project_files/Android-build/SDL-android-project/src/org/hedgewars/hedgeroid/UserInput/TouchInterface.java
author ChipHome
Tue, 20 Dec 2011 16:13:17 -0500
changeset 6533 2cede73aa627
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child 6700 e04da46ee43c
permissions -rw-r--r--
Italian update
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/*
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 * Hedgewars for Android. An Android port of Hedgewars, a free turn based strategy game
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 * Copyright (c) 2011 Richard Deurwaarder <xeli@xelification.com>
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 *
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 * This program is free software; you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation; version 2 of the License
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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 */
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package org.hedgewars.hedgeroid.UserInput;
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import org.hedgewars.hedgeroid.SDLActivity;
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import android.os.Build;
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import android.util.Log;
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import android.view.MotionEvent;
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import android.view.View;
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import android.view.View.OnTouchListener;
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public class TouchInterface{
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	public static OnTouchListener getTouchInterface(){
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		OnTouchListener toucher;
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		if(Build.VERSION.SDK_INT < 5){//8 == Build.VERSION_CODES.FROYO
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			toucher = new TouchInterfaceST();
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		}else{
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			toucher = new TouchInterfaceMT();
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		}
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		return toucher;
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	}
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}
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/**
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 * Touch interface with multitouch
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 */
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class TouchInterfaceMT implements OnTouchListener {
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	private boolean firstEvent = true;
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	public boolean onTouch(View v, MotionEvent event) {
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		//dumpEvent(event);
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		int action = event.getAction();
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		int actionCode = action & MotionEvent.ACTION_MASK;
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		for (int i = 0; i < event.getPointerCount(); i++) {
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			SDLActivity.onNativeTouch(event.getDeviceId(),  event.getPointerId(i), actionCode, (int)event.getX(i), (int)event.getY(i), event.getPressure(i));
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//			Log.d("Android", String.format("x=%f, y=%f, pntr=%d", event.getX(i), event.getY(i), event.getPointerId(i)));
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		   }
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		return true;
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	}
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	/** Show an event in the LogCat view, for debugging */
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	private void dumpEvent(MotionEvent event) {
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	   String names[] = { "DOWN" , "UP" , "MOVE" , "CANCEL" , "OUTSIDE" ,
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	      "POINTER_DOWN" , "POINTER_UP" , "7?" , "8?" , "9?" };
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	   StringBuilder sb = new StringBuilder();
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	   int action = event.getAction();
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	   int actionCode = action & MotionEvent.ACTION_MASK;
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	   sb.append("event ACTION_" ).append(names[actionCode]);
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	   if (actionCode == MotionEvent.ACTION_POINTER_DOWN
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	         || actionCode == MotionEvent.ACTION_POINTER_UP) {
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	      sb.append("(pid " ).append(
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	      action >> MotionEvent.ACTION_POINTER_ID_SHIFT);
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	      sb.append(")" );
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	   }
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	   sb.append("[" );
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	   for (int i = 0; i < event.getPointerCount(); i++) {
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	      sb.append("#" ).append(i);
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	      sb.append("(pid " ).append(event.getPointerId(i));
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	      sb.append(")=" ).append((int) event.getX(i));
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	      sb.append("," ).append((int) event.getY(i));
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	      if (i + 1 < event.getPointerCount())
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	         sb.append(";" );
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	   }
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	   sb.append("]" );
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	   Log.d("HW_APP_TOUCH", sb.toString());
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	}
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}
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/**
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 * Touch interface without multitouch
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 */
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class TouchInterfaceST implements OnTouchListener {
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	public boolean onTouch(View v, MotionEvent event) {
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		return false;
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	}
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}
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