Interactive Compass Control for 2D to 3D Map Mode Transition
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Solution Overview
Problem
Mapping applications often have limited and inconvenient user interfaces, restricting user navigation tools and operations, particularly in terms of zooming and map presentation modes.
Innovation Solution
The development of a mapping application featuring a dynamic scale for zoom operations and an interactive compass control, allowing users to perform various zoom levels, navigate between 2D and 3D modes, and maintain focus on specific locations, using touch-sensitive screens or other input devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional mapping application interfaces are used, then the application structure remains simple, but user navigation capabilities are limited and operations are inconvenient
Solution Approach 1:
The patent combines multiple navigation functions (zoom control, orientation indication, mode switching) into a single integrated compass control element. This merging of functions allows users to access diverse navigation operations through one unified interface, significantly improving ease of operation without proportionally increasing interface complexity
Solution Approach 2:
The compass control is designed as a multi-functional element that can perform zooming, orientation display, and 2D/3D mode transitions. This universal design enables a single control mechanism to handle multiple navigation tasks, enhancing user capability while maintaining interface simplicity
2Adaptability or versatility
If multiple zoom control mechanisms are provided, then zoom operation versatility improves, but interface complexity increases
Solution Approach 1:
The compass control serves as a universal zoom mechanism that can initiate zoom operations in multiple directions and modes. By making the compass multi-functional (orientation + zoom + mode switching), the patent achieves zoom versatility without adding separate dedicated zoom controls, thus avoiding interface complexity proliferation
Solution Approach 2:
The zoom functionality is dynamically integrated into the compass control, allowing the same element to adapt its function based on user interaction context. This dynamic design enables versatile zoom operations while maintaining a consistent, simple interface structure
3Ease of operation
If an interactive compass control is added to provide multiple operations, then user interaction capability improves, but the control interface becomes more complex
Solution Approach 1:
The patent merges orientation indication and multiple control operations (zoom, mode switching) into a single compass control element. This consolidation improves interaction capability by providing rich functionality while actually reducing interface complexity compared to having separate controls for each function
Solution Approach 2:
The compass control is designed as a universal interface element that handles multiple navigation tasks. This multi-functionality approach enhances ease of operation without increasing overall interface complexity, as one element replaces what would otherwise require multiple separate controls
Data Source
AI summary
Some embodiments provide a mapping application that includes a novel compass control that can be used to navigate a presentation of a map. The mapping application displays one of a two-dimensional (2D) presentation of the map and a three-dimensional (3D) presentation of the map at a given time. The compass control may be used to rotate a view of the map based on a first type of input to the compass control and transition between the 2D presentation and the 3D presentation based on a second type of input to the compass control. In addition to causing the application to perform the various operations, the compass control in some embodiments serves as (1) an indicator as to whether the mapping application is currently in a 2D mode or a 3D mode and (2) an indicator that continuously points to north.