QPlotMarker 1.1.0 (20.06.2025)

QPlotMarker v1.1.0 - Graph Marker Library for Qt

🚀 New Features

For QPlotMarkerDistance

• Added alignment configuration:
  • Qt::AlignmentFlag support
  • Numeric adjustment in [0.0; 1.0] range
• Implemented inverted markers:
  • Horizontal inversion
  • Vertical inversion
  • isInverted() method for state checking

🔧 Improvements

Interaction

• New signals:
  • pressed()
  • released()
  • doubleClicked()
• Smoother rendering

Core Functionality

• Automatic positioning when added to scene
• Responsiveness to changes:
  • Axis ranges
  • plotArea parameters
• Optimized algorithms:
  • Nearest point search
  • Distance calculations
  • Previous coordinates caching
• Improved intersection points positioning:
  • Coordinates of intersection points no longer overlap with marker coordinates
  • Better visual separation for readability

🐛 Bug Fixes

Major Fixes

• Proper size updates during group movement
• Correct intersection point removal when deleting markers
• Fixed coordinate display within QChart boundaries
• Eliminated "jumping" during movement

Graphical Fixes

• Correct intersection point placement
• Display only within chart area
• Proper handling of ignored data series

📚 Usage Examples

1. Marker movement through points
2. Coordinate display toggle (V key)
3. Synchronized group movement
4. Distance measurement between markers
5. Working with inverted markers

📖 Documentation

• Added example screenshots
• Optimized logo display
• Examples organized in tables

🧪 Testing

Added test case for verifying:

• Marker movement accuracy
• Behavior during chart modifications
• Non-overlapping of intersection points with marker coordinates

🙏 Acknowledgments

Special thanks to ** ShonZelno ** for:

• Active library testing
• Valuable improvement suggestions
• Help with bug identification

Thank you to all community contributors!

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🔗 Links:
Documentation | Examples | Source Code

We recommend updating to this new version! 🎉