dojox/gfx/_base.js

• Provides:

  • dojox.gfx._base

• g._hasClass

  • summary

• g._addClass

  • summary

• g._removeClass

  • summary

• b._getFontMeasurements

  • summary

• b._getCachedFontMeasurements

  • summary

• m.className

  • summary

• s.borderWidth

  • summary

• s.margin

  • summary

• s.padding

  • summary

• s.outline

  • summary

• m.innerHTML

  • summary

• b._getUniqueId

  • summary

• dojox.gfx.defaultPath

  • type

    Object

  • summary

• dojox.gfx.defaultPath.type

  • summary

• dojox.gfx.defaultPath.path

  • summary

• dojox.gfx.defaultPolyline

  • type

    Object

  • summary

• dojox.gfx.defaultPolyline.type

  • summary

• dojox.gfx.defaultPolyline.points

  • summary

• dojox.gfx.defaultRect

  • type

    Object

  • summary

• dojox.gfx.defaultRect.type

  • summary

• dojox.gfx.defaultRect.x

  • summary

• dojox.gfx.defaultEllipse

  • type

    Object

  • summary

• dojox.gfx.defaultEllipse.type

  • summary

• dojox.gfx.defaultEllipse.cx

  • summary

• dojox.gfx.defaultCircle

  • type

    Object

  • summary

• dojox.gfx.defaultCircle.type

  • summary

• dojox.gfx.defaultCircle.cx

  • summary

• dojox.gfx.defaultLine

  • type

    Object

  • summary

• dojox.gfx.defaultLine.type

  • summary

• dojox.gfx.defaultLine.x1

  • summary

• dojox.gfx.defaultImage

  • type

    Object

  • summary

• dojox.gfx.defaultImage.type

  • summary

• dojox.gfx.defaultImage.x

  • summary

• dojox.gfx.defaultText

  • type

    Object

  • summary

• dojox.gfx.defaultText.type

  • summary

• dojox.gfx.defaultText.x

  • summary

• dojox.gfx.defaultText.decoration

  • summary

• dojox.gfx.defaultTextPath

  • type

    Object

  • summary

• dojox.gfx.defaultTextPath.type

  • summary

• dojox.gfx.defaultTextPath.text

  • summary

• dojox.gfx.defaultTextPath.decoration

  • summary

• dojox.gfx.defaultStroke

  • type

    Object

  • summary

• dojox.gfx.defaultStroke.type

  • summary

• dojox.gfx.defaultStroke.color

  • summary

• dojox.gfx.defaultStroke.cap

  • summary

• dojox.gfx.defaultLinearGradient

  • type

    Object

  • summary

• dojox.gfx.defaultLinearGradient.type

  • summary

• dojox.gfx.defaultLinearGradient.colors

  • summary

• dojox.gfx.defaultRadialGradient

  • type

    Object

  • summary

• dojox.gfx.defaultRadialGradient.type

  • summary

• dojox.gfx.defaultRadialGradient.colors

  • summary

• dojox.gfx.defaultPattern

  • type

    Object

  • summary

• dojox.gfx.defaultPattern.type

  • summary

• dojox.gfx.defaultPattern.x

  • summary

• dojox.gfx.defaultFont

  • type

    Object

  • summary

• dojox.gfx.defaultFont.type

  • summary

• dojox.gfx.defaultFont.style

  • summary

• dojox.gfx.defaultFont.weight

  • summary

• dojox.gfx.getDefault

  • summary

• dojox.gfx.normalizeColor

  • type

    Function

  • parameters:
    • color: (typeof Color)
  • source: [view]
      return (color instanceof dojo.Color) ? color : new dojo.Color(color); // dojo.Color
  • summary

    converts any legal color representation to normalized
    dojo.Color object

  • returns

    dojo.Color

• dojox.gfx.normalizeParameters

  • type

    Function

  • parameters:
    • existed: (typeof Object)

      the "target" object to be updated

    • update: (typeof Object)

      the "update" object, whose properties will be used to update
      the existed object

  • source: [view]
      if(update){
       var empty = {};
       for(var x in existed){
        if(x in update && !(x in empty)){
         existed[x] = update[x];
        }
       }
      }
      return existed; // Object
  • summary

    updates an existing object with properties from an "update"
    object

  • returns

    Object

• dojox.gfx.makeParameters

  • type

    Function

  • parameters:
    • defaults: (typeof Object)

      the object to be cloned before updating

    • update: (typeof Object)

      the object, which properties are to be cloned during updating

  • source: [view]
      if(!update){
       // return dojo.clone(defaults);
       return dojo.delegate(defaults);
      }
      var result = {};
      for(var i in defaults){
       if(!(i in result)){
        result[i] = dojo.clone((i in update) ? update[i] : defaults[i]);
       }
      }
      return result; // Object
  • summary

    copies the original object, and all copied properties from the
    "update" object

