質問編集履歴
2
８つのデータを変更しました。
title
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File without changes
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body
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@@ -49,7 +49,6 @@
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49
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Button register_myHome = findViewById(R.id.register_my_home);
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register_myHome.setOnClickListener(v -> {
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-
//以下の8つ
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home_latitude = findViewById(R.id.home_latitude);
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write_latitude = findViewById(R.id.now_latitude);
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String text1 = write_latitude.getText().toString();
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@@ -59,7 +58,6 @@
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write_longitude = findViewById(R.id.now_longitude);
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String text2 = write_longitude.getText().toString();
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home_longitude.setText(text2);
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-
//以上
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});
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home_latitude = findViewById(R.id.home_latitude);
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@@ -71,6 +69,7 @@
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Button btn_distance_to_home = findViewById(R.id.btn_distance_to_home);
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btn_distance_to_home.setOnClickListener(v -> {
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+
//以下の８つ
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String now_latitude2 = now_latitude.getText().toString();
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String now_longitude2 = now_longitude.getText().toString();
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double now_latitude3 = Double.parseDouble(now_latitude2);
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@@ -80,6 +79,7 @@
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String home_longitude2 = home_longitude.getText().toString();
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double home_latitude3 = Double.parseDouble(home_latitude2);
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double home_longitude3 = Double.parseDouble(home_longitude2);
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+
//以上
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float[] distance =
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getDistance(now_latitude3, now_longitude3, home_latitude3, home_longitude3);
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1
コードをアクティビティ全体にしました。
title
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File without changes
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body
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@@ -11,12 +11,66 @@
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11
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### 該当のソースコード
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```ここに言語名を入力
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14
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+
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15
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+
public class DistanceActivity extends AppCompatActivity {
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+
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private FusedLocationProviderClient fusedLocationClient;
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TextView home_latitude;
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TextView write_latitude;
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TextView home_longitude;
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TextView write_longitude;
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TextView set_distance;
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EditText assumed_distance;
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TextView now_latitude;
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TextView now_longitude;
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TextView num_distance_to_home;
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String num_distance_to_home2;
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double num_distance_to_home3;
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String set_distance2;
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double set_distance3;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_distance);
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+
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// LocationClientクラスのインスタンスを生成
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fusedLocationClient = LocationServices.getFusedLocationProviderClient(this);
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// 位置情報取得開始
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startUpdateLocation();
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//こちらに以下の8つを置きたい。
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+
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49
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Button register_myHome = findViewById(R.id.register_my_home);
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50
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register_myHome.setOnClickListener(v -> {
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+
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//以下の8つ
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home_latitude = findViewById(R.id.home_latitude);
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54
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write_latitude = findViewById(R.id.now_latitude);
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String text1 = write_latitude.getText().toString();
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home_latitude.setText(text1);
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+
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home_longitude = findViewById(R.id.home_longitude);
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write_longitude = findViewById(R.id.now_longitude);
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String text2 = write_longitude.getText().toString();
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home_longitude.setText(text2);
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//以上
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63
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+
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});
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65
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home_latitude = findViewById(R.id.home_latitude);
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66
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home_longitude = findViewById(R.id.home_longitude);
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+
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+
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14
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//ボタンを押すと、距離を算出してくれる仕組み
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15
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//distance[0]は2地点間の距離
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16
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Button btn_distance_to_home = findViewById(R.id.btn_distance_to_home);
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btn_distance_to_home.setOnClickListener(v -> {
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-
//ここから下の８つをリスナの外に出したい。
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20
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String now_latitude2 = now_latitude.getText().toString();
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21
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String now_longitude2 = now_longitude.getText().toString();
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22
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double now_latitude3 = Double.parseDouble(now_latitude2);
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@@ -26,7 +80,6 @@
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26
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String home_longitude2 = home_longitude.getText().toString();
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27
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double home_latitude3 = Double.parseDouble(home_latitude2);
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28
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double home_longitude3 = Double.parseDouble(home_longitude2);
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29
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-
//以上８つ
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30
83
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31
84
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float[] distance =
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getDistance(now_latitude3, now_longitude3, home_latitude3, home_longitude3);
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@@ -36,4 +89,23 @@
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36
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num_distance_to_home.setText(dis);
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});
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38
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num_distance_to_home = findViewById(R.id.num_distance_to_home);
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92
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+
}
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93
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+
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94
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+
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95
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+
/*
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96
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* 2点間の距離（メートル）、方位角（始点、終点）を取得
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97
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* ※配列で返す[距離、始点から見た方位角、終点から見た方位角]
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98
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+
*/
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99
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+
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100
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+
public float[] getDistance(double x, double y, double x2, double y2) {
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101
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+
// 結果を格納するための配列を生成
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102
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+
float[] results = new float[3];
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103
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+
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104
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+
// 距離計算
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105
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Location.distanceBetween(x, y, x2, y2, results);
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106
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+
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107
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return results;
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108
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+
}
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109
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+
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110
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+
}
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39
111
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```
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