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104 lines
3.9 KiB
C++
104 lines
3.9 KiB
C++
//
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// ArrayBufferViewClass.cpp
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//
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//
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// Created by Clement on 7/8/14.
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// Copyright 2014 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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#include "ArrayBufferViewClass.h"
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Q_DECLARE_METATYPE(QByteArray*)
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ArrayBufferViewClass::ArrayBufferViewClass(ScriptEngine* scriptEngine) :
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QObject(scriptEngine->getScriptEngine()),
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QScriptClass(scriptEngine->getScriptEngine()),
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_scriptEngine(scriptEngine) {
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// Save string handles for quick lookup
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_bufferName = engine()->toStringHandle(BUFFER_PROPERTY_NAME.toLatin1());
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_byteOffsetName = engine()->toStringHandle(BYTE_OFFSET_PROPERTY_NAME.toLatin1());
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_byteLengthName = engine()->toStringHandle(BYTE_LENGTH_PROPERTY_NAME.toLatin1());
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}
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QScriptClass::QueryFlags ArrayBufferViewClass::queryProperty(const QScriptValue& object,
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const QScriptString& name,
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QueryFlags flags, uint* id) {
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if (name == _bufferName || name == _byteOffsetName || name == _byteLengthName) {
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return flags &= HandlesReadAccess; // Only keep read access flags
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}
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return 0; // No access
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}
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QScriptValue ArrayBufferViewClass::property(const QScriptValue &object,
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const QScriptString &name, uint id) {
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if (name == _bufferName) {
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return object.data().property(_bufferName);
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}
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if (name == _byteOffsetName) {
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return object.data().property(_byteOffsetName);
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}
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if (name == _byteLengthName) {
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return object.data().property(_byteLengthName);
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}
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return QScriptValue();
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}
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QScriptValue::PropertyFlags ArrayBufferViewClass::propertyFlags(const QScriptValue& object,
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const QScriptString& name, uint id) {
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return QScriptValue::Undeletable;
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}
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//QScriptClass::QueryFlags DataViewClass::queryProperty(const QScriptValue& object,
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// const QScriptString& name,
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// QueryFlags flags, uint* id) {
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// QByteArray* arrayBuffer = qscriptvalue_cast<QByteArray*>(object.property(_bufferName).data());
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// bool ok = false;
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// int pos = name.toArrayIndex(&ok);
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//
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// // Check that name is a valid index and arrayBuffer exists
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// if (ok && arrayBuffer && pos > 0 && pos < arrayBuffer->size()) {
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// *id = pos; // save pos to avoid recomputation
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// return HandlesReadAccess | HandlesWriteAccess; // Read/Write access
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// }
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//
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// return ArrayBufferViewClass::queryProperty(object, name, flags, id);
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//}
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//
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//QScriptValue DataViewClass::property(const QScriptValue &object,
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// const QScriptString &name, uint id) {
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// QByteArray* arrayBuffer = qscriptvalue_cast<QByteArray*>(object.property(_bufferName).data());
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// bool ok = false;
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// name.toArrayIndex(&ok);
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//
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// if (ok && arrayBuffer) {
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// return (*arrayBuffer)[id];
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// }
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//
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// return ArrayBufferViewClass::queryProperty(object, name, flags, id);
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//}
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//
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//void DataViewClass::setProperty(QScriptValue &object,
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// const QScriptString &name,
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// uint id, const QScriptValue &value) {
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// QByteArray *ba = qscriptvalue_cast<QByteArray*>(object.data());
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// if (!ba)
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// return;
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// if (name == length) {
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// resize(*ba, value.toInt32());
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// } else {
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// qint32 pos = id;
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// if (pos < 0)
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// return;
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// if (ba->size() <= pos)
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// resize(*ba, pos + 1);
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// (*ba)[pos] = char(value.toInt32());
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// }
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//}
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//
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//QScriptValue::PropertyFlags DataViewClass::propertyFlags(const QScriptValue& object,
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// const QScriptString& name, uint id) {
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// return QScriptValue::Undeletable;
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//}
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