/home/kueuepay/public_html/public/backend/js/colorpicker.js
/**
 *
 * Color picker
 * Author: Stefan Petre www.eyecon.ro
 * 
 * Dual licensed under the MIT and GPL licenses
 * 
 */
(function ($) {
	var ColorPicker = function () {
		var
			ids = {},
			inAction,
			charMin = 65,
			visible,
			tpl = '<div class="colorpicker"><div class="colorpicker_color"><div><div></div></div></div><div class="colorpicker_hue"><div></div></div><div class="colorpicker_new_color"></div><div class="colorpicker_current_color"></div><div class="colorpicker_hex"><input type="text" maxlength="6" size="6" /></div><div class="colorpicker_rgb_r colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_rgb_g colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_rgb_b colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_hsb_h colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_hsb_s colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_hsb_b colorpicker_field"><input type="text" maxlength="3" size="3" /><span></span></div><div class="colorpicker_submit"></div></div>',
			defaults = {
				eventName: 'click',
				onShow: function () {},
				onBeforeShow: function(){},
				onHide: function () {},
				onChange: function () {},
				onSubmit: function () {},
				color: 'ff0000',
				livePreview: true,
				flat: false
			},
			fillRGBFields = function  (hsb, cal) {
				var rgb = HSBToRGB(hsb);
				$(cal).data('colorpicker').fields
					.eq(1).val(rgb.r).end()
					.eq(2).val(rgb.g).end()
					.eq(3).val(rgb.b).end();
			},
			fillHSBFields = function  (hsb, cal) {
				$(cal).data('colorpicker').fields
					.eq(4).val(hsb.h).end()
					.eq(5).val(hsb.s).end()
					.eq(6).val(hsb.b).end();
			},
			fillHexFields = function (hsb, cal) {
				$(cal).data('colorpicker').fields
					.eq(0).val(HSBToHex(hsb)).end();
			},
			setSelector = function (hsb, cal) {
				$(cal).data('colorpicker').selector.css('backgroundColor', '#' + HSBToHex({h: hsb.h, s: 100, b: 100}));
				$(cal).data('colorpicker').selectorIndic.css({
					left: parseInt(150 * hsb.s/100, 10),
					top: parseInt(150 * (100-hsb.b)/100, 10)
				});
			},
			setHue = function (hsb, cal) {
				$(cal).data('colorpicker').hue.css('top', parseInt(150 - 150 * hsb.h/360, 10));
			},
			setCurrentColor = function (hsb, cal) {
				$(cal).data('colorpicker').currentColor.css('backgroundColor', '#' + HSBToHex(hsb));
			},
			setNewColor = function (hsb, cal) {
				$(cal).data('colorpicker').newColor.css('backgroundColor', '#' + HSBToHex(hsb));
			},
			keyDown = function (ev) {
				var pressedKey = ev.charCode || ev.keyCode || -1;
				if ((pressedKey > charMin && pressedKey <= 90) || pressedKey == 32) {
					return false;
				}
				var cal = $(this).parent().parent();
				if (cal.data('colorpicker').livePreview === true) {
					change.apply(this);
				}
			},
			change = function (ev) {
				var cal = $(this).parent().parent(), col;
				if (this.parentNode.className.indexOf('_hex') > 0) {
					cal.data('colorpicker').color = col = HexToHSB(fixHex(this.value));
				} else if (this.parentNode.className.indexOf('_hsb') > 0) {
					cal.data('colorpicker').color = col = fixHSB({
						h: parseInt(cal.data('colorpicker').fields.eq(4).val(), 10),
						s: parseInt(cal.data('colorpicker').fields.eq(5).val(), 10),
						b: parseInt(cal.data('colorpicker').fields.eq(6).val(), 10)
					});
				} else {
					cal.data('colorpicker').color = col = RGBToHSB(fixRGB({
						r: parseInt(cal.data('colorpicker').fields.eq(1).val(), 10),
						g: parseInt(cal.data('colorpicker').fields.eq(2).val(), 10),
						b: parseInt(cal.data('colorpicker').fields.eq(3).val(), 10)
