298 lines
11 KiB
JavaScript
298 lines
11 KiB
JavaScript
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"use strict";
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require("core-js/modules/es6.object.define-property");
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.default = void 0;
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require("core-js/modules/es6.array.from");
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require("core-js/modules/es7.symbol.async-iterator");
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require("core-js/modules/es6.symbol");
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require("core-js/modules/es6.array.is-array");
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require("core-js/modules/es7.object.entries");
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require("core-js/modules/es6.regexp.to-string");
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require("core-js/modules/es6.date.to-string");
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require("core-js/modules/es6.promise");
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require("core-js/modules/es6.array.iterator");
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require("core-js/modules/es6.string.iterator");
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require("core-js/modules/es6.array.map");
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require("core-js/modules/web.dom.iterable");
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require("core-js/modules/es6.array.for-each");
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require("core-js/modules/es6.regexp.split");
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var _path = _interopRequireDefault(require("path"));
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var _loadBmfont = _interopRequireDefault(require("load-bmfont"));
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var _utils = require("@jimp/utils");
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var _measureText = require("./measure-text");
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function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
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function _typeof(obj) { if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); }
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function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _nonIterableSpread(); }
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function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance"); }
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function _iterableToArray(iter) { if (Symbol.iterator in Object(iter) || Object.prototype.toString.call(iter) === "[object Arguments]") return Array.from(iter); }
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function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) { for (var i = 0, arr2 = new Array(arr.length); i < arr.length; i++) { arr2[i] = arr[i]; } return arr2; } }
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function xOffsetBasedOnAlignment(constants, font, line, maxWidth, alignment) {
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if (alignment === constants.HORIZONTAL_ALIGN_LEFT) {
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return 0;
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}
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if (alignment === constants.HORIZONTAL_ALIGN_CENTER) {
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return (maxWidth - (0, _measureText.measureText)(font, line)) / 2;
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}
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return maxWidth - (0, _measureText.measureText)(font, line);
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}
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function drawCharacter(image, font, x, y, char) {
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if (char.width > 0 && char.height > 0) {
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var characterPage = font.pages[char.page];
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image.blit(characterPage, x + char.xoffset, y + char.yoffset, char.x, char.y, char.width, char.height);
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}
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return image;
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}
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function printText(font, x, y, text, defaultCharWidth) {
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for (var i = 0; i < text.length; i++) {
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var char = void 0;
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if (font.chars[text[i]]) {
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char = text[i];
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} else if (/\s/.test(text[i])) {
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char = '';
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} else {
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char = '?';
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}
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var fontChar = font.chars[char] || {};
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var fontKerning = font.kernings[char];
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drawCharacter(this, font, x, y, fontChar || {});
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var kerning = fontKerning && fontKerning[text[i + 1]] ? fontKerning[text[i + 1]] : 0;
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x += kerning + (fontChar.xadvance || defaultCharWidth);
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}
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}
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function splitLines(font, text, maxWidth) {
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var words = text.split(' ');
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var lines = [];
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var currentLine = [];
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var longestLine = 0;
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words.forEach(function (word) {
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var line = _toConsumableArray(currentLine).concat([word]).join(' ');
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var length = (0, _measureText.measureText)(font, line);
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if (length <= maxWidth) {
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if (length > longestLine) {
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longestLine = length;
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}
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currentLine.push(word);
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} else {
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lines.push(currentLine);
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currentLine = [word];
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}
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});
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lines.push(currentLine);
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return {
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lines: lines,
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longestLine: longestLine
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};
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}
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function loadPages(Jimp, dir, pages) {
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var newPages = pages.map(function (page) {
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return Jimp.read(dir + '/' + page);
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});
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return Promise.all(newPages);
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}
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var dir = process.env.DIRNAME || "".concat(__dirname, "/../");
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var _default = function _default() {
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return {
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constants: {
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measureText: _measureText.measureText,
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measureTextHeight: _measureText.measureTextHeight,
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FONT_SANS_8_BLACK: _path.default.join(dir, 'fonts/open-sans/open-sans-8-black/open-sans-8-black.fnt'),
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FONT_SANS_10_BLACK: _path.default.join(dir, 'fonts/open-sans/open-sans-10-black/open-sans-10-black.fnt'),
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FONT_SANS_12_BLACK: _path.default.join(dir, 'fonts/open-sans/open-sans-12-black/open-sans-12-black.fnt'),
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FONT_SANS_14_BLACK: _path.default.join(dir, 'fonts/open-sans/open-sans-14-black/open-sans-14-black.fnt'),
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FONT_SANS_16_BLACK: _path.default.join(dir, 'fonts/open-sans/open-sans-16-black/open-sans-16-black.fnt'),
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FONT_SANS_32_BLACK: _path.default.join(dir, 'fonts/open-sans/open-sans-32-black/open-sans-32-black.fnt'),
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FONT_SANS_64_BLACK: _path.default.join(dir, 'fonts/open-sans/open-sans-64-black/open-sans-64-black.fnt'),
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FONT_SANS_128_BLACK: _path.default.join(dir, 'fonts/open-sans/open-sans-128-black/open-sans-128-black.fnt'),
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FONT_SANS_8_WHITE: _path.default.join(dir, 'fonts/open-sans/open-sans-8-white/open-sans-8-white.fnt'),
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FONT_SANS_16_WHITE: _path.default.join(dir, 'fonts/open-sans/open-sans-16-white/open-sans-16-white.fnt'),
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FONT_SANS_32_WHITE: _path.default.join(dir, 'fonts/open-sans/open-sans-32-white/open-sans-32-white.fnt'),
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FONT_SANS_64_WHITE: _path.default.join(dir, 'fonts/open-sans/open-sans-64-white/open-sans-64-white.fnt'),
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FONT_SANS_128_WHITE: _path.default.join(dir, 'fonts/open-sans/open-sans-128-white/open-sans-128-white.fnt'),
