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Commit 6163c2c6 authored by Chang Che Hao's avatar Chang Che Hao
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DrawingArea.java 0 → 100644
+ 341
− 0
View file @ 6163c2c6
import javax.imageio.ImageIO;
import javax.swing.*;
import java.awt.*;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.MouseMotionAdapter;
import java.awt.geom.Ellipse2D;
import java.awt.geom.Line2D;
import java.awt.geom.Rectangle2D;
import java.awt.geom.RectangularShape;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
public class DrawingArea extends JPanel {
/// enum for all different mode ///
enum Mode { FREEHAND, LINE, CIRCLE, RECTANGLE, OVAL, ERASE }
/// Canvas size parameter ///
private final static int AREA_WIDTH = 600;
private final static int AREA_HEIGHT = 500;
// private int initialX, initialY, currentX, currentY, finalX, finalY;
private Point startPoint;
private Point previousPoint;
private Point currentPoint;
/// Create a empty canvas ///
private BufferedImage image = new BufferedImage(AREA_WIDTH, AREA_HEIGHT, BufferedImage.TYPE_INT_ARGB);
/// Default mode and color ///
private Color shapeColor = new Color(0, 0, 0);
private Mode currentMode = Mode.FREEHAND;
/// Shape to be drawn on the canvas ///
private Shape drawing;
/// Drawing tool
private Graphics2D g2 = (Graphics2D) image.getGraphics();
public DrawingArea() {
/// Antialiasing the graphic for smoothness ///
// g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
/// Set Background color ///
setBackground(Color.WHITE);
/// Non-buffered drawing ///
setDoubleBuffered(false);
/// Mouse listeners for pressing///
addMouseListener(new MouseAdapter() {
public void mousePressed(MouseEvent e) {
startPoint = previousPoint = e.getPoint();
/// Instantiate object based on current mode ///
switch (currentMode) {
case FREEHAND:
case LINE:
drawing = new Line2D.Double();
break;
case ERASE:
case CIRCLE:
case OVAL:
drawing = new Ellipse2D.Double();
break;
case RECTANGLE:
drawing = new Rectangle2D.Double();
break;
}
}
});
/// Mouse motion listeners for dragging ///
addMouseMotionListener(new MouseMotionAdapter() {
public void mouseDragged(MouseEvent e) {
currentPoint = e.getPoint();
int x = Math.min(startPoint.x, e.getX());
int y = Math.min(startPoint.y, e.getY());
int width = Math.abs(startPoint.x - e.getX());
int height = Math.abs(startPoint.y - e.getY());
switch (currentMode) {
/// Freehand drawing is continuously drawing line from current point to previous point ///
case FREEHAND:
((Line2D) drawing).setLine(currentPoint, previousPoint);
g2.setColor(shapeColor);
g2.draw(drawing);
previousPoint = currentPoint;
break;
/// Single line ///
case LINE:
((Line2D) drawing).setLine(startPoint, currentPoint);
break;
/// Eraser is continuously drawing "small white circle" from current point to previous point ///
case ERASE:
((Ellipse2D) drawing).setFrame(currentPoint.getX(), currentPoint.getY(), 10, 10);
g2.setColor(Color.WHITE);
g2.fill(drawing);
g2.draw(drawing);
break;
/// Single circle (How to draw more intuitively?)///
case CIRCLE:
double radius = Math.sqrt(width * width + height * height);
// ((Ellipse2D) drawing).setFrame(x, y, radius, radius);
((Ellipse2D) drawing).setFrame(startPoint.getX() - radius, startPoint.getY() - radius, 2 * radius, 2 * radius);
break;
/// Single oval ///
case OVAL:
((Ellipse2D) drawing).setFrame(x, y, width, height);
break;
/// Single rectangle ///
case RECTANGLE:
((Rectangle2D) drawing).setFrame(x, y, width, height);
break;
}
repaint();
}
});
/// Mouse listener for releasing ///
addMouseListener(new MouseAdapter() {
public void mouseReleased(MouseEvent e) {
/// Draw the final drawing to the buffered image ///
switch (currentMode) {
case OVAL:
case RECTANGLE:
case CIRCLE:
/// Abort drawing if 2D has no width or height ///
if (((RectangularShape) drawing).getWidth() == 0 || ((RectangularShape) drawing).getHeight() == 0) {
break;
}
case FREEHAND:
case LINE:
// Graphics2D g2 = (Graphics2D) image.getGraphics();
g2.setColor(shapeColor);
/// Uncomment the line below to fill the shapes with color ///
// g2.fill(drawing);
g2.draw(drawing);
}
g2 = (Graphics2D) image.getGraphics();
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
g2.setColor(shapeColor);
/// This repaint is needed if we want to fill the drawing shape with color
repaint();
drawing = null;
}
});
}
@Override
public Dimension getPreferredSize()
{
return isPreferredSizeSet() ?
