├── .gitignore ├── LICENSE.md ├── README.md ├── build.gradle ├── demo └── materialcheckbox-demo.gif ├── proguard-rules.pro └── src ├── androidTest └── java │ └── in │ └── ishankhanna │ └── materialcheckboxview │ └── ApplicationTest.java ├── main ├── AndroidManifest.xml ├── java │ └── in │ │ └── ishankhanna │ │ └── materialcheckboxview │ │ └── MaterialCheckBox.java └── res │ └── values │ ├── attrs.xml │ └── strings.xml └── test └── java └── in └── ishankhanna └── materialcheckboxview └── ExampleUnitTest.java /.gitignore: -------------------------------------------------------------------------------- 1 | /build 2 | *.iml -------------------------------------------------------------------------------- /LICENSE.md: -------------------------------------------------------------------------------- 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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However, in accepting such obligations, You may act only 170 | on Your own behalf and on Your sole responsibility, not on behalf 171 | of any other Contributor, and only if You agree to indemnify, 172 | defend, and hold each Contributor harmless for any liability 173 | incurred by, or claims asserted against, such Contributor by reason 174 | of your accepting any such warranty or additional liability. 175 | 176 | END OF TERMS AND CONDITIONS 177 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | # MaterialCheckBox 2 | 3 | A simple checkbox view interaction that tweens between tick and a cross. 4 | 5 | # Demo 6 | ![Material Checkbox Demo](https://raw.githubusercontent.com/ishan1604/MaterialCheckBox/master/demo/materialcheckbox-demo.gif) 7 | 8 | # Download 9 | 10 | Add this to your Top Level `build.gradle` file 11 | ``` 12 | allprojects { 13 | repositories { 14 | maven { 15 | url 'https://dl.bintray.com/ishan1604/maven/' 16 | } 17 | } 18 | } 19 | ``` 20 | Add this to your app module's `build.gradle` file 21 | ``` 22 | dependencies { 23 | compile 'in.ishankhanna.materialcheckboxview:materialcheckboxview:1.0.1' 24 | } 25 | ``` 26 | 27 | # Usage 28 | 29 | In your Layout XML add this 30 | 31 | ``` 32 | 42 | 43 | ``` 44 | 45 | | Property | Description | Format | Default | 46 | |-------------------------|----------------------------------------------------------|-----------|-----------| 47 | | mcb_radius | Radius of the circle. | dimension | 18 dp | 48 | | mcb_shadowRadius | Radius of the shadow. | dimension | 0 dp | 49 | | mcb_checkedStateColor | Color of the circle with tick. | color | #00E676 | 50 | | mcb_unCheckedStateColor | Color of the circle with cross. | color | #FF373D | 51 | | mcb_lineColor | Color of the lines with which tick and cross are formed. | color | #FFFFFF | 52 | | mcb_shadowColor | Color of the shadow. | color | #80000000 | 53 | 54 | Within your activity or fragment you can set a listener like this 55 | 56 | ``` 57 | MaterialCheckBox materialCheckBox = (MaterialCheckBox) findViewById(R.id.button); 58 | materialCheckBox.setOnCheckedChangeListener(new MaterialCheckBox.OnCheckedChangeListener() { 59 | @Override 60 | public void onCheckedChanged(boolean isChecked) { 61 | // Have fun here :) 62 | } 63 | }); 64 | 65 | ``` 66 | 67 | Note : `onCheckedChanged(boolean isChecked)` Method is called after the animation completes. 68 | 69 | # Credits 70 | 71 | Inspiration from [https://dribbble.com/shots/1983467-Right-And-Wrong](https://dribbble.com/shots/1983467-Right-And-Wrong) 72 | 73 | # Developers 74 | 75 | * [Ishan Khanna](https://github.com/ishan1604) 76 | * [Salam Thomas](https://github.com/salamthomas) 77 | 78 | # License 79 | 80 | ``` 81 | Copyright 2015 Ishan Khanna, Salam Thomas 82 | 83 | Licensed under the Apache License, Version 2.0 (the "License"); 84 | you may not use this file except in compliance with the License. 