# HG changeset patch
# User Tomas Zeman <tzeman@volny.cz>
# Date 1389353047 -3600
# Node ID c3780fcb8441dceff9852b62977a448099834e3e
# Parent  c06669391cd20318141c75ae2ae6c067aedac52f
Imported code from the blog post (renamed namespace com.as400samplecode -> tz.signaturecapture).

diff -r c06669391cd2 -r c3780fcb8441 AndroidManifest.xml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/AndroidManifest.xml	Fri Jan 10 12:24:07 2014 +0100
@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="tz.signaturecapture" android:versionCode="1"
+    android:versionName="1.0">
+    <uses-sdk android:minSdkVersion="13"
+    android:targetSdkVersion="19" />
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
+    
+    <application android:icon="@drawable/ic_launcher" android:label="@string/app_name"
+        android:allowBackup="false"
+        android:theme="@android:style/Theme.Holo.Light">
+        <activity android:name=".CaptureSignatureActivity"
+            android:label="@string/app_name">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+        <activity android:name=".CaptureSignature" android:label="Signature Confirmation"
+            android:theme="@android:style/Theme.Holo.Light.Dialog" />
+    </application>
+</manifest>
\ No newline at end of file
diff -r c06669391cd2 -r c3780fcb8441 ic_launcher-web.png
Binary file ic_launcher-web.png has changed
diff -r c06669391cd2 -r c3780fcb8441 libs/android-support-v4.jar
Binary file libs/android-support-v4.jar has changed
diff -r c06669391cd2 -r c3780fcb8441 proguard-project.txt
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/proguard-project.txt	Fri Jan 10 12:24:07 2014 +0100
@@ -0,0 +1,20 @@
+# To enable ProGuard in your project, edit project.properties
+# to define the proguard.config property as described in that file.
+#
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in ${sdk.dir}/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the ProGuard
+# include property in project.properties.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# Add any project specific keep options here:
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
diff -r c06669391cd2 -r c3780fcb8441 project.properties
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/project.properties	Fri Jan 10 12:24:07 2014 +0100
@@ -0,0 +1,14 @@
+# This file is automatically generated by Android Tools.
+# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
+#
+# This file must be checked in Version Control Systems.
+#
+# To customize properties used by the Ant build system edit
+# "ant.properties", and override values to adapt the script to your
+# project structure.
+#
+# To enable ProGuard to shrink and obfuscate your code, uncomment this (available properties: sdk.dir, user.home):
+#proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
+
+# Project target.
+target=android-19
diff -r c06669391cd2 -r c3780fcb8441 res/drawable-hdpi/ic_launcher.png
Binary file res/drawable-hdpi/ic_launcher.png has changed
diff -r c06669391cd2 -r c3780fcb8441 res/drawable-mdpi/ic_launcher.png
Binary file res/drawable-mdpi/ic_launcher.png has changed
diff -r c06669391cd2 -r c3780fcb8441 res/drawable-xhdpi/ic_launcher.png
Binary file res/drawable-xhdpi/ic_launcher.png has changed
diff -r c06669391cd2 -r c3780fcb8441 res/drawable-xxhdpi/ic_launcher.png
Binary file res/drawable-xxhdpi/ic_launcher.png has changed
diff -r c06669391cd2 -r c3780fcb8441 res/values-v11/styles.xml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/res/values-v11/styles.xml	Fri Jan 10 12:24:07 2014 +0100
@@ -0,0 +1,11 @@
+<resources>
+
+    <!--
+        Base application theme for API 11+. This theme completely replaces
+        AppBaseTheme from res/values/styles.xml on API 11+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light">
+        <!-- API 11 theme customizations can go here. -->
+    </style>
+
+</resources>
diff -r c06669391cd2 -r c3780fcb8441 res/values-v14/styles.xml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/res/values-v14/styles.xml	Fri Jan 10 12:24:07 2014 +0100
@@ -0,0 +1,12 @@
+<resources>
+
+    <!--
+        Base application theme for API 14+. This theme completely replaces
+        AppBaseTheme from BOTH res/values/styles.xml and
+        res/values-v11/styles.xml on API 14+ devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Holo.Light.DarkActionBar">
+        <!-- API 14 theme customizations can go here. -->
+    </style>
+
+</resources>
diff -r c06669391cd2 -r c3780fcb8441 res/values/strings.xml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/res/values/strings.xml	Fri Jan 10 12:24:07 2014 +0100
@@ -0,0 +1,7 @@
+<resources>
+
+    <string name="app_name">Signature capture</string>
+    <string name="hello">Hello World, CaptureSignatureActivity!</string>
+    <string name="external_dir">GetSignature</string>
+    
+</resources>
diff -r c06669391cd2 -r c3780fcb8441 res/values/styles.xml
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/res/values/styles.xml	Fri Jan 10 12:24:07 2014 +0100
@@ -0,0 +1,20 @@
+<resources>
+
+    <!--
+        Base application theme, dependent on API level. This theme is replaced
+        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
+    -->
+    <style name="AppBaseTheme" parent="android:Theme.Light">
+        <!--
+            Theme customizations available in newer API levels can go in
+            res/values-vXX/styles.xml, while customizations related to
+            backward-compatibility can go here.
