This is a collection of Objects handling user interactions with a canvas:
- Pan - move the whole canvas horizontally and vertically
- Select
- select on click
- select multiple with Ctrl key pressed
- Rectangular selection - group selection by drawing a rectangle
- Lasso selection - group selection by drawing a free form
- Drag - drag selected items relative to the canvas with pointer
- Zoom - resize canvas and items in it proportionally
It's dual-licensed under both GPLv3 and a commercial license for proprietary projects.
- randomize initial position of nodes
- fix offset for dragged element when clicking on child of node for each the event is set
- Zoom
- Rectangular selection
- Lasso selection