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//>>built
define("dojox/geo/charting/Feature", ["dojo/_base/lang", "dojo/_base/declare","dojo/_base/array",
"dojo/_base/html","dojo/dom","dojo/_base/event", "dojox/gfx/fx", "dojox/color"],
function(lang, declare,arr, html,dom, event, fx,color) {
return declare("dojox.geo.charting.Feature", null, {
// summary:
// class to encapsulate a map element.
// tags:
// private
_isZoomIn: false,
isSelected: false,
markerText:null,
constructor: function(parent, name, shapeData){
// summary:
// constructs a new Feature.
// tags:
// private
this.id = name;
this.shape = parent.mapObj.createGroup();
this.parent = parent;
this.mapObj = parent.mapObj;
this._bbox = shapeData.bbox;
this._center = shapeData.center;
//TODO: fill color would be defined by charting data and legend
// this._highlightFill = ["#FFCE52", "#CE6342", "#63A584"][Math.floor(Math.random() * 3)];
this._defaultFill = parent.defaultColor;
this._highlightFill = parent.highlightColor;
this._defaultStroke = {
width: this._normalizeStrokeWeight(.5),
color: "white"
};
var shapes = (lang.isArray(shapeData.shape[0])) ? shapeData.shape : [shapeData.shape];
arr.forEach(shapes, function(points){
this.shape.createPolyline(points).setStroke(this._defaultStroke);
}, this);
this.unsetValue();
},
unsetValue:function(){
// summary:
// clears the numeric value on this Feature object (removes color).
this.value = null;
this.unsetColor();
},
unsetColor:function(){
this._defaultFill = this.parent.defaultColor;
var col = new color.Color(this.parent.defaultColor).toHsl();
col.l = 1.2 * col.l;
this._highlightFill = color.fromHsl(col);
this._setFillWith(this._defaultFill);
},
setValue:function(value){
// summary:
// sets a numeric value on this Feature object (used together with series to apply a color).
// value:
// a number
this.value = value;
if (value == null) {
this.unsetValue();
} else {
if (this.parent.series.length != 0) {
for (var i = 0; i < this.parent.series.length; i++) {
var range = this.parent.series[i];
if ((value >= range.min) && (value < range.max)) {
this._setFillWith(range.color);
this._defaultFill = range.color;
var col = new color.Color(range.color).toHsv();
col.v = (col.v + 20);
this._highlightFill = color.fromHsv(col);
return;
}
}
// did not found a range : unset color
this.unsetColor();
}
}
},
_setFillWith: function(color){
var borders = (lang.isArray(this.shape.children)) ? this.shape.children : [this.shape.children];
arr.forEach(borders, lang.hitch(this,function(item){
if(this.parent.colorAnimationDuration > 0){
var anim1 = fx.animateFill({
shape: item,
color: {
start: item.getFill(),
end: color
},
duration: this.parent.colorAnimationDuration
});
anim1.play();
}else{
item.setFill(color);
}
}));
},
_setStrokeWith: function(stroke){
var borders = (lang.isArray(this.shape.children)) ? this.shape.children : [this.shape.children];
arr.forEach(borders, function(item){
item.setStroke({
color: stroke.color,
width: stroke.width,
join: "round"
});
});
},
_normalizeStrokeWeight: function(weight){
var matrix = this.shape._getRealMatrix();
return (dojox.gfx.renderer != "vml")?weight/(this.shape._getRealMatrix()||{xx:1}).xx:weight;
},
_onmouseoverHandler: function(evt){
this.parent.onFeatureOver(this);
this._setFillWith(this._highlightFill);
this.mapObj.marker.show(this.id,evt);
},
_onmouseoutHandler: function(){
this._setFillWith(this._defaultFill);
this.mapObj.marker.hide();
html.style("mapZoomCursor", "display", "none");
},
_onmousemoveHandler: function(evt){
if(this.mapObj.marker._needTooltipRefresh){
this.mapObj.marker.show(this.id,evt);
}
if(this.isSelected){
if (this.parent.enableFeatureZoom) {
evt = event.fix(evt || window.event);
html.style("mapZoomCursor", "left", evt.pageX + 12 + "px");
html.style("mapZoomCursor", "top", evt.pageY + "px");
html.byId("mapZoomCursor").className = this._isZoomIn ? "mapZoomOut":"mapZoomIn";
html.style("mapZoomCursor", "display", "block");
}else{
html.style("mapZoomCursor", "display", "none");
}
}
},
_onclickHandler: function(evt){
this.parent.onFeatureClick(this);
if(!this.isSelected){
this.parent.deselectAll();
this.select(true);
this._onmousemoveHandler(evt);
}else if(this.parent.enableFeatureZoom){
if(this._isZoomIn){
this._zoomOut();
}else{
this._zoomIn();
}
}
},
select: function(selected) {
if(selected){
this.shape.moveToFront();
this._setStrokeWith({color:"black",width:this._normalizeStrokeWeight(2)});
this._setFillWith(this._highlightFill);
this.isSelected = true;
this.parent.selectedFeature = this;
}else{
this._setStrokeWith(this._defaultStroke);
this._setFillWith(this._defaultFill);
this.isSelected = false;
this._isZoomIn = false;
}
},
_zoomIn: function(){
var marker = this.mapObj.marker;
marker.hide();
this.parent.fitToMapArea(this._bbox, 15,true,lang.hitch(this,function(){
this._setStrokeWith({color:"black",width:this._normalizeStrokeWeight(2)});
marker._needTooltipRefresh = true;
this.parent.onZoomEnd(this);
}));
this._isZoomIn = true;
dom.byId("mapZoomCursor").className = "";
},
_zoomOut: function(){
var marker = this.mapObj.marker;
marker.hide();
this.parent.fitToMapContents(3,true,lang.hitch(this,function(){
this._setStrokeWith({color:"black",width:this._normalizeStrokeWeight(2)});
marker._needTooltipRefresh = true;
this.parent.onZoomEnd(this);
}));
this._isZoomIn = false;
dom.byId("mapZoomCursor").className = "";
},
init: function(){
this.shape.id = this.id;
this.tooltip = null;
}
});
});
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