Sindbad~EG File Manager
/*
YUI 3.17.2 (build 9c3c78e)
Copyright 2014 Yahoo! Inc. All rights reserved.
Licensed under the BSD License.
http://yuilibrary.com/license/
*/
YUI.add('graphics-vml', function (Y, NAME) {
var IMPLEMENTATION = "vml",
SHAPE = "shape",
SPLITPATHPATTERN = /[a-z][^a-z]*/ig,
SPLITARGSPATTERN = /[\-]?[0-9]*[0-9|\.][0-9]*/g,
Y_LANG = Y.Lang,
IS_NUM = Y_LANG.isNumber,
IS_ARRAY = Y_LANG.isArray,
Y_DOM = Y.DOM,
Y_SELECTOR = Y.Selector,
DOCUMENT = Y.config.doc,
AttributeLite = Y.AttributeLite,
VMLShape,
VMLCircle,
VMLPath,
VMLRect,
VMLEllipse,
VMLGraphic,
VMLPieSlice,
_getClassName = Y.ClassNameManager.getClassName;
function VMLDrawing() {}
/**
* <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Drawing.html">`Drawing`</a> class.
* `VMLDrawing` is not intended to be used directly. Instead, use the <a href="Drawing.html">`Drawing`</a> class.
* If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a>
* capabilities, the <a href="Drawing.html">`Drawing`</a> class will point to the `VMLDrawing` class.
*
* @module graphics
* @class VMLDrawing
* @constructor
*/
VMLDrawing.prototype = {
/**
* Maps path to methods
*
* @property _pathSymbolToMethod
* @type Object
* @private
*/
_pathSymbolToMethod: {
M: "moveTo",
m: "relativeMoveTo",
L: "lineTo",
l: "relativeLineTo",
C: "curveTo",
c: "relativeCurveTo",
Q: "quadraticCurveTo",
q: "relativeQuadraticCurveTo",
z: "closePath",
Z: "closePath"
},
/**
* Value for rounding up to coordsize
*
* @property _coordSpaceMultiplier
* @type Number
* @private
*/
_coordSpaceMultiplier: 100,
/**
* Rounds dimensions and position values based on the coordinate space.
*
* @method _round
* @param {Number} The value for rounding
* @return Number
* @private
*/
_round:function(val)
{
return Math.round(val * this._coordSpaceMultiplier);
},
/**
* Concatanates the path.
*
* @method _addToPath
* @param {String} val The value to add to the path string.
* @private
*/
_addToPath: function(val)
{
this._path = this._path || "";
if(this._movePath)
{
this._path += this._movePath;
this._movePath = null;
}
this._path += val;
},
/**
* Current x position of the drawing.
*
* @property _currentX
* @type Number
* @private
*/
_currentX: 0,
/**
* Current y position of the drqwing.
*
* @property _currentY
* @type Number
* @private
*/
_currentY: 0,
/**
* Draws a bezier curve.
*
* @method curveTo
* @param {Number} cp1x x-coordinate for the first control point.
* @param {Number} cp1y y-coordinate for the first control point.
* @param {Number} cp2x x-coordinate for the second control point.
* @param {Number} cp2y y-coordinate for the second control point.
* @param {Number} x x-coordinate for the end point.
* @param {Number} y y-coordinate for the end point.
* @chainable
*/
curveTo: function() {
this._curveTo.apply(this, [Y.Array(arguments), false]);
return this;
},
/**
* Draws a bezier curve.
*
* @method relativeCurveTo
* @param {Number} cp1x x-coordinate for the first control point.
* @param {Number} cp1y y-coordinate for the first control point.
* @param {Number} cp2x x-coordinate for the second control point.
* @param {Number} cp2y y-coordinate for the second control point.
* @param {Number} x x-coordinate for the end point.
* @param {Number} y y-coordinate for the end point.
* @chainable
*/
relativeCurveTo: function() {
this._curveTo.apply(this, [Y.Array(arguments), true]);
return this;
},
/**
* Implements curveTo methods.
*
* @method _curveTo
* @param {Array} args The arguments to be used.
* @param {Boolean} relative Indicates whether or not to use relative coordinates.
* @private
*/
_curveTo: function(args, relative) {
var w,
h,
x,
y,
cp1x,
cp1y,
cp2x,
cp2y,
pts,
right,
left,
bottom,
top,
i,
len,
path,
command = relative ? " v " : " c ",
relativeX = relative ? parseFloat(this._currentX) : 0,
relativeY = relative ? parseFloat(this._currentY) : 0;
len = args.length - 5;
path = command;
for(i = 0; i < len; i = i + 6)
{
cp1x = parseFloat(args[i]);
cp1y = parseFloat(args[i + 1]);
cp2x = parseFloat(args[i + 2]);
cp2y = parseFloat(args[i + 3]);
x = parseFloat(args[i + 4]);
y = parseFloat(args[i + 5]);
if(i > 0)
{
path = path + ", ";
}
path = path +
this._round(cp1x) +
", " +
this._round(cp1y) +
", " +
this._round(cp2x) +
", " +
this._round(cp2y) +
", " +
this._round(x) +
", " +
this._round(y);
cp1x = cp1x + relativeX;
cp1y = cp1y + relativeY;
cp2x = cp2x + relativeX;
cp2y = cp2y + relativeY;
x = x + relativeX;
y = y + relativeY;
right = Math.max(x, Math.max(cp1x, cp2x));
bottom = Math.max(y, Math.max(cp1y, cp2y));
left = Math.min(x, Math.min(cp1x, cp2x));
top = Math.min(y, Math.min(cp1y, cp2y));
w = Math.abs(right - left);
h = Math.abs(bottom - top);
pts = [[this._currentX, this._currentY] , [cp1x, cp1y], [cp2x, cp2y], [x, y]];
this._setCurveBoundingBox(pts, w, h);
this._currentX = x;
this._currentY = y;
}
this._addToPath(path);
},
/**
* Draws a quadratic bezier curve.
*
* @method quadraticCurveTo
* @param {Number} cpx x-coordinate for the control point.
* @param {Number} cpy y-coordinate for the control point.
* @param {Number} x x-coordinate for the end point.
* @param {Number} y y-coordinate for the end point.
* @chainable
*/
quadraticCurveTo: function() {
this._quadraticCurveTo.apply(this, [Y.Array(arguments), false]);
return this;
},
/**
* Draws a quadratic bezier curve relative to the current position.
*
* @method relativeQuadraticCurveTo
* @param {Number} cpx x-coordinate for the control point.
* @param {Number} cpy y-coordinate for the control point.
* @param {Number} x x-coordinate for the end point.
* @param {Number} y y-coordinate for the end point.
* @chainable
*/
relativeQuadraticCurveTo: function() {
this._quadraticCurveTo.apply(this, [Y.Array(arguments), true]);
return this;
},
/**
* Implements quadraticCurveTo methods.
*
* @method _quadraticCurveTo
* @param {Array} args The arguments to be used.
* @param {Boolean} relative Indicates whether or not to use relative coordinates.
* @private
*/
_quadraticCurveTo: function(args, relative) {
var cpx,
cpy,
cp1x,
cp1y,
cp2x,
cp2y,
x,
y,
currentX = this._currentX,
currentY = this._currentY,
i,
len = args.length - 3,
bezierArgs = [],
relativeX = relative ? parseFloat(this._currentX) : 0,
relativeY = relative ? parseFloat(this._currentY) : 0;
for(i = 0; i < len; i = i + 4)
{
cpx = parseFloat(args[i]) + relativeX;
cpy = parseFloat(args[i + 1]) + relativeY;
x = parseFloat(args[i + 2]) + relativeX;
y = parseFloat(args[i + 3]) + relativeY;
cp1x = currentX + 0.67*(cpx - currentX);
cp1y = currentY + 0.67*(cpy - currentY);
cp2x = cp1x + (x - currentX) * 0.34;
cp2y = cp1y + (y - currentY) * 0.34;
bezierArgs.push(cp1x);
bezierArgs.push(cp1y);
bezierArgs.push(cp2x);
bezierArgs.push(cp2y);
bezierArgs.push(x);
bezierArgs.push(y);
}
this._curveTo.apply(this, [bezierArgs, false]);
},
/**
* Draws a rectangle.
*
* @method drawRect
* @param {Number} x x-coordinate
* @param {Number} y y-coordinate
* @param {Number} w width
* @param {Number} h height
* @chainable
*/
drawRect: function(x, y, w, h) {
this.moveTo(x, y);
this.lineTo(x + w, y);
this.lineTo(x + w, y + h);
this.lineTo(x, y + h);
this.lineTo(x, y);
this._currentX = x;
this._currentY = y;
return this;
},
/**
* Draws a rectangle with rounded corners.
*
* @method drawRect
* @param {Number} x x-coordinate
* @param {Number} y y-coordinate
* @param {Number} w width
* @param {Number} h height
* @param {Number} ew width of the ellipse used to draw the rounded corners
* @param {Number} eh height of the ellipse used to draw the rounded corners
* @chainable
*/
drawRoundRect: function(x, y, w, h, ew, eh) {
this.moveTo(x, y + eh);
this.lineTo(x, y + h - eh);
this.quadraticCurveTo(x, y + h, x + ew, y + h);
this.lineTo(x + w - ew, y + h);
this.quadraticCurveTo(x + w, y + h, x + w, y + h - eh);
this.lineTo(x + w, y + eh);
this.quadraticCurveTo(x + w, y, x + w - ew, y);
this.lineTo(x + ew, y);
this.quadraticCurveTo(x, y, x, y + eh);
return this;
},
/**
* Draws a circle. Used internally by `CanvasCircle` class.
*
* @method drawCircle
* @param {Number} x y-coordinate
* @param {Number} y x-coordinate
* @param {Number} r radius
* @chainable
* @protected
*/
drawCircle: function(x, y, radius) {
var startAngle = 0,
endAngle = 360,
circum = radius * 2;
endAngle *= 65535;
this._drawingComplete = false;
this._trackSize(x + circum, y + circum);
this.moveTo((x + circum), (y + radius));
this._addToPath(
" ae " +
this._round(x + radius) +
", " +
this._round(y + radius) +
", " +
this._round(radius) +
", " +
this._round(radius) +
", " +
startAngle +
", " +
endAngle
);
return this;
},
/**
* Draws an ellipse.
*
* @method drawEllipse
* @param {Number} x x-coordinate
* @param {Number} y y-coordinate
* @param {Number} w width
* @param {Number} h height
* @chainable
* @protected
*/
drawEllipse: function(x, y, w, h) {
var startAngle = 0,
endAngle = 360,
radius = w * 0.5,
yRadius = h * 0.5;
endAngle *= 65535;
this._drawingComplete = false;
this._trackSize(x + w, y + h);
this.moveTo((x + w), (y + yRadius));
this._addToPath(
" ae " +
this._round(x + radius) +
", " +
this._round(x + radius) +
", " +
this._round(y + yRadius) +
", " +
this._round(radius) +
", " +
this._round(yRadius) +
", " +
startAngle +
", " +
endAngle
);
return this;
},
/**
* Draws a diamond.
