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Classes
Members
(static) interactionEventNames
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List of interaction event names.
Methods
(static) canCreateCanvas(width, height) → {boolean}
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Test if a canvas with the input size can be created.
Parameters:
| Name | Type | Description |
|---|---|---|
width |
number | The canvas width. |
height |
number | The canvas height. |
Returns:
True is the canvas can be created.
- Type
- boolean
(static) getElement(containerDivId, name) → {object}
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- Deprecated:
- Yes
Get a HTML element associated to a container div.
Parameters:
| Name | Type | Description |
|---|---|---|
containerDivId |
number | The id of the container div. |
name |
string | The name or id to find. |
Returns:
The found element or null.
- Type
- object
(static) getEventOffset(event) → {Array}
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Get the offset of an input event.
Parameters:
| Name | Type | Description |
|---|---|---|
event |
object | The event to get the offset from. |
Returns:
The array of offsets.
- Type
- Array
(static) getLayerDetailsFromEvent(event) → {object}
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Get the layer details from a mouse event.
Parameters:
| Name | Type | Description |
|---|---|---|
event |
object | The event to get the layer div id from. Expecting
an event origininating from a canvas inside a layer HTML div
with the 'layer' class and id generated with |
Returns:
The layer details as {groupId, layerId}.
- Type
- object
(static) getLayerDetailsFromLayerDivId(idString) → {object}
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Get the layer details from a div id.
Parameters:
| Name | Type | Description |
|---|---|---|
idString |
string | The layer group id. |
Returns:
The layer details as {groupId, layerId}.
- Type
- object
(static) getLayerGroupDivId(groupId, layerId) → {string}
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Get the layer group div id.
Parameters:
| Name | Type | Description |
|---|---|---|
groupId |
number | The layer group id. |
layerId |
number | The lyaer id. |
Returns:
A string id.
- Type
- string
(static) getTouchesPositions(touches) → {Array}
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Get the positions (without the parent offset) of a list of touch events.
Parameters:
| Name | Type | Description |
|---|---|---|
touches |
Array | The list of touch events. |
Returns:
The list of positions of the touch events.
- Type
- Array
(static) getViewOrientation(imageGeometry, targetOrientation) → {dwv.math.Matrix33}
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Get a view orientation according to an image geometry (with its orientation) and target orientation.
Parameters:
| Name | Type | Description |
|---|---|---|
imageGeometry |
dwv.image.Geometry | The image geometry. |
targetOrientation |
dwv.math.Matrix33 | The target orientation. |
Returns:
The view orientation.
- Type
- dwv.math.Matrix33
(static) OffsetBinder()
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Offset binder.
(static) OpacityBinder()
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Opacity binder. Only propagates to view layers of the same data.
(static) PositionBinder()
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Position binder.
(static) prompt(message, value) → {string}
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Prompt the user for some text. Uses window.prompt.
Parameters:
| Name | Type | Description |
|---|---|---|
message |
string | The message in front of the input field. |
value |
string | The input default value. |
Returns:
The new value.
- Type
- string
(static) WindowLevelBinder()
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Window/level binder.
(static) ZoomBinder()
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Zoom binder.