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