Fix losing communication service on screen rotation.
Change-Id: I8ae72857ce65783fe79cd3b911b83b4c70deece6
This commit is contained in:
Andrzej J.R. Hunt
@@ -1,5 +1,6 @@
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<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res/org.libreoffice.impressremote"
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android:id="@+id/presentation_layout"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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@@ -15,9 +16,10 @@
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android:id="@+id/presentation_coverflow"
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android:layout_width="wrap_content"
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android:layout_height="match_parent"
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android:layout_marginTop="5dip"
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coverflow:imageHeight="150dip"
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coverflow:imageWidth="180dip"
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android:layout_margin="5dp"
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android:layout_marginLeft="10dp"
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coverflow:imageHeight="200dip"
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coverflow:imageWidth="240dip"
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coverflow:withReflection="false" />
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<TextView
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@@ -36,6 +38,8 @@
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android:layout_marginRight="6dp"
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android:contentDescription="@string/presentation_ui_resizehandle"
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android:paddingBottom="5dp"
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android:paddingLeft="5dp"
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android:paddingRight="10dp"
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android:paddingTop="5dp"
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android:scaleType="fitXY"
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android:src="@drawable/handle" />
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@@ -112,8 +112,6 @@ public class PresentationActivity extends SherlockFragmentActivity {
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mCommunicationService = ((CommunicationService.CBinder) aService)
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.getService();
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mPresentationFragment
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.setCommunicationService(mCommunicationService);
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mThumbnailFragment.setCommunicationService(mCommunicationService);
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}
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@@ -6,9 +6,11 @@ import org.libreoffice.impressremote.communication.SlideShow;
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import pl.polidea.coverflow.AbstractCoverFlowImageAdapter;
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import pl.polidea.coverflow.CoverFlow;
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import android.content.BroadcastReceiver;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.content.ServiceConnection;
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import android.content.res.Configuration;
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import android.graphics.Bitmap;
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import android.graphics.Canvas;
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@@ -16,6 +18,7 @@ import android.graphics.Color;
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import android.graphics.Paint;
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import android.graphics.RectF;
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import android.os.Bundle;
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import android.os.IBinder;
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import android.support.v4.content.LocalBroadcastManager;
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import android.view.LayoutInflater;
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import android.view.MotionEvent;
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@@ -39,7 +42,6 @@ public class PresentationFragment extends SherlockFragment {
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private TextView mNumberText;
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private CommunicationService mCommunicationService;
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private SlideShow mSlideShow;
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private float mOriginalCoverflowWidth;
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private float mOriginalCoverflowHeight;
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@@ -47,8 +49,37 @@ public class PresentationFragment extends SherlockFragment {
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private float mNewCoverflowWidth = 0;
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private float mNewCoverflowHeight = 0;
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private ServiceConnection mConnection = new ServiceConnection() {
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@Override
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public void onServiceConnected(ComponentName aClassName,
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IBinder aService) {
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mCommunicationService = ((CommunicationService.CBinder) aService)
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.getService();
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if (mTopView != null) {
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mTopView.setAdapter(new ThumbnailAdapter(mContext,
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mCommunicationService.getSlideShow()));
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mTopView.setSelection(mCommunicationService.getSlideShow()
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.getCurrentSlide(), true);
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mTopView.setOnItemSelectedListener(new ClickListener());
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}
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updateSlideNumberDisplay();
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}
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@Override
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public void onServiceDisconnected(ComponentName aClassName) {
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mCommunicationService = null;
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}
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};
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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getActivity().bindService(
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new Intent(getActivity().getApplicationContext(),
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CommunicationService.class),
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mConnection, Context.BIND_IMPORTANT);
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mContext = getActivity().getApplicationContext();
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container.removeAllViews();
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View v = inflater.inflate(R.layout.fragment_presentation, container,
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@@ -69,9 +100,6 @@ public class PresentationFragment extends SherlockFragment {
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mHandle = (ImageView) v.findViewById(R.id.presentation_handle);
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mHandle.setOnTouchListener(new SizeListener());
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// Call again to set things up if necessary.
