/* PrimeTriangleApplet.java

   Generate various forms of Prime Triangles, using a GUI to monitor
   progress and control.
   
   Rich Acuff <Rich@Dr-Amy.com>
 */

import java.awt.*;
import java.applet.*;

public class PrimeTriangleApplet extends Applet {
	PrimeTriangleThread ptt;
	boolean stats = false;
	boolean running = false;
	boolean output = true;
	boolean verify = false;
	
	void verifyCheckbox_Action(Event event) {
        verify = verifyCheckbox.getState();
	}

	void noOutputCheckbox_Action(Event event) {
        output = !noOutputCheckbox.getState();
	}
	
	void statsCheckbox_Action(Event event) {
        stats = statsCheckbox.getState();
	}

	void intervalField_KeyRelease(Event event) {
        if (running) {ptt.updateInterval();}
	}

	void keepGoingButton_Clicked(Event event) {
        if (running) {
            ptt.keepGoing = true;
            ptt.resume();
        }
	}
	
	void stopButton_Clicked(Event event) {
        ptt.goAway();
        ptt = null;
        goButton.show();
	}
	
	void goOnButton_Clicked(Event event) {
        if (running) {ptt.resume();}
    }   
	
	synchronized void goButton_Clicked(Event event) {
	    if (!running) {
    	    goButton.hide();
            ptt = new PrimeTriangleThread (this);
            //ptt.setDaemon(true);   //seems to break Macs and not work right on PCs (Netscape)
            running = true;
            ptt.start();
        }
	}

