├── .gitignore ├── LICENSE ├── README.md ├── build.gradle ├── gradle.properties ├── gradle └── wrapper │ ├── gradle-wrapper.jar │ └── gradle-wrapper.properties ├── gradlew ├── gradlew.bat ├── library ├── android-artifacts.gradle ├── bintray-publish.gradle ├── build.gradle └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── yqritc │ │ └── scalableimageview │ │ ├── PivotPoint.java │ │ ├── ScalableImageView.java │ │ ├── ScalableType.java │ │ ├── ScaleManager.java │ │ └── Size.java │ └── res │ └── values │ └── attrs.xml ├── sample ├── build.gradle ├── sample.gif └── src │ └── main │ ├── AndroidManifest.xml │ ├── java │ └── com │ │ └── yqritc │ │ └── scalableimageview │ │ └── sample │ │ ├── MainActivity.java │ │ ├── SampleActivity.java │ │ └── SampleAdapter.java │ └── res │ ├── drawable-xxhdpi │ ├── landscape_sample.jpg │ └── portrait_sample.jpg │ ├── layout │ ├── activity_main.xml │ ├── activity_sample.xml │ └── layout_sample_item.xml │ ├── menu │ ├── menu_main.xml │ └── menu_sample.xml │ ├── mipmap-hdpi │ └── ic_launcher.png │ ├── mipmap-mdpi │ └── ic_launcher.png │ ├── mipmap-xhdpi │ └── ic_launcher.png │ ├── mipmap-xxhdpi │ └── ic_launcher.png │ └── values │ ├── strings.xml │ └── styles.xml └── settings.gradle /.gitignore: -------------------------------------------------------------------------------- 1 | .DS_Store 2 | Thumbs.db 3 | 4 | # gradle files 5 | .gradle 6 | 7 | # Intellij project files 8 | .idea 9 | *.iml 10 | 11 | # generated files 12 | bin/ 13 | gen/ 14 | obj/ 15 | apk/ 16 | target/ 17 | build/ 18 | 19 | # Local configuration file (sdk path, etc) 20 | local.properties 21 | 22 | # Proguard folder generated by Eclipse 23 | proguard/ -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | Apache License 2 | Version 2.0, January 2004 3 | http://www.apache.org/licenses/ 4 | 5 | TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 6 | 7 | 1. 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We also recommend that a 185 | file or class name and description of purpose be included on the 186 | same "printed page" as the copyright notice for easier 187 | identification within third-party archives. 188 | 189 | Copyright {yyyy} {name of copyright owner} 190 | 191 | Licensed under the Apache License, Version 2.0 (the "License"); 192 | you may not use this file except in compliance with the License. 193 | You may obtain a copy of the License at 194 | 195 | http://www.apache.org/licenses/LICENSE-2.0 196 | 197 | Unless required by applicable law or agreed to in writing, software 198 | distributed under the License is distributed on an "AS IS" BASIS, 199 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 200 | See the License for the specific language governing permissions and 201 | limitations under the License. 202 | 203 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # Android-ScalableImageView 2 | [![License](https://img.shields.io/badge/license-Apache%202-blue.svg)](https://www.apache.org/licenses/LICENSE-2.0) 3 | [![Download](https://api.bintray.com/packages/yqritc/maven/android-scalableimageview/images/download.svg)](https://bintray.com/yqritc/maven/android-scalableimageview/_latestVersion) 4 | 5 | *__If you want to the same scale feature for video. [Check out ScalableVideoVIew](https://github.com/yqritc/Android-ScalableVideoView)__* 6 | 7 | Android ImageView having extra scale types. 8 | 9 | ![Sample](/sample/sample.gif) 10 | 11 | # Sample 12 | 13 | 14 | # Release Note 15 | 16 | [Release Note] (https://github.com/yqritc/Android-ScalableImageView/releases) 17 | 18 | # Gradle 19 | ``` 20 | repositories { 21 | jcenter() 22 | } 23 | 24 | dependencies { 25 | compile 'com.yqritc:android-scalableimageview:1.0.0' 26 | } 27 | ``` 28 | 29 | # Support Scale Types 30 | 31 | | ScaleType | ImageView | ScalableImageView | 32 | |:------------------|:---------:|:-----------------:| 33 | | fitXY |◯|◯| 34 | | fitStart |◯|◯| 35 | | fitCenter |◯|◯| 36 | | fitEnd |◯|◯| 37 | | leftTop |X|◯| 38 | | leftCenter |X|◯| 39 | | leftBottom |X|◯| 40 | | centerTop |X|◯| 41 | | center |◯|◯| 42 | | centerBottom |X|◯| 43 | | rightTop |X|◯| 44 | | rightCenter |X|◯| 45 | | rightBottom |X|◯| 46 | | leftTopCrop |X|◯| 47 | | leftCenterCrop |X|◯| 48 | | leftBottomCrop |X|◯| 49 | | centerTopCrop |X|◯| 50 | | centerCrop |◯|◯| 51 | | centerBottomCrop |X|◯| 52 | | rightTopCrop |X|◯| 53 | | rightCenterCrop |X|◯| 54 | | rightBottomCrop |X|◯| 55 | | startInside |X|◯| 56 | | centerInside |◯|◯| 57 | | endInside |X|◯| 58 | 59 | 60 | # Usage 61 | 62 | ### Set scale type in layout file 63 | ``` 64 | 69 | ``` 70 | Please refere the following xml for the list of scalableType you can set. 71 | [attrs.xml](https://github.com/yqritc/Android-ScalableImageView/blob/master/library/src/main/res/values/attrs.xml) 72 | 73 | ### Set scale type in source code 74 | ``` 75 | @Override 76 | protected void onCreate(Bundle savedInstanceState) { 77 | super.onCreate(savedInstanceState); 78 | setContentView(R.layout.activity_main); 79 | 80 | mImageView = (ScalableImageView) findViewById(R.id.image_view); 81 | findViewById(R.id.btn_update_scale).setOnClickListener(this); 82 | } 83 | 84 | @Override 85 | public void onClick(View v) { 86 | switch (v.getId()) { 87 | case R.id.btn_update_scale: 88 | mImageView.setScalableType(ScalableType.CENTER_TOP_CROP); 89 | mImageView.requestLayout(); 90 | break; 91 | default: 92 | break; 93 | } 94 | } 95 | ``` 96 | 97 | 98 | # License 99 | ``` 100 | Copyright 2015 yqritc 101 | 102 | Licensed under the Apache License, Version 2.0 (the "License"); 103 | you may not use this file except in compliance with the License. 