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Geodetic2 /* Geodetic2.java * Copyright (C) 1996 by William Giel * * E-mail: rvdi@usa.nai.net * WWW: http://www.nai.net/~rvdi/home.htm * *************************************************************************** * Abstract * -------- * This unit creates the initial applet panel and button with which the actual * dialogs that perform the calculations, or obtain data, are launched. *************************************************************************** * Permission to use, copy, modify, and distribute this software and its * documentation without fee for NON-COMMERCIAL purposes is hereby granted. * * THE AUTHOR MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY * OF THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED * TO THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A * PARTICULAR PURPOSE, OR NON-INFRINGEMENT. THE AUTHOR SHALL NOT BE LIABLE * FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. ***************************************************************************/ import java.awt.*; import java.applet.*; import java.lang.*; import java.net.*; import geoWindow; public class Geodetic2 extends Applet { geoWindow geoWin; Button button; Image image=null; MediaTracker tracker=new MediaTracker(this); int width,height; public void init() { URL imageURL=null; try{ imageURL=new URL(getCodeBase(),gwConst.LOGO); } catch (MalformedURLException e) { imageURL=null; image=null; } if(imageURL != null){ image=getImage(imageURL); if(image != null) tracker.addImage(image,0); } setFont(new Font(gwConst.FONTSTRING,Font.BOLD,gwConst.FONTHEIGHT)); add (button = new Button(gwConst.BUTTON)); width=size().width; height=size().height; button.move((width-button.size().width)/2,(width-button.size().width)/2); geoWin=new geoWindow(this); } public void paint(Graphics g) { Color color=g.getColor(); g.setColor(Color.lightGray); g.fill3DRect(0,0,size().width,size().height,true); g.setColor(color); if(image != null){ try{ tracker.waitForID(0); }catch (InterruptedException e) { return; } g.drawImage(image,(width-image.getWidth(this))/2,button.size().height + (height-image.getHeight(this)-button.size().height)/3,this); FontMetrics fm=g.getFontMetrics(); g.drawString(gwConst.COPYRIGHT,(width-fm.stringWidth(gwConst.COPYRIGHT))/2,height-fm.getMaxDescent()-3); } } public boolean action(Event e, Object arg) { if(arg.equals(gwConst.BUTTON) && null != geoWin) { if(!geoWin.isShowing()) geoWin.show(); return true; } else return false; } } The other source files are available in the .zip file. Back to Geodetic2 applet page

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