Subversion Repositories Applications.papyrus

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
};

}