com.alee.utils

Class ImageUtils

java.lang.Object

com.alee.utils.ImageUtils

public final class ImageUtils
extends Object

Author:

Mikle Garin

Field Summary

Fields

Modifier and Type	Field and Description
protected static Map<Icon,Icon>	DISABLED_ICONS_CACHE Disabled icons cache.
static List<String>	SUPPORTED_IMAGES Viewable image formats.
protected static Map<Icon,Map<Float,Icon>>	TRANSPARENT_ICONS_CACHE Transparent icons cache.

Method Summary

Modifier and Type	Method and Description
static BufferedImage	copyToBufferedImage(BufferedImage bufferedImage) Returns BufferedImage containing a copy of BufferedImage.
static BufferedImage	copyToBufferedImage(Icon icon) Returns BufferedImage containing a copy of currently displayed Icon frame.
static BufferedImage	copyToBufferedImage(Image image) Returns BufferedImage containing a copy of Image.
static BufferedImage	createCompatibleImage(BufferedImage bufferedImage) Returns new empty BufferedImage compatible with default screen GraphicsConfiguration.
static BufferedImage	createCompatibleImage(int width, int height) Returns new BufferedImage compatible with default screen GraphicsConfiguration.
static BufferedImage	createCompatibleImage(int width, int height, int transparency) Returns new BufferedImage compatible with default screen GraphicsConfiguration.
static BufferedImage	createDisabledCopy(BufferedImage bufferedImage) Returns BufferedImage that is copy of the specified BufferedImage made look disabled.
static Icon	createDisabledCopy(Icon icon) Returns Icon that is copy of the specified Icon made look disabled.
static BufferedImage	createDisabledCopy(Image image) Returns BufferedImage that is copy of the specified Image made look disabled.
static BufferedImage	createImageThumbnail(BufferedImage bufferedImage, Dimension maxSize) Returns thumbnail BufferedImage of the specified BufferedImage.
static BufferedImage	createImageThumbnail(BufferedImage bufferedImage, int maxSize) Returns thumbnail BufferedImage of the specified BufferedImage.
static BufferedImage	createImageThumbnail(BufferedImage bufferedImage, int maxWidth, int maxHeight) Returns thumbnail BufferedImage of the specified BufferedImage.
static BufferedImage	createInnerShadowImage(int width, Shape shape, int shadowWidth, float opacity) Returns shadow image based on provided shape.
static BufferedImage	createShadowImage(int width, int height, Shape shape, int shadowWidth, float opacity, boolean clip) Returns shadow image based on provided shape.
static BufferedImage	createTransparentCopy(BufferedImage bufferedImage, float opacity) Returns BufferedImage that is copy of the specified BufferedImage made semi-transparent.
static Icon	createTransparentCopy(Icon icon, float opacity) Returns Icon that is copy of the specified Icon made look disabled.
static BufferedImage	createTransparentCopy(Image image, float opacity) Returns BufferedImage that is copy of the specified Image made semi-transparent.
static BufferedImage	cutImage(BufferedImage bufferedImage, Shape shape) Returns new BufferedImage with the specified BufferedImage painted on it within the specified Shape.
static BufferedImage	cutImage(Icon icon, Shape shape) Returns new BufferedImage with the specified Icon painted on it within the specified Shape.
static BufferedImage	cutImage(Image image, Shape shape) Returns new BufferedImage with the specified Image painted on it within the specified Shape.
static BufferedImage	decodeImage(String imageData) Returns BufferedImage decoded from Base64 string.
static String	encodeImage(BufferedImage image) Returns image data encoded in Base64 string.
static Icon	getDisabledCopy(Icon icon) Returns new or cached copy of specified Icon made look disabled.
static Color	getDominantColor(BufferedImage image) Returns dominant Color for the specified BufferedImage.
static Icon	getTransparentCopy(Icon icon, float opacity) Returns new or cached copy of specified Icon made look disabled.
static boolean	isCompatibleImage(BufferedImage bufferedImage) Returns whether or not specified BufferedImage is compatible with default screen GraphicsConfiguration.
static boolean	isImageSupported(String name) Returns whether or not loading of the image with extension mentioned in the specified name is supported.
static boolean	isTransparent(BufferedImage bufferedImage, int x, int y) Returns whether or not specified BufferedImage pixel is fully transparent.
static BufferedImage	loadBufferedImage(InputStream inputStream) Returns BufferedImage loaded from the specified InputStream.
static BufferedImage	loadBufferedImage(Resource resource) Returns BufferedImage loaded from the specified Resource.
static BufferedImage	loadCompatibleImage(Resource resource) Returns BufferedImage loaded from the specified Resource.
static ImageIcon	loadImageIcon(InputStream inputStream) Returns ImageIcon loaded from the specified Resource.
static ImageIcon	loadImageIcon(Resource resource) Returns ImageIcon loaded from the specified Resource.
static ImageIcon	rotateIcon180(Icon icon) Returns new ImageIcon with specified Icon painted on it and rotated 180 degrees.
static ImageIcon	rotateIcon90CCW(Icon icon) Returns new ImageIcon with specified Icon painted on it and rotated 90 degrees counter-clockwise.
static ImageIcon	rotateIcon90CW(Icon icon) Returns new ImageIcon with specified Icon painted on it and rotated 90 degrees clockwise.
static BufferedImage	rotateImage180(BufferedImage bufferedImage) Returns new BufferedImage with specified BufferedImage painted on it and rotated 180 degrees.
static BufferedImage	rotateImage180(Image image) Returns new BufferedImage with specified Image painted on it and rotated 180 degrees.
static BufferedImage	rotateImage90CCW(BufferedImage bufferedImage) Returns new BufferedImage with specified BufferedImage painted on it and rotated 90 degrees counter-clockwise.
static BufferedImage	rotateImage90CCW(Image image) Returns new BufferedImage with specified Image painted on it and rotated 90 degrees counter-clockwise.
static BufferedImage	rotateImage90CW(BufferedImage bufferedImage) Returns new BufferedImage with specified BufferedImage painted on it and rotated 90 degrees clockwise.
static BufferedImage	rotateImage90CW(Image image) Returns new BufferedImage with specified Image painted on it and rotated 90 degrees clockwise.
static BufferedImage	toBufferedImage(Icon icon) Returns BufferedImage converted from the specified Icon.
static BufferedImage	toBufferedImage(Image image) Returns BufferedImage converted from the specified Image.
static BufferedImage	toBufferedImage(RenderedImage renderedImage) Returns BufferedImage converted from the specified RenderedImage.
static BufferedImage	toCompatibleImage(BufferedImage bufferedImage) Returns BufferedImage compatible with default screen GraphicsConfiguration.
static ImageIcon	toImageIcon(Icon icon) Returns ImageIcon converted from the specified Icon.
static ImageIcon	toImageIcon(Image image) Returns ImageIcon converted from the specified Image.
static BufferedImage	toNonNullBufferedImage(Icon icon) Returns BufferedImage converted from the specified Icon.
static BufferedImage	toNonNullBufferedImage(Image image) Returns BufferedImage converted from the specified Image.
static BufferedImage	toNonNullBufferedImage(RenderedImage renderedImage) Returns BufferedImage converted from the specified RenderedImage.
static ImageIcon	toNonNullImageIcon(Icon icon) Returns ImageIcon converted from the specified Icon.
static ImageIcon	toNonNullImageIcon(Image image) Returns ImageIcon converted from the specified Image.

