totalcross.io.device.printer

Class MonoImage

java.lang.Object

totalcross.ui.gfx.GfxSurface

totalcross.ui.image.Image

totalcross.io.device.printer.MonoImage

public class MonoImage
extends Image

Image class that can be used to save 1-bpp images and print on monochromatic printers. Only black pixels are printed, non-black are ignored.

Field Summary

Fields

Modifier and Type	Field and Description
boolean	doClip If set to true, the image's width is limited to 384 (double density) or 192 (single density).

Fields inherited from class totalcross.ui.image.Image

alphaMask, comment, FADE_VALUE, height, hwScaleH, hwScaleW, NO_TRANSPARENT_COLOR, surfaceType, transparentColor, useAlpha, width

Constructor Summary

Constructors

Constructor and Description
MonoImage(byte[] fullDescription) Creates a MonoImage based on the given full description.
MonoImage(Image other) Makes a copy of the given image.
MonoImage(int width, int height) Creates a MonoImage with the given width and height.
MonoImage(Stream s) Creates a MonoImage read from the given Stream.
MonoImage(java.lang.String path) Creates a MonoImage, loading the given bmp file.

Method Summary

Modifier and Type	Method and Description
protected void	printTo(BluetoothPrinter pad) Prints a 1-bpp bitmap from this image.

Methods inherited from class totalcross.ui.image.Image

applyChanges, applyColor, applyColor2, applyFade, changeColors, createJpg, createJpg4B, createPng, equals, getAlphaInstance, getClippedInstance, getCopy, getCurrentFrame, getFadedInstance, getFadedInstance, getFrameCount, getFrameInstance, getGraphics, getHeight, getHwScaledInstance, getJpegBestFit, getJpegScaled, getPath, getPixelRow, getPixels, getRotatedScaledInstance, getScaledInstance, getSmoothScaledInstance, getSmoothScaledInstance, getTouchedUpInstance, getWidth, getX, getY, hwScaledBy, hwScaledFixedAspectRatio, isSupported, loadFrom, lockChanges, nextFrame, prevFrame, resizeJpeg, saveTo, scaledBy, setCurrentFrame, setFrameCount, setHwScaleFixedAspectRatio, setTransparentColor, smoothScaledBy, smoothScaledBy, smoothScaledFixedAspectRatio, smoothScaledFixedAspectRatio, smoothScaledFromResolution, smoothScaledFromResolution, writeFrameCount

Methods inherited from class java.lang.Object

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

Field Detail

doClip

public boolean doClip

If set to true, the image's width is limited to 384 (double density) or 192 (single density). If false, it will use the actual image's width.

Constructor Detail

MonoImage

public MonoImage(Image other)
          throws ImageException

Makes a copy of the given image.

Throws:

ImageException

MonoImage

public MonoImage(Stream s)
          throws ImageException,
                 IOException

Creates a MonoImage read from the given Stream.

Throws:

ImageException

IOException

MonoImage

public MonoImage(byte[] fullDescription)
          throws ImageException

Creates a MonoImage based on the given full description.

Throws:

ImageException

MonoImage

public MonoImage(int width,
                 int height)
          throws ImageException

Creates a MonoImage with the given width and height. You can draw into it by retrieving the Graphics using img.getGraphics().

Throws:

ImageException

MonoImage

public MonoImage(java.lang.String path)
          throws ImageException,
                 IOException

Creates a MonoImage, loading the given bmp file.

Throws:

ImageException

IOException

Method Detail

printTo

protected void printTo(BluetoothPrinter pad)
                throws IOException

Prints a 1-bpp bitmap from this image. When writting, all non-white pixels are written.

Throws:

IOException