├── app ├── .gitignore ├── src │ ├── main │ │ ├── res │ │ │ ├── values │ │ │ │ ├── strings.xml │ │ │ │ ├── styles.xml │ │ │ │ └── colors.xml │ │ │ ├── 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 │ │ │ ├── mipmap-anydpi-v26 │ │ │ │ ├── ic_launcher.xml │ │ │ │ └── ic_launcher_round.xml │ │ │ ├── drawable │ │ │ │ ├── ic_backspace_black_24dp.xml │ │ │ │ ├── btn_background.xml │ │ │ │ ├── btn_background2.xml │ │ │ │ └── ic_launcher_background.xml │ │ │ ├── drawable-v24 │ │ │ │ └── ic_launcher_foreground.xml │ │ │ └── layout │ │ │ │ └── activity_main.xml │ │ ├── AndroidManifest.xml │ │ └── java │ │ │ └── com │ │ │ └── example │ │ │ └── scientificcalculator │ │ │ └── MainActivity.java │ ├── test │ │ └── java │ │ │ └── com │ │ │ └── example │ │ │ └── scientificcalculator │ │ │ └── ExampleUnitTest.java │ └── androidTest │ │ └── java │ │ └── com │ │ └── example │ │ └── scientificcalculator │ │ └── ExampleInstrumentedTest.java ├── proguard-rules.pro └── build.gradle ├── .idea ├── .name ├── misc.xml ├── runConfigurations.xml ├── gradle.xml └── codeStyles │ └── Project.xml ├── settings.gradle ├── .gitattributes ├── screenshot_1.png ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── README.md ├── .gitignore ├── gradle.properties ├── gradlew.bat └── gradlew /app/.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | -------------------------------------------------------------------------------- /.idea/.name: -------------------------------------------------------------------------------- 1 | Scientific Calculator -------------------------------------------------------------------------------- /settings.gradle: -------------------------------------------------------------------------------- 1 | include ':app' 2 | rootProject.name='Scientific Calculator' 3 | -------------------------------------------------------------------------------- /.gitattributes: -------------------------------------------------------------------------------- 1 | # Auto detect text files and perform LF normalization 2 | * text=auto 3 | -------------------------------------------------------------------------------- /screenshot_1.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/screenshot_1.png -------------------------------------------------------------------------------- /app/src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | Scientific Calculator 3 | 4 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-hdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-hdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-mdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-mdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xhdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-xhdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/Shadiul/ScientificCalculator/HEAD/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.png -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # ScientificCalculator 2 | Material Design Scientific calculator Android studio Project 3 | 4 |
5 | 6 |
7 | -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | *.iml 2 | .gradle 3 | /local.properties 4 | /.idea/caches 5 | /.idea/libraries 6 | /.idea/modules.xml 7 | /.idea/workspace.xml 8 | /.idea/navEditor.xml 9 | /.idea/assetWizardSettings.xml 10 | .DS_Store 11 | /build 12 | /captures 13 | .externalNativeBuild 14 | .cxx 15 | -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Fri Nov 01 20:37:44 BDT 2019 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-5.4.1-all.zip 7 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | -------------------------------------------------------------------------------- /.idea/misc.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 9 | -------------------------------------------------------------------------------- /app/src/main/res/values/styles.