zsw
7 months ago
44 changed files with 2062 additions and 2348 deletions
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package com.zsw.huixiang |
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import android.app.Application |
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import com.baidu.mapapi.base.BmfMapApplication |
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class HxApplication : BmfMapApplication() { |
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override fun onCreate() { |
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super.onCreate() |
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} |
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} |
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@ -1,6 +1,8 @@
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#org.gradle.jvmargs=-Xmx1536M |
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org.gradle.jvmargs=-Xmx4096m |
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#org.gradle.jvmargs=-Xmx4096m |
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android.useAndroidX=true |
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android.enableJetifier=true |
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MobSDK.mobEnv=x |
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MobSDK.spEdition=FP |
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MobSDK.spEdition=FP |
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android.injected.testOnly=false |
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org.gradle.jvmargs=-Xmx4096m --add-exports=java.base/sun.nio.ch=ALL-UNNAMED --add-opens=java.base/java.lang=ALL-UNNAMED --add-opens=java.base/java.lang.reflect=ALL-UNNAMED --add-opens=java.base/java.io=ALL-UNNAMED --add-exports=jdk.unsupported/sun.misc=ALL-UNNAMED |
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#Fri Jun 23 08:50:38 CEST 2017 |
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distributionBase=GRADLE_USER_HOME |
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distributionPath=wrapper/dists |
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distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-all.zip |
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zipStoreBase=GRADLE_USER_HOME |
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zipStorePath=wrapper/dists |
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#distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip |
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distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip |
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#distributionUrl=https\://services.gradle.org/distributions/gradle-5.6.2-all.zip |
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systemProp.http.proxyHost=proxy.com |
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systemProp.http.proxyPort=8080 |
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// |
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// class Latlng { |
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// |
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// |
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// /// Latitude in degrees |
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// final double latitude; |
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// |
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// /// Longitude, in degrees |
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// final double longitude; |
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// |
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// |
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// Latlng(this.latitude, this.longitude); |
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// |
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// } |
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import 'dart:math'; |
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class GpsUtil { |
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static const num pi = 3.1415926535897932384626; |
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static const num x_pi = 3.14159265358979324 * 3000.0 / 180.0; |
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static const num a = 6378245.0; |
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static const num ee = 0.00669342162296594323; |
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static num transformLat(num x, num y) { |
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num ret = -100.0 + |
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2.0 * x + |
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3.0 * y + |
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0.2 * y * y + |
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0.1 * x * y + |
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0.2 * sqrt(x.abs()); |
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ret += (20.0 * sin(6.0 * x * pi) + 20.0 * sin(2.0 * x * pi)) * 2.0 / 3.0; |
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ret += (20.0 * sin(y * pi) + 40.0 * sin(y / 3.0 * pi)) * 2.0 / 3.0; |
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ret += (160.0 * sin(y / 12.0 * pi) + 320 * sin(y * pi / 30.0)) * 2.0 / 3.0; |
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return ret; |
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} |
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static num transformLon(num x, num y) { |
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num ret = |
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300.0 + x + 2.0 * y + 0.1 * x * x + 0.1 * x * y + 0.1 * sqrt(x.abs()); |
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ret += (20.0 * sin(6.0 * x * pi) + 20.0 * sin(2.0 * x * pi)) * 2.0 / 3.0; |
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ret += (20.0 * sin(x * pi) + 40.0 * sin(x / 3.0 * pi)) * 2.0 / 3.0; |
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ret += |
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(150.0 * sin(x / 12.0 * pi) + 300.0 * sin(x / 30.0 * pi)) * 2.0 / 3.0; |
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return ret; |
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} |
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static List<num> transform(num lat, num lon) { |
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if (outOfChina(lat, lon)) { |
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return [lat, lon]; |
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} |
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num dLat = transformLat(lon - 105.0, lat - 35.0); |
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num dLon = transformLon(lon - 105.0, lat - 35.0); |
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num radLat = lat / 180.0 * pi; |
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num magic = sin(radLat); |
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magic = 1 - ee * magic * magic; |
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num sqrtMagic = sqrt(magic); |
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dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * pi); |
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dLon = (dLon * 180.0) / (a / sqrtMagic * cos(radLat) * pi); |