  • returns

    Object

• dojox.gfx.formatNumber

  • type

    Function

  • parameters:
    • x: (typeof Number)

      	number to be converted

    • addSpace: (typeof Boolean)

      if it is true, add a space before a positive number

  • source: [view]
      var val = x.toString();
      if(val.indexOf("e") >= 0){
       val = x.toFixed(4);
      }else{
       var point = val.indexOf(".");
       if(point >= 0 && val.length - point > 5){
        val = x.toFixed(4);
       }
      }
      if(x < 0){
       return val; // String
      }
      return addSpace ? " " + val : val; // String
  • summary

    converts a number to a string using a fixed notation

  • returns

    String

• dojox.gfx.makeFontString

  • type

    Function

  • parameters:
    • font: (typeof Object)

      font object (see dojox.gfx.defaultFont)

  • source: [view]
      return font.style + " " + font.variant + " " + font.weight + " " + font.size + " " + font.family; // Object
  • summary

    converts a font object to a CSS font string

  • returns

    Object

• dojox.gfx.splitFontString

  • type

    Function

  • parameters:
    • str: (typeof String)

      a CSS font string

  • source: [view]
      var font = dojox.gfx.getDefault("Font");
      var t = str.split(/\s+/);
      do{
       if(t.length < 5){ break; }
       font.style = t[0];
       font.variant = t[1];
       font.weight = t[2];
       var i = t[3].indexOf("/");
       font.size = i < 0 ? t[3] : t[3].substring(0, i);
       var j = 4;
       if(i < 0){
        if(t[4] == "/"){
         j = 6;
        }else if(t[4].charAt(0) == "/"){
         j = 5;
        }
       }
       if(j < t.length){
        font.family = t.slice(j).join(" ");
       }
      }while(false);
      return font; // Object
  • summary

    converts a CSS font string to a font object

  • description

    Converts a CSS font string to a gfx font object. The CSS font
    string components should follow the W3C specified order
    (see http://www.w3.org/TR/CSS2/fonts.html#font-shorthand):
    style, variant, weight, size, optional line height (will be
    ignored), and family.

  • returns

    Object

• dojox.gfx.cm_in_pt

  • summary

• dojox.gfx.mm_in_pt

  • summary

• dojox.gfx.px_in_pt

  • type

    Function

  • source: [view]
      return dojox.gfx._base._getCachedFontMeasurements()["12pt"] / 12; // Number
  • summary

    returns a number of pixels per point

  • returns

    Number

• dojox.gfx.pt2px

  • type

    Function

  • parameters:
    • len: (typeof Number)

      a value in points

  • source: [view]
      return len * dojox.gfx.px_in_pt(); // Number
  • summary

    converts points to pixels

  • returns

    Number

• dojox.gfx.px2pt

  • type

    Function

  • parameters:
    • len: (typeof Number)

      a value in pixels

  • source: [view]
      return len / dojox.gfx.px_in_pt(); // Number
  • summary

    converts pixels to points

  • returns

    Number

• dojox.gfx.normalizedLength

  • type

    Function

  • parameters:
    • len: (typeof String)

      a length, e.g., "12pc"

  • source: [view]
      if(len.length == 0) return 0;
      if(len.length > 2){
       var px_in_pt = dojox.gfx.px_in_pt();
       var val = parseFloat(len);
       switch(len.slice(-2)){
        case "px": return val;
        case "pt": return val * px_in_pt;
        case "in": return val * 72 * px_in_pt;
        case "pc": return val * 12 * px_in_pt;
        case "mm": return val * dojox.gfx.mm_in_pt * px_in_pt;
        case "cm": return val * dojox.gfx.cm_in_pt * px_in_pt;
       }
      }
      return parseFloat(len); // Number
  • summary

    converts any length value to pixels

  • returns

    Number

• dojox.gfx.pathVmlRegExp

  • summary

• dojox.gfx.pathSvgRegExp

  • summary

• dojox.gfx.equalSources

  • type

    Function

  • parameters:
    • a: (typeof )
    • b: (typeof )
  • source: [view]
      return a && b && a == b;
  • summary

    compares event sources, returns true if they are equal

• dojox.gfx.switchTo

  • type

    Function

  • parameters:
    • renderer: (typeof )
  • source: [view]
      var ns = dojox.gfx[renderer];
      if(ns){
       dojo.forEach(["Group", "Rect", "Ellipse", "Circle", "Line",
         "Polyline", "Image", "Text", "Path", "TextPath",
         "Surface", "createSurface"], function(name){
        dojox.gfx[name] = ns[name];
       });
      }
  • summary

• dojox.gfx._base

  • type

    Object

  • summary

• dojox.gfx

  • type

    Object

  • summary

• dojox

  • type

    Object

  • summary