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 10 | 11 | 12 | -------------------------------------------------------------------------------- /app/src/test/java/com/example/scientificcalculator/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package com.example.scientificcalculator; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * Example local unit test, which will execute on the development machine (host). 9 | * 10 | * @see Testing documentation 11 | */ 12 | public class ExampleUnitTest { 13 | @Test 14 | public void addition_isCorrect() { 15 | assertEquals(4, 2 + 2); 16 | } 17 | } -------------------------------------------------------------------------------- /app/src/main/res/values/colors.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | #263238 4 | #000a12 5 | #4f5b62 6 | #01579b 7 | #002f6c 8 | #4f83cc 9 | #ffffff 10 | #ffffff 11 | 12 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_backspace_black_24dp.xml: -------------------------------------------------------------------------------- 1 | 4 | 5 | 6 | -------------------------------------------------------------------------------- /.idea/runConfigurations.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 11 | 12 | -------------------------------------------------------------------------------- /.idea/gradle.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 15 | 16 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/btn_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/btn_background2.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 17 | 18 | 19 | -------------------------------------------------------------------------------- /app/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /app/proguard-rules.pro: -------------------------------------------------------------------------------- 1 | # Add project specific ProGuard rules here. 2 | # You can control the set of applied configuration files using the 3 | # proguardFiles setting in build.gradle. 4 | # 5 | # For more details, see 6 | # http://developer.android.com/guide/developing/tools/proguard.html 7 | 8 | # If your project uses WebView with JS, uncomment the following 9 | # and specify the fully qualified class name to the JavaScript interface 10 | # class: 11 | #-keepclassmembers class fqcn.of.javascript.interface.for.webview { 12 | # public *; 13 | #} 14 | 15 | # Uncomment this to preserve the line number information for 16 | # debugging stack traces. 17 | #-keepattributes SourceFile,LineNumberTable 18 | 19 | # If you keep the line number information, uncomment this to 20 | # hide the original source file name. 21 | #-renamesourcefileattribute SourceFile 22 | -------------------------------------------------------------------------------- /app/src/androidTest/java/com/example/scientificcalculator/ExampleInstrumentedTest.java: -------------------------------------------------------------------------------- 1 | package com.example.scientificcalculator; 2 | 3 | import android.content.Context; 4 | 5 | import androidx.test.platform.app.InstrumentationRegistry; 6 | import androidx.test.ext.junit.runners.AndroidJUnit4; 7 | 8 | import org.junit.Test; 9 | import org.junit.runner.RunWith; 10 | 11 | import static org.junit.Assert.*; 12 | 13 | /** 14 | * Instrumented test, which will execute on an Android device. 