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/* * IZoomable.java//from w w w . j a v a 2 s.com * Android-Charts * * Created by limc on 2014. * * Copyright 2011 limc.cn All rights reserved. * * 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 cn.limc.androidcharts.event; /** * <p>en</p> * <p>jp</p> * <p>cn</p> * * @author limc * @version v1.0 2014/05/29 16:49:01 * */ public interface IZoomable extends ITouchable { static final int ZOOM_BASE_LINE_CENTER = 0; static final int ZOOM_BASE_LINE_LEFT = 1; static final int ZOOM_BASE_LINE_RIGHT = 2; static final int ZOOM_NONE = 0; static final int ZOOM_IN = 1; static final int ZOOM_OUT = 2; static final int ZOOM_STEP = 4; /** * <p> * Zoom in the graph * </p> * <p> * ????????? * </p> * <p> * ???? * </p> */ void zoomIn(); /** * <p> * Zoom out the grid * </p> * <p> * ?????????? * </p> * <p> * ??? * </p> */ void zoomOut(); void setOnZoomGestureListener(OnZoomGestureListener listener); OnZoomGestureListener getOnZoomGestureListener(); }