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2330 lines (1893 loc) · 71.4 KB
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/**
* Copyright (C) 2015 OSM Buildings, Jan Marsch
* A JavaScript library for visualizing building geometry on interactive maps.
* @osmbuildings, http://osmbuildings.org
*/
//****** file: prefix.js ******
(function(global) {
'use strict';
//****** file: shortcuts.js ******
// object access shortcuts
var
m = Math,
exp = m.exp,
log = m.log,
sin = m.sin,
cos = m.cos,
tan = m.tan,
atan = m.atan,
atan2 = m.atan2,
min = m.min,
max = m.max,
sqrt = m.sqrt,
ceil = m.ceil,
floor = m.floor,
round = m.round,
pow = m.pow;
// polyfills
var
Int32Array = Int32Array || Array,
Uint8Array = Uint8Array || Array;
var IS_IOS = /iP(ad|hone|od)/g.test(navigator.userAgent);
var IS_MSIE = !!~navigator.userAgent.indexOf('Trident');
var requestAnimFrame = (global.requestAnimationFrame && !IS_IOS && !IS_MSIE) ?
global.requestAnimationFrame : function(callback) {
callback();
};
//****** file: Color.debug.js ******
var Color = (function(window) {
var w3cColors = {
aqua:'#00ffff',
black:'#000000',
blue:'#0000ff',
fuchsia:'#ff00ff',
gray:'#808080',
grey:'#808080',
green:'#008000',
lime:'#00ff00',
maroon:'#800000',
navy:'#000080',
olive:'#808000',
orange:'#ffa500',
purple:'#800080',
red:'#ff0000',
silver:'#c0c0c0',
teal:'#008080',
white:'#ffffff',
yellow:'#ffff00'
};
function hue2rgb(p, q, t) {
if (t < 0) t += 1;
if (t > 1) t -= 1;
if (t < 1/6) return p + (q-p) * 6 * t;
if (t < 1/2) return q;
if (t < 2/3) return p + (q-p) * (2/3 - t) * 6;
return p;
}
function clamp(v, max) {
return Math.min(max, Math.max(0, v));
}
var Color = function(h, s, l, a) {
this.H = h;
this.S = s;
this.L = l;
this.A = a;
};
/*
* str can be in any of these:
* #0099ff rgb(64, 128, 255) rgba(64, 128, 255, 0.5)
*/
Color.parse = function(str) {
var
r = 0, g = 0, b = 0, a = 1,
m;
str = (''+ str).toLowerCase();
str = w3cColors[str] || str;
if ((m = str.match(/^#(\w{2})(\w{2})(\w{2})$/))) {
r = parseInt(m[1], 16);
g = parseInt(m[2], 16);
b = parseInt(m[3], 16);
} else if ((m = str.match(/rgba?\((\d+)\D+(\d+)\D+(\d+)(\D+([\d.]+))?\)/))) {
r = parseInt(m[1], 10);
g = parseInt(m[2], 10);
b = parseInt(m[3], 10);
a = m[4] ? parseFloat(m[5]) : 1;
} else {
return;
}
return this.fromRGBA(r, g, b, a);
};
Color.fromRGBA = function(r, g, b, a) {
if (typeof r === 'object') {
g = r.g / 255;
b = r.b / 255;
a = r.a;
r = r.r / 255;
} else {
r /= 255;
g /= 255;
b /= 255;
}
var
max = Math.max(r, g, b),
min = Math.min(r, g, b),
h, s, l = (max+min) / 2,
d = max-min;
if (!d) {
h = s = 0; // achromatic
} else {
s = l > 0.5 ? d / (2-max-min) : d / (max+min);
switch (max) {
case r: h = (g-b) / d + (g < b ? 6 : 0); break;
case g: h = (b-r) / d + 2; break;
case b: h = (r-g) / d + 4; break;
}
h *= 60;
}
return new Color(h, s, l, a);
};
Color.prototype = {
toRGBA: function() {
var
h = clamp(this.H, 360),
s = clamp(this.S, 1),
l = clamp(this.L, 1),
rgba = { a: clamp(this.A, 1) };
// achromatic
if (s === 0) {
rgba.r = l;
rgba.g = l;
rgba.b = l;
} else {
var
q = l < 0.5 ? l * (1+s) : l + s - l*s,
p = 2 * l-q;
h /= 360;
rgba.r = hue2rgb(p, q, h + 1/3);
rgba.g = hue2rgb(p, q, h);
rgba.b = hue2rgb(p, q, h - 1/3);
}
return {
r: Math.round(rgba.r*255),
g: Math.round(rgba.g*255),
b: Math.round(rgba.b*255),
a: rgba.a
};
},
toString: function() {
var rgba = this.toRGBA();
if (rgba.a === 1) {
return '#' + ((1 <<24) + (rgba.r <<16) + (rgba.g <<8) + rgba.b).toString(16).slice(1, 7);
}
return 'rgba(' + [rgba.r, rgba.g, rgba.b, rgba.a.toFixed(2)].join(',') + ')';
},
hue: function(h) {
