SpreadsheetImageEffects class Leave feedback
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Represents effects that can be applied to an image watermark for an Excel document.
The SpreadsheetImageEffects type exposes the following members:
| Constructor | Description |
|---|---|
| init | Initializes a new instance of the SpreadsheetImageEffects class. |
| Property | Description |
|---|---|
| border_line_format | The line format settings for the image border. (inherited from OfficeImageEffects) |
| brightness | The brightness of the picture. Must be a float between 0.0 (dimmest) and 1.0 (brightest). The default value is 0.5. (inherited from OfficeImageEffects) |
| chroma_key | The color value of the image that will be treated as transparent. The default value is a fully transparent color. (inherited from OfficeImageEffects) |
| contrast | The contrast for the specified picture. Must be a float between 0.0 (least contrast) and 1.0 (greatest contrast). The default value is 0.5. (inherited from OfficeImageEffects) |
| gray_scale | The property indicates whether a picture will be displayed in grayscale mode. (inherited from OfficeImageEffects) |
import groupdocs.watermark as gw
import groupdocs.watermark.watermarks as gww
import groupdocs.watermark.options.spreadsheet as gwo_xls
load_options = gwo_xls.SpreadsheetLoadOptions()
with gw.Watermarker("spreadsheet.xlsx", load_options) as watermarker:
with gww.ImageWatermark("logo.png") as watermark:
effects = gwo_xls.SpreadsheetImageEffects()
effects.brightness = 0.7
effects.contrast = 0.6
effects.chroma_key = gww.Color.red
effects.border_line_format.enabled = True
effects.border_line_format.weight = 1
options = gwo_xls.SpreadsheetWatermarkShapeOptions()
options.effects = effects
watermarker.add(watermark, options)
watermarker.save("output.xlsx")
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