├── app ├── .gitignore ├── src │ └── main │ │ ├── res │ │ ├── drawable │ │ │ ├── pigeon_piece1.png │ │ │ ├── pigeon_piece2.png │ │ │ ├── pigeon_piece3.png │ │ │ ├── pigeon_piece4.png │ │ │ ├── pigeon_piece5.png │ │ │ ├── pigeon_piece6.png │ │ │ ├── pigeon_piece7.png │ │ │ ├── pigeon_piece8.png │ │ │ └── pigeon_piece9.png │ │ ├── mipmap-hdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ ├── mipmap-mdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ ├── mipmap-xhdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxhdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ ├── mipmap-xxxhdpi │ │ │ ├── ic_launcher.png │ │ │ └── ic_launcher_round.png │ │ ├── values │ │ │ ├── strings.xml │ │ │ ├── colors.xml │ │ │ └── styles.xml │ │ └── layout │ │ │ └── activity_sample_puzzle.xml │ │ ├── AndroidManifest.xml │ │ └── java │ │ └── com │ │ └── davenotdavid │ │ └── samplepuzzle │ │ ├── TileImageAdapter.kt │ │ ├── GestureDetectGridView.kt │ │ └── SamplePuzzleActivity.kt ├── build.gradle └── proguard-rules.pro ├── settings.gradle ├── .idea ├── copyright │ └── profiles_settings.xml ├── caches │ └── build_file_checksums.ser ├── vcs.xml ├── runConfigurations.xml ├── modules.xml ├── compiler.xml ├── gradle.xml ├── misc.xml ├── jarRepositories.xml └── codeStyles │ └── Project.xml ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── .gitignore ├── gradle.properties ├── README.md ├── gradlew.bat └── gradlew /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | -------------------------------------------------------------------------------- /.idea/copyright/profiles_settings.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/davenotdavid/sample-puzzle/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /.idea/caches/build_file_checksums.ser: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/davenotdavid/sample-puzzle/HEAD/.idea/caches/build_file_checksums.ser -------------------------------------------------------------------------------- /app/src/main/res/drawable/pigeon_piece1.png: -------------------------------------------------------------------------------- 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-------------------------------------------------------------------------------- https://raw.githubusercontent.com/davenotdavid/sample-puzzle/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/workspace.xml 5 | /.idea/libraries 6 | .DS_Store 7 | /build 8 | /captures 9 | .externalNativeBuild 10 | -------------------------------------------------------------------------------- /.idea/vcs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Sample Puzzle 3 | 4 | Invalid move 5 | YOU WIN! 6 | 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #3F51B5 4 | #303F9F 5 | #FF4081 6 | 7 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Mon Oct 12 20:03:52 EDT 2020 2 | distributionBase=GRADLE_USER_HOME 3 | distributionPath=wrapper/dists 4 | zipStoreBase=GRADLE_USER_HOME 5 | zipStorePath=wrapper/dists 6 | distributionUrl=https\://services.gradle.org/distributions/gradle-6.1.1-all.zip 7 | -------------------------------------------------------------------------------- /app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_sample_puzzle.xml: -------------------------------------------------------------------------------- 1 | 2 | 10 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/modules.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | -------------------------------------------------------------------------------- /.idea/compiler.