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setCommunicationService(mCommunicationService);
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// Save the height/width for future reference
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mOriginalCoverflowHeight = mTopView.getImageHeight();
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mOriginalCoverflowWidth = mTopView.getImageWidth();
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@@ -95,11 +123,13 @@ public class PresentationFragment extends SherlockFragment {
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LocalBroadcastManager
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.getInstance(getActivity().getApplicationContext())
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.registerReceiver(mListener, aFilter);
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return v;
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}
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@Override
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public void onDestroyView() {
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getActivity().unbindService(mConnection);
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super.onDestroyView();
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LocalBroadcastManager
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.getInstance(getActivity().getApplicationContext())
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@@ -108,9 +138,11 @@ public class PresentationFragment extends SherlockFragment {
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}
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private void updateSlideNumberDisplay() {
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int aSlide = mSlideShow.getCurrentSlide();
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mNumberText.setText((aSlide + 1) + "/" + mSlideShow.getSize());
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mNotes.loadData(mSlideShow.getNotes(aSlide), "text/html", null);
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int aSlide = mCommunicationService.getSlideShow().getCurrentSlide();
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mNumberText.setText((aSlide + 1) + "/"
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+ mCommunicationService.getSlideShow().getSize());
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mNotes.loadData(mCommunicationService.getSlideShow().getNotes(aSlide),
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"text/html", null);
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}
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// -------------------------------------------------- RESIZING LISTENER ----
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@@ -207,22 +239,6 @@ public class PresentationFragment extends SherlockFragment {
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}
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// ---------------------------------------------------- MESSAGE HANDLER ----
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public void setCommunicationService(
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CommunicationService aCommunicationService) {
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mCommunicationService = aCommunicationService;
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if (mCommunicationService == null)
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return;
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mSlideShow = mCommunicationService.getSlideShow();
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if (mTopView != null && mSlideShow != null) {
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mTopView.setAdapter(new ThumbnailAdapter(mContext, mSlideShow));
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mTopView.setSelection(mSlideShow.getCurrentSlide(), true);
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mTopView.setOnItemSelectedListener(new ClickListener());
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}
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updateSlideNumberDisplay();
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}
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private BroadcastReceiver mListener = new BroadcastReceiver() {
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@Override
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@@ -1,197 +0,0 @@
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///* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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///*
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// * This file is part of the LibreOffice project.
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// *
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// * This Source Code Form is subject to the terms of the Mozilla Public
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// * License, v. 2.0. If a copy of the MPL was not distributed with this
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// * file, You can obtain one at http://mozilla.org/MPL/2.0/.
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// */
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//package org.libreoffice.impressremote.communication;
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//
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//import org.libreoffice.impressremote.PresentationActivity;
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//import org.libreoffice.impressremote.R;
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//import org.libreoffice.impressremote.communication.Server.Protocol;
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//
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//import android.app.Activity;
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//import android.content.ComponentName;
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//import android.content.Context;
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//import android.content.Intent;
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//import android.content.ServiceConnection;
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//import android.graphics.Bitmap;
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//import android.os.Bundle;
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//import android.os.Handler;
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//import android.os.IBinder;
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//import android.os.Message;
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//import android.os.Messenger;
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//import android.view.View;
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//import android.view.View.OnClickListener;
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//import android.widget.Button;
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//import android.widget.ImageView;
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//import android.widget.TextView;
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//
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//public class TestClient extends Activity {
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//
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// private boolean mCurrentPreviewImageMissing = false;
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//
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// private boolean mIsBound = false;
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//
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// private CommunicationService mCommunicationService;
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//
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// final Messenger mMessenger = new Messenger(new MessageHandler());
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//
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// /** Called when the activity is first created. */
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// @Override
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// public void onCreate(Bundle savedInstanceState) {
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// super.onCreate(savedInstanceState);
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// setContentView(R.layout.testlayout);
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// setupUI();
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//
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// }
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//
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// @Override
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// protected void onResume() {
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// super.onResume();
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// doBindService();
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//
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// }
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//
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// // FIXME: move all necessary code to CommunicationService.onUnbind
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//
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// @Override
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// protected void onPause() {
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// super.onPause();
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// }
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//
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// @Override
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// public void onBackPressed() {
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// // TODO Auto-generated method stub
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// mCommunicationService.disconnect();
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// stopService(new Intent(this, CommunicationService.class));
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// doUnbindService();
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// finish();
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// super.onBackPressed();
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// }
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//
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// @Override
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// protected void onStop() {
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// // TODO Auto-generated method stub
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// super.onStop();
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// // mCommunicationService.disconnect();
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// // stopService(new Intent(this, CommunicationService.class));
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// }
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//
