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Better maze rendering
This commit is contained in:
syuilo
parent
f8e0bb399d
commit
58ceee5465
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@ -1,6 +1,7 @@
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import * as fs from 'fs';
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import * as gen from 'random-seed';
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const p = require('pureimage');
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import * as Line from 'pureimage/src/Line.js';
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import { CellType } from './maze';
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import { themes } from './themes';
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@ -29,25 +30,25 @@ export function renderMaze(seed, maze: CellType[][], stream: fs.WriteStream): Pr
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// Draw
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function drawCell(ctx, x, y, size, left, right, top, bottom, mark) {
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const wallThickness = size / 8;
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const wallMargin = size / 4;
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const margin = size / 5;
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const markerMargin = size / 3;
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ctx.fillStyle = colors.road;
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if (left) {
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ctx.beginPath();
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ctx.fillRect(x, y + wallMargin, size - wallMargin, size - (wallMargin * 2));
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ctx.fillRect(x, y + margin, size - margin, size - (margin * 2));
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}
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if (right) {
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ctx.beginPath();
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ctx.fillRect(x + wallMargin, y + wallMargin, size - wallMargin, size - (wallMargin * 2));
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ctx.fillRect(x + margin, y + margin, size - margin, size - (margin * 2));
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}
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if (top) {
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ctx.beginPath();
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ctx.fillRect(x + wallMargin, y, size - (wallMargin * 2), size - wallMargin);
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ctx.fillRect(x + margin, y, size - (margin * 2), size - margin);
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}
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if (bottom) {
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ctx.beginPath();
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ctx.fillRect(x + wallMargin, y + wallMargin, size - (wallMargin * 2), size - wallMargin);
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ctx.fillRect(x + margin, y + margin, size - (margin * 2), size - margin);
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}
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if (mark) {
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@ -56,131 +57,153 @@ export function renderMaze(seed, maze: CellType[][], stream: fs.WriteStream): Pr
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ctx.fillRect(x + markerMargin, y + markerMargin, size - (markerMargin * 2), size - (markerMargin * 2));
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}
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const wallLeftTopX = x + wallMargin - (wallThickness / 2);
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const wallLeftTopY = y + wallMargin - (wallThickness / 2);
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const wallRightTopX = x + size - wallMargin - (wallThickness / 2);
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const wallRightTopY = y + wallMargin - (wallThickness / 2);
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const wallLeftBottomX = x + wallMargin - (wallThickness / 2);
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const wallLeftBottomY = y + size - wallMargin - (wallThickness / 2);
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const wallRightBottomX = x + size - wallMargin - (wallThickness / 2);
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const wallRightBottomY = y + size - wallMargin - (wallThickness / 2);
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function line(ax, ay, bx, by) {
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return new Line(x + ax, y + ay, x + bx, y + by);
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}
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ctx.fillStyle = colors.wall;
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ctx.strokeStyle = colors.wall;
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ctx.lineWidth = wallThickness;
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ctx.lineCap = 'square';
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if (left && right && top && bottom) {
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ctx.beginPath();
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if (rand(2) === 0) {
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ctx.fillRect(x + wallMargin - (wallThickness / 2), y, wallThickness, size);
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ctx.fillRect(x + size - wallMargin - (wallThickness / 2), y, wallThickness, size);
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ctx.fillRect(x, y + wallMargin - (wallThickness / 2), wallMargin, wallThickness);
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ctx.fillRect(x + size - wallMargin, y + wallMargin - (wallThickness / 2), wallMargin, wallThickness);
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ctx.fillRect(x, y + size - wallMargin - (wallThickness / 2), wallMargin, wallThickness);
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ctx.fillRect(x + size - wallMargin, y + size - wallMargin - (wallThickness / 2), wallMargin, wallThickness);
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ctx.drawLine(line(0, margin, size, margin)); // ─ 上
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ctx.drawLine(line(0, size - margin, size, size - margin)); // ─ 下
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ctx.drawLine(line(margin, 0, margin, margin)); // │ 左上