15 | * 16 | * @see Testing documentation 17 | */ 18 | @RunWith(AndroidJUnit4.class) 19 | public class ExampleInstrumentedTest { 20 | @Test 21 | public void useAppContext() { 22 | // Context of the app under test. 23 | Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext(); 24 | 25 | assertEquals("com.example.scientificcalculator", appContext.getPackageName()); 26 | } 27 | } 28 | -------------------------------------------------------------------------------- /app/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion 29 5 | buildToolsVersion "29.0.2" 6 | defaultConfig { 7 | applicationId "com.example.scientificcalculator" 8 | minSdkVersion 22 9 | targetSdkVersion 29 10 | versionCode 1 11 | versionName "1.0" 12 | testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner" 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | implementation fileTree(dir: 'libs', include: ['*.jar']) 24 | implementation 'androidx.appcompat:appcompat:1.0.2' 25 | implementation 'androidx.constraintlayout:constraintlayout:1.1.3' 26 | testImplementation 'junit:junit:4.12' 27 | androidTestImplementation 'androidx.test.ext:junit:1.1.0' 28 | androidTestImplementation 'androidx.test.espresso:espresso-core:3.1.1' 29 | } 30 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | # Project-wide Gradle settings. 2 | # IDE (e.g. Android Studio) users: 3 | # Gradle settings configured through the IDE *will override* 4 | # any settings specified in this file. 5 | # For more details on how to configure your build environment visit 6 | # http://www.gradle.org/docs/current/userguide/build_environment.html 7 | # Specifies the JVM arguments used for the daemon process. 8 | # The setting is particularly useful for tweaking memory settings. 9 | org.gradle.jvmargs=-Xmx1536m 10 | # When configured, Gradle will run in incubating parallel mode. 11 | # This option should only be used with decoupled projects. More details, visit 12 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects 13 | # org.gradle.parallel=true 14 | # AndroidX package structure to make it clearer which packages are bundled with the 15 | # Android operating system, and which are packaged with your app's APK 16 | # https://developer.android.com/topic/libraries/support-library/androidx-rn 17 | android.useAndroidX=true 18 | # Automatically convert third-party libraries to use AndroidX 19 | android.enableJetifier=true 20 | 21 | -------------------------------------------------------------------------------- /app/src/main/res/drawable-v24/ic_launcher_foreground.xml: -------------------------------------------------------------------------------- 1 | 7 | 12 | 13 | 19 | 22 | 25 | 26 | 27 | 28 | 34 | 35 | -------------------------------------------------------------------------------- /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 | set DIRNAME=%~dp0 12 | if "%DIRNAME%" == "" set DIRNAME=. 13 | set APP_BASE_NAME=%~n0 14 | set APP_HOME=%DIRNAME% 15 | 16 | @rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 17 | set DEFAULT_JVM_OPTS= 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 Windows variants 50 | 51 | if not "%OS%" == "Windows_NT" goto win9xME_args 52 | 53 | :win9xME_args 54 | @rem Slurp the command line arguments. 55 | set CMD_LINE_ARGS= 56 | set _SKIP=2 57 | 58 | :win9xME_args_slurp 59 | if "x%~1" == "x" goto execute 60 | 61 | set CMD_LINE_ARGS=%* 62 | 63 | :execute 64 | @rem Setup the command line 65 | 66 | set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar 67 | 68 | @rem Execute Gradle 69 | "%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS% 70 | 71 | :end 72 | @rem End local scope for the variables with windows NT shell 73 | if "%ERRORLEVEL%"=="0" goto mainEnd 74 | 75 | :fail 76 | rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of 77 | rem the _cmd.exe /c_ return code! 78 | if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1 79 | exit /b 1 80 | 81 | :mainEnd 82 | if "%OS%"=="Windows_NT" endlocal 83 | 84 | :omega 85 | -------------------------------------------------------------------------------- /.idea/codeStyles/Project.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 7 | 8 | 9 |
10 | 11 | 12 | 13 | xmlns:android 14 | 15 | ^$ 16 | 17 | 18 | 19 |
20 |
21 | 22 | 23 | 24 | xmlns:.* 25 | 26 | ^$ 27 | 28 | 29 | BY_NAME 30 | 31 |
32 |
33 | 34 | 35 | 36 | .*:id 37 | 38 | http://schemas.android.com/apk/res/android 39 | 40 | 41 | 42 |
