Created AutoArtAndroid

14 files changed, 443 insertions, 0 deletions

diff --git a/AutoArt.apk b/AutoArt.apk
new file mode 100644
index 0000000..d337513
--- /dev/null
+++ b/AutoArt.apk
diff --git a/src/AndroidManifest.xml b/src/AndroidManifest.xml
new file mode 100644
index 0000000..d575f00
--- /dev/null
+++ b/src/AndroidManifest.xml
@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="org.neocities.autoart.autoart" >
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme" >
+        <activity android:name=".AutoArt" >
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>
diff --git a/src/java/org/neocities/autoart/autoart/AutoArt.java b/src/java/org/neocities/autoart/autoart/AutoArt.java
new file mode 100644
index 0000000..cab52f0
--- /dev/null
+++ b/src/java/org/neocities/autoart/autoart/AutoArt.java
@@ -0,0 +1,331 @@
+package org.neocities.autoart.autoart;
+
+import android.graphics.Bitmap;
+import android.graphics.Color;
+import android.os.Environment;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.widget.Button;
+import android.widget.EditText;
+import android.view.View;
+import android.widget.ImageView;
+
+import java.io.File;
+import java.io.FileOutputStream;
+import java.util.Stack;
+
+public class AutoArt extends AppCompatActivity
+{
+    final int FUNCTION_LENGTH = 40;
+    int[][] matrix_add(int[][] a, int[][] b)
+    {
+        for (int i = 0; i < a.length; i++)
+        {
+            for (int j = 0; j < a[i].length; j++)
+                a[i][j] += b[i][j];
+        }
+        return a;
+    }
+
+    int[][] matrix_sub(int[][] a, int[][] b)
+    {
+        for (int i = 0; i < a.length; i++)
+        {
+            for (int j = 0; j < a[i].length; j++)
+                a[i][j] -= b[i][j];
+        }
+        return a;
+    }
+
+    int[][] matrix_mul(int[][] a, int[][] b)
+    {
+        for (int i = 0; i < a.length; i++)
+        {
+            for (int j = 0; j < a[i].length; j++)
+                a[i][j] *= b[i][j];
+        }
+        return a;
+    }
+
+    int[][] matrix_add_constant(int[][] m, int c)
+    {
+        for (int i = 0; i < m.length; i++)
+        {
+            for (int j = 0; j < m[i].length; j++)
+                m[i][j] += c;
+        }
+        return m;
+    }
+
+    int[][] matrix_scale(int[][] m, int c)
+    {
+        for (int i = 0; i < m.length; i++)
+        {
+            for (int j = 0; j < m[i].length; j++)
+                m[i][j] *= c;
+        }
+        return m;
+    }
+
+    int[][] sin_matrix(int[][] m)
+    {
+        for (int i = 0; i < m.length; i++)
+            for (int j = 0; j < m[i].length; j++)
+                m[i][j] = (int)(255*Math.sin((double)m[i][j]));
+        return m;
+    }
+
+    int[][] cos_matrix(int[][] m)
+    {
+        for (int i = 0; i < m.length; i++)
+            for (int j = 0; j < m[i].length; j++)
+                m[i][j] = (int)(255*Math.cos((double) m[i][j]));
+        return m;
+    }
+
+    int[][] sqrt_matrix(int[][] m)
+    {
+        for (int i = 0; i < m.length; i++)
+            for (int j = 0; j < m[i].length; j++)
+                m[i][j] = (int)(255*Math.sqrt(Math.abs((double) m[i][j])));
+        return m;
+    }
+
+    int[][] matrix_mod256(int[][] m)
+    {
+        for (int i = 0; i < m.length; i++)
+        {
+            for (int j = 0; j < m[i].length; j++)
+                m[i][j] %= 256;
+        }
+        return m;
+    }
+
+    int randrange(int start, int end)
+    {
+        return (int)(Math.random()*(end-start)+start);
+    }
+
+    String randFunction()
+    {
+        String function = null;
+        boolean hasX = false;
+        boolean hasY = false;
+        int operation;
+        int numbersOnStack;
+        int i;
+        while (!(hasX && hasY))
+        {
+            function = "x ";
+            hasX = false;
+            hasY = false;
+            numbersOnStack = 1;
+            for (i = 0; i < FUNCTION_LENGTH; i++)
+            {
+                if (numbersOnStack > 1)
+                    operation = randrange(0, 9);
