C H A P T E R 1 3
Drawing and Graphics
Summary of Drawing
13-25
myImageView:
ScrollBy :
function,
// scrolls an image
myImageView:
ZoomBy :
function,
// makes an image larger
or smaller
myImageView:
ZoomTo :
function,
// changes the size of
the image
myImageView:
CanZoomBy :
function,
// changes the size of
the image
myImageView:
ZoomToBox :
function,
// resizes the image
...
}
}
protoThumbnail
13
protoThumbnail : = {
_proto: protoThumbnail,
ImageTarget :
_proto: protoThumbnail,
ImageTarget :
view,
Image :
shape
or
bitmap,
viewBounds :
boundsFrame,
viewJustify :
justificationFlags,
trackWhileScrolling :
integer,
// tracks the grey box
myThumbnail:
Setup :
function,
// prepares thumbnail
myThumbnail:
OpenThumbnail :
function,
// opens thumbnail
myThumbnail:
ToggleThumbnail :
function,
// opens or closes
thumbnail
myThumbnail:
Update :
function,
// renders thumbnail view
myThumbnail:
GetScalingInfo :
function,
// returns scaling
information
myThumbnail:
PrepareToScroll :
function,
// prepares for
scrolling
myThumbnail:
ScrollTo :
function,
// scrolls a view
myThumbnail:
DoneScrolling :
function,
// cleans up a scroll
operation
...
}
...
}
protoThumbnailPointer
13
protoThumbnailPointer : = {
_proto: protoThumbnailPointer,
ImageTarget :
_proto: protoThumbnailPointer,
ImageTarget :
view,
Image :
shape
,
viewBounds :
boundsFrame,
viewJustify :
justificationFlags,