104 | You may obtain a copy of the License at 105 | 106 | http://www.apache.org/licenses/LICENSE-2.0 107 | 108 | Unless required by applicable law or agreed to in writing, software 109 | distributed under the License is distributed on an "AS IS" BASIS, 110 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 111 | See the License for the specific language governing permissions and 112 | limitations under the License. 113 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | // Top-level build file where you can add configuration options common to all sub-projects/modules. 2 | 3 | buildscript { 4 | repositories { 5 | jcenter() 6 | } 7 | dependencies { 8 | classpath 'com.android.tools.build:gradle:1.2.3' 9 | classpath 'com.jfrog.bintray.gradle:gradle-bintray-plugin:1.0' 10 | 11 | // NOTE: Do not place your application dependencies here; they belong 12 | // in the individual module build.gradle files 13 | } 14 | } 15 | 16 | allprojects { 17 | repositories { 18 | jcenter() 19 | } 20 | } 21 | -------------------------------------------------------------------------------- /gradle.properties: -------------------------------------------------------------------------------- 1 | VERSION_NAME=1.0.0 2 | VERSION_CODE=1 3 | GROUP=com.yqritc 4 | ARTIFACT_ID=android-scalableimageview 5 | 6 | COMPILE_SDK_VERSION=22 7 | BUILD_TOOLS_VERSION=22 8 | TARGET_SDK_VERSION=22 9 | MIN_SDK_VERSION=9 10 | 11 | POM_DESCRIPTION=Android ImageView having the variety of scale types 12 | POM_URL=https://github.com/yqritc/Android-ScalableImageView 13 | POM_SCM_URL=git@github.com:yqritc/Android-ScalableImageView.git 14 | POM_SCM_CONNECTION=scm:git@github.com:yqritc/Android-ScalableImageView.git 15 | POM_SCM_DEV_CONNECTION=scm:git@github.com:yqritc/Android-ScalableImageView.git 16 | POM_LICENCE_NAME=The Apache Software License, Version 2.0 17 | POM_LICENCE_URL=http://www.apache.org/licenses/LICENSE-2.0.txt 18 | POM_LICENCE_DIST=repo 19 | POM_DEVELOPER_ID=yqritc 20 | POM_DEVELOPER_NAME=yqritc 21 | POM_DEVELOPER_EMAIL=yqritc@gmail.com 22 | ISSUE_URL=https://github.com/yqritc/Android-ScalableImageView/issues -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.jar: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/yqritc/Android-ScalableImageView/0c302dcfd7250838a266d1a3753bc8d3da803c12/gradle/wrapper/gradle-wrapper.jar -------------------------------------------------------------------------------- /gradle/wrapper/gradle-wrapper.properties: -------------------------------------------------------------------------------- 1 | #Wed Apr 10 15:27:10 PDT 2013 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-2.2.1-all.zip 7 | -------------------------------------------------------------------------------- /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 | # For Cygwin, ensure paths are in UNIX format before anything is touched. 46 | if $cygwin ; then 47 | [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"` 48 | fi 49 | 50 | # Attempt to set APP_HOME 51 | # Resolve links: $0 may be a link 52 | PRG="$0" 53 | # Need this for relative symlinks. 54 | while [ -h "$PRG" ] ; do 55 | ls=`ls -ld "$PRG"` 56 | link=`expr "$ls" : '.*-> \(.*\)$'` 57 | if expr "$link" : '/.*' > /dev/null; then 58 | PRG="$link" 59 | else 60 | PRG=`dirname "$PRG"`"/$link" 61 | fi 62 | done 63 | SAVED="`pwd`" 64 | cd "`dirname \"$PRG\"`/" >&- 65 | APP_HOME="`pwd -P`" 66 | cd "$SAVED" >&- 67 | 68 | CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar 69 | 70 | # Determine the Java command to use to start the JVM. 71 | if [ -n "$JAVA_HOME" ] ; then 72 | if [ -x "$JAVA_HOME/jre/sh/java" ] ; then 73 | # IBM's JDK on AIX uses strange locations for the executables 74 | JAVACMD="$JAVA_HOME/jre/sh/java" 75 | else 76 | JAVACMD="$JAVA_HOME/bin/java" 77 | fi 78 | if [ ! -x "$JAVACMD" ] ; then 79 | die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME 80 | 81 | Please set the JAVA_HOME variable in your environment to match the 82 | location of your Java installation." 83 | fi 84 | else 85 | JAVACMD="java" 86 | which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH. 87 | 88 | Please set the JAVA_HOME variable in your environment to match the 89 | location of your Java installation." 