85 | You may obtain a copy of the License at 86 | 87 | http://www.apache.org/licenses/LICENSE-2.0 88 | 89 | Unless required by applicable law or agreed to in writing, software 90 | distributed under the License is distributed on an "AS IS" BASIS, 91 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 92 | See the License for the specific language governing permissions and 93 | limitations under the License. 94 | 95 | ``` 96 | -------------------------------------------------------------------------------- /build.gradle: -------------------------------------------------------------------------------- 1 | apply plugin: 'com.android.library' 2 | apply plugin: 'com.jfrog.bintray' 3 | apply plugin: 'com.github.dcendents.android-maven' 4 | 5 | group = 'in.ishankhanna.materialcheckboxview' 6 | version = '1.0.0' 7 | 8 | android { 9 | compileSdkVersion 23 10 | buildToolsVersion "23.0.2" 11 | 12 | defaultConfig { 13 | minSdkVersion 8 14 | targetSdkVersion 23 15 | versionCode 1 16 | versionName "1.0" 17 | } 18 | buildTypes { 19 | release { 20 | minifyEnabled false 21 | proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro' 22 | } 23 | } 24 | } 25 | 26 | dependencies { 27 | compile fileTree(dir: 'libs', include: ['*.jar']) 28 | testCompile 'junit:junit:4.12' 29 | compile 'com.android.support:appcompat-v7:23.1.1' 30 | } 31 | 32 | task generateSourcesJar(type: Jar) { 33 | from android.sourceSets.main.java.srcDirs 34 | classifier 'sources' 35 | } 36 | 37 | task generateJavadocs(type: Javadoc) { 38 | source = android.sourceSets.main.java.srcDirs 39 | classpath += project.files(android.getBootClasspath() 40 | .join(File.pathSeparator)) 41 | } 42 | 43 | task generateJavadocsJar(type: Jar) { 44 | from generateJavadocs.destinationDir 45 | classifier 'javadoc' 46 | } 47 | generateJavadocsJar.dependsOn generateJavadocs 48 | 49 | bintray { 50 | user = BintrayUserName 51 | key = BintrayApiKey 52 | pkg { 53 | repo = 'maven' 54 | name = 'in.ishankhanna.materialcheckboxview' 55 | 56 | version { 57 | name = 'MaterialCheckBox' 58 | desc = 'Material Design Check Box' 59 | released = new Date() 60 | vcsTag = '1.0.0' 61 | } 62 | 63 | licenses = ['Apache-2.0'] 64 | vcsUrl = 'https://github.com/ishan1604/MaterialCheckBox.git' 65 | websiteUrl = 'https://github.com/ishan1604/MaterialCheckBox' 66 | } 67 | configurations = ['archives'] 68 | } -------------------------------------------------------------------------------- /demo/materialcheckbox-demo.gif: -------------------------------------------------------------------------------- https://raw.githubusercontent.com/droidchef/MaterialCheckBox/7e8d44c57207c75a2a07fa173b8055e3d099ad37/demo/materialcheckbox-demo.gif -------------------------------------------------------------------------------- /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 /Users/ishan/Library/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 | -------------------------------------------------------------------------------- /src/androidTest/java/in/ishankhanna/materialcheckboxview/ApplicationTest.java: -------------------------------------------------------------------------------- 1 | package in.ishankhanna.materialcheckboxview; 2 | 3 | import android.app.Application; 4 | import android.test.ApplicationTestCase; 5 | 6 | /** 7 | * Testing Fundamentals 8 | */ 9 | public class ApplicationTest extends ApplicationTestCase { 10 | public ApplicationTest() { 11 | super(Application.class); 12 | } 13 | } -------------------------------------------------------------------------------- /src/main/AndroidManifest.