The D4D_GAUGE object is prepared to be used as a visualization object of any numerical value that provides many basic features:
- Variable position, size, hub position, pointer length, and text position
- Title text that can be run-time changed
- Underline, strike through and transparent text option
- Disable/enable capability
- Background bitmap that allows making various gauges
- Touch screen support to focus
- Variable colors of text, hub, pointer, and background
- Different values for angle range setting and input control value range (angle is unsigned variable, value is signed variable)
- Direction of rotation control
- OnValueChange callback function to simplify user application
- pOnUsrMsg pointer to the on-user message callback function
GAUGE location and description
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GAUGE angle representation by an 8-bit unsigned variable
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GAUGE limits
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GAUGE example
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