org.teavm.classlib.java.nio.IntBufferOverByteBufferEmu Maven / Gradle / Ivy

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Tool to generate libgdx to javascript using teaVM

There is a newer version: 1.0.4

package org.teavm.classlib.java.nio;

import com.github.xpenatan.gdx.backends.teavm.dom.typedarray.ArrayBufferViewWrapper;
import com.github.xpenatan.gdx.backends.teavm.dom.typedarray.Int32ArrayWrapper;
import com.github.xpenatan.gdx.backends.teavm.dom.typedarray.Int8ArrayWrapper;
import com.github.xpenatan.gdx.backends.teavm.dom.typedarray.TypedArrays;
import com.github.xpenatan.gdx.backends.teavm.gen.Emulate;

@Emulate(valueStr = "java.nio.IntBufferOverByteBuffer", updateCode = true)
public abstract class IntBufferOverByteBufferEmu extends TIntBufferOverByteBuffer implements HasArrayBufferView {

    @Emulate
    Int32ArrayWrapper backupArray;
    @Emulate
    Int32ArrayWrapper intArray;
    @Emulate
    int positionCache;
    @Emulate
    int remainingCache;


    public IntBufferOverByteBufferEmu(int start, int capacity, TByteBufferImpl byteBuffer, int position, int limit, boolean readOnly) {
        super(start, capacity, byteBuffer, position, limit, readOnly);
    }

    @Override
    @Emulate
    public ArrayBufferViewWrapper getArrayBufferView() {
        // Int8Array
        Int8ArrayWrapper int8Array = (Int8ArrayWrapper)getOriginalArrayBufferView();
        if(intArray == null) {
            intArray = TypedArrays.createInt32Array(int8Array.getBuffer());
        }
        int position1 = position();
        int remaining1 = remaining();
        if(backupArray == null || positionCache != position1 || remaining1 != remainingCache) {
            positionCache = position1;
            remainingCache = remaining1;
            backupArray = intArray.subarray(position1, remaining1);
        }
        return backupArray;
    }

    @Override
    @Emulate
    public ArrayBufferViewWrapper getOriginalArrayBufferView() {
        HasArrayBufferView buff = (HasArrayBufferView)byteByffer;
        return buff.getOriginalArrayBufferView();
    }

    @Override
    @Emulate
    public int getElementSize() {
        return 4;
    }
}