*
* @method drawDiamond
* @param {Number} x y-coordinate
* @param {Number} y x-coordinate
* @param {Number} width width
* @param {Number} height height
* @chainable
* @protected
*/
drawDiamond: function(x, y, width, height)
{
var midWidth = width * 0.5,
midHeight = height * 0.5;
this.moveTo(x + midWidth, y);
this.lineTo(x + width, y + midHeight);
this.lineTo(x + midWidth, y + height);
this.lineTo(x, y + midHeight);
this.lineTo(x + midWidth, y);
return this;
},
/**
* Draws a wedge.
*
* @method drawWedge
* @param {Number} x x-coordinate of the wedge's center point
* @param {Number} y y-coordinate of the wedge's center point
* @param {Number} startAngle starting angle in degrees
* @param {Number} arc sweep of the wedge. Negative values draw clockwise.
* @param {Number} radius radius of wedge. If [optional] yRadius is defined, then radius is the x radius.
* @param {Number} yRadius [optional] y radius for wedge.
* @chainable
* @private
*/
drawWedge: function(x, y, startAngle, arc, radius)
{
var diameter = radius * 2;
if(Math.abs(arc) > 360)
{
arc = 360;
}
this._currentX = x;
this._currentY = y;
startAngle *= -65535;
arc *= 65536;
startAngle = Math.round(startAngle);
arc = Math.round(arc);
this.moveTo(x, y);
this._addToPath(
" ae " +
this._round(x) +
", " +
this._round(y) +
", " +
this._round(radius) +
" " +
this._round(radius) +
", " +
startAngle +
", " +
arc
);
this._trackSize(diameter, diameter);
return this;
},
/**
* Draws a line segment from the current drawing position to the specified x and y coordinates.
*
* @method lineTo
* @param {Number} point1 x-coordinate for the end point.
* @param {Number} point2 y-coordinate for the end point.
* @chainable
*/
lineTo: function()
{
this._lineTo.apply(this, [Y.Array(arguments), false]);
return this;
},
/**
* Draws a line segment using the current line style from the current drawing position to the relative x and y coordinates.
*
* @method relativeLineTo
* @param {Number} point1 x-coordinate for the end point.
* @param {Number} point2 y-coordinate for the end point.
* @chainable
*/
relativeLineTo: function()
{
this._lineTo.apply(this, [Y.Array(arguments), true]);
return this;
},
/**
* Implements lineTo methods.
*
* @method _lineTo
* @param {Array} args The arguments to be used.
* @param {Boolean} relative Indicates whether or not to use relative coordinates.
* @private
*/
_lineTo: function(args, relative) {
var point1 = args[0],
i,
len,
x,
y,
path = relative ? " r " : " l ",
relativeX = relative ? parseFloat(this._currentX) : 0,
relativeY = relative ? parseFloat(this._currentY) : 0;
if (typeof point1 === "string" || typeof point1 === "number") {
len = args.length - 1;
for (i = 0; i < len; i = i + 2) {
x = parseFloat(args[i]);
y = parseFloat(args[i + 1]);
path += ' ' + this._round(x) + ', ' + this._round(y);
x = x + relativeX;
y = y + relativeY;
this._currentX = x;
this._currentY = y;
this._trackSize.apply(this, [x, y]);
}
}
else
{
len = args.length;
for (i = 0; i < len; i = i + 1) {
x = parseFloat(args[i][0]);
y = parseFloat(args[i][1]);
path += ' ' + this._round(x) + ', ' + this._round(y);
x = x + relativeX;
y = y + relativeY;
this._currentX = x;
this._currentY = y;
this._trackSize.apply(this, [x, y]);
}
}
this._addToPath(path);
return this;
},
/**
* Moves the current drawing position to specified x and y coordinates.
*
* @method moveTo
* @param {Number} x x-coordinate for the end point.
* @param {Number} y y-coordinate for the end point.
* @chainable
*/
moveTo: function()
{
this._moveTo.apply(this, [Y.Array(arguments), false]);
return this;
},
/**
* Moves the current drawing position relative to specified x and y coordinates.
*
* @method relativeMoveTo
* @param {Number} x x-coordinate for the end point.
* @param {Number} y y-coordinate for the end point.
* @chainable
*/
relativeMoveTo: function()
{
this._moveTo.apply(this, [Y.Array(arguments), true]);
return this;
},
/**
* Implements moveTo methods.
*
* @method _moveTo
* @param {Array} args The arguments to be used.
* @param {Boolean} relative Indicates whether or not to use relative coordinates.
* @private
*/
_moveTo: function(args, relative) {
var x = parseFloat(args[0]),
y = parseFloat(args[1]),
command = relative ? " t " : " m ",
relativeX = relative ? parseFloat(this._currentX) : 0,
relativeY = relative ? parseFloat(this._currentY) : 0;
this._movePath = command + this._round(x) + ", " + this._round(y);
x = x + relativeX;
y = y + relativeY;
this._trackSize(x, y);
this._currentX = x;
this._currentY = y;
},
/**
* Draws the graphic.
*
* @method _draw
* @private
*/
_closePath: function()
{
var fill = this.get("fill"),
stroke = this.get("stroke"),
node = this.node,
w = this.get("width"),
h = this.get("height"),
path = this._path,
pathEnd = "",
multiplier = this._coordSpaceMultiplier;
this._fillChangeHandler();
this._strokeChangeHandler();
if(path)
{
if(fill && fill.color)
{
pathEnd += ' x';
}
if(stroke)
{
pathEnd += ' e';
}
}
if(path)
{
node.path = path + pathEnd;
}
if(!isNaN(w) && !isNaN(h))
{
node.coordOrigin = this._left + ", " + this._top;
node.coordSize = (w * multiplier) + ", " + (h * multiplier);
node.style.position = "absolute";
node.style.width = w + "px";
node.style.height = h + "px";
}
this._path = path;
this._movePath = null;
this._updateTransform();
},
/**
* Completes a drawing operation.
*
* @method end
* @chainable
*/
end: function()
{
this._closePath();
return this;
},
/**
* Ends a fill and stroke
*
* @method closePath
* @chainable
*/
closePath: function()
{
this._addToPath(" x e");
return this;
},
/**
* Clears the path.
*
* @method clear
* @chainable
*/
clear: function()
{
this._right = 0;
this._bottom = 0;
this._width = 0;
this._height = 0;
this._left = 0;
this._top = 0;
this._path = "";
this._movePath = null;
return this;
},
/**
* Returns the points on a curve
*
* @method getBezierData
* @param Array points Array containing the begin, end and control points of a curve.
* @param Number t The value for incrementing the next set of points.
* @return Array
* @private
*/
getBezierData: function(points, t) {
var n = points.length,
tmp = [],
i,
j;
for (i = 0; i < n; ++i){
tmp[i] = [points[i][0], points[i][1]]; // save input
}
for (j = 1; j < n; ++j) {
for (i = 0; i < n - j; ++i) {
tmp[i][0] = (1 - t) * tmp[i][0] + t * tmp[parseInt(i + 1, 10)][0];
tmp[i][1] = (1 - t) * tmp[i][1] + t * tmp[parseInt(i + 1, 10)][1];
}
}
return [ tmp[0][0], tmp[0][1] ];
},
/**
* Calculates the bounding box for a curve
*
* @method _setCurveBoundingBox
* @param Array pts Array containing points for start, end and control points of a curve.
* @param Number w Width used to calculate the number of points to describe the curve.
* @param Number h Height used to calculate the number of points to describe the curve.
* @private
*/
_setCurveBoundingBox: function(pts, w, h)
{
var i,
left = this._currentX,
right = left,
top = this._currentY,
bottom = top,
len = Math.round(Math.sqrt((w * w) + (h * h))),
t = 1/len,
xy;
for(i = 0; i < len; ++i)
{
xy = this.getBezierData(pts, t * i);
left = isNaN(left) ? xy[0] : Math.min(xy[0], left);
right = isNaN(right) ? xy[0] : Math.max(xy[0], right);
top = isNaN(top) ? xy[1] : Math.min(xy[1], top);
bottom = isNaN(bottom) ? xy[1] : Math.max(xy[1], bottom);
}
left = Math.round(left * 10)/10;
right = Math.round(right * 10)/10;
top = Math.round(top * 10)/10;
bottom = Math.round(bottom * 10)/10;
this._trackSize(right, bottom);
this._trackSize(left, top);
},
/**
* Updates the size of the graphics object
*
* @method _trackSize
* @param {Number} w width
* @param {Number} h height
* @private
*/
_trackSize: function(w, h) {
if (w > this._right) {
this._right = w;
}
if(w < this._left)
{
this._left = w;
}
if (h < this._top)
{
this._top = h;
}
if (h > this._bottom)
{
this._bottom = h;
}
this._width = this._right - this._left;
this._height = this._bottom - this._top;
},
_left: 0,
_right: 0,
_top: 0,
_bottom: 0,
_width: 0,
_height: 0
};
Y.VMLDrawing = VMLDrawing;
/**
* <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Shape.html">`Shape`</a> class.
* `VMLShape` is not intended to be used directly. Instead, use the <a href="Shape.html">`Shape`</a> class.
* If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a>
* capabilities, the <a href="Shape.html">`Shape`</a> class will point to the `VMLShape` class.
*
* @module graphics
* @class VMLShape
* @constructor
* @param {Object} cfg (optional) Attribute configs
*/
VMLShape = function()
{
this._transforms = [];
this.matrix = new Y.Matrix();
this._normalizedMatrix = new Y.Matrix();
VMLShape.superclass.constructor.apply(this, arguments);
};
VMLShape.NAME = "shape";
Y.extend(VMLShape, Y.GraphicBase, Y.mix({
/**
* Indicates the type of shape
*
* @property _type
* @type String
* @private
*/
_type: "shape",
/**
* Init method, invoked during construction.
* Calls `initializer` method.
*
* @method init
* @protected
*/
init: function()
{
this.initializer.apply(this, arguments);
},
/**
* Initializes the shape
*
* @private
* @method _initialize
*/
initializer: function(cfg)
{
var host = this,
graphic = cfg.graphic,
data = this.get("data");
host.createNode();
if(graphic)
{
this._setGraphic(graphic);
}
if(data)
{
host._parsePathData(data);
}
this._updateHandler();
},
/**
* Set the Graphic instance for the shape.
