From 63d91561a9fbb3d48f8e6d0155cd6d6d2051fa58 Mon Sep 17 00:00:00 2001 From: Jose Antonio Marquez Date: Wed, 13 Jun 2012 15:01:37 -0700 Subject: Fix: IKNINJA-1187 Clean up and fixing masking of color wheel. --- js/components/colorwheel.reel/colorwheel.js | 64 ++++++++++++++++------------- 1 file changed, 35 insertions(+), 29 deletions(-) (limited to 'js/components') diff --git a/js/components/colorwheel.reel/colorwheel.js b/js/components/colorwheel.reel/colorwheel.js index 982bbfdc..0980253c 100755 --- a/js/components/colorwheel.reel/colorwheel.js +++ b/js/components/colorwheel.reel/colorwheel.js @@ -111,37 +111,34 @@ exports.ColorWheel = Montage.create(Component, { draw: { value: function() { // - var slice, i, whlctx = this.wheel.getContext("2d"), math = this._math, - whlcvs = this.wheel, swhcvs = this.swatch, - wslcvs = this.wheelSelect, swscvs = this.swatchSelect; + var slice, i, whlctx = this.wheel.getContext("2d"); //Determing radius by smallest factor of width or height if (this.element.offsetWidth > this.element.offsetHeight) { - math.diameter = this.element.offsetWidth; + this._math.diameter = this.element.offsetWidth; } else { - math.diameter = this.element.offsetHeight; + this._math.diameter = this.element.offsetHeight; } //Setting the radius from diameter - math.radius = math.diameter/2; + this._math.radius = this._math.diameter/2; //Inner radius of wheel - math.innerRadius = math.radius - this.rimWidth; + this._math.innerRadius = this._math.radius - this.rimWidth; //Setting the widths and heights to match the container's - whlcvs.width = whlcvs.height = wslcvs.width = wslcvs.height = swscvs.width = swscvs.height = math.diameter; + this.wheel.width = this.wheel.height = this.wheelSelect.width = this.wheelSelect.height = this.swatchSelect.width = this.swatchSelect.height = this._math.diameter; // - math.swatchLength = Math.floor((math.radius - this.rimWidth - this.strokeWidth*4) * Math.sin(45 * math.RADIANS) * 2); - math.swatchPosition = Math.round(math.radius - (math.swatchLength/2))+this.strokeWidth* Math.sin(45 * math.RADIANS); + this._math.swatchLength = Math.floor((this._math.radius - this.rimWidth - this.strokeWidth*4) * Math.sin(45 * this._math.RADIANS) * 2); + this._math.swatchPosition = Math.round(this._math.radius - (this._math.swatchLength/2))+this.strokeWidth* Math.sin(45 * this._math.RADIANS); // - //swhcvs.width = swhcvs.height = math.swatchLength; //TODO: Figure out why this breaks on WINDOWS ONLY - swhcvs.style.top = swhcvs.style.left = math.swatchPosition+'px'; + this.swatch.style.top = this.swatch.style.left = this._math.swatchPosition+'px'; //Clearing wheel for redraw - whlctx.clearRect(0, 0, math.diameter, math.diameter); + whlctx.clearRect(0, 0, this._math.diameter, this._math.diameter); //////////////////////////////////////////////////////////////// //Drawing color wheel circle whlctx.save(); whlctx.beginPath(); whlctx.moveTo(0,0); - whlctx.lineTo(math.diameter,0); - whlctx.lineTo(math.diameter,math.diameter); - whlctx.lineTo(0,math.diameter); + whlctx.lineTo(this._math.diameter,0); + whlctx.lineTo(this._math.diameter,this._math.diameter); + whlctx.lineTo(0,this._math.diameter); whlctx.closePath(); whlctx.clip(); whlctx.strokeStyle = 'rgba(0,0,0,0)'; @@ -151,7 +148,7 @@ exports.ColorWheel = Montage.create(Component, { whlctx.save(); //////////////////////////////////////////////////////////////// //Looping through set intervals - math.radius = math.radius - this.strokeWidth/2; + this._math.radius = this._math.radius - this.strokeWidth/2; for (i=0; i<60; i++) { //Calculating slice number slice = Math.round(255*i/60); @@ -164,13 +161,19 @@ exports.ColorWheel = Montage.create(Component, { this._drawWheelSlice (i+300, 255, 0, 255-slice); } // - math.radius = math.radius + this.strokeWidth/2; + this._math.radius = this._math.radius + this.strokeWidth/2; + //TODO: Add parameter to allow for color specification of this inner 'empty' circle in wheel + whlctx.beginPath(); + whlctx.arc(this._math.innerRadius+this.rimWidth, this._math.innerRadius+this.rimWidth, this._math.innerRadius-this.strokeWidth/2, 0, this._math.TAU, true); + whlctx.fillStyle = '#494949'; + whlctx.fill(); + whlctx.restore(); // whlctx.strokeStyle = this.strokeColor; whlctx.lineWidth = this.strokeWidth; whlctx.globalAlpha = 1; whlctx.beginPath(); - whlctx.arc(math.radius, math.radius, math.radius-this.strokeWidth/2, 0, math.TAU, true); + whlctx.arc(this._math.radius, this._math.radius, this._math.radius-this.strokeWidth/2, 0, this._math.TAU, true); whlctx.closePath(); whlctx.stroke(); whlctx.restore(); @@ -179,23 +182,23 @@ exports.ColorWheel = Montage.create(Component, { whlctx.lineWidth = this.strokeWidth; whlctx.globalAlpha = 1; whlctx.beginPath(); - whlctx.arc(math.innerRadius+this.rimWidth, math.innerRadius+this.rimWidth, math.innerRadius-this.strokeWidth/2, 0, math.TAU, true); + whlctx.arc(this._math.innerRadius+this.rimWidth, this._math.innerRadius+this.rimWidth, this._math.innerRadius-this.strokeWidth/2, 0, this._math.TAU, true); whlctx.closePath(); whlctx.stroke(); whlctx.restore(); // whlctx.beginPath(); - whlctx.moveTo(math.swatchPosition-this.strokeWidth/2, math.swatchPosition-this.strokeWidth/2); - whlctx.lineTo(math.swatchLength+math.swatchPosition-this.strokeWidth/2, math.swatchPosition-this.strokeWidth/2); - whlctx.lineTo(math.swatchLength+math.swatchPosition-this.strokeWidth/2, math.swatchLength+math.swatchPosition-this.strokeWidth/2); - whlctx.lineTo(math.swatchPosition-this.strokeWidth/2, math.swatchLength+math.swatchPosition-this.strokeWidth/2); + whlctx.moveTo(this._math.swatchPosition-this.strokeWidth/2, this._math.swatchPosition-this.strokeWidth/2); + whlctx.lineTo(this._math.swatchLength+this._math.swatchPosition-this.strokeWidth/2, this._math.swatchPosition-this.strokeWidth/2); + whlctx.lineTo(this._math.swatchLength+this._math.swatchPosition-this.strokeWidth/2, this._math.swatchLength+this._math.swatchPosition-this.strokeWidth/2); + whlctx.lineTo(this._math.swatchPosition-this.strokeWidth/2, this._math.swatchLength+this._math.swatchPosition-this.strokeWidth/2); whlctx.closePath(); whlctx.strokeStyle = "rgba(0, 0, 0, .25)"; whlctx.shadowColor = "rgba(0, 0, 0, 1)"; whlctx.shadowBlur = 2; whlctx.stroke(); // - this._wheelData = whlctx.getImageData(0, 0, math.diameter, math.diameter); + this._wheelData = whlctx.getImageData(0, 0, this._math.diameter, this._math.diameter); //TODO: Fix redraw bug if(!this.value) { this.wheelSelectorAngle(0); @@ -206,8 +209,8 @@ exports.ColorWheel = Montage.create(Component, { this.drawSwatchColor(0); this.drawSwatchSelector(100, 100); // - this.wheelSelectorAngle(this.value.h/math.TAU*360); - this.drawSwatchColor(this.value.h/math.TAU*360); + this.wheelSelectorAngle(this.value.h/this._math.TAU*360); + this.drawSwatchColor(this.value.h/this._math.TAU*360); this.drawSwatchSelector(this.value.s*100, this.value.v*100); } } @@ -422,11 +425,14 @@ exports.ColorWheel = Montage.create(Component, { _drawWheelSlice: { value: function (s, r, g, b) { // - var context = this.wheel.getContext("2d"), radius = this._math.radius; + var context = this.wheel.getContext("2d"), + radius = this._math.radius, + trnslt = radius + this.strokeWidth/2; + // context.beginPath(); context.fillStyle = 'rgb('+r+','+g+','+b+')'; context.scale(1,1); - context.translate(radius + this.strokeWidth/2, radius + this.strokeWidth/2); + context.translate(trnslt, trnslt); context.rotate(s*this._math.RADIANS); context.translate(-radius, -radius); context.moveTo(radius, radius); -- cgit v1.2.3