super.getPreferredSize() : new Dimension(AREA_WIDTH, AREA_HEIGHT);
}
/// Create a white image to clear previous drawing ///
public void clear() {
image = new BufferedImage(AREA_WIDTH, AREA_HEIGHT, BufferedImage.TYPE_INT_ARGB);
g2 = (Graphics2D) image.getGraphics();
g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
repaint();
}
@Override
protected void paintComponent(Graphics g) {
super.paintComponent(g);
/// Draw the whole image on JPanel ///
if (image != null) {
g.drawImage(image, 0, 0, null);
}
/// Draw temporary shape ///
if (drawing != null) {
Graphics2D g2 = (Graphics2D) g;
/// Eraser has no border color ///
Color borderColor = currentMode != Mode.ERASE ? shapeColor : Color.WHITE;
g2.setColor(borderColor);
g2.draw(drawing);
}
}
/// File manipulations (PNG only) ///
public void saveFile() {
try {
ImageIO.write(image, "PNG", new File("Saved_White_Board.png"));
} catch (IOException e) {
e.printStackTrace();
}
}
public void saveAsFile(File file) {
try {
ImageIO.write(image, "PNG", file);
} catch (IOException e) {
e.printStackTrace();
}
}
public void openFile(File file) {
try {
image = ImageIO.read(file);
} catch (IOException e) {
e.printStackTrace();
}
repaint();
}
/// Drawing mode setters ///
public void setModeFreehand() {
currentMode = Mode.FREEHAND;
}
public void setModeLine() {
currentMode = Mode.LINE;
}
public void setModeCircle() {
currentMode = Mode.CIRCLE;
}
public void setModeRectangle() {
currentMode = Mode.RECTANGLE;
}
public void setModeOval() {
currentMode = Mode.OVAL;
}
public void setModeErase() {
currentMode = Mode.ERASE;
}
/// Drawing color setters ///
public void setColorAqua() {
shapeColor = new Color(0,255, 255);
}
public void setColorBlack() {
shapeColor = new Color(0, 0, 0);
}
public void setColorBlue() {
shapeColor = new Color(0, 0, 255);
}
public void setColorFuchsia() {
shapeColor = new Color(255, 0, 255);
}
public void setColorGray() {
shapeColor = new Color(128, 128, 128);
}
public void setColorGreen() {
shapeColor = new Color(0, 128, 0);
}
public void setColorLime() {
shapeColor = new Color(0, 255, 0);
}
public void setColorMaroon() {
shapeColor = new Color(128,0, 0);
}
public void setColorNavy() {
shapeColor = new Color(0, 0, 128);
}
public void setColorOlive() {
shapeColor = new Color(128, 128, 0);
}
public void setColorPurple() {
shapeColor = new Color(128, 0, 128);
}
public void setColorRed() {
shapeColor = new Color(255, 0, 0);
}
public void setColorSilver() {
shapeColor = new Color(192, 192, 192);
}
public void setColorTeal() {
shapeColor = new Color(0, 128, 128);
}
public void setColorWhite() {
shapeColor = new Color(255, 255, 255);
}
public void setColorYellow() {
shapeColor = new Color(255, 255, 0);
}
}
\ No newline at end of file
PaintClientGUI.java 0 → 100644
+ 217
− 0
View file @ 6163c2c6
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
public class PaintClientGUI {
String[] shapes = {"Freehand", "Line", "Circle", "Rectangle", "Oval", "Eraser"};
String[] colors = {"Aqua", "Black", "Blue", "Fuchsia", "Gray", "Green", "Lime", "Maroon", "Navy", "Olive", "Purple", "Red", "Silver", "Teal", "White", "Yellow"};
JFrame frame;
JButton clearBtn, newBtn, openBtn, saveBtn, saveAsBtn, closeBtn;
JComboBox colorOptions;
JComboBox shapeOptions;
DrawingArea drawingArea;
JFileChooser fileChooser= new JFileChooser();
JPanel toolbox = new JPanel();
JPanel fileControl = new JPanel();
ActionListener actionListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
/// Clear button ///
if (e.getSource() == clearBtn) {
drawingArea.clear();
/// Create new canvas ///
} else if (e.getSource() == newBtn) {
