/**
* Defines the specified struct as inner of this struct.
*
* @param struct the inner struct.
* @return the specified struct.
* @throws IllegalArgumentException if the specified struct is already an inner struct.
*/
protected /*<S extends Struct> S*/ Struct inner(/*S*/ Struct struct) {
if (struct._outer != null)
throw new java.lang.IllegalArgumentException("struct: Already an inner struct");
struct._outer = this;
final int bitSize = struct.size() << 3;
updateIndexes(struct._alignment, bitSize, bitSize);
struct._outerOffset = (_bitIndex - bitSize) >> 3;
return (/*S*/ Struct) struct;
}
/**
* @throws OSStatusException
* @since Available in iOS 2.0 and later.
*/
public int getPropertySize(Struct<?> specifier) throws OSStatusException {
IntPtr ptr = new IntPtr();
OSStatus status =
getPropertyInfo0(
this,
specifier == null ? 0 : Struct.sizeOf(specifier),
specifier == null ? null : specifier.as(VoidPtr.class),
ptr);
OSStatusException.throwIfNecessary(status);
return ptr.get();
}
/**
* @throws OSStatusException
* @since Available in iOS 2.0 and later.
*/
public <T extends Struct<T>> T getProperty(Struct<?> specifier, Class<T> type)
throws OSStatusException {
T data = Struct.allocate(type);
IntPtr dataSize = new IntPtr(Struct.sizeOf(data));
OSStatus status =
getProperty0(
this,
specifier == null ? 0 : Struct.sizeOf(specifier),
specifier == null ? null : specifier.as(VoidPtr.class),
dataSize,
data.as(VoidPtr.class));
OSStatusException.throwIfNecessary(status);
return data;
}
public CIVector(double[] values) {
super((SkipInit) null);
if (values == null) {
throw new NullPointerException("values");
}
MachineSizedFloatPtr p = Struct.allocate(MachineSizedFloatPtr.class, values.length);
p.set(values);
initObject(initWithValues$count$(p, values.length));
}
private static CGGradient create(CGColorSpace space, CGColor[] colors, Object locations) {
if (colors == null) {
throw new NullPointerException("colors");
}
try (CFMutableArray colorsArray =
CFMutableArray.createMutable(null, colors.length, CoreFoundation.TypeArrayCallBacks())) {
for (CGColor c : colors) {
colorsArray.appendValue(Struct.toStruct(VoidPtr.class, c.getHandle()));
}
return create(
space,
colorsArray,
locations != null
? VM.getArrayValuesAddress(CoreGraphics.toMachineSizedFloatArray(locations))
: 0);
}
}
/**
* Returns the byte buffer for this struct. This method will allocate a new <b>direct</b> buffer
* if none has been set.
*
* <p>Changes to the buffer's content are visible in this struct, and vice versa.
*
* <p>The buffer of an inner struct is the same as its parent struct.
*
* <p>The position of a {@link Struct.Member struct's member} within the byte buffer is given by
* {@link Struct.Member#position member.position()}
*
* @return the current byte buffer or a new direct buffer if none set.
* @see #setByteBuffer
*/
public final ByteBuffer getByteBuffer() {
if (_outer != null) return _outer.getByteBuffer();
return (_byteBuffer != null) ? _byteBuffer : newBuffer();
}
/**
* Returns the absolute position of this struct within its associated {@link #getByteBuffer byte
* buffer}.
*
* @return the absolute position of this struct in the byte buffer.
*/
public final int getByteBufferPosition() {
return (_outer != null) ? _outer.getByteBufferPosition() + _outerOffset : _outerOffset;
}
public static MKPolyline create(CLLocationCoordinate2D[] coords) {
CLLocationCoordinate2D first = Struct.allocate(CLLocationCoordinate2D.class, coords.length);
first.update(coords);
return create(first, coords.length);
}
/*</members>*/
public static MKPolyline create(MKMapPoint[] points) {
MKMapPoint first = Struct.allocate(MKMapPoint.class, points.length);
first.update(points);
return create(first, points.length);
}