*
* @method _setGraphic
* @param {Graphic | Node | HTMLElement | String} render This param is used to determine the graphic instance. If it is a
* `Graphic` instance, it will be assigned to the `graphic` attribute. Otherwise, a new Graphic instance will be created
* and rendered into the dom element that the render represents.
* @private
*/
_setGraphic: function(render)
{
var graphic;
if(render instanceof Y.VMLGraphic)
{
this._graphic = render;
}
else
{
graphic = new Y.VMLGraphic({
render: render
});
graphic._appendShape(this);
this._graphic = graphic;
this._appendStrokeAndFill();
}
},
/**
* Appends fill and stroke nodes to the shape.
*
* @method _appendStrokeAndFill
* @private
*/
_appendStrokeAndFill: function()
{
if(this._strokeNode)
{
this.node.appendChild(this._strokeNode);
}
if(this._fillNode)
{
this.node.appendChild(this._fillNode);
}
},
/**
* Creates the dom node for the shape.
*
* @method createNode
* @return HTMLElement
* @private
*/
createNode: function()
{
var node,
concat = this._camelCaseConcat,
x = this.get("x"),
y = this.get("y"),
w = this.get("width"),
h = this.get("height"),
id,
type,
name = this.name,
nodestring,
visibility = this.get("visible") ? "visible" : "hidden",
strokestring,
classString,
stroke,
endcap,
opacity,
joinstyle,
miterlimit,
dashstyle,
fill,
fillstring;
id = this.get("id");
type = this._type === "path" ? "shape" : this._type;
classString = _getClassName(SHAPE) +
" " +
_getClassName(concat(IMPLEMENTATION, SHAPE)) +
" " +
_getClassName(name) +
" " +
_getClassName(concat(IMPLEMENTATION, name)) +
" " +
IMPLEMENTATION +
type;
stroke = this._getStrokeProps();
fill = this._getFillProps();
nodestring = '<' +
type +
' xmlns="urn:schemas-microsft.com:vml" id="' +
id +
'" class="' +
classString +
'" style="behavior:url(#default#VML);display:inline-block;position:absolute;left:' +
x +
'px;top:' +
y +
'px;width:' +
w +
'px;height:' +
h +
'px;visibility:' +
visibility +
'"';
if(stroke && stroke.weight && stroke.weight > 0)
{
endcap = stroke.endcap;
opacity = parseFloat(stroke.opacity);
joinstyle = stroke.joinstyle;
miterlimit = stroke.miterlimit;
dashstyle = stroke.dashstyle;
nodestring += ' stroked="t" strokecolor="' + stroke.color + '" strokeWeight="' + stroke.weight + 'px"';
strokestring = '<stroke class="vmlstroke"' +
' xmlns="urn:schemas-microsft.com:vml"' +
' on="t"' +
' style="behavior:url(#default#VML);display:inline-block;"' +
' opacity="' + opacity + '"';
if(endcap)
{
strokestring += ' endcap="' + endcap + '"';
}
if(joinstyle)
{
strokestring += ' joinstyle="' + joinstyle + '"';
}
if(miterlimit)
{
strokestring += ' miterlimit="' + miterlimit + '"';
}
if(dashstyle)
{
strokestring += ' dashstyle="' + dashstyle + '"';
}
strokestring += '></stroke>';
this._strokeNode = DOCUMENT.createElement(strokestring);
nodestring += ' stroked="t"';
}
else
{
nodestring += ' stroked="f"';
}
if(fill)
{
if(fill.node)
{
fillstring = fill.node;
this._fillNode = DOCUMENT.createElement(fillstring);
}
if(fill.color)
{
nodestring += ' fillcolor="' + fill.color + '"';
}
nodestring += ' filled="' + fill.filled + '"';
}
nodestring += '>';
nodestring += '</' + type + '>';
node = DOCUMENT.createElement(nodestring);
this.node = node;
this._strokeFlag = false;
this._fillFlag = false;
},
/**
* Add a class name to each node.
*
* @method addClass
* @param {String} className the class name to add to the node's class attribute
*/
addClass: function(className)
{
var node = this.node;
Y_DOM.addClass(node, className);
},
/**
* Removes a class name from each node.
*
* @method removeClass
* @param {String} className the class name to remove from the node's class attribute
*/
removeClass: function(className)
{
var node = this.node;
Y_DOM.removeClass(node, className);
},
/**
* Gets the current position of the node in page coordinates.
*
* @method getXY
* @return Array The XY position of the shape.
*/
getXY: function()
{
var graphic = this._graphic,
parentXY = graphic.getXY(),
x = this.get("x"),
y = this.get("y");
return [parentXY[0] + x, parentXY[1] + y];
},
/**
* Set the position of the shape in page coordinates, regardless of how the node is positioned.
*
* @method setXY
* @param {Array} Contains x & y values for new position (coordinates are page-based)
*
*/
setXY: function(xy)
{
var graphic = this._graphic,
parentXY = graphic.getXY();
this.set("x", xy[0] - parentXY[0]);
this.set("y", xy[1] - parentXY[1]);
},
/**
* Determines whether the node is an ancestor of another HTML element in the DOM hierarchy.
*
* @method contains
* @param {VMLShape | HTMLElement} needle The possible node or descendent
* @return Boolean Whether or not this shape is the needle or its ancestor.
*/
contains: function(needle)
{
var node = needle instanceof Y.Node ? needle._node : needle;
return node === this.node;
},
/**
* Compares nodes to determine if they match.
* Node instances can be compared to each other and/or HTMLElements.
* @method compareTo
* @param {HTMLElement | Node} refNode The reference node to compare to the node.
* @return {Boolean} True if the nodes match, false if they do not.
*/
compareTo: function(refNode) {
var node = this.node;
return node === refNode;
},
/**
* Test if the supplied node matches the supplied selector.
*
* @method test
* @param {String} selector The CSS selector to test against.
* @return Boolean Wheter or not the shape matches the selector.
*/
test: function(selector)
{
return Y_SELECTOR.test(this.node, selector);
},
/**
* Calculates and returns properties for setting an initial stroke.
*
* @method _getStrokeProps
* @return Object
*
* @private
*/
_getStrokeProps: function()
{
var props,
stroke = this.get("stroke"),
strokeOpacity,
dashstyle,
dash = "",
val,
i = 0,
len,
linecap,
linejoin;
if(stroke && stroke.weight && stroke.weight > 0)
{
props = {};
linecap = stroke.linecap || "flat";
linejoin = stroke.linejoin || "round";
if(linecap !== "round" && linecap !== "square")
{
linecap = "flat";
}
strokeOpacity = parseFloat(stroke.opacity);
dashstyle = stroke.dashstyle || "none";
stroke.color = stroke.color || "#000000";
stroke.weight = stroke.weight || 1;
stroke.opacity = IS_NUM(strokeOpacity) ? strokeOpacity : 1;
props.stroked = true;
props.color = stroke.color;
props.weight = stroke.weight;
props.endcap = linecap;
props.opacity = stroke.opacity;
if(IS_ARRAY(dashstyle))
{
dash = [];
len = dashstyle.length;
for(i = 0; i < len; ++i)
{
val = dashstyle[i];
dash[i] = val / stroke.weight;
}
}
if(linejoin === "round" || linejoin === "bevel")
{
props.joinstyle = linejoin;
}
else
{
linejoin = parseInt(linejoin, 10);
if(IS_NUM(linejoin))
{
props.miterlimit = Math.max(linejoin, 1);
props.joinstyle = "miter";
}
}
props.dashstyle = dash;
}
return props;
},
/**
* Adds a stroke to the shape node.
*
* @method _strokeChangeHandler
* @private
*/
_strokeChangeHandler: function()
{
if(!this._strokeFlag)
{
return;
}
var node = this.node,
stroke = this.get("stroke"),
strokeOpacity,
dashstyle,
dash = "",
val,
i = 0,
len,
linecap,
linejoin;
if(stroke && stroke.weight && stroke.weight > 0)
{
linecap = stroke.linecap || "flat";
linejoin = stroke.linejoin || "round";
if(linecap !== "round" && linecap !== "square")
{
linecap = "flat";
}
strokeOpacity = parseFloat(stroke.opacity);
dashstyle = stroke.dashstyle || "none";
stroke.color = stroke.color || "#000000";
stroke.weight = stroke.weight || 1;
stroke.opacity = IS_NUM(strokeOpacity) ? strokeOpacity : 1;
node.stroked = true;
node.strokeColor = stroke.color;
node.strokeWeight = stroke.weight + "px";
if(!this._strokeNode)
{
this._strokeNode = this._createGraphicNode("stroke");
node.appendChild(this._strokeNode);
}
this._strokeNode.endcap = linecap;
this._strokeNode.opacity = stroke.opacity;
if(IS_ARRAY(dashstyle))
{
dash = [];
len = dashstyle.length;
for(i = 0; i < len; ++i)
{
val = dashstyle[i];
dash[i] = val / stroke.weight;
}
}
if(linejoin === "round" || linejoin === "bevel")
{
this._strokeNode.joinstyle = linejoin;
}
else
{
linejoin = parseInt(linejoin, 10);
if(IS_NUM(linejoin))
{
this._strokeNode.miterlimit = Math.max(linejoin, 1);
this._strokeNode.joinstyle = "miter";
}
}
this._strokeNode.dashstyle = dash;
this._strokeNode.on = true;
}
else
{
if(this._strokeNode)
{
this._strokeNode.on = false;
}
node.stroked = false;
}
this._strokeFlag = false;
},
/**
* Calculates and returns properties for setting an initial fill.
*
* @method _getFillProps
* @return Object
*
* @private
*/
_getFillProps: function()
{
var fill = this.get("fill"),
fillOpacity,
props,
gradient,
i,
fillstring,
filled = false;
if(fill)
{
props = {};
if(fill.type === "radial" || fill.type === "linear")
{
fillOpacity = parseFloat(fill.opacity);
fillOpacity = IS_NUM(fillOpacity) ? fillOpacity : 1;
filled = true;
gradient = this._getGradientFill(fill);
fillstring = '<fill xmlns="urn:schemas-microsft.com:vml"' +
' class="vmlfill" style="behavior:url(#default#VML);display:inline-block;"' +
' opacity="' + fillOpacity + '"';
for(i in gradient)
{
if(gradient.hasOwnProperty(i))
{
fillstring += ' ' + i + '="' + gradient[i] + '"';
}
}
fillstring += ' />';
props.node = fillstring;
}
else if(fill.color)
{
fillOpacity = parseFloat(fill.opacity);
filled = true;
props.color = fill.color;
if(IS_NUM(fillOpacity))
{
fillOpacity = Math.max(Math.min(fillOpacity, 1), 0);
props.opacity = fillOpacity;
if(fillOpacity < 1)
{
props.node = '<fill xmlns="urn:schemas-microsft.com:vml"' +
' class="vmlfill" style="behavior:url(#default#VML);display:inline-block;"' +
' type="solid" opacity="' + fillOpacity + '"/>';
}
}
}
props.filled = filled;
}
return props;
},
/**
* Adds a fill to the shape node.
