1 files changed, 90 insertions, 0 deletions
diff --git a/InCallUI/src/com/android/incallui/CallUtils.java b/InCallUI/src/com/android/incallui/CallUtils.java
new file mode 100644
index 000000000..80b553aa7
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+++ b/InCallUI/src/com/android/incallui/CallUtils.java
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+/* Copyright (c) 2014, 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.incallui;
+
+import android.telecom.VideoProfile;
+
+import com.google.common.base.Preconditions;
+
+public class CallUtils {
+
+    public static boolean isVideoCall(Call call) {
+        return call != null && VideoProfile.VideoState.isVideo(call.getVideoState());
+    }
+
+    public static boolean isIncomingVideoCall(Call call) {
+        if (!CallUtils.isVideoCall(call)) {
+            return false;
+        }
+        final int state = call.getState();
+        return (state == Call.State.INCOMING) || (state == Call.State.CALL_WAITING);
+    }
+
+    public static boolean isActiveVideoCall(Call call) {
+        return CallUtils.isVideoCall(call) && call.getState() == Call.State.ACTIVE;
+    }
+
+    public static boolean isOutgoingVideoCall(Call call) {
+        if (!CallUtils.isVideoCall(call)) {
+            return false;
+        }
+        final int state = call.getState();
+        return Call.State.isDialing(state) || state == Call.State.CONNECTING
+                || state == Call.State.PRE_DIAL_WAIT;
+    }
+
+    public static boolean isAudioCall(Call call) {
+        return call != null && VideoProfile.VideoState.isAudioOnly(call.getVideoState());
+    }
+
+    // TODO (ims-vt) Check if special handling is needed for CONF calls.
+    public static boolean canVideoPause(Call call) {
+        return isVideoCall(call) && call.getState() == Call.State.ACTIVE;
+    }
+
+    public static VideoProfile makeVideoPauseProfile(Call call) {
+        Preconditions.checkNotNull(call);
+        Preconditions.checkState(!VideoProfile.VideoState.isAudioOnly(call.getVideoState()));
+        return new VideoProfile(getPausedVideoState(call.getVideoState()));
+    }
+
+    public static VideoProfile makeVideoUnPauseProfile(Call call) {
+        Preconditions.checkNotNull(call);
+        return new VideoProfile(getUnPausedVideoState(call.getVideoState()));
+    }
+
+    public static int getUnPausedVideoState(int videoState) {
+        return videoState & (~VideoProfile.VideoState.PAUSED);
+    }
+
+    public static int getPausedVideoState(int videoState) {
+        return videoState | VideoProfile.VideoState.PAUSED;
+    }
+
+}