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EP0398477A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Text processing system using text cells

Assignee: International Business Machines Corp
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Filing: 1990-03-26
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Granted: —
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Expires: 2010-03-26
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Abstract

Abstract Text Cells are provided which define the boundaries into which text data can be formatted for presentation. The definition of Text Cells is controlled by two data stream commands which are the Define Text Cell (DTC), and Open Text Cell (OTC). The DTC command specifies the parameters associated with a Text Cell Chain. This command includes a set of global parameters to be applied to each Text Cell to be presented following the issuance of this command. The OTC command causes an individual Text Cell to be established. That is, the area associated with the Text Cell is opened, the presentation parameters for the cell are set, and the text information which follows this current Open Text Cell, but precedes a subsequent Open Text Cell, is processed into this area. Text Cells can have presentation attributes which are independent of the attributes of the text presented therein, and which govern presentation characteristics not usually associated with text presentation. Additionally, multiple text cells can be specified on a presentation page, and the relationship of individual Text Cells to other Text Cells on the presentation page can be described.

Inventors

  • 👤 Robert August Pascoe

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-09 22:47
CPC Classifications
G; G06; G06T; G06T11/00; G06T11/60; G06F; G06F40/00; G06F40/10; G06F40/103; G06F40/166; G06F40/177; G06F40/18

Claims Analysis

Total Claims: 10
Claim 1
Independent Claim 91 words
A method of formatting text in a data processing system comprising the steps of: detecting a plurality of data items in a data stream, said data items including control command codes or text character codes or both; detecting an open text cell data stream command to open a text cell, said text cell having boundary and presentation attribute information associated therewith; opening said text cell in response to said open text cell command; presenting said text cell in accordance with said presentation attribute information; and formatting text within said text cell.
Claim 2
Independent Claim 91 words
A method of formatting text in a data processing system comprising the steps of: detecting a plurality of data items in a data stream, said data items including control command codes or text character codes or both; detecting an open text cell data stream command to open a text cell, said text cell having boundary and presentation attribute information associated therewith; opening said text cell in response to said open text cell command; presenting said text cell in accordance with said presentation attribute information; and formatting text within said text cell.
Claim 3
Dependent Claim 41 words
A method as claimed in Claim 1 further comprising the step of: detecting a define text cell command, said define text cell command including default attribute information applicable to subsequent text cells opened in response to subsequent open text cell commands.
Claim 4
Dependent Claim 74 words
A method as claimed in Claim 2, further comprising the steps of: determining whether the open text cell command includes information specifying one or more presentation attributes of the text cell; and if so, selecting, according to a predetermined choice, whether to present the text cell using the one or more presentation attributes specified in the open text cell command or using the default presentation attributes specified in a previous define text cell command.
Claim 5
Independent Claim 25 words
A method as claimed in any preceding claim, further comprising the step of: concatenating more than one text cell into a chain of text cells.
Claim 6
Dependent Claim 47 words
A method as claimed in Claim 4 further comprising the steps of: concatenating more than one chain of text cells into a group of text cells; and aligning the top of an N+1 chain of text cells with the bottom of an Nth chain of text cells.
Claim 7
Independent Claim 37 words
A method as claimed in any of Claims 2 to 5, further comprising the step of: establishing a minimum height of said text cell responsive to a minimum height attribute included with said define text cell command.
Claim 8
Dependent Claim 51 words
A method as claimed in Claim 6 further comprising the step of: extending the height of said text cell responsive to both a variable height attribute associated with said text cell and a content to be presented within said text cell which exceeds a default minimum height of said text cell.
Claim 9
Dependent Claim 62 words
A method as claimed in Claim 6 or Claim 7, further comprising the step of: establishing the height of said text cell responsive to both a variable height attribute associated with said text cell and a greater than minimum height associated with another text cell in a chain of text cells which includes both said text cell and said another text cell.
Claim 10
Dependent Claim 16 words
A data processing system comprising means for performing a method as claimed in any preceding claim.

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