HandSignature class
Wraps HandSignaturePaint to paint signature. And RawGestureDetector to send input to HandSignatureControl.
- Inheritance
-
- Object
- DiagnosticableTree
- Widget
- StatelessWidget
- HandSignature
Constructors
-
HandSignature({Key? key, required HandSignatureControl control, Color color = Colors.black, double width = 1.0, double maxWidth = 10.0, SignatureDrawType type = SignatureDrawType.shape, VoidCallback? onPointerDown, VoidCallback? onPointerUp, Set<
PointerDeviceKind> ? supportedDevices}) -
Draws Path based on input and stores data in
control.
Properties
- color → Color
-
Colors of path.
final
- control → HandSignatureControl
-
Controls path creation.
final
- hashCode → int
-
The hash code for this object.
no setterinherited
- key → Key?
-
Controls how one widget replaces another widget in the tree.
finalinherited
- maxWidth → double
-
Maximal size of path.
final
- onPointerDown → VoidCallback?
-
Callback when path drawing starts.
final
- onPointerUp → VoidCallback?
-
Callback when path drawing ends.
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
-
supportedDevices
→ Set<
PointerDeviceKind> ? -
The set of pointer device types to recognize, e.g., touch, stylus.
Example:
final
- type → SignatureDrawType
-
Path type.
final
- width → double
-
Minimal size of path.
final
Methods
-
build(
BuildContext context) → Widget -
Describes the part of the user interface represented by this widget.
override
-
createElement(
) → StatelessElement -
Creates a StatelessElement to manage this widget's location in the tree.
inherited
-
debugDescribeChildren(
) → List< DiagnosticsNode> -
Returns a list of DiagnosticsNode objects describing this node's
children.
inherited
-
debugFillProperties(
DiagnosticPropertiesBuilder properties) → void -
Add additional properties associated with the node.
inherited
-
noSuchMethod(
Invocation invocation) → dynamic -
Invoked when a nonexistent method or property is accessed.
inherited
-
toDiagnosticsNode(
{String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode -
Returns a debug representation of the object that is used by debugging
tools and by DiagnosticsNode.toStringDeep.
inherited
-
toString(
{DiagnosticLevel minLevel = DiagnosticLevel.info}) → String -
A string representation of this object.
inherited
-
toStringDeep(
{String prefixLineOne = '', String? prefixOtherLines, DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a string representation of this node and its descendants.
inherited
-
toStringShallow(
{String joiner = ', ', DiagnosticLevel minLevel = DiagnosticLevel.debug}) → String -
Returns a one-line detailed description of the object.
inherited
-
toStringShort(
) → String -
A short, textual description of this widget.
inherited
Operators
-
operator ==(
Object other) → bool -
The equality operator.
inherited