Returns the uppermost pinboard object containing a specified point.
capi
pinboard-object-at-position pinboard x y
pinboard⇩ | |
x⇩ |
A real. |
y⇩ |
A real. |
The generic function pinboard-object-at-position
returns the uppermost pinboard object in pinboard that contains the point specified by x and y. It determines this by mapping over every pinboard object within the pinboard until it finds one for which the generic function over-pinboard-object-p returns t
.
(setq pinboard (capi:contain (make-instance 'capi:pinboard-layout) :best-width 300 :best-height 300)) (capi:apply-in-pane-process pinboard #'(lambda () (make-instance 'capi:item-pinboard-object :text "Hello world" :x 100 :y 100 :parent pinboard))) (capi:pinboard-object-at-position pinboard 0 0) (capi:pinboard-object-at-position pinboard 110 110)
over-pinboard-object-p
pinboard-object-overlap-p
pinboard-object
pinboard-layout
CAPI User Guide and Reference Manual (Unix version) - 01 Dec 2021 19:32:42