new Catalog(options)
Represents a catalog with configurable options for display and interaction.
Parameters:
| Name | Type | Description |
|---|---|---|
options |
CatalogOptions | Configuration options for the catalog. |
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Example
const catalogOptions = {
url: "https://example.com/catalog",
name: "My Catalog",
color: "#ff0000",
sourceSize: 10,
markerSize: 15,
shape: "circle",
limit: 1000,
onClick: (source) => {
// handle sources
},
readOnly: true,
raField: "ra",
decField: "dec",
filter: (source) => source.mag < 15,
selectionColor: "#00ff00",
hoverColor: "#ff00ff",
displayLabel: true,
labelColor: "#00ff00",
labelFont: "12px Arial"
};
const myCatalog = new Catalog(catalogOptions);Members
removeAll
Clear all the sources from the catalog
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Methods
addSources(sources)
Add sources to the catalog
Parameters:
| Name | Type | Description |
|---|---|---|
sources |
Array.<Source> | An array of sources or only one source to add |
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addSourcesAsArray(columnNames, array)
Create sources from a 2d array and add them to the catalog
Parameters:
| Name | Type | Description |
|---|---|---|
columnNames |
Array.<String> | array with names of the columns |
array |
Array.<Array.<String>> | Array.<Array.<number>> | 2D-array, each item being a 1d-array with the same number of items as columnNames |
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deselectAll()
Unselect all the source of the catalog
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getSource(idx) → {Source}
Get one source by its index in the catalog
Parameters:
| Name | Type | Description |
|---|---|---|
idx |
number | the index of the source in the catalog sources |
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Returns:
- the source at the index
- Type
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getSourceSize() → {number}
Get the size of the catalog sources
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Returns:
- the size of the sources
- Type
- number
getSources() → {Array.<Source>}
Get all the sources
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Returns:
- an array of all the sources in the catalog object
- Type
- Array.<Source>
hide()
Hide the catalog
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remove(source)
Remove a specific source from the catalog
Parameters:
| Name | Type | Description |
|---|---|---|
source |
Source | the source to remove |
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selectAll()
Select all the source catalog
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setColor(color)
Set the color of the catalog
Parameters:
| Name | Type | Description |
|---|---|---|
color |
String | the new color |
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setHoverColor(color)
Set the color of hovered sources
Parameters:
| Name | Type | Description |
|---|---|---|
color |
String | the new color |
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setSelectionColor(color)
Set the color of selected sources
Parameters:
| Name | Type | Description |
|---|---|---|
color |
String | the new color |
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setShape(shapeopt)
Set the color of the catalog
Parameters:
| Name | Type | Attributes | Default | Description |
|---|---|---|---|---|
shape |
string | function | HTMLImageCanvas | HTMLImageElement |
<optional> |
"square" | the type of the shape. Can be square, rhomb, plus, cross, triangle, circle. A callback function can also be called that return an HTMLImageElement in function of the source object. A canvas or an image can also be given. |
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setSourceSize(sourceSize)
Set the size of the catalog sources
Parameters:
| Name | Type | Description |
|---|---|---|
sourceSize |
number | the new size |
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show()
Show the catalog
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updateShape(optionsopt)
Set the shape of the sources
Parameters:
| Name | Type | Attributes | Description | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
options |
Object |
<optional> |
shape options
Properties
|
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