90 | fi 91 | 92 | # Increase the maximum file descriptors if we can. 93 | if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then 94 | MAX_FD_LIMIT=`ulimit -H -n` 95 | if [ $? -eq 0 ] ; then 96 | if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then 97 | MAX_FD="$MAX_FD_LIMIT" 98 | fi 99 | ulimit -n $MAX_FD 100 | if [ $? -ne 0 ] ; then 101 | warn "Could not set maximum file descriptor limit: $MAX_FD" 102 | fi 103 | else 104 | warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT" 105 | fi 106 | fi 107 | 108 | # For Darwin, add options to specify how the application appears in the dock 109 | if $darwin; then 110 | GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\"" 111 | fi 112 | 113 | # For Cygwin, switch paths to Windows format before running java 114 | if $cygwin ; then 115 | APP_HOME=`cygpath --path --mixed "$APP_HOME"` 116 | CLASSPATH=`cygpath --path --mixed "$CLASSPATH"` 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 | # Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules 158 | function splitJvmOpts() { 159 | JVM_OPTS=("$@") 160 | } 161 | eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS 162 | JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME" 163 | 164 | exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@" 165 | -------------------------------------------------------------------------------- /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 | -------------------------------------------------------------------------------- /library/android-artifacts.gradle: -------------------------------------------------------------------------------- 1 | task androidJavadocs(type: Javadoc) { 2 | source = android.sourceSets.main.java.srcDirs 3 | classpath += project.files(android.getBootClasspath().join(File.pathSeparator)) 4 | } 5 | 6 | task androidJavadocsJar(type: Jar, dependsOn: androidJavadocs) { 7 | classifier = 'javadoc' 8 | from androidJavadocs.destinationDir 9 | } 10 | 11 | task androidSourcesJar(type: Jar) { 12 | classifier = 'sources' 13 | from android.sourceSets.main.java.sourceFiles 14 | } 15 | 16 | task androidJar(type: Jar) { 17 | from 'build/intermediates/classes/release' 18 | } 19 | 20 | artifacts { 21 | archives androidSourcesJar 22 | archives androidJavadocsJar 23 | archives androidJar 24 | } -------------------------------------------------------------------------------- /library/bintray-publish.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'maven-publish' 2 | apply plugin: 'com.jfrog.bintray' 3 | 4 | publishing { 5 | publications { 6 | mavenJava(MavenPublication) { 7 | groupId GROUP 8 | version VERSION_NAME 9 | artifactId ARTIFACT_ID 10 | // artifact androidJar 11 | artifact "build/outputs/aar/library-release.aar" 12 | artifact androidJavadocsJar 13 | artifact androidSourcesJar 14 | pom.withXml { 15 | Node root = asNode() 16 | root.appendNode('name', ARTIFACT_ID) 17 | root.appendNode('description', POM_DESCRIPTION) 18 | root.appendNode('url', POM_URL) 19 | 20 | def issues = root.appendNode('issueManagement') 21 | issues.appendNode('system', 'github') 22 | issues.appendNode('url', ISSUE_URL) 23 | 24 | def scm = root.appendNode('scm') 25 | scm.appendNode('url', POM_SCM_URL) 26 | scm.appendNode('connection', POM_SCM_CONNECTION) 27 | scm.appendNode('developerConnection', POM_SCM_DEV_CONNECTION) 28 | 29 | def license = root.appendNode('licenses').appendNode('license') 30 | license.appendNode('name', POM_LICENCE_NAME) 31 | license.appendNode('url', POM_LICENCE_URL) 32 | license.appendNode('distribution', POM_LICENCE_DIST) 33 | 34 | def developer = root.appendNode('developers').appendNode('developer') 35 | developer.appendNode('id', POM_DEVELOPER_ID) 36 | developer.appendNode('name', POM_DEVELOPER_NAME) 37 | developer.appendNode('email', POM_DEVELOPER_EMAIL) 38 | } 39 | } 40 | } 41 | } 42 | 43 | def getBintrayUserProperty() { 44 | return hasProperty('bintrayUser') ? bintrayUser : "" 45 | } 46 | 47 | def getBintrayApiKeyProperty() { 48 | return hasProperty('bintrayApiKey') ? bintrayApiKey : "" 49 | } 50 | 51 | bintray { 52 | user = bintrayUserProperty 53 | key = bintrayApiKeyProperty 54 | publications = ['mavenJava'] 55 | 56 | dryRun = false 57 | publish = false 58 | pkg { 59 | repo = 'maven' 60 | name = ARTIFACT_ID 61 | licenses = ['Apache-2.0'] 62 | labels = ['android'] 63 | 64 | version { 65 | name = VERSION_NAME 66 | vcsTag = VERSION_NAME 67 | } 68 | } 69 | } -------------------------------------------------------------------------------- /library/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | 3 | android { 4 | compileSdkVersion COMPILE_SDK_VERSION as int 5 | buildToolsVersion BUILD_TOOLS_VERSION 6 | 7 | defaultConfig { 8 | minSdkVersion MIN_SDK_VERSION as int 9 | targetSdkVersion TARGET_SDK_VERSION as int 10 | versionCode VERSION_CODE as int 11 | versionName VERSION_NAME 12 | } 13 | } 14 | 15 | dependencies { 16 | compile fileTree(dir: 'libs', include: ['*.jar']) 17 | compile 'com.android.support:appcompat-v7:22.2.0' 18 | } 19 | 20 | android.libraryVariants.all { variant -> 21 | if (variant.buildType.isDebuggable()) { 22 | return; // Skip debug builds. 