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num mgLat = lat + dLat; |
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num mgLon = lon + dLon; |
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return [mgLat, mgLon]; |
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} |
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static bool outOfChina(num lat, num lon) { |
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if (lon < 72.004 || lon > 137.8347) return true; |
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if (lat < 0.8293 || lat > 55.8271) return true; |
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return false; |
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} |
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/// 84 to 火星坐标系 (GCJ-02) World Geodetic System ==> Mars Geodetic System |
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/// |
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/// @param lat |
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/// @param lon |
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/// @return |
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static List<num> gps84_To_Gcj02(num lat, num lon) { |
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if (outOfChina(lat, lon)) { |
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return [lat, lon]; |
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} |
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num dLat = transformLat(lon - 105.0, lat - 35.0); |
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num dLon = transformLon(lon - 105.0, lat - 35.0); |
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num radLat = lat / 180.0 * pi; |
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num magic = sin(radLat); |
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magic = 1 - ee * magic * magic; |
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num sqrtMagic = sqrt(magic); |
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dLat = (dLat * 180.0) / ((a * (1 - ee)) / (magic * sqrtMagic) * pi); |
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dLon = (dLon * 180.0) / (a / sqrtMagic * cos(radLat) * pi); |
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num mgLat = lat + dLat; |
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num mgLon = lon + dLon; |
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return [mgLat, mgLon]; |
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} |
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/// * 火星坐标系 (GCJ-02) to 84 * * @param lon * @param lat * @return |
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static List<num> gcj02_To_Gps84(num lat, num lon) { |
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List<num> gps = transform(lat, lon); |
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num lontitude = lon * 2 - gps[1]; |
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num latitude = lat * 2 - gps[0]; |
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return [latitude, lontitude]; |
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} |
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/// 火星坐标系 (GCJ-02) 与百度坐标系 (BD-09) 的转换算法 将 GCJ-02 坐标转换成 BD-09 坐标 |
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/// |
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/// @param lat |
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/// @param lon |
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static List<num> gcj02_To_Bd09(num lat, num lon) { |
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num x = lon, y = lat; |
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num z = sqrt(x * x + y * y) + 0.00002 * sin(y * x_pi); |
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num theta = atan2(y, x) + 0.000003 * cos(x * x_pi); |
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num tempLon = z * cos(theta) + 0.0065; |
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num tempLat = z * sin(theta) + 0.006; |
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List<num> gps = [tempLat, tempLon]; |
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return gps; |
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} |
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/// * 火星坐标系 (GCJ-02) 与百度坐标系 (BD-09) 的转换算法 * * 将 BD-09 坐标转换成GCJ-02 坐标 |
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/// @param lat |
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/// @param lon |
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/// @return |
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static List<num> bd09_To_Gcj02(num lat, num lon) { |
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num x = lon - 0.0065, y = lat - 0.006; |
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num z = sqrt(x * x + y * y) - 0.00002 * sin(y * x_pi); |
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num theta = atan2(y, x) - 0.000003 * cos(x * x_pi); |
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num tempLon = z * cos(theta); |
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num tempLat = z * sin(theta); |
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List<num> gps = [tempLat, tempLon]; |
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return gps; |
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} |
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/// 将gps84转为bd09 |
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/// |
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/// @param lat |
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/// @param lon |
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/// @return |
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static List<num> gps84_To_bd09(num lat, num lon) { |
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List<num> gcj02 = gps84_To_Gcj02(lat, lon); |
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List<num> bd09 = gcj02_To_Bd09(gcj02[0], gcj02[1]); |
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return bd09; |
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} |
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static List<num> bd09_To_gps84(num lat, num lon) { |
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List<num> gcj02 = bd09_To_Gcj02(lat, lon); |
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List<num> gps84 = gcj02_To_Gps84(gcj02[0], gcj02[1]); |
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//保留小数点后六位 |
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gps84[0] = retain6(gps84[0]); |
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gps84[1] = retain6(gps84[1]); |
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return gps84; |
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} |
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/// 保留小数点后六位 |
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/// |
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/// @param num |
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/// @return |
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static num retain6(num n) { |
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return num.parse(n.toStringAsFixed(6)); |
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} |
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} |
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