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// private ServiceConnection mConnection = new ServiceConnection() {
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// @Override
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// public void onServiceConnected(ComponentName aClassName,
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// IBinder aService) {
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// mCommunicationService = ((CommunicationService.CBinder) aService)
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// .getService();
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// mCommunicationService.connectTo(new Server(Protocol.NETWORK,
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// "10.0.2.2", "TestServer", 0l));
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// mCommunicationService.setActivityMessenger(mMessenger);
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// enableButtons(true);
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// }
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//
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// @Override
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// public void onServiceDisconnected(ComponentName aClassName) {
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// mCommunicationService = null;
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// enableButtons(false);
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// }
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// };
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//
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// void doBindService() {
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// Intent aIntent = new Intent(this, CommunicationService.class);
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// startService(aIntent);
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// bindService(aIntent, mConnection, Context.BIND_IMPORTANT);
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// mIsBound = true;
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// }
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//
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// void doUnbindService() {
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// mCommunicationService.setActivityMessenger(null);
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// if (mIsBound) {
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// unbindService(mConnection);
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// mIsBound = false;
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// }
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// }
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//
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// private Button mButtonNext;
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//
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// private Button mButtonPrevious;
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//
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// private ImageView mImageView;
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//
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// private TextView mSlideLabel;
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//
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// private void setupUI() {
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// mButtonNext = (Button) findViewById(R.id.button_next);
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// mButtonPrevious = (Button) findViewById(R.id.button_previous);
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// mImageView = (ImageView) findViewById(R.id.image_preview);
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// mSlideLabel = (TextView) findViewById(R.id.label_curSlide);
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//
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// enableButtons(false);
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//
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// mButtonNext.setOnClickListener(new OnClickListener() {
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//
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// @Override
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// public void onClick(View v) {
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// mCommunicationService.getTransmitter().nextTransition();
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//
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// }
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//
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// });
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//
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// mButtonPrevious.setOnClickListener(new OnClickListener() {
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//
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// @Override
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// public void onClick(View v) {
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// mCommunicationService.getTransmitter().previousTransition();
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//
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// }
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//
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// });
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//
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// Button mThumbnailButton = (Button) findViewById(R.id.button_thumbnail);
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//
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// mThumbnailButton.setOnClickListener(new OnClickListener() {
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// @Override
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// public void onClick(View v) {
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// Intent aIntent = new Intent(TestClient.this,
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// PresentationActivity.class);
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// startActivity(aIntent);
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// }
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// });
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//
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// }
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//
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// private void enableButtons(boolean aEnabled) {
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// mButtonNext.setEnabled(aEnabled);
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// mButtonPrevious.setEnabled(aEnabled);
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// }
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//
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// class MessageHandler extends Handler {
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// @Override
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// public void handleMessage(Message aMessage) {
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// Bundle aData = aMessage.getData();
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// switch (aMessage.what) {
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// case CommunicationService.MSG_SLIDE_CHANGED:
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// int newSlide = aData.getInt("slide_number");
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// mSlideLabel.setText("Slide " + newSlide);
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// mCurrentPreviewImageMissing = true;
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// // We continue on to try and update the image.
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// case CommunicationService.MSG_SLIDE_PREVIEW:
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// int aSlideNumber = aData.getInt("slide_number");
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// if (mCurrentPreviewImageMissing) {
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// Bitmap aImage = mCommunicationService.getSlideShow()
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// .getImage(aSlideNumber);
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// if (aImage != null) {
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// mImageView.setImageBitmap(aImage);
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// mCurrentPreviewImageMissing = false;
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// }
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// }
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// break;
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//
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// }
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// }
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// }
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//}
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///* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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@@ -39,350 +39,350 @@ import android.widget.SpinnerAdapter;
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*/
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public class CoverFlow extends Gallery {
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/**
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* Graphics Camera used for transforming the matrix of ImageViews.
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*/
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private final Camera mCamera = new Camera();
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/**
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* Graphics Camera used for transforming the matrix of ImageViews.
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*/
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private final Camera mCamera = new Camera();
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/**
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* The maximum angle the Child ImageView will be rotated by.
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*/
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private int mMaxRotationAngle = 60;
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/**
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* The maximum angle the Child ImageView will be rotated by.
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*/
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private int mMaxRotationAngle = 30;
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/**
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* The maximum zoom on the centre Child.
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*/
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private int mMaxZoom = -160;
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/**
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* The maximum zoom on the centre Child.