Methods inherited from class java.lang.Object

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

Field Detail

SUPPORTED_IMAGES

public static final List<String> SUPPORTED_IMAGES

Viewable image formats.

DISABLED_ICONS_CACHE

protected static final Map<Icon,Icon> DISABLED_ICONS_CACHE

Disabled icons cache.

TRANSPARENT_ICONS_CACHE

protected static final Map<Icon,Map<Float,Icon>> TRANSPARENT_ICONS_CACHE

Transparent icons cache.

Method Detail

isImageSupported

public static boolean isImageSupported(@Nullable
                                       String name)

Returns whether or not loading of the image with extension mentioned in the specified name is supported.

Parameters:

name - image name with extension in it

Returns:

true if loading of the image with extension mentioned in the specified name is supported, false otherwise

isTransparent

public static boolean isTransparent(@NotNull
                                    BufferedImage bufferedImage,
                                    int x,
                                    int y)

Returns whether or not specified BufferedImage pixel is fully transparent.

Parameters:

bufferedImage - BufferedImage

x - BufferedImage pixel X index

y - BufferedImage pixel Y index

Returns:

true if specified BufferedImage pixel is fully transparent, false otherwise

createCompatibleImage

@NotNull
public static BufferedImage createCompatibleImage(@NotNull
                                                           BufferedImage bufferedImage)

Returns new empty BufferedImage compatible with default screen GraphicsConfiguration.

