555 lines
24 KiB
JavaScript
555 lines
24 KiB
JavaScript
/*!
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* segment-display.js
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*
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* Copyright 2012, Rüdiger Appel
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* http://www.3quarks.com
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* Published under Creative Commons 3.0 License.
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*
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* Date: 2012-02-14
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* Version: 1.0.0
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*
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* Dokumentation: http://www.3quarks.com/de/Segmentanzeige
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* Documentation: http://www.3quarks.com/en/SegmentDisplay
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*/
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// Segment display types
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SegmentDisplay.SevenSegment = 7;
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SegmentDisplay.FourteenSegment = 14;
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SegmentDisplay.SixteenSegment = 16;
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// Segment corner types
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SegmentDisplay.SymmetricCorner = 0;
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SegmentDisplay.SquaredCorner = 1;
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SegmentDisplay.RoundedCorner = 2;
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function SegmentDisplay(displayId) {
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this.displayId = displayId;
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this.pattern = '##:##:##';
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this.value = '12:34:56';
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this.digitHeight = 20;
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this.digitWidth = 10;
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this.digitDistance = 2.5;
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this.displayAngle = 12;
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this.segmentWidth = 2.5;
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this.segmentDistance = 0.2;
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this.segmentCount = SegmentDisplay.SevenSegment;
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this.cornerType = SegmentDisplay.RoundedCorner;
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this.colorOn = 'rgb(233, 93, 15)';
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this.colorOff = 'rgb(75, 30, 5)';
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};
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SegmentDisplay.prototype.setValue = function(value) {
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this.value = value;
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this.draw();
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};
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SegmentDisplay.prototype.draw = function() {
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var display = document.getElementById(this.displayId);
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if (display) {
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var context = display.getContext('2d');
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if (context) {
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// clear canvas
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context.clearRect(0, 0, display.width, display.height);
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// compute and check display width
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var width = 0;
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var first = true;
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if (this.pattern) {
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for (var i = 0; i < this.pattern.length; i++) {
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var c = this.pattern.charAt(i).toLowerCase();
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if (c == '#') {
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width += this.digitWidth;
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} else if (c == '.' || c == ':') {
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width += this.segmentWidth;
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} else if (c != ' ') {
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return;
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}
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width += first ? 0 : this.digitDistance;
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first = false;
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}
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}
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if (width <= 0) {
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return;
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}
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// compute skew factor
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var angle = -1.0 * Math.max(-45.0, Math.min(45.0, this.displayAngle));
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var skew = Math.tan((angle * Math.PI) / 180.0);
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// compute scale factor
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var scale = Math.min(display.width / (width + Math.abs(skew * this.digitHeight)), display.height / this.digitHeight);
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// compute display offset
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var offsetX = (display.width - (width + skew * this.digitHeight) * scale) / 2.0;
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var offsetY = (display.height - this.digitHeight * scale) / 2.0;
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// context transformation
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context.save();
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context.translate(offsetX, offsetY);
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context.scale(scale, scale);
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context.transform(1, 0, skew, 1, 0, 0);
