mList = Arrays.asList("军事", "政治", "娱乐", "头条", "段子", "视频", "直播");
25 |
26 |
27 | @Override
28 | protected void onCreate(Bundle savedInstanceState) {
29 | super.onCreate(savedInstanceState);
30 | setContentView(R.layout.activity_main);
31 |
32 | initView();
33 | init();
34 |
35 | //设置线性指示器左右Padding
36 | // mIndicator.setStyleLinePadding(10);
37 | //设置title
38 | // mIndicator.setTitle("哈哈哈",1);
39 | // mIndicator.setTitleList(mList);
40 |
41 | // Indicator选中监听
42 | mIndicator.setOnIndicatorSelected(new RVPIndicator.OnIndicatorSelected() {
43 |
44 | @Override
45 | public void setOnIndicatorSelected(int position, String title) {
46 | Log.w("TAG", "setOnIndicatorSelected");
47 |
48 | }
49 | });
50 |
51 | // PageChange监听
52 | mIndicator.setOnPageChangeListener(new RVPIndicator.PageChangeListener() {
53 |
54 | @Override
55 | public void onPageSelected(int position) {
56 | Log.w("TAG", "onPageSelected");
57 | }
58 |
59 | @Override
60 | public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
61 | Log.w("TAG", "onPageScrolled");
62 | }
63 |
64 | @Override
65 | public void onPageScrollStateChanged(int state) {
66 | Log.w("TAG", "onPageScrollStateChanged");
67 | }
68 | });
69 | }
70 |
71 | private void init() {
72 |
73 | for (String data : mList) {
74 | VpSimpleFragment fragment = VpSimpleFragment.newInstance(data);
75 | mTabContents.add(fragment);
76 | }
77 |
78 | mAdapter = new FragmentPagerAdapter(getSupportFragmentManager()) {
79 | @Override
80 | public int getCount() {
81 | return mTabContents.size();
82 | }
83 |
84 | @Override
85 | public Fragment getItem(int position) {
86 | return mTabContents.get(position);
87 | }
88 | };
89 |
90 | // 设置Tab上的标题
91 | mIndicator.setTitleList(mList);
92 | mIndicator1.setTitleList(mList);
93 | mIndicator3.setTitleList(mList);
94 | mIndicator4.setTitleList(mList);
95 |
96 | // 设置关联的ViewPager
97 | mIndicator.setViewPager(mViewPager, 0);
98 |
99 | //设置Adapter
100 | mViewPager.setAdapter(mAdapter);
101 |
102 | }
103 |
104 | private void initView() {
105 | mViewPager = (ViewPager) findViewById(R.id.vp_content);
106 | mIndicator = (RVPIndicator) findViewById(R.id.vp_indicator);
107 | mIndicator1 = (RVPIndicator) findViewById(R.id.vp_indicator1);
108 | mIndicator3 = (RVPIndicator) findViewById(R.id.vp_indicator3);
109 | mIndicator4 = (RVPIndicator) findViewById(R.id.vp_indicator4);
110 | }
111 |
112 | }
113 |
--------------------------------------------------------------------------------
/app/src/main/java/com/ruffian/widget/VpSimpleFragment.java:
--------------------------------------------------------------------------------
1 | package com.ruffian.widget;
2 |
3 | import android.os.Bundle;
4 | import android.support.v4.app.Fragment;
5 | import android.view.Gravity;
6 | import android.view.LayoutInflater;
7 | import android.view.View;
8 | import android.view.ViewGroup;
9 | import android.widget.TextView;
10 |
11 | public class VpSimpleFragment extends Fragment {
12 | public static final String BUNDLE_TITLE = "title";
13 | private String mTitle = "DefaultValue";
14 |
15 | @Override
16 | public View onCreateView(LayoutInflater inflater, ViewGroup container,
17 | Bundle savedInstanceState) {
18 | Bundle arguments = getArguments();
19 | if (arguments != null) {
20 | mTitle = arguments.getString(BUNDLE_TITLE);
21 | }
22 |
23 | TextView tv = new TextView(getActivity());
24 | tv.setText(mTitle);
25 | tv.setGravity(Gravity.CENTER);
26 |
27 | return tv;
28 | }
29 |
30 | public static VpSimpleFragment newInstance(String title) {
31 | Bundle bundle = new Bundle();
32 | bundle.putString(BUNDLE_TITLE, title);
33 | VpSimpleFragment fragment = new VpSimpleFragment();
34 | fragment.setArguments(bundle);
35 | return fragment;
36 | }
37 | }
38 |