*
* @method _fillChangeHandler
* @private
*/
_fillChangeHandler: function()
{
if(!this._fillFlag)
{
return;
}
var node = this.node,
fill = this.get("fill"),
fillOpacity,
fillstring,
filled = false,
i,
gradient;
if(fill)
{
if(fill.type === "radial" || fill.type === "linear")
{
filled = true;
gradient = this._getGradientFill(fill);
if(this._fillNode)
{
for(i in gradient)
{
if(gradient.hasOwnProperty(i))
{
if(i === "colors")
{
this._fillNode.colors.value = gradient[i];
}
else
{
this._fillNode[i] = gradient[i];
}
}
}
}
else
{
fillstring = '<fill xmlns="urn:schemas-microsft.com:vml"' +
' class="vmlfill"' +
' style="behavior:url(#default#VML);display:inline-block;"';
for(i in gradient)
{
if(gradient.hasOwnProperty(i))
{
fillstring += ' ' + i + '="' + gradient[i] + '"';
}
}
fillstring += ' />';
this._fillNode = DOCUMENT.createElement(fillstring);
node.appendChild(this._fillNode);
}
}
else if(fill.color)
{
node.fillcolor = fill.color;
fillOpacity = parseFloat(fill.opacity);
filled = true;
if(IS_NUM(fillOpacity) && fillOpacity < 1)
{
fill.opacity = fillOpacity;
if(this._fillNode)
{
if(this._fillNode.getAttribute("type") !== "solid")
{
this._fillNode.type = "solid";
}
this._fillNode.opacity = fillOpacity;
}
else
{
fillstring = '<fill xmlns="urn:schemas-microsft.com:vml"' +
' class="vmlfill"' +
' style="behavior:url(#default#VML);display:inline-block;"' +
' type="solid"' +
' opacity="' + fillOpacity + '"' +
'/>';
this._fillNode = DOCUMENT.createElement(fillstring);
node.appendChild(this._fillNode);
}
}
else if(this._fillNode)
{
this._fillNode.opacity = 1;
this._fillNode.type = "solid";
}
}
}
node.filled = filled;
this._fillFlag = false;
},
//not used. remove next release.
_updateFillNode: function(node)
{
if(!this._fillNode)
{
this._fillNode = this._createGraphicNode("fill");
node.appendChild(this._fillNode);
}
},
/**
* Calculates and returns an object containing gradient properties for a fill node.
*
* @method _getGradientFill
* @param {Object} fill Object containing fill properties.
* @return Object
* @private
*/
_getGradientFill: function(fill)
{
var gradientProps = {},
gradientBoxWidth,
gradientBoxHeight,
type = fill.type,
w = this.get("width"),
h = this.get("height"),
isNumber = IS_NUM,
stop,
stops = fill.stops,
len = stops.length,
opacity,
color,
i,
oi,
colorstring = "",
cx = fill.cx,
cy = fill.cy,
fx = fill.fx,
fy = fill.fy,
r = fill.r,
pct,
rotation = fill.rotation || 0;
if(type === "linear")
{
if(rotation <= 270)
{
rotation = Math.abs(rotation - 270);
}
else if(rotation < 360)
{
rotation = 270 + (360 - rotation);
}
else
{
rotation = 270;
}
gradientProps.type = "gradient";//"gradientunscaled";
gradientProps.angle = rotation;
}
else if(type === "radial")
{
gradientBoxWidth = w * (r * 2);
gradientBoxHeight = h * (r * 2);
fx = r * 2 * (fx - 0.5);
fy = r * 2 * (fy - 0.5);
fx += cx;
fy += cy;
gradientProps.focussize = (gradientBoxWidth/w)/10 + "% " + (gradientBoxHeight/h)/10 + "%";
gradientProps.alignshape = false;
gradientProps.type = "gradientradial";
gradientProps.focus = "100%";
gradientProps.focusposition = Math.round(fx * 100) + "% " + Math.round(fy * 100) + "%";
}
for(i = 0;i < len; ++i) {
stop = stops[i];
color = stop.color;
opacity = stop.opacity;
opacity = isNumber(opacity) ? opacity : 1;
pct = stop.offset || i/(len-1);
pct *= (r * 2);
pct = Math.round(100 * pct) + "%";
oi = i > 0 ? i + 1 : "";
gradientProps["opacity" + oi] = opacity + "";
colorstring += ", " + pct + " " + color;
}
if(parseFloat(pct) < 100)
{
colorstring += ", 100% " + color;
}
gradientProps.colors = colorstring.substr(2);
return gradientProps;
},
/**
* Adds a transform to the shape.
*
* @method _addTransform
* @param {String} type The transform being applied.
* @param {Array} args The arguments for the transform.
* @private
*/
_addTransform: function(type, args)
{
args = Y.Array(args);
this._transform = Y_LANG.trim(this._transform + " " + type + "(" + args.join(", ") + ")");
args.unshift(type);
this._transforms.push(args);
if(this.initialized)
{
this._updateTransform();
}
},
/**
* Applies all transforms.
*
* @method _updateTransform
* @private
*/
_updateTransform: function()
{
var node = this.node,
key,
transform,
transformOrigin,
x = this.get("x"),
y = this.get("y"),
tx,
ty,
matrix = this.matrix,
normalizedMatrix = this._normalizedMatrix,
isPathShape = this instanceof Y.VMLPath,
i,
len = this._transforms.length;
if(this._transforms && this._transforms.length > 0)
{
transformOrigin = this.get("transformOrigin");
if(isPathShape)
{
normalizedMatrix.translate(this._left, this._top);
}
//vml skew matrix transformOrigin ranges from -0.5 to 0.5.
//subtract 0.5 from values
tx = transformOrigin[0] - 0.5;
ty = transformOrigin[1] - 0.5;
//ensure the values are within the appropriate range to avoid errors
tx = Math.max(-0.5, Math.min(0.5, tx));
ty = Math.max(-0.5, Math.min(0.5, ty));
for(i = 0; i < len; ++i)
{
key = this._transforms[i].shift();
if(key)
{
normalizedMatrix[key].apply(normalizedMatrix, this._transforms[i]);
matrix[key].apply(matrix, this._transforms[i]);
}
}
if(isPathShape)
{
normalizedMatrix.translate(-this._left, -this._top);
}
transform = normalizedMatrix.a + "," +
normalizedMatrix.c + "," +
normalizedMatrix.b + "," +
normalizedMatrix.d + "," +
0 + "," +
0;
}
this._graphic.addToRedrawQueue(this);
if(transform)
{
if(!this._skew)
{
this._skew = DOCUMENT.createElement(
'<skew class="vmlskew"' +
' xmlns="urn:schemas-microsft.com:vml"' +
' on="false"' +
' style="behavior:url(#default#VML);display:inline-block;"' +
'/>'
);
this.node.appendChild(this._skew);
}
this._skew.matrix = transform;
this._skew.on = true;
//this._skew.offset = this._getSkewOffsetValue(normalizedMatrix.dx) + "px, " + this._getSkewOffsetValue(normalizedMatrix.dy) + "px";
this._skew.origin = tx + ", " + ty;
}
if(this._type !== "path")
{
this._transforms = [];
}
//add the translate to the x and y coordinates
node.style.left = (x + this._getSkewOffsetValue(normalizedMatrix.dx)) + "px";
node.style.top = (y + this._getSkewOffsetValue(normalizedMatrix.dy)) + "px";
},
/**
* Normalizes the skew offset values between -32767 and 32767.
*
* @method _getSkewOffsetValue
* @param {Number} val The value to normalize
* @return Number
* @private
*/
_getSkewOffsetValue: function(val)
{
var sign = Y.MatrixUtil.sign(val),
absVal = Math.abs(val);
val = Math.min(absVal, 32767) * sign;
return val;
},
/**
* Storage for translateX
*
* @property _translateX
* @type Number
* @private
*/
_translateX: 0,
/**
* Storage for translateY
*
* @property _translateY
* @type Number
* @private
*/
_translateY: 0,
/**
* Storage for the transform attribute.
*
* @property _transform
* @type String
* @private
*/
_transform: "",
/**
* Specifies a 2d translation.
*
* @method translate
* @param {Number} x The value to translate on the x-axis.
* @param {Number} y The value to translate on the y-axis.
*/
translate: function(x, y)
{
this._translateX += x;
this._translateY += y;
this._addTransform("translate", arguments);
},
/**
* Translates the shape along the x-axis. When translating x and y coordinates,
* use the `translate` method.
*
* @method translateX
* @param {Number} x The value to translate.
*/
translateX: function(x)
{
this._translateX += x;
this._addTransform("translateX", arguments);
},
/**
* Performs a translate on the y-coordinate. When translating x and y coordinates,
* use the `translate` method.
*
* @method translateY
* @param {Number} y The value to translate.
*/
translateY: function(y)
{
this._translateY += y;
this._addTransform("translateY", arguments);
},
/**
* Skews the shape around the x-axis and y-axis.
*
* @method skew
* @param {Number} x The value to skew on the x-axis.
* @param {Number} y The value to skew on the y-axis.
*/
skew: function()
{
this._addTransform("skew", arguments);
},
/**
* Skews the shape around the x-axis.
*
* @method skewX
* @param {Number} x x-coordinate
*/
skewX: function()
{
this._addTransform("skewX", arguments);
},
/**
* Skews the shape around the y-axis.
*
* @method skewY
* @param {Number} y y-coordinate
*/
skewY: function()
{
this._addTransform("skewY", arguments);
},
/**
* Rotates the shape clockwise around it transformOrigin.
*
* @method rotate
* @param {Number} deg The degree of the rotation.
*/
rotate: function()
{
this._addTransform("rotate", arguments);
},
/**
* Specifies a 2d scaling operation.
*
* @method scale
* @param {Number} val
*/
scale: function()
{
this._addTransform("scale", arguments);
},
/**
* Overrides default `on` method. Checks to see if its a dom interaction event. If so,
* return an event attached to the `node` element. If not, return the normal functionality.
*
* @method on
* @param {String} type event type
* @param {Object} callback function
* @private
*/
on: function(type, fn)
{
if(Y.Node.DOM_EVENTS[type])
{
return Y.on(type, fn, "#" + this.get("id"));
}
return Y.on.apply(this, arguments);
},
/**
* Draws the shape.
*
* @method _draw
* @private
*/
_draw: function()
{
},
/**
* Updates `Shape` based on attribute changes.
