cthrace/open-keychain
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

tls-psk: show animated connection status view

Browse Source
This commit is contained in:
Vincent Breitmoser
2017-06-09 00:08:31 +02:00
parent 049b93ff03
commit e2c3f5b6f8
3 changed files with 278 additions and 31 deletions
Download Patch File Download Diff File Expand all files Collapse all files

13
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/transfer/view/TransferFragment.java
View File

@@ -56,6 +56,7 @@ import org.sufficientlysecure.keychain.ui.transfer.presenter.TransferPresenter;
import org.sufficientlysecure.keychain.ui.transfer.presenter.TransferPresenter.TransferMvpView;
import org.sufficientlysecure.keychain.ui.util.Notify;
import org.sufficientlysecure.keychain.ui.util.Notify.Style;
import org.sufficientlysecure.keychain.ui.widget.ConnectionStatusView;
@RequiresApi(api = VERSION_CODES.LOLLIPOP)
@@ -74,6 +75,8 @@ public class TransferFragment extends Fragment implements TransferMvpView {
private ViewAnimator vTransferAnimator;
private TextView vConnectionStatusText1;
private TextView vConnectionStatusText2;
private ConnectionStatusView vConnectionStatusView1;
private ConnectionStatusView vConnectionStatusView2;
private RecyclerView vTransferKeyList;
private View vTransferKeyListEmptyView;
private RecyclerView vReceivedKeyList;
@@ -100,6 +103,8 @@ public class TransferFragment extends Fragment implements TransferMvpView {
vConnectionStatusText1 = (TextView) view.findViewById(R.id.connection_status_1);
vConnectionStatusText2 = (TextView) view.findViewById(R.id.connection_status_2);
vConnectionStatusView1 = (ConnectionStatusView) view.findViewById(R.id.connection_status_icon_1);
vConnectionStatusView2 = (ConnectionStatusView) view.findViewById(R.id.connection_status_icon_2);
vTransferKeyList = (RecyclerView) view.findViewById(R.id.transfer_key_list);
vTransferKeyListEmptyView = view.findViewById(R.id.transfer_key_list_empty);
vReceivedKeyList = (RecyclerView) view.findViewById(R.id.received_key_list);
@@ -163,8 +168,13 @@ public class TransferFragment extends Fragment implements TransferMvpView {
@Override
public void showConnectionEstablished(String hostname) {
String statusText = getString(R.string.transfer_status_connected, hostname);
vConnectionStatusText1.setText(statusText);
vConnectionStatusText2.setText(statusText);
vConnectionStatusView1.setConnected(true);
vConnectionStatusView2.setConnected(true);
vTransferAnimator.setDisplayedChild(VIEW_CONNECTED);
}
@@ -177,6 +187,9 @@ public class TransferFragment extends Fragment implements TransferMvpView {
public void showViewDisconnected() {
vConnectionStatusText1.setText(R.string.transfer_status_disconnected);
vConnectionStatusText2.setText(R.string.transfer_status_disconnected);
vConnectionStatusView1.setConnected(false);
vConnectionStatusView2.setConnected(false);
}
@Override

186
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/widget/ConnectionStatusView.java Normal file
View File

@@ -0,0 +1,186 @@
/*
* Copyright (C) 2017 Vincent Breitmoser <look@my.amazin.horse>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.sufficientlysecure.keychain.ui.widget;
import android.animation.ValueAnimator;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Paint;
import android.graphics.RectF;
import android.support.annotation.Nullable;
import android.util.AttributeSet;
import android.view.View;
public class ConnectionStatusView extends View {
private static final int ARC_COUNT = 3;
public static final int COLOR_CONNECTED = 0xff394baf;
public static final int COLOR_DISCONNECTED = 0xffcccccc;
private Arc[] arcs;
private ValueAnimator[] animators;
private boolean isConnected = false;
public ConnectionStatusView(Context context) {
super(context);
}
public ConnectionStatusView(Context context, @Nullable AttributeSet attrs) {
super(context, attrs);
}
public ConnectionStatusView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
super(context, attrs, defStyleAttr);
}
@Override
protected void onLayout(boolean changed, int left, int top, int right, int bottom) {
super.onLayout(changed, left, top, right, bottom);
initializeObjects();
}
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
final int measuredWidth = resolveSize(150, widthMeasureSpec);
final int measuredHeight = resolveSize(150, heightMeasureSpec);
setMeasuredDimension(measuredWidth, measuredHeight);
}
@Override
public void onDraw(Canvas canvas) {
for (int i = 0; i < ARC_COUNT; i++) {
Arc arc = arcs[i];
canvas.drawArc(arc.oval, 225, 90, false, arc.paint);
}
if (isConnected != isAnimationInitiated()) {
resetAnimations();
}
}
@Override
protected void onDetachedFromWindow() {
super.onDetachedFromWindow();
cancelAnimations();
}
public void setConnected(boolean isConnected) {
this.isConnected = isConnected;
if (arcs != null) {
for (int i = 0; i < ARC_COUNT; i++) {
arcs[i].paint.setColor(isConnected ? COLOR_CONNECTED : COLOR_DISCONNECTED);
}
}
invalidate();
}
private void resetAnimations() {
if (isConnected != isAnimationInitiated()) {
post(new Runnable() {
@Override
public void run() {
if (isConnected) {
setupAnimations();
} else {
cancelAnimations();
}
}
});
}
}
private boolean isAnimationInitiated() {
return animators != null;
}
private void setupAnimations() {
if (isAnimationInitiated()) {
return;
}
animators = new ValueAnimator[ARC_COUNT];
for (int i = 0; i < ARC_COUNT; i++) {
final int index = i;
ValueAnimator animator = ValueAnimator.ofInt(100, 255, 100);
animator.setRepeatCount(ValueAnimator.INFINITE);
animator.setDuration(2000);
animator.setStartDelay(i * 300);
animator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
@Override
public void onAnimationUpdate(ValueAnimator animation) {
arcs[index].paint.setAlpha((int) animation.getAnimatedValue());
invalidate();
}
});
animator.start();
animators[i] = animator;
}
}
private void cancelAnimations() {
if (!isAnimationInitiated()) {
return;
}
for (int i = 0; i < ARC_COUNT; i++) {
animators[i].cancel();
}
animators = null;
}
private void initializeObjects() {
int width = getWidth();
int height = getHeight();
float centerX = width / 2.0f;
float centerY = height / 2.0f;
float r = Math.min(width, height) / 2f;
arcs = new Arc[ARC_COUNT];
for (int i = 0; i < ARC_COUNT; i++) {
Paint paint = new Paint();
paint.setAntiAlias(true);
paint.setStyle(Paint.Style.STROKE);
paint.setStrokeWidth(r / 10f);
paint.setColor(isConnected ? COLOR_CONNECTED : COLOR_DISCONNECTED);
float d = r / 4 + i * r / 4;
RectF oval = new RectF(centerX - d, centerY - d + r / 3, centerX + d, centerY + d + r / 3);
arcs[i] = new Arc(paint, oval);
}
}
private static class Arc {
private final Paint paint;
private final RectF oval;
Arc(Paint paint, RectF oval) {
this.paint = paint;
this.oval = oval;
}
}
}