Graphics Reference
In-Depth Information
FIGURE 10-5
Image Reflection with Gradient Layer
LISTING 10-5
Applying Reflection Using a Gradient Layer
- (
void
)viewDidLoad
{
[
super
viewDidLoad
];
[[[
self
view
]
layer
]
setBackgroundColor
:
[[
UIColor blackColor
]
CGColor
]];
UIImage
*balloon = [
UIImage imageNamed
:
@”balloon.jpg”
];
// Create the top layer; this is the main image
CALayer
*topLayer = [[
CALayer alloc
]
init
];
[topLayer
setBounds
:
CGRectMake
(0.0f, 0.0f, 320.0, 240.0)];
[topLayer
setPosition
:
CGPointMake
(160.0f, 120.0f)];
[topLayer
setContents
:(
id
)[balloon CGImage]];
// Add the layer to the view
[[[
self
view
]
layer
]
addSublayer
:topLayer];