23 | } 24 | task("javadoc${variant.name.capitalize()}", type: Javadoc) { 25 | description "Generates Javadoc for $variant.name." 26 | source = variant.javaCompile.source 27 | ext.androidJar = System.getenv("ANDROID_HOME") + 28 | "/platforms/${android.compileSdkVersion}/android.jar" 29 | classpath = files(variant.javaCompile.classpath.files) + files(ext.androidJar) 30 | } 31 | 32 | task("bundleJavadoc${variant.name.capitalize()}", type: Jar) { 33 | description "Bundles Javadoc into zip for $variant.name." 34 | classifier = "javadoc" 35 | from tasks["javadoc${variant.name.capitalize()}"] 36 | } 37 | } 38 | 39 | apply from: 'android-artifacts.gradle' 40 | apply from: 'bintray-publish.gradle' -------------------------------------------------------------------------------- /library/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | -------------------------------------------------------------------------------- /library/src/main/java/com/yqritc/scalableimageview/PivotPoint.java: -------------------------------------------------------------------------------- 1 | package com.yqritc.scalableimageview; 2 | 3 | /** 4 | * Created by yqritc on 2015/06/14. 5 | */ 6 | public enum PivotPoint { 7 | LEFT_TOP, 8 | LEFT_CENTER, 9 | LEFT_BOTTOM, 10 | CENTER_TOP, 11 | CENTER, 12 | CENTER_BOTTOM, 13 | RIGHT_TOP, 14 | RIGHT_CENTER, 15 | RIGHT_BOTTOM 16 | } 17 | -------------------------------------------------------------------------------- /library/src/main/java/com/yqritc/scalableimageview/ScalableImageView.java: -------------------------------------------------------------------------------- 1 | package com.yqritc.scalableimageview; 2 | 3 | import android.content.Context; 4 | import android.content.res.TypedArray; 5 | import android.graphics.Matrix; 6 | import android.graphics.drawable.Drawable; 7 | import android.util.AttributeSet; 8 | import android.widget.ImageView; 9 | 10 | /** 11 | * Created by yqritc on 2015/06/18. 12 | */ 13 | public class ScalableImageView extends ImageView { 14 | 15 | protected ScalableType mScalableType = ScalableType.NONE; 16 | 17 | public ScalableImageView(Context context) { 18 | this(context, null); 19 | } 20 | 21 | public ScalableImageView(Context context, AttributeSet attrs) { 22 | this(context, attrs, 0); 23 | } 24 | 25 | public ScalableImageView(Context context, AttributeSet attrs, int defStyleAttr) { 26 | super(context, attrs, defStyleAttr); 27 | 28 | if (attrs == null) { 29 | return; 30 | } 31 | 32 | TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.scaleStyle, 0, 0); 33 | if (a == null) { 34 | return; 35 | } 36 | 37 | int scaleType = a.getInt(R.styleable.scaleStyle_scalableType, ScalableType.NONE.ordinal()); 38 | a.recycle(); 39 | mScalableType = ScalableType.values()[scaleType]; 40 | setScaleType(ScaleType.MATRIX); 41 | } 42 | 43 | @Override 44 | protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 45 | super.onLayout(changed, left, top, right, bottom); 46 | scaleImageSize(); 47 | } 48 | 49 | public void setScalableType(ScalableType scalableType) { 50 | setScaleType(ScaleType.MATRIX); 51 | mScalableType = scalableType; 52 | } 53 | 54 | private void scaleImageSize() { 55 | Drawable drawable = getDrawable(); 56 | if (drawable == null) { 57 | return; 58 | } 59 | 60 | int imageWidth = drawable.getIntrinsicWidth(); 61 | int imageHeight = drawable.getIntrinsicHeight(); 62 | if (imageWidth <= 0 || imageHeight <= 0) { 63 | return; 64 | } 65 | 66 | int viewWidth = getWidth() - getPaddingLeft() - getPaddingRight(); 67 | int viewHeight = getHeight() - getPaddingTop() - getPaddingBottom(); 68 | if (viewWidth <= 0 || viewHeight <= 0) { 69 | return; 70 | } 71 | 72 | Size viewSize = new Size(viewWidth, viewHeight); 73 | Size imageSize = new Size(imageWidth, imageHeight); 74 | 75 | ScaleManager scaleManager = new ScaleManager(viewSize, imageSize); 76 | Matrix matrix = scaleManager.getScaleMatrix(mScalableType); 77 | if (matrix != null) { 78 | setImageMatrix(matrix); 79 | } 80 | } 81 | } 82 | -------------------------------------------------------------------------------- /library/src/main/java/com/yqritc/scalableimageview/ScalableType.java: -------------------------------------------------------------------------------- 1 | package com.yqritc.scalableimageview; 2 | 3 | /** 4 | * Created by yqritc on 2015/06/12. 5 | */ 6 | public enum ScalableType { 7 | NONE, 8 | 9 | FIT_XY, 10 | FIT_START, 11 | FIT_CENTER, 12 | FIT_END, 13 | 14 | LEFT_TOP, 15 | LEFT_CENTER, 16 | LEFT_BOTTOM, 17 | CENTER_TOP, 18 | CENTER, 19 | CENTER_BOTTOM, 20 | RIGHT_TOP, 21 | RIGHT_CENTER, 22 | RIGHT_BOTTOM, 23 | 24 | LEFT_TOP_CROP, 25 | LEFT_CENTER_CROP, 26 | LEFT_BOTTOM_CROP, 27 | CENTER_TOP_CROP, 28 | CENTER_CROP, 29 | CENTER_BOTTOM_CROP, 30 | RIGHT_TOP_CROP, 31 | RIGHT_CENTER_CROP, 32 | RIGHT_BOTTOM_CROP, 33 | 34 | START_INSIDE, 35 | CENTER_INSIDE, 36 | END_INSIDE 37 | } 38 | -------------------------------------------------------------------------------- /library/src/main/java/com/yqritc/scalableimageview/ScaleManager.java: -------------------------------------------------------------------------------- 1 | package com.yqritc.scalableimageview; 2 | 3 | import android.graphics.Matrix; 4 | import android.support.annotation.NonNull; 5 | 6 | /** 7 | * Created by yqritc on 2015/06/12. 