+        -->
+    </style>
+
+    <!-- Application theme. -->
+    <style name="AppTheme" parent="AppBaseTheme">
+        <!-- All customizations that are NOT specific to a particular API-level can go here. -->
+    </style>
+
+</resources>
diff -r c06669391cd2 -r c3780fcb8441 src/tz/signaturecapture/CaptureSignature.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/tz/signaturecapture/CaptureSignature.java	Fri Jan 10 12:24:07 2014 +0100
@@ -0,0 +1,352 @@
+package tz.signaturecapture;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.util.Calendar;
+ 
+import android.app.Activity;
+import android.content.Context;
+import android.content.ContextWrapper;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
+import android.graphics.Path;
+import android.graphics.RectF;
+import android.os.Bundle;
+import android.os.Environment;
+import android.provider.MediaStore.Images;
+import android.util.AttributeSet;
+import android.util.Log;
+import android.view.Gravity;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup.LayoutParams;
+import android.view.Window;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.LinearLayout;
+import android.widget.Toast;
+ 
+public class CaptureSignature extends Activity {
+ 
+    LinearLayout mContent;
+    signature mSignature;
+    Button mClear, mGetSign, mCancel;
+    public static String tempDir;
+    public int count = 1;
+    public String current = null;
+    private Bitmap mBitmap;
+    View mView;
+    File mypath;
+ 
+    private String uniqueId;
+    private EditText yourName;
+ 
+    @Override
+    public void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        this.requestWindowFeature(Window.FEATURE_NO_TITLE);
+        setContentView(R.layout.signature);
+        
+        tempDir = Environment.getExternalStorageDirectory() + "/" + getResources().getString(R.string.external_dir) + "/";
+        ContextWrapper cw = new ContextWrapper(getApplicationContext());
+        File directory = cw.getDir(getResources().getString(R.string.external_dir), Context.MODE_PRIVATE);
+ 
+        prepareDirectory();
+        uniqueId = getTodaysDate() + "_" + getCurrentTime() + "_" + Math.random();
+        current = uniqueId + ".png";
+        mypath= new File(directory,current);
+ 
+ 
+        mContent = (LinearLayout) findViewById(R.id.linearLayout);
+        mSignature = new signature(this, null);
+        mSignature.setBackgroundColor(Color.WHITE);
+        mContent.addView(mSignature, LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT);
+        mClear = (Button)findViewById(R.id.clear);
+        mGetSign = (Button)findViewById(R.id.getsign);
+        mGetSign.setEnabled(false);
+        mCancel = (Button)findViewById(R.id.cancel);
+        mView = mContent;
+ 
+        yourName = (EditText) findViewById(R.id.yourName);
+ 
+        mClear.setOnClickListener(new OnClickListener()
+        {       
+            public void onClick(View v)
+            {
+                Log.v("log_tag", "Panel Cleared");
+                mSignature.clear();
+                mGetSign.setEnabled(false);
+            }
+        });
+ 
+        mGetSign.setOnClickListener(new OnClickListener()
+        {       
+            public void onClick(View v)
+            {
+                Log.v("log_tag", "Panel Saved");
+                boolean error = captureSignature();
+                if(!error){
+                    mView.setDrawingCacheEnabled(true);
+                    mSignature.save(mView);
+                    Bundle b = new Bundle();
+                    b.putString("status", "done");
+                    Intent intent = new Intent();
+                    intent.putExtras(b);
+                    setResult(RESULT_OK,intent);  
+                    finish();
+                }
+            }
+        });
+ 
+        mCancel.setOnClickListener(new OnClickListener()
+        {       
+            public void onClick(View v)
+            {
+                Log.v("log_tag", "Panel Canceled");
+                Bundle b = new Bundle();
+                b.putString("status", "cancel");
+                Intent intent = new Intent();
+                intent.putExtras(b);
+                setResult(RESULT_OK,intent); 
+                finish();
+            }
+        });
+ 
+    }
+ 
+    @Override
+    protected void onDestroy() {
+        Log.w("GetSignature", "onDestory");
+        super.onDestroy();
+    }
