for Jitpack

build.gradle

@@ -6,7 +6,7 @@ buildscript {
     }
     dependencies {
         classpath 'com.android.tools.build:gradle:2.2.0'
-
+        classpath 'com.github.dcendents:android-maven-gradle-plugin:1.4.1'
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
     }

xlowpoly/build.gradle

@@ -1,4 +1,7 @@
 apply plugin: 'com.android.library'
+apply plugin: 'com.github.dcendents.android-maven'
+
+group='io.github.xyzxqs'
 
 android {
     compileSdkVersion 24
@@ -8,7 +11,7 @@ android {
         minSdkVersion 16
         targetSdkVersion 24
         versionCode 1
-        versionName "1.0"
+        versionName "1.0.0"
 
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
 
@@ -41,3 +44,34 @@ dependencies {
     compile 'com.android.support:appcompat-v7:24.2.1'
     testCompile 'junit:junit:4.12'
 }
+
+///////////////////
+
+// 指定编码
+tasks.withType(JavaCompile) {
+    options.encoding = "UTF-8"
+}
+
+// 打包源码
+task sourcesJar(type: Jar) {
+    from android.sourceSets.main.java.srcDirs
+    classifier = 'sources'
+}
+
+task javadoc(type: Javadoc) {
+    failOnError  false
+    source = android.sourceSets.main.java.sourceFiles
+    classpath += project.files(android.getBootClasspath().join(File.pathSeparator))
+    classpath += configurations.compile
+}
+
+// 制作文档(Javadoc)
+task javadocJar(type: Jar, dependsOn: javadoc) {
+    classifier = 'javadoc'
+    from javadoc.destinationDir
+}
+
+artifacts {
+    archives sourcesJar
+    archives javadocJar
+}

xlowpoly/src/main/java/io/github/xyzxqs/xlowpoly/LowPoly.java

@@ -32,10 +32,24 @@ private LowPoly() {
         throw new IllegalStateException("no instance!");
     }
 
+    /**
+     * generate lowpoly picture
+     * @param input src Bitmap
+     * @param alphaOrPointCount (0.0~1) or [1,max)
+     * @param fill fill ? Paint.Style.FILL : Paint.Style.STROKE
+     * @return out Bitmap
+     */
     public static Bitmap lowPoly(Bitmap input, float alphaOrPointCount, boolean fill) {
         return generate(input, 50, alphaOrPointCount, true, fill);
     }
 
+    /**
+     * generate sandpainting
+     * @param input src Bitmap
+     * @param threshold recommend（30,90）
+     * @param alphaOrPointCount (0.0,1) or [1,max)
+     * @return out Bitmap
+     */
     public static Bitmap sandPainting(Bitmap input, int threshold, float alphaOrPointCount) {
         return generate(input, threshold, alphaOrPointCount, false, false);
     }