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 19 | 20 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | 3 | # IDE (e.g. Android Studio) users: 4 | # Gradle settings configured through the IDE *will override* 5 | # any settings specified in this file. 6 | 7 | # For more details on how to configure your build environment visit 8 | # http://www.gradle.org/docs/current/userguide/build_environment.html 9 | 10 | # Specifies the JVM arguments used for the daemon process. 11 | # The setting is particularly useful for tweaking memory settings. 12 | android.enableJetifier=true 13 | android.useAndroidX=true 14 | org.gradle.jvmargs=-Xmx1536m 15 | 16 | # When configured, Gradle will run in incubating parallel mode. 17 | # This option should only be used with decoupled projects. More details, visit 18 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 19 | # org.gradle.parallel=true 20 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | apply plugin: 'kotlin-android' 3 | apply plugin: 'kotlin-android-extensions' 4 | 5 | android { 6 | compileSdkVersion 29 7 | defaultConfig { 8 | applicationId "com.davenotdavid.samplepuzzle" 9 | minSdkVersion 16 10 | targetSdkVersion 29 11 | versionCode 1 12 | versionName "1.0" 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | implementation fileTree(dir: 'libs', include: ['*.jar']) 24 | implementation 'androidx.appcompat:appcompat:1.2.0' 25 | 26 | implementation "androidx.core:core-ktx:+" 27 | implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version" 28 | } 29 | 30 | repositories { 31 | mavenCentral() 32 | } 33 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # By default, the flags in this file are appended to flags specified 3 | # in C:\Users\Dave\AppData\Local\Android\Sdk/tools/proguard/proguard-android.txt 4 | # You can edit the include path and order by changing the proguardFiles 5 | # directive in build.gradle. 6 | # 7 | # For more details, see 8 | # http://developer.android.com/guide/developing/tools/proguard.html 9 | 10 | # Add any project specific keep options here: 11 | 12 | # If your project uses WebView with JS, uncomment the following 13 | # and specify the fully qualified class name to the JavaScript interface 14 | # class: 15 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 16 | # public *; 17 | #} 18 | 19 | # Uncomment this to preserve the line number information for 20 | # debugging stack traces. 21 | #-keepattributes SourceFile,LineNumberTable 22 | 23 | # If you keep the line number information, uncomment this to 24 | # hide the original source file name. 25 | #-renamesourcefileattribute SourceFile 26 | -------------------------------------------------------------------------------- /app/src/main/java/com/davenotdavid/samplepuzzle/TileImageAdapter.kt: -------------------------------------------------------------------------------- 1 | package com.davenotdavid.samplepuzzle 2 | 3 | import android.view.View 4 | import android.view.ViewGroup 5 | import android.widget.AbsListView 6 | import android.widget.BaseAdapter 7 | import android.widget.ImageView 8 | 9 | class TileImageAdapter(private val tileImages: List, 10 | private val boardColumnWidth: Int, 11 | private val boardColumnHeight: Int) : BaseAdapter() { 12 | 13 | override fun getCount(): Int = tileImages.size 14 | 15 | override fun getItem(position: Int): ImageView = tileImages[position] 16 | 17 | override fun getItemId(position: Int): Long = position.toLong() 18 | 19 | override fun getView(position: Int, convertView: View?, parent: ViewGroup?): View { 20 | val tileImageView = if (convertView == null) { 21 | tileImages[position] 22 | } else { 23 | convertView as ImageView 24 | } 25 | tileImageView.layoutParams = AbsListView.LayoutParams(boardColumnWidth, boardColumnHeight) 26 | 27 | return tileImageView 28 | } 29 | } 30 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # 2D-Puzzle Sample 2 | 💁‍♂️ Sample project that's basically a 2D-puzzle with a Bejeweled-like swipe UI that's responsive for all Android device screens. 