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/app/src/main/res/layout/activity_main.xml:
--------------------------------------------------------------------------------
1 |
2 |
8 |
9 |
22 |
23 |
24 |
37 |
38 |
51 |
52 |
53 |
65 |
66 |
70 |
71 |
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/app/src/main/res/mipmap-hdpi/ic_launcher.png:
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https://raw.githubusercontent.com/RuffianZhong/RVPIndicator/c38a9223c36aa92f2f5fd0c0b1a5a0b357a54ae3/app/src/main/res/mipmap-hdpi/ic_launcher.png
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/app/src/main/res/mipmap-mdpi/ic_launcher.png:
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https://raw.githubusercontent.com/RuffianZhong/RVPIndicator/c38a9223c36aa92f2f5fd0c0b1a5a0b357a54ae3/app/src/main/res/mipmap-mdpi/ic_launcher.png
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/app/src/main/res/mipmap-xhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/RuffianZhong/RVPIndicator/c38a9223c36aa92f2f5fd0c0b1a5a0b357a54ae3/app/src/main/res/mipmap-xhdpi/ic_launcher.png
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/app/src/main/res/mipmap-xxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/RuffianZhong/RVPIndicator/c38a9223c36aa92f2f5fd0c0b1a5a0b357a54ae3/app/src/main/res/mipmap-xxhdpi/ic_launcher.png
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/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png:
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https://raw.githubusercontent.com/RuffianZhong/RVPIndicator/c38a9223c36aa92f2f5fd0c0b1a5a0b357a54ae3/app/src/main/res/mipmap-xxxhdpi/ic_launcher.png
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/app/src/main/res/values-w820dp/dimens.xml:
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1 |
2 |
5 | 64dp
6 |
7 |
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/app/src/main/res/values/colors.xml:
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1 |
2 |
3 | #3F51B5
4 | #303F9F
5 | #FF4081
6 |
7 |
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/app/src/main/res/values/dimens.xml:
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1 |
2 |
3 | 16dp
4 | 16dp
5 |
6 |
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/app/src/main/res/values/strings.xml:
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1 |
2 | RVPIndicator
3 |
4 |
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/app/src/main/res/values/styles.xml:
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1 |
2 |
3 |
4 |
10 |
11 |
12 |
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/app/src/test/java/com/ruffian/widget/ExampleUnitTest.java:
--------------------------------------------------------------------------------
1 | package com.ruffian.widget;
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() throws Exception {
15 | assertEquals(4, 2 + 2);
16 | }
17 | }
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/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:2.2.2'
9 |
10 | // NOTE: Do not place your application dependencies here; they belong
11 | // in the individual module build.gradle files
12 | classpath 'com.novoda:bintray-release:0.3.4'
13 | }
14 | }
15 |
16 | allprojects {
17 | repositories {
18 | jcenter()
19 | }
20 | tasks.withType(Javadoc) {
21 | options {
22 | encoding "UTF-8"
23 | charSet 'UTF-8'
24 | links "http://docs.oracle.com/javase/7/docs/api"
25 | }
26 | }
27 | }
28 |
29 | task clean(type: Delete) {
30 | delete rootProject.buildDir
31 | }
32 |
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/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 | org.gradle.jvmargs=-Xmx1536m
13 |
14 | # When configured, Gradle will run in incubating parallel mode.