+ 
+    private boolean captureSignature() {
+ 
+        boolean error = false;
+        String errorMessage = "";
+ 
+ 
+        if(yourName.getText().toString().equalsIgnoreCase("")){
+            errorMessage = errorMessage + "Please enter your Name\n";
+            error = true;
+        }  
+ 
+        if(error){
+            Toast toast = Toast.makeText(this, errorMessage, Toast.LENGTH_SHORT);
+            toast.setGravity(Gravity.TOP, 105, 50);
+            toast.show();
+        }
+ 
+        return error;
+    }
+ 
+    private String getTodaysDate() {
+ 
+        final Calendar c = Calendar.getInstance();
+        int todaysDate =     (c.get(Calendar.YEAR) * 10000) +
+        ((c.get(Calendar.MONTH) + 1) * 100) +
+        (c.get(Calendar.DAY_OF_MONTH));
+        Log.w("DATE:",String.valueOf(todaysDate));
+        return(String.valueOf(todaysDate));
+ 
+    }
+ 
+    private String getCurrentTime() {
+ 
+        final Calendar c = Calendar.getInstance();
+        int currentTime =     (c.get(Calendar.HOUR_OF_DAY) * 10000) +
+        (c.get(Calendar.MINUTE) * 100) +
+        (c.get(Calendar.SECOND));
+        Log.w("TIME:",String.valueOf(currentTime));
+        return(String.valueOf(currentTime));
+ 
+    }
+ 
+ 
+    private boolean prepareDirectory()
+    {
+        try
+        {
+            if (makedirs())
+            {
+                return true;
+            } else {
+                return false;
+            }
+        } catch (Exception e)
+        {
+            e.printStackTrace();
+            Toast.makeText(this, "Could not initiate File System.. Is Sdcard mounted properly?", 1000).show();
+            return false;
+        }
+    }
+ 
+    private boolean makedirs()
+    {
+        File tempdir = new File(tempDir);
+        if (!tempdir.exists())
+            tempdir.mkdirs();
+ 
+        if (tempdir.isDirectory())
+        {
+            File[] files = tempdir.listFiles();
+            for (File file : files)
+            {
+                if (!file.delete())
+                {
+                    System.out.println("Failed to delete " + file);
+                }
+            }
+        }
+        return (tempdir.isDirectory());
+    }
+ 
+    public class signature extends View
+    {
+        private static final float STROKE_WIDTH = 5f;
+        private static final float HALF_STROKE_WIDTH = STROKE_WIDTH / 2;
+        private Paint paint = new Paint();
+        private Path path = new Path();
+ 
+        private float lastTouchX;
+        private float lastTouchY;
+        private final RectF dirtyRect = new RectF();
+ 
+        public signature(Context context, AttributeSet attrs)
+        {
+            super(context, attrs);
+            paint.setAntiAlias(true);
+            paint.setColor(Color.BLACK);
+            paint.setStyle(Paint.Style.STROKE);
+            paint.setStrokeJoin(Paint.Join.ROUND);
+            paint.setStrokeWidth(STROKE_WIDTH);
+        }
+ 
+        public void save(View v)
+        {
+            Log.v("log_tag", "Width: " + v.getWidth());
+            Log.v("log_tag", "Height: " + v.getHeight());
+            if(mBitmap == null)
+            {
+                mBitmap =  Bitmap.createBitmap (mContent.getWidth(), mContent.getHeight(), Bitmap.Config.RGB_565);;
+            }
+            Canvas canvas = new Canvas(mBitmap);
+            try
+            {
+                FileOutputStream mFileOutStream = new FileOutputStream(mypath);
+ 
+                v.draw(canvas);
+                mBitmap.compress(Bitmap.CompressFormat.PNG, 90, mFileOutStream);
+                mFileOutStream.flush();
+                mFileOutStream.close();
+                String url = Images.Media.insertImage(getContentResolver(), mBitmap, "title", null);
+                Log.v("log_tag","url: " + url);
+                //In case you want to delete the file
+                //boolean deleted = mypath.delete();
+                //Log.v("log_tag","deleted: " + mypath.toString() + deleted);
+                //If you want to convert the image to string use base64 converter
+ 
+            }
+            catch(Exception e)
+            {
+                Log.v("log_tag", e.toString());
+            }
+        }
+ 
+        public void clear()
+        {
+            path.reset();
+            invalidate();
+        }
+ 
+        @Override
+        protected void onDraw(Canvas canvas)
+        {