Parameters:

bufferedImage - BufferedImage to use size and transparency settings from

Returns:

new empty BufferedImage compatible with default screen GraphicsConfiguration

createCompatibleImage

@NotNull
public static BufferedImage createCompatibleImage(int width,
                                                           int height)

Returns new BufferedImage compatible with default screen GraphicsConfiguration.

Parameters:

width - BufferedImage width

height - BufferedImage height

Returns:

new BufferedImage compatible with default screen GraphicsConfiguration

createCompatibleImage

@NotNull
public static BufferedImage createCompatibleImage(int width,
                                                           int height,
                                                           int transparency)

Returns new BufferedImage compatible with default screen GraphicsConfiguration.

Parameters:

width - new BufferedImage width

height - new BufferedImage height

transparency - new BufferedImage Transparency type

Returns:

new BufferedImage compatible with default screen GraphicsConfiguration

isCompatibleImage

public static boolean isCompatibleImage(@NotNull
                                        BufferedImage bufferedImage)

Returns whether or not specified BufferedImage is compatible with default screen GraphicsConfiguration.

Parameters:

bufferedImage - BufferedImage to check

Returns:

true if specified BufferedImage is compatible with default screen GraphicsConfiguration, false otherwise

loadCompatibleImage

@NotNull
public static BufferedImage loadCompatibleImage(@NotNull
                                                         Resource resource)

Returns BufferedImage loaded from the specified Resource. Resulting BufferedImage is also made compatible with default screen GraphicsConfiguration.

Parameters:

resource - Resource to load BufferedImage from

Returns:

BufferedImage loaded from the specified Resource

toCompatibleImage

@NotNull
public static BufferedImage toCompatibleImage(@NotNull
                                                       BufferedImage bufferedImage)

Returns BufferedImage compatible with default screen GraphicsConfiguration. Specified BufferedImage might be copied or simply returned "as is" as a result of calling this method.

Parameters:

bufferedImage - BufferedImage to create copy of that will be compatible with default screen GraphicsConfiguration

Returns:

BufferedImage compatible with default screen GraphicsConfiguration.

loadBufferedImage

@NotNull
public static BufferedImage loadBufferedImage(@NotNull
                                                       Resource resource)

Returns BufferedImage loaded from the specified Resource.

Parameters:

resource - Resource to load BufferedImage from

Returns:

BufferedImage loaded from the specified Resource

loadBufferedImage

@NotNull
public static BufferedImage loadBufferedImage(@NotNull
                                                       InputStream inputStream)

Returns BufferedImage loaded from the specified InputStream.

Parameters:

inputStream - InputStream to load BufferedImage from

Returns:

BufferedImage loaded from the specified InputStream

toBufferedImage

@Nullable
public static BufferedImage toBufferedImage(@Nullable
                                                      Image image)

Returns BufferedImage converted from the specified Image.

Parameters:

image - Image to convert

Returns:

BufferedImage converted from the specified Image

toNonNullBufferedImage

@NotNull
public static BufferedImage toNonNullBufferedImage(@NotNull
                                                            Image image)

Returns BufferedImage converted from the specified Image.

Parameters:

image - Image to convert

Returns:

BufferedImage converted from the specified Image

toBufferedImage

@Nullable
public static BufferedImage toBufferedImage(@Nullable
                                                      Icon icon)

Returns BufferedImage converted from the specified Icon.

Parameters:

icon - Icon to convert

Returns:

BufferedImage converted from the specified Icon

toNonNullBufferedImage

@NotNull
public static BufferedImage toNonNullBufferedImage(@NotNull
                                                            Icon icon)

Returns BufferedImage converted from the specified Icon.

Parameters:

icon - Icon to convert

Returns:

BufferedImage converted from the specified Icon

toBufferedImage

@Nullable
public static BufferedImage toBufferedImage(@Nullable
                                                      RenderedImage renderedImage)

Returns BufferedImage converted from the specified RenderedImage.

Parameters:

renderedImage - RenderedImage to convert

Returns:

BufferedImage converted from the specified RenderedImage

toNonNullBufferedImage

@NotNull
public static BufferedImage toNonNullBufferedImage(@NotNull
                                                            RenderedImage renderedImage)

Returns BufferedImage converted from the specified RenderedImage.

Parameters:

renderedImage - RenderedImage to convert

Returns:

BufferedImage converted from the specified RenderedImage

copyToBufferedImage

@NotNull
public static BufferedImage copyToBufferedImage(@NotNull
                                                         Icon icon)

Returns BufferedImage containing a copy of currently displayed Icon frame.