15 | # This option should only be used with decoupled projects. More details, visit
16 | # http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
17 | # org.gradle.parallel=true
18 |
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/gradle/wrapper/gradle-wrapper.jar:
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https://raw.githubusercontent.com/RuffianZhong/RVPIndicator/c38a9223c36aa92f2f5fd0c0b1a5a0b357a54ae3/gradle/wrapper/gradle-wrapper.jar
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/gradle/wrapper/gradle-wrapper.properties:
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1 | #Mon Dec 28 10:00:20 PST 2015
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-2.14.1-all.zip
7 |
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/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 |
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/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 |
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/icon1.gif:
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https://raw.githubusercontent.com/RuffianZhong/RVPIndicator/c38a9223c36aa92f2f5fd0c0b1a5a0b357a54ae3/icon1.gif
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/icon2.gif:
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https://raw.githubusercontent.com/RuffianZhong/RVPIndicator/c38a9223c36aa92f2f5fd0c0b1a5a0b357a54ae3/icon2.gif
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/library/.gitignore:
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1 | /build
2 |
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/library/build.gradle:
--------------------------------------------------------------------------------
1 | apply plugin: 'com.android.library'
2 | apply plugin: 'com.novoda.bintray-release'
3 |
4 | android {
5 | compileSdkVersion 25
6 | buildToolsVersion "25.0.3"
7 |
8 | defaultConfig {
9 | minSdkVersion 14
10 | targetSdkVersion 25
11 | versionCode 1
12 | versionName "1.0"
13 |
14 | testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
15 |
16 | }
17 | buildTypes {
18 | release {
19 | minifyEnabled false
20 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
21 | }
22 | }
23 | android {
24 | lintOptions {
25 | abortOnError false
26 | }
27 | }
28 | }
29 |
30 | dependencies {
31 | compile fileTree(dir: 'libs', include: ['*.jar'])
32 | androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
33 | exclude group: 'com.android.support', module: 'support-annotations'
34 | })
35 | compile 'com.android.support:appcompat-v7:25.3.1'
36 | testCompile 'junit:junit:4.12'
37 | }
38 |
39 | publish {
40 | userOrg = 'ruffian'
41 | groupId = 'com.ruffian.library'
42 | artifactId = 'RVPIndicator'
43 | publishVersion = '1.0.6'
44 | desc = 'A Indicator for ViewPager easy to use.'
45 | website = 'https://github.com/RuffianZhong/RVPIndicator'
46 | }
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/library/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 D:\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 |
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/library/src/main/AndroidManifest.xml:
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1 |
2 |
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/library/src/main/java/com/ruffian/library/RVPIndicator.java:
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1 | package com.ruffian.library;
2 |
3 | import android.content.Context;
4 | import android.content.res.TypedArray;
5 | import android.graphics.Bitmap;
6 | import android.graphics.Bitmap.Config;
