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codebucketdev/FontCreator.java

Last active February 14, 2024 06:56
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Revisions

  1. @divadsn divadsn revised this gist May 28, 2015. 1 changed file with 30 additions and 16 deletions.
    46 changes: 30 additions & 16 deletions FontCreator.java
    View file
    Original file line number Diff line number Diff line change
    @@ -22,6 +22,7 @@
    import javax.swing.JLabel;
    import javax.swing.JOptionPane;
    import javax.swing.JPanel;
    import javax.swing.UIManager;
    import javax.swing.border.EmptyBorder;
    import javax.swing.filechooser.FileNameExtensionFilter;

    @@ -64,6 +65,12 @@ public FontCreator()
    {
    final FontCreator component = this;

    try
    {
    UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
    }
    catch (Exception ex) {};

    setResizable(false);
    setTitle("Font Creator for j2game");
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    @@ -132,38 +139,44 @@ public void actionPerformed(ActionEvent arg0)
    // Create Font instance
    Font font = new Font(fontName, Font.PLAIN, fontSize);

    // Create an instance of Graphics2D
    BufferedImage img = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
    Graphics2D gr = img.createGraphics();

    // Calculate width of sprite
    int width = 0, height = 0;
    int width = 0;

    FontMetrics metrics = component.getFontMetrics(font);
    FontMetrics metrics = new JPanel().getFontMetrics(font);

    for (int c = 0; c < 256; c++)
    {
    width += metrics.charWidth((char) c) + 2;
    }

    // Calculate height and offset of sprite due to wrong height of chars like '(', ')' or 'Q'
    BufferedImage img = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
    Graphics2D gr = img.createGraphics();
    // Calculate height of sprite
    int height = 0;

    FontRenderContext frc = gr.getFontRenderContext();

    StringBuffer buffer = new StringBuffer(256);
    for (int c = 0; c < 256; c++)
    {
    buffer.append((char) c);
    }

    GlyphVector vec = font.createGlyphVector(frc, buffer.toString());
    Rectangle bounds = vec.getPixelBounds(null, 0, 0);
    height = bounds.height + 1;

    // Calculate offset of font due to wrong height of chars like '(', ')' or 'Q'
    int[] sizes = new int[256];

    for (int c = 0; c < 256; c++)
    {
    FontRenderContext frc = gr.getFontRenderContext();
    GlyphVector gv = font.createGlyphVector(frc, String.valueOf((char) c));
    Rectangle bounds = gv.getPixelBounds(null, 0, 0);

    if (bounds.height > height)
    {
    height = bounds.height;
    }

    sizes[c] = bounds.height;
    sizes[c] = gv.getPixelBounds(null, 0, 0).height;
    }

    height++;

    int total = 0;
    for (int size : sizes)
    {
    @@ -275,6 +288,7 @@ public void approveSelection()
    }
    }
    });
    btnGenerate.setFont(new Font(btnGenerate.getFont().getName(), btnGenerate.getFont().getStyle(), 12));
    btnGenerate.setBounds(10, 59, 270, 35);
    contentPane.add(btnGenerate);

  2. @divadsn divadsn revised this gist May 24, 2015. 1 changed file with 2 additions and 2 deletions.
    4 changes: 2 additions & 2 deletions FontCreator.java
    View file
    Original file line number Diff line number Diff line change
    @@ -174,7 +174,7 @@ public void actionPerformed(ActionEvent arg0)
    fontSize = (fontSize + ratio) / 2;

    // Create sprite image and get the Graphics to draw
    BufferedImage sprite = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    BufferedImage sprite = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
    Graphics2D graphics = sprite.createGraphics();
    graphics.setColor(Color.MAGENTA);
    graphics.fillRect(0, 0, width, height);
    @@ -324,4 +324,4 @@ public static boolean existsFont(String fontName)

    return false;
    }
    }
    }
  3. @divadsn divadsn revised this gist May 24, 2015. 1 changed file with 47 additions and 10 deletions.
    57 changes: 47 additions & 10 deletions FontCreator.java
    View file
    Original file line number Diff line number Diff line change
    @@ -132,12 +132,12 @@ public void actionPerformed(ActionEvent arg0)
    // Create Font instance
    Font font = new Font(fontName, Font.PLAIN, fontSize);

    // Calculate width of sprite
    // Calculate width of sprite
    int width = 0, height = 0;

    FontMetrics metrics = component.getFontMetrics(font);

    for (int c = 32; c < 91; c++)
    for (int c = 0; c < 256; c++)
    {
    width += metrics.charWidth((char) c) + 2;
    }
    @@ -146,23 +146,32 @@ public void actionPerformed(ActionEvent arg0)
    BufferedImage img = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
    Graphics2D gr = img.createGraphics();

    int lastOffset = fontSize;
    int[] sizes = new int[256];

    for (int c = 32; c < 91; c++)
    for (int c = 0; c < 256; c++)
    {
    FontRenderContext frc = gr.getFontRenderContext();
    GlyphVector gv = font.createGlyphVector(frc, String.valueOf((char) c));
    Rectangle bounds = gv.getPixelBounds(null, 0, 0);

    int offset = fontSize - bounds.height;
    if (offset > 0 && offset <= lastOffset)
    if (bounds.height > height)
    {
    lastOffset = offset;
    height = bounds.height;
    }

    sizes[c] = bounds.height;
    }

    height++;

    int total = 0;
    for (int size : sizes)
    {
    total += size;
    }

    height = fontSize + lastOffset + 1;
    fontSize -= lastOffset;
    int ratio = (total / sizes.length);
    fontSize = (fontSize + ratio) / 2;

