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George Michael Brower 2011-04-18 12:06:19 -07:00
parent 561b4a1411
commit 92a13fd869
7 changed files with 550 additions and 547 deletions
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406
demo/demo.js
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@ -1,227 +1,227 @@
function FizzyText(message) {
var that = this;
var that = this;
// These are the variables that we manipulate with gui-dat.
// Notice they're all defined with "this". That makes them public.
// Otherwise, gui-dat can't see them.
// These are the variables that we manipulate with gui-dat.
// Notice they're all defined with "this". That makes them public.
// Otherwise, gui-dat can't see them.
this.growthSpeed = 0.5; // how fast do particles change size?
this.maxSize = 3.2; // how big can they get?
this.noiseStrength = 10; // how turbulent is the flow?
this.speed = 0.4; // how fast do particles move?
this.displayOutline = false; // should we draw the message as a stroke?
this.framesRendered = 0;
this.growthSpeed = 0.5; // how fast do particles change size?
this.maxSize = 3.2; // how big can they get?
this.noiseStrength = 10; // how turbulent is the flow?
this.speed = 0.4; // how fast do particles move?
this.displayOutline = true; // should we draw the message as a stroke?
this.framesRendered = 0;
// __defineGetter__ and __defineSetter__ makes JavaScript believe that
// we've defined a variable 'this.message'. This way, whenever we
// change the message variable, we can call some more functions.
this.__defineGetter__("message", function () {
return message;
});
// __defineGetter__ and __defineSetter__ makes JavaScript believe that
// we've defined a variable 'this.message'. This way, whenever we
// change the message variable, we can call some more functions.
this.__defineSetter__("message", function (m) {
message = m;
createBitmap(message);
});
this.__defineGetter__("message", function () {
return message;
});
// We can even add functions to the DAT.GUI! As long as they have
// 0 arguments, we can call them from the dat-gui panel.
this.explode = function() {
var mag = Math.random()*30+30;
for (var i in particles) {
var angle= Math.random()*Math.PI*2;
particles[i].vx = Math.cos(angle)*mag;
particles[i].vy = Math.sin(angle)*mag;
}
};
this.__defineSetter__("message", function (m) {
message = m;
createBitmap(message);
});
////////////////////////////////////////////////////////////////
// We can even add functions to the DAT.GUI! As long as they have
// 0 arguments, we can call them from the dat-gui panel.
var _this = this;
this.explode = function() {
var mag = Math.random() * 30 + 30;
for (var i in particles) {
var angle = Math.random() * Math.PI * 2;
particles[i].vx = Math.cos(angle) * mag;
particles[i].vy = Math.sin(angle) * mag;
}
};
var width = 550;
var height = 200;
var textAscent = 101;
var textOffsetLeft = 80;
var noiseScale = 300;
var frameTime = 30;
var colors = ["#00aeff", "#0fa954", "#54396e", "#e61d5f"];
// This is the context we use to get a bitmap of text using
// the getImageData function.
var r = document.createElement('canvas');
var s = r.getContext('2d');
////////////////////////////////////////////////////////////////
// This is the context we actually use to draw.
var c = document.createElement('canvas');
var g = c.getContext('2d');
var _this = this;
r.setAttribute('width', width);
c.setAttribute('width', width);
r.setAttribute('height', height);
c.setAttribute('height', height);
var width = 550;
var height = 200;
var textAscent = 101;
var textOffsetLeft = 80;
var noiseScale = 300;
var frameTime = 30;
// Add our demo to the HTML
document.getElementById('helvetica-demo').appendChild(c);
var colors = ["#00aeff", "#0fa954", "#54396e", "#e61d5f"];
// Stores bitmap image
var pixels = [];
// Stores a list of particles
var particles = [];
// This is the context we use to get a bitmap of text using
// the getImageData function.
var r = document.createElement('canvas');
var s = r.getContext('2d');
// Set g.font to the same font as the bitmap canvas, incase we
// want to draw some outlines.
s.font = g.font = "800 82px helvetica, arial, sans-serif";
// This is the context we actually use to draw.
