ImageAppearance
Inheritance: java.lang.Object, com.groupdocs.signature.options.appearances.SignatureAppearance
public class ImageAppearance extends SignatureAppearance
Describes extended appearance features for Image Signature.
Constructors
Constructor | Description |
---|---|
ImageAppearance() | Create instance with default values. |
Methods
Method | Description |
---|---|
getGrayscale() | Setup this flag to true if gray-scale filter is required. |
setGrayscale(boolean value) | Setup this flag to true if gray-scale filter is required. |
getBrightness() | Gets or sets image brightness. |
setBrightness(float value) | Gets or sets image brightness. |
getContrast() | Gets or sets image contrast. |
setContrast(float value) | Gets or sets image contrast. |
getGammaCorrection() | Gets or sets image gamma. |
setGammaCorrection(float value) | Gets or sets image gamma. |
ImageAppearance()
public ImageAppearance()
Create instance with default values.
getGrayscale()
public final boolean getGrayscale()
Setup this flag to true if gray-scale filter is required.
Returns: boolean
setGrayscale(boolean value)
public final void setGrayscale(boolean value)
Setup this flag to true if gray-scale filter is required.
Parameters:
Parameter | Type | Description |
---|---|---|
value | boolean |
getBrightness()
public final float getBrightness()
Gets or sets image brightness. Default value is 1 it corresponds to original brightness of image.
Returns: float
setBrightness(float value)
public final void setBrightness(float value)
Gets or sets image brightness. Default value is 1 it corresponds to original brightness of image.
Parameters:
Parameter | Type | Description |
---|---|---|
value | float |
getContrast()
public final float getContrast()
Gets or sets image contrast. Default value is 1 it corresponds to original contrast of image.
Returns: float
setContrast(float value)
public final void setContrast(float value)
Gets or sets image contrast. Default value is 1 it corresponds to original contrast of image.
Parameters:
Parameter | Type | Description |
---|---|---|
value | float |
getGammaCorrection()
public final float getGammaCorrection()
Gets or sets image gamma. Default value is 1 it corresponds to original gamma of image.
Returns: float
setGammaCorrection(float value)
public final void setGammaCorrection(float value)
Gets or sets image gamma. Default value is 1 it corresponds to original gamma of image.
Parameters:
Parameter | Type | Description |
---|---|---|
value | float |