public static CGGradient create(CGColorSpace space, float[] components, float[] locations) {
if (space == null) {
throw new NullPointerException("space");
}
if (components == null) {
throw new NullPointerException("components");
}
return create(
space,
VM.getArrayValuesAddress(CoreGraphics.toMachineSizedFloatArray(components)),
locations != null
? VM.getArrayValuesAddress(CoreGraphics.toMachineSizedFloatArray(locations))
: 0,
locations != null ? locations.length : 0);
}
@MarshalsValue
public static Bits<?> toObject(Class<?> cls, long value, long flags) {
Bits<?> f = (Bits<?>) VM.allocateObject(cls);
f.value = value;
f.mask = f.value == 0 ? -1 : f.value;
return f;
}
public static ObjCClass getByType(Class<? extends ObjCObject> type) {
if (type == null) {
throw new NullPointerException("type");
}
synchronized (typeToClass) {
ObjCClass c = typeToClass.get(type);
if (c == null) {
NativeClass nativeClassAnno = type.getAnnotation(NativeClass.class);
String name = null;
if (nativeClassAnno != null) {
name = nativeClassAnno.value();
name = "".equals(name) ? type.getSimpleName() : name;
} else {
name = getCustomClassName(type);
c = register(type, name);
}
if (c == null) {
long classPtr = ObjCRuntime.objc_getClass(VM.getStringUTFChars(name));
if (classPtr == 0L) {
throw new ObjCClassNotFoundException(name);
}
c = new ObjCClass(classPtr, type, name, false);
}
typeToClass.put(type, c);
nameToClass.put(name, c);
}
return c;
}
}
public void replaceRegion(
@ByVal MTLRegion region,
@MachineSizedUInt long level,
byte[] pixelBytes,
@MachineSizedUInt long bytesPerRow) {
replaceRegion(region, level, VM.getArrayValuesAddress(pixelBytes), bytesPerRow);
}
/*</constructors>*/
public NSOutputStream(byte[] bytes) {
super((SkipInit) null);
if (bytes == null) {
throw new NullPointerException("bytes");
}
initObject(init(VM.getArrayValuesAddress(bytes), bytes.length));
}
public long write(byte[] bytes, int offset, int length) {
NSMutableData.checkOffsetAndCount(bytes.length, offset, length);
if (length == 0) {
return 0;
}
return write(VM.getArrayValuesAddress(bytes) + offset, length);
}
public byte[] getBytes(
int length,
@MachineSizedUInt long bytesPerRow,
@ByVal MTLRegion region,
@MachineSizedUInt long level) {
byte[] bytes = new byte[length];
getBytes(VM.getArrayValuesAddress(bytes), bytesPerRow, region, level);
return bytes;
}
@SuppressWarnings("unchecked")
private static ObjCClass register(Class<? extends ObjCObject> type, String name) {
ObjCClass superclass = getByType((Class<? extends ObjCObject>) type.getSuperclass());
long handle =
ObjCRuntime.objc_allocateClassPair(superclass.getHandle(), VM.getStringUTFChars(name), 0);
if (handle == 0L) {
throw new ObjCClassNotFoundException(
"Failed to create custom Objective-C class for Java class: " + type);
}
for (Entry<String, Method> entry : getCallbacks(type).entrySet()) {
String selName = entry.getKey();
Method method = entry.getValue();
Selector selector = Selector.register(selName);
String encoding = null;
TypeEncoding typeEncoding = method.getAnnotation(TypeEncoding.class);
if (typeEncoding != null) {
encoding = typeEncoding.value();
} else {
long methodPtr =
ObjCRuntime.class_getInstanceMethod(superclass.getHandle(), selector.getHandle());
if (methodPtr != 0L) {
long encodingPtr = ObjCRuntime.method_getTypeEncoding(methodPtr);
if (encodingPtr != 0L) {
encoding = VM.newStringUTF(encodingPtr);
}
}
}
long impl = VM.getCallbackMethodImpl(method);
if (!ObjCRuntime.class_addMethod(
handle,
selector.getHandle(),
impl,
encoding != null ? VM.getStringUTFChars(encoding) : 0L)) {
throw new ObjCClassNotFoundException(
"Failed to add method "
+ selName
+ " to custom Objective-C class for Java class: "
+ type);
}
}
ObjCRuntime.objc_registerClassPair(handle);
return new ObjCClass(handle, type, name, true);
}
public static ObjCClass toObjCClass(final long handle) {
long classPtr = handle;
ObjCClass c = ObjCObject.getPeerObject(classPtr);
if (c == null) {
c = getByNameNotLoaded(VM.newStringUTF(ObjCRuntime.class_getName(classPtr)));
}
while (c == null && classPtr != 0L) {
classPtr = ObjCRuntime.class_getSuperclass(classPtr);
c = ObjCObject.getPeerObject(classPtr);
if (c == null) {
c = getByNameNotLoaded(VM.newStringUTF(ObjCRuntime.class_getName(classPtr)));
}
}
if (c == null) {
String name = VM.newStringUTF(ObjCRuntime.class_getName(handle));
throw new ObjCClassNotFoundException(
"Could not find Java class corresponding to Objective-C class: " + name);
}
return c;
}
private static CGGradient create(CGColorSpace space, CGColor[] colors, Object locations) {
if (colors == null) {
throw new NullPointerException("colors");
}
try (CFArray colorsArray = CFArray.create(colors)) {
return create(
space,
colorsArray,
locations != null
? VM.getArrayValuesAddress(CoreGraphics.toMachineSizedFloatArray(locations))
: 0);
}
}
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);
}
}
static {
ObjCRuntime.bind();
@SuppressWarnings("unchecked")
Class<? extends ObjCObject>[] classes =
(Class<? extends ObjCObject>[])
VM.listClasses(ObjCObject.class, ClassLoader.getSystemClassLoader());
for (Class<? extends ObjCObject> cls : classes) {
NativeClass nativeClassAnno = cls.getAnnotation(NativeClass.class);
if (nativeClassAnno != null) {
String name = nativeClassAnno.value();
if (name.length() == 0) {
name = cls.getSimpleName();
}
allNativeClasses.put(name, cls);
} else {
CustomClass customClassAnno = cls.getAnnotation(CustomClass.class);
String name = cls.getName();
if (customClassAnno != null) {
String value = customClassAnno.value();
if (value.length() > 0) {
name = value;
}
} else if (name.indexOf('.') == -1) {
name = "." + name;
}
allCustomClasses.put(name, cls);
}
if (isObjCProxy(cls)) {
// Map protocol interface names to ObjC protocol proxy classes
String name = cls.getName();
String protocolName = name.substring(0, name.length() - 10);
allObjCProxyClasses.put(protocolName, cls);
}
}
}
/** Returns the VM's version. */
public String vmVersion() {
// RoboVM note: This is native Android.
return VM.vmVersion();
}
/** Returns the VM's class path. */
public String classPath() {
// RoboVM note: This is native Android.
return VM.classPath();
}
/**
* Returns the address of array[0]. This differs from using JNI in that JNI might lie and give you
* the address of a copy of the array when in forcecopy mode.
*/
public long addressOf(Object array) {
// RoboVM note: This is native in Android.
return VM.getArrayValuesAddress(array);
}
/*</members>*/
public ByteBuffer getContents() {
return VM.newDirectByteBuffer(getContents0(), (int) getLength());
}