int returnVal = JOptionPane.showConfirmDialog(new JFrame(), "Save your current whiteboard?", "Save or Discard", JOptionPane.YES_NO_CANCEL_OPTION);
if (returnVal == JOptionPane.YES_OPTION) {
drawingArea.saveFile();
drawingArea.clear();
} else if (returnVal == JOptionPane.NO_OPTION) {
drawingArea.clear();
}
// Open file (PNG only) ///
} else if (e.getSource() == openBtn) {
int returnVal = fileChooser.showOpenDialog(frame);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fileChooser.getSelectedFile();
drawingArea.openFile(file);
}
/// Save under project directory without filename (PNG file with default filename) ///
} else if (e.getSource() == saveBtn) {
drawingArea.saveFile();
/// Save with other filename (PNG only) ///
} else if (e.getSource() == saveAsBtn) {
fileChooser = new JFileChooser();
int returnVal = fileChooser.showSaveDialog(frame);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fileChooser.getSelectedFile();
drawingArea.saveAsFile(file);
}
/// Close application ///
} else if (e.getSource() == closeBtn) {
System.exit(0);
/// Choose drawing color ///
} else if (e.getSource() == colorOptions) {
String colorChosen = (String) colorOptions.getSelectedItem();
switch (colorChosen){
case "Aqua":
drawingArea.setColorAqua();
break;
case "Black":
drawingArea.setColorBlack();
break;
case "Blue":
drawingArea.setColorBlue();
break;
case "Fuchsia":
drawingArea.setColorFuchsia();
break;
case "Gray":
drawingArea.setColorGray();
break;
case "Green":
drawingArea.setColorGreen();
break;
case "Lime":
drawingArea.setColorLime();
break;
case "Maroon":
drawingArea.setColorMaroon();
break;
case "Navy":
drawingArea.setColorNavy();
break;
case "Olive":
drawingArea.setColorOlive();
break;
case "Purple":
drawingArea.setColorPurple();
break;
case "Red":
drawingArea.setColorRed();
break;
case "Silver":
drawingArea.setColorSilver();
break;
case "Teal":
drawingArea.setColorTeal();
break;
case "White":
drawingArea.setColorWhite();
break;
case "Yellow":
drawingArea.setColorYellow();
break;
}
/// Choose drawing tool ///
} else if (e.getSource() == shapeOptions) {
String shapeChosen = (String) shapeOptions.getSelectedItem();
switch (shapeChosen){
case "Freehand":
drawingArea.setModeFreehand();
break;
case "Line":
drawingArea.setModeLine();
break;
case "Circle":
drawingArea.setModeCircle();
break;
case "Rectangle":
drawingArea.setModeRectangle();
break;
case "Oval":
drawingArea.setModeOval();
break;
case "Eraser":
drawingArea.setModeErase();
break;
}
}
}
};
/// Main program ///
public static void main(String[] args) {
new PaintClientGUI().createAndShowGUI();
}
/// GUI setup ///
private void createAndShowGUI() {
/// Main drawing area ///
drawingArea = new DrawingArea();
/// Set up main frame and container ///
frame = new JFrame("Shared Whiteboard System");
JFrame.setDefaultLookAndFeelDecorated(true);
Container content = frame.getContentPane();
content.setLayout(new BorderLayout());
/// Set up elements ///
shapeOptions = new JComboBox(shapes);
shapeOptions.addActionListener(actionListener);
colorOptions = new JComboBox(colors);
colorOptions.setSelectedItem("Black");
colorOptions.addActionListener(actionListener);
clearBtn = new JButton("Clear");
clearBtn.addActionListener(actionListener);
newBtn = new JButton("New");
newBtn.addActionListener(actionListener);
openBtn = new JButton("Open");
openBtn.addActionListener(actionListener);
saveBtn = new JButton("Save");
saveBtn.addActionListener(actionListener);
saveAsBtn = new JButton("Save As");
saveAsBtn.addActionListener(actionListener);
closeBtn = new JButton("Close");
closeBtn.addActionListener(actionListener);