+                else
+                    operation = randrange(0, 6);
+                switch (operation)
+                {
+                    case 0:
+                        function += "x ";
+                        hasX = true;
+                        numbersOnStack++;
+                        break;
+                    case 1:
+                        function += "y ";
+                        hasY = true;
+                        numbersOnStack++;
+                        break;
+                    case 2:
+                        function += randrange(0, 200) + " ";
+                        numbersOnStack++;
+                        break;
+                    case 3:
+                        function += "sqrt ";
+                        break;
+                    case 4:
+                        function += "cos ";
+                        break;
+                    case 5:
+                        function += "sin ";
+                        break;
+                    case 6:
+                        function += "+ ";
+                        numbersOnStack--;
+                        break;
+                    case 7:
+                        function += "- ";
+                        numbersOnStack--;
+                        break;
+                    case 8:
+                        function += "* ";
+                        numbersOnStack--;
+                        break;
+
+                }
+            }
+            while (numbersOnStack-- > 1)
+            {
+                operation = randrange(0, 3);
+                switch(operation)
+                {
+                    case 0:
+                        function += "+ ";
+                        break;
+                    case 1:
+                        function += "- ";
+                        break;
+                    case 2:
+                        function += "* ";
+                        break;
+                }
+            }
+
+        }
+        return function;
+
+    }
+
+    protected int[][] evalFunction(String function, int width, int height)
+    {
+        Stack<int[][]> stack = new Stack<>();
+        int[][] x = new int[width][height];
+        int[][] y = new int[width][height];
+
+        for (int i = 0; i < width; i++)
+        {
+            for (int j = 0; j < height; j++)
+            {
+                x[i][j] = i;
+                y[i][j] = j;
+            }
+        }
+
+
+        String[] tokens = function.split(" ");
+
+        for (String token: tokens) {
+            if (token.length() == 0)
+                continue;
+
+            if (token.equals("x"))
+                stack.push(x);
+            else if (token.equals("y"))
+                stack.push(y);
+            else if (token.equals("sin"))
+                stack.push(sin_matrix(stack.pop()));
+            else if (token.equals("cos"))
+                stack.push(cos_matrix(stack.pop()));
+            else if (token.equals("sqrt"))
+                stack.push(sqrt_matrix(stack.pop()));
+            else if (token.equals("+"))
+            {
+                int[][] a = stack.pop();
+                int[][] b = stack.pop();
+                if (a.length == 1 && a[0].length == 1 && !(b.length == 1 && b[0].length == 1))
+                    stack.push(matrix_add_constant(b, a[0][0]));
+                else if (!(a.length == 1 && a[0].length == 1) && b.length == 1 && b[0].length == 1)
+                    stack.push(matrix_add_constant(a, b[0][0]));
+                else
+                    stack.push(matrix_add(a, b));
+                 
+            }
+            else if (token.equals("-"))
+            {
+                int[][] a = stack.pop();
+                int[][] b = stack.pop();
+                if (a.length == 1 && a[0].length == 1 && !(b.length == 1 && b[0].length == 1))
+                    stack.push(matrix_add_constant(b, -a[0][0]));
+
+                else if (!(a.length == 1 && a[0].length == 1) && b.length == 1 && b[0].length == 1)