7 | import android.graphics.BitmapFactory;
8 | import android.graphics.Canvas;
9 | import android.graphics.Color;
10 | import android.graphics.Paint;
11 | import android.graphics.Paint.Style;
12 | import android.graphics.Path;
13 | import android.graphics.Rect;
14 | import android.graphics.drawable.BitmapDrawable;
15 | import android.graphics.drawable.Drawable;
16 | import android.graphics.drawable.NinePatchDrawable;
17 | import android.support.v4.view.ViewPager;
18 | import android.support.v4.view.ViewPager.OnPageChangeListener;
19 | import android.util.AttributeSet;
20 | import android.util.TypedValue;
21 | import android.view.Gravity;
22 | import android.view.View;
23 | import android.widget.LinearLayout;
24 | import android.widget.TextView;
25 |
26 | import java.util.ArrayList;
27 | import java.util.List;
28 |
29 | /**
30 | * RVPIndicator
31 | *
32 | * ViewPager指示器 实现联动，自身滚动
33 | * 支持类型 : 下滑线，三角形，全背景，图片
34 | *
35 | * https://github.com/RuffianZhong/RVPIndicator
36 | *
37 | * @author ZhongDaFeng
38 | */
39 | public class RVPIndicator extends LinearLayout {
40 |
41 | // 指示器风格-图标
42 | private static final int STYLE_BITMAP = 0;
43 | // 指示器风格-下划线
44 | private static final int STYLE_LINE = 1;
45 | // 指示器风格-三角形
46 | private static final int STYLE_TRIANGLE = 2;
47 |
48 | /**
49 | * 系统默认:Tab数量
50 | */
51 | private static final int D_TAB_COUNT = 3;
52 |
53 | /**
54 | * 系统默认:文字正常时颜色
55 | */
56 | private static final int D_TEXT_COLOR_NORMAL = Color.parseColor("#000000");
57 |
58 | /**
59 | * 系统默认:文字选中时颜色
60 | */
61 | private static final int D_TEXT_COLOR_HIGHLIGHT = Color
62 | .parseColor("#FF0000");
63 |
64 | /**
65 | * 系统默认:指示器颜色
66 | */
67 | private static final int D_INDICATOR_COLOR = Color.parseColor("#f29b76");
68 |
69 | /**
70 | * tab上的内容
71 | */
72 | private List mTabTitles = new ArrayList();
73 |
74 | /**
75 | * 可见tab数量
76 | */
77 | private int mTabVisibleCount = D_TAB_COUNT;
78 |
79 | /**
80 | * 与之绑定的ViewPager
81 | */
82 | public ViewPager mViewPager;
83 |
84 | /**
85 | * 文字大小
86 | */
87 | private int mTextSize;
88 |
89 | /**
90 | * 文字正常时的颜色
91 | */
92 | private int mTextColorNormal = D_TEXT_COLOR_NORMAL;
93 |
94 | /**
95 | * 文字选中时的颜色
96 | */
97 | private int mTextColorHighlight = D_TEXT_COLOR_HIGHLIGHT;
98 |
99 | /**
100 | * 指示器正常时的颜色
101 | */
102 | private int mIndicatorColor = D_INDICATOR_COLOR;
103 |
104 | /**
105 | * 画笔
106 | */
107 | private Paint mPaint;
108 |
109 | /**
110 | * 矩形
111 | */
112 | private Rect mRectF;
113 |
114 | /**
115 | * bitmap
116 | */
117 | private Bitmap mBitmap;
118 |
119 | /**
120 | * 指示器高
121 | */
122 | private int mIndicatorHeight = -1;
123 |
124 | /**
125 | * 指示器宽
126 | */
127 | private int mIndicatorWidth = -1;
128 |
129 | /**
130 | * 手指滑动时的偏移量
131 | */
132 | private float mTranslationX;
133 |
134 | /**
135 | * 指示器风格
136 | */
137 | private int mIndicatorStyle = STYLE_LINE;
138 |
139 | /**
140 | * 曲线path
141 | */
142 | private Path mPath;
143 |
144 | /**
145 | * viewPage初始下标
146 | */
147 | private int mPosition = 0;
148 |
149 | /**
150 | * 线性指示器左右padding，默认根据数量均分屏幕
151 | */
152 | private int mStyleLinePadding = 0;
153 |
154 | public RVPIndicator(Context context) {
155 | this(context, null);
156 | }
157 |
158 | public RVPIndicator(Context context, AttributeSet attrs) {
159 | super(context, attrs);
160 | setGravity(Gravity.CENTER_VERTICAL);
161 | // 获得自定义属性
162 | TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.RVPIndicator);
163 | mTabVisibleCount = a.getInt(R.styleable.RVPIndicator_indicator_visible_count, D_TAB_COUNT);