return new Color(this.H*h, this.S, this.L, this.A);
},
saturation: function(s) {
return new Color(this.H, this.S*s, this.L, this.A);
},
lightness: function(l) {
return new Color(this.H, this.S, this.L*l, this.A);
},
alpha: function(a) {
return new Color(this.H, this.S, this.L, this.A*a);
}
};
return Color; }(this));
//****** file: SunPosition.js ******
// calculations are based on http://aa.quae.nl/en/reken/zonpositie.html
// code credits to Vladimir Agafonkin (@mourner)
var getSunPosition = (function() {
var m = Math,
PI = m.PI,
sin = m.sin,
cos = m.cos,
tan = m.tan,
asin = m.asin,
atan = m.atan2;
var rad = PI/180,
dayMs = 1000*60*60*24,
J1970 = 2440588,
J2000 = 2451545,
e = rad*23.4397; // obliquity of the Earth
function toJulian(date) {
return date.valueOf()/dayMs - 0.5+J1970;
}
function toDays(date) {
return toJulian(date)-J2000;
}
function getRightAscension(l, b) {
return atan(sin(l)*cos(e) - tan(b)*sin(e), cos(l));
}
function getDeclination(l, b) {
return asin(sin(b)*cos(e) + cos(b)*sin(e)*sin(l));
}
function getAzimuth(H, phi, dec) {
return atan(sin(H), cos(H)*sin(phi) - tan(dec)*cos(phi));
}
function getAltitude(H, phi, dec) {
return asin(sin(phi)*sin(dec) + cos(phi)*cos(dec)*cos(H));
}
function getSiderealTime(d, lw) {
return rad * (280.16 + 360.9856235*d) - lw;
}
function getSolarMeanAnomaly(d) {
return rad * (357.5291 + 0.98560028*d);
}
function getEquationOfCenter(M) {
return rad * (1.9148*sin(M) + 0.0200 * sin(2*M) + 0.0003 * sin(3*M));
}
function getEclipticLongitude(M, C) {
var P = rad*102.9372; // perihelion of the Earth
return M+C+P+PI;
}
return function getSunPosition(date, lat, lon) {
var lw = rad*-lon,
phi = rad*lat,
d = toDays(date),
M = getSolarMeanAnomaly(d),
C = getEquationOfCenter(M),
L = getEclipticLongitude(M, C),
D = getDeclination(L, 0),
A = getRightAscension(L, 0),
t = getSiderealTime(d, lw),
H = t-A;
return {
altitude: getAltitude(H, phi, D),
azimuth: getAzimuth(H, phi, D) - PI/2 // origin: north
};
};
}());
//****** file: GeoJSON.js ******
var GeoJSON = (function() {
var METERS_PER_LEVEL = 3;
var materialColors = {
brick:'#cc7755',
bronze:'#ffeecc',
canvas:'#fff8f0',
concrete:'#999999',
copper:'#a0e0d0',
glass:'#e8f8f8',
gold:'#ffcc00',
plants:'#009933',
metal:'#aaaaaa',
panel:'#fff8f0',
plaster:'#999999',
roof_tiles:'#f08060',
silver:'#cccccc',
slate:'#666666',
stone:'#996666',
tar_paper:'#333333',
wood:'#deb887'
};
var baseMaterials = {
asphalt:'tar_paper',
bitumen:'tar_paper',
block:'stone',
bricks:'brick',
glas:'glass',
glassfront:'glass',
grass:'plants',
masonry:'stone',
granite:'stone',
panels:'panel',
paving_stones:'stone',
plastered:'plaster',
rooftiles:'roof_tiles',
roofingfelt:'tar_paper',
sandstone:'stone',
sheet:'canvas',
sheets:'canvas',
shingle:'tar_paper',
shingles:'tar_paper',
slates:'slate',
steel:'metal',
tar:'tar_paper',
tent:'canvas',
thatch:'plants',
tile:'roof_tiles',
tiles:'roof_tiles'
};
// cardboard
// eternit
// limestone
// straw
function getMaterialColor(str) {
str = str.toLowerCase();
if (str[0] === '#') {
return str;
}
return materialColors[baseMaterials[str] || str] || null;
}
var WINDING_CLOCKWISE = 'CW';
var WINDING_COUNTER_CLOCKWISE = 'CCW';
// detect winding direction: clockwise or counter clockwise
function getWinding(points) {
var x1, y1, x2, y2,
a = 0,
i, il;
for (i = 0, il = points.length-3; i < il; i += 2) {
x1 = points[i];
y1 = points[i+1];
x2 = points[i+2];
y2 = points[i+3];
a += x1*y2 - x2*y1;
}
return (a/2) > 0 ? WINDING_CLOCKWISE : WINDING_COUNTER_CLOCKWISE;
}
// enforce a polygon winding direcetion. Needed for proper backface culling.
