devextreme
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HTML5 JavaScript Component Suite for Responsive Web Development
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JavaScript
/**
* DevExtreme (viz/components/chart_theme_manager.js)
* Version: 18.1.3
* Build date: Tue May 15 2018
*
* Copyright (c) 2012 - 2018 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
"use strict";
var noop = require("../../core/utils/common").noop,
typeUtils = require("../../core/utils/type"),
extend = require("../../core/utils/extend").extend,
BaseThemeManager = require("../core/base_theme_manager").BaseThemeManager,
_isString = typeUtils.isString,
_isDefined = typeUtils.isDefined,
_normalizeEnum = require("../core/utils").normalizeEnum,
FONT = "font",
COMMON_AXIS_SETTINGS = "commonAxisSettings",
PIE_FONT_FIELDS = ["legend." + FONT, "title." + FONT, "title.subtitle." + FONT, "tooltip." + FONT, "loadingIndicator." + FONT, "export." + FONT, "commonSeriesSettings.label." + FONT],
POLAR_FONT_FIELDS = PIE_FONT_FIELDS.concat([COMMON_AXIS_SETTINGS + ".label." + FONT, COMMON_AXIS_SETTINGS + ".title." + FONT]),
CHART_FONT_FIELDS = POLAR_FONT_FIELDS.concat(["crosshair.label." + FONT]),
chartToFontFieldsMap = {
pie: PIE_FONT_FIELDS,
chart: CHART_FONT_FIELDS,
polar: POLAR_FONT_FIELDS
};
var ThemeManager = BaseThemeManager.inherit(function() {
var ctor = function(options, themeGroupName) {
var that = this;
that.callBase.apply(that, arguments);
options = options || {};
that._userOptions = options;
that._mergeAxisTitleOptions = [];
that._multiPieColors = {};
that._themeSection = themeGroupName;
that._fontFields = chartToFontFieldsMap[themeGroupName];
that._callback = noop
};
var dispose = function() {
var that = this;
that.palette && that.palette.dispose();
that.palette = that._userOptions = that._mergedSettings = that._multiPieColors = null;
return that.callBase.apply(that, arguments)
};
var resetPalette = function() {
this.palette.reset();
this._multiPieColors = {}
};
var processTitleOptions = function(options) {
return _isString(options) ? {
text: options
} : options
};
var processAxisOptions = function(axisOptions) {
if (!axisOptions) {
return {}
}
axisOptions = extend(true, {}, axisOptions);
axisOptions.title = processTitleOptions(axisOptions.title);
if ("logarithmic" === axisOptions.type && axisOptions.logarithmBase <= 0 || axisOptions.logarithmBase && !typeUtils.isNumeric(axisOptions.logarithmBase)) {
axisOptions.logarithmBase = void 0;
axisOptions.logarithmBaseError = true
}
if (axisOptions.label) {
if (axisOptions.label.alignment) {
axisOptions.label.userAlignment = true
}
if (_isString(axisOptions.label.overlappingBehavior)) {
axisOptions.label.overlappingBehavior = {
mode: axisOptions.label.overlappingBehavior
}
}
if (!axisOptions.label.overlappingBehavior || !axisOptions.label.overlappingBehavior.mode) {
axisOptions.label.overlappingBehavior = axisOptions.label.overlappingBehavior || {}
}
}
return axisOptions
};
var applyParticularAxisOptions = function(name, userOptions, rotated) {
var theme = this._theme,
position = !(rotated ^ "valueAxis" === name) ? "horizontalAxis" : "verticalAxis",
processedUserOptions = processAxisOptions(userOptions, name),
commonAxisSettings = processAxisOptions(this._userOptions.commonAxisSettings, name),
mergeOptions = extend(true, {}, theme.commonAxisSettings, theme[position], theme[name], commonAxisSettings, processedUserOptions);
mergeOptions.workWeek = processedUserOptions.workWeek || theme[name].workWeek;
return mergeOptions
};
var mergeOptions = function(name, userOptions) {
userOptions = userOptions || this._userOptions[name];
var theme = this._theme[name],
result = this._mergedSettings[name];
if (result) {
return result
}
if (typeUtils.isPlainObject(theme) && typeUtils.isPlainObject(userOptions)) {
