net.sourceforge.barbecue.output
Class GraphicsOutput

java.lang.Object
  net.sourceforge.barbecue.output.AbstractOutput
      net.sourceforge.barbecue.output.GraphicsOutput

public class GraphicsOutput

extends AbstractOutput

Graphics based outputter to draw barcodes to Graphics objects for printing and display.

Author:

Ryan Martell, Ian Bourke

Field Summary

static int

BARS_TEXT_VGAP Pixel gap between the barcode bars and the top of the data text underneath

Fields inherited from class net.sourceforge.barbecue.output.AbstractOutput

backgroundColour, barHeight, font, foregroundColour, painting, scalar

Constructor Summary

GraphicsOutput(java.awt.Graphics2D graphics, java.awt.Font font, double barWidth, double barHeight, boolean paint, java.awt.Color fgColor, java.awt.Color bgColor)
Creates a Graphics2D AbstractOutput

Method Summary

void	beginDraw(double width, double height) From AbstractOutput - Does nothing.
void	drawBar(int x, int y, int width, int height, boolean paintWithForegroundColor) From AbstractOutput - Draws a bar at the given coordinates onto the output Graphics.
double	drawText(java.lang.String text, double x, double y, double width) From AbstractOutput - Draw the specified text to the output graphics.
void	endDraw() From AbstractOutput - Does nothing.

Methods inherited from class net.sourceforge.barbecue.output.AbstractOutput

getBackgroundColour, getBarHeight, getBarWidth, getForegroundColour, setupForBlankDrawing, teardownFromBlankDrawing

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

BARS_TEXT_VGAP

public static final int BARS_TEXT_VGAP

Pixel gap between the barcode bars and the top of the data text underneath

See Also:

Constant Field Values

Constructor Detail

GraphicsOutput

public GraphicsOutput(java.awt.Graphics2D graphics,
                      java.awt.Font font,
                      double barWidth,
                      double barHeight,
                      boolean paint,
                      java.awt.Color fgColor,
                      java.awt.Color bgColor)

Creates a Graphics2D AbstractOutput

Parameters:

graphics - The graphics to output to

font - The font for text rendering

barWidth - The width of the smallest bar

barHeight - The height of the barcode

paint - If true, we are drawing, if false we are calculating

fgColor - Foreground Color

bgColor - Background Color

Method Detail

beginDraw

public void beginDraw(double width,
                      double height)

From AbstractOutput - Does nothing.

Specified by:

beginDraw in class AbstractOutput

Parameters:

width - The output width (in pixels) of the barcode

height - The output height (in pixels) of the barcode.

endDraw

public void endDraw()

From AbstractOutput - Does nothing.

Specified by:

endDraw in class AbstractOutput

drawBar

public void drawBar(int x,
                    int y,
                    int width,
                    int height,
                    boolean paintWithForegroundColor)

From AbstractOutput - Draws a bar at the given coordinates onto the output Graphics.

Specified by:

drawBar in class AbstractOutput

Parameters:

x - the x coordinate

y - the y coordinate

width - the width

height - the height

paintWithForegroundColor - if true, use the foreground color, otherwise use the background color

drawText

public double drawText(java.lang.String text,
                       double x,
                       double y,
                       double width)

From AbstractOutput - Draw the specified text to the output graphics.

Specified by:

drawText in class AbstractOutput

Parameters:

text - The text to draw

x - The x position

y - The y position

width - The width of barcode (total)

Returns:

The height of this text