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;(function() {
"use strict";
BX.namespace("BX.Landing.UI.Button");
/**
* Implements interface for works with font settings
*
* @extends {BX.Landing.UI.Button.EditorAction}
*
* @param {string} id - Action id
* @param {?object} [options]
*
* @constructor
*/
BX.Landing.UI.Button.FontAction = function(id, options)
{
BX.Landing.UI.Button.EditorAction.apply(this, arguments);
this.layout.classList.add("landing-ui-button-editor-action-font");
this.content = BX.create("div", {props: {className: "landing-ui-button-editor-action-font-popup-content"}});
this.fontSize = new BX.Landing.UI.Field.Range({
title: BX.Landing.Loc.getMessage("EDITOR_ACTION_FIELD_LABEL_FONT_SIZE"),
items: Array.apply(null, {length: 160}).map(function(item, index) {
return {value: index, name: index};
}),
jsDD: window.jsDD,
property: "font-size",
onDragStart: this.onDragStart.bind(this),
onDragEnd: this.onDragEnd.bind(this),
onChange: this.onChange.bind(this)
});
BX.Landing.UI.Button.FontAction.instances.push(this);
};
BX.Landing.UI.Button.FontAction.instances = [];
BX.Landing.UI.Button.FontAction.hideAll = function()
{
BX.Landing.UI.Button.FontAction.instances.forEach(function(button) {
if (button.popup)
{
button.popup.close();
}
});
};
BX.Landing.UI.Button.FontAction.prototype = {
constructor: BX.Landing.UI.Button.FontAction,
__proto__: BX.Landing.UI.Button.EditorAction.prototype,
onDragStart: function()
{
this.popup.popupContainer.classList.add("landing-ui-fade");
},
onDragEnd: function()
{
this.popup.popupContainer.classList.remove("landing-ui-fade");
},
onChange: function(value, items, postfix, property)
{
if (property === "font-size")
{
var selection = window.getSelection();
var range = selection.getRangeAt(0);
var editable = BX.Landing.UI.Panel.EditorPanel.getInstance().currentElement.contains(range.startContainer);
if (selection.toString() && editable)
{
document.execCommand("fontSize", false, value);
range = window.getSelection().getRangeAt(0);
var wrapper = range.startContainer.parentNode;
wrapper.style.fontSize = value + "px";
}
}
},
/**
* Handles event on this button click
* @param {MouseEvent} event
*/
onClick: function(event)
{
event.preventDefault();
event.stopPropagation();
if (!this.popup)
{
this.popup = this.createPopup();
this.popup.popupContainer.addEventListener("click", this.onPopupClick.bind(this));
this.popup.popupContainer.classList.add("landing-ui-button-editor-action-font-popup");
this.popup.contentContainer.appendChild(this.content);
this.content.appendChild(this.fontSize.layout);
}
if (!this.popup.isShown())
{
this.popup.show();
var position = BX.Landing.UI.Panel.EditorPanel.getInstance().isFixed() ? "fixed" : "relative";
this.adjustPosition(position);
BX.Landing.UI.Button.ColorAction.hideAll();
var selection = window.getSelection();
var range = selection.getRangeAt(0);
var editable = BX.Landing.UI.Panel.EditorPanel.getInstance().currentElement.contains(range.startContainer);
if (editable)
{
var wrapper = range.startContainer.parentNode;
var size = parseInt(getComputedStyle(wrapper).getPropertyValue("font-size"));
this.fontSize.setValue(size, true);
}
}
else
{
this.popup.close();
}
},
onPopupClick: function(event)
{
event.stopPropagation();
},
/**
* @private
* @param {string} position
*/
adjustPosition: function(position)
{
BX.DOM.read(function() {
var popupRect = this.popup.popupContainer.getBoundingClientRect();
var parentRect = this.layout.parentNode.getBoundingClientRect();
var offsetLeft = Math.abs(popupRect.width - parentRect.width);
var props = {};
props["left"] = parentRect.left + (offsetLeft / 2) + "px";
if (position === "fixed")
{
var buttonRect = this.layout.getBoundingClientRect();
props["top"] = buttonRect.bottom + "px";
props["position"] = "fixed";
}
else
{
var buttonPos = BX.pos(this.layout);
props["top"] = buttonPos.bottom + "px";
}
BX.DOM.write(function() {
for (var prop in props)
{
this.popup.popupContainer.style[prop] = props[prop];
}
}.bind(this));
}.bind(this));
},
createPopup: function()
{
return new BX.PopupWindow(
"landing_font_editor_popup",
this.layout,
{
autoHide: true,
closeByEsc: true,
noAllPaddings: true,
width: 463,
zIndex: -979
}
);
}
};
})();