Picture Inquiries

Structures:

sd-am-picture-attributes-struct

Predicates:

sd-am-picture-p

Inquiries:

sd-am-inq-picture-attributes

SD-AM-PICTURE-ATTRIBUTES-STRUCT  [structure]

(sd-am-picture-attributes-struct-p                     sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-name                  sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-width                 sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-height                sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-corners               sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-horizontal-size       sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-vertical-size         sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-width-pixel           sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-height-pixel          sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-abs-angle             sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-anti-alias-factor     sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-anti-alias-simplified sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-transparency-mode     sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-transparency-color    sd-am-picture-attributes-struct)
(sd-am-picture-attributes-struct-used-bytes            sd-am-picture-attributes-struct)

Description:

A Lisp structure containing specific picture attributes data.

Slots:

name {STRING} - picture name

width {LONG-FLOAT} - Width of picture

height {LONG-FLOAT} - Height of picture

corners {LIST of GPNT2D} - The lower left and upper right corner of the picture

horizontal-size {LONG-FLOAT} - Width of picture box

vertical-size {LONG-FLOAT} - Height of picture box

width-pixel {FIXNUM} - Width of picture in pixels

height-pixel {FIXNUM} - Height of picture in pixels

abs-angle {FLOAT} - angle of rotation

anti-alias-factor {LONG-FLOAT} - anti-alias factor, within range from -2.0 to 2.0.

anti-alias-simplified {BOOLEAN} - simplified

transparency-mode {BOOLEAN} - transparency used

transparency-color {GPNT3D} - R,G,B color vector if transparency used

used-bytes {FIXNUM} - Used Bytes: number of bytes, necessary to hold picture

See Also:

SD-AM-INQ-PICTURE-ATTRIBUTES [function]

SD-AM-PICTURE-P  [function]

(sd-am-picture-p item)

Description:

Predicate to determine whether or not an item is a picture.

Parameters:

element {SEL_ITEM} - The element to inquire.

Return Value:

t - The element is a picture.

nil - The element is not a picture.

SD-AM-INQ-PICTURE-ATTRIBUTES  [function]

(sd-am-inq-picture-attributes picture)

Description:

Inquire the attributes of a given picture.

Parameters:

picture {SEL_ITEM} - The picture to inquire.

Return Value:

{SD-AM-PICTURE-ATTRIBUTES-STRUCT} - A Lisp structure describing the picture parameters.