com.fr.code.bar.output

类 GraphicsOutput

java.lang.Object

com.fr.code.bar.output.AbstractOutput

com.fr.code.bar.output.GraphicsOutput

public class GraphicsOutput
extends AbstractOutput

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

作者:

Ryan Martell, Ian Bourke

字段概要

字段

限定符和类型	字段和说明
static int	BARS_TEXT_VGAP Pixel gap between the barcode bars and the top of the data text underneath

从类继承的字段 com.fr.code.bar.output.AbstractOutput

backgroundColour, barHeight, font, foregroundColour, painting, scalar

构造器概要

构造器

构造器和说明
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

方法概要

方法

限定符和类型	方法和说明
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	drawText(java.lang.String text, LabelLayout labelLayout)
void	endDraw() From AbstractOutput - Does nothing.

从类继承的方法 com.fr.code.bar.output.AbstractOutput

getBackgroundColour, getBarHeight, getBarWidth, getForegroundColour, setupForBlankDrawing, teardownFromBlankDrawing

从类继承的方法 java.lang.Object

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

字段详细资料

BARS_TEXT_VGAP

public static final int BARS_TEXT_VGAP

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

另请参阅:

常量字段值

构造器详细资料

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

参数:

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

方法详细资料

beginDraw

public void beginDraw(double width,
             double height)

From AbstractOutput - Does nothing.

指定者:

beginDraw 在类中 AbstractOutput

参数:

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.

指定者:

endDraw 在类中 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.

指定者:

drawBar 在类中 AbstractOutput

参数:

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.

指定者:

drawText 在类中 AbstractOutput

参数:

text - The text to draw

x - The x position

y - The y position

width - The width of barcode (total)

返回:

The height of this text

drawText

public void drawText(java.lang.String text,
            LabelLayout labelLayout)

指定者:

drawText 在类中 AbstractOutput