var c = document.createElement('canvas');
var g = c.getContext('2d');
// Instantiate some particles
for (var i = 0; i < 1000; i++) {
particles.push(new Particle(Math.random() * width, Math.random() * height));
r.setAttribute('width', width);
c.setAttribute('width', width);
r.setAttribute('height', height);
c.setAttribute('height', height);
// Add our demo to the HTML
document.getElementById('helvetica-demo').appendChild(c);
// Stores bitmap image
var pixels = [];
// Stores a list of particles
var particles = [];
// Set g.font to the same font as the bitmap canvas, incase we
// want to draw some outlines.
s.font = g.font = "800 82px helvetica, arial, sans-serif";
// Instantiate some particles
for (var i = 0; i < 1000; i++) {
particles.push(new Particle(Math.random() * width, Math.random() * height));
}
// This function creates a bitmap of pixels based on your message
// It's called every time we change the message property.
var createBitmap = function (msg) {
s.fillStyle = "#fff";
s.fillRect(0, 0, width, height);
s.fillStyle = "#222";
s.fillText(msg, textOffsetLeft, textAscent);
// Pull reference
var imageData = s.getImageData(0, 0, width, height);
pixels = imageData.data;
};
// Called once per frame, updates the animation.
var render = function () {
that.framesRendered ++;
g.clearRect(0, 0, width, height);
if (_this.displayOutline) {
g.globalCompositeOperation = "source-over";
g.strokeStyle = "#000";
g.lineWidth = .5;
g.strokeText(message, textOffsetLeft, textAscent);
}
// This function creates a bitmap of pixels based on your message
// It's called every time we change the message property.
var createBitmap = function (msg) {
s.fillStyle = "#fff";
s.fillRect(0, 0, width, height);
g.globalCompositeOperation = "darker";
s.fillStyle = "#222";
s.fillText(msg, textOffsetLeft, textAscent);
// Pull reference
var imageData = s.getImageData(0, 0, width, height);
pixels = imageData.data;
};
// Called once per frame, updates the animation.
var render = function () {
that.framesRendered ++;
g.clearRect(0, 0, width, height);
if (_this.displayOutline) {
g.globalCompositeOperation = "source-over";
g.strokeStyle = "#000";
g.lineWidth = .5;
g.strokeText(message, textOffsetLeft, textAscent);
}
g.globalCompositeOperation = "darker";
for (var i = 0; i < particles.length; i++) {
g.fillStyle = colors[i % colors.length];
particles[i].render();
}
};
// Returns x, y coordinates for a given index in the pixel array.
var getPosition = function (i) {
return {
x: (i - (width * 4) * Math.floor(i / (width * 4))) / 4,
y: Math.floor(i / (width * 4))
};
};
// Returns a color for a given pixel in the pixel array.
var getColor = function (x, y) {
var base = (Math.floor(y) * width + Math.floor(x)) * 4;
var c = {
r: pixels[base + 0],
g: pixels[base + 1],
b: pixels[base + 2],
a: pixels[base + 3]
};
return "rgb(" + c.r + "," + c.g + "," + c.b + ")";
};
// This calls the setter we've defined above, so it also calls
// the createBitmap function.
this.message = message;
var loop = function() {
// Don't render if we don't see it.
// Would be cleaner if I dynamically acquired the top of the canvas.
if (document.body.scrollTop < height + 20) {
render();
}
for (var i = 0; i < particles.length; i++) {
g.fillStyle = colors[i % colors.length];
particles[i].render();
}
// This calls the render function every 30 milliseconds.
setInterval(loop, frameTime);
// This class is responsible for drawing and moving those little
// colored dots.
function Particle(x, y, c) {
// Position
this.x = x;
this.y = y;
// Size of particle
this.r = 0;
// This velocity is used by the explode function.
this.vx = 0;
this.vy = 0;
// Called every frame
this.render = function () {
// What color is the pixel we're sitting on top of?
var c = getColor(this.x, this.y);
// Where should we move?
var angle = noise(this.x / noiseScale, this.y / noiseScale) * _this.noiseStrength;
// Are we within the boundaries of the image?
var onScreen = this.x > 0 && this.x < width &&
this.y > 0 && this.y < height;
var isBlack = c != "rgb(255,255,255)" && onScreen;
// If we're on top of a black pixel, grow.