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// draw segments
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var xPos = 0;
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var size = (this.value) ? this.value.length : 0;
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for (var i = 0; i < this.pattern.length; i++) {
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var mask = this.pattern.charAt(i);
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var value = (i < size) ? this.value.charAt(i).toLowerCase() : ' ';
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xPos += this.drawDigit(context, xPos, mask, value);
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}
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// finish drawing
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context.restore();
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}
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}
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};
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SegmentDisplay.prototype.drawDigit = function(context, xPos, mask, c) {
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switch (mask) {
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case '#':
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var r = Math.sqrt(this.segmentWidth * this.segmentWidth / 2.0);
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var d = Math.sqrt(this.segmentDistance * this.segmentDistance / 2.0);
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var e = d / 2.0;
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var f = (this.segmentWidth - d) * Math.sin((45.0 * Math.PI) / 180.0);
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var g = f / 2.0;
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var h = (this.digitHeight - 3.0 * this.segmentWidth) / 2.0;
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var w = (this.digitWidth - 3.0 * this.segmentWidth) / 2.0;
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var s = this.segmentWidth / 2.0;
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var t = this.digitWidth / 2.0;
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// draw segment a (a1 and a2 for 16 segments)
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if (this.segmentCount == 16) {
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var x = xPos;
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var y = 0;
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context.fillStyle = this.getSegmentColor(c, null, '02356789abcdefgiopqrstz@%');
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context.beginPath();
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.moveTo(x + s + d, y + s);
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context.lineTo(x + this.segmentWidth + d, y);
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break;
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case SegmentDisplay.SquaredCorner:
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context.moveTo(x + s + e, y + s - e);
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context.lineTo(x + this.segmentWidth, y);
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break;
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default:
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context.moveTo(x + this.segmentWidth - f, y + this.segmentWidth - f - d);
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context.quadraticCurveTo(x + this.segmentWidth - g, y, x + this.segmentWidth, y);
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}
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context.lineTo(x + t - d - s, y);
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context.lineTo(x + t - d, y + s);
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context.lineTo(x + t - d - s, y + this.segmentWidth);
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context.lineTo(x + this.segmentWidth + d, y + this.segmentWidth);
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context.fill();
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var x = xPos;
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var y = 0;
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context.fillStyle = this.getSegmentColor(c, null, '02356789abcdefgiopqrstz@');
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context.beginPath();
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context.moveTo(x + this.digitWidth - this.segmentWidth - d, y + this.segmentWidth);
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context.lineTo(x + t + d + s, y + this.segmentWidth);
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context.lineTo(x + t + d, y + s);
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context.lineTo(x + t + d + s, y);
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y);
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context.lineTo(x + this.digitWidth - s - d, y + s);
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break;
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case SegmentDisplay.SquaredCorner:
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context.lineTo(x + this.digitWidth - this.segmentWidth, y);
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context.lineTo(x + this.digitWidth - s - e, y + s - e);
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break;
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default:
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context.lineTo(x + this.digitWidth - this.segmentWidth, y);
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context.quadraticCurveTo(x + this.digitWidth - this.segmentWidth + g, y, x + this.digitWidth - this.segmentWidth + f, y + this.segmentWidth - f - d);
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}
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context.fill();
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} else {
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var x = xPos;
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var y = 0;
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context.fillStyle = this.getSegmentColor(c, '02356789acefp', '02356789abcdefgiopqrstz@');
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context.beginPath();
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.moveTo(x + s + d, y + s);
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context.lineTo(x + this.segmentWidth + d, y);