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 19 | 20 | 24 | 25 | 26 | 27 | 28 | -------------------------------------------------------------------------------- /src/main/java/in/ishankhanna/materialcheckboxview/MaterialCheckBox.java: -------------------------------------------------------------------------------- 1 | /** 2 | Copyright 2015 Ishan Khanna, Salam Thomas 3 | 4 | Licensed under the Apache License, Version 2.0 (the "License"); 5 | you may not use this file except in compliance with the License. 6 | You may obtain a copy of the License at 7 | 8 | http://www.apache.org/licenses/LICENSE-2.0 9 | 10 | Unless required by applicable law or agreed to in writing, software 11 | distributed under the License is distributed on an "AS IS" BASIS, 12 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 | See the License for the specific language governing permissions and 14 | limitations under the License. 15 | */ 16 | 17 | package in.ishankhanna.materialcheckboxview; 18 | 19 | import android.content.Context; 20 | import android.content.res.TypedArray; 21 | import android.graphics.Canvas; 22 | import android.graphics.Color; 23 | import android.graphics.Paint; 24 | import android.os.Build; 25 | import android.util.AttributeSet; 26 | import android.util.TypedValue; 27 | import android.view.MotionEvent; 28 | import android.view.View; 29 | 30 | /** 31 | * @author Ishan Khanna 32 | */ 33 | public class MaterialCheckBox extends View { 34 | 35 | /** 36 | * Tells about the current state of the checkbox, if true show tick 37 | * else show a cross. 38 | */ 39 | private boolean isChecked = false; 40 | 41 | private Paint unCheckedPaint; 42 | private Paint checkedPaint; 43 | private Paint linePaint; 44 | 45 | private float cX; 46 | private float cY; 47 | 48 | private int radius; 49 | 50 | private float lengthOfLine; 51 | private float sideOfRightAngledTriangleFormedByLines; 52 | 53 | private float TotalTimeForAnimation = 100; 54 | private float currentAnimationTime = 0; 55 | private float delta = currentAnimationTime / TotalTimeForAnimation; 56 | 57 | private float shadowRadius = 0; 58 | private float maxShadowRadius = 20; 59 | 60 | private float lf; 61 | 62 | private OnCheckedChangeListener onCheckedChangeListener; 63 | 64 | private int checkedStateColor; 65 | private int unCheckedStateColor; 66 | private int lineColor; 67 | private int shadowColor; 68 | 69 | public MaterialCheckBox(Context context, AttributeSet attrs) { 70 | super(context, attrs); 71 | 72 | final TypedArray attributes = context.obtainStyledAttributes(attrs, R.styleable.MaterialCheckBox); 73 | radius = attributes.getDimensionPixelSize(R.styleable.MaterialCheckBox_mcb_radius, getDimensionInPixel(18)); 74 | checkedStateColor = attributes.getColor(R.styleable.MaterialCheckBox_mcb_checkedStateColor, Color.parseColor("#00E676")); 75 | unCheckedStateColor = attributes.getColor(R.styleable.MaterialCheckBox_mcb_unCheckedStateColor, Color.parseColor("#FF373D")); 76 | lineColor = attributes.getColor(R.styleable.MaterialCheckBox_mcb_lineColor, Color.parseColor("#FFFFFF")); 77 | shadowColor = attributes.getColor(R.styleable.MaterialCheckBox_mcb_shadowColor, Color.parseColor("#80000000")); 78 | maxShadowRadius = attributes.getDimensionPixelSize(R.styleable.MaterialCheckBox_mcb_shadowRadius, 0); 79 | 80 | lengthOfLine = radius / 2; 81 | sideOfRightAngledTriangleFormedByLines = lengthOfLine / (2 * (float)Math.sqrt(2)); 82 | 