+                    stack.push(matrix_add_constant(a, -b[0][0]));
+
+                else
+                    stack.push(matrix_sub(a, b));
+            }
+            else if (token.equals("*"))
+            {
+                int[][] a = stack.pop();
+                int[][] b = stack.pop();
+                if (a.length == 1 && a[0].length == 1 && !(b.length == 1 && b[0].length == 1))
+                    stack.push(matrix_scale(b, a[0][0]));
+
+                else if (!(a.length == 1 && a[0].length == 1) && b.length == 1 && b[0].length == 1)
+                    stack.push(matrix_scale(a, b[0][0]));
+
+                else
+                    stack.push(matrix_mul(a, b));
+
+            }
+            else
+            {
+                int[][] m = new int[1][1];
+                m[0][0] = Integer.parseInt(token);
+                stack.push(m);
+            }
+
+        }
+
+        return stack.pop();
+    }
+
+    protected void on_button_press()
+    {
+        EditText widthEdit = (EditText)findViewById(R.id.image_width_edit);
+        EditText heightEdit = (EditText)findViewById(R.id.image_height_edit);
+        int width = Integer.parseInt(widthEdit.getText().toString());
+        int height = Integer.parseInt(heightEdit.getText().toString());
+        int[][] r = matrix_mod256(evalFunction(randFunction(), width, height));
+        int[][] g = matrix_mod256(evalFunction(randFunction(), width, height));
+        int[][] b = matrix_mod256(evalFunction(randFunction(), width, height));
+        Bitmap img = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
+        int al, gr, bl, rd;
+        for (int i = 0; i < width; i++)
+        {
+            for (int j = 0; j < height; j++)
+            {
+                al = 255;
+                rd = r[i][j];
+                gr = g[i][j];
+                bl = b[i][j];
+                img.setPixel(i, j, Color.argb(al, rd, gr, bl));
+
+            }
+
+        }
+        ImageView imgv = (ImageView) findViewById(R.id.image_view);
+        imgv.setImageBitmap(img);
+        File root = Environment.getExternalStorageDirectory();
+        File imgFile = new File(root.getAbsolutePath() + "/DCIM/Camera/" + Math.random() + ".png");
+        try
+        {
+            imgFile.createNewFile();
+            FileOutputStream ostream = new FileOutputStream(imgFile);
+            img.compress(Bitmap.CompressFormat.PNG, 100, ostream);
+            ostream.close();
+        }
+        catch(Exception e)
+        {
+            e.printStackTrace();
+        }
+
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState)
+    {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_auto_art);
+
+        final Button create_button = (Button)findViewById(R.id.create_button);
+        create_button.setOnClickListener(new View.OnClickListener() {
+            public void onClick(View v)
+            {
+                on_button_press();
+            }
+        });
+    }
+
+}
diff --git a/src/res/layout/activity_auto_art.xml b/src/res/layout/activity_auto_art.xml
new file mode 100644
index 0000000..760a1df
--- /dev/null
+++ b/src/res/layout/activity_auto_art.xml
@@ -0,0 +1,58 @@
+<?xml version="1.0" encoding="utf-8"?>
+<RelativeLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:paddingLeft="@dimen/activity_horizontal_margin"
+    android:paddingRight="@dimen/activity_horizontal_margin"
+    android:paddingTop="@dimen/activity_vertical_margin"
+    android:paddingBottom="@dimen/activity_vertical_margin"
+    tools:context="org.neocities.autoart.autoart.AutoArt">
+
+    <TextView
+        android:text="@string/width_text"
+        android:textSize="20sp"
+        android:textColor="#000000"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content" />
+    <EditText
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:inputType="number"
+        android:id="@+id/image_width_edit"
+        android:layout_marginTop="20sp"
+        />
+    <TextView
+        android:text="@string/height_text"