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y);
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context.lineTo(x + this.digitWidth - s - d, y + s);
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break;
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case SegmentDisplay.SquaredCorner:
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context.moveTo(x + s + e, y + s - e);
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context.lineTo(x + this.segmentWidth, y);
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context.lineTo(x + this.digitWidth - this.segmentWidth, y);
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context.lineTo(x + this.digitWidth - s - e, y + s - e);
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break;
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default:
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context.moveTo(x + this.segmentWidth - f, y + this.segmentWidth - f - d);
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context.quadraticCurveTo(x + this.segmentWidth - g, y, x + this.segmentWidth, y);
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context.lineTo(x + this.digitWidth - this.segmentWidth, y);
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context.quadraticCurveTo(x + this.digitWidth - this.segmentWidth + g, y, x + this.digitWidth - this.segmentWidth + f, y + this.segmentWidth - f - d);
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}
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y + this.segmentWidth);
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context.lineTo(x + this.segmentWidth + d, y + this.segmentWidth);
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context.fill();
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}
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// draw segment b
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x = xPos + this.digitWidth - this.segmentWidth;
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y = 0;
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context.fillStyle = this.getSegmentColor(c, '01234789adhpy', '01234789abdhjmnopqruwy');
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context.beginPath();
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.moveTo(x + s, y + s + d);
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context.lineTo(x + this.segmentWidth, y + this.segmentWidth + d);
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break;
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case SegmentDisplay.SquaredCorner:
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context.moveTo(x + s + e, y + s + e);
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context.lineTo(x + this.segmentWidth, y + this.segmentWidth);
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break;
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default:
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context.moveTo(x + f + d, y + this.segmentWidth - f);
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context.quadraticCurveTo(x + this.segmentWidth, y + this.segmentWidth - g, x + this.segmentWidth, y + this.segmentWidth);
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}
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context.lineTo(x + this.segmentWidth, y + h + this.segmentWidth - d);
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context.lineTo(x + s, y + h + this.segmentWidth + s - d);
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context.lineTo(x, y + h + this.segmentWidth - d);
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context.lineTo(x, y + this.segmentWidth + d);
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context.fill();
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// draw segment c
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x = xPos + this.digitWidth - this.segmentWidth;
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y = h + this.segmentWidth;
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context.fillStyle = this.getSegmentColor(c, '013456789abdhnouy', '01346789abdghjmnoqsuw@', '%');
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context.beginPath();
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context.moveTo(x, y + this.segmentWidth + d);
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context.lineTo(x + s, y + s + d);
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context.lineTo(x + this.segmentWidth, y + this.segmentWidth + d);
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context.lineTo(x + this.segmentWidth, y + h + this.segmentWidth - d);
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.lineTo(x + s, y + h + this.segmentWidth + s - d);
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context.lineTo(x, y + h + this.segmentWidth - d);
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break;
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case SegmentDisplay.SquaredCorner:
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context.lineTo(x + s + e, y + h + this.segmentWidth + s - e);
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context.lineTo(x, y + h + this.segmentWidth - d);
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break;
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default:
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context.quadraticCurveTo(x + this.segmentWidth, y + h + this.segmentWidth + g, x + f + d, y + h + this.segmentWidth + f); //
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context.lineTo(x, y + h + this.segmentWidth - d);
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}
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context.fill();
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// draw segment d (d1 and d2 for 16 segments)
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if (this.segmentCount == 16) {
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x = xPos;
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y = this.digitHeight - this.segmentWidth;
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context.fillStyle = this.getSegmentColor(c, null, '0235689bcdegijloqsuz_=@');
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context.beginPath();
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context.moveTo(x + this.segmentWidth + d, y);
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context.lineTo(x + t - d - s, y);
