net.sourceforge.barbecue.output.AbstractOutput Maven / Gradle / Ivy
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Copyright (c) 2003, International Barcode Consortium
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package net.sourceforge.barbecue.output;
import java.awt.*;
/**
* Abstract class of which concrete implementations provide means for outputting
* barcodes to different output formats.
*
* @author Ian Bourke
*/
public abstract class AbstractOutput implements Output {
/** Flag indicating whether the barcode will actually be outputted, or is just being sized. */
protected final boolean painting;
/** The scaling factor to correctly size the barcode in the output units. */
protected final double scalar;
/** The font to draw any text labels with. */
protected final Font font;
/** The background colour for drawing */
protected Color backgroundColour;
/** The foreground colour for drawing */
protected Color foregroundColour;
/**
* Populates this abstract outputter with common values.
* @param font The font to draw text labels with
* @param painting Flag indicating whether painting will actually occur
* @param scalar The scaling factor to size the barcode into the correct units
* @param foregroundColour The colour to paint in
* @param backgroundColour The background colour
*/
protected AbstractOutput(Font font, boolean painting,
double scalar, Color foregroundColour, Color backgroundColour) {
this.painting = painting;
this.scalar = scalar;
this.font = font;
this.foregroundColour = foregroundColour;
this.backgroundColour = backgroundColour;
}
/**
* Disables any drawing to the Output. Useful for sizing calculations.
*/
public void toggleDrawingColor() {
Color temp = foregroundColour;
foregroundColour = backgroundColour;
backgroundColour = temp;
}
}