function makeWinding(points, direction) {
var winding = getWinding(points);
if (winding === direction) {
return points;
}
var revPoints = [];
for (var i = points.length-2; i >= 0; i -= 2) {
revPoints.push(points[i], points[i+1]);
}
return revPoints;
}
function alignProperties(prop) {
var item = {};
prop = prop || {};
item.height = prop.height || (prop.levels ? prop.levels *METERS_PER_LEVEL : DEFAULT_HEIGHT);
item.minHeight = prop.minHeight || (prop.minLevel ? prop.minLevel*METERS_PER_LEVEL : 0);
var wallColor = prop.material ? getMaterialColor(prop.material) : (prop.wallColor || prop.color);
if (wallColor) {
item.wallColor = wallColor;
}
var roofColor = prop.roofMaterial ? getMaterialColor(prop.roofMaterial) : prop.roofColor;
if (roofColor) {
item.roofColor = roofColor;
}
switch (prop.shape) {
case 'cylinder':
case 'cone':
case 'dome':
case 'sphere':
item.shape = prop.shape;
item.isRotational = true;
break;
case 'pyramid':
item.shape = prop.shape;
break;
}
switch (prop.roofShape) {
case 'cone':
case 'dome':
item.roofShape = prop.roofShape;
item.isRotational = true;
break;
case 'pyramid':
item.roofShape = prop.roofShape;
break;
}
if (item.roofShape && prop.roofHeight) {
item.roofHeight = prop.roofHeight;
item.height = max(0, item.height-item.roofHeight);
} else {
item.roofHeight = 0;
}
return item;
}
function getGeometries(geometry) {
var
i, il, polygon,
geometries = [], sub;
switch (geometry.type) {
case 'GeometryCollection':
geometries = [];
for (i = 0, il = geometry.geometries.length; i < il; i++) {
if ((sub = getGeometries(geometry.geometries[i]))) {
geometries.push.apply(geometries, sub);
}
}
return geometries;
case 'MultiPolygon':
geometries = [];
for (i = 0, il = geometry.coordinates.length; i < il; i++) {
if ((sub = getGeometries({ type: 'Polygon', coordinates: geometry.coordinates[i] }))) {
geometries.push.apply(geometries, sub);
}
}
return geometries;
case 'Polygon':
polygon = geometry.coordinates;
break;
default: return [];
}
var
j, jl,
p, lat = 1, lon = 0,
outer = [], inner = [];
p = polygon[0];
for (i = 0, il = p.length; i < il; i++) {
outer.push(p[i][lat], p[i][lon]);
}
outer = makeWinding(outer, WINDING_CLOCKWISE);
for (i = 0, il = polygon.length-1; i < il; i++) {
p = polygon[i+1];
inner[i] = [];
for (j = 0, jl = p.length; j < jl; j++) {
inner[i].push(p[j][lat], p[j][lon]);
}
inner[i] = makeWinding(inner[i], WINDING_COUNTER_CLOCKWISE);
}
return [{
outer: outer,
inner: inner.length ? inner : null
}];
}
function clone(obj) {
var res = {};
for (var p in obj) {
if (obj.hasOwnProperty(p)) {
res[p] = obj[p];
}
}
return res;
}
return {
read: function(geojson) {
if (!geojson || geojson.type !== 'FeatureCollection') {
return [];
}
var
collection = geojson.features,
i, il, j, jl,
res = [],
feature,
geometries,
baseItem, item;
for (i = 0, il = collection.length; i < il; i++) {
feature = collection[i];
if (feature.type !== 'Feature' || onEach(feature) === false) {
continue;
}
baseItem = alignProperties(feature.properties);
geometries = getGeometries(feature.geometry);
for (j = 0, jl = geometries.length; j < jl; j++) {
item = clone(baseItem);
item.footprint = geometries[j].outer;
if (item.isRotational) {
item.radius = getLonDelta(item.footprint);
}
if (geometries[j].inner) {
item.holes = geometries[j].inner;
}
if (feature.id || feature.properties.id) {
item.id = feature.id || feature.properties.id;
}
if (feature.properties.relationId) {
item.relationId = feature.properties.relationId;
}
res.push(item); // TODO: clone base properties!
