feat: add support for various axis title properties

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

@@ -197,6 +197,13 @@
 var setTitleOpacity = require( './title-opacity/set.js' );
 var getTitlePadding = require( './title-padding/get.js' );
 var setTitlePadding = require( './title-padding/set.js' );
+var getTitleX = require( './title-x/get.js' );
+var setTitleX = require( './title-x/set.js' );
+var getTitleY = require( './title-y/get.js' );
+var setTitleY = require( './title-y/set.js' );
+
+var getTranslate = require( './translate/get.js' );
+var setTranslate = require( './translate/set.js' );
 
 var getZIndex = require( './zindex/get.js' );
 var setZIndex = require( './zindex/set.js' );
@@ -345,7 +352,7 @@
 		} catch ( err ) {
 			debug( 'Encountered an error. Error: %s', err.message );
 
 			// FIXME: retain thrown error type
 			throw new Error( transformErrorMessage( err.message ) );
 		}
 	}
@@ -1800,6 +1807,63 @@
 */
 setReadWriteAccessor( Axis.prototype, 'titlePadding', getTitlePadding, setTitlePadding );
 
+/**
+* Custom `x` position of the axis title relative to the axis group.
+*
+* @name titleX
+* @memberof Axis.prototype
+* @type {(void|number)}
+*
+* @example
+* var axis = new Axis({
+*     'scale': 'xScale',
+*     'orient': 'bottom',
+*     'titleX': 5
+* });
+*
+* var v = axis.titleX;
+* // returns 5
+*/
+setReadWriteAccessor( Axis.prototype, 'titleX', getTitleX, setTitleX );
+
+/**
+* Custom `y` position of the axis title relative to the axis group.
+*
+* @name titleY
+* @memberof Axis.prototype
+* @type {(void|number)}
+*
+* @example
+* var axis = new Axis({
+*     'scale': 'xScale',
+*     'orient': 'bottom',
+*     'titleY': 5
+* });
+*
+* var v = axis.titleY;
+* // returns 5
+*/
+setReadWriteAccessor( Axis.prototype, 'titleY', getTitleY, setTitleY );
+
+/**
+* Coordinate space translation offset for axis layout.
+*
+* @name translate
+* @memberof Axis.prototype
+* @type {number}
+*
+* @example
+* var axis = new Axis({
+*     'scale': 'xScale',
+*     'orient': 'bottom',
+*     'translate': 1
+* });
+*
+* var v = axis.translate;
+* // returns 1
+*/
+setReadWriteAccessor( Axis.prototype, 'translate', getTranslate, setTranslate );
+
 /**
 * Integer z-index indicating the layering of the title group relative to other axis, mark, and legend groups.
 *

lib/node_modules/@stdlib/plot/vega/axis/ctor/lib/title-x/get.js

@@ -0,0 +1,43 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2025 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 prop = require( './properties.js' );
+
+
+// MAIN //
+
+/**
+* Returns the custom `x` position of the axis title relative to the axis group.
+*
+* @private
+* @returns {(void|number)} position
+*/
+function get() {
+	return this[ prop.private ];
+}
+
+
+// EXPORTS //
+
+module.exports = get;

lib/node_modules/@stdlib/plot/vega/axis/ctor/lib/title-x/properties.js

@@ -0,0 +1,33 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2025 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( 'titleX' );
+
+
+// EXPORTS //
+
+module.exports = obj;

lib/node_modules/@stdlib/plot/vega/axis/ctor/lib/title-x/set.js

@@ -0,0 +1,67 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2025 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:axis:set:'+prop.name );
+
+
+// MAIN //
+
+/**
+* Sets the custom `x` position of the axis title relative to the axis group.
+*
+* ## Notes
+*
+* -   Providing `undefined` "unsets" the configured value.
+* -   Setting the position overrides the standard layout.
+*
+* @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.', this[ prop.private ], value );
+		this[ prop.private ] = value;
+		this.emit( 'change', changeEvent( prop.name ) );
+	}
+}
+
+
+// EXPORTS //
+
+module.exports = set;

lib/node_modules/@stdlib/plot/vega/axis/ctor/lib/title-y/get.js

@@ -0,0 +1,43 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2025 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 prop = require( './properties.js' );
+
+
+// MAIN //
+
+/**
+* Returns the custom `y` position of the axis title relative to the axis group.
+*
+* @private
+* @returns {(void|number)} position
+*/
+function get() {
+	return this[ prop.private ];
+}
+
+
+// EXPORTS //
+
+module.exports = get;

lib/node_modules/@stdlib/plot/vega/axis/ctor/lib/title-y/properties.js

@@ -0,0 +1,33 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2025 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( 'titleY' );
+
+
+// EXPORTS //
+
+module.exports = obj;

lib/node_modules/@stdlib/plot/vega/axis/ctor/lib/title-y/set.js

@@ -0,0 +1,67 @@
+/**
+* @license Apache-2.0
+*
+* Copyright (c) 2025 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:axis:set:'+prop.name );
+
+
+// MAIN //
+
+/**
+* Sets the custom `y` position of the axis title relative to the axis group.
+*
+* ## Notes
+*
+* -   Providing `undefined` "unsets" the configured value.
+* -   Setting the position overrides the standard layout.
+*
+* @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.', this[ prop.private ], value );
+		this[ prop.private ] = value;
+		this.emit( 'change', changeEvent( prop.name ) );
+	}
+}
+
+
+// EXPORTS //
+
+module.exports = set;