Mise en place de la camera qui change en fonction de l'orientation + une image par dessus.

AndroidManifest.xml

@@ -24,7 +24,8 @@
         </activity>
         <activity
             android:name=".CameraView"
-            android:label="@string/title_activity_camera_view" >
+            android:label="@string/title_activity_camera_view"
+            android:screenOrientation="fullSensor">
         </activity>
         
     </application>

res/layout/activity_camera_view.xml

@@ -7,16 +7,23 @@
     <FrameLayout
     android:id="@+id/camera_preview"
     android:layout_width="fill_parent"
-    android:layout_height="fill_parent"
-    android:layout_weight="1"
-    />
+    android:layout_height="fill_parent">
+    </FrameLayout>
 
-  <Button
-    android:id="@+id/button_capture"
-    android:text="Capture"
-    android:layout_width="wrap_content"
-    android:layout_height="wrap_content"
-    android:layout_gravity="center"
-    />
+    <ImageView
+        android:id="@+id/imageView2"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:alpha="0.5"
+        android:contentDescription="@string/sss"
+        android:src="@drawable/labs" />
+
+	<Button
+		android:id="@+id/button_capture"
+	    android:text="@string/capture"
+	    android:layout_width="wrap_content"
+	    android:layout_height="wrap_content"
+	    android:layout_gravity="center"
+	    />
 
 </RelativeLayout>

res/values/strings.xml

@@ -6,5 +6,8 @@
     <string name="action_settings">Settings</string>
     <string name="title_activity_camera_view">CameraView</string>
     <string name="start_custom_camera">Start Custom Camera</string>
+    <string name="capture">Capture</string>
+    <string name="todo">TODO</string>
+    <string name="sss">sss</string>
 
 </resources>

src/org/geneanet/testcustomcamera/CameraView.java

@@ -1,39 +1,62 @@
 package org.geneanet.testcustomcamera;
 
+import org.geneanet.testcustomcamera.utils.CameraPreview;
 import org.geneanet.testcustomcamera.utils.CustomCamera;
 
 import android.app.Activity;
+import android.content.res.Configuration;
+import android.graphics.Matrix;
+import android.graphics.Point;
 import android.hardware.Camera;
 import android.os.Bundle;
+import android.view.Display;
 import android.view.Menu;
 import android.view.MenuItem;
+import android.view.Window;
+import android.view.WindowManager;
+import android.widget.FrameLayout;
+import android.widget.ImageView;
+import android.widget.ImageView.ScaleType;
 
 public class CameraView extends Activity {
+	
+	private Camera mCamera;
+    private CameraPreview mPreview;
 
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
+		
+		//Remove title bar
+	    this.requestWindowFeature(Window.FEATURE_NO_TITLE);
+	    //Remove notification bar
+	    this.getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
+		
 		setContentView(R.layout.activity_camera_view);
 		
-		Camera cameraTest = CustomCamera.getCameraInstance();
-	}
-
-	@Override
-	public boolean onCreateOptionsMenu(Menu menu) {
-		// Inflate the menu; this adds items to the action bar if it is present.
-		getMenuInflater().inflate(R.menu.camera_view, menu);
-		return true;
-	}
-
-	@Override
-	public boolean onOptionsItemSelected(MenuItem item) {
-		// Handle action bar item clicks here. The action bar will
-		// automatically handle clicks on the Home/Up button, so long
-		// as you specify a parent activity in AndroidManifest.xml.
-		int id = item.getItemId();
-		if (id == R.id.action_settings) {
-			return true;
+		// Récupère les infos sur le device.
+		Display display = getWindowManager().getDefaultDisplay();
+		
+		// récupère l'objet gérant la camera puis l'oriente en fonction de l'écran.
+		mCamera = CustomCamera.getCameraInstance();
+		switch (display.getRotation()) {
+			case CustomCamera.LANDSCAPE:
+				mCamera.setDisplayOrientation(0);
+				break;
+			case CustomCamera.PORTRAIT:
+				mCamera.setDisplayOrientation(90);
+				break;
+			case CustomCamera.LANDSCAPE_INVERSED:
+				mCamera.setDisplayOrientation(180);
+				break;
+			case CustomCamera.PORTRAIT_INVERSED:
+				mCamera.setDisplayOrientation(270);
+				break;
 		}
-		return super.onOptionsItemSelected(item);
+		
+		// On assigne le rendu à la vue.
+		mPreview = new CameraPreview(this, mCamera);
+        FrameLayout preview = (FrameLayout) findViewById(R.id.camera_preview);
+        preview.addView(mPreview);
 	}
 }

src/org/geneanet/testcustomcamera/utils/CustomCamera.java

@@ -3,8 +3,22 @@ package org.geneanet.testcustomcamera.utils;
 import android.hardware.Camera;
 
 public class CustomCamera {
+	
+	protected static Camera mCamera = null;
+	
+	// constantes sur les orientations de téléphones.
+	public final static int PORTRAIT = 0;
+	public final static int LANDSCAPE = 1;
+	public final static int PORTRAIT_INVERSED = 2;
+	public final static int LANDSCAPE_INVERSED = 3;
+	
 	/** A safe way to get an instance of the Camera object. */
 	public static Camera getCameraInstance(){
+		// si on a déjà une camera récupérée dans l'application, on la retourne directement.
+		if (CustomCamera.mCamera != null) {
+			return mCamera;
+		}
+		// si non, on va chercher la camera de derrière.
 	    Camera c = null;
 	    try {
 	        c = Camera.open(0); // attempt to get a Camera instance
@@ -14,6 +28,9 @@ public class CustomCamera {
 	        // Camera is not available (in use or does not exist)
 	    	System.err.println("rt"+e);
 	    }
+	    
+	    CustomCamera.mCamera = c;
+	    
 	    return c; // returns null if camera is unavailable
 	}
 }