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ctx.drawLine(line(size - margin, 0, size - margin, margin)); // │ 右上
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ctx.drawLine(line(margin, size - margin, margin, size)); // │ 左下
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ctx.drawLine(line(size - margin, size - margin, size - margin, size)); // │ 右下
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} else {
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ctx.fillRect(x, y + wallMargin - (wallThickness / 2), size, wallThickness);
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ctx.fillRect(x, y + size - wallMargin - (wallThickness / 2), size, wallThickness);
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ctx.fillRect(wallLeftTopX, y, wallThickness, wallMargin - (wallThickness / 2));
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ctx.fillRect(wallRightTopX, y, wallThickness, wallMargin - (wallThickness / 2));
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ctx.fillRect(wallLeftTopX, wallLeftBottomY, wallThickness, wallMargin + (wallThickness / 2));
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ctx.fillRect(wallRightTopX, wallRightBottomY, wallThickness, wallMargin + (wallThickness / 2));
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ctx.drawLine(line(margin, 0, margin, size)); // │ 左
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ctx.drawLine(line(size - margin, 0, size - margin, size)); // │ 右
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ctx.drawLine(line(0, margin, margin, margin)); // ─ 左上
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ctx.drawLine(line(size - margin, margin, size, margin)); // ─ 右上
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ctx.drawLine(line(0, size - margin, margin, size - margin)); // ─ 左下
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ctx.drawLine(line(size - margin, size - margin, size, size - margin)); // ─ 右下
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}
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return;
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}
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if (!left && right && !top && bottom) {
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ctx.beginPath();
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ctx.fillRect(wallLeftTopX, wallLeftTopY, size - wallMargin + (wallThickness / 2), wallThickness);
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ctx.fillRect(wallLeftTopX, wallLeftTopY, wallThickness, size - wallMargin + (wallThickness / 2));
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// ─
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if (left && right && !top && !bottom) {
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ctx.drawLine(line(0, margin, size, margin)); // ─ 上
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ctx.drawLine(line(0, size - margin, size, size - margin)); // ─ 下
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return;
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}
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if (right && bottom) {
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ctx.fillRect(wallRightBottomX, wallRightBottomY, wallMargin + (wallThickness / 2), wallThickness);
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ctx.fillRect(wallRightBottomX, wallRightBottomY, wallThickness, wallMargin + (wallThickness / 2));
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}
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if (left && !right && !top && bottom) {
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ctx.beginPath();
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ctx.fillRect(x, y + wallMargin - (wallThickness / 2), size - wallMargin + (wallThickness / 2), wallThickness);
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ctx.fillRect(wallRightTopX, y + wallMargin - (wallThickness / 2), wallThickness, size - wallMargin + (wallThickness / 2));
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}
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if (left && bottom) {
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ctx.fillRect(x, wallLeftBottomY, wallMargin - (wallThickness / 2), wallThickness);
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ctx.fillRect(wallLeftBottomX, wallLeftBottomY, wallThickness, wallMargin + (wallThickness / 2));
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}
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if (!left && right && top && !bottom) {
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ctx.beginPath();
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ctx.fillRect(wallLeftBottomX, y, wallThickness, size - wallMargin + (wallThickness / 2));
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ctx.fillRect(wallLeftBottomX, wallLeftBottomY, size - wallMargin + (wallThickness / 2), wallThickness);
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}
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if (right && top) {
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ctx.fillRect(wallRightTopX, y, wallThickness, wallMargin - (wallThickness / 2));
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ctx.fillRect(wallRightTopX, wallRightTopY, size - wallMargin - (wallThickness * 2), wallThickness);
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}
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if (left && !right && top && !bottom) {
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ctx.beginPath();
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ctx.fillRect(x, wallLeftBottomY, size - wallMargin - (wallThickness / 2), wallThickness);
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ctx.fillRect(wallRightTopX, y, wallThickness, size - wallMargin + (wallThickness / 2));
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}
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if (left && top) {
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ctx.fillRect(wallLeftTopX, y, wallThickness, wallMargin + (wallThickness / 2));
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ctx.fillRect(x, wallLeftTopY, wallMargin - (wallThickness / 2), wallThickness);
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// │
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if (!left && !right && top && bottom) {
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ctx.drawLine(line(margin, 0, margin, size)); // │ 左