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context.lineTo(x + t - d, y + s);
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context.lineTo(x + t - d - s, y + this.segmentWidth);
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.lineTo(x + this.segmentWidth + d, y + this.segmentWidth);
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context.lineTo(x + s + d, y + s);
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break;
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case SegmentDisplay.SquaredCorner:
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context.lineTo(x + this.segmentWidth, y + this.segmentWidth);
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context.lineTo(x + s + e, y + s + e);
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break;
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default:
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context.lineTo(x + this.segmentWidth, y + this.segmentWidth);
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context.quadraticCurveTo(x + this.segmentWidth - g, y + this.segmentWidth, x + this.segmentWidth - f, y + f + d);
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context.lineTo(x + this.segmentWidth - f, y + f + d);
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}
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context.fill();
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x = xPos;
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y = this.digitHeight - this.segmentWidth;
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context.fillStyle = this.getSegmentColor(c, null, '0235689bcdegijloqsuz_=@', '%');
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context.beginPath();
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context.moveTo(x + t + d + s, y + this.segmentWidth);
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context.lineTo(x + t + d, y + s);
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context.lineTo(x + t + d + s, y);
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y);
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.lineTo(x + this.digitWidth - s - d, y + s);
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y + this.segmentWidth);
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break;
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case SegmentDisplay.SquaredCorner:
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context.lineTo(x + this.digitWidth - s - e, y + s + e);
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context.lineTo(x + this.digitWidth - this.segmentWidth, y + this.segmentWidth);
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break;
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default:
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context.lineTo(x + this.digitWidth - this.segmentWidth + f, y + f + d);
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context.quadraticCurveTo(x + this.digitWidth - this.segmentWidth + g, y + this.segmentWidth, x + this.digitWidth - this.segmentWidth, y + this.segmentWidth);
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}
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context.fill();
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}
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else {
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x = xPos;
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y = this.digitHeight - this.segmentWidth;
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context.fillStyle = this.getSegmentColor(c, '0235689bcdelotuy_', '0235689bcdegijloqsuz_=@');
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context.beginPath();
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context.moveTo(x + this.segmentWidth + d, y);
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y);
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.lineTo(x + this.digitWidth - s - d, y + s);
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y + this.segmentWidth);
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context.lineTo(x + this.segmentWidth + d, y + this.segmentWidth);
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context.lineTo(x + s + d, y + s);
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break;
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case SegmentDisplay.SquaredCorner:
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context.lineTo(x + this.digitWidth - s - e, y + s + e);
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context.lineTo(x + this.digitWidth - this.segmentWidth, y + this.segmentWidth);
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context.lineTo(x + this.segmentWidth, y + this.segmentWidth);
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context.lineTo(x + s + e, y + s + e);
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break;
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default:
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context.lineTo(x + this.digitWidth - this.segmentWidth + f, y + f + d);
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context.quadraticCurveTo(x + this.digitWidth - this.segmentWidth + g, y + this.segmentWidth, x + this.digitWidth - this.segmentWidth, y + this.segmentWidth);
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context.lineTo(x + this.segmentWidth, y + this.segmentWidth);
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context.quadraticCurveTo(x + this.segmentWidth - g, y + this.segmentWidth, x + this.segmentWidth - f, y + f + d);
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context.lineTo(x + this.segmentWidth - f, y + f + d);
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}
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context.fill();
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}
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// draw segment e
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x = xPos;
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y = h + this.segmentWidth;
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context.fillStyle = this.getSegmentColor(c, '0268abcdefhlnoprtu', '0268acefghjklmnopqruvw@');
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context.beginPath();
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context.moveTo(x, y + this.segmentWidth + d);
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context.lineTo(x + s, y + s + d);
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context.lineTo(x + this.segmentWidth, y + this.segmentWidth + d);
