├── pb_empty.png
├── pb_full.png
├── .gitignore
├── pb_screenshot.png
├── res
    ├── drawable
    │   ├── pb_empty.png
    │   ├── pb_full.png
    │   └── progress_bar.xml
    ├── values
    │   ├── strings.xml
    │   └── styles.xml
    └── layout
    │   └── main.xml
├── README.md
├── AndroidManifest.xml
├── src
    └── main
    │   └── java
    │       └── net
    │           └── grzechocinski
    │               └── android
    │                   └── examples
    │                       ├── clipdrawable
    │                           ├── VerticalProgressBar.java
    │                           └── ProgressBarExampleActivity.java
    │                       └── domain
    │                           └── Percent.java
└── pom.xml


/pb_empty.png:
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https://raw.githubusercontent.com/mgrzechocinski/AndroidClipDrawableExample/HEAD/pb_empty.png


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/pb_full.png:
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https://raw.githubusercontent.com/mgrzechocinski/AndroidClipDrawableExample/HEAD/pb_full.png


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/.gitignore:
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1 | .idea/
2 | bin/
3 | target/
4 | gen/
5 | local.properties
6 | default.properties
7 | *.iml
8 | 


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/pb_screenshot.png:
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https://raw.githubusercontent.com/mgrzechocinski/AndroidClipDrawableExample/HEAD/pb_screenshot.png


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/res/drawable/pb_empty.png:
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https://raw.githubusercontent.com/mgrzechocinski/AndroidClipDrawableExample/HEAD/res/drawable/pb_empty.png


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/res/drawable/pb_full.png:
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https://raw.githubusercontent.com/mgrzechocinski/AndroidClipDrawableExample/HEAD/res/drawable/pb_full.png


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/res/values/strings.xml:
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1 | <?xml version="1.0" encoding="utf-8"?>
2 | <resources>
3 |     <string name="app_name">AndroidClipDrawableExample</string>
4 | </resources>
5 | 


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/res/drawable/progress_bar.xml:
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 1 | <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 2 |     <item>
 3 |         <bitmap android:src="@drawable/pb_empty"/>
 4 |     </item>
 5 |     <item>
 6 |         <clip
 7 |                 android:clipOrientation="vertical"
 8 |                 android:gravity="bottom"
 9 |                 android:drawable="@drawable/pb_full"/>
10 |     </item>
11 | </layer-list>


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/res/values/styles.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <resources>
 3 |     <style name="button_set_progress_value">
 4 |         <item name="android:layout_height">wrap_content</item>
 5 |         <item name="android:layout_weight">1</item>
 6 |         <item name="android:layout_width">0dp</item>
 7 |     </style>
 8 |     <style name="vertical_progress_bar">
 9 |         <item name="android:layout_margin">10dp</item>
10 |         <item name="android:layout_gravity">center</item>
11 |         <item name="android:layout_width">match_parent</item>
12 |         <item name="android:layout_weight">1</item>
13 |         <item name="android:layout_height">0dp</item>
14 |     </style>
15 | </resources>


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/README.md:
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 1 | AndroidClipDrawableExample
 2 | ==========================
 3 | 
 4 | Example of pretty simple implementation of progress bars in Android based on ClipDrawable
 5 | 
 6 | ```xml
 7 | <layer-list xmlns:android="http://schemas.android.com/apk/res/android">
 8 |     <item>
 9 |         <bitmap android:src="@drawable/pb_empty"/>
10 |     </item>
11 |     <item>
12 |         <clip
13 |                 android:clipOrientation="vertical"
14 |                 android:gravity="bottom"
15 |                 android:drawable="@drawable/pb_full"/>
16 |     </item>
17 | </layer-list>
18 | ```
19 | 
20 | ![Screenshot][1]
21 | 
22 |  [1]: https://raw.github.com/mgrzechocinski/AndroidClipDrawableExample/master/pb_screenshot.png
23 | 


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/AndroidManifest.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <manifest xmlns:android="http://schemas.android.com/apk/res/android"
 3 |           package="net.grzechocinski.android.examples.clipdrawable"
 4 |           android:versionCode="1"
 5 |           android:versionName="1.0">
 6 | 
 7 |     <application android:label="@string/app_name" android:theme="@android:style/Theme.Light">
 8 |         <activity android:name=".ProgressBarExampleActivity"
 9 |                   android:label="@string/app_name">
10 |             <intent-filter>
11 |                 <action android:name="android.intent.action.MAIN"/>
12 |                 <category android:name="android.intent.category.LAUNCHER"/>
13 |             </intent-filter>
14 |         </activity>
15 |     </application>
16 | </manifest>
17 | 


