feat: add remaning properties to plot/vega/value/ctor

lib/node_modules/@stdlib/plot/vega/value/ctor/lib/band/get.js

@@ -0,0 +1,43 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2026 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+/* eslint-disable no-invalid-this */
+
+'use strict';
+
+// VARIABLES //
+
+var prop = require( './properties.js' );
+
+
+// MAIN //
+
+/**
+* Returns a multiplication factor for the band width of a scale.
+*
+* @private
+* @returns {(number|void)} multiplication factor
+*/
+function get() {
+	return this[ prop.private ];
+}
+
+
+// EXPORTS //
+
+module.exports = get;

lib/node_modules/@stdlib/plot/vega/value/ctor/lib/band/properties.js

@@ -0,0 +1,33 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2026 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var property2object = require( '@stdlib/plot/vega/base/property2object' );
+
+
+// MAIN //
+
+var obj = property2object( 'band' );
+
+
+// EXPORTS //
+
+module.exports = obj;

lib/node_modules/@stdlib/plot/vega/value/ctor/lib/band/set.js

@@ -0,0 +1,66 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2026 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+/* eslint-disable no-invalid-this */
+
+'use strict';
+
+// MODULES //
+
+var logger = require( 'debug' );
+var isNumber = require( '@stdlib/assert/is-number' ).isPrimitive;
+var isUndefined = require( '@stdlib/assert/is-undefined' );
+var format = require( '@stdlib/string/format' );
+var changeEvent = require( './../change_event.js' );
+var prop = require( './properties.js' );
+
+
+// VARIABLES //
+
+var debug = logger( 'vega:value:set:'+prop.name );
+
+
+// MAIN //
+
+/**
+* Sets a multiplication factor for the band width of a scale.
+*
+* ## Notes
+*
+* -   Providing `undefined` "unsets" the configured value.
+*
+* @private
+* @param {(number|void)} value - input value
+* @throws {TypeError} must be a number
+* @returns {void}
+*/
+function set( value ) {
+	if ( !isNumber( value ) && !isUndefined( value ) ) {
+		throw new TypeError( format( 'invalid assignment. `%s` must be a number. Value: `%s`.', prop.name, value ) );
+	}
+	if ( value !== this[ prop.private ] ) {
+		debug( 'Current value: %s. New value: %s.', JSON.stringify( this[ prop.private ] ), JSON.stringify( value ) );
+		this[ prop.private ] = value;
+		this.emit( 'change', changeEvent( prop.name ) );
+	}
+}
+
+
+// EXPORTS //
+
+module.exports = set;

lib/node_modules/@stdlib/plot/vega/value/ctor/lib/main.js

@@ -36,6 +36,9 @@
 var properties = require( './properties.json' );
 
 // Note: keep the following in alphabetical order according to the `require` path...
+var getBand = require( './band/get.js' );
+var setBand = require( './band/set.js' );
+
 var getColor = require( './color/get.js' );
 var setColor = require( './color/set.js' );
 
@@ -45,8 +48,17 @@
 var getField = require( './field/get.js' );
 var setField = require( './field/set.js' );
 
+var getMult = require( './mult/get.js' );
+var setMult = require( './mult/set.js' );
+
+var getOffset = require( './offset/get.js' );
+var setOffset = require( './offset/set.js' );
+
 var getProperties = require( './properties/get.js' );
 
+var getRound = require( './round/get.js' );
+var setRound = require( './round/set.js' );
+
 var getScale = require( './scale/get.js' );
 var setScale = require( './scale/set.js' );
 var getSignal = require( './signal/get.js' );
@@ -68,7 +80,7 @@
 *
 * @constructor
 * @param {Options} [options] - constructor options
-* @param {number} [options.band] - band width of a scale multiplication factor
+* @param {number} [options.band] - multiplication factor for the band width of a scale
 * @param {Object} [options.color] - color value specifying per-channel references
 * @param {(number|Value)} [options.exponent] - scale exponent modifier
 * @param {(string|FieldDescriptor)} [options.field] - data field name or descriptor
@@ -121,7 +133,7 @@
 			} catch ( err ) {
 				debug( 'Encountered an error. Error: %s', err.message );
 
 				// FIXME: retain thrown error type
 				throw new Error( transformErrorMessage( err.message ) );
 			}
 		}
@@ -175,6 +187,24 @@
 	);
 });
 
+/**
+* Multiplication factor for the band width of a scale.
+*
+* @name band
+* @memberof Value.prototype
+* @type {(number|void)}
+* @default undefined
+*
+* @example
+* var value = new Value({
+*     'band': 0.5
+* });
+*
+* var v = value.band;
+* // returns 0.5
+*/
+setReadWriteAccessor( Value.prototype, 'band', getBand, setBand );
+
 /**
 * Color value specifying per-channel references.
 *
@@ -229,6 +259,42 @@
 */
 setReadWriteAccessor( Value.prototype, 'field', getField, setField );
 
+/**
+* Scale multiplier modifier.
+*
+* @name mult
+* @memberof Value.prototype
+* @type {(number|Value|void)}
+* @default undefined
+*
+* @example
+* var value = new Value({
+*     'mult': 2
+* });
+*
+* var v = value.mult;
+* // returns 2
+*/
+setReadWriteAccessor( Value.prototype, 'mult', getMult, setMult );
+
+/**
+* Scale additive offset.
+*
+* @name offset
+* @memberof Value.prototype
+* @type {(number|Value|void)}
+* @default undefined
+*
+* @example
+* var value = new Value({
+*     'offset': 5
+* });
+*
+* var v = value.offset;
+* // returns 5
+*/
+setReadWriteAccessor( Value.prototype, 'offset', getOffset, setOffset );
+
 /**
 * Value properties.
 *
@@ -244,6 +310,24 @@
 */
 setNonEnumerableReadOnlyAccessor( Value.prototype, 'properties', getProperties );
 
+/**
+* Boolean indicating whether to round a value after scale transformations.
+*
+* @name round
+* @memberof Value.prototype
+* @type {(boolean|void)}
+* @default undefined
+*
+* @example
+* var value = new Value({
+*     'round': true
+* });
+*
+* var v = value.round;
+* // returns true
+*/
+setReadWriteAccessor( Value.prototype, 'round', getRound, setRound );
+
 /**
 * Name of a scale transform to apply or a field descriptor.
 *

lib/node_modules/@stdlib/plot/vega/value/ctor/lib/mult/get.js

@@ -0,0 +1,43 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2026 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+/* eslint-disable no-invalid-this */
+
+'use strict';
+
+// VARIABLES //
+
+var prop = require( './properties.js' );
+
+
+// MAIN //
+
+/**
+* Returns a scale multiplier modifier.
+*
+* @private
+* @returns {(number|Value|void)} scale multiplier modifier
+*/
+function get() {
+	return this[ prop.private ];
+}
+
+
+// EXPORTS //
+
+module.exports = get;

lib/node_modules/@stdlib/plot/vega/value/ctor/lib/mult/properties.js

@@ -0,0 +1,33 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2026 The Stdlib Authors.
+*
+* Licensed under the Apache License, Version 2.0 (the "License");
+* you may not use this file except in compliance with the License.
+* You may obtain a copy of the License at
+*
+*    http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+'use strict';
+
+// MODULES //
+
+var property2object = require( '@stdlib/plot/vega/base/property2object' );
+
+
+// MAIN //
+
+var obj = property2object( 'mult' );
+
+
+// EXPORTS //
+
+module.exports = obj;