first commit

.gitignore

@@ -0,0 +1,10 @@
+*.iml
+.gradle
+.idea
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.externalNativeBuild

app/.gitignore

@@ -0,0 +1 @@
+/build

app/build.gradle

@@ -0,0 +1,30 @@
+apply plugin: 'com.android.application'
+
+android {
+    compileSdkVersion 25
+    buildToolsVersion "25.0.3"
+    defaultConfig {
+        applicationId "me.pqpo.smartcropper"
+        minSdkVersion 14
+        targetSdkVersion 25
+        versionCode 1
+        versionName "1.0"
+        ndk {
+            abiFilters 'armeabi'
+        }
+    }
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+        }
+    }
+}
+
+dependencies {
+    compile project(':smartcropperlib')
+    compile fileTree(dir: 'libs', include: ['*.jar'])
+    compile 'com.android.support:appcompat-v7:25.3.1'
+    compile 'com.android.support:support-v4:25.3.1'
+    compile 'com.android.support.constraint:constraint-layout:1.0.2'
+}

app/proguard-rules.pro

@@ -0,0 +1,25 @@
+# Add project specific ProGuard rules here.
+# By default, the flags in this file are appended to flags specified
+# in /home/qiulinmin/Android/Sdk/tools/proguard/proguard-android.txt
+# You can edit the include path and order by changing the proguardFiles
+# directive in build.gradle.
+#
+# 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 *;
+#}
+
+# 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

app/src/main/AndroidManifest.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+          package="me.pqpo.smartcropper">
+
+    <application
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/AppTheme">
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN"/>
+
+                <category android:name="android.intent.category.LAUNCHER"/>
+            </intent-filter>
+        </activity>
+        <activity android:name=".CropActivity">
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/me/pqpo/smartcropper/CropActivity.java

@@ -0,0 +1,171 @@
+package me.pqpo.smartcropper;
+
+import android.content.ContentResolver;
+import android.content.Context;
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.graphics.Point;
+import android.graphics.Rect;
+import android.net.Uri;
+import android.provider.MediaStore;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileOutputStream;
+import java.io.IOException;
+
+import me.pqpo.smartcropperlib.SmartCropper;
+import me.pqpo.smartcropperlib.view.CropImageView;
+
+public class CropActivity extends AppCompatActivity {
+
+    private static final String EXTRA_FROM_ALBUM = "extra_from_album";
+    private static final String EXTRA_CROPPED_FILE = "extra_cropped_file";
+    private static final int REQUEST_CODE_TAKE_PHOTO = 100;
+    private static final int REQUEST_CODE_SELECT_ALBUM = 200;
+
+    CropImageView ivCrop;
+    Button btnCancel;
+    Button btnOk;
+
+    boolean mFromAlbum;
+    File mCroppedFile;
+
+    File tempFile;
+
+    public static Intent getJumpIntent(Context context, boolean fromAlbum, File croppedFile) {
+        Intent intent = new Intent(context, CropActivity.class);
+        intent.putExtra(EXTRA_FROM_ALBUM, fromAlbum);
+        intent.putExtra(EXTRA_CROPPED_FILE, croppedFile);
+        return intent;
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_crop);
+        ivCrop = (CropImageView) findViewById(R.id.iv_crop);
+        btnCancel = (Button) findViewById(R.id.btn_cancel);
+        btnOk = (Button) findViewById(R.id.btn_ok);
+        btnCancel.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                setResult(RESULT_CANCELED);
+                finish();
+            }
+        });
+        btnOk.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(final View v) {
+                Bitmap crop = ivCrop.crop();
+                if (crop != null) {
+                    saveImage(crop, mCroppedFile);
+                    setResult(RESULT_OK);
+                } else {
+                    setResult(RESULT_CANCELED);
+                }
+                finish();
+            }
+        });
+        mFromAlbum = getIntent().getBooleanExtra(EXTRA_FROM_ALBUM, true);
+        mCroppedFile = (File) getIntent().getSerializableExtra(EXTRA_CROPPED_FILE);
+        if (mCroppedFile == null) {
+            setResult(RESULT_CANCELED);
+            finish();
+            return;
+        }
+
+        tempFile = new File(getExternalFilesDir("img"), "temp.jpg");
+
+        selectPhoto();
+    }
+
+    private void selectPhoto() {
+        if (mFromAlbum) {
+            Intent selectIntent = new Intent(Intent.ACTION_PICK);
+            selectIntent.setType("image/*");
+            if (selectIntent.resolveActivity(getPackageManager()) != null) {
+                startActivityForResult(selectIntent, REQUEST_CODE_SELECT_ALBUM);
+            }
+        } else {
+            Intent startCameraIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
+            startCameraIntent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(tempFile));
+            if (startCameraIntent.resolveActivity(getPackageManager()) != null) {
+                startActivityForResult(startCameraIntent, REQUEST_CODE_TAKE_PHOTO);
+            }
+        }
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        if (resultCode != RESULT_OK) {
+            setResult(RESULT_CANCELED);
+            finish();
+            return;
+        }
+        Bitmap selectedBitmap = null;
+        if (requestCode == REQUEST_CODE_TAKE_PHOTO && tempFile.exists()) {
+            BitmapFactory.Options options = new BitmapFactory.Options();
+            options.inJustDecodeBounds = true;
+            BitmapFactory.decodeFile(tempFile.getPath(), options);
+            options.inJustDecodeBounds = false;
+            options.inSampleSize = calculateSampleSize(options);
+            selectedBitmap = BitmapFactory.decodeFile(tempFile.getPath(), options);
+        } else if (requestCode == REQUEST_CODE_SELECT_ALBUM && data != null && data.getData() != null) {
+            ContentResolver cr = getContentResolver();
+            Uri bmpUri = data.getData();
+            try {
+                BitmapFactory.Options options = new BitmapFactory.Options();
+                options.inJustDecodeBounds = true;
+                BitmapFactory.decodeStream(cr.openInputStream(bmpUri), new Rect(), options);
+                options.inJustDecodeBounds = false;
+                options.inSampleSize = calculateSampleSize(options);
+                selectedBitmap = BitmapFactory.decodeStream(cr.openInputStream(bmpUri), new Rect(), options);
+            } catch (FileNotFoundException e) {
+                e.printStackTrace();
+            }
+        }
+        if (selectedBitmap != null) {
+            Point[] points = SmartCropper.scan(selectedBitmap);
+            ivCrop.setCropPoints(points);
+            ivCrop.setImageBitmap(selectedBitmap);
+        }
+    }
+
+
+    private void saveImage(Bitmap bitmap, File saveFile) {
+        try {
+            FileOutputStream fos = new FileOutputStream(saveFile);
+            bitmap.compress(Bitmap.CompressFormat.JPEG, 100, fos);
+            fos.flush();
+            fos.close();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+
+    private int calculateSampleSize(BitmapFactory.Options options) {
+        int outHeight = options.outHeight;
+        int outWidth = options.outWidth;
+        int sampleSize = 1;
+        int destHeight = 1000;
+        int destWidth = 1000;
+        if (outHeight > destHeight || outWidth > destHeight) {
+            if (outHeight > outWidth) {
+                sampleSize = outHeight / destHeight;
+            } else {
+                sampleSize = outWidth / destWidth;
+            }
+        }
+        if (sampleSize < 1) {
+            sampleSize = 1;
+        }
+        return sampleSize;
+    }
+}