164 | mTextColorNormal = a.getColor(R.styleable.RVPIndicator_text_color_normal, D_TEXT_COLOR_NORMAL);
165 | mTextColorHighlight = a.getColor(R.styleable.RVPIndicator_text_color_selected, D_TEXT_COLOR_HIGHLIGHT);
166 | mTextSize = a.getDimensionPixelSize(R.styleable.RVPIndicator_text_size, dip2px(context, 16));
167 | mIndicatorColor = a.getColor(R.styleable.RVPIndicator_indicator_color, D_INDICATOR_COLOR);
168 | mIndicatorStyle = a.getInt(R.styleable.RVPIndicator_indicator_style, STYLE_LINE);
169 | mStyleLinePadding = a.getDimensionPixelSize(R.styleable.RVPIndicator_style_line_padding, 0);
170 | mIndicatorHeight = a.getDimensionPixelSize(R.styleable.RVPIndicator_indicator_height, -1);
171 | mIndicatorWidth = a.getDimensionPixelSize(R.styleable.RVPIndicator_indicator_width, -1);
172 | Drawable drawable = a.getDrawable(R.styleable.RVPIndicator_style_bitmap_src);
173 |
174 | if (drawable != null) {
175 | if (drawable instanceof BitmapDrawable) {
176 | mBitmap = ((BitmapDrawable) drawable).getBitmap();
177 | } else if (drawable instanceof NinePatchDrawable) {
178 | // .9图处理
179 | Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(), Config.ARGB_8888);
180 | Canvas canvas = new Canvas(bitmap);
181 | drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
182 | drawable.draw(canvas);
183 | mBitmap = bitmap;
184 | }
185 | } else {
186 | mBitmap = BitmapFactory.decodeResource(getResources(), R.drawable.icon);
187 | }
188 |
189 | a.recycle();
190 |
191 | /**
192 | * 设置画笔
193 | */
194 | mPaint = new Paint();
195 | mPaint.setAntiAlias(true);
196 | mPaint.setColor(mIndicatorColor);
197 | mPaint.setStyle(Style.FILL);
198 |
199 | }
200 |
201 | /**
202 | * 初始化指示器
203 | */
204 | @Override
205 | protected void onSizeChanged(int w, int h, int oldw, int oldh) {
206 | super.onSizeChanged(w, h, oldw, oldh);
207 | switch (mIndicatorStyle) {
208 | case STYLE_LINE:
209 | /**
210 | * 下划线指示器:宽与item相等,高:0 没有指示器；未设置：item的1/10 ；具体值
211 | */
212 | mIndicatorWidth = mIndicatorWidth < 0 ? (w / mTabVisibleCount) - (mStyleLinePadding * 2) : mIndicatorWidth;
213 | mIndicatorHeight = mIndicatorHeight < 0 ? h / 10 : mIndicatorHeight;
214 | mTranslationX = 0;
215 | mRectF = new Rect(mStyleLinePadding, 0, mIndicatorWidth + mStyleLinePadding, mIndicatorHeight);
216 | break;
217 | case STYLE_BITMAP:
218 | /**
219 | * 方形/图标指示器:宽,高与item相等
220 | */
221 | mIndicatorWidth = mIndicatorWidth < 0 ? w / mTabVisibleCount : mIndicatorWidth;
222 | mIndicatorHeight = mIndicatorHeight < 0 ? h : mIndicatorHeight;
223 | mTranslationX = 0;
224 | mRectF = new Rect(0, 0, mIndicatorWidth, mIndicatorHeight);
225 | break;
226 | case STYLE_TRIANGLE:
227 | /**
228 | * 三角形指示器:宽与item(1/5)相等,高item的1/5
229 | */
230 | mIndicatorWidth = mIndicatorWidth < 0 ? w / mTabVisibleCount / 5 : mIndicatorWidth;
231 | mIndicatorHeight = mIndicatorHeight < 0 ? h / 5 : mIndicatorHeight;
232 | mTranslationX = 0;
233 | break;
234 | }
235 | // 初始化tabItem
236 | setTabItem();
237 |
238 | // 高亮
239 | setSelectedTextView(mPosition);
240 | }
241 |
242 | /**
243 | * 绘制指示器(子view)
244 | */
245 | @Override
246 | protected void dispatchDraw(Canvas canvas) {
247 | // 保存画布
248 | canvas.save();
249 | switch (mIndicatorStyle) {
250 | case STYLE_BITMAP:
251 | canvas.translate(mTranslationX, 0);
252 | canvas.drawBitmap(mBitmap, null, mRectF, mPaint);
253 | break;
254 | case STYLE_LINE:
255 | canvas.translate(mTranslationX, getHeight() - mIndicatorHeight);
256 | canvas.drawRect(mRectF, mPaint);
257 | break;
258 | case STYLE_TRIANGLE:
259 | canvas.translate(mTranslationX, 0);
260 | // 笔锋圆滑度
261 | // mPaint.setPathEffect(new CornerPathEffect(10));
