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Copy pathutil.ts
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92 lines (82 loc) · 2.33 KB
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// Copyright 2018 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
import {BoardSize, Color, otherColor, Move, N} from './base'
function getElement(id: string) {
return document.getElementById(id) as HTMLElement;
}
function querySelector(selector: string) {
return document.querySelector(selector) as HTMLElement;
}
function parseColor(color: string) {
let c = color[0].toLowerCase();
return c == 'b' ? Color.Black : Color.White;
}
function parseMove(gtpCoord: string): Move {
if (gtpCoord == 'pass' || gtpCoord == 'resign') {
return gtpCoord;
}
let col = gtpCoord.charCodeAt(0) - 65;
if (col >= 8) {
--col;
}
let row = N - parseInt(gtpCoord.slice(1), 10);
if (row < 0 || row >= N || col < 0 || col > N) {
throw new Error(`Can't parse "${gtpCoord}" as a GTP coord`);
}
return {row: row, col: col};
}
function parseMoves(moveStrs: string[]): Move[] {
let moves: Move[] = [];
for (let str of moveStrs) {
moves.push(parseMove(str));
}
return moves;
}
function pixelRatio() {
return window.devicePixelRatio || 1;
}
function partialUpdate(src: any, dst: any, propNames: string[]) {
for (let name of propNames) {
if (src[name] != null) {
dst[name] = src[name];
}
}
return dst;
}
// Converts a result like "B+R" or "W+3.5" to a human-readable string like
// "Black wins by resignation" or "White wins by 3.5 points".
function toPrettyResult(result: string) {
let prettyResult: string;
if (result[0] == 'W') {
prettyResult = 'White wins by ';
} else {
prettyResult = 'Black wins by ';
}
if (result[2] == 'R') {
prettyResult += 'resignation';
} else {
prettyResult += result.substr(2) + ' points';
}
return prettyResult;
}
export {
getElement,
parseColor,
parseMove,
parseMoves,
partialUpdate,
pixelRatio,
querySelector,
toPrettyResult,
}