danger.ui
Class Bitmap

java.lang.Object
  |
  +--danger.ui.Bitmap

Direct Known Subclasses:

ImmutableBitmap

public class Bitmap

extends java.lang.Object

Field Summary

protected int

mPaletteOffset

Constructor Summary

Bitmap()

Bitmap(Bitmap src)

Bitmap(Bitmap src, int width, int height)

Bitmap(byte[] pixels, int width, int height, int transparentColor)

Bitmap(byte[] pixels, int width, int height, int colorspace, int transparentColor)

Bitmap(byte[] pixels, int width, int height, int colorspace, int transparentColor, int paletteSize)

Bitmap(int width, int height)

Method Summary

boolean	canDrawInverted()
static Bitmap	convertToScreenColorSpace(Bitmap bitmap) Convert a bitmap to the native screen format.
static Bitmap	convertToScreenColorSpace(Bitmap bitmap, int backgroundColor) Convert a bitmap to the native screen format.
static void	copyBits(Bitmap to, Rect toRect, Bitmap from, Rect fromRect) Copy a region from one bitmap to another
void	copyBitsTo(Bitmap to, Rect toRect, Rect fromRect) Copy the contents of fromRect in this bitmap, to toRect in the provided destination Bitmap
boolean	copyRotated(Bitmap from, int degrees)
void	copyScaled(Bitmap src) Copy the contents of the provided source bitmap to this bitmap, scaling them to fit
Pen	createPen()
Pen	createPen(int dx, int dy)
static void	flatten(Bitmap src, byte[] dst, int dstOffset)
int	getColorSpace()
static int	getFlattenedSize(Bitmap src)
int	getHeight()
int	getPaletteSize()
byte[]	getPixels() return the raw pixel data array
int	getPoint(int x, int y)
int	getPoint(Point point)
int	getStride()
int	getTransparentColor()
int	getWidth()
static Bitmap	newFromEncodedData(byte[] data)
static Bitmap	newFromFlattenedData(byte[] data, int offset)
static Bitmap	newFromJPEGData(byte[] jpegData)
static Bitmap	newFromPNGData(byte[] pngData)
void	replaceColor(int color, int newColor)
void	replacePaletteColor(int color, int newColor)
Bitmap	rotateBy(int degrees) return a bitmap rotated by 0, 90, 180, or 270 degrees.
Bitmap	scaleTo(int width, int height) Return a new bitmap, containing the contents of this bitmap, scaled to the provided size
void	setTransparentColor(int color)

Methods inherited from class java.lang.Object

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

Field Detail

mPaletteOffset

protected int mPaletteOffset

Constructor Detail

Bitmap

public Bitmap(byte[] pixels,
              int width,
              int height,
              int colorspace,
              int transparentColor,
              int paletteSize)

Bitmap

public Bitmap()

Bitmap

public Bitmap(int width,
              int height)

Bitmap

public Bitmap(byte[] pixels,
              int width,
              int height,
              int colorspace,
              int transparentColor)

Bitmap

public Bitmap(Bitmap src)

Bitmap

public Bitmap(Bitmap src,
              int width,
              int height)

Bitmap

public Bitmap(byte[] pixels,
              int width,
              int height,
              int transparentColor)

Method Detail

newFromPNGData

public static Bitmap newFromPNGData(byte[] pngData)
                             throws java.io.IOException

newFromJPEGData

public static Bitmap newFromJPEGData(byte[] jpegData)
                              throws java.io.IOException

newFromEncodedData

public static Bitmap newFromEncodedData(byte[] data)
                                 throws java.io.IOException

newFromFlattenedData

public static Bitmap newFromFlattenedData(byte[] data,
                                          int offset)

flatten

public static void flatten(Bitmap src,
                           byte[] dst,
                           int dstOffset)

getFlattenedSize

public static int getFlattenedSize(Bitmap src)

createPen

public Pen createPen(int dx,
                     int dy)

createPen

public Pen createPen()

getPoint

public int getPoint(int x,
                    int y)

getPoint

public int getPoint(Point point)

getPaletteSize

public int getPaletteSize()

scaleTo

public Bitmap scaleTo(int width,
                      int height)

Return a new bitmap, containing the contents of this bitmap, scaled to the provided size

copyScaled

public void copyScaled(Bitmap src)

Copy the contents of the provided source bitmap to this bitmap, scaling them to fit

copyBitsTo

public final void copyBitsTo(Bitmap to,
                             Rect toRect,
                             Rect fromRect)

Copy the contents of fromRect in this bitmap, to toRect in the provided destination Bitmap

copyBits

public static void copyBits(Bitmap to,
                            Rect toRect,
                            Bitmap from,
                            Rect fromRect)

Copy a region from one bitmap to another

rotateBy

public Bitmap rotateBy(int degrees)

return a bitmap rotated by 0, 90, 180, or 270 degrees. Other rotations currently return null.

copyRotated

public boolean copyRotated(Bitmap from,
                           int degrees)

getWidth

public int getWidth()

getHeight

public int getHeight()

getStride

public int getStride()

getColorSpace

public int getColorSpace()

getTransparentColor

public int getTransparentColor()

getPixels

public byte[] getPixels()

return the raw pixel data array

setTransparentColor

public void setTransparentColor(int color)

replacePaletteColor

public void replacePaletteColor(int color,
                                int newColor)

replaceColor

public void replaceColor(int color,
                         int newColor)

convertToScreenColorSpace

public static Bitmap convertToScreenColorSpace(Bitmap bitmap,
                                               int backgroundColor)

Convert a bitmap to the native screen format. This is needed in order to be able to draw onto a bitmap. You cannot draw into some kinds of bitmaps (for example, indexed). Returns a drawable duplicate of the source.

convertToScreenColorSpace

public static Bitmap convertToScreenColorSpace(Bitmap bitmap)

Convert a bitmap to the native screen format. This is needed in order to be able to draw onto a bitmap. You cannot draw into some kinds of bitmaps (for example, indexed). Returns a drawable duplicate of the source.

canDrawInverted

public boolean canDrawInverted()