Camera preview

demo/src/main/java/com/wonderkiln/camerakit/demo/MainActivity.java

@@ -1,7 +1,11 @@
 package com.wonderkiln.camerakit.demo;
 
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
 import android.os.Bundle;
+import android.os.Handler;
 import android.support.v7.app.AppCompatActivity;
+import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewTreeObserver;
 import android.widget.CheckBox;
@@ -10,6 +14,7 @@ import android.widget.EditText;
 import android.widget.TextView;
 import android.widget.Toast;
 
+import com.wonderkiln.camerakit.CameraListener;
 import com.wonderkiln.camerakit.CameraView;
 import com.wonderkiln.camerakit.Constants;
 
@@ -17,6 +22,7 @@ import butterknife.BindView;
 import butterknife.ButterKnife;
 import butterknife.OnCheckedChanged;
 import butterknife.OnClick;
+import butterknife.OnFocusChange;
 import butterknife.OnTextChanged;
 
 public class MainActivity extends AppCompatActivity {
@@ -27,6 +33,12 @@ public class MainActivity extends AppCompatActivity {
     @BindView(R.id.camera)
     CameraView camera;
 
+    @BindView(R.id.modeQuality)
+    CheckBox modeQuality;
+
+    @BindView(R.id.modeSpeed)
+    CheckBox modeSpeed;
+
     @BindView(R.id.screenWidth)
     TextView screenWidth;
 
@@ -45,6 +57,8 @@ public class MainActivity extends AppCompatActivity {
     @BindView(R.id.height)
     EditText height;
 
+    boolean blockInvalidation;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -56,19 +70,13 @@ public class MainActivity extends AppCompatActivity {
             public void onGlobalLayout() {
                 screenWidth.setText("screen: " + parent.getWidth() + "px");
                 screenHeight.setText("screen: " + parent.getHeight() + "px");
+            }
+        });
 
-                if (!widthMatchParent.isChecked() && !widthWrapContent.isChecked()) {
+        camera.addOnLayoutChangeListener(new View.OnLayoutChangeListener() {
-                    width.setText(String.valueOf(camera.getWidth()));
+            @Override
-                    width.setHint("pixels");
+            public void onLayoutChange(View v, int left, int top, int right, int bottom, int oldLeft, int oldTop, int oldRight, int oldBottom) {
-                } else if (widthMatchParent.isChecked()) {
+                invalidateParameters();
-                    width.setHint("match_parent");
-                    width.setText("");
-                } else if (widthWrapContent.isChecked()) {
-                    width.setHint("wrap_content");
-                    width.setText("");
-                }
-
-                height.setText(String.valueOf(camera.getHeight()));
             }
         });
     }
@@ -87,7 +95,15 @@ public class MainActivity extends AppCompatActivity {
 
     @OnClick(R.id.capturePhoto)
     void capturePhoto() {
-
+        camera.setCameraListener(new CameraListener() {
+            @Override
+            public void onPictureTaken(byte[] picture) {
+                super.onPictureTaken(picture);
+                Bitmap bitmap = BitmapFactory.decodeByteArray(picture, 0, picture.length);
+                new PreviewDialog(MainActivity.this, bitmap).show();
+            }
+        });
+        camera.capturePicture();
     }
 
     @OnClick(R.id.captureVideo)
@@ -125,9 +141,36 @@ public class MainActivity extends AppCompatActivity {
         }
     }
 
+    @OnCheckedChanged(R.id.modeQuality)
+    void modeQuality(CompoundButton buttonCompat, boolean checked) {
+        modeSpeed.setChecked(false);
+        if (checked) {
+            camera.setPictureMode(CameraView.PICTURE_MODE_QUALITY);
+        }
+
+        invalidateParameters();
+    }
+
+    @OnCheckedChanged(R.id.modeSpeed)
+    void modeSpeed(CompoundButton buttonCompat, boolean checked) {
+        modeQuality.setChecked(false);
+        if (checked) {
+            camera.setPictureMode(CameraView.PICTURE_MODE_SPEED);
+        }
+
+        invalidateParameters();
+    }
+
+    @OnFocusChange({ R.id.width, R.id.height })
+    void inputFocusChanged(View view, boolean f) {
+        blockInvalidation = view.isFocused();
+    }
+
     @OnTextChanged(value = R.id.width, callback = OnTextChanged.Callback.AFTER_TEXT_CHANGED)
     void widthChanged() {
-
+        if (width.isFocused()) {
+            new Handler().postDelayed(new UpdateCameraRunnable(width), 2000);
+        }
     }
 
