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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.graphics.Rect;
import android.util.AttributeSet;
import android.view.Gravity;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.RelativeLayout;
import com.android.camera.Util;
import com.android.gallery3d.R;
public class CameraRootView extends RelativeLayout
implements RotatableLayout.RotationListener {
private int mTopMargin = 0;
private int mBottomMargin = 0;
private int mLeftMargin = 0;
private int mRightMargin = 0;
private int mOffset = 0;
public CameraRootView(Context context, AttributeSet attrs) {
super(context, attrs);
// Layout the window as if we did not need navigation bar
setSystemUiVisibility(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN
| View.SYSTEM_UI_FLAG_LAYOUT_HIDE_NAVIGATION);
}
@Override
protected boolean fitSystemWindows(Rect insets) {
super.fitSystemWindows(insets);
// insets include status bar, navigation bar, etc
// In this case, we are only concerned with the size of nav bar
if (mOffset > 0) {
// Add margin if necessary to the view to ensure nothing is covered
// by navigation bar
FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
int right, bottom;
if (insets.right > 0) {
// navigation bar on the right
right = mRightMargin > 0 ? 0 : insets.right;
bottom = 0;
} else {
// navigation bar on the bottom
bottom = mBottomMargin > 0 ? 0 : insets.bottom;
right = 0;
}
lp.setMargins(mLeftMargin, mTopMargin, mRightMargin + right, mBottomMargin + bottom);
return true;
}
FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
if (insets.bottom > 0) {
mOffset = insets.bottom;
} else if (insets.right > 0) {
mOffset = insets.right;
}
Configuration config = getResources().getConfiguration();
if (config.orientation == Configuration.ORIENTATION_PORTRAIT) {
mBottomMargin = mOffset;
} else if (config.orientation == Configuration.ORIENTATION_LANDSCAPE) {
mRightMargin = mOffset;
}
lp.setMargins( mLeftMargin, mTopMargin, mRightMargin, mBottomMargin);
CameraControls controls = (CameraControls) findViewById(R.id.camera_controls);
if (controls != null) {
controls.setRotationListener(this);
controls.adjustControlsToRightPosition();
}
return true;
}
@Override
public void onRotation(int rotation) {
FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) getLayoutParams();
int b = mBottomMargin;
int t = mTopMargin;
int l = mLeftMargin;
int r = mRightMargin;
rotation = (rotation + 360) % 360;
if (rotation == 90) {
lp.setMargins(b, l, t, r);
} else if (rotation == 270) {
lp.setMargins(t, r, b, l);
} else if (rotation == 180) {
lp.setMargins(r, b, l, t);
}
mLeftMargin = lp.leftMargin;
mTopMargin = lp.topMargin;
mRightMargin = lp.rightMargin;
mBottomMargin = lp.bottomMargin;
}
}
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