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/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.camera.ui;
import android.app.Activity;
import android.content.Context;
import android.content.res.Configuration;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.View;
import android.widget.FrameLayout.LayoutParams;
import com.android.camera.Util;
import com.android.gallery3d.R;
public class CameraControls extends RotatableLayout
{
private View mBackgroundView;
public CameraControls(Context context, AttributeSet attrs) {
super(context, attrs);
}
public CameraControls(Context context) {
super(context);
}
@Override
public void onConfigurationChanged(Configuration config) {
super.onConfigurationChanged(config);
adjustBackground();
}
@Override
public void onFinishInflate() {
super.onFinishInflate();
mBackgroundView = findViewById(R.id.blocker);
}
// In reverse landscape and reverse portrait, camera controls will be laid out
// on the wrong side of the screen. We need to make adjustment to move the controls
// to the USB side
public void adjustControlsToRightPosition() {
Configuration config = getResources().getConfiguration();
int orientation = Util.getDisplayRotation((Activity) getContext());
if (orientation == 270 && config.orientation == Configuration.ORIENTATION_LANDSCAPE) {
flipChildren();
}
if (orientation == 180 && config.orientation == Configuration.ORIENTATION_PORTRAIT) {
flipChildren();
}
adjustBackground();
}
private void adjustBackground() {
// remove current drawable and reset rotation
mBackgroundView.setBackgroundDrawable(null);
mBackgroundView.setRotationX(0);
mBackgroundView.setRotationY(0);
// if the switcher background is top aligned we need to flip the background
// drawable vertically; if left aligned, flip horizontally
int gravity = ((LayoutParams) mBackgroundView.getLayoutParams()).gravity;
if ((gravity & Gravity.TOP) == Gravity.TOP) {
mBackgroundView.setRotationX(180);
} else if ((gravity & Gravity.LEFT) == Gravity.LEFT) {
mBackgroundView.setRotationY(180);
}
mBackgroundView.setBackgroundResource(R.drawable.switcher_bg);
}
}
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