     @OnCheckedChanged(R.id.widthWrapContent)
@@ -139,6 +182,8 @@ public class MainActivity extends AppCompatActivity {
 
             widthMatchParent.setChecked(false);
         }
+
+        invalidateParameters();
     }
 
     @OnCheckedChanged(R.id.widthMatchParent)
@@ -150,20 +195,75 @@ public class MainActivity extends AppCompatActivity {
 
             widthWrapContent.setChecked(false);
         }
+
+        invalidateParameters();
     }
 
     @OnTextChanged(value = R.id.height, callback = OnTextChanged.Callback.AFTER_TEXT_CHANGED)
     void heightChanged() {
-
+        if (height.isFocused()) {
+            new Handler().postDelayed(new UpdateCameraRunnable(height), 2000);
+        }
     }
 
     @OnCheckedChanged(R.id.heightWrapContent)
     void heightWrapContent() {
-
+        invalidateParameters();
     }
 
     @OnCheckedChanged(R.id.heightMatchParent)
     void heightMatchParent() {
+        invalidateParameters();
+    }
+
+    private void invalidateParameters() {
+        if (blockInvalidation) return;
+
+        blockInvalidation = true;
+
+        if (!widthMatchParent.isChecked() && !widthWrapContent.isChecked()) {
+            width.setText(String.valueOf(camera.getWidth()));
+            width.setHint("pixels");
+        } else if (widthMatchParent.isChecked()) {
+            width.setHint("match_parent");
+            width.setText("");
+        } else if (widthWrapContent.isChecked()) {
+            width.setHint("wrap_content");
+            width.setText("");
+        }
+
+        height.setText(String.valueOf(camera.getHeight()));
+
+        blockInvalidation = false;
+    }
+
+    private class UpdateCameraRunnable implements Runnable {
+
+        private EditText editText;
+        private String startText;
+
+        public UpdateCameraRunnable(EditText editText) {
+            this.startText = editText.getText().toString();
+        }
+
+        @Override
+        public void run() {
+            if (startText.equals(editText.getText().toString())) {
+                ViewGroup.LayoutParams layoutParams = camera.getLayoutParams();
+                switch (editText.getId()) {
+                    case R.id.width:
+                        layoutParams.width = ViewGroup.LayoutParams.MATCH_PARENT;
+                        break;
+
+                    case R.id.height:
+                        layoutParams.height = ViewGroup.LayoutParams.MATCH_PARENT;
+                        break;
+                }
+
+                camera.setLayoutParams(layoutParams);
+
+            }
+        }
 
     }
 

demo/src/main/java/com/wonderkiln/camerakit/demo/PreviewDialog.java

@@ -0,0 +1,34 @@
+package com.wonderkiln.camerakit.demo;
+
+import android.app.Dialog;
+import android.content.Context;
+import android.graphics.Bitmap;
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.widget.ImageView;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+
+public class PreviewDialog extends Dialog {
+
+    @BindView(R.id.image)
+    ImageView image;
+
+    private Bitmap bitmap;
+
+    public PreviewDialog(@NonNull Context context, Bitmap bitmap) {
+        super(context);
+        this.bitmap = bitmap;
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.dialog_preview);
+        ButterKnife.bind(this);
+
+        image.setImageBitmap(bitmap);
+    }
+
+}

demo/src/main/res/layout/activity_main.xml

@@ -15,7 +15,7 @@
 
         <com.wonderkiln.camerakit.CameraView xmlns:app="http://schemas.android.com/apk/res-auto"
             android:id="@+id/camera"
-            android:layout_width="300dp"
+            android:layout_width="match_parent"
             android:layout_height="400dp"
             android:layout_gravity="center_horizontal"
             app:ckFacing="back" />
@@ -112,12 +112,14 @@
                         android:orientation="horizontal">
 
                         <android.support.v7.widget.AppCompatCheckBox
+                            android:id="@+id/modeQuality"
                             android:layout_width="wrap_content"
                             android:layout_height="wrap_content"
                             android:checked="true"
                             android:text="Quality" />
 
                         <android.support.v7.widget.AppCompatCheckBox
+                            android:id="@+id/modeSpeed"
                             android:layout_width="wrap_content"
                             android:layout_height="wrap_content"
                             android:layout_marginLeft="20dp"

demo/src/main/res/layout/dialog_preview.xml

@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="utf-8"?>
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <VideoView
+        android:id="@+id/video"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+    <ImageView
+        android:id="@+id/image"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:scaleType="centerInside" />
+
+</FrameLayout>