/*
	3magic Coffee Table Tutorial 14
	Tutorial14.java - More Multiline Text.

	© 1997-1999 3magic.  All rights reserved worldwide.
*/

import java.awt.*;
import java.applet.*;
import java.util.*;
import java.lang.Math;

import CoffeeTable.Grid.*;

public class Tutorial14 extends Applet
{
	// Labels for columns.
	String quarters[] = {"Spring", "Summer", "Fall", "Winter"};
	
	// Countries
	int fNumCountries = 39;
	String country[] = {
		"Andorra", "Afghanistan", "Antigua", "Anguilla", "Albania", "Armenia", "Angola",
		"Antarctica", "Argentina", "American Samoa", "Austria", "Australia", "Aruba", "Azerbaidjan",
		"Bosnia-Herzegovina", "Barbados", "Bangladesh", "Belgium", "Burkina Faso", "Bulgaria",
		"Bahrain", "Burundi", "Benin", "Bermuda", "Brunei", "Bolivia", "Brazil",
		"Bahamas", "Bhutan", "Bouvet Island", "Botswana", "Belarus", "Belize", "Canada",
		"Chile", "Congo", "Cameroon", "China", "Colombia"
	};
	
	// Our grid.
	GridPanel fGrid;
	
	// Rows and Columns;
	int fNumRows = fNumCountries;
	int fNumCols = 100;
	
	// Some Buttons.
	int fNumButtons = 5;
	Button fButton[] = new Button[fNumButtons];
	String buttonLabels[] = {
		"Clear Data", "Reload Data", "8 x 8", "100 x 24", "Squish Columns"};
	
	/**
	 * Initialize.
	 */
	public void init() {
	
		// Instantiate a new Grid Panel with
		// defaults like cell selection, row and column headers, 
		// row and column lines enabled and with scrollbars.
		fGrid = new GridPanel(fNumRows, fNumCols);

        // Be sure to set the preferred size if you are using it in a
        // layout that resizes based on preferred size.
        fGrid.resize(400, 200);
        		
		// Set up the row/col dimensions.
		fGrid.setRowHeight(50);
		fGrid.setColHeaderHeight(40);
		fGrid.setRowHeaderWidth(100);
		
		// Let's use Times, plain, 9-point.
		fGrid.setGridFont(new Font("TimesRoman", Font.PLAIN, 9));
        
		// Set the background color.
		fGrid.setGridBackground(new Color(230, 255, 230));  // light green.
		fGrid.setHeaderBackground(new Color(230, 230, 255));  // light blue.
       	
		// CONFIGURE WORD_WRAP  ------------------------------------------
		// Multiline text.
		GridAttributes ga = fGrid.getGridAttributes();
		ga.setJustification(ga.getJustification() | GridPanel.WORD_WRAP);

		// Multiline column headers.
		ga = fGrid.getColHeaderAttributes();
		ga.setJustification(GridPanel.JUST_CENTER | GridPanel.WORD_WRAP);

		// Add some data for display.
		this.loadData();
		
		// Add the grid into the applet panel
		add(fGrid);

		// Add some control buttons.
		for (int i = 0; i<fNumButtons; i++) {
			fButton[i] = new Button(buttonLabels[i]);
			add(fButton[i]);
		}
	}

	/**
	 * Column headers.
	 */
	public String makeColHeader(int col) {
		return quarters[col % 4] + "\n" + (1960 + (col / 4));
	}
	
	/**
	 * Some random cell data.
	 */
	public String makeCellData(int row, int col) {
		int a = (int)Math.round(Math.random() * 1000.0);
		int b = (int)Math.round(Math.random() * 1000.0);
		int c = (int)Math.round(Math.random() * 1000.0);
		return "Widgets: $" + a + "\n" 
				+ "Doodads: $" + b + "\n" 
				+ "Thingies: $" + c + "\n" 
				+ "TOTAL: $" + (a+b+c);
	}
	
	/**
	 * Load the sample data.
	 */
	public void loadData() {
		// Column headers.
		for (int col=1; col<=fNumCols; col++) {
			fGrid.setColHeaderText(col, makeColHeader(col-1), false);
		}
		
		// Row headers.
		for (int row=1; row<=fNumRows; row++) {
			fGrid.setRowHeaderText(row, country[row-1], false);
		}

		// Cell text.
		for (int col=1; col<=fNumCols; col++) {
			for (int row=1; row<=fNumRows; row++) {
				fGrid.setCellText(col, row, makeCellData(row-1, col-1), false);
			}
		}
	}
	
	/**
	 * Clear data.
	 */
	public void clearData() {
		// Cell text.
		for (int col=1; col<=fNumCols; col++) {
			for (int row=1; row<=fNumRows; row++) {
				fGrid.setCellText(col, row, null, false);
			}
		}
	}
	
	/**
	 * Catch the button presses.
	 */
	public boolean action(Event evt, Object arg) {
		boolean handled = false;
		
		if (evt.target instanceof Button) {
			if (evt.target == fButton[0]) {
				// Clear Data
				this.clearData();
				fGrid.repaint();
				handled = true;
			} else if (evt.target == fButton[1]) {
				// Reload Data.
				this.loadData();
				fGrid.repaint();
				handled = true;
			} else if (evt.target == fButton[2]) {
				// Reload Data.
				fNumCols = 8;
				fNumRows = 8;
				fGrid.setNumCols(fNumCols, false);
				fGrid.setNumRows(fNumRows, false);
				this.loadData();
				fGrid.repaint();
				handled = true;
			} else if (evt.target == fButton[3]) {
				// Reload Data.
				fNumCols = 100;
				fNumRows = 24;
				fGrid.setNumCols(fNumCols, false);
				fGrid.setNumRows(fNumRows, false);
				this.loadData();
				fGrid.repaint();
				handled = true;
			} else if (evt.target == fButton[4]) {
				// Squish Columns
				int colWidth[] = {20, 30, 40, 50, 60, 70, 80, 90};
				fGrid.setColWidths(colWidth,false,false) ;
				fGrid.repaint();
				handled = true;
			}
		}
		
		return handled;
	}
}