// If not, shrink.
if (isBlack) {
this.r += _this.growthSpeed;
} else {
this.r -= _this.growthSpeed;
}
// This velocity is used by the explode function.
this.vx *= 0.5;
this.vy *= 0.5;
// Change our position based on the flow field and our
// explode velocity.
this.x += Math.cos(angle) * _this.speed + this.vx;
this.y += -Math.sin(angle) * _this.speed + this.vy;
this.r = DAT.GUI.constrain(this.r, 0, _this.maxSize);
// If we're tiny, keep moving around until we find a black
// pixel.
if (this.r <= 0) {
this.x = Math.random() * width;
this.y = Math.random() * height;
return; // Don't draw!
}
// Draw the circle.
g.beginPath();
g.arc(this.x, this.y, this.r, 0, Math.PI * 2, false);
g.fill();
}
};
// Returns x, y coordinates for a given index in the pixel array.
var getPosition = function (i) {
return {
x: (i - (width * 4) * Math.floor(i / (width * 4))) / 4,
y: Math.floor(i / (width * 4))
};
};
// Returns a color for a given pixel in the pixel array.
var getColor = function (x, y) {
var base = (Math.floor(y) * width + Math.floor(x)) * 4;
var c = {
r: pixels[base + 0],
g: pixels[base + 1],
b: pixels[base + 2],
a: pixels[base + 3]
};
return "rgb(" + c.r + "," + c.g + "," + c.b + ")";
};
// This calls the setter we've defined above, so it also calls
// the createBitmap function.
this.message = message;
var loop = function() {
// Don't render if we don't see it.
// Would be cleaner if I dynamically acquired the top of the canvas.
if (document.body.scrollTop < height + 20) {
render();
}
}
// This calls the render function every 30 milliseconds.
setInterval(loop, frameTime);
// This class is responsible for drawing and moving those little
// colored dots.
function Particle(x, y, c) {
// Position
this.x = x;
this.y = y;
// Size of particle
this.r = 0;
// This velocity is used by the explode function.
this.vx = 0;
this.vy = 0;
// Called every frame
this.render = function () {
// What color is the pixel we're sitting on top of?
var c = getColor(this.x, this.y);
// Where should we move?
var angle = noise(this.x / noiseScale, this.y / noiseScale) * _this.noiseStrength;
// Are we within the boundaries of the image?
var onScreen = this.x > 0 && this.x < width &&
this.y > 0 && this.y < height;
var isBlack = c != "rgb(255,255,255)" && onScreen;
// If we're on top of a black pixel, grow.
// If not, shrink.
if (isBlack) {
this.r += _this.growthSpeed;
} else {
this.r -= _this.growthSpeed;
}
// This velocity is used by the explode function.
this.vx *= 0.5;
this.vy *= 0.5;
// Change our position based on the flow field and our
// explode velocity.
this.x += Math.cos(angle) * _this.speed + this.vx;
this.y += -Math.sin(angle) * _this.speed + this.vy;
this.r = DAT.GUI.constrain(this.r, 0, _this.maxSize);
// If we're tiny, keep moving around until we find a black
// pixel.
if (this.r <= 0) {
this.x = Math.random() * width;
this.y = Math.random() * height;
return; // Don't draw!
}
// Draw the circle.
g.beginPath();
g.arc(this.x, this.y, this.r, 0, Math.PI * 2, false);
g.fill();
}
}
}

79
src/controllers/boolean.js
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@ -1,47 +1,48 @@
DAT.GUI.BooleanController = function() {
this.type = "boolean";
DAT.GUI.Controller.apply(this, arguments);
this.type = "boolean";
DAT.GUI.Controller.apply(this, arguments);
var _this = this;
var input = document.createElement('input');
input.setAttribute('type', 'checkbox');
var _this = this;
var input = document.createElement('input');
input.setAttribute('type', 'checkbox');
if(arguments[3]) {
input.checked = true;
this.setValue(true);
} else {
input.checked = false;
this.setValue(false);
if (arguments[3]) {
input.checked = true;
this.setValue(true);
} else {
input.checked = false;
this.setValue(false);
}
this.domElement.addEventListener('click', function(e) {
input.checked = !input.checked;
e.preventDefault();
_this.setValue(input.checked);
}, false);
input.addEventListener('mouseup', function(e) {
input.checked = !input.checked; // counteracts default.