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/src/main/java/net/grzechocinski/android/examples/clipdrawable/VerticalProgressBar.java:
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 1 | package net.grzechocinski.android.examples.clipdrawable;
 2 | 
 3 | import android.content.Context;
 4 | import android.util.AttributeSet;
 5 | import android.widget.ImageView;
 6 | import java.math.BigDecimal;
 7 | import net.grzechocinski.android.examples.domain.Percent;
 8 | 
 9 | public class VerticalProgressBar extends ImageView {
10 | 
11 |     /**
12 |      * @see <a href="http://developer.android.com/reference/android/graphics/drawable/ClipDrawable.html">ClipDrawable</a>
13 |      */
14 |     private static final BigDecimal MAX = BigDecimal.valueOf(10000);
15 | 
16 |     public VerticalProgressBar(Context context, AttributeSet attributeSet) {
17 |         super(context, attributeSet);
18 |         setImageResource(R.drawable.progress_bar);
19 |     }
20 | 
21 |     public void setCurrentValue(Percent percent){
22 |         int cliDrawableImageLevel = percent.asBigDecimal().multiply(MAX).intValue();
23 |         setImageLevel(cliDrawableImageLevel);
24 |     }
25 | }
26 | 


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/src/main/java/net/grzechocinski/android/examples/domain/Percent.java:
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 1 | package net.grzechocinski.android.examples.domain;
 2 | 
 3 | import java.math.BigDecimal;
 4 | 
 5 | public class Percent {
 6 | 
 7 |     public static final Percent PERCENT_0 = new Percent(0);
 8 |     public static final Percent PERCENT_25 = new Percent(25);
 9 |     public static final Percent PERCENT_50 = new Percent(50);
10 |     public static final Percent PERCENT_75 = new Percent(75);
11 |     public static final Percent PERCENT_100 = new Percent(100);
12 | 
13 |     public static final BigDecimal DIVISOR_PERCENT = new BigDecimal(100);
14 | 
15 |     private final int value;
16 | 
17 |     public Percent(int value) {
18 |         if(value < 0 || value > 100){
19 |             throw new IllegalArgumentException("Percentage value must be in <0;100> range");
20 |         }
21 |         this.value = value;
22 |     }
23 | 
24 |     public int asIntValue() {
25 |         return value;
26 |     }
27 | 
28 |     public BigDecimal asBigDecimal() {
29 |         return new BigDecimal(value).divide(DIVISOR_PERCENT);
30 |     }
31 | 
32 |     @Override
33 |     public String toString() {
34 |         final StringBuilder sb = new StringBuilder("Percent{");
35 |         sb.append("value=").append(value);
36 |         sb.append('}');
37 |         return sb.toString();
38 |     }
39 | }
40 | 


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/res/layout/main.xml:
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 1 | <?xml version="1.0" encoding="utf-8"?>
 2 | <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
 3 |               android:orientation="vertical"
 4 |               android:gravity="center"
 5 |               android:layout_width="fill_parent"
 6 |               android:layout_height="fill_parent">
 7 | 
 8 |     <TextView android:id="@+id/acd_id_proress_value"
 9 |               android:layout_height="wrap_content"
10 |               android:textSize="40dp"
11 |               android:layout_width="wrap_content" />
12 | 
13 | 
14 |     <net.grzechocinski.android.examples.clipdrawable.VerticalProgressBar
15 |             android:id="@+id/acd_id_proress_bar"
16 |             style="@style/vertical_progress_bar"/>
17 | 
18 |     <LinearLayout android:layout_height="wrap_content"
19 |                   android:layout_margin="10dp"
20 |                   android:layout_width="match_parent">
21 | 
22 |         <Button android:id="@+id/acd_id_button_random"
23 |                 style="@style/button_set_progress_value"/>
24 | 
25 |         <Button android:id="@+id/acd_id_button_25"
26 |                 style="@style/button_set_progress_value"/>
27 | 
28 |         <Button android:id="@+id/acd_id_button_50"
29 |                 style="@style/button_set_progress_value"/>
30 | 
31 |         <Button android:id="@+id/acd_id_button_75"
32 |                 style="@style/button_set_progress_value"/>
33 | 
34 |         <Button android:id="@+id/acd_id_button_100"
35 |                 style="@style/button_set_progress_value"/>
36 | 
37 |     </LinearLayout>
38 | </LinearLayout>
39 | 
40 | 


