Page MenuHomeCode
Files F391681

_color.js
No OneTemporary
Actions

_color.js
View Options

if(!dojo._hasResource["dojox.charting._color"]){ //_hasResource checks added by build. Do not use _hasResource directly in your code.
dojo._hasResource["dojox.charting._color"] = true;
dojo.provide("dojox.charting._color");
dojox.charting._color={};
dojox.charting._color.fromHsb=function(/* int */hue, /* int */saturation, /* int */brightness){
// summary
// Creates an instance of dojo.Color based on HSB input (360, %, %)
hue=Math.round(hue);
saturation=Math.round((saturation/100)*255);
brightness=Math.round((brightness/100)*255);
var r, g, b;
if(saturation==0){
r=g=b=brightness;
} else {
var tint1=brightness,
tint2=(255-saturation)*brightness/255,
tint3=(tint1-tint2)*(hue%60)/60;
if(hue<60){ r=tint1, g=tint2+tint3, b=tint2; }
else if(hue<120){ r=tint1-tint3, g=tint1, b=tint2; }
else if(hue<180){ r=tint2, g=tint1, b=tint2+tint3; }
else if(hue<240){ r=tint2, g=tint1-tint3, b=tint1; }
else if(hue<300){ r=tint2+tint3, g=tint2, b=tint1; }
else if(hue<360){ r=tint1, g=tint2, b=tint1-tint3; }
}
r=Math.round(r); g=Math.round(g); b=Math.round(b);
return new dojo.Color({ r:r, g:g, b:b });
};
dojox.charting._color.toHsb=function(/* int|Object|dojo.Color */ red, /* int? */ green, /* int? */blue){
// summary
// Returns the color in HSB representation (360, %, %)
var r=red,g=green,b=blue;
if(dojo.isObject(red)){
r=red.r,g=red.g,b=red.b;
}
var min=Math.min(r,g,b);
var max=Math.max(r,g,b);
var delta=max-min;
var hue=0, saturation=(max!=0?delta/max:0), brightness=max/255;
if(saturation==0){ hue=0; }
else {
if(r==max){ hue=((max-b)/delta)-((max-g)/delta); }
else if(g==max){ hue=2+(((max-r)/delta)-((max-b)/delta)); }
else { hue=4+(((max-g)/delta)-((max-r)/delta)); }
hue/=6;
if(hue<0) hue++;
}
hue=Math.round(hue*360);
saturation=Math.round(saturation*100);
brightness=Math.round(brightness*100);
return {
h:hue, s:saturation, b:brightness,
hue:hue, saturation:saturation, brightness:brightness
}; // Object
};
}

File Metadata

Mime Type
text/plain
Expires
Sat, Feb 22, 20:24 (1 d, 12 h ago)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
24091
Default Alt Text
_color.js (1 KB)

Event Timeline