-horizontal-slice-list (scr pos slices)
(let ((yi (car pos)))
(mapcar (lambda (s)
(croatoan:add scr s :position `(,yi ,(cadr pos)))
(inc yi))
slices)))
;; Creates a window with the total time and statistics
(defun timer-window (speedrun pos width height)
(let* ((timerglet (lispglet (format-time (make-time-alist (speedrun-elapsed speedrun)))))
(timer-box (make-instance 'croatoan:window
:border t
:position pos
:width width
:height height)))
(setf (croatoan:color-pair timer-box)
(cdr (assoc 'timer-box *colors*)))
(write-horizontal-slice-list timer-box '(1 1) timerglet)
timer-box))
;; Class to hold state for a list where one element is highlighted/selected
(defclass highlight-list ()
((scroll-i
:initarg :scroll-i
:accessor highlight-list-scroll-i)
(elements
:initarg :elements
:accessor highlight-list-elements)
(current-element-index
:initarg :current-element-index
:accessor highlight-list-current-element-index)
(height
:initarg :height
:accessor highlight-list-height)
(width
:initarg :width
:accessor highlight-list-width)))
;; Create the actual window to render a highlight list hl at position pos
(defun highlight-list-window (hl pos)
(let* ((width (- (highlight-list-width hl) 2)) ;; Magic number 2's are for the border on both sides
(height (- (highlight-list-height hl) 2))
(elements (highlight-list-elements hl))
(current-element-index (mod (highlight-list-current-element-index hl) (length elements)))
(elements-to-draw-subseq (if (>= height (length elements))
(list 0 (length elements))
(cond
((> height (1+ current-element-index))
(list 0 height))
((< (- (length elements) height) current-element-index)
(list (- (length elements) height) (length elements)))
(t (let ((dy (/ (1- height) 2)))
(list (- current-element-index (floor dy)) (1+ (+ current-element-index (ceiling dy)))))))))
(highlight-menu (make-instance 'croatoan:window
:border t
:width (+ 2 width) ;; Another magic 2
:height (+ 2 height)
:position pos)))
(let ((yi 0))
(mapcar (lambda (el)
(setf (croatoan:color-pair highlight-menu)
(if (equal (+ yi (car elements-to-draw-subseq)) current-element-index)
(cdr (assoc 'selected-highlight *colors*))
(cdr (assoc 'unselected-highlight *colors*))))
(inc yi)
(croatoan:add highlight-menu
(format-line el width (highlight-list-scroll-i hl))
:position `(,yi 1)))
(subseq elements (car elements-to-draw-subseq) (cadr elements-to-draw-subseq))))
highlight-menu))
(defun speedrun-ui (category)
(croatoan:with-screen (scr :input-blocking nil :input-echoing nil :cursor-visible nil :enable-colors t :input-buffering nil :input-blocking nil)
(setf (croatoan:background scr) (make-instance 'croatoan:complex-char :color-pair (cdr (assoc 'main *colors*))))
(let* ((scroll 0)
(frame 0)
(state 'TITLE)
(redraws '(title-instance))
(speedrun (make-speedrun category))
(csplits (category-splits category)))
(flet ((render ()
(case state
('TITLE
(if (member 'title-instance redraws)
(croatoan:clear scr)
(let* ((padding 4)
(title (append *lispruns-logo* '("" "CONTROLS" " SPACE to start and to continue to the next split" " Q to quit")))
(width (+ (* 2 padding) (max-length title)))
(height (+ (* 2 padding) (length title)))
(logo-centered (center-box scr width height))
(logo-box (make-instance 'croatoan:window :border t :width width :height height :position logo-centered)))
(if (< (croatoan:width scr) width)
(progn
(croatoan:add scr "Please increase width of your terminal" :position '(0 0))
(croatoan:refresh scr))
(progn
(write-horizontal-slice-list logo-box `(,padding ,padding) title)
(croatoan:refresh logo-box))))))
('RUNNING
(if (eq (speedrun-state speedrun) 'RUNNING)
(update-time speedrun))
(if (member 'timer-instance redraws)
(croatoan:clear scr))
(if (zerop (mod frame 4))
(let* ((max-width (min 90 (croatoan:width scr)))
(centered-x (cadr (center-box scr max-width 0)))
(timer-height 8)
(splits-height (- (croatoan:height scr) timer-height))
(split-list (make-instance 'highlight-list
:scroll-i scroll
:current-element-index (speedrun-current-split-index speedrun)
:height splits-height
:width max-width
:elements (mapcar (lambda (csplit speedrun-split)
`(
(,(category-split-name csplit) . ,(/ 4 12))
("" . ,(/ 1 12))
(,(format-elapsed-time speedrun-split) . ,(/ 3 12))
))
csplits
(speedrun-splits speedrun))))
;; :elements (mapcar #'category-split-name csplits)))
;; :elements `((("FIRST SPLIT IS EPIC" . ,(/ 4 12)) ("" . ,(/ 1 12)) ("10:10:00.22" . ,(/ 3 12)) ("" . ,(/ 1 12)) ("20:00.00" . ,(/ 3 12))))))
(splits-instance (highlight-list-window split-list `(0 ,centered-x)))
(timer-instance (timer-window speedrun `(,splits-height ,centered-x) max-width timer-height)))
(croatoan:refresh splits-instance)
(croatoan:refresh timer-instance)))))
(setf redraws '()
frame (mod (1+ frame) 60))
(if (zerop (mod frame 30))
(inc scroll))
(sleep (/ 1 60))))
(croatoan:event-case (scr event)
(#\q (return-from croatoan:event-case))
(#\space
(case state
('TITLE
(start-speedrun speedrun)
(setf redraws '(timer-instance))
(setf state 'RUNNING))
('RUNNING (next-split speedrun))))
(:resize
(case state
('TITLE
(setf redraws '(title-instance)))
('RUNNING
(croatoan:clear scr)))
(render))
((nil) (render)))))))