}, false);
this.domElement.style.cursor = "pointer";
this.propertyNameElement.style.cursor = "pointer";
this.domElement.appendChild(input);
this.updateDisplay = function() {
input.checked = _this.getValue();
};
this.setValue = function(val) {
if (typeof val != "boolean") {
try {
val = eval(val);
} catch (e) {
}
}
this.domElement.addEventListener('click', function(e) {
input.checked = !input.checked;
e.preventDefault();
_this.setValue(input.checked);
}, false);
input.addEventListener('mouseup', function(e) {
input.checked = !input.checked; // counteracts default.
}, false);
this.domElement.style.cursor = "pointer";
this.propertyNameElement.style.cursor = "pointer";
this.domElement.appendChild(input);
this.updateDisplay = function() {
input.checked = _this.getValue();
};
this.setValue = function(val) {
if (typeof val != "boolean") {
try {
val = eval(val);
} catch (e) {}
}
return DAT.GUI.Controller.prototype.setValue.call(this, val);
};
return DAT.GUI.Controller.prototype.setValue.call(this, val);
};
};
DAT.GUI.extendController(DAT.GUI.BooleanController);

113
src/controllers/controller.js
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@ -1,20 +1,20 @@
DAT.GUI.Controller = function() {
this.parent = arguments[0];
this.object = arguments[1];
this.propertyName = arguments[2];
this.parent = arguments[0];
this.object = arguments[1];
this.propertyName = arguments[2];
if (arguments.length > 0) this.initialValue = this.propertyName[this.object];
if (arguments.length > 0) this.initialValue = this.propertyName[this.object];
this.domElement = document.createElement('div');
this.domElement.setAttribute('class', 'guidat-controller ' + this.type);
this.domElement = document.createElement('div');
this.domElement.setAttribute('class', 'guidat-controller ' + this.type);
this.propertyNameElement = document.createElement('span');
this.propertyNameElement.setAttribute('class', 'guidat-propertyname');
this.name(this.propertyName);
this.domElement.appendChild(this.propertyNameElement);
this.propertyNameElement = document.createElement('span');
this.propertyNameElement.setAttribute('class', 'guidat-propertyname');
this.name(this.propertyName);
this.domElement.appendChild(this.propertyNameElement);
DAT.GUI.makeUnselectable(this.domElement);
DAT.GUI.makeUnselectable(this.domElement);
};
@ -22,76 +22,77 @@ DAT.GUI.Controller.prototype.changeFunction = null;
DAT.GUI.Controller.prototype.finishChangeFunction = null;
DAT.GUI.Controller.prototype.name = function(n) {
this.propertyNameElement.innerHTML = n;
return this;
this.propertyNameElement.innerHTML = n;
return this;
};
DAT.GUI.Controller.prototype.reset = function() {
this.setValue(this.initialValue);
return this;
this.setValue(this.initialValue);
return this;
};
DAT.GUI.Controller.prototype.listen = function() {
this.parent.listenTo(this);
return this;
this.parent.listenTo(this);
return this;
};
DAT.GUI.Controller.prototype.unlisten = function() {
this.parent.unlistenTo(this); // <--- hasn't been tested yet
return this;
this.parent.unlistenTo(this); // <--- hasn't been tested yet
return this;
};
DAT.GUI.Controller.prototype.setValue = function(n) {
this.object[this.propertyName] = n;
if (this.changeFunction != null) {
this.changeFunction.call(this, n);
}
this.updateDisplay();
return this;
this.object[this.propertyName] = n;
if (this.changeFunction != null) {
this.changeFunction.call(this, n);
}
this.updateDisplay();
return this;
};
DAT.GUI.Controller.prototype.getValue = function() {
return this.object[this.propertyName];
return this.object[this.propertyName];
};