83 | attributes.recycle(); 84 | 85 | setupColorPallets(); 86 | } 87 | 88 | 89 | @Override 90 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { 91 | int margin = getDimensionInPixel(6); 92 | setMeasuredDimension((radius *2) + (margin * 4) , (radius *2) + (margin * 4)); 93 | 94 | } 95 | 96 | @Override 97 | protected void onSizeChanged(int w, int h, int oldw, int oldh) { 98 | setcX(w/2); 99 | setcY(h/2); 100 | } 101 | 102 | @Override 103 | protected void onLayout(boolean changed, int left, int top, int right, int bottom) { 104 | } 105 | 106 | //get all dimensions in dp so that views behaves properly on different screen resolutions 107 | private int getDimensionInPixel(int dp) { 108 | return (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics()); 109 | } 110 | 111 | @Override 112 | protected void onDraw(Canvas canvas) { 113 | super.onDraw(canvas); 114 | 115 | canvas.drawCircle(cX, cY, radius, unCheckedPaint); 116 | float interval1, interval2; 117 | 118 | interval1 = 0.0f; 119 | interval2 = 1.0f; 120 | 121 | if (delta <= interval1) { 122 | checkedPaint.setAlpha(0); 123 | } else if (delta <= interval2) { 124 | int alpha = (int) (((delta - interval1) / (interval2 - interval1)) * 255); 125 | checkedPaint.setAlpha(alpha); 126 | } else { 127 | checkedPaint.setAlpha(255); 128 | } 129 | 130 | canvas.drawCircle(cX, cY, delta * radius, checkedPaint); 131 | 132 | float a1,b1,a2,b2,a3,b3,a4,b4; 133 | 134 | lf = 0.5f * sideOfRightAngledTriangleFormedByLines * delta; 135 | 136 | // forward slash drawing 137 | a2 = cX + sideOfRightAngledTriangleFormedByLines; b2 = cY - sideOfRightAngledTriangleFormedByLines; 138 | a4 = cX - sideOfRightAngledTriangleFormedByLines; b4 = cY + sideOfRightAngledTriangleFormedByLines; 139 | a2 += delta * sideOfRightAngledTriangleFormedByLines; 140 | a4 += delta * sideOfRightAngledTriangleFormedByLines; 141 | a2 -= lf; 142 | a4 -= lf; 143 | canvas.drawLine(a2,b2,a4,b4, linePaint); 144 | 145 | // back slash drawing 146 | a1 = cX - sideOfRightAngledTriangleFormedByLines; b1 = cY - sideOfRightAngledTriangleFormedByLines; 147 | b3 = cY + sideOfRightAngledTriangleFormedByLines; 148 | b1 += delta * sideOfRightAngledTriangleFormedByLines; 149 | 150 | float l = lengthOfLine - ((lengthOfLine /2) * delta); 151 | a3 = a1 + l/(float)Math.sqrt(2); 152 | 153 | a1 -= lf; 154 | a3 -= lf; 155 | 156 | canvas.drawLine(a1,b1,a3,b3, linePaint); 157 | 158 | } 159 | 160 | private Runnable fromUncheckedToChecked = new Runnable() { 161 | @Override 162 | public void run() { 163 | if(currentAnimationTime < TotalTimeForAnimation) { 164 | currentAnimationTime += 16; 165 | delta = currentAnimationTime / TotalTimeForAnimation; 166 | if (delta < 0) { 167 | delta = 0; 168 | } else if (delta > 1) { 169 | delta = 1; 170 | } 171 | invalidate(); 172 | postDelayed(this, 16); 173 | } else { 174 | isChecked = !isChecked; 175 | 176 | if (onCheckedChangeListener != null) { 177 | onCheckedChangeListener.onCheckedChanged(isChecked); 178 | } 179 | 180 | while (shadowRadius > 0) { 181 | shadowRadius--; 182 | unCheckedPaint.setShadowLayer(shadowRadius, 0, 20, Color.parseColor("#80000000")); 183 | invalidate(); 184 | } 185 | } 186 | 187 | } 188 | }; 189 | 190 | private Runnable fromCheckedToUnChecked = new Runnable() { 191 | @Override 192 | public void run() { 193 | if(currentAnimationTime > 0) { 194 | currentAnimationTime -= 16; 195 | delta = currentAnimationTime / TotalTimeForAnimation; 196 | if (delta < 0) { 197 | delta = 0; 198 | } else if (delta > 1) { 199 | delta = 1; 200 | } 201 | invalidate(); 202 | postDelayed(this, 16); 203 | } else { 204 | isChecked = !isChecked; 205 | 206 | if (onCheckedChangeListener != null) { 207 | onCheckedChangeListener.onCheckedChanged(isChecked); 208 | } 209 | 210 | while (shadowRadius > 0) { 211 | shadowRadius--; 212 | unCheckedPaint.setShadowLayer(shadowRadius, 0, 20, shadowColor); 213 | invalidate(); 214 | } 215 | } 216 | 217 | } 218 | }; 219 | 220 | 221 | /** 222 | * Initialise the paints. 