/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
* 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 io.appium.android.bootstrap.handler;
import com.android.uiautomator.core.UiDevice;
import com.android.uiautomator.core.UiObjectNotFoundException;
import io.appium.android.bootstrap.*;
import io.appium.android.bootstrap.exceptions.InvalidCoordinatesException;
import io.appium.android.bootstrap.utils.Point;
import org.json.JSONException;
import java.util.Hashtable;
/**
* This handler is used to flick elements in the Android UI.
*
* Based on the element Id, flick that element.
*
*/
public class Flick extends CommandHandler {
private Point calculateEndPoint(final Point start, final Integer xSpeed,
final Integer ySpeed) {
final UiDevice d = UiDevice.getInstance();
final Point end = new Point();
final double speedRatio = (double) xSpeed / ySpeed;
double xOff;
double yOff;
final double value = Math.min(d.getDisplayHeight(), d.getDisplayWidth());
if (speedRatio < 1) {
yOff = value / 4;
xOff = value / 4 * speedRatio;
} else {
xOff = value / 4;
yOff = value / 4 / speedRatio;
}
xOff = Integer.signum(xSpeed) * xOff;
yOff = Integer.signum(ySpeed) * yOff;
end.x = start.x + xOff;
end.y = start.y + yOff;
return end;
}
/*
* @param command The {@link AndroidCommand} used for this handler.
*
* @return {@link AndroidCommandResult}
*
* @throws JSONException
*
* @see io.appium.android.bootstrap.CommandHandler#execute(io.appium.android.
* bootstrap.AndroidCommand)
*/
@Override
public AndroidCommandResult execute(final AndroidCommand command)
throws JSONException {
Point start = new Point(0.5, 0.5);
Point end = new Point();
Double steps;
final Hashtable<String, Object> params = command.params();
final UiDevice d = UiDevice.getInstance();
if (command.isElementCommand()) {
AndroidElement el;
try {
el = command.getElement();
start = el.getAbsolutePosition(start);
final Integer xoffset = (Integer) params.get("xoffset");
final Integer yoffset = (Integer) params.get("yoffset");
final Integer speed = (Integer) params.get("speed");
steps = 1250.0 / speed + 1;
end.x = start.x + xoffset;
end.y = start.y + yoffset;
} catch (final Exception e) {
return getErrorResult(e.getMessage());
}
} else {
try {
final Integer xSpeed = (Integer) params.get("xSpeed");
final Integer ySpeed = (Integer) params.get("ySpeed");
final Double speed = Math.min(1250.0,
Math.sqrt(xSpeed * xSpeed + ySpeed * ySpeed));
steps = 1250.0 / speed + 1;
start = PositionHelper.getDeviceAbsPos(start);
end = calculateEndPoint(start, xSpeed, ySpeed);
} catch (final InvalidCoordinatesException e) {
return getErrorResult(e.getMessage());
} catch (final UiObjectNotFoundException e) {
return getErrorResult(e.getMessage());
}
}
steps = Math.abs(steps);
Logger.debug("Flicking from " + start.toString() + " to " + end.toString()
+ " with steps: " + steps.intValue());
final boolean res = d.swipe(start.x.intValue(), start.y.intValue(),
end.x.intValue(), end.y.intValue(), steps.intValue());
if (res) {
return getSuccessResult(res);
} else {
return getErrorResult("Flick did not complete successfully");
}
}
}