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ctx.drawLine(line(size - margin, 0, size - margin, size)); // │ 右
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return;
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}
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// 左行き止まり
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if (!left && right && !top && !bottom) {
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ctx.beginPath();
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ctx.fillRect(wallLeftTopX, wallLeftTopY, size - wallMargin + (wallThickness / 2), wallThickness);
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ctx.fillRect(wallLeftBottomX, wallLeftBottomY, size - wallMargin + (wallThickness / 2), wallThickness);
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ctx.fillRect(wallLeftTopX, wallLeftTopY, wallThickness, size - wallMargin - (wallThickness * 2));
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ctx.drawLine(line(margin, margin, size, margin)); // ─ 上
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ctx.drawLine(line(margin, margin, margin, size - margin)); // │ 左
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ctx.drawLine(line(margin, size - margin, size, size - margin)); // ─ 下
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return;
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}
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// 右行き止まり
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if (left && !right && !top && !bottom) {
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ctx.beginPath();
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ctx.fillRect(x, wallLeftTopY, size - wallMargin + (wallThickness / 2), wallThickness);
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ctx.fillRect(x, wallLeftBottomY, size - wallMargin + (wallThickness / 2), wallThickness);
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ctx.fillRect(wallRightTopX, wallRightTopY, wallThickness, size - wallMargin - (wallThickness * 2));
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ctx.drawLine(line(0, margin, size - margin, margin)); // ─ 上
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ctx.drawLine(line(size - margin, margin, size - margin, size - margin)); // │ 右
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ctx.drawLine(line(0, size - margin, size - margin, size - margin)); // ─ 下
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return;
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}
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// 上行き止まり
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if (!left && !right && !top && bottom) {
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ctx.beginPath();
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ctx.fillRect(wallLeftTopX, wallLeftTopY, wallThickness, size - wallMargin + (wallThickness / 2));
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ctx.fillRect(wallRightTopX, wallRightTopY, wallThickness, size - wallMargin + (wallThickness / 2));
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ctx.fillRect(wallLeftTopX, wallLeftTopY, size - wallMargin - (wallThickness * 2), wallThickness);
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ctx.drawLine(line(margin, margin, size - margin, margin)); // ─ 上
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ctx.drawLine(line(margin, margin, margin, size)); // │ 左
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ctx.drawLine(line(size - margin, margin, size - margin, size)); // │ 右
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return;
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}
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// 下行き止まり
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if (!left && !right && top && !bottom) {
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ctx.beginPath();
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ctx.fillRect(wallLeftTopX, y, wallThickness, size - wallMargin + (wallThickness / 2));
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ctx.fillRect(wallRightTopX, y, wallThickness, size - wallMargin + (wallThickness / 2));
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ctx.fillRect(wallLeftBottomX, wallLeftBottomY, size - wallMargin - (wallThickness * 2), wallThickness);
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ctx.drawLine(line(margin, size - margin, size - margin, size - margin)); // ─ 下
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ctx.drawLine(line(margin, 0, margin, size - margin)); // │ 左
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ctx.drawLine(line(size - margin, 0, size - margin, size - margin)); // │ 右
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return;
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}
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if (top && bottom) {
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if (!left) {
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ctx.beginPath();
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ctx.fillRect(x + wallMargin - (wallThickness / 2), y, wallThickness, size);
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// ┌
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if (!left && !top && right && bottom) {
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ctx.drawLine(line(margin, margin, size, margin)); // ─ 上
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ctx.drawLine(line(margin, margin, margin, size)); // │ 左
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ctx.drawLine(line(size - margin, size - margin, size, size - margin)); // ─ 下
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ctx.drawLine(line(size - margin, size - margin, size - margin, size)); // │ 右
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return;
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}
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if (!right) {
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ctx.beginPath();
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ctx.fillRect(x + size - wallMargin - (wallThickness / 2), y, wallThickness, size);
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// ┐
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if (left && !right && !top && bottom) {
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ctx.drawLine(line(0, margin, size - margin, margin)); // ─ 上
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ctx.drawLine(line(size - margin, margin, size - margin, size)); // │ 右
