ps_shading
(PECL ps >= 1.3.0)
ps_shading — Creates a shading for later use
Описание
$psdoc
, string $type
, float $x0
, float $y0
, float $x1
, float $y1
, float $c1
, float $c2
, float $c3
, float $c4
, string $optlist
) : int|falseCreates a shading, which can be used by ps_shfill() or ps_shading_pattern().
The color of the shading can be in any color space except for
pattern
.
Список параметров
-
psdoc
-
Resource identifier of the postscript file as returned by ps_new().
-
type
-
The type of shading can be either
radial
oraxial
. Each shading starts with the current fill color and ends with the given color values passed in the parametersc1
toc4
(see ps_setcolor() for their meaning). -
x0, x1, y0, y1
-
The coordinates
x0
,y0
,x1
,y1
are the start and end point of the shading. If the type of shading isradial
the two points are the middle points of a starting and ending circle. -
c1, c2, c3, c4
-
See ps_setcolor() for their meaning.
-
optlist
-
If the shading is of type
radial
theoptlist
must also contain the parametersr0
andr1
with the radius of the start and end circle.
Возвращаемые значения
Returns the identifier of the pattern или false
в случае возникновения ошибки.
Смотрите также
- ps_shading_pattern() - Creates a pattern based on a shading
- ps_shfill() - Fills an area with a shading