canvas

Canvas is a Flutter package that provides an editor toolkit like Canva.

Features

• Dragging and resizing widgets
• Rotating widgets
• Flipping widgets
• Grouping widgets

Note

Canvas is still in development, some features is still missing:

• Snapping objects
• Layouting (like AutoLayout in Figma)
• Undo/Redo

Item Constraint Types

• FixedConstraints
  • Param:
    • Offset
    • Rotation
    • Scale
    • Size
• AnchoredConstraints
  • Param:
    • Offset
    • Rotation
    • Scale
    • Size
    • Horizontal Constraint (left, right, center, scale, leftAndRight, aligned(double alignment))
    • Vertical Constraint (top, bottom, center, scale, leftAndRight, aligned(double alignment))
• FlexibleConstraints
  • Param:
    • Width Constraint (fill, fixed(min, max), hug)
      • Fill requires the parent layout to be FlexLayout
      • Hug requires the item layout to be FlexLayout
    • Height Constraint (fill, fixed(min, max), hug)
      • Fill requires the parent layout to be FlexLayout
      • Hug requires the item layout to be FlexLayout

Layout Types

• FixedLayout
• FlexLayout
  • Param:
    • Alignment
    • Direction (horizontal, vertical)
    • Gap
    • Padding
• WrapLayout
  • Param:
    • Alignment
    • Direction (horizontal, vertical)
    • Main Axis Gap
    • Cross Axis Gap
    • Padding