DAT.GUI.Controller.prototype.updateDisplay = function() {};
DAT.GUI.Controller.prototype.updateDisplay = function() {
};
DAT.GUI.Controller.prototype.onChange = function(fnc) {
this.changeFunction = fnc;
return this;
this.changeFunction = fnc;
return this;
};
DAT.GUI.Controller.prototype.onFinishChange = function(fnc) {
this.finishChangeFunction = fnc;
return this;
this.finishChangeFunction = fnc;
return this;
};
DAT.GUI.Controller.prototype.options = function() {
var _this = this;
var select = document.createElement('select');
if (arguments.length == 1) {
var arr = arguments[0];
for (var i in arr) {
var opt = document.createElement('option');
opt.innerHTML = i;
opt.setAttribute('value', arr[i]);
select.appendChild(opt);
}
} else {
for (var i = 0; i < arguments.length; i++) {
var opt = document.createElement('option');
opt.innerHTML = arguments[i];
opt.setAttribute('value', arguments[i]);
select.appendChild(opt);
}
var _this = this;
var select = document.createElement('select');
if (arguments.length == 1) {
var arr = arguments[0];
for (var i in arr) {
var opt = document.createElement('option');
opt.innerHTML = i;
opt.setAttribute('value', arr[i]);
select.appendChild(opt);
}
} else {
for (var i = 0; i < arguments.length; i++) {
var opt = document.createElement('option');
opt.innerHTML = arguments[i];
opt.setAttribute('value', arguments[i]);
select.appendChild(opt);
}
}
select.addEventListener('change', function() {
_this.setValue(this.value);
if (_this.finishChangeFunction != null) {
_this.finishChangeFunction.call(this, _this.getValue());
}
}, false);
_this.domElement.appendChild(select);
return this;
select.addEventListener('change', function() {
_this.setValue(this.value);
if (_this.finishChangeFunction != null) {
_this.finishChangeFunction.call(this, _this.getValue());
}
}, false);
_this.domElement.appendChild(select);
return this;
};

51
src/controllers/function.js
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@ -1,29 +1,30 @@
DAT.GUI.FunctionController = function() {
this.type = "function";
var _this = this;
DAT.GUI.Controller.apply(this, arguments);
this.domElement.addEventListener('click', function() {
_this.fire();
}, false);
this.domElement.style.cursor = "pointer";
this.propertyNameElement.style.cursor = "pointer";
var fireFunction = null;
this.onFire = function(fnc) {
fireFunction = fnc;
return this;
this.type = "function";
var _this = this;
DAT.GUI.Controller.apply(this, arguments);
this.domElement.addEventListener('click', function() {
_this.fire();
}, false);
this.domElement.style.cursor = "pointer";
this.propertyNameElement.style.cursor = "pointer";
var fireFunction = null;
this.onFire = function(fnc) {
fireFunction = fnc;
return this;
}
this.fire = function() {
if (fireFunction != null) {
fireFunction.call(this);
}
this.fire = function() {
if (fireFunction != null) {
fireFunction.call(this);
}
_this.object[_this.propertyName].call(_this.object);
};
_this.object[_this.propertyName].call(_this.object);
};
};
DAT.GUI.extendController(DAT.GUI.FunctionController);

278
src/controllers/number.js
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@ -1,156 +1,156 @@
DAT.GUI.NumberController = function() {
this.type = "number";
this.type = "number";
DAT.GUI.Controller.apply(this, arguments);
DAT.GUI.Controller.apply(this, arguments);
var _this = this;
var _this = this;
// If we simply click and release a number field, we want to highlight it.
// This variable keeps track of whether or not we've dragged
var draggedNumberField = false;
// If we simply click and release a number field, we want to highlight it.
