Shape Filling with Repeated Graphic Elements via Medial Axis

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Solution Overview

Problem

Current software programs, such as word processors and graphics packages, cannot fill shapes like letterforms with graphic elements or symbols, limiting user creativity in representing shapes.

Innovation Solution

A method and apparatus for defining a shape using repeated graphic elements positioned with respect to a medial axis or internal axes, allowing users to create and edit shapes by placing graphic elements within specific boundaries and parameters, enabling the representation of shapes using graphic elements that can fill and define the shape.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If traditional word processors or graphics packages are used, then basic text processing or graphic image creation is possible, but shapes cannot be filled with graphic elements or symbols

Engineering Contradiction:
Improveability to fill shapes with graphic elementsVSAvoidsoftware functionality complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines text processing capabilities with graphic element filling capabilities into a unified shape filling system. The shape filler allows users to fill shapes with graphic elements, symbols, or text characters, merging functions that were previously separate in word processors and graphics packages.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The shape filler is designed to work with multiple types of content (graphic elements, symbols, text characters) and can be applied to various shape types. It provides universal functionality across different document and graphic contexts, allowing the same tool to serve multiple purposes.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Extent of automation

If shapes are filled with repeated graphic elements positioned with respect to a medial axis, then automatic and precise filling is achieved, but the system must calculate and position elements relative to the medial axis

Engineering Contradiction:
Improveautomatic filling of shapesVSAvoidcalculation and positioning system
Core Design Contradiction:
Extent of automationVSDevice complexity

Solution Approach 1:

The system performs preliminary calculation of the medial axis and element positions before actually rendering the filled shape. By pre-calculating the medial axis and determining optimal positions for graphic elements along it, the system automates the filling process while maintaining precision.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The shape filler automatically calculates the medial axis and positions graphic elements without requiring manual user input for each position. The system serves itself by computing the necessary geometric information and arranging elements autonomously based on the defined parameters.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If graphic elements are positioned with respect to internal axes offset from borders, then flexible shape definition is achieved, but the system must determine and manage internal axis positions

Engineering Contradiction:
Improveflexibility in shape definitionVSAvoidinternal axis management
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the shape definition process by introducing internal axes that are separate from the shape borders. These internal axes serve as independent reference lines for positioning graphic elements, allowing the shape to be divided into regions defined by the internal axes rather than just the outer boundary.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system adds an internal dimensional layer by introducing internal axes that exist within the shape rather than just using the boundary dimension. This creates a new reference framework inside the shape where graphic elements can be positioned relative to these internal axes, providing additional positioning freedom.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS7495670B1Shapes comprising repeated graphic elements
Publication Date: 2009.02.24 ADOBE INC
  • US7495670B1 patent drawing
  • US7495670B1 patent drawing
  • US7495670B1 patent drawing

AI summary

Briefly, in accordance with one embodiment of the invention, a shape may comprise one or more repeated graphic elements.