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/pom.xml:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 3 |          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
 4 |     <modelVersion>4.0.0</modelVersion>
 5 |     <groupId>net.grzechocinski.android.examples</groupId>
 6 |     <artifactId>clip-drawable-example</artifactId>
 7 |     <version>1.0-SNAPSHOT</version>
 8 |     <packaging>apk</packaging>
 9 |     <name>clip-drawable-example</name>
10 | 
11 |     <properties>
12 |         <platform.version> 2.3.3
13 |             </platform.version>
14 |     </properties>
15 | 
16 |     <dependencies>
17 |         <dependency>
18 |             <groupId>com.google.android</groupId>
19 |             <artifactId>android</artifactId>
20 |             <version>${platform.version}</version>
21 |             <scope>provided</scope>
22 |         </dependency>
23 |     </dependencies>
24 | 
25 |     <build>
26 |         <plugins>
27 |             <plugin>
28 |                 <groupId>com.jayway.maven.plugins.android.generation2</groupId>
29 |                 <artifactId>android-maven-plugin</artifactId>
30 |                 <version>3.1.1</version>
31 |                 <configuration>
32 |                     <androidManifestFile>${project.basedir}/AndroidManifest.xml</androidManifestFile>
33 |                     <assetsDirectory>${project.basedir}/assets</assetsDirectory>
34 |                     <resourceDirectory>${project.basedir}/res</resourceDirectory>
35 |                     <nativeLibrariesDirectory>${project.basedir}/src/main/native</nativeLibrariesDirectory>
36 |                     <sdk>
37 |                         <platform>10</platform>
38 |                     </sdk>
39 |                                         <undeployBeforeDeploy>true</undeployBeforeDeploy>
40 |                 </configuration>
41 |                 <extensions>true</extensions>
42 |             </plugin>
43 | 
44 |             <plugin>
45 |                 <artifactId>maven-compiler-plugin</artifactId>
46 |                 <version>2.3.2</version>
47 |                 <configuration>
48 |                     <source>1.6</source>
49 |                     <target>1.6</target>
50 |                 </configuration>
51 |             </plugin>
52 |         </plugins>
53 |     </build>
54 | </project>
55 | 


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/src/main/java/net/grzechocinski/android/examples/clipdrawable/ProgressBarExampleActivity.java:
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 1 | package net.grzechocinski.android.examples.clipdrawable;
 2 | 
 3 | import android.app.Activity;
 4 | import android.os.Bundle;
 5 | import android.view.View;
 6 | import android.widget.Button;
 7 | import android.widget.TextView;
 8 | import java.util.Random;
 9 | import net.grzechocinski.android.examples.domain.Percent;
10 | 
11 | public class ProgressBarExampleActivity extends Activity {
12 | 
13 |     public static final String PERCENT_CHAR = "%";
14 | 
15 |     public static final int MAX_PERCENT_RANDOM_VALUE = 100;
16 | 
17 |     private VerticalProgressBar progressBar;
18 | 
19 |     private Random random;
20 | 
21 |     private Button randomValueButton;
22 | 
23 |     private TextView progressValueTextView;
24 | 
25 |     @Override
26 |     public void onCreate(Bundle savedInstanceState) {
27 |         super.onCreate(savedInstanceState);
28 |         setContentView(R.layout.main);
29 |         random = new Random();
30 | 
31 |         progressBar = (VerticalProgressBar) findViewById(R.id.acd_id_proress_bar);
32 |         randomValueButton = (Button) findViewById(R.id.acd_id_button_random);
33 |         progressValueTextView = (TextView) findViewById(R.id.acd_id_proress_value);
34 | 
35 |         setupRandomProgressButton();
36 | 
37 |         setupStaticProgressButton(R.id.acd_id_button_25, Percent.PERCENT_25);
38 |         setupStaticProgressButton(R.id.acd_id_button_50, Percent.PERCENT_50);
39 |         setupStaticProgressButton(R.id.acd_id_button_75, Percent.PERCENT_75);
40 |         setupStaticProgressButton(R.id.acd_id_button_100, Percent.PERCENT_100);
41 |     }
42 | 
43 |     private void setupRandomProgressButton() {
44 |         final Percent randomPercent = new Percent(random.nextInt(MAX_PERCENT_RANDOM_VALUE));
45 |         randomValueButton.setText(randomPercent.asIntValue() + PERCENT_CHAR);
46 |         randomValueButton.setOnClickListener(new View.OnClickListener() {
47 |             @Override
48 |             public void onClick(View view) {
49 |                 updateViews(randomPercent);
50 |                 setupRandomProgressButton();
51 |             }
52 |         });
53 |     }
54 | 
55 |     private void setupStaticProgressButton(int buttonResId, final Percent percentToSet) {
56 |         final Button button = (Button) findViewById(buttonResId);
57 |         button.setText(percentToSet.asIntValue() + PERCENT_CHAR);
58 |         button.setOnClickListener(new View.OnClickListener() {
59 |             @Override
60 |             public void onClick(View v) {
61 |                 updateViews(percentToSet);
62 |             }
63 |         });
64 |     }
65 | 
66 |     private void updateViews(Percent randomPercent) {
67 |         progressBar.setCurrentValue(randomPercent);
68 |         progressValueTextView.setText(randomPercent.asIntValue() + PERCENT_CHAR);
69 |     }
70 | }
71 | 


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