MACROMEDIA FIREWORKS 8, Use Manual

Page: 99 / 472

Adjusting bitmap color and tone 99
4. Click a point on the grid’s diagonal line and drag it to a new position to adjust the curve.
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Each point on the curve has its own Input and Output values. When you drag a point,
the Input and Output values update automatically.
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The curve displays brightness values of 0 to 255, with 0 representing the shadows.
Curve after dragging a point to adjust
To delete a point along the curve:
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Drag the point off the grid.
Using tonal eyedroppers
You can adjust the highlights, shadows, and midtones using the Shadow, Highlight, or
Midtone eyedropper in the Levels or Curves dialog box.
To adjust the tonal balance manually using the tonal eyedroppers:
1. Open the Levels or Curves dialog box, and select a color channel from the Channel pop-
up menu.
2.
Select the appropriate eyedropper to reset the tonal values in the image:
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Click the lightest pixel in the image with the Highlight eyedropper to reset the
highlight value.
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Click a pixel of neutral color in the image with the Midtone eyedropper to reset the
midtone value.
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Click the darkest pixel in the image with the Shadow eyedropper to reset the shadow
value.
3. Click OK.
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You can also adjust highlights, midtones, and shadows automatically by clicking the
Auto button in the Curves dialog box.
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You cannot delete the end points of the curve.