[camera][draft] Add camera plugin (#29)

Added the first draft version, but there are still a lot of unimplemented features.
2021-08-16 16:43:28 +09:00
parent 4c37b98e79
commit 999fdad59c
45 changed files with 3874 additions and 0 deletions
@@ -0,0 +1,57 @@
+// Copyright 2021 Sony Group Corporation. All rights reserved.
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef PACKAGES_CAMERA_CAMERA_ELINUX_MESSAGES_ORIENTATION_MESSAGE_H_
+#define PACKAGES_CAMERA_CAMERA_ELINUX_MESSAGES_ORIENTATION_MESSAGE_H_
+
+#include <flutter/binary_messenger.h>
+#include <flutter/encodable_value.h>
+
+#include <string>
+#include <variant>
+
+#include "types/orientation.h"
+
+class OrientationMessage {
+ public:
+  OrientationMessage() = default;
+  ~OrientationMessage() = default;
+
+  // Prevent copying.
+  OrientationMessage(OrientationMessage const&) = default;
+  OrientationMessage& operator=(OrientationMessage const&) = default;
+
+  void SetOrientation(DeviceOrientation orientation) {
+    orientation_ = orientation;
+  }
+  DeviceOrientation GetOrientation() const { return orientation_; }
+
+  flutter::EncodableValue ToMap() {
+    flutter::EncodableMap map = {
+        {flutter::EncodableValue("orientation"),
+         flutter::EncodableValue(SerializeDeviceOrientation(orientation_))}};
+    return flutter::EncodableValue(map);
+  }
+
+  static OrientationMessage FromMap(const flutter::EncodableValue& value) {
+    OrientationMessage message;
+    if (std::holds_alternative<flutter::EncodableMap>(value)) {
+      auto map = std::get<flutter::EncodableMap>(value);
+
+      flutter::EncodableValue& orientation =
+          map[flutter::EncodableValue("orientation")];
+      if (std::holds_alternative<std::string>(orientation)) {
+        message.SetOrientation(
+            DeserializeDeviceOrientation(std::get<std::string>(orientation)));
+      }
+    }
+    return message;
+  }
+
+ private:
+  DeviceOrientation orientation_;
+};
+
+#endif  // PACKAGES_CAMERA_CAMERA_ELINUX_MESSAGES_ORIENTATION_MESSAGE_H_