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wrapping for pointyXY

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Gavin McDonald
2018-12-16 14:11:56 -05:00
parent 9b4f2e92ad
commit e631691289
4 changed files with 67 additions and 32 deletions
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28
src/cartographerFlatXY.js
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@@ -6,8 +6,7 @@ import {rangeInclusive, invSqrt2} from './utils.js';
import Point from './point.js';
import Square from './square.js';
const makeASquare = ({x, y}) => new Square(x, y);
const tilePointToSquare = ({tilePoint, pixelPoint}) => ({tilePoint: makeASquare(tilePoint), pixelPoint});
const tilePointToSquare = ({tilePoint, pixelPoint}) => ({tilePoint: new Square(tilePoint), pixelPoint});
export default class CartographerFlatXY extends Cartographer {
constructor(settings) {
@@ -30,7 +29,7 @@ export default class CartographerFlatXY extends Cartographer {
'calculateVerticalScale',
'tileToPixel',
'pixelToTile',
'_pixelToTile',
'teleport',
'inBounds',
@@ -88,7 +87,7 @@ export default class CartographerFlatXY extends Cartographer {
return new Point(x + this.originX, this.originY - y);
}
pixelToTile(point) {
_pixelToTile (point) {
point = point instanceof Point ? point : new Point(...arguments);
const pixelX = point.getX() - this.originX;
@@ -101,16 +100,11 @@ export default class CartographerFlatXY extends Cartographer {
}
teleport ({x, y}) {
if (this.negativeTiles) {
x = x % Math.ceil(this.width / 2);
y = y % Math.ceil(this.height / 2);
}
else {
x = x % this.width;
y = y % this.height;
x = x < 0 ? this.width + x : x;
y = y < 0 ? this.height + y : y;
}
x = x % this.width;
y = y % this.height;
x = x < 0 ? this.width + x : x;
y = y < 0 ? this.height + y : y;
return new Point(x, y);
}
@@ -133,9 +127,9 @@ export default class CartographerFlatXY extends Cartographer {
}
boundingBox(upperLeftPoint, upperRightPoint, lowerLeftPoint, lowerRightPoint) {
const upperLeftTile = this.pixelToTile(upperLeftPoint);
const lowerRightTile = this.pixelToTile(lowerRightPoint);
const upperRightTile = this.pixelToTile(upperRightPoint);
const upperLeftTile = this._pixelToTile(upperLeftPoint);
const lowerRightTile = this._pixelToTile(lowerRightPoint);
const upperRightTile = this._pixelToTile(upperRightPoint);
const columns = rangeInclusive(upperLeftTile.getX(), upperRightTile.getX());
const rows = rangeInclusive(lowerRightTile.getY(), upperLeftTile.getY());