8 | */ 9 | public class ScaleManager { 10 | 11 | private Size mViewSize; 12 | private Size mImageSize; 13 | 14 | public ScaleManager(Size viewSize, Size imageSize) { 15 | mViewSize = viewSize; 16 | mImageSize = imageSize; 17 | } 18 | 19 | public Matrix getScaleMatrix(ScalableType scale) { 20 | switch (scale) { 21 | case NONE: 22 | return getNoScale(); 23 | 24 | case FIT_XY: 25 | return fitXY(); 26 | case FIT_CENTER: 27 | return fitCenter(); 28 | case FIT_START: 29 | return fitStart(); 30 | case FIT_END: 31 | return fitEnd(); 32 | 33 | case LEFT_TOP: 34 | return getOriginalScale(PivotPoint.LEFT_TOP); 35 | case LEFT_CENTER: 36 | return getOriginalScale(PivotPoint.LEFT_CENTER); 37 | case LEFT_BOTTOM: 38 | return getOriginalScale(PivotPoint.LEFT_BOTTOM); 39 | case CENTER_TOP: 40 | return getOriginalScale(PivotPoint.CENTER_TOP); 41 | case CENTER: 42 | return getOriginalScale(PivotPoint.CENTER); 43 | case CENTER_BOTTOM: 44 | return getOriginalScale(PivotPoint.CENTER_BOTTOM); 45 | case RIGHT_TOP: 46 | return getOriginalScale(PivotPoint.RIGHT_TOP); 47 | case RIGHT_CENTER: 48 | return getOriginalScale(PivotPoint.RIGHT_CENTER); 49 | case RIGHT_BOTTOM: 50 | return getOriginalScale(PivotPoint.RIGHT_BOTTOM); 51 | 52 | case LEFT_TOP_CROP: 53 | return getCropScale(PivotPoint.LEFT_TOP); 54 | case LEFT_CENTER_CROP: 55 | return getCropScale(PivotPoint.LEFT_CENTER); 56 | case LEFT_BOTTOM_CROP: 57 | return getCropScale(PivotPoint.LEFT_BOTTOM); 58 | case CENTER_TOP_CROP: 59 | return getCropScale(PivotPoint.CENTER_TOP); 60 | case CENTER_CROP: 61 | return getCropScale(PivotPoint.CENTER); 62 | case CENTER_BOTTOM_CROP: 63 | return getCropScale(PivotPoint.CENTER_BOTTOM); 64 | case RIGHT_TOP_CROP: 65 | return getCropScale(PivotPoint.RIGHT_TOP); 66 | case RIGHT_CENTER_CROP: 67 | return getCropScale(PivotPoint.RIGHT_CENTER); 68 | case RIGHT_BOTTOM_CROP: 69 | return getCropScale(PivotPoint.RIGHT_BOTTOM); 70 | 71 | case START_INSIDE: 72 | return startInside(); 73 | case CENTER_INSIDE: 74 | return centerInside(); 75 | case END_INSIDE: 76 | return endInside(); 77 | 78 | default: 79 | return null; 80 | } 81 | } 82 | 83 | private Matrix getNoScale() { 84 | Matrix matrix = new Matrix(); 85 | matrix.postScale(1f, 1f); 86 | return matrix; 87 | } 88 | 89 | private Matrix fitXY() { 90 | Matrix matrix = new Matrix(); 91 | float sx = (float) mViewSize.getWidth() / mImageSize.getWidth(); 92 | float sy = (float) mViewSize.getHeight() / mImageSize.getHeight(); 93 | matrix.postScale(sx, sy); 94 | return matrix; 95 | } 96 | 97 | private Matrix fitStart() { 98 | return getFitScale(PivotPoint.LEFT_TOP); 99 | } 100 | 101 | private Matrix fitCenter() { 102 | return getFitScale(PivotPoint.CENTER); 103 | } 104 | 105 | private Matrix fitEnd() { 106 | return getFitScale(PivotPoint.RIGHT_BOTTOM); 107 | } 108 | 109 | private Matrix getFitScale(PivotPoint pivotPoint) { 110 | Matrix matrix = new Matrix(); 111 | float sx = (float) mViewSize.getWidth() / mImageSize.getWidth(); 112 | float sy = (float) mViewSize.getHeight() / mImageSize.getHeight(); 113 | float minScale = Math.min(sx, sy); 114 | matrix.postScale(minScale, minScale); 115 | 116 | if (sx == minScale) { 117 | postTranslateY(matrix, minScale, pivotPoint); 118 | } else { 119 | postTranslateX(matrix, minScale, pivotPoint); 120 | } 121 | return matrix; 122 | } 123 | 124 | private Matrix getOriginalScale(PivotPoint pivotPoint) { 125 | Matrix matrix = new Matrix(); 126 | matrix.postScale(1f, 1f); 127 | postTranslate(matrix, pivotPoint); 128 | return matrix; 129 | } 130 | 131 | private Matrix getCropScale(PivotPoint pivotPoint) { 132 | Matrix matrix = new Matrix(); 133 | float sx = (float) mViewSize.getWidth() / mImageSize.getWidth(); 134 | float sy = (float) mViewSize.getHeight() / mImageSize.getHeight(); 135 | float maxScale = Math.max(sx, sy); 136 | 137 | matrix.postScale(maxScale, maxScale); 138 | if (sx == maxScale) { 139 | postTranslateY(matrix, maxScale, pivotPoint); 140 | } else { 141 | postTranslateX(matrix, maxScale, pivotPoint); 142 | } 143 | return matrix; 144 | } 145 | 146 | private Matrix startInside() { 147 | if (mImageSize.getHeight() <= mViewSize.getWidth() 148 | && mImageSize.getHeight() <= mViewSize.getHeight()) { 149 | // video is smaller than view size 150 | return getOriginalScale(PivotPoint.LEFT_TOP); 151 | } else { 152 | // either of width or height of the video is larger than view size 153 | return fitStart(); 154 | } 155 | } 156 | 157 | private Matrix centerInside() { 158 | if (mImageSize.getHeight() <= mViewSize.getWidth() 159 | && mImageSize.getHeight() <= mViewSize.getHeight()) { 160 | // video is smaller than view size 161 | return getOriginalScale(PivotPoint.CENTER); 162 | } else { 163 | // either of width or height of the video is larger than view size 164 | return fitCenter(); 165 | } 166 | } 167 | 168 | private Matrix endInside() { 169 | if (mImageSize.getHeight() <= mViewSize.getWidth() 170 | && mImageSize.getHeight() <= mViewSize.getHeight()) { 171 | // video is smaller than view size 172 | return getOriginalScale(PivotPoint.RIGHT_BOTTOM); 173 | } else { 174 | // either of width or height of the video is larger than view size 175 | return fitEnd(); 176 | } 177 | } 178 | 179 | private void postTranslate(@NonNull Matrix matrix, PivotPoint pivotPoint) { 180 | float translateX = 0f; 181 | float translateY = 0f; 182 | switch (pivotPoint) { 183 | case LEFT_TOP: 184 | break; 185 | case LEFT_CENTER: 186 | translateY = (mImageSize.getHeight() - mViewSize.getHeight()) / 2f; 187 | break; 188 | case LEFT_BOTTOM: 189 | translateY = mImageSize.getHeight() - mViewSize.getHeight(); 190 | break; 191 | case CENTER_TOP: 192 | translateX = (mImageSize.getWidth() - mViewSize.getWidth()) / 2f; 193 | break; 194 | case CENTER: 195 | translateX = (mImageSize.getWidth() - mViewSize.getWidth()) / 2f; 196 | translateY = (mImageSize.getHeight() - mViewSize.getHeight()) / 2f; 197 | break; 198 | case CENTER_BOTTOM: 199 | translateX = (mImageSize.getWidth() - mViewSize.getWidth()) / 2f; 200 | translateY = mImageSize.getHeight() - mViewSize.getHeight(); 201 | break; 202 | case RIGHT_TOP: 203 | translateX = mImageSize.getWidth() - mViewSize.getWidth(); 204 | break; 205 | case RIGHT_CENTER: 206 | translateX = mImageSize.getWidth() - mViewSize.getWidth(); 207 | translateY = (mImageSize.getHeight() - mViewSize.getHeight()) / 2f; 208 | break; 209 | case RIGHT_BOTTOM: 210 | translateX = mImageSize.getWidth() - mViewSize.getWidth(); 211 | translateY = mImageSize.getHeight() - mViewSize.getHeight(); 212 | break; 213 | } 214 | 215 | matrix.postTranslate(-translateX, -translateY); 216 | } 217 | 218 | private void postTranslateX(Matrix matrix, float scale, PivotPoint pivotPoint) { 219 | float translate; 220 | switch (pivotPoint) { 221 | case CENTER_TOP: 222 | case CENTER: 223 | case CENTER_BOTTOM: 224 | translate = (mImageSize.getWidth() * scale - mViewSize.getWidth()) / 2f; 225 | matrix.postTranslate(-translate, 0); 226 | break; 227 | case RIGHT_TOP: 228 | case RIGHT_CENTER: 229 | case RIGHT_BOTTOM: 230 | translate = mImageSize.getWidth() * scale - mViewSize.getWidth(); 231 | matrix.postTranslate(-translate, 0); 232 | break; 233 | case LEFT_TOP: 234 | case LEFT_CENTER: 235 | case LEFT_BOTTOM: 236 | default: 237 | break; 238 | } 239 | } 240 | 241 | private void postTranslateY(Matrix matrix, float scale, PivotPoint pivotPoint) { 242 | float translate; 243 | switch (pivotPoint) { 244 | case LEFT_CENTER: 245 | case CENTER: 246 | case RIGHT_CENTER: 247 | translate = (mImageSize.getHeight() * scale - mViewSize.getHeight()) / 2f; 248 | matrix.postTranslate(0, -translate); 249 | break; 250 | case LEFT_BOTTOM: 251 | case CENTER_BOTTOM: 252 | case RIGHT_BOTTOM: 253 | translate = mImageSize.getHeight() * scale - mViewSize.getHeight(); 254 | matrix.postTranslate(0, -translate); 255 | break; 256 | case LEFT_TOP: 257 | case CENTER_TOP: 258 | case RIGHT_TOP: 259 | default: 260 | break; 261 | } 262 | } 263 | } -------------------------------------------------------------------------------- /library/src/main/java/com/yqritc/scalableimageview/Size.java: -------------------------------------------------------------------------------- 1 | package com.yqritc.scalableimageview; 2 | 3 | /** 4 | * Created by yqritc on 2015/06/12. 5 | */ 6 | public class Size { 7 | 8 | private int mWidth; 9 | private int mHeight; 10 | 11 | public Size(int width, int height) { 12 | mWidth = width; 13 | mHeight = height; 14 | } 15 | 16 | public int getWidth() { 17 | return mWidth; 18 | } 19 | 20 | public int getHeight() { 21 | return mHeight; 22 | } 23 | } 24 | -------------------------------------------------------------------------------- /library/src/main/res/values/attrs.xml: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | -------------------------------------------------------------------------------- /sample/build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.application' 2 | 3 | android { 4 | compileSdkVersion COMPILE_SDK_VERSION as int 5 | buildToolsVersion BUILD_TOOLS_VERSION 6 | 7 | defaultConfig { 8 | applicationId "com.yqritc.scalableimageview.sample" 9 | minSdkVersion MIN_SDK_VERSION as int 10 | targetSdkVersion TARGET_SDK_VERSION as int 11 | versionCode VERSION_CODE as int 12 | versionName VERSION_NAME 13 | } 14 | buildTypes { 15 | release { 16 | minifyEnabled false 17 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 18 | } 19 | } 20 | } 21 | 22 | dependencies { 23 | compile project(':library') 24 | // compile 'com.yqritc:android-scalableimageview:1.0.0' 25 | compile 'com.android.support:appcompat-v7:22.2.0' 26 | compile 'com.android.support:recyclerview-v7:22.2.0' 27 | } 28 | -------------------------------------------------------------------------------- /sample/sample.