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Actions: extract function findNextStep

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This commit is contained in:
Peter Fajdiga
2024-01-20 17:53:04 +01:00
parent 31b9e61ae3
commit 9cb3f33ecb
1 changed files with 34 additions and 19 deletions
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53
src/Actions.ts
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@@ -182,18 +182,19 @@ namespace Actions {
const leftSpace = leftVisibleColumn.getLeft() - visibleRange.getLeft();
const rightSpace = visibleRange.getRight() - rightVisibleColumn.getRight();
const widthSteps = [
visibleRange.getWidth(),
column.getWidth() + config.manualResizeStep,
column.getWidth() + leftSpace + rightSpace,
].sort((a, b) => a - b);
const nextWidthStep = widthSteps.find(width => width > column.getWidth());
if (nextWidthStep === undefined) {
const newWidth = findNextStep(
[
visibleRange.getWidth(),
column.getWidth() + config.manualResizeStep,
column.getWidth() + leftSpace + rightSpace,
],
width => width - column.getWidth(),
)
if (newWidth === undefined) {
return;
}
column.setWidth(nextWidthStep, true);
column.setWidth(newWidth, true);
desktop.scrollCenterVisible(column);
desktop.onLayoutChanged();
desktop.autoAdjustScroll();
@@ -229,19 +230,20 @@ namespace Actions {
const leftOffScreen = leftOffScreenColumn === null ? 0 : leftOffScreenColumn.getWidth() + grid.config.gapsInnerHorizontal - unusedWidth;
const rightOffScreen = rightOffScreenColumn === null ? 0 : rightOffScreenColumn.getWidth() + grid.config.gapsInnerHorizontal - unusedWidth;
const widthSteps = [
visibleRange.getWidth(),
column.getWidth() - config.manualResizeStep,
column.getWidth() - leftOffScreen,
column.getWidth() - rightOffScreen,
].sort((a, b) => b - a);
const nextWidthStep = widthSteps.find(width => width < column.getWidth());
if (nextWidthStep === undefined) {
const newWidth = findNextStep(
[
visibleRange.getWidth(),
column.getWidth() - config.manualResizeStep,
column.getWidth() - leftOffScreen,
column.getWidth() - rightOffScreen,
],
width => column.getWidth() - width,
)
if (newWidth === undefined) {
return;
}
column.setWidth(nextWidthStep, true);
column.setWidth(newWidth, true);
desktop.scrollCenterVisible(column);
desktop.onLayoutChanged();
desktop.autoAdjustScroll();
@@ -395,6 +397,19 @@ namespace Actions {
});
}
function findNextStep(steps: number[], evaluate: (step: number) => number) {
let bestScore = Infinity;
let bestStep = undefined;
for (const step of steps) {
const score = evaluate(step);
if (score > 0 && score < bestScore) {
bestScore = score;
bestStep = step;
}
}
return bestStep;
}
export type Config = {
manualScrollStep: number,
manualResizeStep: number,