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*/
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private int mMaxZoom = -100;
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/**
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* The Centre of the Coverflow.
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*/
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private int mCoveflowCenter;
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/**
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* The Centre of the Coverflow.
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*/
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private int mCoveflowCenter;
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/** The image height. */
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private float imageHeight;
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/** The image height. */
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private float imageHeight;
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/** The image width. */
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private float imageWidth;
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/** The image width. */
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private float imageWidth;
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/** The reflection gap. */
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private float reflectionGap;
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/** The reflection gap. */
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private float reflectionGap;
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/** The with reflection. */
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private boolean withReflection;
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/** The with reflection. */
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private boolean withReflection;
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/** The image reflection ratio. */
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private float imageReflectionRatio;
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/** The image reflection ratio. */
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private float imageReflectionRatio;
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/**
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* Gets the image height.
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*
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* @return the image height
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*/
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public float getImageHeight() {
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return imageHeight;
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}
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/**
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* Gets the image height.
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*
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* @return the image height
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*/
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public float getImageHeight() {
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return imageHeight;
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}
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/**
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* Sets the image height.
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*
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* @param imageHeight
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* the new image height
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*/
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public void setImageHeight(final float imageHeight) {
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this.imageHeight = imageHeight;
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}
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/**
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* Sets the image height.
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*
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* @param imageHeight
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* the new image height
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*/
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public void setImageHeight(final float imageHeight) {
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this.imageHeight = imageHeight;
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}
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/**
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* Gets the image width.
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*
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* @return the image width
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*/
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public float getImageWidth() {
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return imageWidth;
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}
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/**
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* Gets the image width.
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*
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* @return the image width
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*/
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public float getImageWidth() {
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return imageWidth;
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}
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/**
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* Sets the image width.
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*
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* @param imageWidth
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* the new image width
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*/
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public void setImageWidth(final float imageWidth) {
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this.imageWidth = imageWidth;
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}
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/**
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||||
* Sets the image width.
|
||||
*
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||||
* @param imageWidth
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||||
* the new image width
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||||
*/
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||||
public void setImageWidth(final float imageWidth) {
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this.imageWidth = imageWidth;
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}
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/**
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* Gets the reflection gap.
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*
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||||
* @return the reflection gap
|
||||
*/
|
||||
public float getReflectionGap() {
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return reflectionGap;
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||||
}
|
||||
/**
|
||||
* Gets the reflection gap.
|
||||
*
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||||
* @return the reflection gap
|
||||
*/
|
||||
public float getReflectionGap() {
|
||||
return reflectionGap;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the reflection gap.
|
||||
*
|
||||
* @param reflectionGap
|
||||
* the new reflection gap
|
||||
*/
|
||||
public void setReflectionGap(final float reflectionGap) {
|
||||
this.reflectionGap = reflectionGap;
|
||||
}
|
||||
/**
|
||||
* Sets the reflection gap.
|
||||
*
|
||||
* @param reflectionGap
|
||||
* the new reflection gap
|
||||
*/
|
||||
public void setReflectionGap(final float reflectionGap) {
|
||||
this.reflectionGap = reflectionGap;
|
||||
}
|
||||
|
||||
/**
|
||||
* Checks if is with reflection.
|
||||
*
|
||||
* @return true, if is with reflection
|
||||
*/
|
||||
public boolean isWithReflection() {
|
||||
return withReflection;
|
||||
}
|
||||
/**
|
||||
* Checks if is with reflection.
|
||||
*
|
||||
* @return true, if is with reflection
|
||||
*/
|
||||
public boolean isWithReflection() {
|
||||
return withReflection;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the with reflection.
|
||||
*
|
||||
* @param withReflection
|
||||
* the new with reflection
|
||||
*/
|
||||
public void setWithReflection(final boolean withReflection) {
|
||||
this.withReflection = withReflection;
|
||||
}
|
||||
/**
|
||||
* Sets the with reflection.
|
||||
*
|
||||
* @param withReflection
|
||||
* the new with reflection
|
||||
*/
|
||||
public void setWithReflection(final boolean withReflection) {
|
||||
this.withReflection = withReflection;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the image reflection ratio.
|
||||
*
|
||||
* @param imageReflectionRatio
|
||||
* the new image reflection ratio
|
||||
*/
|
||||
public void setImageReflectionRatio(final float imageReflectionRatio) {
|
||||
this.imageReflectionRatio = imageReflectionRatio;
|
||||
}
|
||||
/**
|
||||
* Sets the image reflection ratio.