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/**
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* Loads a bitmap font from a file
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* @param {string} file the file path of a .fnt file
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* @param {function(Error, Jimp)} cb (optional) a function to call when the font is loaded
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* @returns {Promise} a promise
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*/
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loadFont: function loadFont(file, cb) {
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var _this = this;
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if (typeof file !== 'string') return _utils.throwError.call(this, 'file must be a string', cb);
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return new Promise(function (resolve, reject) {
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cb = cb || function (err, font) {
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if (err) reject(err);else resolve(font);
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};
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(0, _loadBmfont.default)(file, function (err, font) {
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var chars = {};
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var kernings = {};
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if (err) {
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return _utils.throwError.call(_this, err, cb);
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}
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for (var i = 0; i < font.chars.length; i++) {
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chars[String.fromCharCode(font.chars[i].id)] = font.chars[i];
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}
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for (var _i = 0; _i < font.kernings.length; _i++) {
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var firstString = String.fromCharCode(font.kernings[_i].first);
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kernings[firstString] = kernings[firstString] || {};
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kernings[firstString][String.fromCharCode(font.kernings[_i].second)] = font.kernings[_i].amount;
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}
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loadPages(_this, _path.default.dirname(file), font.pages).then(function (pages) {
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cb(null, {
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chars: chars,
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kernings: kernings,
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pages: pages,
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common: font.common,
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info: font.info
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});
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});
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});
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});
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}
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},
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class: {
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/**
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* Draws a text on a image on a given boundary
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* @param {Jimp} font a bitmap font loaded from `Jimp.loadFont` command
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* @param {number} x the x position to start drawing the text
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* @param {number} y the y position to start drawing the text
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* @param {any} text the text to draw (string or object with `text`, `alignmentX`, and/or `alignmentY`)
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* @param {number} maxWidth (optional) the boundary width to draw in
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* @param {number} maxHeight (optional) the boundary height to draw in
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* @param {function(Error, Jimp)} cb (optional) a function to call when the text is written
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* @returns {Jimp} this for chaining of methods
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*/
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print: function print(font, x, y, text, maxWidth, maxHeight, cb) {
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var _this2 = this;
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if (typeof maxWidth === 'function' && typeof cb === 'undefined') {
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cb = maxWidth;
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maxWidth = Infinity;
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}
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if (typeof maxWidth === 'undefined') {
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maxWidth = Infinity;
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}
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if (typeof maxHeight === 'function' && typeof cb === 'undefined') {
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cb = maxHeight;
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maxHeight = Infinity;
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}
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if (typeof maxHeight === 'undefined') {
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maxHeight = Infinity;
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}
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if (_typeof(font) !== 'object') {
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return _utils.throwError.call(this, 'font must be a Jimp loadFont', cb);
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}
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if (typeof x !== 'number' || typeof y !== 'number' || typeof maxWidth !== 'number') {
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return _utils.throwError.call(this, 'x, y and maxWidth must be numbers', cb);
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}
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if (typeof maxWidth !== 'number') {
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return _utils.throwError.call(this, 'maxWidth must be a number', cb);
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}
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if (typeof maxHeight !== 'number') {
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return _utils.throwError.call(this, 'maxHeight must be a number', cb);
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}
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var alignmentX;
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var alignmentY;
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if (_typeof(text) === 'object' && text.text !== null && text.text !== undefined) {
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alignmentX = text.alignmentX || this.constructor.HORIZONTAL_ALIGN_LEFT;
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alignmentY = text.alignmentY || this.constructor.VERTICAL_ALIGN_TOP;
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var _text = text;
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text = _text.text;
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} else {
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alignmentX = this.constructor.HORIZONTAL_ALIGN_LEFT;
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alignmentY = this.constructor.VERTICAL_ALIGN_TOP;
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text = text.toString();
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}
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if (maxHeight !== Infinity && alignmentY === this.constructor.VERTICAL_ALIGN_BOTTOM) {
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y += maxHeight - (0, _measureText.measureTextHeight)(font, text, maxWidth);
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} else if (maxHeight !== Infinity && alignmentY === this.constructor.VERTICAL_ALIGN_MIDDLE) {
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y += maxHeight / 2 - (0, _measureText.measureTextHeight)(font, text, maxWidth) / 2;
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}
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var defaultCharWidth = Object.entries(font.chars)[0][1].xadvance;
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var _splitLines = splitLines(font, text, maxWidth),
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lines = _splitLines.lines,
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longestLine = _splitLines.longestLine;
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lines.forEach(function (line) {
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var lineString = line.join(' ');
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var alignmentWidth = xOffsetBasedOnAlignment(_this2.constructor, font, lineString, maxWidth, alignmentX);
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printText.call(_this2, font, x + alignmentWidth, y, lineString, defaultCharWidth);
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y += font.common.lineHeight;
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});
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if ((0, _utils.isNodePattern)(cb)) {
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cb.call(this, null, this, {
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x: x + longestLine,
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y: y
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});
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}
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return this;
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}
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}
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};
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};
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exports.default = _default;
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module.exports = exports.default;
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//# sourceMappingURL=index.js.map
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