					}));
				}
				if (ev) {
					fillRGBFields(col, cal.get(0));
					fillHexFields(col, cal.get(0));
					fillHSBFields(col, cal.get(0));
				}
				setSelector(col, cal.get(0));
				setHue(col, cal.get(0));
				setNewColor(col, cal.get(0));
				cal.data('colorpicker').onChange.apply(cal, [col, HSBToHex(col), HSBToRGB(col)]);
			},
			blur = function (ev) {
				var cal = $(this).parent().parent();
				cal.data('colorpicker').fields.parent().removeClass('colorpicker_focus');
			},
			focus = function () {
				charMin = this.parentNode.className.indexOf('_hex') > 0 ? 70 : 65;
				$(this).parent().parent().data('colorpicker').fields.parent().removeClass('colorpicker_focus');
				$(this).parent().addClass('colorpicker_focus');
			},
			downIncrement = function (ev) {
				var field = $(this).parent().find('input').focus();
				var current = {
					el: $(this).parent().addClass('colorpicker_slider'),
					max: this.parentNode.className.indexOf('_hsb_h') > 0 ? 360 : (this.parentNode.className.indexOf('_hsb') > 0 ? 100 : 255),
					y: ev.pageY,
					field: field,
					val: parseInt(field.val(), 10),
					preview: $(this).parent().parent().data('colorpicker').livePreview					
				};
				$(document).bind('mouseup', current, upIncrement);
				$(document).bind('mousemove', current, moveIncrement);
			},
			moveIncrement = function (ev) {
				ev.data.field.val(Math.max(0, Math.min(ev.data.max, parseInt(ev.data.val + ev.pageY - ev.data.y, 10))));
				if (ev.data.preview) {
					change.apply(ev.data.field.get(0), [true]);
				}
				return false;
			},
			upIncrement = function (ev) {
				change.apply(ev.data.field.get(0), [true]);
				ev.data.el.removeClass('colorpicker_slider').find('input').focus();
				$(document).unbind('mouseup', upIncrement);
				$(document).unbind('mousemove', moveIncrement);
				return false;
			},
			downHue = function (ev) {
				var current = {
					cal: $(this).parent(),
					y: $(this).offset().top
				};
				current.preview = current.cal.data('colorpicker').livePreview;
				$(document).bind('mouseup', current, upHue);
				$(document).bind('mousemove', current, moveHue);
			},
			moveHue = function (ev) {
				change.apply(
					ev.data.cal.data('colorpicker')
						.fields
						.eq(4)
						.val(parseInt(360*(150 - Math.max(0,Math.min(150,(ev.pageY - ev.data.y))))/150, 10))
						.get(0),
					[ev.data.preview]
				);
				return false;
			},
			upHue = function (ev) {
				fillRGBFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0));
				fillHexFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0));
				$(document).unbind('mouseup', upHue);
				$(document).unbind('mousemove', moveHue);
				return false;
			},
			downSelector = function (ev) {
				var current = {
					cal: $(this).parent(),
					pos: $(this).offset()
				};
				current.preview = current.cal.data('colorpicker').livePreview;
				$(document).bind('mouseup', current, upSelector);
				$(document).bind('mousemove', current, moveSelector);
			},
			moveSelector = function (ev) {
				change.apply(
					ev.data.cal.data('colorpicker')
						.fields
						.eq(6)
						.val(parseInt(100*(150 - Math.max(0,Math.min(150,(ev.pageY - ev.data.pos.top))))/150, 10))
						.end()
						.eq(5)
						.val(parseInt(100*(Math.max(0,Math.min(150,(ev.pageX - ev.data.pos.left))))/150, 10))
						.get(0),
					[ev.data.preview]
				);
				return false;
			},
			upSelector = function (ev) {
				fillRGBFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0));
				fillHexFields(ev.data.cal.data('colorpicker').color, ev.data.cal.get(0));
