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66 lines
3.0 KiB
Plaintext
66 lines
3.0 KiB
Plaintext
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = otf2ttfobject;
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var _error = _interopRequireDefault(require("./error"));
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var _otfreader = _interopRequireDefault(require("./otfreader"));
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var _otfContours2ttfContours = _interopRequireDefault(require("./util/otfContours2ttfContours"));
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var _computeBoundingBox = require("../graphics/computeBoundingBox");
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
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function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
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function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
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function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
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function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
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function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; } /**
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* @file otf格式转ttf格式对象
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* @author mengke01(kekee000@gmail.com)
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*/
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/**
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* otf格式转ttf格式对象
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*
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* @param {ArrayBuffer|otfObject} otfBuffer 原始数据或者解析后的otf数据
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* @param {Object} options 参数
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* @return {Object} ttfObject对象
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*/
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function otf2ttfobject(otfBuffer, options) {
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var otfObject;
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if (otfBuffer instanceof ArrayBuffer) {
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var otfReader = new _otfreader.default(options);
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otfObject = otfReader.read(otfBuffer);
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otfReader.dispose();
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} else if (otfBuffer.head && otfBuffer.glyf && otfBuffer.cmap) {
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otfObject = otfBuffer;
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} else {
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_error.default.raise(10111);
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}
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// 转换otf轮廓
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otfObject.glyf.forEach(function (g) {
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g.contours = (0, _otfContours2ttfContours.default)(g.contours);
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var box = _computeBoundingBox.computePathBox.apply(void 0, _toConsumableArray(g.contours));
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if (box) {
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g.xMin = box.x;
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g.xMax = box.x + box.width;
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g.yMin = box.y;
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g.yMax = box.y + box.height;
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g.leftSideBearing = g.xMin;
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} else {
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g.xMin = 0;
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g.xMax = 0;
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g.yMin = 0;
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g.yMax = 0;
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g.leftSideBearing = 0;
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}
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});
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otfObject.version = 0x1;
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// 修改maxp相关配置
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otfObject.maxp.version = 1.0;
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otfObject.maxp.maxZones = otfObject.maxp.maxTwilightPoints ? 2 : 1;
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delete otfObject.CFF;
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delete otfObject.VORG;
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return otfObject;
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} |