3 | 4 | **🎉 UPDATE AS OF 10/12/2020: Considering that this project is pretty old and it's now 2020, I've pushed out a branch that contains refactored code (i.e. newer SDK versioning, AndroidX migration, Kotlin converted, a more OOP approach, and etc.) here: https://github.com/DaveNOTDavid/sample-puzzle/tree/refactor_attempt** 5 | 6 | 👾 Among Us edition: https://github.com/DaveNOTDavid/sample-puzzle/tree/refactor_attempt_edition_among_us 7 | 8 | 📺 YouTube tutorial video: https://www.youtube.com/watch?v=YKbFx8PDTIo 9 | 10 | ![alt tag](https://media.giphy.com/media/tAVdxsgxsiKqypdUPk/giphy.gif) 11 | 12 | # Donation 13 | 14 | 🙏 *Curious for more? Spare me a coffee to support what I do today:* 15 | 16 | Buy Me A Coffee 17 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 16 | 26 | 27 | 28 | 29 | 30 | 31 | 33 | -------------------------------------------------------------------------------- /.idea/jarRepositories.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 9 | 10 | 14 | 15 | 19 | 20 | 24 | 25 | 29 | 30 | 34 | 35 | 39 | 40 | 44 | 45 | 49 | 50 | -------------------------------------------------------------------------------- /gradlew.bat: -------------------------------------------------------------------------------- 1 | @if "%DEBUG%" == "" @echo off 2 | @rem ########################################################################## 3 | @rem 4 | @rem Gradle startup script for Windows 5 | @rem 6 | @rem ########################################################################## 7 | 8 | @rem Set local scope for the variables with windows NT shell 9 | if "%OS%"=="Windows_NT" setlocal 10 | 11 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 12 | set DEFAULT_JVM_OPTS= 13 | 14 | set DIRNAME=%~dp0 15 | if "%DIRNAME%" == "" set DIRNAME=. 16 | set APP_BASE_NAME=%~n0 17 | set APP_HOME=%DIRNAME% 18 | 19 | @rem Find java.exe 20 | if defined JAVA_HOME goto findJavaFromJavaHome 21 | 22 | set JAVA_EXE=java.exe 23 | %JAVA_EXE% -version >NUL 2>&1 24 | if "%ERRORLEVEL%" == "0" goto init 25 | 26 | echo. 27 | echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 28 | echo. 29 | echo Please set the JAVA_HOME variable in your environment to match the 30 | echo location of your Java installation. 31 | 32 | goto fail 33 | 34 | :findJavaFromJavaHome 35 | set JAVA_HOME=%JAVA_HOME:"=% 36 | set JAVA_EXE=%JAVA_HOME%/bin/java.exe 37 | 38 | if exist "%JAVA_EXE%" goto init 39 | 40 | echo. 41 | echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME% 42 | echo. 43 | echo Please set the JAVA_HOME variable in your environment to match the 44 | echo location of your Java installation. 45 | 46 | goto fail 47 | 48 | :init 49 | @rem Get command-line arguments, handling Windowz variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | if "%@eval[2+2]" == "4" goto 4NT_args 53 | 54 | :win9xME_args 55 | @rem Slurp the command line arguments. 