editor.util.LabProgressBarUI Maven / Gradle / Ivy

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package editor.util;

import javax.swing.*;
import javax.swing.plaf.basic.BasicProgressBarUI;
import java.awt.*;
import java.awt.geom.Point2D;
import java.awt.geom.RoundRectangle2D;

/**
 */
public class LabProgressBarUI extends BasicProgressBarUI
{
  @Override
  protected Dimension getPreferredInnerVertical()
  {
    return new Dimension( 20, 146 );
  }

  @Override
  protected Dimension getPreferredInnerHorizontal()
  {
    return new Dimension( 146, 20 );
  }


  @Override
  protected void paintDeterminate( Graphics g, JComponent c )
  {

    Graphics2D g2d = (Graphics2D)g.create();

    g2d.setRenderingHint( RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON );

    g2d.setStroke( new BasicStroke( 1, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND ) );
    Color color = new Color( 210, 210, 210 );
    g2d.setColor( color );
    //g2d.setBackground( color );

    int width = progressBar.getWidth();
    int height = progressBar.getHeight();

    RoundRectangle2D outline = new RoundRectangle2D.Double( 2, 3, width - 3, height - 7, height - 5, height - 5 );

    g2d.draw( outline );


    color = new Color( 63, 152, 83 );
    g2d.setColor( color );

    int iStrokWidth = 3;
    g2d.setStroke( new BasicStroke( iStrokWidth, BasicStroke.CAP_ROUND, BasicStroke.JOIN_ROUND ) );

    int iInnerHeight = height - (iStrokWidth * 4);
    int iInnerWidth = width - (iStrokWidth * 4);

    double dProgress = progressBar.getPercentComplete();
    if( dProgress < 0 )
    {
      dProgress = 0;
    }
    else if( dProgress > 1 )
    {
      dProgress = 1;
    }

    iInnerWidth = (int)Math.round( iInnerWidth * dProgress );

    int x = iStrokWidth * 2;
    int y = iStrokWidth * 2;

    Point2D start = new Point2D.Double( x, y );
    Point2D end = new Point2D.Double( x, y + iInnerHeight );

    float[] dist = {0.0f, 0.25f, 1.0f};
    Color[] colors = {color, color, color.darker()};
    LinearGradientPaint p = new LinearGradientPaint( start, end, dist, colors );

    g2d.setPaint( p );

    RoundRectangle2D fill = new RoundRectangle2D.Double( iStrokWidth * 2, iStrokWidth * 2,
                                                         iInnerWidth, iInnerHeight, iInnerHeight, iInnerHeight );

    g2d.fill( fill );

    g2d.dispose();
  }

  @Override
  protected void paintIndeterminate( Graphics g, JComponent c )
  {
    super.paintIndeterminate( g, c );
  }
}