|
||||
*
|
||||
* @param imageReflectionRatio
|
||||
* the new image reflection ratio
|
||||
*/
|
||||
public void setImageReflectionRatio(final float imageReflectionRatio) {
|
||||
this.imageReflectionRatio = imageReflectionRatio;
|
||||
}
|
||||
|
||||
/**
|
||||
* Gets the image reflection ratio.
|
||||
*
|
||||
* @return the image reflection ratio
|
||||
*/
|
||||
public float getImageReflectionRatio() {
|
||||
return imageReflectionRatio;
|
||||
}
|
||||
/**
|
||||
* Gets the image reflection ratio.
|
||||
*
|
||||
* @return the image reflection ratio
|
||||
*/
|
||||
public float getImageReflectionRatio() {
|
||||
return imageReflectionRatio;
|
||||
}
|
||||
|
||||
public CoverFlow(final Context context) {
|
||||
super(context);
|
||||
this.setStaticTransformationsEnabled(true);
|
||||
}
|
||||
public CoverFlow(final Context context) {
|
||||
super(context);
|
||||
this.setStaticTransformationsEnabled(true);
|
||||
}
|
||||
|
||||
public CoverFlow(final Context context, final AttributeSet attrs) {
|
||||
this(context, attrs, android.R.attr.galleryStyle);
|
||||
}
|
||||
public CoverFlow(final Context context, final AttributeSet attrs) {
|
||||
this(context, attrs, android.R.attr.galleryStyle);
|
||||
}
|
||||
|
||||
public CoverFlow(final Context context, final AttributeSet attrs,
|
||||
final int defStyle) {
|
||||
super(context, attrs, defStyle);
|
||||
parseAttributes(context, attrs);
|
||||
this.setStaticTransformationsEnabled(true);
|
||||
}
|
||||
public CoverFlow(final Context context, final AttributeSet attrs,
|
||||
final int defStyle) {
|
||||
super(context, attrs, defStyle);
|
||||
parseAttributes(context, attrs);
|
||||
this.setStaticTransformationsEnabled(true);
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the max rotational angle of the image.
|
||||
*
|
||||
* @return the mMaxRotationAngle
|
||||
*/
|
||||
public int getMaxRotationAngle() {
|
||||
return mMaxRotationAngle;
|
||||
}
|
||||
/**
|
||||
* Get the max rotational angle of the image.
|
||||
*
|
||||
* @return the mMaxRotationAngle
|
||||
*/
|
||||
public int getMaxRotationAngle() {
|
||||
return mMaxRotationAngle;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the.
|
||||
*
|
||||
* @param adapter
|
||||
* the new adapter
|
||||
*/
|
||||
@Override
|
||||
public void setAdapter(final SpinnerAdapter adapter) {
|
||||
if (!(adapter instanceof AbstractCoverFlowImageAdapter)) {
|
||||
throw new IllegalArgumentException(
|
||||
"The adapter should derive from "
|
||||
+ AbstractCoverFlowImageAdapter.class
|
||||
.getName());
|
||||
}
|
||||
final AbstractCoverFlowImageAdapter coverAdapter = (AbstractCoverFlowImageAdapter) adapter;
|
||||
coverAdapter.setWidth(imageWidth);
|
||||
coverAdapter.setHeight(imageHeight);
|
||||
if (withReflection) {
|
||||
final ReflectingImageAdapter reflectAdapter = new ReflectingImageAdapter(
|
||||
coverAdapter);
|
||||
reflectAdapter.setReflectionGap(reflectionGap);
|
||||
reflectAdapter.setWidthRatio(imageReflectionRatio);
|
||||
reflectAdapter.setWidth(imageWidth);
|
||||
reflectAdapter.setHeight(imageHeight * (1 + imageReflectionRatio));
|
||||
super.setAdapter(reflectAdapter);
|
||||
} else {
|
||||
super.setAdapter(adapter);
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Sets the.