223 | */ 224 | private void setupColorPallets() { 225 | 226 | unCheckedPaint = new Paint(); 227 | unCheckedPaint.setStyle(Paint.Style.FILL); 228 | unCheckedPaint.setColor(unCheckedStateColor); 229 | unCheckedPaint.setAntiAlias(true); 230 | 231 | checkedPaint = new Paint(); 232 | checkedPaint.setColor(checkedStateColor); 233 | checkedPaint.setStyle(Paint.Style.FILL); 234 | checkedPaint.setAntiAlias(true); 235 | 236 | linePaint = new Paint(); 237 | linePaint.setStyle(Paint.Style.STROKE); 238 | linePaint.setColor(lineColor); 239 | linePaint.setStrokeWidth(12); 240 | linePaint.setStrokeCap(Paint.Cap.ROUND); 241 | linePaint.setAntiAlias(true); 242 | 243 | if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) { 244 | setLayerType(View.LAYER_TYPE_SOFTWARE, null); 245 | } 246 | 247 | } 248 | 249 | /** 250 | * Set center coordinate of circle on x-axis 251 | * @param cX 252 | */ 253 | public void setcX(float cX) { 254 | this.cX = cX; 255 | } 256 | 257 | /** 258 | * Set center coordinate of circle on y-axis 259 | * @param cY 260 | */ 261 | public void setcY(float cY) { 262 | this.cY = cY; 263 | } 264 | 265 | @Override 266 | public boolean onTouchEvent(MotionEvent event) { 267 | switch(event.getAction()){ 268 | case MotionEvent.ACTION_DOWN: 269 | while (shadowRadius < maxShadowRadius) { 270 | shadowRadius++; 271 | unCheckedPaint.setShadowLayer(shadowRadius, 0, 20, shadowColor); 272 | invalidate(); 273 | } 274 | break; 275 | case MotionEvent.ACTION_UP: 276 | if (!isChecked) { 277 | post(fromUncheckedToChecked); 278 | } else { 279 | post(fromCheckedToUnChecked); 280 | } 281 | break; 282 | } 283 | return true; 284 | } 285 | 286 | public boolean isChecked() { 287 | return isChecked; 288 | } 289 | 290 | public OnCheckedChangeListener getOnCheckedChangeListener() { 291 | return onCheckedChangeListener; 292 | } 293 | 294 | public void setOnCheckedChangeListener(OnCheckedChangeListener onCheckedChangeListener) { 295 | this.onCheckedChangeListener = onCheckedChangeListener; 296 | } 297 | 298 | public interface OnCheckedChangeListener{ 299 | void onCheckedChanged(boolean isChecked); 300 | } 301 | 302 | } 303 | -------------------------------------------------------------------------------- /src/main/res/values/attrs.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | -------------------------------------------------------------------------------- /src/main/res/values/strings.xml: -------------------------------------------------------------------------------- 1 | 2 | 17 | 18 | MaterialCheckBoxView 19 | 20 | -------------------------------------------------------------------------------- /src/test/java/in/ishankhanna/materialcheckboxview/ExampleUnitTest.java: -------------------------------------------------------------------------------- 1 | package in.ishankhanna.materialcheckboxview; 2 | 3 | import org.junit.Test; 4 | 5 | import static org.junit.Assert.*; 6 | 7 | /** 8 | * To work on unit tests, switch the Test Artifact in the Build Variants view. 9 | */ 10 | public class ExampleUnitTest { 11 | @Test 12 | public void addition_isCorrect() throws Exception { 13 | assertEquals(4, 2 + 2); 14 | } 15 | } --------------------------------------------------------------------------------