*
* @method _updateHandler
* @private
*/
_updateHandler: function()
{
var host = this,
node = host.node;
host._fillChangeHandler();
host._strokeChangeHandler();
node.style.width = this.get("width") + "px";
node.style.height = this.get("height") + "px";
this._draw();
host._updateTransform();
},
/**
* Creates a graphic node
*
* @method _createGraphicNode
* @param {String} type node type to create
* @return HTMLElement
* @private
*/
_createGraphicNode: function(type)
{
type = type || this._type;
return DOCUMENT.createElement(
'<' + type +
' xmlns="urn:schemas-microsft.com:vml"' +
' style="behavior:url(#default#VML);display:inline-block;"' +
' class="vml' + type + '"' +
'/>'
);
},
/**
* Value function for fill attribute
*
* @private
* @method _getDefaultFill
* @return Object
*/
_getDefaultFill: function() {
return {
type: "solid",
opacity: 1,
cx: 0.5,
cy: 0.5,
fx: 0.5,
fy: 0.5,
r: 0.5
};
},
/**
* Value function for stroke attribute
*
* @private
* @method _getDefaultStroke
* @return Object
*/
_getDefaultStroke: function()
{
return {
weight: 1,
dashstyle: "none",
color: "#000",
opacity: 1.0
};
},
/**
* Sets the value of an attribute.
*
* @method set
* @param {String|Object} name The name of the attribute. Alternatively, an object of key value pairs can
* be passed in to set multiple attributes at once.
* @param {Any} value The value to set the attribute to. This value is ignored if an object is received as
* the name param.
*/
set: function()
{
var host = this;
AttributeLite.prototype.set.apply(host, arguments);
if(host.initialized)
{
host._updateHandler();
}
},
/**
* Returns the bounds for a shape.
*
* Calculates the a new bounding box from the original corner coordinates (base on size and position) and the transform matrix.
* The calculated bounding box is used by the graphic instance to calculate its viewBox.
*
* @method getBounds
* @return Object
*/
getBounds: function()
{
var isPathShape = this instanceof Y.VMLPath,
w = this.get("width"),
h = this.get("height"),
x = this.get("x"),
y = this.get("y");
if(isPathShape)
{
x = x + this._left;
y = y + this._top;
w = this._right - this._left;
h = this._bottom - this._top;
}
return this._getContentRect(w, h, x, y);
},
/**
* Calculates the bounding box for the shape.
*
* @method _getContentRect
* @param {Number} w width of the shape
* @param {Number} h height of the shape
* @param {Number} x x-coordinate of the shape
* @param {Number} y y-coordinate of the shape
* @private
*/
_getContentRect: function(w, h, x, y)
{
var transformOrigin = this.get("transformOrigin"),
transformX = transformOrigin[0] * w,
transformY = transformOrigin[1] * h,
transforms = this.matrix.getTransformArray(this.get("transform")),
matrix = new Y.Matrix(),
i,
len = transforms.length,
transform,
key,
contentRect,
isPathShape = this instanceof Y.VMLPath;
if(isPathShape)
{
matrix.translate(this._left, this._top);
}
transformX = !isNaN(transformX) ? transformX : 0;
transformY = !isNaN(transformY) ? transformY : 0;
matrix.translate(transformX, transformY);
for(i = 0; i < len; i = i + 1)
{
transform = transforms[i];
key = transform.shift();
if(key)
{
matrix[key].apply(matrix, transform);
}
}
matrix.translate(-transformX, -transformY);
if(isPathShape)
{
matrix.translate(-this._left, -this._top);
}
contentRect = matrix.getContentRect(w, h, x, y);
return contentRect;
},
/**
* Places the shape above all other shapes.
*
* @method toFront
*/
toFront: function()
{
var graphic = this.get("graphic");
if(graphic)
{
graphic._toFront(this);
}
},
/**
* Places the shape underneath all other shapes.
*
* @method toFront
*/
toBack: function()
{
var graphic = this.get("graphic");
if(graphic)
{
graphic._toBack(this);
}
},
/**
* Parses path data string and call mapped methods.
*
* @method _parsePathData
* @param {String} val The path data
* @private
*/
_parsePathData: function(val)
{
var method,
methodSymbol,
args,
commandArray = Y.Lang.trim(val.match(SPLITPATHPATTERN)),
i,
len,
str,
symbolToMethod = this._pathSymbolToMethod;
if(commandArray)
{
this.clear();
len = commandArray.length || 0;
for(i = 0; i < len; i = i + 1)
{
str = commandArray[i];
methodSymbol = str.substr(0, 1);
args = str.substr(1).match(SPLITARGSPATTERN);
method = symbolToMethod[methodSymbol];
if(method)
{
if(args)
{
this[method].apply(this, args);
}
else
{
this[method].apply(this);
}
}
}
this.end();
}
},
/**
* Destroys shape
*
* @method destroy
*/
destroy: function()
{
var graphic = this.get("graphic");
if(graphic)
{
graphic.removeShape(this);
}
else
{
this._destroy();
}
},
/**
* Implementation for shape destruction
*
* @method destroy
* @protected
*/
_destroy: function()
{
if(this.node)
{
if(this._fillNode)
{
this.node.removeChild(this._fillNode);
this._fillNode = null;
}
if(this._strokeNode)
{
this.node.removeChild(this._strokeNode);
this._strokeNode = null;
}
Y.Event.purgeElement(this.node, true);
if(this.node.parentNode)
{
this.node.parentNode.removeChild(this.node);
}
this.node = null;
}
}
}, Y.VMLDrawing.prototype));
VMLShape.ATTRS = {
/**
* An array of x, y values which indicates the transformOrigin in which to rotate the shape. Valid values range between 0 and 1 representing a
* fraction of the shape's corresponding bounding box dimension. The default value is [0.5, 0.5].
*
* @config transformOrigin
* @type Array
*/
transformOrigin: {
valueFn: function()
{
return [0.5, 0.5];
}
},
/**
* <p>A string containing, in order, transform operations applied to the shape instance. The `transform` string can contain the following values:
*
* <dl>
* <dt>rotate</dt><dd>Rotates the shape clockwise around it transformOrigin.</dd>
* <dt>translate</dt><dd>Specifies a 2d translation.</dd>
* <dt>skew</dt><dd>Skews the shape around the x-axis and y-axis.</dd>
* <dt>scale</dt><dd>Specifies a 2d scaling operation.</dd>
* <dt>translateX</dt><dd>Translates the shape along the x-axis.</dd>
* <dt>translateY</dt><dd>Translates the shape along the y-axis.</dd>
* <dt>skewX</dt><dd>Skews the shape around the x-axis.</dd>
* <dt>skewY</dt><dd>Skews the shape around the y-axis.</dd>
* <dt>matrix</dt><dd>Specifies a 2D transformation matrix comprised of the specified six values.</dd>
* </dl>
* </p>
* <p>Applying transforms through the transform attribute will reset the transform matrix and apply a new transform. The shape class also contains
* corresponding methods for each transform that will apply the transform to the current matrix. The below code illustrates how you might use the
* `transform` attribute to instantiate a recangle with a rotation of 45 degrees.</p>
var myRect = new Y.Rect({
type:"rect",
width: 50,
height: 40,
transform: "rotate(45)"
};
* <p>The code below would apply `translate` and `rotate` to an existing shape.</p>
myRect.set("transform", "translate(40, 50) rotate(45)");
* @config transform
* @type String
*/
transform: {
setter: function(val)
{
var i,
len,
transform;
this.matrix.init();
this._normalizedMatrix.init();
this._transforms = this.matrix.getTransformArray(val);
len = this._transforms.length;
for(i = 0;i < len; ++i)
{
transform = this._transforms[i];
}
this._transform = val;
return val;
},
getter: function()
{
return this._transform;
}
},
/**
* Indicates the x position of shape.
*
* @config x
* @type Number
*/
x: {
value: 0
},
/**
* Indicates the y position of shape.
*
* @config y
* @type Number
*/
y: {
value: 0
},
/**
* Unique id for class instance.
*
* @config id
* @type String
*/
id: {
valueFn: function()
{
return Y.guid();
},
setter: function(val)
{
var node = this.node;
if(node)
{
node.setAttribute("id", val);
}
return val;
}
},
/**
*
* @config width
*/
width: {
value: 0
},
/**
*
* @config height
*/
height: {
value: 0
},
/**
* Indicates whether the shape is visible.
*
* @config visible
* @type Boolean
*/
visible: {
value: true,
setter: function(val){
var node = this.node,
visibility = val ? "visible" : "hidden";
if(node)
{
node.style.visibility = visibility;
}
return val;
}
},
/**
* Contains information about the fill of the shape.
* <dl>
* <dt>color</dt><dd>The color of the fill.</dd>
* <dt>opacity</dt><dd>Number between 0 and 1 that indicates the opacity of the fill. The default value is 1.</dd>
* <dt>type</dt><dd>Type of fill.
* <dl>
* <dt>solid</dt><dd>Solid single color fill. (default)</dd>
* <dt>linear</dt><dd>Linear gradient fill.</dd>
* <dt>radial</dt><dd>Radial gradient fill.</dd>
* </dl>
* </dd>
* </dl>
* <p>If a `linear` or `radial` is specified as the fill type. The following additional property is used:
* <dl>
* <dt>stops</dt><dd>An array of objects containing the following properties:
* <dl>
* <dt>color</dt><dd>The color of the stop.</dd>
* <dt>opacity</dt><dd>Number between 0 and 1 that indicates the opacity of the stop. The default value is 1.
* Note: No effect for IE 6 - 8</dd>
* <dt>offset</dt><dd>Number between 0 and 1 indicating where the color stop is positioned.</dd>
* </dl>
* </dd>
* <p>Linear gradients also have the following property:</p>
* <dt>rotation</dt><dd>Linear gradients flow left to right by default. The rotation property allows you to change the
* flow by rotation. (e.g. A rotation of 180 would make the gradient pain from right to left.)</dd>
* <p>Radial gradients have the following additional properties:</p>
* <dt>r</dt><dd>Radius of the gradient circle.</dd>
* <dt>fx</dt><dd>Focal point x-coordinate of the gradient.</dd>
* <dt>fy</dt><dd>Focal point y-coordinate of the gradient.</dd>
* </dl>
* <p>The corresponding `SVGShape` class implements the following additional properties.</p>
* <dl>
* <dt>cx</dt><dd>
* <p>The x-coordinate of the center of the gradient circle. Determines where the color stop begins. The default value 0.5.</p>
* <p><strong>Note: </strong>Currently, this property is not implemented for corresponding `CanvasShape` and
* `VMLShape` classes which are used on Android or IE 6 - 8.</p>
* </dd>
* <dt>cy</dt><dd>
* <p>The y-coordinate of the center of the gradient circle. Determines where the color stop begins. The default value 0.5.</p>
* <p><strong>Note: </strong>Currently, this property is not implemented for corresponding `CanvasShape` and `VMLShape`
* classes which are used on Android or IE 6 - 8.</p>
* </dd>
* </dl>
* <p>These properties are not currently implemented in `CanvasShape` or `VMLShape`.</p>
*
* @config fill
* @type Object
*/
fill: {
valueFn: "_getDefaultFill",
setter: function(val)
{
var i,
fill,
tmpl = this.get("fill") || this._getDefaultFill();
if(val)
{
//ensure, fill type is solid if color is explicitly passed.
if(val.hasOwnProperty("color"))
{
val.type = "solid";
}
for(i in val)
{
if(val.hasOwnProperty(i))
{
tmpl[i] = val[i];
}
}
}
fill = tmpl;
if(fill && fill.color)
{
if(fill.color === undefined || fill.color === "none")
{
fill.color = null;
}
else
{
if(fill.color.toLowerCase().indexOf("rgba") > -1)
{
fill.opacity = Y.Color._getAlpha(fill.color);
fill.color = Y.Color.toHex(fill.color);
}
}
}
this._fillFlag = true;
return fill;
}
},
/**
* Contains information about the stroke of the shape.