262 | mPath = new Path();
263 | int midOfTab = getWidth() / mTabVisibleCount / 2;
264 | mPath.moveTo(midOfTab, getHeight() - mIndicatorHeight);
265 | mPath.lineTo(midOfTab - mIndicatorWidth / 2, getHeight());
266 | mPath.lineTo(midOfTab + mIndicatorWidth / 2, getHeight());
267 | mPath.close();
268 | canvas.drawPath(mPath, mPaint);
269 | break;
270 | }
271 | // 恢复画布
272 | canvas.restore();
273 | super.dispatchDraw(canvas);
274 | }
275 |
276 | /**
277 | * 设置titles
278 | *
279 | * @param titleList
280 | */
281 | public void setTitleList(List titleList) {
282 | mTabTitles.clear();
283 | mTabTitles.addAll(titleList);
284 | setTabItem();
285 | }
286 |
287 | /**
288 | * 设置title
289 | *
290 | * @param title
291 | * @param pos
292 | */
293 | public void setTitle(String title, int pos) {
294 | int size = mTabTitles.size();
295 | if (pos >= size) {
296 | return;
297 | }
298 | for (int i = 0; i < size; i++) {
299 | if (pos == i) {
300 | mTabTitles.set(i, title);
301 | }
302 | }
303 | setTabItem();
304 | }
305 |
306 | /**
307 | * 设置关联viewPager
308 | *
309 | * @param viewPager
310 | * @param pos
311 | */
312 | @SuppressWarnings("deprecation")
313 | public void setViewPager(ViewPager viewPager, int pos) {
314 | this.mViewPager = viewPager;
315 | mViewPager.setOnPageChangeListener(new OnPageChangeListener() {
316 | @Override
317 | public void onPageSelected(int position) {
318 | // 设置文本高亮
319 | setSelectedTextView(position);
320 |
321 | // 回调
322 | if (onPageChangeListener != null) {
323 | onPageChangeListener.onPageSelected(position);
324 | }
325 |
326 | //回调
327 | if (mOnIndicatorSelected != null) {
328 | mOnIndicatorSelected.setOnIndicatorSelected(position,
329 | mTabTitles == null ? "" : mTabTitles.get(position));
330 | }
331 |
332 | }
333 |
334 | @Override
335 | public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
336 | // scoll
337 | onScoll(position, positionOffset);
338 | // 回调
339 | if (onPageChangeListener != null) {
340 | onPageChangeListener.onPageScrolled(position,
341 | positionOffset, positionOffsetPixels);
342 | }
343 | }
344 |
345 | @Override
346 | public void onPageScrollStateChanged(int state) {
347 | // 回调
348 | if (onPageChangeListener != null) {
349 | onPageChangeListener.onPageScrollStateChanged(state);
350 | }
351 | }
352 | });
353 |
354 | // 设置当前页
355 | mViewPager.setCurrentItem(pos);
356 | mPosition = pos;
357 |
358 | //回调
359 | if (mOnIndicatorSelected != null) {
360 | mOnIndicatorSelected.setOnIndicatorSelected(pos,
361 | mTabTitles == null ? "" : mTabTitles.get(pos));
362 | }
363 |
364 | }
365 |
366 | /**
367 | * 线性指示器左右padding
368 | *
369 | * @param styleLinePadding
370 | */
371 | public void setStyleLinePadding(int styleLinePadding) {
372 | this.mStyleLinePadding = dip2px(getContext(), styleLinePadding);
373 | /**
374 | * 重绘指示器
375 | */
376 | mIndicatorWidth = mIndicatorWidth < 0 ? (getWidth() / mTabVisibleCount) - (mStyleLinePadding * 2) : mIndicatorWidth;
377 | mIndicatorHeight = mIndicatorHeight < 0 ? getHeight() / 10 : mIndicatorHeight;
378 | mRectF = new Rect(mStyleLinePadding, 0, mIndicatorWidth + mStyleLinePadding, mIndicatorHeight);
379 | invalidate();
380 | }
381 |
382 | /**
383 | * 设置tabItem
384 | */
385 | private void setTabItem() {
386 | if (mTabTitles != null && mTabTitles.size() > 0) {
387 | if (this.getChildCount() != 0) {
388 | this.removeAllViews();
389 | }
390 | for (String title : mTabTitles) {
391 | addView(createTextView(title));
392 | measure(0, 0);
393 | }
394 |
395 | // 设置点击事件
396 | setItemClickEvent();
397 | }
398 |