				$(document).unbind('mouseup', upSelector);
				$(document).unbind('mousemove', moveSelector);
				return false;
			},
			enterSubmit = function (ev) {
				$(this).addClass('colorpicker_focus');
			},
			leaveSubmit = function (ev) {
				$(this).removeClass('colorpicker_focus');
			},
			clickSubmit = function (ev) {
				var cal = $(this).parent();
				var col = cal.data('colorpicker').color;
				cal.data('colorpicker').origColor = col;
				setCurrentColor(col, cal.get(0));
				cal.data('colorpicker').onSubmit(col, HSBToHex(col), HSBToRGB(col), cal.data('colorpicker').el);
			},
			show = function (ev) {
				var cal = $('#' + $(this).data('colorpickerId'));
				cal.data('colorpicker').onBeforeShow.apply(this, [cal.get(0)]);
				var pos = $(this).offset();
				var viewPort = getViewport();
				var top = pos.top + this.offsetHeight;
				var left = pos.left;
				if (top + 176 > viewPort.t + viewPort.h) {
					top -= this.offsetHeight + 176;
				}
				if (left + 356 > viewPort.l + viewPort.w) {
					left -= 356;
				}
				cal.css({left: left + 'px', top: top + 'px'});
				if (cal.data('colorpicker').onShow.apply(this, [cal.get(0)]) != false) {
					cal.show();
				}
				$(document).bind('mousedown', {cal: cal}, hide);
				return false;
			},
			hide = function (ev) {
				if (!isChildOf(ev.data.cal.get(0), ev.target, ev.data.cal.get(0))) {
					if (ev.data.cal.data('colorpicker').onHide.apply(this, [ev.data.cal.get(0)]) != false) {
						ev.data.cal.hide();
					}
					$(document).unbind('mousedown', hide);
				}
			},
			isChildOf = function(parentEl, el, container) {
				if (parentEl == el) {
					return true;
				}
				if (parentEl.contains) {
					return parentEl.contains(el);
				}
				if ( parentEl.compareDocumentPosition ) {
					return !!(parentEl.compareDocumentPosition(el) & 16);
				}
				var prEl = el.parentNode;
				while(prEl && prEl != container) {
					if (prEl == parentEl)
						return true;
					prEl = prEl.parentNode;
				}
				return false;
			},
			getViewport = function () {
				var m = document.compatMode == 'CSS1Compat';
				return {
					l : window.pageXOffset || (m ? document.documentElement.scrollLeft : document.body.scrollLeft),
					t : window.pageYOffset || (m ? document.documentElement.scrollTop : document.body.scrollTop),
					w : window.innerWidth || (m ? document.documentElement.clientWidth : document.body.clientWidth),
					h : window.innerHeight || (m ? document.documentElement.clientHeight : document.body.clientHeight)
				};
			},
			fixHSB = function (hsb) {
				return {
					h: Math.min(360, Math.max(0, hsb.h)),
					s: Math.min(100, Math.max(0, hsb.s)),
					b: Math.min(100, Math.max(0, hsb.b))
				};
			}, 
			fixRGB = function (rgb) {
				return {
					r: Math.min(255, Math.max(0, rgb.r)),
					g: Math.min(255, Math.max(0, rgb.g)),
					b: Math.min(255, Math.max(0, rgb.b))
				};
			},
			fixHex = function (hex) {
				var len = 6 - hex.length;
				if (len > 0) {
					var o = [];
					for (var i=0; i<len; i++) {
						o.push('0');
					}
					o.push(hex);
					hex = o.join('');
				}
				return hex;
			}, 
			HexToRGB = function (hex) {
				var hex = parseInt(((hex.indexOf('#') > -1) ? hex.substring(1) : hex), 16);
				return {r: hex >> 16, g: (hex & 0x00FF00) >> 8, b: (hex & 0x0000FF)};
			},
			HexToHSB = function (hex) {
				return RGBToHSB(HexToRGB(hex));
			},
			RGBToHSB = function (rgb) {
				var hsb = {
					h: 0,
					s: 0,
					b: 0
				};
				var min = Math.min(rgb.r, rgb.g, rgb.b);
				var max = Math.max(rgb.r, rgb.g, rgb.b);
				var delta = max - min;
				hsb.b = max;
				if (max != 0) {
					