+        android:textSize="20sp"
+        android:textColor="#000000"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_below="@id/image_width_edit"
+        android:id="@+id/image_height_text"
+        />
+    <EditText
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:inputType="number"
+        android:id="@+id/image_height_edit"
+        android:layout_below="@id/image_height_text"
+        />
+    <Button
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:id="@+id/create_button"
+        android:text="@string/create_button_text"
+        android:layout_below="@id/image_height_edit"
+        android:background="#beffbe"
+        />
+
+    <ImageView
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_below="@id/create_button"
+        android:id="@+id/image_view"
+        />
+
+</RelativeLayout>
diff --git a/src/res/mipmap-hdpi/ic_launcher.png b/src/res/mipmap-hdpi/ic_launcher.png
new file mode 100644
index 0000000..cde69bc
--- /dev/null
+++ b/src/res/mipmap-hdpi/ic_launcher.png
diff --git a/src/res/mipmap-mdpi/ic_launcher.png b/src/res/mipmap-mdpi/ic_launcher.png
new file mode 100644
index 0000000..c133a0c
--- /dev/null
+++ b/src/res/mipmap-mdpi/ic_launcher.png
diff --git a/src/res/mipmap-xhdpi/ic_launcher.png b/src/res/mipmap-xhdpi/ic_launcher.png
new file mode 100644
index 0000000..bfa42f0
--- /dev/null
+++ b/src/res/mipmap-xhdpi/ic_launcher.png
diff --git a/src/res/mipmap-xxhdpi/ic_launcher.png b/src/res/mipmap-xxhdpi/ic_launcher.png
new file mode 100644
index 0000000..324e72c
--- /dev/null
+++ b/src/res/mipmap-xxhdpi/ic_launcher.png
diff --git a/src/res/mipmap-xxxhdpi/ic_launcher.png b/src/res/mipmap-xxxhdpi/ic_launcher.png
new file mode 100644
index 0000000..aee44e1
--- /dev/null
+++ b/src/res/mipmap-xxxhdpi/ic_launcher.png
diff --git a/src/res/values-w820dp/dimens.xml b/src/res/values-w820dp/dimens.xml
new file mode 100644
index 0000000..63fc816
--- /dev/null
+++ b/src/res/values-w820dp/dimens.xml
@@ -0,0 +1,6 @@
+<resources>
+    <!-- Example customization of dimensions originally defined in res/values/dimens.xml
+         (such as screen margins) for screens with more than 820dp of available width. This
+         would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
+    <dimen name="activity_horizontal_margin">64dp</dimen>
+</resources>
diff --git a/src/res/values/colors.xml b/src/res/values/colors.xml
new file mode 100644
index 0000000..3ab3e9c
--- /dev/null
+++ b/src/res/values/colors.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="colorPrimary">#3F51B5</color>
+    <color name="colorPrimaryDark">#303F9F</color>
+    <color name="colorAccent">#FF4081</color>
+</resources>
diff --git a/src/res/values/dimens.xml b/src/res/values/dimens.xml
new file mode 100644
index 0000000..47c8224
--- /dev/null
+++ b/src/res/values/dimens.xml
@@ -0,0 +1,5 @@
+<resources>
+    <!-- Default screen margins, per the Android Design guidelines. -->
+    <dimen name="activity_horizontal_margin">16dp</dimen>
+    <dimen name="activity_vertical_margin">16dp</dimen>
+</resources>
diff --git a/src/res/values/strings.xml b/src/res/values/strings.xml
new file mode 100644
index 0000000..f3e4529
--- /dev/null
+++ b/src/res/values/strings.xml
@@ -0,0 +1,6 @@
+<resources>
+    <string name="app_name">AutoArt</string>
+    <string name="width_text">Image width:</string>
+    <string name="height_text">Image height:</string>
+    <string name="create_button_text">Create image</string>
+</resources>
diff --git a/src/res/values/styles.xml b/src/res/values/styles.xml
new file mode 100644
index 0000000..5885930
--- /dev/null
+++ b/src/res/values/styles.xml
@@ -0,0 +1,11 @@
+<resources>
+
+    <!-- Base application theme. -->
+    <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
+        <!-- Customize your theme here. -->
+        <item name="colorPrimary">@color/colorPrimary</item>
+        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+        <item name="colorAccent">@color/colorAccent</item>
+    </style>
+
+</resources>