56 | set CMD_LINE_ARGS= 57 | set _SKIP=2 58 | 59 | :win9xME_args_slurp 60 | if "x%~1" == "x" goto execute 61 | 62 | set CMD_LINE_ARGS=%* 63 | goto execute 64 | 65 | :4NT_args 66 | @rem Get arguments from the 4NT Shell from JP Software 67 | set CMD_LINE_ARGS=%$ 68 | 69 | :execute 70 | @rem Setup the command line 71 | 72 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 73 | 74 | @rem Execute Gradle 75 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 76 | 77 | :end 78 | @rem End local scope for the variables with windows NT shell 79 | if "%ERRORLEVEL%"=="0" goto mainEnd 80 | 81 | :fail 82 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 83 | rem the _cmd.exe /c_ return code! 84 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 85 | exit /b 1 86 | 87 | :mainEnd 88 | if "%OS%"=="Windows_NT" endlocal 89 | 90 | :omega 91 | -------------------------------------------------------------------------------- /app/src/main/java/com/davenotdavid/samplepuzzle/GestureDetectGridView.kt: -------------------------------------------------------------------------------- 1 | package com.davenotdavid.samplepuzzle 2 | 3 | import android.annotation.TargetApi 4 | import android.content.Context 5 | import android.os.Build 6 | import android.util.AttributeSet 7 | import android.view.GestureDetector 8 | import android.view.GestureDetector.SimpleOnGestureListener 9 | import android.view.MotionEvent 10 | import android.widget.GridView 11 | import kotlin.math.abs 12 | 13 | class GestureDetectGridView : GridView { 14 | 15 | companion object { 16 | private const val SWIPE_MIN_DISTANCE = 100 17 | private const val SWIPE_MAX_OFF_PATH = 100 18 | private const val SWIPE_THRESHOLD_VELOCITY = 100 19 | } 20 | 21 | private var gestureDetector: GestureDetector? = null 22 | private var swipeListener: OnSwipeListener? = null 23 | private var flingConfirmed = false 24 | private var touchX = 0f 25 | private var touchY = 0f 26 | 27 | constructor(context: Context) : super(context) { 28 | init(context) 29 | } 30 | 31 | constructor(context: Context, attrs: AttributeSet?) : super(context, attrs) { 32 | init(context) 33 | } 34 | 35 | constructor(context: Context, attrs: AttributeSet?, defStyleAttr: Int) : super(context, attrs, defStyleAttr) { 36 | init(context) 37 | } 38 | 39 | @TargetApi(Build.VERSION_CODES.LOLLIPOP) // API 21 40 | constructor(context: Context, attrs: AttributeSet?, defStyleAttr: Int, defStyleRes: Int) : super(context, attrs, defStyleAttr, defStyleRes) { 41 | init(context) 42 | } 43 | 44 | override fun onInterceptTouchEvent(ev: MotionEvent): Boolean { 45 | val action = ev.actionMasked 46 | gestureDetector?.onTouchEvent(ev) 47 | if (action == MotionEvent.ACTION_CANCEL || action == MotionEvent.ACTION_UP) { 48 | flingConfirmed = false 49 | } else if (action == MotionEvent.ACTION_DOWN) { 50 | touchX = ev.x 51 | touchY = ev.y 52 | } else { 53 | if (flingConfirmed) { 54 | return true 55 | } 56 | val dX = Math.abs(ev.x - touchX) 57 | val dY = Math.abs(ev.y - touchY) 58 | if (dX > SWIPE_MIN_DISTANCE || dY > SWIPE_MIN_DISTANCE) { 59 | flingConfirmed = true 60 | return true 61 | } 62 | } 63 | 64 | return super.onInterceptTouchEvent(ev) 65 | } 66 | 67 | override fun onTouchEvent(ev: MotionEvent): Boolean = gestureDetector?.onTouchEvent(ev) ?: false 68 | 69 | fun setOnSwipeListener(onSwipeListener: OnSwipeListener?) { 70 | swipeListener = onSwipeListener 71 | } 72 | 73 | interface OnSwipeListener { 74 | fun onSwipe(direction: SwipeDirections, position: Int) 75 | } 76 | 77 | private fun init(context: Context) { 78 | gestureDetector = GestureDetector(context, object : SimpleOnGestureListener() { 79 | override fun onDown(event: MotionEvent): Boolean { 80 | return true 81 | } 82 | 83 | override fun onFling(e1: MotionEvent, e2: MotionEvent, velocityX: Float, velocityY: Float): Boolean { 84 | val position = pointToPosition(Math.round(e1.x), Math.round(e1.y)) 85 | if (abs(e1.y - e2.y) > SWIPE_MAX_OFF_PATH) { 86 | if (abs(e1.x - e2.x) > SWIPE_MAX_OFF_PATH || abs(velocityY) < SWIPE_THRESHOLD_VELOCITY) { 