399 | }
400 |
401 | /**
402 | * 设置点击事件
403 | */
404 | private void setItemClickEvent() {
405 | int cCount = getChildCount();
406 | for (int i = 0; i < cCount; i++) {
407 | final int j = i;
408 | View view = getChildAt(i);
409 | view.setOnClickListener(new OnClickListener() {
410 | @Override
411 | public void onClick(View v) {
412 | mViewPager.setCurrentItem(j);
413 | }
414 | });
415 | }
416 | }
417 |
418 | /**
419 | * 设置文本高亮
420 | *
421 | * @param position
422 | */
423 | private void setSelectedTextView(int position) {
424 | for (int i = 0; i < getChildCount(); i++) {
425 | View view = getChildAt(i);
426 | if (view instanceof TextView) {
427 | if (i == position) {
428 | ((TextView) view).setTextColor(mTextColorHighlight);
429 | } else {
430 | ((TextView) view).setTextColor(mTextColorNormal);
431 | }
432 | }
433 | }
434 | }
435 |
436 | /**
437 | * 滚动
438 | *
439 | * @param position
440 | * @param offset
441 | */
442 | private void onScoll(int position, float offset) {
443 |
444 | // 不断改变偏移量，invalidate
445 | mTranslationX = getWidth() / mTabVisibleCount * (position + offset);
446 |
447 | int tabWidth = getWidth() / mTabVisibleCount;
448 |
449 | // 容器滚动，当移动到倒数第二个的时候，开始滚动
450 | if (offset > 0 && position >= (mTabVisibleCount - 2)
451 | && getChildCount() > mTabVisibleCount
452 | && position < (getChildCount() - 2)) {
453 | if (mTabVisibleCount != 1) {
454 |
455 | int xValue = (position - (mTabVisibleCount - 2)) * tabWidth
456 | + (int) (tabWidth * offset);
457 | this.scrollTo(xValue, 0);
458 |
459 | } else {
460 | // 为count为1时 的特殊处理
461 | this.scrollTo(position * tabWidth + (int) (tabWidth * offset),
462 | 0);
463 | }
464 | }
465 |
466 | invalidate();
467 | }
468 |
469 | /**
470 | * 创建标题view
471 | *
472 | * @param text
473 | * @return
474 | */
475 | private TextView createTextView(String text) {
476 | TextView tv = new TextView(getContext());
477 | LayoutParams lp = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
478 | lp.width = getWidth() / mTabVisibleCount;
479 | tv.setGravity(Gravity.CENTER);
480 | tv.setTextColor(mTextColorNormal);
481 | tv.setText(text);
482 | tv.setTextSize(TypedValue.COMPLEX_UNIT_PX, mTextSize);
483 | tv.setLayoutParams(lp);
484 | return tv;
485 | }
486 |
487 |
488 | public interface PageChangeListener {
489 |
490 | void onPageSelected(int position);
491 |
492 | void onPageScrollStateChanged(int state);
493 |
494 | void onPageScrolled(int position, float positionOffset, int positionOffsetPixels);
495 | }
496 |
497 | public interface OnIndicatorSelected {
498 | void setOnIndicatorSelected(int position, String title);
499 | }
500 |
501 | private PageChangeListener onPageChangeListener;
502 |
503 | private OnIndicatorSelected mOnIndicatorSelected;
504 |
505 | public void setOnPageChangeListener(PageChangeListener pageChangeListener) {
506 | this.onPageChangeListener = pageChangeListener;
507 | }
508 |
509 | public void setOnIndicatorSelected(OnIndicatorSelected mOnIndicatorSelected) {
510 | this.mOnIndicatorSelected = mOnIndicatorSelected;
511 | }
512 |
513 | private int dip2px(Context context, float dpValue) {
514 | final float scale = context.getResources().getDisplayMetrics().density;
515 | return (int) (dpValue * scale + 0.5f);
516 | }
517 | }
518 |
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/library/src/main/res/drawable-xxhdpi/icon.9.png:
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/library/src/main/res/values/attr.xml:
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/settings.gradle:
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