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context.lineTo(x + this.segmentWidth, y + h + this.segmentWidth - d);
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.lineTo(x + s, y + h + this.segmentWidth + s - d);
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context.lineTo(x, y + h + this.segmentWidth - d);
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break;
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case SegmentDisplay.SquaredCorner:
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context.lineTo(x + s - e, y + h + this.segmentWidth + s - d + e);
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context.lineTo(x, y + h + this.segmentWidth);
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break;
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default:
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context.lineTo(x + this.segmentWidth - f - d, y + h + this.segmentWidth + f);
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context.quadraticCurveTo(x, y + h + this.segmentWidth + g, x, y + h + this.segmentWidth);
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}
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context.fill();
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// draw segment f
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x = xPos;
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y = 0;
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context.fillStyle = this.getSegmentColor(c, '045689abcefhlpty', '045689acefghklmnopqrsuvwy@', '%');
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context.beginPath();
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context.moveTo(x + this.segmentWidth, y + this.segmentWidth + d);
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context.lineTo(x + this.segmentWidth, y + h + this.segmentWidth - d);
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context.lineTo(x + s, y + h + this.segmentWidth + s - d);
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context.lineTo(x, y + h + this.segmentWidth - d);
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switch (this.cornerType) {
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case SegmentDisplay.SymmetricCorner:
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context.lineTo(x, y + this.segmentWidth + d);
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context.lineTo(x + s, y + s + d);
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break;
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case SegmentDisplay.SquaredCorner:
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context.lineTo(x, y + this.segmentWidth);
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context.lineTo(x + s - e, y + s + e);
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break;
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default:
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context.lineTo(x, y + this.segmentWidth);
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context.quadraticCurveTo(x, y + this.segmentWidth - g, x + this.segmentWidth - f - d, y + this.segmentWidth - f);
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context.lineTo(x + this.segmentWidth - f - d, y + this.segmentWidth - f);
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}
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context.fill();
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// draw segment g for 7 segments
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if (this.segmentCount == 7) {
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x = xPos;
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y = (this.digitHeight - this.segmentWidth) / 2.0;
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context.fillStyle = this.getSegmentColor(c, '2345689abdefhnoprty-=');
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context.beginPath();
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context.moveTo(x + s + d, y + s);
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context.lineTo(x + this.segmentWidth + d, y);
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y);
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context.lineTo(x + this.digitWidth - s - d, y + s);
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y + this.segmentWidth);
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context.lineTo(x + this.segmentWidth + d, y + this.segmentWidth);
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context.fill();
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}
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// draw inner segments for the fourteen- and sixteen-segment-display
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if (this.segmentCount != 7) {
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// draw segment g1
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x = xPos;
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y = (this.digitHeight - this.segmentWidth) / 2.0;
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context.fillStyle = this.getSegmentColor(c, null, '2345689aefhkprsy-+*=', '%');
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context.beginPath();
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context.moveTo(x + s + d, y + s);
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context.lineTo(x + this.segmentWidth + d, y);
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context.lineTo(x + t - d - s, y);
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context.lineTo(x + t - d, y + s);
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context.lineTo(x + t - d - s, y + this.segmentWidth);
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context.lineTo(x + this.segmentWidth + d, y + this.segmentWidth);
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context.fill();
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// draw segment g2
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x = xPos;
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y = (this.digitHeight - this.segmentWidth) / 2.0;
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context.fillStyle = this.getSegmentColor(c, null, '234689abefghprsy-+*=@', '%');
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context.beginPath();
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context.moveTo(x + t + d, y + s);
