FloatArrayBuffer.h

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
 
#ifndef _DECAF_INTERNAL_NIO_FLOATARRAYBUFFER_H_
#define _DECAF_INTERNAL_NIO_FLOATARRAYBUFFER_H_
 
#include <decaf/nio/FloatBuffer.h>
#include <decaf/lang/exceptions/NullPointerException.h>
#include <decaf/lang/exceptions/IndexOutOfBoundsException.h>
#include <decaf/nio/BufferUnderflowException.h>
#include <decaf/nio/BufferOverflowException.h>
#include <decaf/nio/ReadOnlyBufferException.h>
#include <decaf/internal/util/ByteArrayAdapter.h>
 
#include <decaf/lang/Pointer.h>
 
namespace decaf {
namespace internal {
namespace nio {
 
    using decaf::internal::util::ByteArrayAdapter;
 
    class DECAF_API FloatArrayBuffer : public decaf::nio::FloatBuffer{
    private:
 
        // The reference array object that backs this buffer.
        decaf::lang::Pointer<ByteArrayAdapter> _array;
 
        // Offset into the array that we are to start from
        int offset;
 
        // Number of bytes to read past the offset, or Limit.
        int length;
 
        // Read / Write flag
        bool readOnly;
 
    public:
 
        FloatArrayBuffer(int size, bool readOnly = false);
 
        FloatArrayBuffer(float* array, int size, int offset, int length, bool readOnly = false);
 
        FloatArrayBuffer(const decaf::lang::Pointer<ByteArrayAdapter>& array, int offset, int capacity,
                         bool readOnly = false);
 
        FloatArrayBuffer(const FloatArrayBuffer& other);
 
        virtual ~FloatArrayBuffer();
 
    public:
 
        virtual float* array();
 
        virtual int arrayOffset();
 
        virtual FloatBuffer* asReadOnlyBuffer() const;
 
        virtual FloatBuffer& compact();
 
        virtual FloatBuffer* duplicate();
 
        virtual float get();
 
        virtual float get(int index) const;
 
        virtual bool hasArray() const {
            return true;
        }
 
        virtual bool isReadOnly() const {
            return this->readOnly;
        }
 
        virtual FloatBuffer& put(float value);
 
        virtual FloatBuffer& put(int index, float value);
 
        virtual FloatBuffer* slice() const;
 
    protected:
 
        virtual void setReadOnly(bool value) {
            this->readOnly = value;
        }
 
    };
 
}}}
 
#endif /*_DECAF_INTERNAL_NIO_FLOATARRAYBUFFER_H_*/