    // Create sprite image and get the Graphics to draw
    BufferedImage sprite = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    @@ -174,7 +183,7 @@ public void actionPerformed(ActionEvent arg0)
    int x = 0, y = 0;
    graphics.setFont(font);

    for (int c = 32; c < 91; c++)
    for (int c = 0; c < 256; c++)
    {
    y = 0;
    graphics.setColor(Color.BLUE);
    @@ -272,6 +281,34 @@ public void approveSelection()
    setVisible(true);
    }

    public int getPopularElement(int[] a)
    {
    int count = 1, tempCount;
    int popular = a[0];
    int temp = 0;

    for (int i = 0; i < (a.length - 1); i++)
    {
    temp = a[i];
    tempCount = 0;
    for (int j = 1; j < a.length; j++)
    {
    if (temp == a[j])
    {
    tempCount++;
    }
    }

    if (tempCount > count)
    {
    popular = temp;
    count = tempCount;
    }
    }

    return popular;
    }

    public static boolean existsFont(String fontName)
    {
    GraphicsEnvironment e = GraphicsEnvironment.getLocalGraphicsEnvironment();
  4. @divadsn divadsn created this gist May 24, 2015.
    290 changes: 290 additions & 0 deletions FontCreator.java
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,290 @@
    package org.j2game.editor;

    import java.awt.Color;
    import java.awt.EventQueue;
    import java.awt.Font;
    import java.awt.FontMetrics;
    import java.awt.Graphics2D;
    import java.awt.GraphicsEnvironment;
    import java.awt.Rectangle;
    import java.awt.event.ActionEvent;
    import java.awt.event.ActionListener;
    import java.awt.font.FontRenderContext;
    import java.awt.font.GlyphVector;
    import java.awt.image.BufferedImage;
    import java.io.File;

    import javax.imageio.ImageIO;
    import javax.swing.JButton;
    import javax.swing.JComboBox;
    import javax.swing.JFileChooser;
    import javax.swing.JFrame;
    import javax.swing.JLabel;
    import javax.swing.JOptionPane;
    import javax.swing.JPanel;
    import javax.swing.border.EmptyBorder;
    import javax.swing.filechooser.FileNameExtensionFilter;

    public class FontCreator extends JFrame
    {

    /**
    *
    */
    private static final long serialVersionUID = 1L;

    private JPanel contentPane;

    /**
    * Launch the application.
    */
    public static void main(String[] args)
    {
    EventQueue.invokeLater(new Runnable()
    {
    public void run()
    {
    try
    {
    FontCreator frame = new FontCreator();
    frame.setVisible(true);
    }
    catch (Exception ex)
    {
    ex.printStackTrace();
    }
    }
    });
    }

    /**
    * Create the frame.
    */
    public FontCreator()
    {
    final FontCreator component = this;

    setResizable(false);
    setTitle("Font Creator for j2game");
    setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
    setBounds(100, 100, 296, 136);
    setLocationRelativeTo(null);
    contentPane = new JPanel();
    contentPane.setBorder(new EmptyBorder(5, 5, 5, 5));
    setContentPane(contentPane);
    contentPane.setLayout(null);

    JLabel lblChooseFont = new JLabel("Choose Font:");
    lblChooseFont.setBounds(10, 11, 200, 14);
    contentPane.add(lblChooseFont);

    final JComboBox<String> fontComboBox = new JComboBox<>();
    fontComboBox.setEditable(true);
    fontComboBox.setBounds(10, 28, 200, 20);
    contentPane.add(fontComboBox);

    GraphicsEnvironment e = GraphicsEnvironment.getLocalGraphicsEnvironment();
    Font[] fonts = e.getAllFonts();

    for (Font font : fonts)
    {
    fontComboBox.addItem(font.getName());
    }

    fontComboBox.setSelectedItem("Liberation Serif");

