Initial commit

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

Language Drawable/.gitignore

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+/build

Language Drawable/build.gradle

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+plugins {
+    id 'com.android.library'
+}
+
+android {
+    compileSdkVersion 30
+    buildToolsVersion "29.0.3"
+
+    defaultConfig {
+        minSdkVersion 16
+        targetSdkVersion 30
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+        consumerProguardFiles "consumer-rules.pro"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation 'androidx.appcompat:appcompat:1.2.0'
+    implementation 'com.google.android.material:material:1.2.1'
+    testImplementation 'junit:junit:4.+'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+}

Language Drawable/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

Language Drawable/src/androidTest/java/com/avishekdas128/languageDrawable/ExampleInstrumentedTest.java

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+package com.avishekdas128.languageDrawable;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("com.avishekdas128.languageDrawable.test", appContext.getPackageName());
+    }
+}

Language Drawable/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.avishekdas128.languageDrawable">
+
+</manifest>

Language Drawable/src/main/java/com/avishekdas128/languageDrawable/LanguageDrawable.java

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+package com.avishekdas128.languageDrawable;
+
+import android.graphics.Canvas;
+import android.graphics.ColorFilter;
+import android.graphics.Paint;
+import android.graphics.Path;
+import android.graphics.PixelFormat;
+import android.graphics.Rect;
+import android.graphics.drawable.Drawable;
+
+import androidx.annotation.NonNull;
+
+import java.util.List;
+
+public class LanguageDrawable extends Drawable {
+
+    private final Paint mPaint;
+    private final List<LanguageModel> codeColors;
+    private float mFraction;
+
+    public LanguageDrawable(List<LanguageModel> codeColors) {
+        mPaint = new Paint();
+        this.codeColors = codeColors;
+        setFraction(codeColors.get(0));
+    }
+
+    public void setFraction(LanguageModel color) {
+        mFraction = color.getFraction();
+        invalidateSelf();
+    }
+
+    @Override
+    public void draw(@NonNull Canvas canvas) {
+        Rect b = getBounds();
+        for (int i = 0; i < codeColors.size(); i++) {
+            mPaint.setColor(codeColors.get(i).getColor());
+            setFraction(codeColors.get(i));
+            float x = b.width() * mFraction;
+            if (i == 0) {
+                codeColors.get(i).setStart(0);
+                codeColors.get(i).setEnd(x);
+                if(codeColors.size() == 1)
+                    canvas.drawPath(RoundedRect(codeColors.get(i).getStart(), codeColors.get(i).getEnd(), b.height(), true, true, true, true), mPaint);
+                else
+                    canvas.drawPath(RoundedRect(codeColors.get(i).getStart(), codeColors.get(i).getEnd(), b.height(), false, true, false, true), mPaint);
+            } else if (i == codeColors.size() - 1) {
+                codeColors.get(i).setStart(codeColors.get(i - 1).getEnd());
+                codeColors.get(i).setEnd(b.width());
+                canvas.drawPath(RoundedRect(codeColors.get(i).getStart() + 10, codeColors.get(i).getEnd(), b.height(), true, false, true, false), mPaint);
+            } else {
+                codeColors.get(i).setStart(codeColors.get(i - 1).getEnd());
+                codeColors.get(i).setEnd(codeColors.get(i).getStart() + x);
+                canvas.drawPath(RoundedRect(codeColors.get(i).getStart() + 10, codeColors.get(i).getEnd(), b.height(), false, false, false, false), mPaint);
+            }
+        }
+    }
+
+    private Path RoundedRect(float left, float right, float bottom, boolean tr, boolean tl, boolean br, boolean bl) {
+        float rx = bottom / 2;
+        float ry = bottom / 2;
+        Path path = new Path();
+        float width = right - left;
+        float height = bottom - (float) 0;
+        if (rx > width / 2) rx = width / 2;
+        if (ry > height / 2) ry = height / 2;
+        float widthMinusCorners = (width - (2 * rx));
+        float heightMinusCorners = (height - (2 * ry));
+        path.moveTo(right, (float) 0 + ry);
+        if (tr)
+            path.rQuadTo(0, -ry, -rx, -ry); //Top-Right corner
+        else {
+            path.rLineTo(0, -ry);
+            path.rLineTo(-rx, 0);
+        }
+        path.rLineTo(-widthMinusCorners, 0);
+        if (tl)
+            path.rQuadTo(-rx, 0, -rx, ry); //Top-Left corner
+        else {
+            path.rLineTo(-rx, 0);
+            path.rLineTo(0, ry);
+        }
+        path.rLineTo(0, heightMinusCorners);
+        if (bl)
+            path.rQuadTo(0, ry, rx, ry); //Bottom-Left corner
+        else {
+            path.rLineTo(0, ry);
+            path.rLineTo(rx, 0);
+        }
+        path.rLineTo(widthMinusCorners, 0);
+        if (br)
+            path.rQuadTo(rx, 0, rx, -ry); //Bottom-Right corner
+        else {
+            path.rLineTo(rx, 0);
+            path.rLineTo(0, -ry);
+        }
+        path.rLineTo(0, -heightMinusCorners);
+        path.close();
+        return path;
+    }
+
+    @Override
+    public void setAlpha(int alpha) {
+    }
+
+    @Override
+    public void setColorFilter(ColorFilter cf) {
+    }
+
+    @Override
+    public int getOpacity() {
+        return PixelFormat.TRANSLUCENT;
+    }
+}

Language Drawable/src/main/java/com/avishekdas128/languageDrawable/LanguageModel.java

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+package com.avishekdas128.languageDrawable;
+
+public class LanguageModel {
+
+    float fraction, start, end;
+    int color;
+
+    public LanguageModel(float fraction, int color) {
+        this.fraction = fraction;
+        this.color = color;
+    }
+
+    public float getFraction() {
+        return fraction;
+    }
+
+    public void setFraction(float fraction) {
+        this.fraction = fraction;
+    }
+
+    public int getColor() {
+        return color;
+    }
+
+    public void setColor(int color) {
+        this.color = color;
+    }
+
+    public float getStart() {
+        return start;
+    }
+
+    public void setStart(float start) {
+        this.start = start;
+    }
+
+    public float getEnd() {
+        return end;
+    }
+
+    public void setEnd(float end) {
+        this.end = end;
+    }
+}

Language Drawable/src/test/java/com/avishekdas128/languageDrawable/ExampleUnitTest.java

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+package com.avishekdas128.languageDrawable;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() {
+        assertEquals(4, 2 + 2);
+    }
+}

app/.gitignore

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+/build