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TangleKit Adjustable Number help attribute #4

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TangleKit Adjustable Number help attribute #4

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91f54ce
Fixed Tanglekit TKIf andTKSwitch classes' element display behavior
edgerunner Nov 22, 2011
aa671d3
TangleKit: TKIf and TKSwitch work both both inline and block element…
worrydream Nov 24, 2011
a680295
TangleKit AdjustableNumber help attribute
edgerunner Dec 8, 2011
f093b4a
made TKAdjustableNumber help text visible during dragging
edgerunner Dec 8, 2011
2b13c43
CSS for TKAdjustableNumber help text on down state
edgerunner Dec 8, 2011
447514d
Merge branch 'master' into tanglekit_element_display
edgerunner Dec 8, 2011
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3 changes: 3 additions & 0 deletions TangleKit/TangleKit.css
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Original file line number Diff line number Diff line change
Expand Up @@ -48,3 +48,6 @@
font: 9px "Helvetica-Neue", "Arial", sans-serif;
}

.TKAdjustableNumberDown .TKAdjustableNumberHelp {
color: #f00;
}
24 changes: 16 additions & 8 deletions TangleKit/TangleKit.js
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,8 @@ Tangle.classes.TKIf = {

update: function (element, value) {
if (this.isInverted) { value = !value; }
element.style.display = !value ? "none" : "inline"; // todo, block or inline?
if (value) { element.style.removeProperty("display"); }
else { element.style.display = "none" };
}
};

Expand All @@ -43,7 +44,8 @@ Tangle.classes.TKSwitch = {

update: function (element, value) {
element.getChildren().each( function (child, index) {
child.style.display = (index != value) ? "none" : "inline";
if (index != value) { child.style.display = "none"; }
else { child.style.removeProperty("display"); }
});
}
};
Expand Down Expand Up @@ -129,6 +131,7 @@ Tangle.classes.TKNumberField = {
// Attributes: data-min (optional): minimum value
// data-max (optional): maximum value
// data-step (optional): granularity of adjustment (can be fractional)
// data-help (optional): the help text that appears above the value. defaults to "« drag »"

var isAnyAdjustableNumberDragging = false; // hack for dragging one value over another one

Expand All @@ -142,6 +145,7 @@ Tangle.classes.TKAdjustableNumber = {
this.min = (options.min !== undefined) ? parseFloat(options.min) : 0;
this.max = (options.max !== undefined) ? parseFloat(options.max) : 1e100;
this.step = (options.step !== undefined) ? parseFloat(options.step) : 1;
this.help = (options.help !== undefined) ? options.step : "« drag »";

this.initializeHover();
this.initializeHelp();
Expand Down Expand Up @@ -187,15 +191,19 @@ Tangle.classes.TKAdjustableNumber = {
initializeHelp: function () {
this.helpElement = (new Element("div", { "class": "TKAdjustableNumberHelp" })).inject(this.element, "top");
this.helpElement.setStyle("display", "none");
this.helpElement.set("text", "drag");
this.helpElement.set("text", this.help);
},

updateHelp: function () {
var size = this.element.getSize();
var top = -size.y + 7;
var left = Math.round(0.5 * (size.x - 20));
var display = (this.isHovering && !isAnyAdjustableNumberDragging) ? "block" : "none";
this.helpElement.setStyles({ left:left, top:top, display:display });
var show = ((this.isHovering && !isAnyAdjustableNumberDragging) || this.isDragging)
if (show) {
this.helpElement.setStyle("display", "block");
var top = - this.helpElement.getSize().y * 0.5;
var left = Math.round(0.5 * (this.element.getSize().x - this.helpElement.getSize().x));
this.helpElement.setStyles({ left:left, top:top });
} else {
this.helpElement.setStyle("display", "none");
}
},


Expand Down