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/yqritc/Android-ScalableImageView/0c302dcfd7250838a266d1a3753bc8d3da803c12/sample/sample.gif -------------------------------------------------------------------------------- /sample/src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 4 | 5 | 10 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | -------------------------------------------------------------------------------- /sample/src/main/java/com/yqritc/scalableimageview/sample/MainActivity.java: -------------------------------------------------------------------------------- 1 | package com.yqritc.scalableimageview.sample; 2 | 3 | import com.yqritc.scalableimageview.ScalableImageView; 4 | import com.yqritc.scalableimageview.ScalableType; 5 | 6 | import android.os.Bundle; 7 | import android.support.v7.app.AppCompatActivity; 8 | import android.view.Menu; 9 | import android.view.MenuItem; 10 | import android.view.View; 11 | 12 | 13 | public class MainActivity extends AppCompatActivity implements View.OnClickListener { 14 | 15 | private ScalableImageView mImageView; 16 | 17 | @Override 18 | protected void onCreate(Bundle savedInstanceState) { 19 | super.onCreate(savedInstanceState); 20 | setContentView(R.layout.activity_main); 21 | 22 | mImageView = (ScalableImageView) findViewById(R.id.image_view); 23 | findViewById(R.id.btn_next).setOnClickListener(this); 24 | } 25 | 26 | @Override 27 | protected void onDestroy() { 28 | super.onDestroy(); 29 | } 30 | 31 | @Override 32 | public boolean onCreateOptionsMenu(Menu menu) { 33 | getMenuInflater().inflate(R.menu.menu_main, menu); 34 | return true; 35 | } 36 | 37 | @Override 38 | public boolean onOptionsItemSelected(MenuItem item) { 39 | ScalableType scalableType; 40 | switch (item.getItemId()) { 41 | case R.id.scale_none: 42 | scalableType = ScalableType.NONE; 43 | break; 44 | 45 | case R.id.scale_fit_xy: 46 | scalableType = ScalableType.FIT_XY; 47 | break; 48 | case R.id.scale_fit_start: 49 | scalableType = ScalableType.FIT_START; 50 | break; 51 | case R.id.scale_fit_center: 52 | scalableType = ScalableType.FIT_CENTER; 53 | break; 54 | case R.id.scale_fit_end: 55 | scalableType = ScalableType.FIT_END; 56 | break; 57 | 58 | case R.id.scale_left_top: 59 | scalableType = ScalableType.LEFT_TOP; 60 | break; 61 | case R.id.scale_left_center: 62 | scalableType = ScalableType.LEFT_CENTER; 63 | break; 64 | case R.id.scale_left_bottom: 65 | scalableType = ScalableType.LEFT_BOTTOM; 66 | break; 67 | case R.id.scale_center_top: 68 | scalableType = ScalableType.CENTER_TOP; 69 | break; 70 | case R.id.scale_center: 71 | scalableType = ScalableType.CENTER; 72 | break; 73 | case R.id.scale_center_bottom: 74 | scalableType = ScalableType.CENTER_BOTTOM; 75 | break; 76 | case R.id.scale_right_top: 77 | scalableType = ScalableType.RIGHT_TOP; 78 | break; 79 | case R.id.scale_right_center: 80 | scalableType = ScalableType.RIGHT_CENTER; 81 | break; 82 | case R.id.scale_right_bottom: 83 | scalableType = ScalableType.RIGHT_BOTTOM; 84 | break; 85 | 86 | case R.id.scale_left_top_crop: 87 | scalableType = ScalableType.LEFT_TOP_CROP; 88 | break; 89 | case R.id.scale_left_center_crop: 90 | scalableType = ScalableType.LEFT_CENTER_CROP; 91 | break; 92 | case R.id.scale_left_bottom_crop: 93 | scalableType = ScalableType.LEFT_BOTTOM_CROP; 94 | break; 95 | case R.id.scale_center_top_crop: 96 | scalableType = ScalableType.CENTER_TOP_CROP; 97 | break; 98 | case R.id.scale_center_crop: 99 | scalableType = ScalableType.CENTER_CROP; 100 | break; 101 | case R.id.scale_center_bottom_crop: 102 | scalableType = ScalableType.CENTER_BOTTOM_CROP; 103 | break; 104 | case R.id.scale_right_top_crop: 105 | scalableType = ScalableType.RIGHT_TOP_CROP; 106 | break; 107 | case R.id.scale_right_center_crop: 108 | scalableType = ScalableType.RIGHT_CENTER_CROP; 109 | break; 110 | case R.id.scale_right_bottom_crop: 111 | scalableType = ScalableType.RIGHT_BOTTOM_CROP; 112 | break; 113 | 114 | case R.id.scale_start_inside: 115 | scalableType = ScalableType.START_INSIDE; 116 | break; 117 | case R.id.scale_center_inside: 118 | scalableType = ScalableType.CENTER_INSIDE; 119 | break; 120 | case R.id.scale_end_inside: 121 | scalableType = ScalableType.END_INSIDE; 122 | break; 123 | 124 | default: 125 | return super.onOptionsItemSelected(item); 126 | 127 | } 128 | 129 | mImageView.setScalableType(scalableType); 130 | mImageView.requestLayout(); 131 | return true; 132 | } 133 | 134 | @Override 135 | public void onClick(View v) { 136 | switch (v.getId()) { 137 | case R.id.btn_next: 138 | SampleActivity.startActivity(this); 139 | break; 140 | default: 141 | break; 142 | } 143 | } 144 | } 145 | -------------------------------------------------------------------------------- /sample/src/main/java/com/yqritc/scalableimageview/sample/SampleActivity.java: -------------------------------------------------------------------------------- 1 | package com.yqritc.scalableimageview.sample; 2 | 3 | import android.content.Context; 4 | import android.content.Intent; 5 | import android.os.Bundle; 6 | import android.support.v7.app.AppCompatActivity; 7 | import android.support.v7.widget.LinearLayoutManager; 8 | import android.support.v7.widget.RecyclerView; 9 | import android.view.Menu; 10 | import android.view.MenuItem; 11 | 12 | /** 13 | * Created by yqritc on 2015/06/18. 