	public void init() {
		super.init();
		//{{INIT_CONTROLS
		setLayout(null);
		addNotify();
		resize(580,688);
		setBackground(new Color(12632256));
		out = new java.awt.TextArea();
		out.reshape(4,253,574,427);
		add(out);
		instructions = new java.awt.Label("Enter the number of rows you want and press GO!");
		instructions.reshape(7,5,451,30);
		instructions.setFont(new Font("Helvetica", Font.BOLD, 18));
		add(instructions);
		rowsLabel = new java.awt.Label("Up to what row?");
		rowsLabel.reshape(51,39,130,24);
		rowsLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(rowsLabel);
		rowField = new java.awt.TextField();
		rowField.reshape(183,37,106,26);
		rowField.setFont(new Font("Dialog", Font.BOLD, 14));
		add(rowField);
		goButton = new java.awt.Button("GO!");
		goButton.reshape(304,35,48,30);
		goButton.setFont(new Font("Dialog", Font.BOLD, 16));
		add(goButton);
		goOnButton = new java.awt.Button("Next Row");
		goOnButton.hide();
		goOnButton.reshape(428,67,105,30);
		goOnButton.setFont(new Font("Dialog", Font.BOLD, 16));
		add(goOnButton);
		stopButton = new java.awt.Button("Stop");
		stopButton.hide();
		stopButton.reshape(302,35,105,30);
		stopButton.setFont(new Font("Dialog", Font.BOLD, 16));
		stopButton.setBackground(new Color(16711680));
		add(stopButton);
		keepGoingButton = new java.awt.Button("Keep Going");
		keepGoingButton.hide();
		keepGoingButton.reshape(427,35,105,30);
		keepGoingButton.setFont(new Font("Dialog", Font.BOLD, 16));
		add(keepGoingButton);
		intervalField = new java.awt.TextField();
		intervalField.setText("10");
		intervalField.reshape(183,63,106,26);
		intervalField.setFont(new Font("Dialog", Font.BOLD, 14));
		add(intervalField);
		intervalLabel = new java.awt.Label("Display update interval:");
		intervalLabel.reshape(2,65,179,24);
		intervalLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(intervalLabel);
		label1 = new java.awt.Label("(1/10 sec)");
		label1.reshape(292,65,130,24);
		label1.setFont(new Font("Dialog", Font.BOLD, 14));
		add(label1);
		isPrimeLabel = new java.awt.Label("# calls to isPrime:",Label.RIGHT);
		isPrimeLabel.reshape(0,123,157,24);
		isPrimeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(isPrimeLabel);
		rearrangeLabel = new java.awt.Label("# calls to rearrange:",Label.RIGHT);
		rearrangeLabel.reshape(-3,149,160,24);
		rearrangeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(rearrangeLabel);
		swapLabel = new java.awt.Label("# calls to swap:",Label.RIGHT);
		swapLabel.reshape(2,175,155,24);
		swapLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(swapLabel);
		totalIsPrimeLabel = new java.awt.Label("",Label.RIGHT);
		totalIsPrimeLabel.reshape(265,126,105,19);
		totalIsPrimeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(totalIsPrimeLabel);
		totalRearrangeLabel = new java.awt.Label("",Label.RIGHT);
		totalRearrangeLabel.reshape(265,152,105,19);
		totalRearrangeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(totalRearrangeLabel);
		totalSwapLabel = new java.awt.Label("",Label.RIGHT);
		totalSwapLabel.reshape(265,178,105,19);
		totalSwapLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(totalSwapLabel);
		totalTimeLabel = new java.awt.Label("",Label.RIGHT);
		totalTimeLabel.reshape(265,230,105,19);
		totalTimeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(totalTimeLabel);
		totalLabel = new java.awt.Label("",Label.RIGHT);
		totalLabel.reshape(265,204,105,19);
		totalLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(totalLabel);
		rowTimeLabel = new java.awt.Label("",Label.RIGHT);
		rowTimeLabel.reshape(159,229,105,19);
		rowTimeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(rowTimeLabel);
		timeLabel = new java.awt.Label(" Run Time:",Label.RIGHT);
		timeLabel.reshape(62,227,94,24);
		timeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(timeLabel);
		rowIsPrimeLabel = new java.awt.Label("",Label.RIGHT);
		rowIsPrimeLabel.reshape(159,125,105,19);
		rowIsPrimeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(rowIsPrimeLabel);
		rowRearrangeLabel = new java.awt.Label("",Label.RIGHT);
		rowRearrangeLabel.reshape(159,151,105,19);
		rowRearrangeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(rowRearrangeLabel);
		rowSwapLabel = new java.awt.Label("",Label.RIGHT);
		rowSwapLabel.reshape(159,177,105,19);
		rowSwapLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(rowSwapLabel);
		freeLabel = new java.awt.Label("",Label.RIGHT);
		freeLabel.reshape(159,203,105,19);
		freeLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(freeLabel);
		memLabel = new java.awt.Label("Memory (free/total)",Label.RIGHT);
		memLabel.reshape(6,201,153,24);
		memLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(memLabel);
		thisRowLabel = new java.awt.Label("");
		thisRowLabel.reshape(204,106,72,19);
		thisRowLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(thisRowLabel);
		rowLabel = new java.awt.Label("Row ",Label.RIGHT);
		rowLabel.reshape(154,107,50,18);
		rowLabel.setFont(new Font("Dialog", Font.BOLD, 14));
		add(rowLabel);
		modeGroup = new CheckboxGroup();
		oneButton = new java.awt.Checkbox("Only One Row", modeGroup, false);
		oneButton.reshape(393,221,175,22);
		oneButton.setFont(new Font("Dialog", Font.BOLD, 14));
		add(oneButton);
		stepButton = new java.awt.Checkbox("One Row at a Time", modeGroup, true);
		stepButton.reshape(393,173,175,22);
		stepButton.setFont(new Font("Dialog", Font.BOLD, 14));
		add(stepButton);
		completeButton = new java.awt.Checkbox("Complete Triangle", modeGroup, false);
		completeButton.reshape(393,197,175,22);
		completeButton.setFont(new Font("Dialog", Font.BOLD, 14));
		add(completeButton);
		totalTag = new java.awt.Label("Total",Label.CENTER);
		totalTag.reshape(283,104,92,21);
		totalTag.setFont(new Font("Dialog", Font.BOLD, 14));
		add(totalTag);
		statsCheckbox = new java.awt.Checkbox("Stats instead of rows");
		statsCheckbox.reshape(391,148,183,24);
		statsCheckbox.setFont(new Font("Dialog", Font.BOLD, 14));
		add(statsCheckbox);
		noOutputCheckbox = new java.awt.Checkbox("No output");
		noOutputCheckbox.reshape(391,123,183,25);
		noOutputCheckbox.setFont(new Font("Dialog", Font.BOLD, 14));
		add(noOutputCheckbox);
		verifyCheckbox = new java.awt.Checkbox("Verify");
		verifyCheckbox.reshape(391,98,183,25);
		verifyCheckbox.setFont(new Font("Dialog", Font.BOLD, 14));
		add(verifyCheckbox);
		//}}
		PrimeTriangle.preComputePrimes(PrimeTriangle.pCacheSize);
	}