result = extend(true, {}, theme, userOptions)
} else {
result = _isDefined(userOptions) ? userOptions : theme
}
this._mergedSettings[name] = result;
return result
};
var applyParticularTheme = {
base: mergeOptions,
argumentAxis: applyParticularAxisOptions,
valueAxisRangeSelector: function() {
return mergeOptions.call(this, "valueAxis")
},
valueAxis: applyParticularAxisOptions,
series: function(name, userOptions, seriesCount) {
var settings, mainSeriesColor, seriesVisibility, that = this,
theme = that._theme,
userCommonSettings = that._userOptions.commonSeriesSettings || {},
themeCommonSettings = theme.commonSeriesSettings,
widgetType = that._themeSection.split(".").slice(-1)[0],
type = _normalizeEnum(userOptions.type || userCommonSettings.type || themeCommonSettings.type || "pie" === widgetType && theme.type),
palette = that.palette,
isBar = ~type.indexOf("bar"),
isLine = ~type.indexOf("line"),
isArea = ~type.indexOf("area"),
isBubble = "bubble" === type,
resolveLabelsOverlapping = that.getOptions("resolveLabelsOverlapping"),
containerBackgroundColor = that.getOptions("containerBackgroundColor"),
seriesTemplate = applyParticularTheme.seriesTemplate.call(this);
if (isBar || isBubble) {
userOptions = extend(true, {}, userCommonSettings, userCommonSettings[type], userOptions);
seriesVisibility = userOptions.visible;
userCommonSettings = {
type: {}
};
extend(true, userOptions, userOptions.point);
userOptions.visible = seriesVisibility
}
settings = extend(true, {
aggregation: {}
}, themeCommonSettings, themeCommonSettings[type], userCommonSettings, userCommonSettings[type], userOptions);
settings.aggregation.enabled = normalizeAggregationEnabled(settings.aggregation, that.getOptions("useAggregation"));
settings.type = type;
settings.widgetType = widgetType;
settings.containerBackgroundColor = containerBackgroundColor;
if ("pie" !== widgetType) {
mainSeriesColor = settings.color || palette.getNextColor(seriesCount)
} else {
mainSeriesColor = function(argument, index, count) {
var cat = argument + "-" + index;
if (!that._multiPieColors[cat]) {
that._multiPieColors[cat] = palette.getNextColor(count)
}
return that._multiPieColors[cat]
}
}
settings.mainSeriesColor = mainSeriesColor;
settings.resolveLabelsOverlapping = resolveLabelsOverlapping;
if (settings.label && (isLine || isArea && "rangearea" !== type || "scatter" === type)) {
settings.label.position = "outside"
}
if (seriesTemplate) {
settings.nameField = seriesTemplate.nameField
}
return settings
},
animation: function(name) {
var userOptions = this._userOptions[name];
userOptions = typeUtils.isPlainObject(userOptions) ? userOptions : _isDefined(userOptions) ? {
enabled: !!userOptions
} : {};
return mergeOptions.call(this, name, userOptions)
},
seriesTemplate: function() {
var value = mergeOptions.call(this, "seriesTemplate");
if (value) {
value.nameField = value.nameField || "series"
}
return value
}
};
var normalizeAggregationEnabled = function(aggregation, useAggregation) {
return !!(!_isDefined(aggregation.enabled) ? useAggregation : aggregation.enabled)
};
return {
_themeSection: "chart",
ctor: ctor,
dispose: dispose,
resetPalette: resetPalette,
getOptions: function(name) {
return (applyParticularTheme[name] || applyParticularTheme.base).apply(this, arguments)
},
refresh: function() {
this._mergedSettings = {};
return this.callBase.apply(this, arguments)
},
_initializeTheme: function() {
var that = this;
that.callBase.apply(that, arguments);
that.updatePalette()
},
resetOptions: function(name) {
this._mergedSettings[name] = null
},
update: function(options) {
this._userOptions = options
},
updatePalette: function() {
var that = this;
that.palette = that.createPalette(that.getOptions("palette"), {
useHighlight: true,
extensionMode: that.getOptions("paletteExtensionMode")
})
}
}
}());
exports.ThemeManager = ThemeManager;