| // Copyright 2014 The Chromium Authors |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef MEDIA_MIDI_USB_MIDI_DEVICE_ANDROID_H_ |
| #define MEDIA_MIDI_USB_MIDI_DEVICE_ANDROID_H_ |
| |
| #include <jni.h> |
| #include <stdint.h> |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include "base/android/scoped_java_ref.h" |
| #include "base/functional/callback.h" |
| #include "base/memory/raw_ptr.h" |
| #include "media/midi/usb_midi_device.h" |
| #include "media/midi/usb_midi_export.h" |
| |
| namespace midi { |
| |
| class USB_MIDI_EXPORT UsbMidiDeviceAndroid : public UsbMidiDevice { |
| public: |
| static std::unique_ptr<Factory> CreateFactory(); |
| |
| UsbMidiDeviceAndroid() = delete; |
| |
| UsbMidiDeviceAndroid(const base::android::JavaRef<jobject>& raw_device, |
| UsbMidiDeviceDelegate* delegate); |
| |
| UsbMidiDeviceAndroid(const UsbMidiDeviceAndroid&) = delete; |
| UsbMidiDeviceAndroid& operator=(const UsbMidiDeviceAndroid&) = delete; |
| |
| ~UsbMidiDeviceAndroid() override; |
| |
| // UsbMidiDevice implementation. |
| std::vector<uint8_t> GetDescriptors() override; |
| std::string GetManufacturer() override; |
| std::string GetProductName() override; |
| std::string GetDeviceVersion() override; |
| void Send(int endpoint_number, const std::vector<uint8_t>& data) override; |
| |
| // Called by the Java world. |
| void OnData(JNIEnv* env, |
| jint endpoint_number, |
| const base::android::JavaParamRef<jbyteArray>& data); |
| |
| private: |
| void GetDescriptorsInternal(); |
| void InitDeviceInfo(); |
| std::vector<uint8_t> GetStringDescriptor(int index); |
| std::string GetString(int index, const std::string& backup); |
| |
| // The actual device object. |
| base::android::ScopedJavaGlobalRef<jobject> raw_device_; |
| raw_ptr<UsbMidiDeviceDelegate> delegate_; |
| |
| std::vector<uint8_t> descriptors_; |
| std::string manufacturer_; |
| std::string product_; |
| std::string device_version_; |
| }; |
| |
| } // namespace midi |
| |
| #endif // MEDIA_MIDI_USB_MIDI_DEVICE_ANDROID_H_ |