com.elegantj.gauges
Class GfxKit

java.lang.Object
  com.elegantj.gauges.Kit
      com.elegantj.gauges.GfxKit

All Implemented Interfaces:

java.io.Serializable

public class GfxKit

extends Kit

implements java.io.Serializable

Utility class to draw the gauge

See Also:

Serialized Form

Constructor Summary

GfxKit()

Method Summary

static java.lang.String	clipString(java.lang.String text, java.awt.FontMetrics fm, int availableWidth) Clips the given string to the available width
static void	drawCenteredString(java.awt.Graphics g, java.lang.String str, java.awt.Dimension rect, java.awt.FontMetrics fm) Renders a String centered within a given rectangle
static void	drawCenteredString(java.awt.Graphics g, java.lang.String str, int width, int height, java.awt.FontMetrics fm) Renders a String centered within a given rectangle
static void	drawCenteredString(java.awt.Graphics g, java.lang.String str, java.awt.Rectangle rect, java.awt.FontMetrics fm) Renders a String centered within a given rectangle
static void	drawHorizontal(java.awt.Graphics g, int x1, int x2, int y) Draws horizontal line
static void	drawPixel(java.awt.Graphics g, int x, int y) Draws a single pixel
static void	drawVertical(java.awt.Graphics g, int y1, int y2, int x) Draws vertical line
static java.awt.Image	loadImage(java.lang.String imageFilename) Load an image file (GIF or JPEG)
static void	wipeImage(java.awt.Image image, java.awt.Color color, java.awt.image.ImageObserver observer) Wipes an image to some background color

Methods inherited from class java.lang.Object

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

Constructor Detail

GfxKit

public GfxKit()

Method Detail

drawHorizontal

public static void drawHorizontal(java.awt.Graphics g,
                                  int x1,
                                  int x2,
                                  int y)

Draws horizontal line

Parameters:

g - graphics context

x1 - x-cordinate of starting location of the line

x2 - x-cordinate of ending location of the line

y - y-cordinate of the line

drawVertical

public static void drawVertical(java.awt.Graphics g,
                                int y1,
                                int y2,
                                int x)

Draws vertical line

Parameters:

g - graphics context

y1 - y-cordinate of starting location of the line

y2 - y-cordinate of ending location of the line

x - x-cordinate of the line

drawPixel

public static void drawPixel(java.awt.Graphics g,
                             int x,
                             int y)

Draws a single pixel

Parameters:

g - graphics context

x - x-cordinate of the pixel

y - y-cordinate of the pixel

wipeImage

public static void wipeImage(java.awt.Image image,
                             java.awt.Color color,
                             java.awt.image.ImageObserver observer)

Wipes an image to some background color

Parameters:

image - a background image

color - color of the image

observer - imageObserver is used to draw image

drawCenteredString

public static void drawCenteredString(java.awt.Graphics g,
                                      java.lang.String str,
                                      int width,
                                      int height,
                                      java.awt.FontMetrics fm)

Renders a String centered within a given rectangle

Parameters:

g - graphics context

str - a string which is drawn

width - width of the rectangle in which string is rendered

height - height of the rectangle in which string is rendered

fm - fontmetrics represents font

drawCenteredString

public static void drawCenteredString(java.awt.Graphics g,
                                      java.lang.String str,
                                      java.awt.Dimension rect,
                                      java.awt.FontMetrics fm)

Renders a String centered within a given rectangle

Parameters:

g - graphics context

str - a string which is drawn

rect - Specifies rectangle in which string is rendered

fm - fontmetrics represents font

drawCenteredString

public static void drawCenteredString(java.awt.Graphics g,
                                      java.lang.String str,
                                      java.awt.Rectangle rect,
                                      java.awt.FontMetrics fm)

Renders a String centered within a given rectangle

Parameters:

g - graphics context

str - a string which is drawn

rect - Specifies rectangle in which string is rendered

fm - fontmetrics represents font

loadImage

public static java.awt.Image loadImage(java.lang.String imageFilename)

Load an image file (GIF or JPEG)

Parameters:

imageFilename - name of the image file

Returns:

image which is created using filename

clipString

public static java.lang.String clipString(java.lang.String text,
                                          java.awt.FontMetrics fm,
                                          int availableWidth)

Clips the given string to the available width