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ctx.drawLine(line(0, size - margin, margin, size - margin)); // ─ 下
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ctx.drawLine(line(margin, size - margin, margin, size)); // │ 左
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return;
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}
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// └
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if (!left && right && top && !bottom) {
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ctx.drawLine(line(margin, 0, margin, size - margin)); // │ 左
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ctx.drawLine(line(margin, size - margin, size, size - margin)); // ─ 下
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ctx.drawLine(line(size - margin, 0, size - margin, margin)); // │ 右
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ctx.drawLine(line(size - margin, margin, size, margin)); // ─ 上
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return;
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}
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if (left && right) {
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if (!top) {
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ctx.beginPath();
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ctx.fillRect(x, y + wallMargin - (wallThickness / 2), size, wallThickness);
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// ┘
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if (left && !right && top && !bottom) {
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ctx.drawLine(line(margin, 0, margin, margin)); // │ 左
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ctx.drawLine(line(0, margin, margin, margin)); // ─ 上
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ctx.drawLine(line(size - margin, 0, size - margin, size - margin)); // │ 右
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ctx.drawLine(line(0, size - margin, size - margin, size - margin)); // ─ 下
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return;
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}
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if (!bottom) {
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ctx.beginPath();
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ctx.fillRect(x, y + size - wallMargin - (wallThickness / 2), size, wallThickness);
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// ├
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if (!left && right && top && bottom) {
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ctx.drawLine(line(margin, 0, margin, size)); // │ 左
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ctx.drawLine(line(size - margin, 0, size - margin, margin)); // │ 右
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ctx.drawLine(line(size - margin, margin, size, margin)); // ─ 上
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ctx.drawLine(line(size - margin, size - margin, size, size - margin)); // ─ 下
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ctx.drawLine(line(size - margin, size - margin, size - margin, size)); // │ 右
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return;
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}
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// ┤
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if (left && !right && top && bottom) {
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ctx.drawLine(line(size - margin, 0, size - margin, size)); // │ 右
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ctx.drawLine(line(margin, 0, margin, margin)); // │ 左
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ctx.drawLine(line(0, margin, margin, margin)); // ─ 上
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ctx.drawLine(line(0, size - margin, margin, size - margin)); // ─ 下
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ctx.drawLine(line(margin, size - margin, margin, size)); // │ 左
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return;
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}
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// ┬
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if (left && right && !top && bottom) {
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ctx.drawLine(line(0, margin, size, margin)); // ─ 上
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ctx.drawLine(line(0, size - margin, margin, size - margin)); // ─ 下
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ctx.drawLine(line(margin, size - margin, margin, size)); // │ 左
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ctx.drawLine(line(size - margin, size - margin, size, size - margin)); // ─ 下
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ctx.drawLine(line(size - margin, size - margin, size - margin, size)); // │ 右
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return;
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}
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// ┴
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if (left && right && top && !bottom) {
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ctx.drawLine(line(0, size - margin, size, size - margin)); // ─ 下
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ctx.drawLine(line(margin, 0, margin, margin)); // │ 左
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ctx.drawLine(line(0, margin, margin, margin)); // ─ 上
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ctx.drawLine(line(size - margin, 0, size - margin, margin)); // │ 右
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ctx.drawLine(line(size - margin, margin, size, margin)); // ─ 上
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return;
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}
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}
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@ -7,7 +7,7 @@
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"noFallthroughCasesInSwitch": true,
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"experimentalDecorators": true,
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"sourceMap": false,
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"target": "es6",
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"target": "es2017",
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"module": "commonjs",
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"removeComments": false,
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"noLib": false,
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