的

williamchart/pointstooltip/.gitignore

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+/build

williamchart/pointstooltip/build.gradle

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+apply plugin: 'com.android.library'
+apply plugin: 'kotlin-android'
+
+android {
+    compileSdkVersion rootProject.targetSdkVersion
+    buildToolsVersion "29.0.3"
+
+    defaultConfig {
+        minSdkVersion rootProject.minSdkVersion
+        targetSdkVersion rootProject.targetSdkVersion
+        versionCode 1
+        versionName rootProject.williamchartVersion
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+        }
+    }
+}
+
+dependencies {
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$rootProject.kotlinVersion"
+    implementation project(path: ':williamchart')
+}
+
+apply from: 'publish.gradle'

williamchart/pointstooltip/publish.gradle

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+apply plugin: 'maven-publish'
+apply plugin: 'com.jfrog.bintray'
+
+version rootProject.williamchartVersion
+group 'com.diogobernardino.williamchart'
+
+task sourcesJar(type: Jar) {
+    classifier = 'sources'
+    from android.sourceSets.main.java.srcDirs
+}
+
+publishing {
+    publications {
+        Production(MavenPublication) {
+            artifact("$buildDir/outputs/aar/pointstooltip-release.aar")
+            artifact sourcesJar
+            groupId this.group
+            artifactId 'tooltip-points'
+            version this.version
+
+            pom.withXml {
+                def dependenciesNode = asNode().appendNode('dependencies')
+                configurations.implementation.allDependencies.each {
+                    if (it.name != 'unspecified') {
+                        def dependencyNode = dependenciesNode.appendNode('dependency')
+                        dependencyNode.appendNode('groupId', it.group)
+                        dependencyNode.appendNode('artifactId', it.name)
+                        dependencyNode.appendNode('version', it.version)
+                    }
+                }
+            }
+        }
+    }
+}
+
+bintray {
+    Properties properties = new Properties()
+    File localPropertiesFiles = project.rootProject.file('local.properties')
+    if (localPropertiesFiles.exists())
+        properties.load(localPropertiesFiles.newDataInputStream())
+
+    user = properties.containsKey('bintrayUser') ? properties.getProperty('bintrayUser') : System.getenv('BINTRAY_USER')
+    key = properties.containsKey('bintrayApiKey') ? properties.getProperty('bintrayApiKey') : System.getenv('BINTRAY_API_KEY')
+    publications = ['Production']
+    configurations = ['archives']
+    // Default: false. Whether to run this as dry-run, without deploying
+    dryRun = false
+    // Default: false. Whether to override version artifacts already published
+    override = false
+    // Default: false. Whether version should be auto published after an upload
+    publish = true
+    pkg {
+        repo = 'maven' // the name of the repository you created on Bintray
+        name = 'com.diogobernardino.williamchart:tooltip-points'
+        // the name of the package you created inside it
+        version {
+            name = this.version
+            released = new Date()
+            vcsTag = this.version
+        }
+    }
+}

williamchart/pointstooltip/src/main/AndroidManifest.xml

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+<manifest package="com.db.williamchart.pointtooltip" />

williamchart/pointstooltip/src/main/java/com/db/williamchart/pointtooltip/PointTooltip.kt

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+package com.db.williamchart.pointtooltip
+
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.ImageView
+import com.db.williamchart.Tooltip
+
+class PointTooltip : Tooltip {
+
+    private lateinit var tooltipView: View
+
+    @Suppress("MemberVisibilityCanBePrivate")
+    var drawableRes = R.drawable.circle_point
+
+    override fun onCreateTooltip(parentView: ViewGroup) {
+        tooltipView =
+            LayoutInflater.from(parentView.context)
+                .inflate(R.layout.point_tooltip_layout, parentView, false)
+        tooltipView.visibility = View.INVISIBLE
+
+        val imageView: ImageView = tooltipView.findViewById(R.id.tooltipImage)
+        imageView.setImageResource(drawableRes)
+
+        parentView.addView(tooltipView)
+    }
+
+    override fun onDataPointTouch(x: Float, y: Float) {}
+
+    override fun onDataPointClick(x: Float, y: Float) {
+        tooltipView.visibility = View.VISIBLE
+        tooltipView.x = x - tooltipView.width / 2
+        tooltipView.y = y - tooltipView.height / 2
+    }
+}

williamchart/pointstooltip/src/main/res/drawable/circle_point.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="oval">
+    <solid android:color="#000" />
+    <size
+        android:width="10dp"
+        android:height="10dp" />
+</shape>

williamchart/pointstooltip/src/main/res/layout/point_tooltip_layout.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<ImageView xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/tooltipImage"
+    android:layout_width="wrap_content"
+    android:layout_height="wrap_content"
+    tools:ignore="ContentDescription" />