				}
				hsb.s = max != 0 ? 255 * delta / max : 0;
				if (hsb.s != 0) {
					if (rgb.r == max) {
						hsb.h = (rgb.g - rgb.b) / delta;
					} else if (rgb.g == max) {
						hsb.h = 2 + (rgb.b - rgb.r) / delta;
					} else {
						hsb.h = 4 + (rgb.r - rgb.g) / delta;
					}
				} else {
					hsb.h = -1;
				}
				hsb.h *= 60;
				if (hsb.h < 0) {
					hsb.h += 360;
				}
				hsb.s *= 100/255;
				hsb.b *= 100/255;
				return hsb;
			},
			HSBToRGB = function (hsb) {
				var rgb = {};
				var h = Math.round(hsb.h);
				var s = Math.round(hsb.s*255/100);
				var v = Math.round(hsb.b*255/100);
				if(s == 0) {
					rgb.r = rgb.g = rgb.b = v;
				} else {
					var t1 = v;
					var t2 = (255-s)*v/255;
					var t3 = (t1-t2)*(h%60)/60;
					if(h==360) h = 0;
					if(h<60) {rgb.r=t1;	rgb.b=t2; rgb.g=t2+t3}
					else if(h<120) {rgb.g=t1; rgb.b=t2;	rgb.r=t1-t3}
					else if(h<180) {rgb.g=t1; rgb.r=t2;	rgb.b=t2+t3}
					else if(h<240) {rgb.b=t1; rgb.r=t2;	rgb.g=t1-t3}
					else if(h<300) {rgb.b=t1; rgb.g=t2;	rgb.r=t2+t3}
					else if(h<360) {rgb.r=t1; rgb.g=t2;	rgb.b=t1-t3}
					else {rgb.r=0; rgb.g=0;	rgb.b=0}
				}
				return {r:Math.round(rgb.r), g:Math.round(rgb.g), b:Math.round(rgb.b)};
			},
			RGBToHex = function (rgb) {
				var hex = [
					rgb.r.toString(16),
					rgb.g.toString(16),
					rgb.b.toString(16)
				];
				$.each(hex, function (nr, val) {
					if (val.length == 1) {
						hex[nr] = '0' + val;
					}
				});
				return hex.join('');
			},
			HSBToHex = function (hsb) {
				return RGBToHex(HSBToRGB(hsb));
			},
			restoreOriginal = function () {
				var cal = $(this).parent();
				var col = cal.data('colorpicker').origColor;
				cal.data('colorpicker').color = col;
				fillRGBFields(col, cal.get(0));
				fillHexFields(col, cal.get(0));
				fillHSBFields(col, cal.get(0));
				setSelector(col, cal.get(0));
				setHue(col, cal.get(0));
				setNewColor(col, cal.get(0));
			};
		return {
			init: function (opt) {
				opt = $.extend({}, defaults, opt||{});
				if (typeof opt.color == 'string') {
					opt.color = HexToHSB(opt.color);
				} else if (opt.color.r != undefined && opt.color.g != undefined && opt.color.b != undefined) {
					opt.color = RGBToHSB(opt.color);
				} else if (opt.color.h != undefined && opt.color.s != undefined && opt.color.b != undefined) {
					opt.color = fixHSB(opt.color);
				} else {
					return this;
				}
				return this.each(function () {
					if (!$(this).data('colorpickerId')) {
						var options = $.extend({}, opt);
						options.origColor = opt.color;
						var id = 'collorpicker_' + parseInt(Math.random() * 1000);
						$(this).data('colorpickerId', id);
						var cal = $(tpl).attr('id', id);
						if (options.flat) {
							cal.appendTo(this).show();
						} else {
							cal.appendTo(document.body);
						}
						options.fields = cal
											.find('input')
												.bind('keyup', keyDown)
												.bind('change', change)
												.bind('blur', blur)
												.bind('focus', focus);
						cal
							.find('span').bind('mousedown', downIncrement).end()
							.find('>div.colorpicker_current_color').bind('click', restoreOriginal);
						options.selector = cal.find('div.colorpicker_color').bind('mousedown', downSelector);
						options.selectorIndic = options.selector.find('div div');
						options.el = this;
						options.hue = cal.find('div.colorpicker_hue div');
						cal.find('div.colorpicker_hue').bind('mousedown', downHue);
						options.newColor = cal.find('div.colorpicker_new_color');
						options.currentColor = cal.find('div.colorpicker_current_color');
						cal.data('colorpicker', options);
						cal.find('div.colorpicker_submit')
							.bind('mouseenter', enterSubmit)
							.bind('mouseleave', leaveSubmit)
							.bind('click', clickSubmit);
						fillRGBFields(options.color, cal.get(0));
						fillHSBFields(options.color, cal.get(0));
						fillHexFields(options.color, cal.get(0));
						setHue(options.color, cal.get(0));
						setSelector(options.color, cal.get(0));
						setCurrentColor(options.color, cal.get(0));
						setNewColor(options.color, cal.get(0));
						if (options.flat) {
							cal.css({
								position: 'relative',
								display: 'block'
							});
						} else {
							$(this).bind(options.eventName, show);
						}
					}
				});
			},
			showPicker: function() {
				return this.each( function () {
					if ($(this).data('colorpickerId')) {
						show.apply(this);
					}
				});
			},
			hidePicker: function() {
				return this.each( function () {
					if ($(this).data('colorpickerId')) {
						$('#' + $(this).data('colorpickerId')).hide();
					}
				});
			},
			setColor: function(col) {
				if (typeof col == 'string') {
					col = HexToHSB(col);
				} else if (col.r != undefined && col.g != undefined && col.b != undefined) {
					col = RGBToHSB(col);
				} else if (col.h != undefined && col.s != undefined && col.b != undefined) {
					col = fixHSB(col);
				} else {
					return this;
				}
				return this.each(function(){
					if ($(this).data('colorpickerId')) {
						var cal = $('#' + $(this).data('colorpickerId'));
						cal.data('colorpicker').color = col;
						cal.data('colorpicker').origColor = col;
						fillRGBFields(col, cal.get(0));
						fillHSBFields(col, cal.get(0));
						fillHexFields(col, cal.get(0));
						setHue(col, cal.get(0));
						setSelector(col, cal.get(0));
						setCurrentColor(col, cal.get(0));
						setNewColor(col, cal.get(0));
					}
				});
			}
		};
	}();
	$.fn.extend({
		ColorPicker: ColorPicker.init,
		ColorPickerHide: ColorPicker.hidePicker,
		ColorPickerShow: ColorPicker.showPicker,
		ColorPickerSetColor: ColorPicker.setColor
	});
})(jQuery)
About
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About NFC Pay: Our Story and Mission