|
||||
*
|
||||
* @param adapter
|
||||
* the new adapter
|
||||
*/
|
||||
@Override
|
||||
public void setAdapter(final SpinnerAdapter adapter) {
|
||||
if (!(adapter instanceof AbstractCoverFlowImageAdapter)) {
|
||||
throw new IllegalArgumentException(
|
||||
"The adapter should derive from "
|
||||
+ AbstractCoverFlowImageAdapter.class
|
||||
.getName());
|
||||
}
|
||||
final AbstractCoverFlowImageAdapter coverAdapter = (AbstractCoverFlowImageAdapter) adapter;
|
||||
coverAdapter.setWidth(imageWidth);
|
||||
coverAdapter.setHeight(imageHeight);
|
||||
if (withReflection) {
|
||||
final ReflectingImageAdapter reflectAdapter = new ReflectingImageAdapter(
|
||||
coverAdapter);
|
||||
reflectAdapter.setReflectionGap(reflectionGap);
|
||||
reflectAdapter.setWidthRatio(imageReflectionRatio);
|
||||
reflectAdapter.setWidth(imageWidth);
|
||||
reflectAdapter.setHeight(imageHeight * (1 + imageReflectionRatio));
|
||||
super.setAdapter(reflectAdapter);
|
||||
} else {
|
||||
super.setAdapter(adapter);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the max rotational angle of each image.
|
||||
*
|
||||
* @param maxRotationAngle
|
||||
* the mMaxRotationAngle to set
|
||||
*/
|
||||
public void setMaxRotationAngle(final int maxRotationAngle) {
|
||||
mMaxRotationAngle = maxRotationAngle;
|
||||
}
|
||||
/**
|
||||
* Set the max rotational angle of each image.
|
||||
*
|
||||
* @param maxRotationAngle
|
||||
* the mMaxRotationAngle to set
|
||||
*/
|
||||
public void setMaxRotationAngle(final int maxRotationAngle) {
|
||||
mMaxRotationAngle = maxRotationAngle;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the Max zoom of the centre image.
|
||||
*
|
||||
* @return the mMaxZoom
|
||||
*/
|
||||
public int getMaxZoom() {
|
||||
return mMaxZoom;
|
||||
}
|
||||
/**
|
||||
* Get the Max zoom of the centre image.
|
||||
*
|
||||
* @return the mMaxZoom
|
||||
*/
|
||||
public int getMaxZoom() {
|
||||
return mMaxZoom;
|
||||
}
|
||||
|
||||
/**
|
||||
* Set the max zoom of the centre image.
|
||||
*
|
||||
* @param maxZoom
|
||||
* the mMaxZoom to set
|
||||
*/
|
||||
public void setMaxZoom(final int maxZoom) {
|
||||
mMaxZoom = maxZoom;
|
||||
}
|
||||
/**
|
||||
* Set the max zoom of the centre image.
|
||||
*
|
||||
* @param maxZoom
|
||||
* the mMaxZoom to set
|
||||
*/
|
||||
public void setMaxZoom(final int maxZoom) {
|
||||
mMaxZoom = maxZoom;
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the Centre of the Coverflow.
|
||||
*
|
||||
* @return The centre of this Coverflow.
|
||||
*/
|
||||
private int getCenterOfCoverflow() {
|
||||
return (getWidth() - getPaddingLeft() - getPaddingRight()) / 2
|
||||
+ getPaddingLeft();
|
||||
}
|
||||
/**
|
||||
* Get the Centre of the Coverflow.
|
||||
*
|
||||
* @return The centre of this Coverflow.
|
||||
*/
|
||||
private int getCenterOfCoverflow() {
|
||||
return (getWidth() - getPaddingLeft() - getPaddingRight()) / 2
|
||||
+ getPaddingLeft();
|
||||
}
|
||||
|
||||
/**
|
||||
* Get the Centre of the View.
|
||||
*
|
||||
* @return The centre of the given view.
|
||||
*/
|
||||
private static int getCenterOfView(final View view) {
|
||||
return view.getLeft() + view.getWidth() / 2;
|
||||
}
|
||||
/**
|
||||
* Get the Centre of the View.
|
||||
*
|
||||
* @return The centre of the given view.