	public boolean handleEvent(Event event) {
		if (event.target == goButton && event.id == Event.ACTION_EVENT) {
			goButton_Clicked(event);
			return true;
		}
		if (event.target == goOnButton && event.id == Event.ACTION_EVENT) {
			goOnButton_Clicked(event);
			return true;
		}
		if (event.target == stopButton && event.id == Event.ACTION_EVENT) {
			stopButton_Clicked(event);
			return true;
		}
		if (event.target == keepGoingButton && event.id == Event.ACTION_EVENT) {
			keepGoingButton_Clicked(event);
			return true;
		}
		if (event.target == intervalField && event.id == Event.KEY_RELEASE) {
			intervalField_KeyRelease(event);
			return true;
		}
		if (event.target == statsCheckbox && event.id == Event.ACTION_EVENT) {
			statsCheckbox_Action(event);
			return true;
		}
		if (event.target == noOutputCheckbox && event.id == Event.ACTION_EVENT) {
			noOutputCheckbox_Action(event);
			return true;
		}
		if (event.target == verifyCheckbox && event.id == Event.ACTION_EVENT) {
			verifyCheckbox_Action(event);
			return true;
		}
		return super.handleEvent(event);
	}

    //This isn't really a good place for these methods, which should be more generic...
    void printRagged(int array[][]) {
        if (!output) {return;}
        String pad = new String(), sample = "" + array.length;
        int width = sample.length();

        for (int i = 0; i < width; i++) pad += " ";

        for (int j = 0; j < array.length; j++) {
            StringBuffer buffer = new StringBuffer();
            for (int i = 0; i < ((array.length - 1) - j); i++) {
                buffer.append(pad);
            }
            for (int i = 0; i < array[j].length; i++, buffer.append(pad)) {
                String padded = pad + array[j][i];

                buffer.append(padded.substring(padded.length() - width));
            }
            buffer.append('\n');
            out.appendText(buffer.toString());
        }
    }
    
    void printRow (int[] array) {
        if (!output) {return;}
        out.appendText(rowToString(array));
    }
    
    static String rowToString (int[] array) {
        StringBuffer buffer = new StringBuffer();
        for (int i = 0; i < array.length; i++, buffer.append(" ")) {
            buffer.append(Integer.toString(array[i]));
        }
        buffer.append('\n');
        return buffer.toString();
    }
    void statsHeader () {
        if (!output) {return;}
        out.appendText ("Row\tisPrime\tRearrange\tSwap\tStack\tMax Stack\tTime\tTotal Time\n");
    }
    
    void printStats (Monitor[] m) {
        if (!output) {return;}
        out.appendText (m[0] + "\t" + m[1] + "\t" + m[2] + "\t" + m[3] + "\t" + m[4] + "\t" + m[5] + "\t" + m[6] + "\t" + m[7] + "\n");
    }
        
        

	//{{DECLARE_CONTROLS
	java.awt.TextArea out;
	java.awt.Label instructions;
	java.awt.Label rowsLabel;
	java.awt.TextField rowField;
	java.awt.Button goButton;
	java.awt.Button goOnButton;
	java.awt.Button stopButton;
	java.awt.Button keepGoingButton;
	java.awt.TextField intervalField;
	java.awt.Label intervalLabel;
	java.awt.Label label1;
	java.awt.Label isPrimeLabel;
	java.awt.Label rearrangeLabel;
	java.awt.Label swapLabel;
	java.awt.Label totalIsPrimeLabel;
	java.awt.Label totalRearrangeLabel;
	java.awt.Label totalSwapLabel;
	java.awt.Label totalTimeLabel;
	java.awt.Label totalLabel;
	java.awt.Label rowTimeLabel;
	java.awt.Label timeLabel;
	java.awt.Label rowIsPrimeLabel;
	java.awt.Label rowRearrangeLabel;
	java.awt.Label rowSwapLabel;
	java.awt.Label freeLabel;
	java.awt.Label memLabel;
	java.awt.Label thisRowLabel;
	java.awt.Label rowLabel;
	java.awt.Checkbox oneButton;
	CheckboxGroup modeGroup;
	java.awt.Checkbox stepButton;
	java.awt.Checkbox completeButton;
	java.awt.Label totalTag;
	java.awt.Checkbox statsCheckbox;
	java.awt.Checkbox noOutputCheckbox;
	java.awt.Checkbox verifyCheckbox;
	//}}
}