pt.ua.gboard
Class ImageGelem

java.lang.Object
  pt.ua.gboard.Gelem
      pt.ua.gboard.ImageGelem

public class ImageGelem
extends Gelem

This gelem draws an image in a rectangle of cells.

Field Summary

boolean

imageOk

Constructor Summary

ImageGelem(java.awt.Image image, GBoard board, double cellOccupation)
Constructs a new ImageGelem (1x1 cells).

ImageGelem(java.awt.Image image, GBoard board, double cellOccupation, int numberOfLines, int numberOfColumns)
Constructs a new ImageGelem.

ImageGelem(java.lang.String imagePath, GBoard board, double cellOccupation)
Constructs a new ImageGelem (1x1 cells).

ImageGelem(java.lang.String imagePath, GBoard board, double cellOccupation, int numberOfLines, int numberOfColumns)
Constructs a new ImageGelem.

ImageGelem(java.net.URL imageURL, GBoard board, double cellOccupation)
Constructs a new ImageGelem (1x1 cells).

ImageGelem(java.net.URL imageURL, GBoard board, double cellOccupation, int numberOfLines, int numberOfColumns)
Constructs a new ImageGelem.

Method Summary

void	draw(java.awt.Graphics g, int line, int column, int cellWidth, int cellHeight, java.awt.Color background) Draw ImageGelem in GBoard.
void	erase(java.awt.Graphics g, int line, int column, int cellWidth, int cellHeight, java.awt.Color background) Erase ImageGelem from GBoard.
boolean	imageOk() Indicates if the image was correctly loaded.

Methods inherited from class pt.ua.gboard.Gelem

height, intersects, isMutable, mutable, numberOfColumns, numberOfLines, width, x, y

Methods inherited from class java.lang.Object

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

Field Detail

imageOk

public boolean imageOk

Constructor Detail

ImageGelem

public ImageGelem(java.awt.Image image,
                  GBoard board,
                  double cellOccupation)

Constructs a new ImageGelem (1x1 cells).

requires: image != null && board != null && cellOccupation >= 0.0 && cellOccupation <= 100.0

Parameters:

image - image's object

board - GBoard where the image will be drawed

cellOccupation - total cell's occupation (%)

ImageGelem

public ImageGelem(java.lang.String imagePath,
                  GBoard board,
                  double cellOccupation)

Constructs a new ImageGelem (1x1 cells).

requires: imagePath != null && board != null && cellOccupation >= 0.0 && cellOccupation <= 100.0

Parameters:

imagePath - image's file path

board - GBoard where the image will be drawed

cellOccupation - total cell's occupation (%)

ImageGelem

public ImageGelem(java.lang.String imagePath,
                  GBoard board,
                  double cellOccupation,
                  int numberOfLines,
                  int numberOfColumns)

Constructs a new ImageGelem.

requires: imagePath != null && board != null && cellOccupation >= 0.0 && cellOccupation <= 100.0 && numberOfLines >= 1 && numberOfColumns >= 1

Parameters:

imagePath - image's file path

board - GBoard where the image will be drawed

cellOccupation - total cell's occupation (%)

numberOfLines - number of lines

numberOfColumns - number of columns

ImageGelem

public ImageGelem(java.net.URL imageURL,
                  GBoard board,
                  double cellOccupation)

Constructs a new ImageGelem (1x1 cells).

requires: imageURL != null && board != null && cellOccupation >= 0.0 && cellOccupation <= 100.0

Parameters:

imageURL - image's file url

board - GBoard where the image will be drawed

cellOccupation - total cell's occupation (%)

ImageGelem

public ImageGelem(java.net.URL imageURL,
                  GBoard board,
                  double cellOccupation,
                  int numberOfLines,
                  int numberOfColumns)

Constructs a new ImageGelem.

requires: imageURL != null && board != null && cellOccupation >= 0.0 && cellOccupation <= 100.0 && numberOfLines >= 1 && numberOfColumns >= 1

Parameters:

imageURL - image's file url

board - GBoard where the image will be drawed

cellOccupation - total cell's occupation (%)

numberOfLines - number of lines

numberOfColumns - number of columns

ImageGelem

public ImageGelem(java.awt.Image image,
                  GBoard board,
                  double cellOccupation,
                  int numberOfLines,
                  int numberOfColumns)

Constructs a new ImageGelem.

requires: image != null && board != null && cellOccupation >= 0.0 && cellOccupation <= 100.0 && numberOfLines >= 1 && numberOfColumns >= 1

Parameters:

image - image's object

board - GBoard where the image will be drawed

cellOccupation - total cell's occupation (%)

numberOfLines - number of lines

numberOfColumns - number of columns

Method Detail

draw

public void draw(java.awt.Graphics g,
                 int line,
                 int column,
                 int cellWidth,
                 int cellHeight,
                 java.awt.Color background)

Draw ImageGelem in GBoard.

requires: Gelem.draw(java.awt.Graphics, int, int, int, int, java.awt.Color)
requires: imageOk()

Specified by:

draw in class Gelem

Parameters:

g - Java's Graphics object to use in drawing

line - line in GBoard to draw Gelem.

column - column in GBoard to draw Gelem.

cellWidth - number of horizontal pixels per cell

cellHeight - number of vertical pixels per cell

background - background color

erase

public void erase(java.awt.Graphics g,
                  int line,
                  int column,
                  int cellWidth,
                  int cellHeight,
                  java.awt.Color background)

Erase ImageGelem from GBoard.

requires: Gelem.erase(java.awt.Graphics, int, int, int, int, java.awt.Color)
requires: imageOk()

Specified by:

erase in class Gelem

Parameters:

background - background color

g - Java's Graphics object to use in drawing

line - line in GBoard to draw Gelem.

column - column in GBoard to draw Gelem.

cellWidth - number of horizontal pixels per cell

cellHeight - number of vertical pixels per cell

imageOk

public boolean imageOk()

Indicates if the image was correctly loaded.

Returns:

boolean true if successfully loaded, otherwise it returns false