pt.ua.gboard.basic

Class ImageGelem

java.lang.Object

pt.ua.gboard.Gelem

pt.ua.gboard.basic.ImageGelem

public class ImageGelem
extends Gelem

This gelem draws an image in a rectangle of cells.

Constructor Summary

Constructors

Constructor and Description
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

Modifier and Type	Method and Description
boolean	imageOk() Indicates if the image was correctly loaded.
static boolean	isImage(java.lang.String imagePath) Check is filepath corresponds to a readable compatible image file.

Methods inherited from class pt.ua.gboard.Gelem

className, draw, erase, height, intersects, isMutable, mutable, mutableDraw, mutableErase, numberOfColumns, numberOfLines, width, x, y

Methods inherited from class java.lang.Object

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

Constructor Detail

ImageGelem

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

Constructs a new ImageGelem (1x1 cells).

requires: image != null
requires: board != null
requires: 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 && !imagePath.isEmpty()
requires: isImage(imagePath)
requires: board != null
requires: 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 && !imagePath.isEmpty()
requires: isImage(imagePath)
requires: board != null
requires: cellOccupation >= 0.0 && cellOccupation <= 100.0
requires: numberOfLines >= 1
requires: 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
requires: imageURL.getFile() != null && !imageURL.getFile().isEmpty()
requires: board != null
requires: 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
requires: imageURL.getFile() != null && !imageURL.getFile().isEmpty()
requires: board != null
requires: cellOccupation >= 0.0 && cellOccupation <= 100.0
requires: numberOfLines >= 1
requires: 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
requires: board != null
requires: cellOccupation >= 0.0 && cellOccupation <= 100.0
requires: numberOfLines >= 1
requires: 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

isImage

public static boolean isImage(java.lang.String imagePath)

Check is filepath corresponds to a readable compatible image file. (The implementation is still incomplete, the file contents is not inspected for a valid image.).

requires: imagePath != null && !imagePath.isEmpty()

Parameters:

imagePath - image's file path

Returns:

boolean true if is a valid image file, otherwise it returns false

imageOk

public boolean imageOk()

Indicates if the image was correctly loaded.

Returns:

boolean true if successfully loaded, otherwise it returns false