app/src/main/java/me/pqpo/smartcropper/MainActivity.java

@@ -0,0 +1,58 @@
+package me.pqpo.smartcropper;
+
+import android.content.Intent;
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+import android.support.v7.app.AppCompatActivity;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+import android.widget.ImageView;
+
+import java.io.File;
+
+public class MainActivity extends AppCompatActivity {
+
+    Button btnTake;
+    Button btnSelect;
+    ImageView ivShow;
+
+    File photoFile;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_main);
+        btnTake = (Button) findViewById(R.id.btn_take);
+        btnSelect = (Button) findViewById(R.id.btn_select);
+        ivShow = (ImageView) findViewById(R.id.iv_show);
+
+        photoFile = new File(getExternalFilesDir("img"), "scan.jpg");
+
+        btnTake.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                startActivityForResult(CropActivity.getJumpIntent(MainActivity.this, false, photoFile), 100);
+            }
+        });
+
+        btnSelect.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                startActivityForResult(CropActivity.getJumpIntent(MainActivity.this, true, photoFile), 100);
+            }
+        });
+    }
+
+    @Override
+    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
+        super.onActivityResult(requestCode, resultCode, data);
+        if (resultCode != RESULT_OK) {
+            return;
+        }
+        if (requestCode == 100 && photoFile.exists()) {
+            Bitmap bitmap = BitmapFactory.decodeFile(photoFile.getPath());
+            ivShow.setImageBitmap(bitmap);
+        }
+    }
+}

app/src/main/res/layout/activity_crop.xml

@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@android:color/background_dark"
+    android:orientation="vertical">
+
+    <me.pqpo.smartcropperlib.view.CropImageView
+        android:id="@+id/iv_crop"
+        android:layout_width="match_parent"
+        android:layout_margin="20dp"
+        android:layout_height="0dp"
+        android:layout_weight="1"/>
+
+    <LinearLayout
+        android:id="@+id/ll_btn"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:background="@color/colorPrimary"
+        android:padding="10dp"
+        android:orientation="horizontal">
+
+        <Button
+            android:id="@+id/btn_cancel"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="cancel"/>
+
+        <Button
+            android:id="@+id/btn_ok"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:text="ok"/>
+
+    </LinearLayout>
+
+</LinearLayout>