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(in-package #:clim-user)
;;; A complete sheet should subclass basic-sheet and pick its mixins:
;;;
;;; Input protocol (xor):
;;;
;;; standard-sheet-input-mixin
;;; delegate-sheet-input-mixin
;;; immediate-sheet-input-mixin
;;; sheet-mute-input-mixin
;;;
;;; Output protocol:
;;;
;;; standard-sheet-output-mixin xor sheet-mute-output-mixin
;;; sheet-with-medium-mixin
;;; permanent-medium-sheet-output-mixin
;;; temporary-medium-sheet-output-mixin
;;;
;;; Genealogy:
;;;
;;; sheet-parent-mixin
;;; sheet-leaf-mixin xor sheet-single-child-mixin xor sheet-multiple-child-mixin
;;;
;;; Repainting (xor):
;;;
;;; standard-repainting-mixin
;;; immediate-repainting-mixin
;;; sheet-mute-repainting-mixin
;;;
;;; Geometry (xor):
;;;
;;; sheet-identity-transformation-mixin
;;; sheet-translation-mixin
;;; sheet-y-inverting-transformation-mixin
;;; sheet-transformation-mixin
;;;
;;; Windowing (zero or more, may be mixed, the order of mixins is important)
;;;
;;; top-level-sheet-mixin
;;; unmanaged-sheet-mixin
;;; mirrored-sheet-mixin
;;;
(defvar *glider*
(make-pattern-from-bitmap-file
(asdf:component-pathname
(asdf:find-component "clim-examples" '("images" "glider.png")))))
(defclass plain-sheet (;; repainting
immediate-repainting-mixin
;; input
immediate-sheet-input-mixin
;; output
permanent-medium-sheet-output-mixin
;temporary-medium-sheet-output-mixin
;sheet-with-medium-mixin
;sheet-mute-output-mixin
;; geometry
sheet-transformation-mixin
;; genealogy
sheet-parent-mixin
sheet-leaf-mixin
;; windowing
top-level-sheet-mixin
mirrored-sheet-mixin
;; the base class
basic-sheet)
()
(:default-initargs :icon *glider*
:pretty-name "McCLIM Test Sheet"
:region (make-rectangle* -200 -200 200 200)
:transformation (make-scaling-transformation 2 2)))
(defmethod handle-event ((sheet plain-sheet) event)
)
(defvar *title* "McCLIM Test Sheet")
(defvar *extra* nil)
(defun update-title (sheet)
(setf (sheet-pretty-name sheet)
(format nil "~a ~{~s~^ ~}" *title* *extra*)))
(defun open-plain-sheet (path sheet)
(let ((port (find-port :server-path path)))
(let ((graft (find-graft :port port)))
(sheet-adopt-child graft sheet)
;; FIXME CLX thinks that every tpl sheet is adopted by a frame.
(climb:enable-mirror port sheet)
sheet)))
(defun make-plain-sheet ()
(make-instance 'plain-sheet))
(defun close-plain-sheet (sheet)
(sheet-disown-child (graft sheet) sheet)
nil)
(defmethod handle-event ((sheet plain-sheet) (event window-manager-delete-event))
(sheet-disown-child (graft sheet) sheet))
(defmethod handle-event ((sheet plain-sheet) (event window-repaint-event))
(dispatch-repaint sheet (window-event-region event)))
;;; It may be surprising that nobody updates SHEET-MIRROR-GEOMETRY but
;;; HANDLE-SDL2-WINDOW-EVENT gets correct values. This is because of a
;;; HANDLE-EVENT :BEFORE method specialized to MIRRORED-SHEET-MIXIN in core.
;;; Whether that method stays depends on how we resolve the FIXME above.
(defmethod handle-event ((sheet plain-sheet) (event window-configuration-event))
(with-bounding-rectangle* (x1 y1 x2 y2 :width w :height h)
(window-event-native-region event)
(let ((climi::*configuration-event-p* sheet))
(let ((new-transformation (make-translation-transformation x1 y1))
(new-region (make-bounding-rectangle 0 0 w h)))
;; This indirectly modifies the native region.
(climi::%set-sheet-region-and-transformation sheet new-region new-transformation)))
(setf (getf *extra* :dims)
(format nil "[~s ~s ~s ~s] (~s x ~s)" x1 y1 x2 y2 w h))
(update-title sheet)))
(defmethod handle-event ((sheet plain-sheet) (event window-manager-focus-event))
(setf (port-keyboard-input-focus (port sheet)) sheet))
(defmethod handle-event ((sheet plain-sheet) (event pointer-enter-event))
(setf (getf *extra* :pointer) "y")
(update-title sheet))
(defmethod handle-event ((sheet plain-sheet) (event pointer-exit-event))
(setf (getf *extra* :pointer) "n")
(update-title sheet))
(defmethod handle-event ((sheet plain-sheet) (event key-press-event))
(setf (getf *extra* :key) (keyboard-event-key-name event))
(update-title sheet))
(defmethod handle-event ((sheet plain-sheet) (event key-release-event))
(setf (getf *extra* :key) nil)
(update-title sheet))
#+ (or)
(defmethod handle-event ((sheet plain-sheet) (event text-input-event))
(setf (getf *extra* :str) (text-input-event-string event))
(when (string= " " (text-input-event-string event))
(dispatch-repaint sheet +everywhere+))
(update-title sheet))
(defmethod handle-event ((sheet plain-sheet) (event pointer-motion-event))
(setf (getf *extra* :pointer)
(format nil "ptr+~s [~s ~s]"
(event-modifier-state event)
(pointer-event-x event)
(pointer-event-y event)))
(update-title sheet))
(defmethod handle-event ((sheet plain-sheet) (event climb:pointer-scroll-event))
(setf (getf *extra* :pointer)
(format nil "scr+~s [~s ~s]"
(event-modifier-state event)
(climi::pointer-event-delta-x event)
(climi::pointer-event-delta-y event)))
(update-title sheet))
(defmethod handle-event ((sheet plain-sheet) (event pointer-button-press-event))
(setf (getf *extra* :pointer)
(format nil "bdn+~s ~s"
(event-modifier-state event)
(pointer-event-button event)))
(update-title sheet))
(defmethod handle-event ((sheet plain-sheet) (event pointer-button-release-event))
(setf (getf *extra* :pointer)
(format nil "bup+~s ~s"
(event-modifier-state event)
(pointer-event-button event)))
(update-title sheet))
;;; Repainting protocol
(defmethod handle-repaint ((sheet plain-sheet) region)
(let ((medium sheet))
(with-bounding-rectangle* (x1 y1 x2 y2) medium
(medium-clear-area medium x1 y1 x2 y2)
(draw-rectangle* medium (+ x1 10) (+ y1 10) (- x2 10) (- y2 10)
:ink +deep-pink+)
(draw-circle* medium 0 0 75 :ink (alexandria:random-elt
(make-contrasting-inks 8)))
;(draw-text* medium "(0,0)" 0 0)
;(sleep 1)
(medium-finish-output medium))))
(defun start (server-path)
(open-plain-sheet server-path (make-plain-sheet)))
;;; This function migrates a frame from one port to another without
;;; reconstructing the pane hierarchy.
(defun wololo (frame port)
(let ((tpl-sheet (frame-top-level-sheet frame))
(new-graft (find-graft :port port)))
(sheet-disown-child (sheet-parent tpl-sheet) tpl-sheet)
(sheet-adopt-child new-graft tpl-sheet)
(climb:enable-mirror port tpl-sheet)))
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