    JLabel lblFontSize = new JLabel("Font size:");
    lblFontSize.setBounds(220, 11, 60, 14);
    contentPane.add(lblFontSize);

    final JComboBox<Integer> sizeComboBox = new JComboBox<>();
    sizeComboBox.setEditable(true);
    sizeComboBox.setBounds(220, 28, 60, 20);
    contentPane.add(sizeComboBox);

    int[] sizes = { 8, 9, 10, 11, 12, 14, 16, 18, 20, 22, 24, 26, 28, 36, 48, 72 };

    for (int size : sizes)
    {
    sizeComboBox.addItem(size);
    }

    sizeComboBox.setSelectedItem(11);

    final JButton btnGenerate = new JButton("Create sprite!");
    btnGenerate.addActionListener(new ActionListener()
    {
    public void actionPerformed(ActionEvent arg0)
    {
    // Check if font and size are vaild
    String fontName = (String) fontComboBox.getSelectedItem();
    if (fontName == null || !existsFont(fontName))
    {
    return;
    }

    int fontSize = (int) sizeComboBox.getSelectedItem();
    if (fontSize < 8)
    {
    return;
    }

    // Create Font instance
    Font font = new Font(fontName, Font.PLAIN, fontSize);

    // Calculate width of sprite
    int width = 0, height = 0;

    FontMetrics metrics = component.getFontMetrics(font);

    for (int c = 32; c < 91; c++)
    {
    width += metrics.charWidth((char) c) + 2;
    }

    // Calculate height and offset of sprite due to wrong height of chars like '(', ')' or 'Q'
    BufferedImage img = new BufferedImage(1, 1, BufferedImage.TYPE_INT_RGB);
    Graphics2D gr = img.createGraphics();

    int lastOffset = fontSize;

    for (int c = 32; c < 91; c++)
    {
    FontRenderContext frc = gr.getFontRenderContext();
    GlyphVector gv = font.createGlyphVector(frc, String.valueOf((char) c));
    Rectangle bounds = gv.getPixelBounds(null, 0, 0);

    int offset = fontSize - bounds.height;
    if (offset > 0 && offset <= lastOffset)
    {
    lastOffset = offset;
    }
    }

    height = fontSize + lastOffset + 1;
    fontSize -= lastOffset;

    // Create sprite image and get the Graphics to draw
    BufferedImage sprite = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
    Graphics2D graphics = sprite.createGraphics();
    graphics.setColor(Color.MAGENTA);
    graphics.fillRect(0, 0, width, height);

    // "Drawer" position
    int x = 0, y = 0;
    graphics.setFont(font);

    for (int c = 32; c < 91; c++)
    {
    y = 0;
    graphics.setColor(Color.BLUE);
    graphics.drawLine(x, y, x, y);
    x++;

    y = 1;
    graphics.setColor(Color.WHITE);
    graphics.drawString(String.valueOf((char) c), x, y + fontSize);
    x += metrics.charWidth((char) c);

    y = 0;
    graphics.setColor(Color.YELLOW);
    graphics.drawLine(x, y, x, y);
    x++;
    }

    // Save file dialog
    JFileChooser fileChooser = new JFileChooser()
    {
    /**
    *
    */
    private static final long serialVersionUID = 1L;

    @Override
    public File getSelectedFile()
    {
    File file = super.getSelectedFile();
    if (file == null)
    {
    return null;
    }

    String fileName = file.getName();
    if (!fileName.endsWith(".png"))
    {
    fileName += ".png";
    }

    return new File(file.getParentFile(), fileName);
    }

    @Override
    public void approveSelection()
    {
    File file = getSelectedFile();
    if (file.exists() && getDialogType() == SAVE_DIALOG)
    {
    int result = JOptionPane.showConfirmDialog(this, "The file " + file.getName() + " already exists. Do you want to replace the existing file?", "Ovewrite file", JOptionPane.YES_NO_CANCEL_OPTION);
    switch (result)
    {
    case JOptionPane.YES_OPTION:
    super.approveSelection();
    return;
    case JOptionPane.NO_OPTION:
    return;
    case JOptionPane.CLOSED_OPTION:
    return;
    case JOptionPane.CANCEL_OPTION:
    cancelSelection();
    return;
    }
    }

    super.approveSelection();
    }
    };
    fileChooser.setDialogTitle("Save file");
    fileChooser.setFileFilter(new FileNameExtensionFilter("Portable Network Graphics (.png)", "png"));

    int result = fileChooser.showSaveDialog(component);
    if (result == JFileChooser.APPROVE_OPTION)
    {
    File file = fileChooser.getSelectedFile();

    try
    {
    ImageIO.write(sprite, "png", file);
    }
    catch (Exception ex)
    {
    JOptionPane.showMessageDialog(component, ex.getMessage(), ex.getClass().getCanonicalName(), JOptionPane.ERROR_MESSAGE);
    ex.printStackTrace();
    return;
    }

    JOptionPane.showMessageDialog(component, "Font successfully saved at " + file.getAbsolutePath(), "File saved", JOptionPane.INFORMATION_MESSAGE);
    }
    }
    });
    btnGenerate.setBounds(10, 59, 270, 35);
    contentPane.add(btnGenerate);

    setVisible(true);
    }

    public static boolean existsFont(String fontName)
    {
    GraphicsEnvironment e = GraphicsEnvironment.getLocalGraphicsEnvironment();
    Font[] fonts = e.getAllFonts();

    for (Font font : fonts)
    {
    if (font.getName().equals(fontName))
    {
    return true;
    }
    }

    return false;
    }
    }