* <dl>
* <dt>color</dt><dd>The color of the stroke.</dd>
* <dt>weight</dt><dd>Number that indicates the width of the stroke.</dd>
* <dt>opacity</dt><dd>Number between 0 and 1 that indicates the opacity of the stroke. The default value is 1.</dd>
* <dt>dashstyle</dt>Indicates whether to draw a dashed stroke. When set to "none", a solid stroke is drawn. When set
* to an array, the first index indicates the length of the dash. The second index indicates the length of gap.
* <dt>linecap</dt><dd>Specifies the linecap for the stroke. The following values can be specified:
* <dl>
* <dt>butt (default)</dt><dd>Specifies a butt linecap.</dd>
* <dt>square</dt><dd>Specifies a sqare linecap.</dd>
* <dt>round</dt><dd>Specifies a round linecap.</dd>
* </dl>
* </dd>
* <dt>linejoin</dt><dd>Specifies a linejoin for the stroke. The following values can be specified:
* <dl>
* <dt>round (default)</dt><dd>Specifies that the linejoin will be round.</dd>
* <dt>bevel</dt><dd>Specifies a bevel for the linejoin.</dd>
* <dt>miter limit</dt><dd>An integer specifying the miter limit of a miter linejoin. If you want to specify a linejoin
* of miter, you simply specify the limit as opposed to having separate miter and miter limit values.</dd>
* </dl>
* </dd>
* </dl>
*
* @config stroke
* @type Object
*/
stroke: {
valueFn: "_getDefaultStroke",
setter: function(val)
{
var i,
stroke,
wt,
tmpl = this.get("stroke") || this._getDefaultStroke();
if(val)
{
if(val.hasOwnProperty("weight"))
{
wt = parseInt(val.weight, 10);
if(!isNaN(wt))
{
val.weight = wt;
}
}
for(i in val)
{
if(val.hasOwnProperty(i))
{
tmpl[i] = val[i];
}
}
}
if(tmpl.color && tmpl.color.toLowerCase().indexOf("rgba") > -1)
{
tmpl.opacity = Y.Color._getAlpha(tmpl.color);
tmpl.color = Y.Color.toHex(tmpl.color);
}
stroke = tmpl;
this._strokeFlag = true;
return stroke;
}
},
//Not used. Remove in future.
autoSize: {
value: false
},
// Only implemented in SVG
// Determines whether the instance will receive mouse events.
//
// @config pointerEvents
// @type string
//
pointerEvents: {
value: "visiblePainted"
},
/**
* Dom node for the shape.
*
* @config node
* @type HTMLElement
* @readOnly
*/
node: {
readOnly: true,
getter: function()
{
return this.node;
}
},
/**
* Represents an SVG Path string. This will be parsed and added to shape's API to represent the SVG data across all
* implementations. Note that when using VML or SVG implementations, part of this content will be added to the DOM using
* respective VML/SVG attributes. If your content comes from an untrusted source, you will need to ensure that no
* malicious code is included in that content.
*
* @config data
* @type String
*/
data: {
setter: function(val)
{
if(this.get("node"))
{
this._parsePathData(val);
}
return val;
}
},
/**
* Reference to the container Graphic.
*
* @config graphic
* @type Graphic
*/
graphic: {
readOnly: true,
getter: function()
{
return this._graphic;
}
}
};
Y.VMLShape = VMLShape;
/**
* <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Path.html">`Path`</a> class.
* `VMLPath` is not intended to be used directly. Instead, use the <a href="Path.html">`Path`</a> class.
* If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a>
* capabilities, the <a href="Path.html">`Path`</a> class will point to the `VMLPath` class.
*
* @module graphics
* @class VMLPath
* @extends VMLShape
*/
VMLPath = function()
{
VMLPath.superclass.constructor.apply(this, arguments);
};
VMLPath.NAME = "path";
Y.extend(VMLPath, Y.VMLShape);
VMLPath.ATTRS = Y.merge(Y.VMLShape.ATTRS, {
/**
* Indicates the width of the shape
*
* @config width
* @type Number
*/
width: {
getter: function()
{
var val = Math.max(this._right - this._left, 0);
return val;
}
},
/**
* Indicates the height of the shape
*
* @config height
* @type Number
*/
height: {
getter: function()
{
return Math.max(this._bottom - this._top, 0);
}
},
/**
* Indicates the path used for the node.
*
* @config path
* @type String
* @readOnly
*/
path: {
readOnly: true,
getter: function()
{
return this._path;
}
}
});
Y.VMLPath = VMLPath;
/**
* <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Rect.html">`Rect`</a> class.
* `VMLRect` is not intended to be used directly. Instead, use the <a href="Rect.html">`Rect`</a> class.
* If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a>
* capabilities, the <a href="Rect.html">`Rect`</a> class will point to the `VMLRect` class.
*
* @module graphics
* @class VMLRect
* @constructor
*/
VMLRect = function()
{
VMLRect.superclass.constructor.apply(this, arguments);
};
VMLRect.NAME = "rect";
Y.extend(VMLRect, Y.VMLShape, {
/**
* Indicates the type of shape
*
* @property _type
* @type String
* @private
*/
_type: "rect"
});
VMLRect.ATTRS = Y.VMLShape.ATTRS;
Y.VMLRect = VMLRect;
/**
* <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Ellipse.html">`Ellipse`</a> class.
* `VMLEllipse` is not intended to be used directly. Instead, use the <a href="Ellipse.html">`Ellipse`</a> class.
* If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a>
* capabilities, the <a href="Ellipse.html">`Ellipse`</a> class will point to the `VMLEllipse` class.
*
* @module graphics
* @class VMLEllipse
* @constructor
*/
VMLEllipse = function()
{
VMLEllipse.superclass.constructor.apply(this, arguments);
};
VMLEllipse.NAME = "ellipse";
Y.extend(VMLEllipse, Y.VMLShape, {
/**
* Indicates the type of shape
*
* @property _type
* @type String
* @private
*/
_type: "oval"
});
VMLEllipse.ATTRS = Y.merge(Y.VMLShape.ATTRS, {
/**
* Horizontal radius for the ellipse.
*
* @config xRadius
* @type Number
*/
xRadius: {
lazyAdd: false,
getter: function()
{
var val = this.get("width");
val = Math.round((val/2) * 100)/100;
return val;
},
setter: function(val)
{
var w = val * 2;
this.set("width", w);
return val;
}
},
/**
* Vertical radius for the ellipse.
*
* @config yRadius
* @type Number
* @readOnly
*/
yRadius: {
lazyAdd: false,
getter: function()
{
var val = this.get("height");
val = Math.round((val/2) * 100)/100;
return val;
},
setter: function(val)
{
var h = val * 2;
this.set("height", h);
return val;
}
}
});
Y.VMLEllipse = VMLEllipse;
/**
* <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Circle.html">`Circle`</a> class.
* `VMLCircle` is not intended to be used directly. Instead, use the <a href="Circle.html">`Circle`</a> class.
* If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a>
* capabilities, the <a href="Circle.html">`Circle`</a> class will point to the `VMLCircle` class.
*
* @module graphics
* @class VMLCircle
* @constructor
*/
VMLCircle = function()
{
VMLCircle.superclass.constructor.apply(this, arguments);
};
VMLCircle.NAME = "circle";
Y.extend(VMLCircle, VMLShape, {
/**
* Indicates the type of shape
*
* @property _type
* @type String
* @private
*/
_type: "oval"
});
VMLCircle.ATTRS = Y.merge(VMLShape.ATTRS, {
/**
* Radius for the circle.
*
* @config radius
* @type Number
*/
radius: {
lazyAdd: false,
value: 0
},
/**
* Indicates the width of the shape
*
* @config width
* @type Number
*/
width: {
setter: function(val)
{
this.set("radius", val/2);
return val;
},
getter: function()
{
var radius = this.get("radius"),
val = radius && radius > 0 ? radius * 2 : 0;
return val;
}
},
/**
* Indicates the height of the shape
*
* @config height
* @type Number
*/
height: {
setter: function(val)
{
this.set("radius", val/2);
return val;
},
getter: function()
{
var radius = this.get("radius"),
val = radius && radius > 0 ? radius * 2 : 0;
return val;
}
}
});
Y.VMLCircle = VMLCircle;
/**
* Draws pie slices
*
* @module graphics
* @class VMLPieSlice
* @constructor
*/
VMLPieSlice = function()
{
VMLPieSlice.superclass.constructor.apply(this, arguments);
};
VMLPieSlice.NAME = "vmlPieSlice";
Y.extend(VMLPieSlice, Y.VMLShape, Y.mix({
/**
* Indicates the type of shape
*
* @property _type
* @type String
* @private
*/
_type: "shape",
/**
* Change event listener
*
* @private
* @method _updateHandler
*/
_draw: function()
{
var x = this.get("cx"),
y = this.get("cy"),
startAngle = this.get("startAngle"),
arc = this.get("arc"),
radius = this.get("radius");
this.clear();
this.drawWedge(x, y, startAngle, arc, radius);
this.end();
}
}, Y.VMLDrawing.prototype));
VMLPieSlice.ATTRS = Y.mix({
cx: {
value: 0
},
cy: {
value: 0
},
/**
* Starting angle in relation to a circle in which to begin the pie slice drawing.
*
* @config startAngle
* @type Number
*/
startAngle: {
value: 0
},
/**
* Arc of the slice.
*
* @config arc
* @type Number
*/
arc: {
value: 0
},
/**
* Radius of the circle in which the pie slice is drawn
*
* @config radius
* @type Number
*/
radius: {
value: 0
}
}, Y.VMLShape.ATTRS);
Y.VMLPieSlice = VMLPieSlice;
/**
* <a href="http://www.w3.org/TR/NOTE-VML">VML</a> implementation of the <a href="Graphic.html">`Graphic`</a> class.