87 | return false 88 | } 89 | if (e1.y - e2.y > SWIPE_MIN_DISTANCE) { 90 | swipeListener?.onSwipe(SwipeDirections.UP, position) 91 | } else if (e2.y - e1.y > SWIPE_MIN_DISTANCE) { 92 | swipeListener?.onSwipe(SwipeDirections.DOWN, position) 93 | } 94 | } else { 95 | if (abs(velocityX) < SWIPE_THRESHOLD_VELOCITY) { 96 | return false 97 | } 98 | if (e1.x - e2.x > SWIPE_MIN_DISTANCE) { 99 | swipeListener?.onSwipe(SwipeDirections.LEFT, position) 100 | } else if (e2.x - e1.x > SWIPE_MIN_DISTANCE) { 101 | swipeListener?.onSwipe(SwipeDirections.RIGHT, position) 102 | } 103 | } 104 | 105 | return super.onFling(e1, e2, velocityX, velocityY) 106 | } 107 | }) 108 | } 109 | } 110 | -------------------------------------------------------------------------------- /.idea/codeStyles/Project.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 20 | 21 | 22 | 23 | 25 | 26 | 27 |
28 | 29 | 30 | 31 | xmlns:android 32 | 33 | ^$ 34 | 35 | 36 | 37 |
38 |
39 | 40 | 41 | 42 | xmlns:.* 43 | 44 | ^$ 45 | 46 | 47 | BY_NAME 48 | 49 |
50 |
51 | 52 | 53 | 54 | .*:id 55 | 56 | http://schemas.android.com/apk/res/android 57 | 58 | 59 | 60 |
61 |
62 | 63 | 64 | 65 | .*:name 66 | 67 | http://schemas.android.com/apk/res/android 68 | 69 | 70 | 71 |
72 |
73 | 74 | 75 | 76 | name 77 | 78 | ^$ 79 | 80 | 81 | 82 |
83 |
84 | 85 | 86 | 87 | style 88 | 89 | ^$ 90 | 91 | 92 | 93 |
94 |
95 | 96 | 97 | 98 | .* 99 | 100 | ^$ 101 | 102 | 103 | BY_NAME 104 | 105 |
106 |
107 | 108 | 109 | 110 | .* 111 | 112 | http://schemas.android.com/apk/res/android 113 | 114 | 115 | ANDROID_ATTRIBUTE_ORDER 116 | 117 |
118 |
119 | 120 | 121 | 122 | .* 123 | 124 | .* 125 | 126 | 127 | BY_NAME 128 | 129 |
130 | 131 | 132 | 133 | 134 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env bash 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 10 | DEFAULT_JVM_OPTS="" 11 | 12 | APP_NAME="Gradle" 13 | APP_BASE_NAME=`basename "$0"` 14 | 15 | # Use the maximum available, or set MAX_FD != -1 to use that value. 16 | MAX_FD="maximum" 17 | 18 | warn ( ) { 19 | echo "$*" 20 | } 21 | 22 | die ( ) { 23 | echo 24 | echo "$*" 25 | echo 26 | exit 1 27 | } 28 | 29 | # OS specific support (must be 'true' or 'false'). 30 | cygwin=false 31 | msys=false 32 | darwin=false 33 | case "`uname`" in 34 | CYGWIN* ) 35 | cygwin=true 36 | ;; 37 | Darwin* ) 38 | darwin=true 39 | ;; 40 | MINGW* ) 41 | msys=true 42 | ;; 43 | esac 44 | 45 | # Attempt to set APP_HOME 46 | # Resolve links: $0 may be a link 47 | PRG="$0" 48 | # Need this for relative symlinks. 49 | while [ -h "$PRG" ] ; do 50 | ls=`ls -ld "$PRG"` 51 | link=`expr "$ls" : '.*-> \(.*\)$'` 52 | if expr "$link" : '/.*' > /dev/null; then 53 | PRG="$link" 54 | else 55 | PRG=`dirname "$PRG"`"/$link" 56 | fi 57 | done 58 | SAVED="`pwd`" 59 | cd "`dirname \"$PRG\"`/" >/dev/null 60 | APP_HOME="`pwd -P`" 61 | cd "$SAVED" >/dev/null 62 | 63 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 64 | 65 | # Determine the Java command to use to start the JVM. 66 | if [ -n "$JAVA_HOME" ] ; then 67 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 68 | # IBM's JDK on AIX uses strange locations for the executables 69 | JAVACMD="$JAVA_HOME/jre/sh/java" 70 | else 71 | JAVACMD="$JAVA_HOME/bin/java" 72 | fi 73 | if [ ! -x "$JAVACMD" ] ; then 74 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 75 | 76 | Please set the JAVA_HOME variable in your environment to match the 77 | location of your Java installation." 78 | fi 79 | else 80 | JAVACMD="java" 81 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 82 | 83 | Please set the JAVA_HOME variable in your environment to match the 84 | location of your Java installation." 