Camera2: Added pause button in Camcorder

- Added pause button in camcorder app.so that user pause
  recording and resume later which results in a single
  recorded clip.
CRs-Fixed: 587051

Change-Id: I2a7d8af7fcea74fe8af62c44119c3c1fa0c13e85

1 files changed, 82 insertions, 0 deletions

diff --git a/src/com/android/camera/PauseButton.java b/src/com/android/camera/PauseButton.java
new file mode 100644
index 000000000..a785050fd
--- /dev/null
+++ b/src/com/android/camera/PauseButton.java
@@ -0,0 +1,82 @@
+/* Copyright (c) 2013, The Linux Foundation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ *       copyright notice, this list of conditions and the following
+ *       disclaimer in the documentation and/or other materials provided
+ *       with the distribution.
+ *     * Neither the name of The Linux Foundation nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+ * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
+ * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
+ * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+package com.android.camera;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.ImageView;
+import android.view.MotionEvent;
+import android.view.View;
+import android.util.Log;
+
+/**
+ * A button designed to be used for the on-screen recording
+ * pausing-continue button.
+ */
+public class PauseButton extends ImageView {
+
+    public interface OnPauseButtonListener {
+        void onButtonPause();
+        void onButtonContinue();
+    }
+
+    public PauseButton(Context context, AttributeSet attrs) {
+        super(context, attrs);
+        setClickable(true);
+        setSelected(false);
+    }
+
+    public void setPaused(boolean paused) {
+        setSelected(paused);
+    }
+
+    @Override
+    public boolean performClick() {
+        boolean result = super.performClick();
+        if (isSelected()) {
+            setSelected(false);
+            if (mListener != null && getVisibility() == View.VISIBLE) {
+                mListener.onButtonContinue();
+            }
+        } else {
+            setSelected(true);
+            if (mListener != null && getVisibility() == View.VISIBLE) {
+                mListener.onButtonPause();
+            }
+        }
+        return result;
+    }
+
+    public void setOnPauseButtonListener(OnPauseButtonListener listener) {
+        mListener = listener;
+    }
+
+    private OnPauseButtonListener mListener;
+}