// This variable keeps track of whether or not we've dragged
var draggedNumberField = false;
var clickedNumberField = false;
var clickedNumberField = false;
var y = 0, py = 0;
var y = 0, py = 0;
var min = arguments[3];
var max = arguments[4];
var step = arguments[5];
if (!step) {
if (min != undefined && max != undefined) {
step = (max-min)*0.01;
} else {
step = 1;
}
}
var numberField = document.createElement('input');
numberField.setAttribute('id', this.propertyName);
numberField.setAttribute('type', 'text');
numberField.setAttribute('value', this.getValue());
if (step) numberField.setAttribute('step', step);
this.domElement.appendChild(numberField);
var slider;
var min = arguments[3];
var max = arguments[4];
var step = arguments[5];
if (!step) {
if (min != undefined && max != undefined) {
slider = new DAT.GUI.Slider(this, min, max, step, this.getValue());
this.domElement.appendChild(slider.domElement);
step = (max - min) * 0.01;
} else {
step = 1;
}
}
var numberField = document.createElement('input');
numberField.setAttribute('id', this.propertyName);
numberField.setAttribute('type', 'text');
numberField.setAttribute('value', this.getValue());
if (step) numberField.setAttribute('step', step);
this.domElement.appendChild(numberField);
var slider;
if (min != undefined && max != undefined) {
slider = new DAT.GUI.Slider(this, min, max, step, this.getValue());
this.domElement.appendChild(slider.domElement);
}
numberField.addEventListener('blur', function(e) {
var val = parseFloat(this.value);
if (!isNaN(val)) {
_this.setValue(val);
}
}, false);
numberField.addEventListener('mousewheel', function(e) {
e.preventDefault();
_this.setValue(_this.getValue() + Math.abs(e.wheelDeltaY) / e.wheelDeltaY * step);
return false;
}, false);
numberField.addEventListener('mousedown', function(e) {
py = y = e.pageY;
clickedNumberField = true;
document.addEventListener('mousemove', dragNumberField, false);
document.addEventListener('mouseup', mouseup, false);
}, false);
// Handle up arrow and down arrow
numberField.addEventListener('keydown', function(e) {
var newVal;
switch (e.keyCode) {
case 13: // enter
newVal = parseFloat(this.value);
_this.setValue(newVal);
break;
case 38: // up
newVal = _this.getValue() + step;
_this.setValue(newVal);
break;
case 40: // down
newVal = _this.getValue() - step;
_this.setValue(newVal);
break;
}
}, false);
var mouseup = function(e) {
document.removeEventListener('mousemove', dragNumberField, false);
DAT.GUI.makeSelectable(_this.parent.domElement);
DAT.GUI.makeSelectable(numberField);
if (clickedNumberField && !draggedNumberField) {
numberField.focus();
numberField.select();
}
if (slider) slider.domElement.className = slider.domElement.className.replace(' active', '');
draggedNumberField = false;
clickedNumberField = false;
if (_this.finishChangeFunction != null) {
_this.finishChangeFunction.call(this, _this.getValue());
}
document.removeEventListener('mouseup', mouseup, false);
};
var dragNumberField = function(e) {
draggedNumberField = true;
e.preventDefault();
// We don't want to be highlighting this field as we scroll.
// Or any other fields in this gui for that matter ...
// TODO: Make makeUselectable go through each element and child element.
DAT.GUI.makeUnselectable(_this.parent.domElement);
DAT.GUI.makeUnselectable(numberField);
if (slider) slider.domElement.className += ' active';
py = y;
y = e.pageY;
var dy = py - y;
var newVal = _this.getValue() + dy * step;
_this.setValue(newVal);
return false;
};
this.options = function() {
_this.noSlider();
_this.domElement.removeChild(numberField);
return DAT.GUI.Controller.prototype.options.apply(this, arguments);
};
this.noSlider = function() {
if (slider) {
_this.domElement.removeChild(slider.domElement);
}
return this;
};
this.setValue = function(val) {
val = parseFloat(val);
if (min != undefined && val <= min) {
val = min;
} else if (max != undefined && val >= max) {
val = max;
}
numberField.addEventListener('blur', function(e) {
var val = parseFloat(this.value);
if (!isNaN(val)) {
_this.setValue(val);
}
}, false);
return DAT.GUI.Controller.prototype.setValue.call(this, val);
numberField.addEventListener('mousewheel', function(e) {
e.preventDefault();
_this.setValue(_this.getValue() + Math.abs(e.wheelDeltaY)/e.wheelDeltaY*step);
return false;
}, false);
};
numberField.addEventListener('mousedown', function(e) {
py = y = e.pageY;
clickedNumberField = true;
document.addEventListener('mousemove', dragNumberField, false);
document.addEventListener('mouseup', mouseup, false);
}, false);
// Handle up arrow and down arrow
numberField.addEventListener('keydown', function(e) {
var newVal;
switch(e.keyCode) {
case 13: // enter
newVal = parseFloat(this.value);
_this.setValue(newVal);
break;
case 38: // up
newVal = _this.getValue() + step;
_this.setValue(newVal);
break;
case 40: // down
newVal = _this.getValue() - step;
_this.setValue(newVal);
break;
}
}, false);
var mouseup = function(e) {
document.removeEventListener('mousemove', dragNumberField, false);
DAT.GUI.makeSelectable(_this.parent.domElement);
DAT.GUI.makeSelectable(numberField);
if (clickedNumberField && !draggedNumberField) {
numberField.focus();
numberField.select();
}
if(slider) slider.domElement.className = slider.domElement.className.replace(' active', '');
draggedNumberField = false;
clickedNumberField = false;
if (_this.finishChangeFunction != null) {
_this.finishChangeFunction.call(this, _this.getValue());
}
document.removeEventListener('mouseup', mouseup, false);
};
var dragNumberField = function(e) {
draggedNumberField = true;
e.preventDefault();
// We don't want to be highlighting this field as we scroll.