}
}
return res;
}
};
}());
//****** file: variables.js ******
var
VERSION = '0.2.2b',
ATTRIBUTION = '© <a href="http://osmbuildings.org">OSM Buildings</a>',
DATA_SRC = 'http://{s}.data.osmbuildings.org/0.2/{k}/tile/{z}/{x}/{y}.json', ////////////////geojson 数据
PI = Math.PI,
HALF_PI = PI/2,
QUARTER_PI = PI/4,
MAP_TILE_SIZE = 256, // map tile size in pixels
DATA_TILE_SIZE = 0.0075, // data tile size in geo coordinates, smaller: less data to load but more requests
ZOOM, MAP_SIZE,
MIN_ZOOM = 8,
LAT = 'latitude', LON = 'longitude',
TRUE = true, FALSE = false,
WIDTH = 0, HEIGHT = 0,
CENTER_X = 0, CENTER_Y = 0,
ORIGIN_X = 0, ORIGIN_Y = 0,
WALL_COLOR = Color.parse('rgba(200, 190, 180)'),
ALT_COLOR = WALL_COLOR.lightness(0.8),
ROOF_COLOR = WALL_COLOR.lightness(1.2),
WALL_COLOR_STR = ''+ WALL_COLOR,
ALT_COLOR_STR = ''+ ALT_COLOR,
ROOF_COLOR_STR = ''+ ROOF_COLOR,
PIXEL_PER_DEG = 0,
ZOOM_FACTOR = 1,
MAX_HEIGHT, // taller buildings will be cut to this
DEFAULT_HEIGHT = 5,
CAM_X, CAM_Y, CAM_Z = 450,
isZooming;
//****** file: geometry.js ******
function getDistance(p1, p2) {
var
dx = p1.x-p2.x,
dy = p1.y-p2.y;
return dx*dx + dy*dy;
}
//是否可旋转
function isRotational(polygon) {
var length = polygon.length;
if (length < 16) {
return false;
}
var i;
var minX = Infinity, maxX = -Infinity, minY = Infinity, maxY = -Infinity;
for (i = 0; i < length-1; i+=2) {
minX = Math.min(minX, polygon[i]);
maxX = Math.max(maxX, polygon[i]);
minY = Math.min(minY, polygon[i+1]);
maxY = Math.max(maxY, polygon[i+1]);
}
var
width = maxX-minX,
height = (maxY-minY),
ratio = width/height;
if (ratio < 0.85 || ratio > 1.15) {
return false;
}
var
center = { x:minX+width/2, y:minY+height/2 },
radius = (width+height)/4,
sqRadius = radius*radius;
for (i = 0; i < length-1; i+=2) {
var dist = getDistance({ x:polygon[i], y:polygon[i+1] }, center);
if (dist/sqRadius < 0.8 || dist/sqRadius > 1.2) {
return false;
}
}
return true;
}
function getSquareSegmentDistance(px, py, p1x, p1y, p2x, p2y) {
var
dx = p2x-p1x,
dy = p2y-p1y,
t;
if (dx !== 0 || dy !== 0) {
t = ((px-p1x) * dx + (py-p1y) * dy) / (dx*dx + dy*dy);
if (t > 1) {
p1x = p2x;
p1y = p2y;
} else if (t > 0) {
p1x += dx*t;
p1y += dy*t;
}
}
dx = px-p1x;
dy = py-p1y;
return dx*dx + dy*dy;
}
function simplifyPolygon(buffer) {
var
sqTolerance = 2,
len = buffer.length/2,
