matting-editor
Version:
matting-editor
246 lines (203 loc) • 8.51 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
var _typeof = typeof Symbol === "function" && typeof Symbol.iterator === "symbol" ? function (obj) { return typeof obj; } : function (obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; };
require('./farbtastic/farbtastic.css');
var _jquery = require('jquery');
var _jquery2 = _interopRequireDefault(_jquery);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
_jquery2.default.fn.farbtastic = function (options) {
_jquery2.default.farbtastic(this, options);
return this;
};
_jquery2.default.farbtastic = function (container, options) {
var container = (0, _jquery2.default)(container).get(0);
return container.farbtastic || (container.farbtastic = new _jquery2.default._farbtastic(container, options));
};
_jquery2.default._farbtastic = function (container, options) {
var fb = this;
(0, _jquery2.default)(container).html('<div class="farbtastic"><div class="color"></div><div class="wheel"></div><div class="overlay"></div><div class="h-marker marker"></div><div class="sl-marker marker"></div></div>');
var e = (0, _jquery2.default)('.farbtastic', container);
fb.wheel = (0, _jquery2.default)('.wheel', container).get(0);
fb.radius = 84;
fb.square = 100;
fb.width = 194;
if (navigator.appVersion.match(/MSIE [0-6]\./)) {
(0, _jquery2.default)('*', e).each(function () {
if (this.currentStyle.backgroundImage != 'none') {
var image = this.currentStyle.backgroundImage;
image = this.currentStyle.backgroundImage.substring(5, image.length - 2);
(0, _jquery2.default)(this).css({
backgroundImage: 'none',
filter: "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true, sizingMethod=crop, src='" + image + "')"
});
}
});
}
fb.linkTo = function (callback) {
if (_typeof(fb.callback) == 'object') {
(0, _jquery2.default)(fb.callback).unbind('keyup', fb.updateValue);
}
fb.color = null;
if (typeof callback == 'function') {
fb.callback = callback;
} else if ((typeof callback === 'undefined' ? 'undefined' : _typeof(callback)) == 'object' || typeof callback == 'string') {
fb.callback = (0, _jquery2.default)(callback);
fb.callback.bind('keyup', fb.updateValue);
if (fb.callback.get(0).value) {
fb.setColor(fb.callback.get(0).value);
}
}
return this;
};
fb.updateValue = function (event) {
if (this.value && this.value != fb.color) {
fb.setColor(this.value);
}
};
fb.setColor = function (color) {
var unpack = fb.unpack(color);
if (fb.color != color && unpack) {
fb.color = color;
fb.rgb = unpack;
fb.hsl = fb.RGBToHSL(fb.rgb);
fb.updateDisplay();
}
return this;
};
fb.setHSL = function (hsl) {
fb.hsl = hsl;
fb.rgb = fb.HSLToRGB(hsl);
fb.color = fb.pack(fb.rgb);
fb.updateDisplay();
return this;
};
fb.widgetCoords = function (event) {
var offset = (0, _jquery2.default)(fb.wheel).offset();
return {
x: event.pageX - offset.left - fb.width / 2,
y: event.pageY - offset.top - fb.width / 2
};
};
fb.mousedown = function (event) {
var onMousedown = options.onMousedown;
if (!document.dragging) {
(0, _jquery2.default)(document).bind('mousemove', fb.mousemove).bind('mouseup', fb.mouseup);
document.dragging = true;
}
if (onMousedown && typeof onMousedown === 'function') {
options.onMousedown(fb.color);
}
var pos = fb.widgetCoords(event);
fb.circleDrag = Math.max(Math.abs(pos.x), Math.abs(pos.y)) * 2 > fb.square;
fb.mousemove(event);
return false;
};