Parameters:

icon - Icon to create BufferedImage for

Returns:

BufferedImage containing a copy of currently displayed Icon frame

copyToBufferedImage

@NotNull
public static BufferedImage copyToBufferedImage(@NotNull
                                                         Image image)

Returns BufferedImage containing a copy of Image.

Parameters:

image - Image to create BufferedImage for

Returns:

BufferedImage containing a copy of Image

copyToBufferedImage

@NotNull
public static BufferedImage copyToBufferedImage(@NotNull
                                                         BufferedImage bufferedImage)

Returns BufferedImage containing a copy of BufferedImage.

Parameters:

bufferedImage - BufferedImage to create BufferedImage for

Returns:

BufferedImage containing a copy of BufferedImage

loadImageIcon

@NotNull
public static ImageIcon loadImageIcon(@NotNull
                                               Resource resource)

Returns ImageIcon loaded from the specified Resource. This method doesn't use ImageIO because loaded image might not be represented by a single BufferedImage. For example GIF icons consist of many frames that are handled internally by ImageIcon.

Parameters:

resource - Resource to load ImageIcon from

Returns:

ImageIcon loaded from the specified Resource

loadImageIcon

@NotNull
public static ImageIcon loadImageIcon(@NotNull
                                               InputStream inputStream)

Returns ImageIcon loaded from the specified Resource. This method doesn't use ImageIO because loaded image might not be represented by a single BufferedImage. For example GIF icons consist of many frames that are handled internally by ImageIcon.

Parameters:

inputStream - InputStream to load ImageIcon from

Returns:

ImageIcon loaded from the specified Resource

toImageIcon

@Nullable
public static ImageIcon toImageIcon(@Nullable
                                              Image image)

Returns ImageIcon converted from the specified Image.

Parameters:

image - Image to convert

Returns:

ImageIcon converted from the specified Image

toNonNullImageIcon

@NotNull
public static ImageIcon toNonNullImageIcon(@NotNull
                                                    Image image)

Returns ImageIcon converted from the specified Image.

Parameters:

image - Image to convert

Returns:

ImageIcon converted from the specified Image

toImageIcon

@Nullable
public static ImageIcon toImageIcon(@Nullable
                                              Icon icon)

Returns ImageIcon converted from the specified Icon.

Parameters:

icon - Icon to convert

Returns:

ImageIcon converted from the specified Icon

toNonNullImageIcon

@NotNull
public static ImageIcon toNonNullImageIcon(@NotNull
                                                    Icon icon)

Returns ImageIcon converted from the specified Icon.

Parameters:

icon - Icon to convert

Returns:

ImageIcon converted from the specified Icon

getDisabledCopy

@NotNull
public static Icon getDisabledCopy(@NotNull
                                            Icon icon)

Returns new or cached copy of specified Icon made look disabled.

Parameters:

icon - Icon to retrieve disabled copy for

Returns:

new or cached copy of specified Icon made look disabled

createDisabledCopy

@NotNull
public static Icon createDisabledCopy(@NotNull
                                               Icon icon)

Returns Icon that is copy of the specified Icon made look disabled.

Parameters:

icon - Icon to create disabled copy for

Returns:

Icon that is copy of the specified Icon made look disabled

createDisabledCopy

@NotNull
public static BufferedImage createDisabledCopy(@NotNull
                                                        Image image)

Returns BufferedImage that is copy of the specified Image made look disabled.

Parameters:

image - Image to create disabled copy for

Returns:

BufferedImage that is copy of the specified Image made look disabled

createDisabledCopy

@NotNull
public static BufferedImage createDisabledCopy(@NotNull
                                                        BufferedImage bufferedImage)

Returns BufferedImage that is copy of the specified BufferedImage made look disabled.

Parameters:

bufferedImage - BufferedImage to create disabled copy for

Returns:

BufferedImage that is copy of the specified BufferedImage made look disabled

getTransparentCopy

@NotNull
public static Icon getTransparentCopy(@NotNull
                                               Icon icon,
                                               float opacity)

Returns new or cached copy of specified Icon made look disabled.

Parameters:

icon - Icon to retrieve disabled copy for

opacity - opacity value, must be between 0 and 1

Returns:

new or cached copy of specified Icon made look disabled

createTransparentCopy

@NotNull
public static Icon createTransparentCopy(@NotNull
                                                  Icon icon,
                                                  float opacity)

Returns Icon that is copy of the specified Icon made look disabled.