85 | fi 86 | 87 | # Increase the maximum file descriptors if we can. 88 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 89 | MAX_FD_LIMIT=`ulimit -H -n` 90 | if [ $? -eq 0 ] ; then 91 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 92 | MAX_FD="$MAX_FD_LIMIT" 93 | fi 94 | ulimit -n $MAX_FD 95 | if [ $? -ne 0 ] ; then 96 | warn "Could not set maximum file descriptor limit: $MAX_FD" 97 | fi 98 | else 99 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 100 | fi 101 | fi 102 | 103 | # For Darwin, add options to specify how the application appears in the dock 104 | if $darwin; then 105 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 106 | fi 107 | 108 | # For Cygwin, switch paths to Windows format before running java 109 | if $cygwin ; then 110 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 111 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 112 | JAVACMD=`cygpath --unix "$JAVACMD"` 113 | 114 | # We build the pattern for arguments to be converted via cygpath 115 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 116 | SEP="" 117 | for dir in $ROOTDIRSRAW ; do 118 | ROOTDIRS="$ROOTDIRS$SEP$dir" 119 | SEP="|" 120 | done 121 | OURCYGPATTERN="(^($ROOTDIRS))" 122 | # Add a user-defined pattern to the cygpath arguments 123 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 124 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 125 | fi 126 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 127 | i=0 128 | for arg in "$@" ; do 129 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 130 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 131 | 132 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 133 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 134 | else 135 | eval `echo args$i`="\"$arg\"" 136 | fi 137 | i=$((i+1)) 138 | done 139 | case $i in 140 | (0) set -- ;; 141 | (1) set -- "$args0" ;; 142 | (2) set -- "$args0" "$args1" ;; 143 | (3) set -- "$args0" "$args1" "$args2" ;; 144 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 145 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 146 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 147 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 148 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 149 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 150 | esac 151 | fi 152 | 153 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 154 | function splitJvmOpts() { 155 | JVM_OPTS=("$@") 156 | } 157 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 158 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 159 | 160 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 161 | -------------------------------------------------------------------------------- /app/src/main/java/com/davenotdavid/samplepuzzle/SamplePuzzleActivity.kt: -------------------------------------------------------------------------------- 1 | package com.davenotdavid.samplepuzzle 2 | 3 | import android.content.Context 4 | import android.os.Bundle 5 | import android.view.ViewTreeObserver.OnGlobalLayoutListener 6 | import android.widget.ImageView 7 | import android.widget.Toast 8 | import androidx.annotation.StringRes 9 | import androidx.appcompat.app.AppCompatActivity 10 | import com.davenotdavid.samplepuzzle.GestureDetectGridView.OnSwipeListener 11 | import kotlinx.android.synthetic.main.activity_sample_puzzle.