fb.mousemove = function (event) {
var pos = fb.widgetCoords(event);
if (fb.circleDrag) {
var hue = Math.atan2(pos.x, -pos.y) / 6.28;
if (hue < 0) hue += 1;
fb.setHSL([hue, fb.hsl[1], fb.hsl[2]]);
} else {
var sat = Math.max(0, Math.min(1, -(pos.x / fb.square) + 0.5));
var lum = Math.max(0, Math.min(1, -(pos.y / fb.square) + 0.5));
fb.setHSL([fb.hsl[0], sat, lum]);
}
return false;
};
fb.mouseup = function () {
(0, _jquery2.default)(document).unbind('mousemove', fb.mousemove);
(0, _jquery2.default)(document).unbind('mouseup', fb.mouseup);
document.dragging = false;
};
fb.updateDisplay = function () {
var angle = fb.hsl[0] * 6.28;
(0, _jquery2.default)('.h-marker', e).css({
left: Math.round(Math.sin(angle) * fb.radius + fb.width / 2) + 'px',
top: Math.round(-Math.cos(angle) * fb.radius + fb.width / 2) + 'px'
});
(0, _jquery2.default)('.sl-marker', e).css({
left: Math.round(fb.square * (0.5 - fb.hsl[1]) + fb.width / 2) + 'px',
top: Math.round(fb.square * (0.5 - fb.hsl[2]) + fb.width / 2) + 'px'
});
(0, _jquery2.default)('.color', e).css('backgroundColor', fb.pack(fb.HSLToRGB([fb.hsl[0], 1, 0.5])));
if (_typeof(fb.callback) == 'object') {
(0, _jquery2.default)(fb.callback).css({
backgroundColor: fb.color,
color: fb.hsl[2] > 0.5 ? '#000' : '#fff'
});
(0, _jquery2.default)(fb.callback).each(function () {
if (this.value && this.value != fb.color) {
this.value = fb.color;
}
});
} else if (typeof fb.callback == 'function') {
fb.callback.call(fb, fb.color);
}
};
fb.pack = function (rgb) {
var r = Math.round(rgb[0] * 255);
var g = Math.round(rgb[1] * 255);
var b = Math.round(rgb[2] * 255);
return '#' + (r < 16 ? '0' : '') + r.toString(16) + (g < 16 ? '0' : '') + g.toString(16) + (b < 16 ? '0' : '') + b.toString(16);
};
fb.unpack = function (color) {
if (color.length == 7) {
return [parseInt('0x' + color.substring(1, 3)) / 255, parseInt('0x' + color.substring(3, 5)) / 255, parseInt('0x' + color.substring(5, 7)) / 255];
} else if (color.length == 4) {
return [parseInt('0x' + color.substring(1, 2)) / 15, parseInt('0x' + color.substring(2, 3)) / 15, parseInt('0x' + color.substring(3, 4)) / 15];
}
};
fb.HSLToRGB = function (hsl) {
var m1, m2, r, g, b;
var h = hsl[0],
s = hsl[1],
l = hsl[2];
m2 = l <= 0.5 ? l * (s + 1) : l + s - l * s;
m1 = l * 2 - m2;
return [this.hueToRGB(m1, m2, h + 0.33333), this.hueToRGB(m1, m2, h), this.hueToRGB(m1, m2, h - 0.33333)];
};
fb.hueToRGB = function (m1, m2, h) {
h = h < 0 ? h + 1 : h > 1 ? h - 1 : h;
if (h * 6 < 1) return m1 + (m2 - m1) * h * 6;
if (h * 2 < 1) return m2;
if (h * 3 < 2) return m1 + (m2 - m1) * (0.66666 - h) * 6;
return m1;
};
fb.RGBToHSL = function (rgb) {
var min, max, delta, h, s, l;
var r = rgb[0],
g = rgb[1],
b = rgb[2];
min = Math.min(r, Math.min(g, b));
max = Math.max(r, Math.max(g, b));
delta = max - min;
l = (min + max) / 2;
s = 0;
if (l > 0 && l < 1) {
s = delta / (l < 0.5 ? 2 * l : 2 - 2 * l);
}
h = 0;
if (delta > 0) {
if (max == r && max != g) h += (g - b) / delta;
if (max == g && max != b) h += 2 + (b - r) / delta;
if (max == b && max != r) h += 4 + (r - g) / delta;
h /= 6;
}
return [h, s, l];
};
fb.destroy = function () {
var doc = (0, _jquery2.default)(document);
e.off('mousedown', fb.mousedown);
doc.off('mousemove', fb.mousemove);
doc.off('mouseup', fb.mouseup);
};
e.mousedown(fb.mousedown);
fb.setColor('#000000');
if (options) {
fb.linkTo(options);
}
};
exports.default = _jquery2.default._farbtastic;