third_party/WebKit/Source/modules/webmidi/MIDIAccessor.cpp

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#include "modules/webmidi/MIDIAccessor.h"

#include "modules/webmidi/MIDIAccessorClient.h"
#include "public/platform/Platform.h"
#include "wtf/PtrUtil.h"
#include "wtf/text/WTFString.h"
#include <memory>

using blink::WebString;
using midi::mojom::PortState;
using midi::mojom::Result;

namespace blink {

// Factory method
std::unique_ptr<MIDIAccessor> MIDIAccessor::create(MIDIAccessorClient* client) {
  return wrapUnique(new MIDIAccessor(client));
}

MIDIAccessor::MIDIAccessor(MIDIAccessorClient* client) : m_client(client) {
  DCHECK(client);

  m_accessor = wrapUnique(Platform::current()->createMIDIAccessor(this));

  DCHECK(m_accessor);
}

void MIDIAccessor::startSession() {
  m_accessor->startSession();
}

void MIDIAccessor::sendMIDIData(unsigned portIndex,
                                const unsigned char* data,
                                size_t length,
                                double timeStamp) {
  m_accessor->sendMIDIData(portIndex, data, length, timeStamp);
}

void MIDIAccessor::didAddInputPort(const WebString& id,
                                   const WebString& manufacturer,
                                   const WebString& name,
                                   const WebString& version,
                                   PortState state) {
  m_client->didAddInputPort(id, manufacturer, name, version, state);
}

void MIDIAccessor::didAddOutputPort(const WebString& id,
                                    const WebString& manufacturer,
                                    const WebString& name,
                                    const WebString& version,
                                    PortState state) {
  m_client->didAddOutputPort(id, manufacturer, name, version, state);
}

void MIDIAccessor::didSetInputPortState(unsigned portIndex, PortState state) {
  m_client->didSetInputPortState(portIndex, state);
}

void MIDIAccessor::didSetOutputPortState(unsigned portIndex, PortState state) {
  m_client->didSetOutputPortState(portIndex, state);
}

void MIDIAccessor::didStartSession(Result result) {
  m_client->didStartSession(result);
}

void MIDIAccessor::didReceiveMIDIData(unsigned portIndex,
                                      const unsigned char* data,
                                      size_t length,
                                      double timeStamp) {
  m_client->didReceiveMIDIData(portIndex, data, length, timeStamp);
}

}  // namespace blink