* 12 | import java.util.Random 13 | 14 | enum class SwipeDirections { 15 | UP, DOWN, LEFT, RIGHT 16 | } 17 | 18 | class SamplePuzzleActivity : AppCompatActivity() { 19 | 20 | companion object { 21 | private const val TOTAL_COLUMNS = 3 22 | private const val DIMENSIONS = TOTAL_COLUMNS * TOTAL_COLUMNS 23 | 24 | private var boardColumnWidth = 0 25 | private var boardColumnHeight = 0 26 | } 27 | 28 | private val tileListIndexes = mutableListOf() 29 | 30 | private val isSolved: Boolean 31 | get() { 32 | var solved = false 33 | for (i in tileListIndexes.indices) { 34 | if (tileListIndexes[i] == i) { 35 | solved = true 36 | } else { 37 | solved = false 38 | break 39 | } 40 | } 41 | 42 | return solved 43 | } 44 | 45 | override fun onCreate(savedInstanceState: Bundle?) { 46 | super.onCreate(savedInstanceState) 47 | setContentView(R.layout.activity_sample_puzzle) 48 | 49 | init() 50 | scrambleTileBoard() 51 | setTileBoardDimensions() 52 | } 53 | 54 | private fun init() { 55 | gesture_detect_grid_view.apply { 56 | numColumns = TOTAL_COLUMNS 57 | setOnSwipeListener(object : OnSwipeListener { 58 | override fun onSwipe(direction: SwipeDirections, position: Int) { 59 | moveTiles(direction, position) 60 | } 61 | }) 62 | } 63 | 64 | tileListIndexes += 0 until DIMENSIONS 65 | } 66 | 67 | private fun scrambleTileBoard() { 68 | var index: Int 69 | var tempIndex: Int 70 | val random = Random() 71 | 72 | for (i in tileListIndexes.size - 1 downTo 1) { 73 | index = random.nextInt(i + 1) 74 | tempIndex = tileListIndexes[index] 75 | tileListIndexes[index] = tileListIndexes[i] 76 | tileListIndexes[i] = tempIndex 77 | } 78 | } 79 | 80 | private fun setTileBoardDimensions() { 81 | val observer = gesture_detect_grid_view.viewTreeObserver 82 | observer.addOnGlobalLayoutListener(object : OnGlobalLayoutListener { 83 | override fun onGlobalLayout() { 84 | gesture_detect_grid_view.viewTreeObserver.removeOnGlobalLayoutListener(this) 85 | 86 | val displayWidth = gesture_detect_grid_view.measuredWidth 87 | val displayHeight = gesture_detect_grid_view.measuredHeight 88 | val statusbarHeight = getStatusBarHeight(applicationContext) 89 | val requiredHeight = displayHeight - statusbarHeight 90 | 91 | boardColumnWidth = displayWidth / TOTAL_COLUMNS 92 | boardColumnHeight = requiredHeight / TOTAL_COLUMNS 93 | 94 | displayTileBoard() 95 | } 96 | }) 97 | } 98 | 99 | private fun getStatusBarHeight(context: Context): Int { 100 | val resources = context.resources 101 | var result = 0 102 | val resourceId = resources.getIdentifier("status_bar_height", "dimen", "android") 103 | if (resourceId > 0) { 104 | result = resources.getDimensionPixelSize(resourceId) 105 | } 106 | 107 | return result 108 | } 109 | 110 | /** 111 | * Used for both init and every time a new swap move is made by the user. 112 | */ 113 | private fun displayTileBoard() { 114 | val tileImages = mutableListOf() 115 | var tileImage: ImageView 116 | 117 | tileListIndexes.forEach { i -> 118 | tileImage = ImageView(this) 119 | 120 | when (i) { 121 | 0 -> tileImage.setBackgroundResource(R.drawable.pigeon_piece1) 122 | 1 -> tileImage.setBackgroundResource(R.drawable.pigeon_piece2) 123 | 2 -> tileImage.setBackgroundResource(R.drawable.pigeon_piece3) 124 | 3 -> tileImage.setBackgroundResource(R.drawable.pigeon_piece4) 125 | 4 -> tileImage.setBackgroundResource(R.drawable.pigeon_piece5) 126 | 5 -> tileImage.setBackgroundResource(R.drawable.pigeon_piece6) 127 | 6 -> tileImage.setBackgroundResource(R.drawable.pigeon_piece7) 128 | 7 -> tileImage.setBackgroundResource(R.drawable.pigeon_piece8) 129 | 8 -> tileImage.setBackgroundResource(R.drawable.pigeon_piece9) 130 | } 131 | 132 | tileImages.add(tileImage) 133 | } 134 | 135 | gesture_detect_grid_view.adapter = TileImageAdapter(tileImages, boardColumnWidth, boardColumnHeight) 136 | } 137 | 