Constrain tiles using aspect ratios and bounding boxes

This commit is contained in:
Robert Long 2021-08-25 12:35:16 -07:00
parent 618eae64de
commit dc87b72456

View file

@ -38,31 +38,56 @@ function getTilePositions(tileCount, gridBounds) {
const newTilePositions = [];
const { width: gridWidth, height: gridHeight } = gridBounds;
const gap = 8;
let paddingLeft = 8;
let paddingTop = 8;
if (tileCount > 12) {
console.warn("Over 12 tiles is not currently supported");
}
if (tileCount > 0) {
const aspectRatio = gridWidth / gridHeight;
const gridAspectRatio = gridWidth / gridHeight;
let columnCount, rowCount;
let tileAspectRatio = 16 / 9;
if (aspectRatio < 1) {
if (tileCount <= 4) {
if (gridAspectRatio < 3 / 4) {
// Phone
if (tileCount === 1) {
columnCount = 1;
rowCount = 1;
tileAspectRatio = 0;
} else if (tileCount <= 4) {
columnCount = 1;
rowCount = tileCount;
} else if (tileCount <= 12) {
columnCount = 2;
rowCount = Math.ceil(tileCount / 2);
rowCount = Math.ceil(tileCount / columnCount);
tileAspectRatio = 0;
} else {
// Unsupported
columnCount = 3;
rowCount = Math.ceil(tileCount / 2);
rowCount = Math.ceil(tileCount / columnCount);
tileAspectRatio = 1;
}
} else if (gridAspectRatio < 1) {
// Tablet
if (tileCount === 1) {
columnCount = 1;
rowCount = 1;
tileAspectRatio = 0;
} else if (tileCount <= 4) {
columnCount = 1;
rowCount = tileCount;
} else if (tileCount <= 12) {
columnCount = 2;
rowCount = Math.ceil(tileCount / columnCount);
} else {
// Unsupported
columnCount = 3;
rowCount = Math.ceil(tileCount / columnCount);
tileAspectRatio = 1;
}
} else if (gridAspectRatio < 17 / 9) {
// Computer
if (tileCount === 1) {
columnCount = 1;
rowCount = 1;
@ -78,8 +103,32 @@ function getTilePositions(tileCount, gridBounds) {
} else if (tileCount <= 8) {
columnCount = 4;
rowCount = 2;
} else if (tileCount <= 10) {
columnCount = 5;
tileAspectRatio = 1;
} else if (tileCount <= 12) {
columnCount = 4;
rowCount = 3;
tileAspectRatio = 1;
} else {
// Unsupported
columnCount = 4;
rowCount = 4;
}
} else if (gridAspectRatio <= 32 / 9) {
// Ultrawide
if (tileCount === 1) {
columnCount = 1;
rowCount = 1;
} else if (tileCount === 2) {
columnCount = 2;
rowCount = 1;
} else if (tileCount <= 4) {
columnCount = 2;
rowCount = 2;
} else if (tileCount <= 6) {
columnCount = 3;
rowCount = 2;
} else if (tileCount <= 8) {
columnCount = 4;
rowCount = 2;
} else if (tileCount <= 12) {
columnCount = 4;
@ -89,76 +138,78 @@ function getTilePositions(tileCount, gridBounds) {
columnCount = 4;
rowCount = 4;
}
} else {
// Super Ultrawide
if (tileCount <= 6) {
columnCount = tileCount;
rowCount = 1;
} else {
columnCount = Math.ceil(tileCount / 2);
rowCount = 2;
}
}
const maxTileHeight = Math.round(
(gridHeight - gap * (rowCount + 1)) / rowCount
);
const maxTileWidth = Math.round(
const boxWidth = Math.round(
(gridWidth - gap * (columnCount + 1)) / columnCount
);
const boxHeight = Math.round(
(gridHeight - gap * (rowCount + 1)) / rowCount
);
// TODO Constrain Aspect
let tileWidth, tileHeight;
let tileHeight = maxTileHeight;
let tileWidth = maxTileWidth;
if (tileAspectRatio) {
const boxAspectRatio = boxWidth / boxHeight;
const tileAspectRatio = tileWidth / tileHeight;
if (aspectRatio < 1) {
if (tileCount === 1) {
tileHeight = maxTileHeight;
tileWidth = maxTileWidth;
} else if (tileCount <= 4) {
tileHeight = Math.round((maxTileWidth * 9) / 16);
if (boxAspectRatio > tileAspectRatio) {
tileWidth = boxHeight * tileAspectRatio;
tileHeight = boxHeight;
} else {
tileHeight = tileWidth;
tileWidth = boxWidth;
tileHeight = boxWidth / tileAspectRatio;
}
} else {
tileWidth = boxWidth;
tileHeight = boxHeight;
}
const totalHeight = tileHeight * rowCount + gap * (rowCount - 1);
if (totalHeight > gridHeight) {
const overflow = totalHeight - gridHeight;
tileHeight = Math.round(tileHeight - overflow / rowCount);
}
// if (tileAspectRatio > 16 / 9) {
// tileWidth = (16 * tileHeight) / 9;
// }
paddingTop =
const paddingTop =
(gridHeight - tileHeight * rowCount - gap * (rowCount - 1)) / 2;
paddingLeft =
const paddingLeft =
(gridWidth - tileWidth * columnCount - gap * (columnCount - 1)) / 2;
for (let i = 0; i < tileCount; i++) {
const verticalIndex = Math.floor(i / columnCount);
const top = verticalIndex * tileHeight + verticalIndex * gap + paddingTop;
console.log(top);
let rowItemCount;
if (verticalIndex + 1 === rowCount && tileCount % rowCount !== 0) {
rowItemCount = Math.floor(tileCount / rowCount);
if (verticalIndex + 1 === rowCount && tileCount % columnCount !== 0) {
rowItemCount = tileCount % columnCount;
} else {
rowItemCount = Math.ceil(tileCount / rowCount);
rowItemCount = columnCount;
}
const horizontalIndex = i % columnCount;
const totalRowGapWidth = (rowItemCount + 1) * gap;
const totalRowTileWidth = rowItemCount * tileWidth;
const rowLeftMargin = Math.round(
(gridWidth - (totalRowTileWidth + totalRowGapWidth)) / 2
let centeringPadding = 0;
if (rowItemCount < columnCount) {
centeringPadding = Math.round(
(gridWidth -
(tileWidth * rowItemCount +
(gap * rowItemCount - 1) +
paddingLeft * 2)) /
2
);
}
const left =
tileWidth * horizontalIndex +
rowLeftMargin +
horizontalIndex * gap +
paddingLeft;
paddingLeft +
centeringPadding +
gap * horizontalIndex +
tileWidth * horizontalIndex;
newTilePositions.push({
width: tileWidth,