Parameters:

icon - Icon to create disabled copy for

opacity - opacity value, must be between 0 and 1

Returns:

Icon that is copy of the specified Icon made look disabled

createTransparentCopy

@NotNull
public static BufferedImage createTransparentCopy(@NotNull
                                                           Image image,
                                                           float opacity)

Returns BufferedImage that is copy of the specified Image made semi-transparent.

Parameters:

image - Image to create semi-transparent copy for

opacity - opacity value, must be between 0 and 1

Returns:

BufferedImage that is copy of the specified Image made semi-transparent

createTransparentCopy

@NotNull
public static BufferedImage createTransparentCopy(@NotNull
                                                           BufferedImage bufferedImage,
                                                           float opacity)

Returns BufferedImage that is copy of the specified BufferedImage made semi-transparent.

Parameters:

bufferedImage - BufferedImage to create semi-transparent copy for

opacity - opacity value, must be between 0 and 1

Returns:

BufferedImage that is copy of the specified BufferedImage made semi-transparent

cutImage

public static BufferedImage cutImage(@NotNull
                                     Icon icon,
                                     @NotNull
                                     Shape shape)

Returns new BufferedImage with the specified Icon painted on it within the specified Shape.

Parameters:

icon - Icon to cut

shape - Shape to cut

Returns:

new BufferedImage with the specified Icon painted on it within the specified Shape

cutImage

public static BufferedImage cutImage(@NotNull
                                     Image image,
                                     @NotNull
                                     Shape shape)

Returns new BufferedImage with the specified Image painted on it within the specified Shape.

Parameters:

image - Image to cut

shape - Shape to cut

Returns:

new BufferedImage with the specified Image painted on it within the specified Shape

cutImage

public static BufferedImage cutImage(@NotNull
                                     BufferedImage bufferedImage,
                                     @NotNull
                                     Shape shape)

Returns new BufferedImage with the specified BufferedImage painted on it within the specified Shape.

Parameters:

bufferedImage - Image to cut

shape - Shape to cut

Returns:

new BufferedImage with the specified BufferedImage painted on it within the specified Shape

createImageThumbnail

@NotNull
public static BufferedImage createImageThumbnail(@NotNull
                                                          BufferedImage bufferedImage,
                                                          @NotNull
                                                          Dimension maxSize)

Returns thumbnail BufferedImage of the specified BufferedImage. Note that this method can only scale specified BufferedImage down, it will not scale it up. Also n that resulting BufferedImage will not have width and height larger than specified maximum ones, but might be less.

Parameters:

bufferedImage - BufferedImage to create thumbnail for

maxSize - maximum thumbnail BufferedImage size

Returns:

thumbnail BufferedImage of the specified BufferedImage

createImageThumbnail

@NotNull
public static BufferedImage createImageThumbnail(@NotNull
                                                          BufferedImage bufferedImage,
                                                          int maxWidth,
                                                          int maxHeight)

Returns thumbnail BufferedImage of the specified BufferedImage. Note that this method can only scale specified BufferedImage down, it will not scale it up. Also n that resulting BufferedImage will not have width and height larger than specified maximum ones, but might be less.

Parameters:

bufferedImage - BufferedImage to create thumbnail for

maxWidth - maximum thumbnail BufferedImage width

maxHeight - maximum thumbnail BufferedImage height

Returns:

thumbnail BufferedImage of the specified BufferedImage

createImageThumbnail

@NotNull
public static BufferedImage createImageThumbnail(@NotNull
                                                          BufferedImage bufferedImage,
                                                          int maxSize)

Returns thumbnail BufferedImage of the specified BufferedImage. Note that this method can only scale specified BufferedImage down, it will not scale it up. Also note that resulting BufferedImage will not have width and height larger than specified maximum, but might be less.

Parameters:

bufferedImage - BufferedImage to create thumbnail for

maxSize - maximum thumbnail BufferedImage width and height

Returns:

thumbnail BufferedImage of the specified BufferedImage

getDominantColor

@NotNull
public static Color getDominantColor(@NotNull
                                              BufferedImage image)

Returns dominant Color for the specified BufferedImage.

Parameters:

image - BufferedImage to determine dominant Color for

Returns:

dominant Color for the specified BufferedImage

rotateIcon90CW

@NotNull
public static ImageIcon rotateIcon90CW(@NotNull
                                                Icon icon)

Returns new ImageIcon with specified Icon painted on it and rotated 90 degrees clockwise.