* `VMLGraphic` is not intended to be used directly. Instead, use the <a href="Graphic.html">`Graphic`</a> class.
* If the browser lacks <a href="http://www.w3.org/TR/SVG/">SVG</a> and <a href="http://www.w3.org/TR/html5/the-canvas-element.html">Canvas</a>
* capabilities, the <a href="Graphic.html">`Graphic`</a> class will point to the `VMLGraphic` class.
*
* @module graphics
* @class VMLGraphic
* @constructor
*/
VMLGraphic = function() {
VMLGraphic.superclass.constructor.apply(this, arguments);
};
VMLGraphic.NAME = "vmlGraphic";
VMLGraphic.ATTRS = {
/**
* Whether or not to render the `Graphic` automatically after to a specified parent node after init. This can be a Node
* instance or a CSS selector string.
*
* @config render
* @type Node | String
*/
render: {},
/**
* Unique id for class instance.
*
* @config id
* @type String
*/
id: {
valueFn: function()
{
return Y.guid();
},
setter: function(val)
{
var node = this._node;
if(node)
{
node.setAttribute("id", val);
}
return val;
}
},
/**
* Key value pairs in which a shape instance is associated with its id.
*
* @config shapes
* @type Object
* @readOnly
*/
shapes: {
readOnly: true,
getter: function()
{
return this._shapes;
}
},
/**
* Object containing size and coordinate data for the content of a Graphic in relation to the coordSpace node.
*
* @config contentBounds
* @type Object
*/
contentBounds: {
readOnly: true,
getter: function()
{
return this._contentBounds;
}
},
/**
* The html element that represents to coordinate system of the Graphic instance.
*
* @config node
* @type HTMLElement
*/
node: {
readOnly: true,
getter: function()
{
return this._node;
}
},
/**
* Indicates the width of the `Graphic`.
*
* @config width
* @type Number
*/
width: {
setter: function(val)
{
if(this._node)
{
this._node.style.width = val + "px";
}
return val;
}
},
/**
* Indicates the height of the `Graphic`.
*
* @config height
* @type Number
*/
height: {
setter: function(val)
{
if(this._node)
{
this._node.style.height = val + "px";
}
return val;
}
},
/**
* Determines the sizing of the Graphic.
*
* <dl>
* <dt>sizeContentToGraphic</dt><dd>The Graphic's width and height attributes are, either explicitly set through the
* <code>width</code> and <code>height</code> attributes or are determined by the dimensions of the parent element. The
* content contained in the Graphic will be sized to fit with in the Graphic instance's dimensions. When using this
* setting, the <code>preserveAspectRatio</code> attribute will determine how the contents are sized.</dd>
* <dt>sizeGraphicToContent</dt><dd>(Also accepts a value of true) The Graphic's width and height are determined by the
* size and positioning of the content.</dd>
* <dt>false</dt><dd>The Graphic's width and height attributes are, either explicitly set through the <code>width</code>
* and <code>height</code> attributes or are determined by the dimensions of the parent element. The contents of the
* Graphic instance are not affected by this setting.</dd>
* </dl>
*
*
* @config autoSize
* @type Boolean | String
* @default false
*/
autoSize: {
value: false
},
/**
* Determines how content is sized when <code>autoSize</code> is set to <code>sizeContentToGraphic</code>.
*
* <dl>
* <dt>none<dt><dd>Do not force uniform scaling. Scale the graphic content of the given element non-uniformly if necessary
* such that the element's bounding box exactly matches the viewport rectangle.</dd>
* <dt>xMinYMin</dt><dd>Force uniform scaling position along the top left of the Graphic's node.</dd>
* <dt>xMidYMin</dt><dd>Force uniform scaling horizontally centered and positioned at the top of the Graphic's node.<dd>
* <dt>xMaxYMin</dt><dd>Force uniform scaling positioned horizontally from the right and vertically from the top.</dd>
* <dt>xMinYMid</dt>Force uniform scaling positioned horizontally from the left and vertically centered.</dd>
* <dt>xMidYMid (the default)</dt><dd>Force uniform scaling with the content centered.</dd>
* <dt>xMaxYMid</dt><dd>Force uniform scaling positioned horizontally from the right and vertically centered.</dd>
* <dt>xMinYMax</dt><dd>Force uniform scaling positioned horizontally from the left and vertically from the bottom.</dd>
* <dt>xMidYMax</dt><dd>Force uniform scaling horizontally centered and position vertically from the bottom.</dd>
* <dt>xMaxYMax</dt><dd>Force uniform scaling positioned horizontally from the right and vertically from the bottom.</dd>
* </dl>
*
* @config preserveAspectRatio
* @type String
* @default xMidYMid
*/
preserveAspectRatio: {
value: "xMidYMid"
},
/**
* The contentBounds will resize to greater values but not values. (for performance)
* When resizing the contentBounds down is desirable, set the resizeDown value to true.
*
* @config resizeDown
* @type Boolean
*/
resizeDown: {
resizeDown: false
},
/**
* Indicates the x-coordinate for the instance.
*
* @config x
* @type Number
*/
x: {
getter: function()
{
return this._x;
},
setter: function(val)
{
this._x = val;
if(this._node)
{
this._node.style.left = val + "px";
}
return val;
}
},
/**
* Indicates the y-coordinate for the instance.
*
* @config y
* @type Number
*/
y: {
getter: function()
{
return this._y;
},
setter: function(val)
{
this._y = val;
if(this._node)
{
this._node.style.top = val + "px";
}
return val;
}
},
/**
* Indicates whether or not the instance will automatically redraw after a change is made to a shape.
* This property will get set to false when batching operations.
*
* @config autoDraw
* @type Boolean
* @default true
* @private
*/
autoDraw: {
value: true
},
visible: {
value: true,
setter: function(val)
{
this._toggleVisible(val);
return val;
}
}
};
Y.extend(VMLGraphic, Y.GraphicBase, {
/**
* Sets the value of an attribute.
*
* @method set
* @param {String|Object} name The name of the attribute. Alternatively, an object of key value pairs can
* be passed in to set multiple attributes at once.
* @param {Any} value The value to set the attribute to. This value is ignored if an object is received as
* the name param.
*/
set: function()
{
var host = this,
attr = arguments[0],
redrawAttrs = {
autoDraw: true,
autoSize: true,
preserveAspectRatio: true,
resizeDown: true
},
key,
forceRedraw = false;
AttributeLite.prototype.set.apply(host, arguments);
if(host._state.autoDraw === true && Y.Object.size(this._shapes) > 0)
{
if(Y_LANG.isString && redrawAttrs[attr])
{
forceRedraw = true;
}
else if(Y_LANG.isObject(attr))
{
for(key in redrawAttrs)
{
if(redrawAttrs.hasOwnProperty(key) && attr[key])
{
forceRedraw = true;
break;
}
}
}
}
if(forceRedraw)
{
host._redraw();
}
},
/**
* Storage for `x` attribute.
*
* @property _x
* @type Number
* @private
*/
_x: 0,
/**
* Storage for `y` attribute.
*
* @property _y
* @type Number
* @private
*/
_y: 0,
/**
* Gets the current position of the graphic instance in page coordinates.
*
* @method getXY
* @return Array The XY position of the shape.
*/
getXY: function()
{
var node = this.parentNode,
x = this.get("x"),
y = this.get("y"),
xy;
if(node)
{
xy = Y.DOM.getXY(node);
xy[0] += x;
xy[1] += y;
}
else
{
xy = Y.DOM._getOffset(this._node);
}
return xy;
},
/**
* Initializes the class.
*
* @method initializer
* @private
*/
initializer: function() {
var render = this.get("render"),
visibility = this.get("visible") ? "visible" : "hidden";
this._shapes = {};
this._contentBounds = {
left: 0,
top: 0,
right: 0,
bottom: 0
};
this._node = this._createGraphic();
this._node.style.left = this.get("x") + "px";
this._node.style.top = this.get("y") + "px";
this._node.style.visibility = visibility;
this._node.setAttribute("id", this.get("id"));
if(render)
{
this.render(render);
}
},
/**
* Adds the graphics node to the dom.
*
* @method render
* @param {HTMLElement} parentNode node in which to render the graphics node into.
*/
render: function(render) {
var parentNode = render || DOCUMENT.body,
node = this._node,
w,
h;
if(render instanceof Y.Node)
{
parentNode = render._node;
}
else if(Y.Lang.isString(render))
{
parentNode = Y.Selector.query(render, DOCUMENT.body, true);
}
w = this.get("width") || parseInt(Y.DOM.getComputedStyle(parentNode, "width"), 10);
h = this.get("height") || parseInt(Y.DOM.getComputedStyle(parentNode, "height"), 10);
parentNode.appendChild(node);
this.parentNode = parentNode;
this.set("width", w);
this.set("height", h);
return this;
},
/**
* Removes all nodes.
*
* @method destroy
*/
destroy: function()
{
this.removeAllShapes();
if(this._node)
{
this._removeChildren(this._node);
if(this._node.parentNode)
{
this._node.parentNode.removeChild(this._node);
}
this._node = null;
}
},
/**
* Generates a shape instance by type.
*
* @method addShape
* @param {Object} cfg attributes for the shape
* @return Shape
*/
addShape: function(cfg)
{
cfg.graphic = this;
if(!this.get("visible"))
{
cfg.visible = false;
}
var ShapeClass = this._getShapeClass(cfg.type),
shape = new ShapeClass(cfg);
this._appendShape(shape);
shape._appendStrokeAndFill();
return shape;
},
/**
* Adds a shape instance to the graphic instance.
*
* @method _appendShape
* @param {Shape} shape The shape instance to be added to the graphic.
* @private
*/
_appendShape: function(shape)
{
var node = shape.node,
parentNode = this._frag || this._node;
if(this.get("autoDraw") || this.get("autoSize") === "sizeContentToGraphic")
{
parentNode.appendChild(node);
}
else
{
this._getDocFrag().appendChild(node);
}
},
/**
* Removes a shape instance from from the graphic instance.
*
* @method removeShape
* @param {Shape|String} shape The instance or id of the shape to be removed.
*/
removeShape: function(shape)
{
if(!(shape instanceof VMLShape))
{
if(Y_LANG.isString(shape))
{
shape = this._shapes[shape];
}
}
if(shape && (shape instanceof VMLShape))
{
shape._destroy();
this._shapes[shape.get("id")] = null;
delete this._shapes[shape.get("id")];
}
if(this.get("autoDraw"))
{
this._redraw();
}
},
/**
* Removes all shape instances from the dom.