|
||||
*/
|
||||
private static int getCenterOfView(final View view) {
|
||||
return view.getLeft() + view.getWidth() / 2;
|
||||
}
|
||||
|
||||
/**
|
||||
* {@inheritDoc}
|
||||
*
|
||||
* @see #setStaticTransformationsEnabled(boolean)
|
||||
*/
|
||||
@Override
|
||||
protected boolean getChildStaticTransformation(final View child,
|
||||
final Transformation t) {
|
||||
/**
|
||||
* {@inheritDoc}
|
||||
*
|
||||
* @see #setStaticTransformationsEnabled(boolean)
|
||||
*/
|
||||
@Override
|
||||
protected boolean getChildStaticTransformation(final View child,
|
||||
final Transformation t) {
|
||||
|
||||
final int childCenter = getCenterOfView(child);
|
||||
final int childWidth = child.getWidth();
|
||||
int rotationAngle = 0;
|
||||
final int childCenter = getCenterOfView(child);
|
||||
final int childWidth = child.getWidth();
|
||||
int rotationAngle = 0;
|
||||
|
||||
t.clear();
|
||||
t.setTransformationType(Transformation.TYPE_MATRIX);
|
||||
t.clear();
|
||||
t.setTransformationType(Transformation.TYPE_MATRIX);
|
||||
|
||||
if (childCenter == mCoveflowCenter) {
|
||||
transformImageBitmap((ImageView) child, t, 0);
|
||||
} else {
|
||||
rotationAngle = (int) ((float) (mCoveflowCenter - childCenter)
|
||||
/ childWidth * mMaxRotationAngle);
|
||||
if (Math.abs(rotationAngle) > mMaxRotationAngle) {
|
||||
rotationAngle = rotationAngle < 0 ? -mMaxRotationAngle
|
||||
: mMaxRotationAngle;
|
||||
}
|
||||
transformImageBitmap((ImageView) child, t, rotationAngle);
|
||||
}
|
||||
if (childCenter == mCoveflowCenter) {
|
||||
transformImageBitmap((ImageView) child, t, 0);
|
||||
} else {
|
||||
rotationAngle = (int) ((float) (mCoveflowCenter - childCenter)
|
||||
/ childWidth * mMaxRotationAngle);
|
||||
if (Math.abs(rotationAngle) > mMaxRotationAngle) {
|
||||
rotationAngle = rotationAngle < 0 ? -mMaxRotationAngle
|
||||
: mMaxRotationAngle;
|
||||
}
|
||||
transformImageBitmap((ImageView) child, t, rotationAngle);
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* This is called during layout when the size of this view has changed. If
|
||||
* you were just added to the view hierarchy, you're called with the old
|
||||
* values of 0.
|
||||
*
|
||||
* @param w
|
||||
* Current width of this view.
|
||||
* @param h
|
||||
* Current height of this view.
|
||||
* @param oldw
|
||||
* Old width of this view.
|
||||
* @param oldh
|
||||
* Old height of this view.
|
||||
*/
|
||||
@Override
|
||||
protected void onSizeChanged(final int w, final int h, final int oldw,
|
||||
final int oldh) {
|
||||
mCoveflowCenter = getCenterOfCoverflow();
|
||||
super.onSizeChanged(w, h, oldw, oldh);
|
||||
}
|
||||
/**
|
||||
* This is called during layout when the size of this view has changed. If
|
||||
* you were just added to the view hierarchy, you're called with the old
|
||||
* values of 0.
|
||||
*
|
||||
* @param w
|
||||
* Current width of this view.
|
||||
* @param h
|
||||
* Current height of this view.
|
||||
* @param oldw
|
||||
* Old width of this view.
|
||||
* @param oldh
|
||||
* Old height of this view.
|
||||
*/
|
||||
@Override
|
||||
protected void onSizeChanged(final int w, final int h, final int oldw,
|
||||
final int oldh) {
|
||||
mCoveflowCenter = getCenterOfCoverflow();
|
||||
super.onSizeChanged(w, h, oldw, oldh);
|
||||
}
|
||||
|
||||
/**
|
||||
* Transform the Image Bitmap by the Angle passed.
|
||||
*
|
||||
* @param imageView
|
||||
* ImageView the ImageView whose bitmap we want to rotate
|
||||
* @param t
|
||||
* transformation
|
||||
* @param rotationAngle
|
||||
* the Angle by which to rotate the Bitmap
|
||||
*/
|
||||
private void transformImageBitmap(final ImageView child,
|
||||
final Transformation t, final int rotationAngle) {
|
||||
mCamera.save();
|
||||
final Matrix imageMatrix = t.getMatrix();
|
||||
/**
|
||||
* Transform the Image Bitmap by the Angle passed.