Parameters:

icon - Icon to rotate

Returns:

new ImageIcon with specified Icon painted on it and rotated 90 degrees clockwise.

rotateImage90CW

@NotNull
public static BufferedImage rotateImage90CW(@NotNull
                                                     Image image)

Returns new BufferedImage with specified Image painted on it and rotated 90 degrees clockwise.

Parameters:

image - Image to rotate

Returns:

new BufferedImage with specified Image painted on it and rotated 90 degrees clockwise.

rotateImage90CW

@NotNull
public static BufferedImage rotateImage90CW(@NotNull
                                                     BufferedImage bufferedImage)

Returns new BufferedImage with specified BufferedImage painted on it and rotated 90 degrees clockwise.

Parameters:

bufferedImage - BufferedImage to rotate

Returns:

new BufferedImage with specified BufferedImage painted on it and rotated 90 degrees clockwise.

rotateIcon90CCW

@NotNull
public static ImageIcon rotateIcon90CCW(@NotNull
                                                 Icon icon)

Returns new ImageIcon with specified Icon painted on it and rotated 90 degrees counter-clockwise.

Parameters:

icon - Icon to rotate

Returns:

new ImageIcon with specified Icon painted on it and rotated 90 degrees counter-clockwise.

rotateImage90CCW

@NotNull
public static BufferedImage rotateImage90CCW(@NotNull
                                                      Image image)

Returns new BufferedImage with specified Image painted on it and rotated 90 degrees counter-clockwise.

Parameters:

image - Image to rotate

Returns:

new BufferedImage with specified Image painted on it and rotated 90 degrees counter-clockwise.

rotateImage90CCW

@NotNull
public static BufferedImage rotateImage90CCW(@NotNull
                                                      BufferedImage bufferedImage)

Returns new BufferedImage with specified BufferedImage painted on it and rotated 90 degrees counter-clockwise.

Parameters:

bufferedImage - BufferedImage to rotate

Returns:

new BufferedImage with specified BufferedImage painted on it and rotated 90 degrees counter-clockwise.

rotateIcon180

@NotNull
public static ImageIcon rotateIcon180(@NotNull
                                               Icon icon)

Returns new ImageIcon with specified Icon painted on it and rotated 180 degrees.

Parameters:

icon - Icon to rotate

Returns:

new ImageIcon with specified Icon painted on it and rotated 180 degrees.

rotateImage180

@NotNull
public static BufferedImage rotateImage180(@NotNull
                                                    Image image)

Returns new BufferedImage with specified Image painted on it and rotated 180 degrees.

Parameters:

image - Image to rotate

Returns:

new BufferedImage with specified Image painted on it and rotated 180 degrees.

rotateImage180

@NotNull
public static BufferedImage rotateImage180(@NotNull
                                                    BufferedImage bufferedImage)

Returns new BufferedImage with specified BufferedImage painted on it and rotated 180 degrees.

Parameters:

bufferedImage - BufferedImage to rotate

Returns:

new BufferedImage with specified BufferedImage painted on it and rotated 180 degrees.

createShadowImage

@NotNull
public static BufferedImage createShadowImage(int width,
                                                       int height,
                                                       @NotNull
                                                       Shape shape,
                                                       int shadowWidth,
                                                       float opacity,
                                                       boolean clip)

Returns shadow image based on provided shape.

Parameters:

width - shadow image width

height - shadow image height

shape - shadow shape

shadowWidth - shadow width

opacity - shadow opacity

clip - whether or not should clip shadow form

Returns:

shadow image based on provided shape

createInnerShadowImage

@NotNull
public static BufferedImage createInnerShadowImage(int width,
                                                            @NotNull
                                                            Shape shape,
                                                            int shadowWidth,
                                                            float opacity)

Returns shadow image based on provided shape.

Parameters:

width - shadow image width

shape - shadow shape

shadowWidth - shadow width

opacity - shadow opacity

Returns:

shadow image based on provided shape

decodeImage

@Nullable
public static BufferedImage decodeImage(@Nullable
                                                  String imageData)

Returns BufferedImage decoded from Base64 string.

Parameters:

imageData - image data decode

Returns:

BufferedImage decoded from Base64 string

encodeImage

@Nullable
public static String encodeImage(@Nullable
                                           BufferedImage image)

Returns image data encoded in Base64 string.

Parameters:

image - image to encode

Returns:

image data encoded in Base64 string