Method and system for zooming in and out of paginated content
First Claim
Patent Images
1. A computer-readable storage medium having computer-executable instructions for performing a method for changing the zoom of a document displayed in a viewing area, the method comprising:
- receiving a zoom change for a document displayed in the viewing area;
determining whether the zoom change is a zoom out or a zoom in;
determining a focal point for the document;
when the zoom change is a zoom in, determining if the focal point is at the center of the viewing area;
when the zoom change is a zoom in and the focal point is at the center of the viewing area, keeping the focal point at the center of the viewing area;
when the zoom change is a zoom in and the focal point is not at the center of the viewing area, calculating a new position for the focal point; and
displaying a viewable area of the document based on the focal point and the zoom change.
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Accused Products
Abstract
A method and system for changing the zoom applied to a document. A request is received to change the zoom of a document displayed in a viewing area. A focal point is determined based on whether an insertion point or active selection is currently displayed in the viewing area. Then, the viewable area of the document is displayed in the viewing area based on the focal point and the zoom change.
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Citations
20 Claims
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1. A computer-readable storage medium having computer-executable instructions for performing a method for changing the zoom of a document displayed in a viewing area, the method comprising:
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receiving a zoom change for a document displayed in the viewing area; determining whether the zoom change is a zoom out or a zoom in; determining a focal point for the document; when the zoom change is a zoom in, determining if the focal point is at the center of the viewing area; when the zoom change is a zoom in and the focal point is at the center of the viewing area, keeping the focal point at the center of the viewing area; when the zoom change is a zoom in and the focal point is not at the center of the viewing area, calculating a new position for the focal point; and displaying a viewable area of the document based on the focal point and the zoom change. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for changing the zoom of a document displayed in a viewing area, the method comprising:
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receiving a zoom change for a document displayed in the viewing area; determining whether the zoom change is a zoom out or a zoom in; determining a focal point for the document; when the zoom change is a zoom in, determining if the focal point is at the center of the viewing area; when the zoom change is a zoom in and the focal point is at the center of the viewing area, keeping the focal point at the center of the viewing area; when the zoom change is a zoom in and the focal point is not at the center of the viewing area, calculating a new position for the focal point; and displaying a viewable area of the document based on the focal point and the zoom change. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification