aboutsummaryrefslogtreecommitdiffhomepage
path: root/src/core/container.lisp
diff options
context:
space:
mode:
Diffstat (limited to 'src/core/container.lisp')
-rw-r--r--src/core/container.lisp81
1 files changed, 0 insertions, 81 deletions
diff --git a/src/core/container.lisp b/src/core/container.lisp
deleted file mode 100644
index a9e6caf..0000000
--- a/src/core/container.lisp
+++ /dev/null
@@ -1,81 +0,0 @@
-;;;; units/container.lisp
-
-(in-package #:wheelwork)
-
-
-(defclass/std container (unit)
- ((units :with :a)
- (cached-rect :with)
- (left right top bottom :with :std 0 :doc "container's box coordinates."))
- (:documentation "Just a list of units. Made into a class so that
- transformation affine transformations methods can be specialzied on
- whole groups of units"))
-
-(defmethod (setf closer-mop:slot-value-using-class)
- (newval class (container container) slot)
- (case (closer-mop:slot-definition-name slot)
- ((left right top bottom)
- (setf (container-cached-rect container) nil))))
-
-(defmethod get-rect ((container container))
- (with-slots (cached-rect left right top bottom) container
- (or cached-rect
- (setf cached-rect
- (list (vec:vec left bottom 0 1.0)
- (vec:vec left top 0 1.0)
- (vec:vec right top 0 1.0)
- (vec:vec right bottom 0 1.0)
- (vec:vec left bottom 0 1.0))))))
-
-
-(defun point-in-contanier-box-p (c x y)
- "Returns T if the ponit X Y is inside the bounds of the container."
- (and (<= (container-left c) x (container-right c))
- (<= (container-bottom c) y (container-top c))))
-
-(defun visible-in-container-p (unit)
- "Returns T if UNIT is VISIBLEP, if it is inside a CONTAINER, if any
- of the corners of its bounding rectangle are inside that CONTAINER.
-
- UNIT must implement the affine protocol."
- (when (unit-visiblep unit)
- (when-let ((container
- (unit-container unit)))
- (loop for pt in (get-rect unit)
- thereis (point-in-contanier-box-p container (vec:vx pt) (vec:vy pt))))))
-
-(defmethod drop-unit ((unit unit))
- "Removes a unit from its container. Returns T if the unit actually was removed."
- (when-let (container (unit-container unit))
- (setf
- (container-units container) (delete unit (container-units container))
- (unit-container unit) nil)
- t))
-
-(defmethod add-unit ((container container) (unit unit))
- "Adds a unit to the end of a container (thus affecting render
-order). Also removes the unit from its current container if
-necessary."
- (when (unit-container unit)
- (drop-unit unit))
- (push unit (container-units container))
- (setf (unit-container unit) container)
- unit)
-
-(defmethod cleanup ((container container))
- (dolist (u (container-units container))
- (cleanup u)))
-
-(defmethod render ((container container))
- (let ((current
- (gl:get* :scissor-box))
- (scale
- (application-scale
- (app-of-unit container))))
- (with-slots (left right top bottom) container
- (gl:scissor (* left scale) (* scale bottom) (* scale (- right left)) (* scale (- top bottom)))
- (unwind-protect
- (dolist (u (reverse (container-units container)))
- (if (visible-in-container-p u)
- (render u)))
- (gl:scissor (aref current 0) (aref current 1) (aref current 2) (aref current 3))))))