// Or any other fields in this gui for that matter ...
// TODO: Make makeUselectable go through each element and child element.
DAT.GUI.makeUnselectable(_this.parent.domElement);
DAT.GUI.makeUnselectable(numberField);
if(slider) slider.domElement.className += ' active';
py = y;
y = e.pageY;
var dy = py - y;
var newVal = _this.getValue() + dy*step;
_this.setValue(newVal);
return false;
};
this.options = function() {
_this.noSlider();
_this.domElement.removeChild(numberField);
return DAT.GUI.Controller.prototype.options.apply(this, arguments);
};
this.noSlider = function() {
if (slider) {
_this.domElement.removeChild(slider.domElement);
}
return this;
};
this.setValue = function(val) {
val = parseFloat(val);
if (min != undefined && val <= min) {
val = min;
} else if (max != undefined && val >= max) {
val = max;
}
return DAT.GUI.Controller.prototype.setValue.call(this, val);
};
this.updateDisplay = function() {
numberField.value = DAT.GUI.roundToDecimal(_this.getValue(), 4);
if (slider) slider.value = _this.getValue();
};
this.updateDisplay = function() {
numberField.value = DAT.GUI.roundToDecimal(_this.getValue(), 4);
if (slider) slider.value = _this.getValue();
};
};
DAT.GUI.extendController(DAT.GUI.NumberController);

108
src/controllers/slider.js
View File

@ -1,66 +1,66 @@
DAT.GUI.Slider = function(numberController, min, max, step, initValue) {
var clicked = false;
var _this = this;
var clicked = false;
var _this = this;
var x, px;
var x, px;
this.domElement = document.createElement('div');
this.domElement.setAttribute('class', 'guidat-slider-bg');
this.domElement = document.createElement('div');
this.domElement.setAttribute('class', 'guidat-slider-bg');
this.fg = document.createElement('div');
this.fg.setAttribute('class', 'guidat-slider-fg');
this.fg = document.createElement('div');
this.fg.setAttribute('class', 'guidat-slider-fg');
this.domElement.appendChild(this.fg);
var onDrag = function(e) {
if (!clicked) return;
var pos = findPos(_this.domElement);
var val = DAT.GUI.map(e.pageX, pos[0], pos[0] + _this.domElement
.offsetWidth, min, max);
val = Math.round(val/step)*step;
numberController.setValue(val);
};
this.domElement.addEventListener('mousedown', function(e) {
clicked = true;
x = px = e.pageX;
_this.domElement.className += ' active';
_this.fg.className += ' active';
numberController.domElement.className += ' active';
onDrag(e);
document.addEventListener('mouseup', mouseup, false);
}, false);
var mouseup = function(e) {
_this.domElement.className = _this.domElement.className.replace(' active', '');
_this.fg.className = _this.fg.className.replace(' active', '');
numberController.domElement.className = numberController.domElement.className.replace(' active', '');
clicked = false;
if (numberController.finishChangeFunction != null) {
numberController.finishChangeFunction.call(this, numberController.getValue());
}
document.removeEventListener('mouseup', mouseup, false);
};
this.domElement.appendChild(this.fg);
var findPos = function(obj) {
var curleft = 0, curtop = 0;
if (obj.offsetParent) {
do {
curleft += obj.offsetLeft;
curtop += obj.offsetTop;
} while ((obj = obj.offsetParent));
return [curleft,curtop];
}
};
var onDrag = function(e) {
if (!clicked) return;
var pos = findPos(_this.domElement);
var val = DAT.GUI.map(e.pageX, pos[0], pos[0] + _this.domElement
.offsetWidth, min, max);
val = Math.round(val / step) * step;
numberController.setValue(val);
};
this.__defineSetter__('value', function(e) {