138 | private fun displayToast(@StringRes textResId: Int) { 139 | Toast.makeText(this, getString(textResId), Toast.LENGTH_SHORT).show() 140 | } 141 | 142 | private fun moveTiles(direction: SwipeDirections, position: Int) { 143 | // Upper-left-corner tile 144 | if (position == 0) { 145 | when (direction) { 146 | SwipeDirections.RIGHT -> swapTile(position, 1) 147 | SwipeDirections.DOWN -> swapTile(position, TOTAL_COLUMNS) 148 | else -> displayToast(R.string.invalid_move) 149 | } 150 | // Upper-center tiles 151 | } else if (position > 0 && position < TOTAL_COLUMNS - 1) { 152 | when (direction) { 153 | SwipeDirections.LEFT -> swapTile(position, -1) 154 | SwipeDirections.DOWN -> swapTile(position, TOTAL_COLUMNS) 155 | SwipeDirections.RIGHT -> swapTile(position, 1) 156 | else -> displayToast(R.string.invalid_move) 157 | } 158 | // Upper-right-corner tile 159 | } else if (position == TOTAL_COLUMNS - 1) { 160 | when (direction) { 161 | SwipeDirections.LEFT -> swapTile(position, -1) 162 | SwipeDirections.DOWN -> swapTile(position, TOTAL_COLUMNS) 163 | else -> displayToast(R.string.invalid_move) 164 | } 165 | // Left-side tiles 166 | } else if (position > TOTAL_COLUMNS - 1 && position < DIMENSIONS - TOTAL_COLUMNS && position % TOTAL_COLUMNS == 0) { 167 | when (direction) { 168 | SwipeDirections.UP -> swapTile(position, -TOTAL_COLUMNS) 169 | SwipeDirections.RIGHT -> swapTile(position, 1) 170 | SwipeDirections.DOWN -> swapTile(position, TOTAL_COLUMNS) 171 | else -> displayToast(R.string.invalid_move) 172 | } 173 | // Right-side AND bottom-right-corner tiles 174 | } else if (position == TOTAL_COLUMNS * 2 - 1 || position == TOTAL_COLUMNS * 3 - 1) { 175 | when (direction) { 176 | SwipeDirections.UP -> swapTile(position, -TOTAL_COLUMNS) 177 | SwipeDirections.LEFT -> swapTile(position, -1) 178 | SwipeDirections.DOWN -> { 179 | // Tolerates only the right-side tiles to swap downwards as opposed to the bottom- 180 | // right-corner tile. 181 | if (position <= DIMENSIONS - TOTAL_COLUMNS - 1) { 182 | swapTile(position, TOTAL_COLUMNS) 183 | } else { 184 | displayToast(R.string.invalid_move) 185 | } 186 | } 187 | else -> displayToast(R.string.invalid_move) 188 | } 189 | // Bottom-left corner tile 190 | } else if (position == DIMENSIONS - TOTAL_COLUMNS) { 191 | when (direction) { 192 | SwipeDirections.UP -> swapTile(position, -TOTAL_COLUMNS) 193 | SwipeDirections.RIGHT -> swapTile(position, 1) 194 | else -> displayToast(R.string.invalid_move) 195 | } 196 | // Bottom-center tiles 197 | } else if (position < DIMENSIONS - 1 && position > DIMENSIONS - TOTAL_COLUMNS) { 198 | when (direction) { 199 | SwipeDirections.UP -> swapTile(position, -TOTAL_COLUMNS) 200 | SwipeDirections.LEFT -> swapTile(position, -1) 201 | SwipeDirections.RIGHT -> swapTile(position, 1) 202 | else -> displayToast(R.string.invalid_move) 203 | } 204 | // Center tiles 205 | } else { 206 | when (direction) { 207 | SwipeDirections.UP -> swapTile(position, -TOTAL_COLUMNS) 208 | SwipeDirections.LEFT -> swapTile(position, -1) 209 | SwipeDirections.RIGHT -> swapTile(position, 1) 210 | else -> swapTile(position, TOTAL_COLUMNS) 211 | } 212 | } 213 | } 214 | 215 | private fun swapTile(currentPosition: Int, swap: Int) { 216 | val newPosition = tileListIndexes[currentPosition + swap] 217 | tileListIndexes[currentPosition + swap] = tileListIndexes[currentPosition] 218 | tileListIndexes[currentPosition] = newPosition 219 | displayTileBoard() 220 | 221 | if (isSolved) { 222 | displayToast(R.string.winner) 223 | } 224 | } 225 | } 226 | --------------------------------------------------------------------------------