*
* @method removeAllShapes
*/
removeAllShapes: function()
{
var shapes = this._shapes,
i;
for(i in shapes)
{
if(shapes.hasOwnProperty(i))
{
shapes[i].destroy();
}
}
this._shapes = {};
},
/**
* Removes all child nodes.
*
* @method _removeChildren
* @param node
* @private
*/
_removeChildren: function(node)
{
if(node.hasChildNodes())
{
var child;
while(node.firstChild)
{
child = node.firstChild;
this._removeChildren(child);
node.removeChild(child);
}
}
},
/**
* Clears the graphics object.
*
* @method clear
*/
clear: function() {
this.removeAllShapes();
this._removeChildren(this._node);
},
/**
* Toggles visibility
*
* @method _toggleVisible
* @param {Boolean} val indicates visibilitye
* @private
*/
_toggleVisible: function(val)
{
var i,
shapes = this._shapes,
visibility = val ? "visible" : "hidden";
if(shapes)
{
for(i in shapes)
{
if(shapes.hasOwnProperty(i))
{
shapes[i].set("visible", val);
}
}
}
if(this._node)
{
this._node.style.visibility = visibility;
}
if(this._node)
{
this._node.style.visibility = visibility;
}
},
/**
* Sets the size of the graphics object.
*
* @method setSize
* @param w {Number} width to set for the instance.
* @param h {Number} height to set for the instance.
*/
setSize: function(w, h) {
w = Math.round(w);
h = Math.round(h);
this._node.style.width = w + 'px';
this._node.style.height = h + 'px';
},
/**
* Sets the positon of the graphics object.
*
* @method setPosition
* @param {Number} x x-coordinate for the object.
* @param {Number} y y-coordinate for the object.
*/
setPosition: function(x, y)
{
x = Math.round(x);
y = Math.round(y);
this._node.style.left = x + "px";
this._node.style.top = y + "px";
},
/**
* Creates a group element
*
* @method _createGraphic
* @private
*/
_createGraphic: function() {
var group = DOCUMENT.createElement(
'<group xmlns="urn:schemas-microsft.com:vml"' +
' style="behavior:url(#default#VML);padding:0px 0px 0px 0px;display:block;position:absolute;top:0px;left:0px;zoom:1;"' +
'/>'
);
return group;
},
/**
* Creates a graphic node
*
* @method _createGraphicNode
* @param {String} type node type to create
* @param {String} pe specified pointer-events value
* @return HTMLElement
* @private
*/
_createGraphicNode: function(type)
{
return DOCUMENT.createElement(
'<' +
type +
' xmlns="urn:schemas-microsft.com:vml"' +
' style="behavior:url(#default#VML);display:inline-block;zoom:1;"' +
'/>'
);
},
/**
* Returns a shape based on the id of its dom node.
*
* @method getShapeById
* @param {String} id Dom id of the shape's node attribute.
* @return Shape
*/
getShapeById: function(id)
{
return this._shapes[id];
},
/**
* Returns a shape class. Used by `addShape`.
*
* @method _getShapeClass
* @param {Shape | String} val Indicates which shape class.
* @return Function
* @private
*/
_getShapeClass: function(val)
{
var shape = this._shapeClass[val];
if(shape)
{
return shape;
}
return val;
},
/**
* Look up for shape classes. Used by `addShape` to retrieve a class for instantiation.
*
* @property _shapeClass
* @type Object
* @private
*/
_shapeClass: {
circle: Y.VMLCircle,
rect: Y.VMLRect,
path: Y.VMLPath,
ellipse: Y.VMLEllipse,
pieslice: Y.VMLPieSlice
},
/**
* Allows for creating multiple shapes in order to batch appending and redraw operations.
*
* @method batch
* @param {Function} method Method to execute.
*/
batch: function(method)
{
var autoDraw = this.get("autoDraw");
this.set("autoDraw", false);
method.apply();
this.set("autoDraw", autoDraw);
},
/**
* Returns a document fragment to for attaching shapes.
*
* @method _getDocFrag
* @return DocumentFragment
* @private
*/
_getDocFrag: function()
{
if(!this._frag)
{
this._frag = DOCUMENT.createDocumentFragment();
}
return this._frag;
},
/**
* Adds a shape to the redraw queue and calculates the contentBounds.
*
* @method addToRedrawQueue
* @param shape {VMLShape}
* @protected
*/
addToRedrawQueue: function(shape)
{
var shapeBox,
box;
this._shapes[shape.get("id")] = shape;
if(!this.get("resizeDown"))
{
shapeBox = shape.getBounds();
box = this._contentBounds;
box.left = box.left < shapeBox.left ? box.left : shapeBox.left;
box.top = box.top < shapeBox.top ? box.top : shapeBox.top;
box.right = box.right > shapeBox.right ? box.right : shapeBox.right;
box.bottom = box.bottom > shapeBox.bottom ? box.bottom : shapeBox.bottom;
box.width = box.right - box.left;
box.height = box.bottom - box.top;
this._contentBounds = box;
}
if(this.get("autoDraw"))
{
this._redraw();
}
},
/**
* Redraws all shapes.
*
* @method _redraw
* @private
*/
_redraw: function()
{
var autoSize = this.get("autoSize"),
preserveAspectRatio,
node = this.parentNode,
nodeWidth = parseFloat(Y.DOM.getComputedStyle(node, "width")),
nodeHeight = parseFloat(Y.DOM.getComputedStyle(node, "height")),
xCoordOrigin = 0,
yCoordOrigin = 0,
box = this.get("resizeDown") ? this._getUpdatedContentBounds() : this._contentBounds,
left = box.left,
right = box.right,
top = box.top,
bottom = box.bottom,
contentWidth = right - left,
contentHeight = bottom - top,
aspectRatio,
xCoordSize,
yCoordSize,
scaledWidth,
scaledHeight,
visible = this.get("visible");
this._node.style.visibility = "hidden";
if(autoSize)
{
if(autoSize === "sizeContentToGraphic")
{
preserveAspectRatio = this.get("preserveAspectRatio");
if(preserveAspectRatio === "none" || contentWidth/contentHeight === nodeWidth/nodeHeight)
{
xCoordOrigin = left;
yCoordOrigin = top;
xCoordSize = contentWidth;
yCoordSize = contentHeight;
}
else
{
if(contentWidth * nodeHeight/contentHeight > nodeWidth)
{
aspectRatio = nodeHeight/nodeWidth;
xCoordSize = contentWidth;
yCoordSize = contentWidth * aspectRatio;
scaledHeight = (nodeWidth * (contentHeight/contentWidth)) * (yCoordSize/nodeHeight);
yCoordOrigin = this._calculateCoordOrigin(preserveAspectRatio.slice(5).toLowerCase(), scaledHeight, yCoordSize);
yCoordOrigin = top + yCoordOrigin;
xCoordOrigin = left;
}
else
{
aspectRatio = nodeWidth/nodeHeight;
xCoordSize = contentHeight * aspectRatio;
yCoordSize = contentHeight;
scaledWidth = (nodeHeight * (contentWidth/contentHeight)) * (xCoordSize/nodeWidth);
xCoordOrigin = this._calculateCoordOrigin(preserveAspectRatio.slice(1, 4).toLowerCase(), scaledWidth, xCoordSize);
xCoordOrigin = xCoordOrigin + left;
yCoordOrigin = top;
}
}
this._node.style.width = nodeWidth + "px";
this._node.style.height = nodeHeight + "px";
this._node.coordOrigin = xCoordOrigin + ", " + yCoordOrigin;
}
else
{
xCoordSize = contentWidth;
yCoordSize = contentHeight;
this._node.style.width = contentWidth + "px";
this._node.style.height = contentHeight + "px";
this._state.width = contentWidth;
this._state.height = contentHeight;
}
this._node.coordSize = xCoordSize + ", " + yCoordSize;
}
else
{
this._node.style.width = nodeWidth + "px";
this._node.style.height = nodeHeight + "px";
this._node.coordSize = nodeWidth + ", " + nodeHeight;
}
if(this._frag)
{
this._node.appendChild(this._frag);
this._frag = null;
}
if(visible)
{
this._node.style.visibility = "visible";
}
},
/**
* Determines the value for either an x or y coordinate to be used for the <code>coordOrigin</code> of the Graphic.
*
* @method _calculateCoordOrigin
* @param {String} position The position for placement. Possible values are min, mid and max.
* @param {Number} size The total scaled size of the content.
* @param {Number} coordsSize The coordsSize for the Graphic.
* @return Number
* @private
*/
_calculateCoordOrigin: function(position, size, coordsSize)
{
var coord;
switch(position)
{
case "min" :
coord = 0;
break;
case "mid" :
coord = (size - coordsSize)/2;
break;
case "max" :
coord = (size - coordsSize);
break;
}
return coord;
},
/**
* Recalculates and returns the `contentBounds` for the `Graphic` instance.
*
* @method _getUpdatedContentBounds
* @return {Object}
* @private
*/
_getUpdatedContentBounds: function()
{
var bounds,
i,
shape,
queue = this._shapes,
box = {};
for(i in queue)
{
if(queue.hasOwnProperty(i))
{
shape = queue[i];
bounds = shape.getBounds();
box.left = Y_LANG.isNumber(box.left) ? Math.min(box.left, bounds.left) : bounds.left;
box.top = Y_LANG.isNumber(box.top) ? Math.min(box.top, bounds.top) : bounds.top;
box.right = Y_LANG.isNumber(box.right) ? Math.max(box.right, bounds.right) : bounds.right;
box.bottom = Y_LANG.isNumber(box.bottom) ? Math.max(box.bottom, bounds.bottom) : bounds.bottom;
}
}
box.left = Y_LANG.isNumber(box.left) ? box.left : 0;
box.top = Y_LANG.isNumber(box.top) ? box.top : 0;
box.right = Y_LANG.isNumber(box.right) ? box.right : 0;
box.bottom = Y_LANG.isNumber(box.bottom) ? box.bottom : 0;
this._contentBounds = box;
return box;
},
/**
* Inserts shape on the top of the tree.
*
* @method _toFront
* @param {VMLShape} Shape to add.
* @private
*/
_toFront: function(shape)
{
var contentNode = this._node;
if(shape instanceof Y.VMLShape)
{
shape = shape.get("node");
}
if(contentNode && shape)
{
contentNode.appendChild(shape);
}
},
/**
* Inserts shape as the first child of the content node.
*
* @method _toBack
* @param {VMLShape} Shape to add.
* @private
*/
_toBack: function(shape)
{
var contentNode = this._node,
targetNode;
if(shape instanceof Y.VMLShape)
{
shape = shape.get("node");
}
if(contentNode && shape)
{
targetNode = contentNode.firstChild;
if(targetNode)
{
contentNode.insertBefore(shape, targetNode);
}
else
{
contentNode.appendChild(shape);
}
}
}
});
Y.VMLGraphic = VMLGraphic;
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