|
||||
*
|
||||
* @param imageView
|
||||
* ImageView the ImageView whose bitmap we want to rotate
|
||||
* @param t
|
||||
* transformation
|
||||
* @param rotationAngle
|
||||
* the Angle by which to rotate the Bitmap
|
||||
*/
|
||||
private void transformImageBitmap(final ImageView child,
|
||||
final Transformation t, final int rotationAngle) {
|
||||
mCamera.save();
|
||||
final Matrix imageMatrix = t.getMatrix();
|
||||
|
||||
final int height = child.getLayoutParams().height;
|
||||
final int height = child.getLayoutParams().height;
|
||||
|
||||
final int width = child.getLayoutParams().width;
|
||||
final int rotation = Math.abs(rotationAngle);
|
||||
final int width = child.getLayoutParams().width;
|
||||
final int rotation = Math.abs(rotationAngle);
|
||||
|
||||
mCamera.translate(0.0f, 0.0f, 100.0f);
|
||||
mCamera.translate(0.0f, 0.0f, 100.0f);
|
||||
|
||||
// As the angle of the view gets less, zoom in
|
||||
if (rotation < mMaxRotationAngle) {
|
||||
final float zoomAmount = (float) (mMaxZoom + rotation * 1.5);
|
||||
mCamera.translate(0.0f, 0.0f, zoomAmount);
|
||||
}
|
||||
// As the angle of the view gets less, zoom in
|
||||
if (rotation < mMaxRotationAngle) {
|
||||
final float zoomAmount = (float) (mMaxZoom + rotation * 1.5);
|
||||
mCamera.translate(0.0f, 0.0f, zoomAmount);
|
||||
}
|
||||
|
||||
mCamera.rotateY(rotationAngle);
|
||||
mCamera.getMatrix(imageMatrix);
|
||||
imageMatrix.preTranslate(-(width / 2.0f), -(height / 2.0f));
|
||||
imageMatrix.postTranslate((width / 2.0f), (height / 2.0f));
|
||||
mCamera.restore();
|
||||
}
|
||||
mCamera.rotateY(rotationAngle);
|
||||
mCamera.getMatrix(imageMatrix);
|
||||
imageMatrix.preTranslate(-(width / 2.0f), -(height / 2.0f));
|
||||
imageMatrix.postTranslate((width / 2.0f), (height / 2.0f));
|
||||
mCamera.restore();
|
||||
}
|
||||
|
||||
/**
|
||||
* Parses the attributes.
|
||||
*
|
||||
* @param context
|
||||
* the context
|
||||
* @param attrs
|
||||
* the attrs
|
||||
*/
|
||||
private void parseAttributes(final Context context, final AttributeSet attrs) {
|
||||
final TypedArray a = context.obtainStyledAttributes(attrs,
|
||||
R.styleable.CoverFlow);
|
||||
try {
|
||||
imageWidth = a.getDimension(R.styleable.CoverFlow_imageWidth, 480);
|
||||
imageHeight = a.getDimension(R.styleable.CoverFlow_imageHeight, 320);
|
||||
withReflection = a.getBoolean(R.styleable.CoverFlow_withReflection,
|
||||
false);
|
||||
imageReflectionRatio = a.getFloat(
|
||||
R.styleable.CoverFlow_imageReflectionRatio, 0.2f);
|
||||
reflectionGap = a.getDimension(R.styleable.CoverFlow_reflectionGap,
|
||||
4);
|
||||
setSpacing(-15);
|
||||
} finally {
|
||||
a.recycle();
|
||||
}
|
||||
}
|
||||
/**
|
||||
* Parses the attributes.
|
||||
*
|
||||
* @param context
|
||||
* the context
|
||||
* @param attrs
|
||||
* the attrs
|
||||
*/
|
||||
private void parseAttributes(final Context context, final AttributeSet attrs) {
|
||||
final TypedArray a = context.obtainStyledAttributes(attrs,
|
||||
R.styleable.CoverFlow);
|
||||
try {
|
||||
imageWidth = a.getDimension(R.styleable.CoverFlow_imageWidth, 480);
|
||||
imageHeight = a.getDimension(R.styleable.CoverFlow_imageHeight, 320);
|
||||
withReflection = a.getBoolean(R.styleable.CoverFlow_withReflection,
|
||||
false);
|
||||
imageReflectionRatio = a.getFloat(
|
||||
R.styleable.CoverFlow_imageReflectionRatio, 0.2f);
|
||||
reflectionGap = a.getDimension(R.styleable.CoverFlow_reflectionGap,
|
||||
4);
|
||||
setSpacing(-15);
|
||||
} finally {
|
||||
a.recycle();
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user