var pct = DAT.GUI.map(e, min, max, 0, 100);
this.fg.style.width = pct+"%";
});
this.domElement.addEventListener('mousedown', function(e) {
clicked = true;
x = px = e.pageX;
_this.domElement.className += ' active';
_this.fg.className += ' active';
numberController.domElement.className += ' active';
onDrag(e);
document.addEventListener('mouseup', mouseup, false);
}, false);
document.addEventListener('mousemove', onDrag, false);
var mouseup = function(e) {
_this.domElement.className = _this.domElement.className.replace(' active', '');
_this.fg.className = _this.fg.className.replace(' active', '');
numberController.domElement.className = numberController.domElement.className.replace(' active', '');
clicked = false;
if (numberController.finishChangeFunction != null) {
numberController.finishChangeFunction.call(this, numberController.getValue());
}
document.removeEventListener('mouseup', mouseup, false);
};
this.value = initValue;
var findPos = function(obj) {
var curleft = 0, curtop = 0;
if (obj.offsetParent) {
do {
curleft += obj.offsetLeft;
curtop += obj.offsetTop;
} while ((obj = obj.offsetParent));
return [curleft,curtop];
}
};
this.__defineSetter__('value', function(e) {
var pct = DAT.GUI.map(e, min, max, 0, 100);
this.fg.style.width = pct + "%";
});
document.addEventListener('mousemove', onDrag, false);
this.value = initValue;
};

62
src/controllers/string.js
View File

@ -1,46 +1,46 @@
DAT.GUI.StringController = function() {
this.type = "string";
this.type = "string";
var _this = this;
DAT.GUI.Controller.apply(this, arguments);
var _this = this;
DAT.GUI.Controller.apply(this, arguments);
var input = document.createElement('input');
var input = document.createElement('input');
var initialValue = this.getValue();
var initialValue = this.getValue();
input.setAttribute('value', initialValue);
input.setAttribute('spellcheck', 'false');
input.setAttribute('value', initialValue);
input.setAttribute('spellcheck', 'false');
this.domElement.addEventListener('mouseup', function() {
input.focus();
input.select();
}, false);
this.domElement.addEventListener('mouseup', function() {
input.focus();
input.select();
}, false);
// TODO: getting messed up on ctrl a
input.addEventListener('keyup', function(e) {
if (e.keyCode == 13 && _this.finishChangeFunction != null) {
_this.finishChangeFunction.call(this, _this.getValue());
}
_this.setValue(input.value);
}, false);
// TODO: getting messed up on ctrl a
input.addEventListener('keyup', function(e) {
if (e.keyCode == 13 && _this.finishChangeFunction != null) {
_this.finishChangeFunction.call(this, _this.getValue());
}
_this.setValue(input.value);
}, false);
input.addEventListener('blur', function() {
if (_this.finishChangeFunction != null) {
_this.finishChangeFunction.call(this, _this.getValue());
}
}, false);
input.addEventListener('blur', function() {
if (_this.finishChangeFunction != null) {
_this.finishChangeFunction.call(this, _this.getValue());
}
}, false);
this.updateDisplay = function() {
input.value = _this.getValue();
};
this.updateDisplay = function() {
input.value = _this.getValue();
};
this.options = function() {
_this.domElement.removeChild(input);
return DAT.GUI.Controller.prototype.options.apply(this, arguments);
};
this.options = function() {
_this.domElement.removeChild(input);
return DAT.GUI.Controller.prototype.options.apply(this, arguments);
};
this.domElement.appendChild(input);
this.domElement.appendChild(input);
};