markers = new Uint8Array(len),
first = 0, last = len-1,
i,
maxSqDist,
sqDist,
index,
firstStack = [], lastStack = [],
newBuffer = [];
markers[first] = markers[last] = 1;
while (last) {
maxSqDist = 0;
for (i = first+1; i < last; i++) {
sqDist = getSquareSegmentDistance(
buffer[i *2], buffer[i *2 + 1],
buffer[first*2], buffer[first*2 + 1],
buffer[last *2], buffer[last *2 + 1]
);
if (sqDist > maxSqDist) {
index = i;
maxSqDist = sqDist;
}
}
if (maxSqDist > sqTolerance) {
markers[index] = 1;
firstStack.push(first);
lastStack.push(index);
firstStack.push(index);
lastStack.push(last);
}
first = firstStack.pop();
last = lastStack.pop();
}
for (i = 0; i < len; i++) {
if (markers[i]) {
newBuffer.push(buffer[i*2], buffer[i*2 + 1]);
}
}
return newBuffer;
}
function getCenter(footprint) {
var minX = Infinity, maxX = -Infinity, minY = Infinity, maxY = -Infinity;
for (var i = 0, il = footprint.length-3; i < il; i += 2) {
minX = min(minX, footprint[i]);
maxX = max(maxX, footprint[i]);
minY = min(minY, footprint[i+1]);
maxY = max(maxY, footprint[i+1]);
}
return { x:minX+(maxX-minX)/2 <<0, y:minY+(maxY-minY)/2 <<0 };
}
var EARTH_RADIUS = 6378137;
function getLonDelta(footprint) {
var minLon = 180, maxLon = -180;
for (var i = 0, il = footprint.length; i < il; i += 2) {
minLon = min(minLon, footprint[i+1]);
maxLon = max(maxLon, footprint[i+1]);
}
return (maxLon-minLon)/2;
}
//****** file: functions.js ******
function rad(deg) {
return deg * PI / 180;
}
function deg(rad) {
return rad / PI * 180;
}
function pixelToGeo(x, y) {
var res = {};
x /= MAP_SIZE;
y /= MAP_SIZE;
res[LAT] = y <= 0 ? 90 : y >= 1 ? -90 : deg(2 * atan(exp(PI * (1 - 2*y))) - HALF_PI);
res[LON] = (x === 1 ? 1 : (x%1 + 1) % 1) * 360 - 180;
return res;
}
function geoToPixel(lat, lon) {
var
latitude = min(1, max(0, 0.5 - (log(tan(QUARTER_PI + HALF_PI * lat / 180)) / PI) / 2)),
longitude = lon/360 + 0.5;
return {
x: longitude*MAP_SIZE <<0,
y: latitude *MAP_SIZE <<0
};
}
function fromRange(sVal, sMin, sMax, dMin, dMax) {
sVal = min(max(sVal, sMin), sMax);
var rel = (sVal-sMin) / (sMax-sMin),
range = dMax-dMin;
return min(max(dMin + rel*range, dMin), dMax);
}
function isVisible(polygon) {
var
maxX = WIDTH+ORIGIN_X,
maxY = HEIGHT+ORIGIN_Y;
// TODO: checking footprint is sufficient for visibility - NOT VALID FOR SHADOWS!
