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/*
Widget Code!
*/
// Recursive Pos of div in document - should work in most browsers
function findPos(obj) {
var curLeft = curTop = 0;
if(obj.offsetParent) {
curLeft = obj.offsetLeft
curTop = obj.offsetTop
while(obj = obj.offsetParent) {
curLeft += obj.offsetLeft
curTop += obj.offsetTop
}
}
return {
x:curLeft,
y:curTop
}
}
/*
ui read widget functions
*/
function readSlider(sliderId) {
var value = parseFloat(document.getElementById(sliderId + "box").value);
if(isNaN(value)) {
value = 0.0;
}
return value;
}
function readBinary(binaryId) {
lf = document.getElementById(binaryId + "marker").style.left;
if(lf == "2px") {
return 0;
} else {
return 1;
}
}
/*
ui change widget functions
*/
// The idea is to have a few functions like this one and minimum javascript intervention
function updateBinary(event, binaryId) {
if(mb) {
coords = findPos(event.currentTarget);
coords.x = event.clientX - coords.x;
coords.y = event.clientY - coords.y;
if(coords.x > 24) {
document.getElementById(binaryId + "marker").style.left = 20 + "px";
document.getElementById(binaryId).style.backgroundColor = "#ddd";
}else if(coords.x < 16) {
document.getElementById(binaryId + "marker").style.left = 2 + "px";
document.getElementById(binaryId).style.backgroundColor = "#777";
}
}
}
// The idea is to have a few functions like this one and minimum javascript intervention
function updateSlider(event, kind, min, max, length, sliderId, boxId) {
if(mb) {
coords = findPos(event.currentTarget);
coords.x = event.clientX - coords.x;
coords.y = event.clientY - coords.y;
cx = coords.x / length;
sd = max - min;
value = min + (sd * cx);
if(value > max) value = max;
if(kind == 0) {
value = Math.round(value);
}
if(kind == 1) {
value = Math.round(value * 10.0) / 10.0;
}
if(kind == 2) {
value = Math.round(value * 100.0) / 100.0;
}
if(kind == 3) {
value = Math.round(value * 1000.0) / 1000.0;
}
document.getElementById(boxId).value = value;
document.getElementById(sliderId).style.left = Math.ceil((length) * ((value - min) / sd)) + "px";
}
}
function sliderPosition(value, min, max, length) {
if(value < min) {
value = min;
}
if(value > max) {
value = max;
}
pos = Math.round(((value - min) / (max - min)) * length);
return pos;
}
function changeSlider(value, sliderId, kind, min, max, length) {
value = parseFloat(value);
if(isNaN(value)) {
value = 0.0;
}
if(value < min) {
value = min;
}
if(value > max) {
value = max;
}
if(kind == 0) {
value = Math.round(value);
}
if(kind == 1) {
value = Math.round(value * 10.0) / 10.0;
}
if(kind == 2) {
value = Math.round(value * 100.0) / 100.0;
}
if(kind == 3) {
value = Math.round(value * 1000.0) / 1000.0;
}
pos = sliderPosition(value, min, max, length);
document.getElementById(sliderId + "box").value = value;
document.getElementById(sliderId + "marker").style.left = pos + "px";
}
/*
ui make widget functions
*/
function makeLabel(name) {
s = "";
s += "<div class='label'>" + name + "</div>";
return s;
}
function makePanel(width, height) {
s = "";
s += "<div class='panel' style='height: " + height + "px; width: " + width + "px;'>";
return s;
}
function makePanelEnd() {
s = "</div>";
return s;
}
function makeSlider(sliderId, kind, minValue, maxValue, midValue, sliderWidth, defaultValue) {
s = "";
defaultPosition = sliderPosition(defaultValue, minValue, maxValue, sliderWidth);
if(defaultValue < minValue) {
defaultValue = minValue;
}
if(defaultValue > maxValue) {
defaultValue = maxValue;
}
s += "<input id='" + sliderId + "box' value='" + defaultValue + "' type='text' class='sliderBox' onBlur='changeSlider(this.value,\"" + sliderId + "\"," + kind + "," + minValue + "," + maxValue + "," + sliderWidth + ");'>";
s += "<div id='" + sliderId + "' class='sliderLine' style='width:" + sliderWidth + "px;'";
s += " onmousemove='updateSlider(event," + kind + "," + minValue + "," + maxValue + "," + sliderWidth + ",\"" + sliderId + "marker\",\"" + sliderId + "box\");'";
s += " onmouseup='updateSlider(event," + kind + "," + minValue + "," + maxValue + "," + sliderWidth + ",\"" + sliderId + "marker\",\"" + sliderId + "box\");'>";
s += " <div id='" + sliderId + "marker' class='sliderMarker' style='left:" + defaultPosition + "px;'></div>";
s += "</div>";
s += "<div class='slidermidValue' style='width:" + sliderWidth + "px;'>" + midValue;
s += "<div class='sliderminValue'>" + minValue + "</div>";
s += "<div class='slidermaxValue'>" + maxValue + "</div></div>";
return s;
}
function makeBinary(binaryId, defaultValue) {
s = "";
if(defaultValue == 1) {
defaultPosition = 20;
defaultColor = "#ddd";
} else {
defaultPosition = 2;
defaultColor = "#777";
}
s += "<div id='" + binaryId + "' class='binaryLine' style='background-color:" + defaultColor + ";' onmousemove='updateBinary(event,\"" + binaryId + "\");' onmouseup='updateBinary(event,\"" + binaryId + "\");'>";
s += "<div id='" + binaryId + "marker' class='binaryMarker' style='left:" + defaultPosition + "px;'></div>";
s += "</div>";
return s;
}
var mb = 0;
function mbPress(event) {
mb = 1;
}
function mbRelease(event) {
mb = 0;
}
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