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feat: radius in selection tools

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trafficlunar 2025-01-18 22:45:34 +00:00
parent e0d25bb222
commit 5b05a8a95c
1 changed files with 18 additions and 4 deletions
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22
src/components/canvas/Canvas.tsx
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@ -147,8 +147,20 @@ function Canvas() {
} }
case "lasso": { case "lasso": {
setSelectionCoords((prev) => { setSelectionCoords((prev) => {
const exists = prev.some(([x2, y2]) => x2 === mouseCoords.x && y2 === mouseCoords.y); const radiusPosition = getRadiusPosition();
return exists ? prev : [...prev, [mouseCoords.x, mouseCoords.y]]; const radiusCoords: CoordinateArray = [];
for (let x = 0; x < radius; x++) {
for (let y = 0; y < radius; y++) {
const tileX = radiusPosition.x + x;
const tileY = radiusPosition.y + y;
const exists = prev.some(([x2, y2]) => x2 === tileX && y2 === tileY);
if (!exists) radiusCoords.push([tileX, tileY]);
}
}
return [...prev, ...radiusCoords];
}); });
break; break;
} }
@ -233,8 +245,10 @@ function Canvas() {
const newSelection: CoordinateArray = []; const newSelection: CoordinateArray = [];
// todo: fix dragging from bottom to top // todo: fix dragging from bottom to top
for (let x = dragStartCoords.x; x < mouseCoords.x + 1; x++) { const isEven = radius % 2 == 0;
for (let y = dragStartCoords.y; y < mouseCoords.y + 1; y++) {
for (let x = dragStartCoords.x; x < mouseCoords.x + (isEven ? radius : radius - 1); x++) {
for (let y = dragStartCoords.y; y < mouseCoords.y + (isEven ? radius : radius - 1); y++) {
newSelection.push([x, y]); newSelection.push([x, y]);
} }
} }