14 | */ 15 | public class SampleActivity extends AppCompatActivity { 16 | 17 | private RecyclerView mRecyclerView; 18 | private SampleAdapter mSampleAdapter; 19 | 20 | public static void startActivity(Context context) { 21 | Intent intent = new Intent(context, SampleActivity.class); 22 | context.startActivity(intent); 23 | } 24 | 25 | @Override 26 | protected void onCreate(Bundle savedInstanceState) { 27 | super.onCreate(savedInstanceState); 28 | setContentView(R.layout.activity_sample); 29 | 30 | mRecyclerView = (RecyclerView) findViewById(R.id.recyclerview); 31 | mSampleAdapter = new SampleAdapter(this); 32 | mRecyclerView.setAdapter(mSampleAdapter); 33 | mRecyclerView.setLayoutManager(new LinearLayoutManager(this)); 34 | } 35 | 36 | @Override 37 | public boolean onCreateOptionsMenu(Menu menu) { 38 | getMenuInflater().inflate(R.menu.menu_sample, menu); 39 | return true; 40 | } 41 | 42 | @Override 43 | public boolean onOptionsItemSelected(MenuItem item) { 44 | switch (item.getItemId()) { 45 | case R.id.sample_landscape: 46 | mSampleAdapter.setImageResId(R.drawable.landscape_sample); 47 | break; 48 | case R.id.sample_portrait: 49 | mSampleAdapter.setImageResId(R.drawable.portrait_sample); 50 | break; 51 | default: 52 | break; 53 | } 54 | return true; 55 | } 56 | } 57 | -------------------------------------------------------------------------------- /sample/src/main/java/com/yqritc/scalableimageview/sample/SampleAdapter.java: -------------------------------------------------------------------------------- 1 | package com.yqritc.scalableimageview.sample; 2 | 3 | import com.yqritc.scalableimageview.ScalableImageView; 4 | import com.yqritc.scalableimageview.ScalableType; 5 | 6 | import android.content.Context; 7 | import android.support.annotation.DrawableRes; 8 | import android.support.v7.widget.RecyclerView; 9 | import android.view.LayoutInflater; 10 | import android.view.View; 11 | import android.view.ViewGroup; 12 | import android.widget.TextView; 13 | 14 | /** 15 | * Created by yqritc on 2015/06/14. 16 | */ 17 | public class SampleAdapter extends RecyclerView.Adapter { 18 | 19 | @DrawableRes 20 | private int mImageResId; 21 | private LayoutInflater mLayoutInflater; 22 | 23 | public SampleAdapter(Context context) { 24 | super(); 25 | mImageResId = R.drawable.landscape_sample; 26 | mLayoutInflater = LayoutInflater.from(context); 27 | } 28 | 29 | @Override 30 | public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) { 31 | View view = mLayoutInflater.inflate(R.layout.layout_sample_item, parent, false); 32 | return new ViewHolder(view); 33 | } 34 | 35 | @Override 36 | public void onBindViewHolder(ViewHolder holder, int position) { 37 | Context context = holder.itemView.getContext(); 38 | 39 | ScalableType scalableType = ScalableType.values()[position]; 40 | holder.mTextView.setText(context.getString(R.string.sample_scale_title, position, 41 | scalableType.toString())); 42 | 43 | holder.mImageView.setImageResource(mImageResId); 44 | holder.mImageView.setScalableType(scalableType); 45 | holder.mImageView.requestLayout(); 46 | } 47 | 48 | @Override 49 | public int getItemCount() { 50 | return ScalableType.values().length; 51 | } 52 | 53 | public void setImageResId(@DrawableRes int id) { 54 | mImageResId = id; 55 | notifyDataSetChanged(); 56 | } 57 | 58 | static class ViewHolder extends RecyclerView.ViewHolder { 59 | 60 | TextView mTextView; 61 | ScalableImageView mImageView; 62 | 63 | public ViewHolder(View view) { 64 | super(view); 65 | mTextView = (TextView) view.findViewById(R.id.title_text); 66 | mImageView = (ScalableImageView) view.findViewById(R.id.image_view); 67 | } 68 | } 69 | } 70 | -------------------------------------------------------------------------------- /sample/src/main/res/drawable-xxhdpi/landscape_sample.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/yqritc/Android-ScalableImageView/0c302dcfd7250838a266d1a3753bc8d3da803c12/sample/src/main/res/drawable-xxhdpi/landscape_sample.jpg -------------------------------------------------------------------------------- /sample/src/main/res/drawable-xxhdpi/portrait_sample.jpg: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/yqritc/Android-ScalableImageView/0c302dcfd7250838a266d1a3753bc8d3da803c12/sample/src/main/res/drawable-xxhdpi/portrait_sample.jpg -------------------------------------------------------------------------------- /sample/src/main/res/layout/activity_main.xml: -------------------------------------------------------------------------------- 1 | 5 | 6 | 11 | 12 | 19 | 20 |