/// Toolbox panel ///
toolbox.add(colorOptions);
toolbox.add(shapeOptions);
toolbox.add(clearBtn);
/// File control panel ///
fileControl.add(newBtn);
fileControl.add(openBtn);
fileControl.add(saveBtn);
fileControl.add(saveAsBtn);
fileControl.add(closeBtn);
/// Layout ///
content.add(fileControl, BorderLayout.NORTH);
content.add(drawingArea);
content.add(toolbox, BorderLayout.SOUTH);
/// Miscellaneous ///
frame.setSize(800, 600);
frame.setLocationRelativeTo( null );
frame.setResizable(false);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}
\ No newline at end of file
PaintGUI.java 0 → 100644
+ 217
− 0
View file @ 6163c2c6
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
public class PaintGUI {
String[] shapes = {"Freehand", "Line", "Circle", "Rectangle", "Oval", "Eraser"};
String[] colors = {"Aqua", "Black", "Blue", "Fuchsia", "Gray", "Green", "Lime", "Maroon", "Navy", "Olive", "Purple", "Red", "Silver", "Teal", "White", "Yellow"};
JFrame frame;
JButton clearBtn, newBtn, openBtn, saveBtn, saveAsBtn, closeBtn;
JComboBox colorOptions;
JComboBox shapeOptions;
DrawingArea drawingArea;
JFileChooser fileChooser= new JFileChooser();
JPanel toolbox = new JPanel();
JPanel fileControl = new JPanel();
ActionListener actionListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
/// Clear button ///
if (e.getSource() == clearBtn) {
drawingArea.clear();
/// Create new canvas ///
} else if (e.getSource() == newBtn) {
int returnVal = JOptionPane.showConfirmDialog(new JFrame(), "Save your current whiteboard?", "Save or Discard", JOptionPane.YES_NO_CANCEL_OPTION);
if (returnVal == JOptionPane.YES_OPTION) {
drawingArea.saveFile();
drawingArea.clear();
} else if (returnVal == JOptionPane.NO_OPTION) {
drawingArea.clear();
}
// Open file (PNG only) ///
} else if (e.getSource() == openBtn) {
int returnVal = fileChooser.showOpenDialog(frame);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fileChooser.getSelectedFile();
drawingArea.openFile(file);
}
/// Save under project directory without filename (PNG file with default filename) ///
} else if (e.getSource() == saveBtn) {
drawingArea.saveFile();
/// Save with other filename (PNG only) ///
} else if (e.getSource() == saveAsBtn) {
fileChooser = new JFileChooser();
int returnVal = fileChooser.showSaveDialog(frame);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fileChooser.getSelectedFile();
drawingArea.saveAsFile(file);
}
/// Close application ///
} else if (e.getSource() == closeBtn) {
System.exit(0);
/// Choose drawing color ///
} else if (e.getSource() == colorOptions) {
String colorChosen = (String) colorOptions.getSelectedItem();
switch (colorChosen){
case "Aqua":
drawingArea.setColorAqua();
break;
case "Black":
drawingArea.setColorBlack();
break;
case "Blue":
drawingArea.setColorBlue();
break;
case "Fuchsia":
drawingArea.setColorFuchsia();
break;
case "Gray":
drawingArea.setColorGray();
break;
case "Green":
drawingArea.setColorGreen();
break;
case "Lime":
drawingArea.setColorLime();
break;
case "Maroon":
drawingArea.setColorMaroon();
break;
case "Navy":
drawingArea.setColorNavy();
break;
case "Olive":
drawingArea.setColorOlive();
break;
case "Purple":
drawingArea.setColorPurple();
break;
case "Red":
drawingArea.setColorRed();
break;
case "Silver":
drawingArea.setColorSilver();
break;
case "Teal":
drawingArea.setColorTeal();
break;
case "White":
drawingArea.setColorWhite();
break;
case "Yellow":
drawingArea.setColorYellow();
break;
}
/// Choose drawing tool ///
} else if (e.getSource() == shapeOptions) {
String shapeChosen = (String) shapeOptions.getSelectedItem();