NFC Pay was founded with a vision to transform the way people handle transactions. Our journey is defined by a commitment to innovation, security, and convenience. We strive to deliver seamless, user-friendly payment solutions that make everyday transactions effortless and secure. Our mission is to empower you to pay with ease and confidence, anytime, anywhere.

  • Simplifying Payments, One Tap at a Time.
  • Reinventing Your Wallet for Modern Convenience.
  • Smart Payments for a Effortless Lifestyle.
  • Experience the Ease of Tap and Pay.
  • Innovative Solutions for Your Daily Transactions.

Frequently Asked Questions About NFC Pay

Here are answers to some common questions about NFC Pay. We aim to provide clear and concise information to help you understand how our platform works and how it can benefit you. If you have any further inquiries, please don’t hesitate to contact our support team.

faq-img

How do I register for NFC Pay?

Download the app and sign up using your email or phone number, then complete the verification process.

Is my payment information secure?

Yes, we use advanced encryption and security protocols to protect your payment details.

Can I add multiple cards to my NFC Pay wallet?

Absolutely, you can link multiple debit or credit cards to your wallet.

How do I transfer money to another user?

Go to the transfer section, select the recipient, enter the amount, and authorize the transfer.

What should I do if I forget my PIN?

Use the “Forgot PIN” feature in the app to reset it following the provided instructions.

How can I activate my merchant account?

Sign up for a merchant account through the app and follow the setup instructions to start accepting payments.

Can I track my payment status?

Yes, you can view and track your payment status in the account dashboard