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context.lineTo(x + t + d + s, y);
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context.lineTo(x + this.digitWidth - this.segmentWidth - d, y);
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context.lineTo(x + this.digitWidth - s - d, y + s);
|
|
context.lineTo(x + this.digitWidth - this.segmentWidth - d, y + this.segmentWidth);
|
|
context.lineTo(x + t + d + s, y + this.segmentWidth);
|
|
context.fill();
|
|
|
|
// draw segment j
|
|
x = xPos + t - s;
|
|
y = 0;
|
|
context.fillStyle = this.getSegmentColor(c, null, 'bdit+*', '%');
|
|
context.beginPath();
|
|
if (this.segmentCount == 14) {
|
|
context.moveTo(x, y + this.segmentWidth + this.segmentDistance);
|
|
context.lineTo(x + this.segmentWidth, y + this.segmentWidth + this.segmentDistance);
|
|
} else {
|
|
context.moveTo(x, y + this.segmentWidth + d);
|
|
context.lineTo(x + s, y + s + d);
|
|
context.lineTo(x + this.segmentWidth, y + this.segmentWidth + d);
|
|
}
|
|
context.lineTo(x + this.segmentWidth, y + h + this.segmentWidth - d);
|
|
context.lineTo(x + s, y + h + this.segmentWidth + s - d);
|
|
context.lineTo(x, y + h + this.segmentWidth - d);
|
|
context.fill();
|
|
|
|
// draw segment m
|
|
x = xPos + t - s;
|
|
y = this.digitHeight;
|
|
context.fillStyle = this.getSegmentColor(c, null, 'bdity+*@', '%');
|
|
context.beginPath();
|
|
if (this.segmentCount == 14) {
|
|
context.moveTo(x, y - this.segmentWidth - this.segmentDistance);
|
|
context.lineTo(x + this.segmentWidth, y - this.segmentWidth - this.segmentDistance);
|
|
} else {
|
|
context.moveTo(x, y - this.segmentWidth - d);
|
|
context.lineTo(x + s, y - s - d);
|
|
context.lineTo(x + this.segmentWidth, y - this.segmentWidth - d);
|
|
}
|
|
context.lineTo(x + this.segmentWidth, y - h - this.segmentWidth + d);
|
|
context.lineTo(x + s, y - h - this.segmentWidth - s + d);
|
|
context.lineTo(x, y - h - this.segmentWidth + d);
|
|
context.fill();
|
|
|
|
// draw segment h
|
|
x = xPos + this.segmentWidth;
|
|
y = this.segmentWidth;
|
|
context.fillStyle = this.getSegmentColor(c, null, 'mnx\\*');
|
|
context.beginPath();
|
|
context.moveTo(x + this.segmentDistance, y + this.segmentDistance);
|
|
context.lineTo(x + this.segmentDistance + r, y + this.segmentDistance);
|
|
context.lineTo(x + w - this.segmentDistance , y + h - this.segmentDistance - r);
|
|
context.lineTo(x + w - this.segmentDistance , y + h - this.segmentDistance);
|
|
context.lineTo(x + w - this.segmentDistance - r , y + h - this.segmentDistance);
|
|
context.lineTo(x + this.segmentDistance, y + this.segmentDistance + r);
|
|
context.fill();
|
|
|
|
// draw segment k
|
|
x = xPos + w + 2.0 * this.segmentWidth;
|
|
y = this.segmentWidth;
|
|
context.fillStyle = this.getSegmentColor(c, null, '0kmvxz/*', '%');
|
|
context.beginPath();
|
|
context.moveTo(x + w - this.segmentDistance, y + this.segmentDistance);
|
|
context.lineTo(x + w - this.segmentDistance, y + this.segmentDistance + r);
|
|
context.lineTo(x + this.segmentDistance + r, y + h - this.segmentDistance);
|
|
context.lineTo(x + this.segmentDistance, y + h - this.segmentDistance);
|
|
context.lineTo(x + this.segmentDistance, y + h - this.segmentDistance - r);
|
|
context.lineTo(x + w - this.segmentDistance - r, y + this.segmentDistance);
|
|
context.fill();
|
|
|
|
// draw segment l
|
|
x = xPos + w + 2.0 * this.segmentWidth;
|
|
y = h + 2.0 * this.segmentWidth;
|
|
context.fillStyle = this.getSegmentColor(c, null, '5knqrwx\\*');
|
|
context.beginPath();
|
|
context.moveTo(x + this.segmentDistance, y + this.segmentDistance);
|
|
context.lineTo(x + this.segmentDistance + r, y + this.segmentDistance);
|
|
context.lineTo(x + w - this.segmentDistance , y + h - this.segmentDistance - r);
|
|
context.lineTo(x + w - this.segmentDistance , y + h - this.segmentDistance);
|
|
context.lineTo(x + w - this.segmentDistance - r , y + h - this.segmentDistance);
|
|
context.lineTo(x + this.segmentDistance, y + this.segmentDistance + r);
|
|
context.fill();
|
|
|
|
// draw segment n
|
|
x = xPos + this.segmentWidth;
|
|
y = h + 2.0 * this.segmentWidth;
|
|
context.fillStyle = this.getSegmentColor(c, null, '0vwxz/*', '%');
|
|
context.beginPath();
|
|
context.moveTo(x + w - this.segmentDistance, y + this.segmentDistance);
|
|
context.lineTo(x + w - this.segmentDistance, y + this.segmentDistance + r);
|
|
context.lineTo(x + this.segmentDistance + r, y + h - this.segmentDistance);
|
|
context.lineTo(x + this.segmentDistance, y + h - this.segmentDistance);
|
|
context.lineTo(x + this.segmentDistance, y + h - this.segmentDistance - r);
|
|
context.lineTo(x + w - this.segmentDistance - r, y + this.segmentDistance);
|
|
context.fill();
|
|
}
|
|
|
|
return this.digitDistance + this.digitWidth;
|
|
|
|
case '.':
|
|
context.fillStyle = (c == '#') || (c == '.') ? this.colorOn : this.colorOff;
|
|
this.drawPoint(context, xPos, this.digitHeight - this.segmentWidth, this.segmentWidth);
|
|
return this.digitDistance + this.segmentWidth;
|
|
|
|
case ':':
|
|
context.fillStyle = (c == '#') || (c == ':') ? this.colorOn : this.colorOff;
|
|
var offset = this.segmentWidth / 2;
|
|
var y = (this.digitHeight - this.segmentWidth) / 2.0 - this.segmentWidth;
|
|
this.drawPoint(context, xPos, y - offset, this.segmentWidth);
|
|
this.drawPoint(context, xPos, y + 2.0 * this.segmentWidth + offset, this.segmentWidth);
|
|
return this.digitDistance + this.segmentWidth;
|
|
|
|
default:
|
|
return this.digitDistance;
|
|
}
|
|
};
|
|
|
|
SegmentDisplay.prototype.drawPoint = function(context, x1, y1, size) {
|
|
var x2 = x1 + size;
|
|
var y2 = y1 + size;
|
|
var d = size / 4.0;
|
|
|
|
context.beginPath();
|
|
context.moveTo(x2 - d, y1);
|
|
context.quadraticCurveTo(x2, y1, x2, y1 + d);
|
|
context.lineTo(x2, y2 - d);
|
|
context.quadraticCurveTo(x2, y2, x2 - d, y2);
|
|
context.lineTo(x1 + d, y2);
|
|
context.quadraticCurveTo(x1, y2, x1, y2 - d);
|
|
context.lineTo(x1, y1 + d);
|
|
context.quadraticCurveTo(x1, y1, x1 + d, y1);
|
|
context.fill();
|
|
};
|
|
|
|
SegmentDisplay.prototype.getSegmentColor = function(c, charSet7, charSet14, charSet16) {
|
|
if (c == '#') {
|
|
return this.colorOn;
|
|
} else {
|
|
switch (this.segmentCount) {
|
|
case 7: return (charSet7.indexOf(c) == -1) ? this.colorOff : this.colorOn;
|
|
case 14: return (charSet14.indexOf(c) == -1) ? this.colorOff : this.colorOn;
|
|
case 16: var pattern = charSet14 + (charSet16 === undefined ? '' : charSet16);
|
|
return (pattern.indexOf(c) == -1) ? this.colorOff : this.colorOn;
|
|
default: return this.colorOff;
|
|
}
|
|
}
|
|
};
|