switch (shapeChosen){
case "Freehand":
drawingArea.setModeFreehand();
break;
case "Line":
drawingArea.setModeLine();
break;
case "Circle":
drawingArea.setModeCircle();
break;
case "Rectangle":
drawingArea.setModeRectangle();
break;
case "Oval":
drawingArea.setModeOval();
break;
case "Eraser":
drawingArea.setModeErase();
break;
}
}
}
};
/// Main program ///
public static void main(String[] args) {
new PaintGUI().createAndShowGUI();
}
/// GUI setup ///
private void createAndShowGUI() {
/// Main drawing area ///
drawingArea = new DrawingArea();
/// Set up main frame and container ///
frame = new JFrame("Shared Whiteboard System");
JFrame.setDefaultLookAndFeelDecorated(true);
Container content = frame.getContentPane();
content.setLayout(new BorderLayout());
/// Set up elements ///
shapeOptions = new JComboBox(shapes);
shapeOptions.addActionListener(actionListener);
colorOptions = new JComboBox(colors);
colorOptions.setSelectedItem("Black");
colorOptions.addActionListener(actionListener);
clearBtn = new JButton("Clear");
clearBtn.addActionListener(actionListener);
newBtn = new JButton("New");
newBtn.addActionListener(actionListener);
openBtn = new JButton("Open");
openBtn.addActionListener(actionListener);
saveBtn = new JButton("Save");
saveBtn.addActionListener(actionListener);
saveAsBtn = new JButton("Save As");
saveAsBtn.addActionListener(actionListener);
closeBtn = new JButton("Close");
closeBtn.addActionListener(actionListener);
/// Toolbox panel ///
toolbox.add(colorOptions);
toolbox.add(shapeOptions);
toolbox.add(clearBtn);
/// File control panel ///
fileControl.add(newBtn);
fileControl.add(openBtn);
fileControl.add(saveBtn);
fileControl.add(saveAsBtn);
fileControl.add(closeBtn);
/// Layout ///
content.add(fileControl, BorderLayout.NORTH);
content.add(drawingArea);
content.add(toolbox, BorderLayout.SOUTH);
/// Miscellaneous ///
frame.setSize(800, 600);
frame.setLocationRelativeTo( null );
frame.setResizable(false);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}
\ No newline at end of file
PaintServerGUI.java 0 → 100644
+ 217
− 0
View file @ 6163c2c6
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.File;
public class PaintServerGUI {
String[] shapes = {"Freehand", "Line", "Circle", "Rectangle", "Oval", "Eraser"};
String[] colors = {"Aqua", "Black", "Blue", "Fuchsia", "Gray", "Green", "Lime", "Maroon", "Navy", "Olive", "Purple", "Red", "Silver", "Teal", "White", "Yellow"};
JFrame frame;
JButton clearBtn, newBtn, openBtn, saveBtn, saveAsBtn, closeBtn;
JComboBox colorOptions;
JComboBox shapeOptions;
DrawingArea drawingArea;
JFileChooser fileChooser= new JFileChooser();
JPanel toolbox = new JPanel();
JPanel fileControl = new JPanel();
ActionListener actionListener = new ActionListener() {
public void actionPerformed(ActionEvent e) {
/// Clear button ///
if (e.getSource() == clearBtn) {
drawingArea.clear();
/// Create new canvas ///
} else if (e.getSource() == newBtn) {
int returnVal = JOptionPane.showConfirmDialog(new JFrame(), "Save your current whiteboard?", "Save or Discard", JOptionPane.YES_NO_CANCEL_OPTION);
if (returnVal == JOptionPane.YES_OPTION) {
drawingArea.saveFile();
drawingArea.clear();
} else if (returnVal == JOptionPane.NO_OPTION) {
drawingArea.clear();
}
// Open file (PNG only) ///
} else if (e.getSource() == openBtn) {
int returnVal = fileChooser.showOpenDialog(frame);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fileChooser.getSelectedFile();
drawingArea.openFile(file);
}
/// Save under project directory without filename (PNG file with default filename) ///
} else if (e.getSource() == saveBtn) {
