Roo.bootstrap.Img = function(config){
Roo.bootstrap.Img.superclass.constructor.call(this, config);
this.addEvents({
"click" : true,
"load" : true
});
};
Roo.extend(Roo.bootstrap.Img, Roo.bootstrap.Component, {
imgResponsive: true,
border: '',
src: 'about:blank',
href: false,
target: false,
xsUrl: '',
smUrl: '',
mdUrl: '',
lgUrl: '',
backgroundContain : false,
getAutoCreate : function()
{
if(this.src || (!this.xsUrl && !this.smUrl && !this.mdUrl && !this.lgUrl)){
return this.createSingleImg();
}
var cfg = {
tag: 'div',
cls: 'roo-image-responsive-group',
cn: []
};
var _this = this;
Roo.each(['xs', 'sm', 'md', 'lg'], function(size){
if(!_this[size + 'Url']){
return;
}
var img = {
tag: 'img',
cls: (_this.imgResponsive) ? 'img-responsive' : '',
html: _this.html || cfg.html,
src: _this[size + 'Url']
};
img.cls += ' roo-image-responsive-' + size;
var s = ['xs', 'sm', 'md', 'lg'];
s.splice(s.indexOf(size), 1);
Roo.each(s, function(ss){
img.cls += ' hidden-' + ss;
});
if (['rounded','circle','thumbnail'].indexOf(_this.border)>-1) {
cfg.cls += ' img-' + _this.border;
}
if(_this.alt){
cfg.alt = _this.alt;
}
if(_this.href){
var a = {
tag: 'a',
href: _this.href,
cn: [
img
]
};
if(this.target){
a.target = _this.target;
}
}
cfg.cn.push((_this.href) ? a : img);
});
return cfg;
},
createSingleImg : function()
{
var cfg = {
tag: 'img',
cls: (this.imgResponsive) ? 'img-responsive' : '',
html : null,
src : Roo.BLANK_IMAGE_URL };
if (this.backgroundContain) {
cfg.cls += ' background-contain';
}
cfg.html = this.html || cfg.html;
if (this.backgroundContain) {
cfg.style="background-image: url(" + this.src + ')';
} else {
cfg.src = this.src || cfg.src;
}
if (['rounded','circle','thumbnail'].indexOf(this.border)>-1) {
cfg.cls += ' img-' + this.border;
}
if(this.alt){
cfg.alt = this.alt;
}
if(this.href){
var a = {
tag: 'a',
href: this.href,
cn: [
cfg
]
};
if(this.target){
a.target = this.target;
}
}
return (this.href) ? a : cfg;
},
initEvents: function()
{
if(!this.href){
this.el.on('click', this.onClick, this);
}
if(this.src || (!this.xsUrl && !this.smUrl && !this.mdUrl && !this.lgUrl)){
this.el.on('load', this.onImageLoad, this);
} else {
this.el.select('img', true).on('load', this.onImageLoad, this);
}
},
onClick : function(e)
{
Roo.log('img onclick');
this.fireEvent('click', this, e);
},
onImageLoad: function(e)
{
Roo.log('img load');
this.fireEvent('load', this, e);
},
setSrc : function(url)
{
this.src = url;
if(this.src || (!this.xsUrl && !this.smUrl && !this.mdUrl && !this.lgUrl)){
if (this.backgroundContain) {
this.el.dom.style.backgroundImage = 'url(' + url + ')';
} else {
this.el.dom.src = url;
}
return;
}
this.el.select('img', true).first().dom.src = url;
}
});