for (var i = 0, il = polygon.length-3; i < il; i+=2) {
if (polygon[i] > ORIGIN_X && polygon[i] < maxX && polygon[i+1] > ORIGIN_Y && polygon[i+1] < maxY) {
return true;
}
}
return false;
}
//数据请求 原来是在线OSMBuilding OSM与上请求 Builldings Geojson 数据
//****** file: Request.js ******
var Request = (function() {
//var cacheData = {};
//var cacheIndex = [];
//var cacheSize = 0;
//var maxCacheSize = 1024*1024 * 5; // 5MB
//
//function xhr(url, callback) {
// if (cacheData[url]) {
// if (callback) {
// callback(cacheData[url]);
// }
// return;
// }
//
// var req = new XMLHttpRequest();
//
// req.onreadystatechange = function() {
// if (req.readyState !== 4) {
// return;
// }
// if (!req.status || req.status < 200 || req.status > 299) {
// return;
// }
// if (callback && req.responseText) {
// var responseText = req.responseText;
//
// cacheData[url] = responseText;
// cacheIndex.push({ url: url, size: responseText.length });
// cacheSize += responseText.length;
//
// callback(responseText);
//
// while (cacheSize > maxCacheSize) {
// var item = cacheIndex.shift();
// cacheSize -= item.size;
// delete cacheData[item.url];
// }
// }
// };
//
// req.open('GET', url);
// req.send(null);
//
// return req;
//}
//
//return {
// loadJSON: function(url, callback) {
// return xhr(url, function(responseText) {
// var json;
// try {
// json = JSON.parse(responseText);
// } catch(ex) {}
// callback(json);
// });
// }
//};
}());
//****** file: Data.js ******
var Data = {
loadedItems: {}, // maintain a list of cached items in order to avoid duplicates on tile borders
items: [],
getPixelFootprint: function(buffer) {
var footprint = new Int32Array(buffer.length),
px;
for (var i = 0, il = buffer.length-1; i < il; i+=2) {
px = geoToPixel(buffer[i], buffer[i+1]);
footprint[i] = px.x;
footprint[i+1] = px.y;
}
footprint = simplifyPolygon(footprint);
if (footprint.length < 8) { // 3 points & end==start (*2)
return;
}
return footprint;
},
resetItems: function() {
this.items = [];
this.loadedItems = {};
HitAreas.reset();
},
addRenderItems: function(data, allAreNew) {
var item, scaledItem, id;
var geojson = GeoJSON.read(data);
for (var i = 0, il = geojson.length; i < il; i++) {
item = geojson[i];
id = item.id || [item.footprint[0], item.footprint[1], item.height, item.minHeight].join(',');
if (!this.loadedItems[id]) {
if ((scaledItem = this.scale(item))) {
scaledItem.scale = allAreNew ? 0 : 1;
this.items.push(scaledItem);
this.loadedItems[id] = 1;
}
}
}
fadeIn();
},
scale: function(item) {
var
res = {},
// TODO: calculate this on zoom change only
zoomScale = 6 / pow(2, ZOOM-MIN_ZOOM); // TODO: consider using HEIGHT / (global.devicePixelRatio || 1)
if (item.id) {
res.id = item.id;
}
res.height = min(item.height/zoomScale, MAX_HEIGHT);
res.minHeight = isNaN(item.minHeight) ? 0 : item.minHeight / zoomScale;
if (res.minHeight > MAX_HEIGHT) {
return;
}
res.footprint = this.getPixelFootprint(item.footprint);
if (!res.footprint) {
return;
}
res.center = getCenter(res.footprint);
if (item.radius) {
res.radius = item.radius*PIXEL_PER_DEG;
}
if (item.shape) {
res.shape = item.shape;
}
if (item.roofShape) {
res.roofShape = item.roofShape;
}
if ((res.roofShape === 'cone' || res.roofShape === 'dome') && !res.shape && isRotational(res.footprint)) {
res.shape = 'cylinder';
}
if (item.holes) {
res.holes = [];
var innerFootprint;
for (var i = 0, il = item.holes.length; i < il; i++) {
// TODO: simplify
if ((innerFootprint = this.getPixelFootprint(item.holes[i]))) {
res.holes.push(innerFootprint);
}
}
}
var color;
if (item.wallColor) {
if ((color = Color.parse(item.wallColor))) {
color = color.alpha(ZOOM_FACTOR);
res.altColor = ''+ color.lightness(0.8);
res.wallColor = ''+ color;
}
}
if (item.roofColor) {
if ((color = Color.parse(item.roofColor))) {
res.roofColor = ''+ color.alpha(ZOOM_FACTOR);
}
}
if (item.relationId) {
res.relationId = item.relationId;
}
res.hitColor = HitAreas.idToColor(item.relationId || item.id);
res.roofHeight = isNaN(item.roofHeight) ? 0 : item.roofHeight/zoomScale;
if (res.height+res.roofHeight <= res.minHeight) {
return;
}
return res;
},
set: function(data) {
this.isStatic = true;
this.resetItems();
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