// CONFIG START
var gf_start_cor = "mr_kopf_y";
var gf_start_sag = "mr_kopf_x";
var gf_start_tra = "mr_kopf_z";
var gf_end = ".png";
var dim = 255;
var dir = "/MR-JS/mrimages/";
var dir_back = "/MR-JS/mrimages/";
var dir_inv = "/MR-JS/mrimagesinverted/";
var fuehr_nullen = false;
var offset_x = 42;
var infotext = 'MRT-Datensatz: KOPF, T1\nTechnische Daten:\nModality MR\nManufacturer SIEMENS\nModel MAGNETOM Symphony\nInstitut Dr. Assheuer, Koeln\nStudy Description KOPF\nSlice Thickn. 001.071429E+00\nRepetit. Time 001.108000E+01\nEcho Time 004.300000E+00\nNumber of Averages 1\nImaging Freq. 006.368282E+01\nEcho Number(s) 1\nMagn. Field Strength 1.494981\nEcho Train Length 0\nRows 256\nColumns 256\nPixel 9.76562E-01\\9.76562E-01\nBits Allocated 16\nBits Stored 12\nHigh Bit 11\nWindow Center 118 \\ 118\nWindow Width 294 \\ 294';
var xo = 55;
var y = 118;
var z = 99;
var x = xo + offset_x;
// CONFIG END
var infob = true;
function invert()
{
var color;
if(dir == dir_back) {dir = dir_inv; color='#FFF';} else {dir = dir_back; color='#000';}
$("#sag").css("background-image","url("+dir+gf_start_sag+to_string(xo)+gf_end+")");
$("#cor").css("background-image","url("+dir+gf_start_cor+to_string(y)+gf_end+")");
$("#tra").css("background-image","url("+dir+gf_start_tra+to_string(z)+gf_end+")");
$("#sag").css("background-color",color);
$("#cor").css("background-color",color);
$("#tra").css("background-color",color);
}
function add(dw,z)
{
if(dw == "dw")
{
var temp = parseInt($("#"+z).attr('value'))-1;
if(temp >= 0){$("#"+z).attr('value',temp);}
repaint();
}
else
{
var temp = parseInt($("#"+z).attr('value'))+1;
if(temp <= dim){$("#"+z).attr('value',temp);}
repaint();
}
}
function info()
{
if(infob)
{
$("#infobobd").css("display","none");
infob = false;
}
else
{
$("#infobobd").css("display","block");
infob = true;
}
}
function to_string(zahl)
{
if(!fuehr_nullen)return zahl;
zahl_str = ""+zahl+"";
if(zahl_str.length == 3){return zahl;}
else if(zahl_str.length == 2){return "0"+zahl;}
else if(zahl_str.length == 1){return "00"+zahl;}
return "000";
}
function paint_pfad(pos,a,b)
{
//alert("a"+a+" b"+b);
$("#"+pos+"-linie-oben").css("left",a+"px");$("#"+pos+"-linie-oben").css("height",(b-7)+"px");
$("#"+pos+"-linie-links").css("top",b+"px");$("#"+pos+"-linie-links").css("width",(a-7)+"px");
$("#"+pos+"-linie-unten").css("left",a+"px");$("#"+pos+"-linie-unten").css("height",(dim-b-7)+"px");
$("#"+pos+"-linie-rechts").css("top",b+"px");$("#"+pos+"-linie-rechts").css("width",(dim-a-7)+"px");
$("#"+pos+"-punkt").css("left",a+"px");$("#"+pos+"-punkt").css("top",b+"px");
}
function paint_pfadk(pos)
{
paint_pfad('cor',x,z);
paint_pfad('sag',y,z);
paint_pfad('tra',x,y);
$("#fadfot").html("Fadenkreuz: x: "+xo+"; y: "+y+"; z: "+z+";");
$("#x").attr('value', xo);
$("#y").attr('value', y);
$("#z").attr('value', z);
}
function repaint()
{
if(parseInt($("#x").attr('value')) <= (dim-offset_x) && parseInt($("#x").attr('value')) >=0){xo = parseInt($("#x").attr('value')); x = xo + offset_x;}
if(parseInt($("#y").attr('value')) <= dim && parseInt($("#y").attr('value')) >=0){y = parseInt($("#y").attr('value'));}
if(parseInt($("#z").attr('value')) <= dim && parseInt($("#z").attr('value')) >=0){z = parseInt($("#z").attr('value'));}
paint_pfadk("cor");
$("#sag").css("background-image","url("+dir+gf_start_sag+to_string(xo)+gf_end+")");
$("#cor").css("background-image","url("+dir+gf_start_cor+to_string(y)+gf_end+")");
$("#tra").css("background-image","url("+dir+gf_start_tra+to_string(z)+gf_end+")");
}
$(document).ready(function() {
$("#mrviewer").append("");
$("#cor").append('');
$("#sag").append('');
$("#tra").append('');
$("#infobox").html('');
paint_pfadk('cor');
paint_pfadk('sag');
paint_pfadk('tra');
$("#mrviewer").find("#sag").click(function(e){
var pos = $(this).position();
pos.left = parseInt(pos.left);
pos.top = parseInt(pos.top);
y = e.pageX - pos.left;
z = e.pageY - pos.top;
$("#cor").css("background-image","url("+dir+gf_start_cor+to_string(y)+gf_end+")");
$("#tra").css("background-image","url("+dir+gf_start_tra+to_string(z)+gf_end+")");
$("#kopfimage").css("background-image","url(/MR-JS/sonstiges/sag.jpg)");
paint_pfadk('sag');
});
$("#mrviewer").find("#cor").click(function(e){
var pos = $(this).position();
pos.left = parseInt(pos.left);
pos.top = parseInt(pos.top);
xo = e.pageX - pos.left - offset_x;
x = e.pageX - pos.left;
if(xo < 0){xo=0;x=offset_x;}
z = e.pageY - pos.top;
$("#sag").css("background-image","url("+dir+gf_start_sag+to_string(xo)+gf_end+")");
$("#tra").css("background-image","url("+dir+gf_start_tra+to_string(z)+gf_end+")");
$("#kopfimage").css("background-image","url(/MR-JS/sonstiges/cor.jpg)");
paint_pfadk('cor');
});
$("#mrviewer").find("#tra").click(function(e){
var pos = $(this).position();
pos.left = parseInt(pos.left);
pos.top = parseInt(pos.top);
xo = e.pageX - pos.left - offset_x;
x = e.pageX - pos.left;
if(xo < 0){xo=0;x=offset_x;}
y = e.pageY - pos.top;
$("#sag").css("background-image","url("+dir+gf_start_sag+to_string(xo)+gf_end+")");
$("#cor").css("background-image","url("+dir+gf_start_cor+to_string(y)+gf_end+")");
$("#kopfimage").css("background-image","url(/MR-JS/sonstiges/tra.jpg)");
paint_pfadk('tra');
});
$("#mrviewer").find("#kopfimage").click(function(e){
$("#kopfimage").css("background-image","url(/MR-JS/sonstiges/normal.jpg)");
});
});