Setup build system.

.gitignore

@@ -2,3 +2,4 @@
 .gradle
 build
 local.properties
+MAVEN

Makefile

@@ -0,0 +1,31 @@
+# This is a very simple Makefile that calls 'gradlew' to do the heavy lifting.
+#
+# The tool 'adb' must be on the path, so that we can find the Android SDK.
+
+ANDROID_HOME := $(shell which adb | sed 's,/platform-tools/adb,,')
+
+debug: assembleDebug
+release: assembleRelease
+install: installDebug
+
+assembleDebug:
+	ANDROID_HOME=$(ANDROID_HOME) ./gradlew assembleDebug
+assembleRelease:
+	ANDROID_HOME=$(ANDROID_HOME) ./gradlew assembleRelease
+installDebug:
+	ANDROID_HOME=$(ANDROID_HOME) ./gradlew installDebug
+lint:
+	ANDROID_HOME=$(ANDROID_HOME) ./gradlew lint
+archive:
+	ANDROID_HOME=$(ANDROID_HOME) ./gradlew uploadArchives
+sync: archive
+	rsync -av MAVEN/com/ ghostscript.com:/var/www/maven.ghostscript.com/com/
+
+run: installDebug ;
+	adb shell am start -n com.artifex.mupdf.demo/.LibraryActivity
+
+clean:
+	rm -rf .gradle build
+	rm -rf jni/.externalNativeBuild jni/.gradle jni/build
+	rm -rf lib/.gradle lib/build
+	rm -rf app/.gradle app/build

app/build.gradle

@@ -0,0 +1,21 @@
+apply plugin: 'com.android.application'
+
+group = 'com.artifex.mupdf'
+version = '1.11.0'
+
+dependencies {
+	compile 'com.android.support:appcompat-v7:25.+'
+	if (file('../lib/build.gradle').isFile())
+		compile project(':lib')
+	else
+		compile 'com.artifex.mupdf:viewer:+'
+}
+
+android {
+	compileSdkVersion 25
+	buildToolsVersion '25.0.3'
+	defaultConfig {
+		minSdkVersion 16
+		targetSdkVersion 25
+	}
+}

build.gradle

@@ -0,0 +1,15 @@
+buildscript {
+	repositories {
+		jcenter()
+	}
+	dependencies {
+		classpath 'com.android.tools.build:gradle:2.3.3'
+	}
+}
+
+allprojects {
+	repositories {
+		jcenter()
+		maven { url 'http://maven.ghostscript.com/' }
+	}
+}

lib/build.gradle

@@ -0,0 +1,40 @@
+apply plugin: 'com.android.library'
+apply plugin: 'maven'
+
+group = 'com.artifex.mupdf'
+version = '1.11.0'
+
+dependencies {
+	if (file('../jni/build.gradle').isFile())
+		compile project(':jni')
+	else
+		compile 'com.artifex.mupdf:fitz:1.11.0'
+}
+
+android {
+	compileSdkVersion 25
+	buildToolsVersion '25.0.3'
+	defaultConfig {
+		minSdkVersion 16
+		targetSdkVersion 25
+	}
+}
+
+uploadArchives {
+	repositories {
+		mavenDeployer {
+			repository(url: 'file://MAVEN')
+			pom {
+				artifactId = 'viewer'
+				project {
+					licenses {
+						license {
+							name 'GNU Affero General Public License'
+							url 'https://www.gnu.org/licenses/agpl-3.0.html'
+						}
+					}
+				}
+			}
+		}
+	}
+}

settings.gradle

@@ -0,0 +1,3 @@
+include ':jni'
+include ':lib'
+include ':app'