drawingArea.saveFile();
/// Save with other filename (PNG only) ///
} else if (e.getSource() == saveAsBtn) {
fileChooser = new JFileChooser();
int returnVal = fileChooser.showSaveDialog(frame);
if (returnVal == JFileChooser.APPROVE_OPTION) {
File file = fileChooser.getSelectedFile();
drawingArea.saveAsFile(file);
}
/// Close application ///
} else if (e.getSource() == closeBtn) {
System.exit(0);
/// Choose drawing color ///
} else if (e.getSource() == colorOptions) {
String colorChosen = (String) colorOptions.getSelectedItem();
switch (colorChosen){
case "Aqua":
drawingArea.setColorAqua();
break;
case "Black":
drawingArea.setColorBlack();
break;
case "Blue":
drawingArea.setColorBlue();
break;
case "Fuchsia":
drawingArea.setColorFuchsia();
break;
case "Gray":
drawingArea.setColorGray();
break;
case "Green":
drawingArea.setColorGreen();
break;
case "Lime":
drawingArea.setColorLime();
break;
case "Maroon":
drawingArea.setColorMaroon();
break;
case "Navy":
drawingArea.setColorNavy();
break;
case "Olive":
drawingArea.setColorOlive();
break;
case "Purple":
drawingArea.setColorPurple();
break;
case "Red":
drawingArea.setColorRed();
break;
case "Silver":
drawingArea.setColorSilver();
break;
case "Teal":
drawingArea.setColorTeal();
break;
case "White":
drawingArea.setColorWhite();
break;
case "Yellow":
drawingArea.setColorYellow();
break;
}
/// Choose drawing tool ///
} else if (e.getSource() == shapeOptions) {
String shapeChosen = (String) shapeOptions.getSelectedItem();
switch (shapeChosen){
case "Freehand":
drawingArea.setModeFreehand();
break;
case "Line":
drawingArea.setModeLine();
break;
case "Circle":
drawingArea.setModeCircle();
break;
case "Rectangle":
drawingArea.setModeRectangle();
break;
case "Oval":
drawingArea.setModeOval();
break;
case "Eraser":
drawingArea.setModeErase();
break;
}
}
}
};
/// Main program ///
public static void main(String[] args) {
new PaintServerGUI().createAndShowGUI();
}
/// GUI setup ///
private void createAndShowGUI() {
/// Main drawing area ///
drawingArea = new DrawingArea();
/// Set up main frame and container ///
frame = new JFrame("Shared Whiteboard System");
JFrame.setDefaultLookAndFeelDecorated(true);
Container content = frame.getContentPane();
content.setLayout(new BorderLayout());
/// Set up elements ///
shapeOptions = new JComboBox(shapes);
shapeOptions.addActionListener(actionListener);
colorOptions = new JComboBox(colors);
colorOptions.setSelectedItem("Black");
colorOptions.addActionListener(actionListener);
clearBtn = new JButton("Clear");
clearBtn.addActionListener(actionListener);
newBtn = new JButton("New");
newBtn.addActionListener(actionListener);
openBtn = new JButton("Open");
openBtn.addActionListener(actionListener);
saveBtn = new JButton("Save");
saveBtn.addActionListener(actionListener);
saveAsBtn = new JButton("Save As");
saveAsBtn.addActionListener(actionListener);
closeBtn = new JButton("Close");
closeBtn.addActionListener(actionListener);
/// Toolbox panel ///
toolbox.add(colorOptions);
toolbox.add(shapeOptions);
toolbox.add(clearBtn);
/// File control panel ///
fileControl.add(newBtn);
fileControl.add(openBtn);
fileControl.add(saveBtn);
fileControl.add(saveAsBtn);
fileControl.add(closeBtn);
/// Layout ///
content.add(fileControl, BorderLayout.NORTH);
content.add(drawingArea);
content.add(toolbox, BorderLayout.SOUTH);
/// Miscellaneous ///
frame.setSize(800, 600);
frame.setLocationRelativeTo( null );
frame.setResizable(false);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
}
}
\ No newline at end of file
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