cafe-grader-web Files · node_modules/fontkit/src/WOFFFont.js

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Location: cafe-grader-web/node_modules/fontkit/src/WOFFFont.js

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utf8mb4

Commit Description:

utf8mb4

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                    node_modules/fontkit/src/WOFFFont.js
                
             | 33 lines
             | 897 B
             | application/javascript 
             | JavascriptLexer
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      import TTFFont from './TTFFont';

      import WOFFDirectory from './tables/WOFFDirectory';

      import tables from './tables';

      import inflate from 'tiny-inflate';

      import r from 'restructure';

      export default class WOFFFont extends TTFFont {

        static probe(buffer) {

          return buffer.toString('ascii', 0, 4) === 'wOFF';

        }

        _decodeDirectory() {

          this.directory = WOFFDirectory.decode(this.stream, { _startOffset: 0 });

        }

        _getTableStream(tag) {

          let table = this.directory.tables[tag];

          if (table) {

            this.stream.pos = table.offset;

            if (table.compLength < table.length) {

              this.stream.pos += 2; // skip deflate header

              let outBuffer = new Buffer(table.length);

              let buf = inflate(this.stream.readBuffer(table.compLength - 2), outBuffer);

              return new r.DecodeStream(buf);

            } else {

              return this.stream;

            }

          }

          return null;

        }

      }

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				import TTFFont from './TTFFont';
				import WOFFDirectory from './tables/WOFFDirectory';
				import tables from './tables';
				import inflate from 'tiny-inflate';
				import r from 'restructure';

				export default class WOFFFont extends TTFFont {
				static probe(buffer) {
				return buffer.toString('ascii', 0, 4) === 'wOFF';
				}

				_decodeDirectory() {
				this.directory = WOFFDirectory.decode(this.stream, { _startOffset: 0 });
				}

				_getTableStream(tag) {
				let table = this.directory.tables[tag];
				if (table) {
				this.stream.pos = table.offset;

				if (table.compLength < table.length) {
				this.stream.pos += 2; // skip deflate header
				let outBuffer = new Buffer(table.length);
				let buf = inflate(this.stream.readBuffer(table.compLength - 2), outBuffer);
				return new r.DecodeStream(buf);
				} else {
				return this.stream;
				}
				}

				return null;
				}
				}