43 |
44 | 45 | 46 | 47 | .*:name 48 | 49 | http://schemas.android.com/apk/res/android 50 | 51 | 52 | 53 |
54 |
55 | 56 | 57 | 58 | name 59 | 60 | ^$ 61 | 62 | 63 | 64 |
65 |
66 | 67 | 68 | 69 | style 70 | 71 | ^$ 72 | 73 | 74 | 75 |
76 |
77 | 78 | 79 | 80 | .* 81 | 82 | ^$ 83 | 84 | 85 | BY_NAME 86 | 87 |
88 |
89 | 90 | 91 | 92 | .* 93 | 94 | http://schemas.android.com/apk/res/android 95 | 96 | 97 | ANDROID_ATTRIBUTE_ORDER 98 | 99 |
100 |
101 | 102 | 103 | 104 | .* 105 | 106 | .* 107 | 108 | 109 | BY_NAME 110 | 111 |
112 | 113 | 114 | 115 | 116 | -------------------------------------------------------------------------------- /gradlew: -------------------------------------------------------------------------------- 1 | #!/usr/bin/env sh 2 | 3 | ############################################################################## 4 | ## 5 | ## Gradle start up script for UN*X 6 | ## 7 | ############################################################################## 8 | 9 | # Attempt to set APP_HOME 10 | # Resolve links: $0 may be a link 11 | PRG="$0" 12 | # Need this for relative symlinks. 13 | while [ -h "$PRG" ] ; do 14 | ls=`ls -ld "$PRG"` 15 | link=`expr "$ls" : '.*-> \(.*\)$'` 16 | if expr "$link" : '/.*' > /dev/null; then 17 | PRG="$link" 18 | else 19 | PRG=`dirname "$PRG"`"/$link" 20 | fi 21 | done 22 | SAVED="`pwd`" 23 | cd "`dirname \"$PRG\"`/" >/dev/null 24 | APP_HOME="`pwd -P`" 25 | cd "$SAVED" >/dev/null 26 | 27 | APP_NAME="Gradle" 28 | APP_BASE_NAME=`basename "$0"` 29 | 30 | # Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script. 31 | DEFAULT_JVM_OPTS="" 32 | 33 | # Use the maximum available, or set MAX_FD != -1 to use that value. 34 | MAX_FD="maximum" 35 | 36 | warn () { 37 | echo "$*" 38 | } 39 | 40 | die () { 41 | echo 42 | echo "$*" 43 | echo 44 | exit 1 45 | } 46 | 47 | # OS specific support (must be 'true' or 'false'). 48 | cygwin=false 49 | msys=false 50 | darwin=false 51 | nonstop=false 52 | case "`uname`" in 53 | CYGWIN* ) 54 | cygwin=true 55 | ;; 56 | Darwin* ) 57 | darwin=true 58 | ;; 59 | MINGW* ) 60 | msys=true 61 | ;; 62 | NONSTOP* ) 63 | nonstop=true 64 | ;; 65 | esac 66 | 67 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 68 | 69 | # Determine the Java command to use to start the JVM. 70 | if [ -n "$JAVA_HOME" ] ; then 71 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 72 | # IBM's JDK on AIX uses strange locations for the executables 73 | JAVACMD="$JAVA_HOME/jre/sh/java" 74 | else 75 | JAVACMD="$JAVA_HOME/bin/java" 76 | fi 77 | if [ ! -x "$JAVACMD" ] ; then 78 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 79 | 80 | Please set the JAVA_HOME variable in your environment to match the 81 | location of your Java installation." 82 | fi 83 | else 84 | JAVACMD="java" 85 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 86 | 87 | Please set the JAVA_HOME variable in your environment to match the 88 | location of your Java installation." 89 | fi 90 | 91 | # Increase the maximum file descriptors if we can. 92 | if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then 93 | MAX_FD_LIMIT=`ulimit -H -n` 94 | if [ $? -eq 0 ] ; then 95 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 96 | MAX_FD="$MAX_FD_LIMIT" 97 | fi 98 | ulimit -n $MAX_FD 99 | if [ $? -ne 0 ] ; then 100 | warn "Could not set maximum file descriptor limit: $MAX_FD" 101 | fi 102 | else 103 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 104 | fi 105 | fi 106 | 107 | # For Darwin, add options to specify how the application appears in the dock 108 | if $darwin; then 109 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 110 | fi 111 | 112 | # For Cygwin, switch paths to Windows format before running java 113 | if $cygwin ; then 114 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 115 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 116 | JAVACMD=`cygpath --unix "$JAVACMD"` 117 | 118 | # We build the pattern for arguments to be converted via cygpath 119 | ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null` 120 | SEP="" 121 | for dir in $ROOTDIRSRAW ; do 122 | ROOTDIRS="$ROOTDIRS$SEP$dir" 123 | SEP="|" 124 | done 125 | OURCYGPATTERN="(^($ROOTDIRS))" 126 | # Add a user-defined pattern to the cygpath arguments 127 | if [ "$GRADLE_CYGPATTERN" != "" ] ; then 128 | OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)" 129 | fi 130 | # Now convert the arguments - kludge to limit ourselves to /bin/sh 131 | i=0 132 | for arg in "$@" ; do 133 | CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -` 134 | CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option 135 | 136 | if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition 137 | eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"` 138 | else 139 | eval `echo args$i`="\"$arg\"" 140 | fi 141 | i=$((i+1)) 142 | done 143 | case $i in 144 | (0) set -- ;; 145 | (1) set -- "$args0" ;; 146 | (2) set -- "$args0" "$args1" ;; 147 | (3) set -- "$args0" "$args1" "$args2" ;; 148 | (4) set -- "$args0" "$args1" "$args2" "$args3" ;; 149 | (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;; 150 | (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;; 151 | (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;; 152 | (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;; 153 | (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;; 154 | esac 155 | fi 156 | 157 | # Escape application args 158 | save () { 159 | for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done 160 | echo " " 161 | } 162 | APP_ARGS=$(save "$@") 163 | 164 | # Collect all arguments for the java command, following the shell quoting and substitution rules 165 | eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS" 166 | 167 | # by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong 168 | if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then 169 | cd "$(dirname "$0")" 170 | fi 171 | 172 | exec "$JAVACMD" "$@" 173 | -------------------------------------------------------------------------------- /app/src/main/res/drawable/ic_launcher_background.xml: -------------------------------------------------------------------------------- 1 | 2 | 7 | 10 | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 55 | 60 | 65 | 70 | 75 | 80 | 85 | 90 | 95 | 100 | 105 | 110 | 115 | 120 | 125 | 130 | 135 | 140 | 145 | 150 | 155 | 160 | 165 | 170 | 171 | -------------------------------------------------------------------------------- /app/src/main/java/com/example/scientificcalculator/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.example.scientificcalculator; 2 | 3 | import androidx.appcompat.app.AppCompatActivity; 4 | 5 | import android.annotation.SuppressLint; 6 | import android.os.Bundle; 7 | import android.view.View; 8 | import android.widget.TextView; 9 | 10 | public class MainActivity extends AppCompatActivity { 11 | 12 | TextView input, signBox; 13 | 14 | String sign, value1, value2; 15 | Double num1, num2, result; 16 | boolean hasDot; 17 | 18 | @Override 19 | protected void onCreate(Bundle savedInstanceState) { 20 | super.onCreate(savedInstanceState); 21 | setContentView(R.layout.activity_main); 22 | 23 | input = (TextView) findViewById(R.id.input); 24 | signBox = (TextView) findViewById(R.id.sign); 25 | 26 | hasDot = false; 27 | 28 | } 29 | 30 | @SuppressLint("SetTextI18n") 31 | public void btnClick_0(View view) { 32 | input.setText(input.getText() + "0"); 33 | } 34 | 35 | @SuppressLint("SetTextI18n") 36 | public void btnClick_1(View view) { 37 | input.setText(input.getText() + "1"); 38 | } 39 | 40 | @SuppressLint("SetTextI18n") 41 | public void btnClick_2(View view) { 42 | input.setText(input.getText() + "2"); 43 | } 44 | 45 | @SuppressLint("SetTextI18n") 46 | public