+            canvas.drawPath(path, paint);
+        }
+ 
+        @Override
+        public boolean onTouchEvent(MotionEvent event)
+        {
+            float eventX = event.getX();
+            float eventY = event.getY();
+            mGetSign.setEnabled(true);
+ 
+            switch (event.getAction())
+            {
+            case MotionEvent.ACTION_DOWN:
+                path.moveTo(eventX, eventY);
+                lastTouchX = eventX;
+                lastTouchY = eventY;
+                return true;
+ 
+            case MotionEvent.ACTION_MOVE:
+ 
+            case MotionEvent.ACTION_UP:
+ 
+                resetDirtyRect(eventX, eventY);
+                int historySize = event.getHistorySize();
+                for (int i = 0; i < historySize; i++)
+                {
+                    float historicalX = event.getHistoricalX(i);
+                    float historicalY = event.getHistoricalY(i);
+                    expandDirtyRect(historicalX, historicalY);
+                    path.lineTo(historicalX, historicalY);
+                }
+                path.lineTo(eventX, eventY);
+                break;
+ 
+            default:
+                debug("Ignored touch event: " + event.toString());
+                return false;
+            }
+ 
+            invalidate((int) (dirtyRect.left - HALF_STROKE_WIDTH),
+                    (int) (dirtyRect.top - HALF_STROKE_WIDTH),
+                    (int) (dirtyRect.right + HALF_STROKE_WIDTH),
+                    (int) (dirtyRect.bottom + HALF_STROKE_WIDTH));
+ 
+            lastTouchX = eventX;
+            lastTouchY = eventY;
+ 
+            return true;
+        }
+ 
+        private void debug(String string){
+        }
+ 
+        private void expandDirtyRect(float historicalX, float historicalY)
+        {
+            if (historicalX < dirtyRect.left)
+            {
+                dirtyRect.left = historicalX;
+            }
+            else if (historicalX > dirtyRect.right)
+            {
+                dirtyRect.right = historicalX;
+            }
+ 
+            if (historicalY < dirtyRect.top)
+            {
+                dirtyRect.top = historicalY;
+            }
+            else if (historicalY > dirtyRect.bottom)
+            {
+                dirtyRect.bottom = historicalY;
+            }
+        }
+ 
+        private void resetDirtyRect(float eventX, float eventY)
+        {
+            dirtyRect.left = Math.min(lastTouchX, eventX);
+            dirtyRect.right = Math.max(lastTouchX, eventX);
+            dirtyRect.top = Math.min(lastTouchY, eventY);
+            dirtyRect.bottom = Math.max(lastTouchY, eventY);
+        }
+    }
+}
\ No newline at end of file
diff -r c06669391cd2 -r c3780fcb8441 src/tz/signaturecapture/CaptureSignatureActivity.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/tz/signaturecapture/CaptureSignatureActivity.java	Fri Jan 10 12:24:07 2014 +0100
@@ -0,0 +1,48 @@
+package tz.signaturecapture;
+
+import android.app.Activity;
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.Gravity;
+import android.view.View;
+import android.widget.Button;
+import android.widget.Toast;
+ 
+public class CaptureSignatureActivity extends Activity {
+ 
+    public static final int SIGNATURE_ACTIVITY = 1;
+ 
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.main);
+ 
+        Button getSignature = (Button) findViewById(R.id.signature);
+        getSignature.setOnClickListener(new View.OnClickListener() {
+            public void onClick(View view) {
+                Intent intent = new Intent(CaptureSignatureActivity.this, CaptureSignature.class);
+                startActivityForResult(intent,SIGNATURE_ACTIVITY);
+            }
+        });
+    }
+ 
+    protected void onActivityResult(int requestCode, int resultCode, Intent data)
+    {
+        switch(requestCode) {
+        case SIGNATURE_ACTIVITY:
+            if (resultCode == RESULT_OK) {
+ 
+                Bundle bundle = data.getExtras();
+                String status  = bundle.getString("status");
+                if(status.equalsIgnoreCase("done")){
+                    Toast toast = Toast.makeText(this, "Signature capture successful!", Toast.LENGTH_SHORT);
+                    toast.setGravity(Gravity.TOP, 105, 50);
+                    toast.show();
+                }
+            }
+            break;
+        }
+ 
+    } 
+ 
+}
\ No newline at end of file