openlayers
Version:
Build tools and sources for developing OpenLayers based mapping applications
338 lines (275 loc) • 5.87 kB
JavaScript
goog.provide('ol.style.Text');
goog.require('ol.style.Fill');
/**
* @classdesc
* Set text style for vector features.
*
* @constructor
* @param {olx.style.TextOptions=} opt_options Options.
* @api
*/
ol.style.Text = function(opt_options) {
var options = opt_options || {};
/**
* @private
* @type {string|undefined}
*/
this.font_ = options.font;
/**
* @private
* @type {number|undefined}
*/
this.rotation_ = options.rotation;
/**
* @private
* @type {boolean|undefined}
*/
this.rotateWithView_ = options.rotateWithView;
/**
* @private
* @type {number|undefined}
*/
this.scale_ = options.scale;
/**
* @private
* @type {string|undefined}
*/
this.text_ = options.text;
/**
* @private
* @type {string|undefined}
*/
this.textAlign_ = options.textAlign;
/**
* @private
* @type {string|undefined}
*/
this.textBaseline_ = options.textBaseline;
/**
* @private
* @type {ol.style.Fill}
*/
this.fill_ = options.fill !== undefined ? options.fill :
new ol.style.Fill({color: ol.style.Text.DEFAULT_FILL_COLOR_});
/**
* @private
* @type {ol.style.Stroke}
*/
this.stroke_ = options.stroke !== undefined ? options.stroke : null;
/**
* @private
* @type {number}
*/
this.offsetX_ = options.offsetX !== undefined ? options.offsetX : 0;
/**
* @private
* @type {number}
*/
this.offsetY_ = options.offsetY !== undefined ? options.offsetY : 0;
};
/**
* The default fill color to use if no fill was set at construction time; a
* blackish `#333`.
*
* @const {string}
* @private
*/
ol.style.Text.DEFAULT_FILL_COLOR_ = '#333';
/**
* Clones the style.
* @return {ol.style.Text} The cloned style.
* @api
*/
ol.style.Text.prototype.clone = function() {
return new ol.style.Text({
font: this.getFont(),
rotation: this.getRotation(),
rotateWithView: this.getRotateWithView(),
scale: this.getScale(),
text: this.getText(),
textAlign: this.getTextAlign(),
textBaseline: this.getTextBaseline(),
fill: this.getFill() ? this.getFill().clone() : undefined,
stroke: this.getStroke() ? this.getStroke().clone() : undefined,
offsetX: this.getOffsetX(),
offsetY: this.getOffsetY()
});
};
/**
* Get the font name.
* @return {string|undefined} Font.
* @api
*/
ol.style.Text.prototype.getFont = function() {
return this.font_;
};
/**
* Get the x-offset for the text.
* @return {number} Horizontal text offset.
* @api
*/
ol.style.Text.prototype.getOffsetX = function() {
return this.offsetX_;
};
/**
* Get the y-offset for the text.
* @return {number} Vertical text offset.
* @api
*/
ol.style.Text.prototype.getOffsetY = function() {
return this.offsetY_;
};
/**
* Get the fill style for the text.
* @return {ol.style.Fill} Fill style.
* @api
*/
ol.style.Text.prototype.getFill = function() {
return this.fill_;
};
/**
* Determine whether the text rotates with the map.
* @return {boolean|undefined} Rotate with map.
* @api
*/
ol.style.Text.prototype.getRotateWithView = function() {
return this.rotateWithView_;
};
/**
* Get the text rotation.
* @return {number|undefined} Rotation.
* @api
*/
ol.style.Text.prototype.getRotation = function() {
return this.rotation_;
};
/**
* Get the text scale.
* @return {number|undefined} Scale.
* @api
*/
ol.style.Text.prototype.getScale = function() {
return this.scale_;
};
/**
* Get the stroke style for the text.
* @return {ol.style.Stroke} Stroke style.
* @api
*/
ol.style.Text.prototype.getStroke = function() {
return this.stroke_;
};
/**
* Get the text to be rendered.
* @return {string|undefined} Text.
* @api
*/
ol.style.Text.prototype.getText = function() {
return this.text_;
};
/**
* Get the text alignment.
* @return {string|undefined} Text align.
* @api
*/
ol.style.Text.prototype.getTextAlign = function() {
return this.textAlign_;
};
/**
* Get the text baseline.
* @return {string|undefined} Text baseline.
* @api
*/
ol.style.Text.prototype.getTextBaseline = function() {
return this.textBaseline_;
};
/**
* Set the font.
*
* @param {string|undefined} font Font.
* @api
*/
ol.style.Text.prototype.setFont = function(font) {
this.font_ = font;
};
/**
* Set the x offset.
*
* @param {number} offsetX Horizontal text offset.
* @api
*/
ol.style.Text.prototype.setOffsetX = function(offsetX) {
this.offsetX_ = offsetX;
};
/**
* Set the y offset.
*
* @param {number} offsetY Vertical text offset.
* @api
*/
ol.style.Text.prototype.setOffsetY = function(offsetY) {
this.offsetY_ = offsetY;
};
/**
* Set the fill.
*
* @param {ol.style.Fill} fill Fill style.
* @api
*/
ol.style.Text.prototype.setFill = function(fill) {
this.fill_ = fill;
};
/**
* Set the rotation.
*
* @param {number|undefined} rotation Rotation.
* @api
*/
ol.style.Text.prototype.setRotation = function(rotation) {
this.rotation_ = rotation;
};
/**
* Set the scale.
*
* @param {number|undefined} scale Scale.
* @api
*/
ol.style.Text.prototype.setScale = function(scale) {
this.scale_ = scale;
};
/**
* Set the stroke.
*
* @param {ol.style.Stroke} stroke Stroke style.
* @api
*/
ol.style.Text.prototype.setStroke = function(stroke) {
this.stroke_ = stroke;
};
/**
* Set the text.
*
* @param {string|undefined} text Text.
* @api
*/
ol.style.Text.prototype.setText = function(text) {
this.text_ = text;
};
/**
* Set the text alignment.
*
* @param {string|undefined} textAlign Text align.
* @api
*/
ol.style.Text.prototype.setTextAlign = function(textAlign) {
this.textAlign_ = textAlign;
};
/**
* Set the text baseline.
*
* @param {string|undefined} textBaseline Text baseline.
* @api
*/
ol.style.Text.prototype.setTextBaseline = function(textBaseline) {
this.textBaseline_ = textBaseline;
};