void btnClick_3(View view) { 47 | input.setText(input.getText() + "3"); 48 | } 49 | 50 | @SuppressLint("SetTextI18n") 51 | public void btnClick_4(View view) { 52 | input.setText(input.getText() + "4"); 53 | } 54 | 55 | @SuppressLint("SetTextI18n") 56 | public void btnClick_5(View view) { 57 | input.setText(input.getText() + "5"); 58 | } 59 | 60 | @SuppressLint("SetTextI18n") 61 | public void btnClick_6(View view) { 62 | input.setText(input.getText() + "6"); 63 | } 64 | 65 | @SuppressLint("SetTextI18n") 66 | public void btnClick_7(View view) { 67 | input.setText(input.getText() + "7"); 68 | } 69 | 70 | @SuppressLint("SetTextI18n") 71 | public void btnClick_8(View view) { 72 | input.setText(input.getText() + "8"); 73 | } 74 | 75 | @SuppressLint("SetTextI18n") 76 | public void btnClick_9(View view) { 77 | input.setText(input.getText() + "9"); 78 | } 79 | 80 | @SuppressLint("SetTextI18n") 81 | public void btnClick_dot(View view) { 82 | if (!hasDot) { 83 | if (input.getText().equals("")) { 84 | 85 | input.setText("0."); 86 | } else { 87 | 88 | input.setText(input.getText() + "."); 89 | } 90 | 91 | hasDot = true; 92 | } 93 | 94 | } 95 | 96 | public void btnClick_add(View view) { 97 | sign = "+"; 98 | value1 = input.getText().toString(); 99 | input.setText(null); 100 | signBox.setText("+"); 101 | hasDot = false; 102 | } 103 | 104 | public void btnClick_subtract(View view) { 105 | sign = "-"; 106 | value1 = input.getText().toString(); 107 | input.setText(null); 108 | signBox.setText("-"); 109 | hasDot = false; 110 | } 111 | 112 | public void btnClick_multiply(View view) { 113 | sign = "*"; 114 | value1 = input.getText().toString(); 115 | input.setText(null); 116 | signBox.setText("×"); 117 | hasDot = false; 118 | } 119 | 120 | public void btnClick_divide(View view) { 121 | sign = "/"; 122 | value1 = input.getText().toString(); 123 | input.setText(null); 124 | signBox.setText("÷"); 125 | hasDot = false; 126 | } 127 | 128 | @SuppressLint("SetTextI18n") 129 | public void btnClick_log(View view) { 130 | sign = "log"; 131 | input.setText(null); 132 | signBox.setText("log"); 133 | hasDot = false; 134 | } 135 | 136 | @SuppressLint("SetTextI18n") 137 | public void btnClick_ln(View view) { 138 | sign = "ln"; 139 | input.setText(null); 140 | signBox.setText("ln"); 141 | hasDot = false; 142 | } 143 | 144 | public void btnClick_power(View view) { 145 | sign = "power"; 146 | value1 = input.getText().toString(); 147 | input.setText(null); 148 | hasDot = false; 149 | signBox.setText("xⁿ"); 150 | } 151 | 152 | public void btnClick_factorial(View view) { 153 | sign = "factorial"; 154 | input.setText(null); 155 | hasDot = false; 156 | signBox.setText("!"); 157 | } 158 | 159 | @SuppressLint("SetTextI18n") 160 | public void btnClick_sin(View view) { 161 | sign = "sin"; 162 | input.setText(null); 163 | hasDot = false; 164 | signBox.setText("sin"); 165 | } 166 | 167 | @SuppressLint("SetTextI18n") 168 | public void btnClick_cos(View view) { 169 | sign = "cos"; 170 | input.setText(null); 171 | hasDot = false; 172 | signBox.setText("cos"); 173 | } 174 | 175 | @SuppressLint("SetTextI18n") 176 | public void btnClick_tan(View view) { 177 | sign = "tan"; 178 | input.setText(null); 179 | hasDot = false; 180 | signBox.setText("tan"); 181 | } 182 | 183 | public void btnClick_root(View view) { 184 | sign = "root"; 185 | input.setText(null); 186 | hasDot = false; 187 | signBox.setText("√"); 188 | } 189 | 190 | @SuppressLint("SetTextI18n") 191 | public void btnClick_equal(View view) { 192 | if (sign == null) { 193 | signBox.setText("Error!"); 194 | } else if (input.getText().equals("")) { 195 | signBox.setText("Error!"); 196 | } else if ((sign.equals("+") || sign.equals("-") || sign.equals("*") || sign.equals("/")) && value1.equals("")) { 197 | signBox.setText("Error!"); 198 | } else { 199 | switch (sign) { 200 | default: 201 | break; 202 | case "log": 203 | value1 = input.getText().toString(); 204 | num1 = Double.parseDouble(value1); 205 | input.setText(Math.log10(num1) + ""); 206 | sign = null; 207 | signBox.setText(null); 208 | break; 209 | case "ln": 210 | value1 = input.getText().toString(); 211 | num1 = Double.parseDouble(value1); 212 | input.setText(Math.log(num1) + ""); 213 | sign = null; 214 | signBox.setText(null); 215 | break; 216 | case "power": 217 | num1 = Double.parseDouble((value1)); 218 | value2 = input.getText().toString(); 219 | num2 = Double.parseDouble(value2); 220 | input.setText(Math.pow(num1, num2) + ""); 221 | sign = null; 222 | signBox.setText(null); 223 | break; 224 | case "root": 225 | value1 = input.getText().toString(); 226 | num1 = Double.parseDouble((value1)); 227 | input.setText(Math.sqrt(num1) + ""); 228 | sign = null; 229 | signBox.setText(null); 230 | break; 231 | case "factorial": 232 | value1 = input.getText().toString(); 233 | num1 = Double.parseDouble((value1)); 234 | int i = Integer.parseInt(value1) - 1; 235 | 236 | while (i > 0) { 237 | num1 = num1 * i; 238 | i--; 239 | } 240 | 241 | input.setText(num1 + ""); 242 | sign = null; 243 | signBox.setText(null); 244 | break; 245 | case "sin": 246 | value1 = input.getText().toString(); 247 | num1 = Double.parseDouble((value1)); 248 | input.setText(Math.sin(num1) + ""); 249 | sign = null; 250 | signBox.setText(null); 251 | break; 252 | case "cos": 253 | value1 = input.getText().toString(); 254 | num1 = Double.parseDouble((value1)); 255 | input.setText(Math.cos(num1) + ""); 256 | sign = null; 257 | signBox.setText(null); 258 | break; 259 | case "tan": 260 | value1 = input.getText().toString(); 261 | num1 = Double.parseDouble((value1)); 262 | input.setText(Math.tan(num1) + ""); 263 | sign = null; 264 | signBox.setText(null); 265 | break; 266 | case "+": 267 | value2 = input.getText().toString(); 268 | num1 = Double.parseDouble(value1); 269 | num2 = Double.parseDouble(value2); 270 | result = num1 + num2; 271 | input.setText(result + ""); 272 | sign = null; 273 | signBox.setText(null); 274 | break; 275 | case "-": 276 | value2 = input.getText().toString(); 277 | num1 = Double.parseDouble(value1); 278 | num2 = Double.parseDouble(value2); 279 | result = num1 - num2; 280 | input.setText(result + ""); 281 | sign = null; 282 | signBox.setText(null); 283 | break; 284 | case "*": 285 | value2 = input.getText().toString(); 286 | num1 = Double.parseDouble(value1); 287 | num2 = Double.parseDouble(value2); 288 | result = num1 * num2; 289 | input.setText(result + ""); 290 | sign = null; 291 | signBox.setText(null); 292 | break; 293 | case "/": 294 | value2 = input.getText().toString(); 295 | num1 = Double.parseDouble(value1); 296 | num2 = Double.parseDouble(value2); 297 | result = num1 / num2; 298 | input.setText(result + ""); 299 | sign = null; 300 | signBox.setText(null); 301 | break; 302 | } 303 | 304 | } 305 | } 306 | 307 | 308 | public void btnClick_delete(View view) { 309 | if (input.getText().equals("")) { 310 | input.setText(null); 311 | } else { 312 | int len = input.getText().length(); 313 | String s = input.getText().toString(); 314 | if (s.charAt(len - 1) == '.') { 315 | hasDot = false; 316 | input.setText(input.getText().subSequence(0, input.getText().length() - 1)); 317 | 318 | } else { 319 | input.setText(input.getText().subSequence(0, input.getText().length() - 1)); 320 | } 321 | } 322 | } 323 | 324 | public void btnClick_clear(View view) { 325 | 326 | input.setText(null); 327 | signBox.setText(null); 328 | value1 = null; 329 | value2 = null; 330 | sign = null; 331 | hasDot = false; 332 | } 333 | 334 | 335 | } 336 | -------------------------------------------------------------------------------- /app/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 2 | 10 | 11 | 24 | 25 | 36 | 37 | 44 | 45 |