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Improved the vc items movement

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This commit is contained in:
Alejandro Gallardo Escobar 2019-06-21 14:16:19 +02:00
parent 8f5a206027
commit 9076e9f2d8
1 changed files with 39 additions and 26 deletions
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65
visual_console_client/src/lib/index.ts
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@ -453,9 +453,6 @@ export function addMovementListener(
let containerLeft = containerOffset.left;
let containerRight = containerLeft + containerBounds.width;
let elementBounds = element.getBoundingClientRect();
let elementOffset = getOffset(element);
let elementLeft = elementOffset.left;
let elementTop = elementOffset.top;
let borderWidth = window.getComputedStyle(element).borderWidth || "0";
let borderFix = Number.parseInt(borderWidth) * 2;
@ -473,38 +470,57 @@ export function addMovementListener(
let x = 0;
let y = 0;
// TODO: Document.
const mouseX = e.pageX;
const mouseY = e.pageY;
const mouseDeltaX = mouseX - lastMouseX;
const mouseDeltaY = mouseY - lastMouseY;
if (mouseX < containerLeft) x = 0;
else if (mouseX > containerRight) x = containerBounds.width;
else x = mouseX - lastMouseX + lastX;
const minX = 0;
const maxX = containerBounds.width - elementBounds.width + borderFix;
const minY = 0;
const maxY = containerBounds.height - elementBounds.height + borderFix;
if (mouseY < containerTop) y = 0;
else if (mouseY > containerBottom)
y = containerBounds.height - elementBounds.height + borderFix;
else y = mouseY - lastMouseY + lastY;
const outOfBoundsLeft =
mouseX < containerLeft ||
(lastX === 0 &&
mouseDeltaX > 0 &&
mouseX < containerLeft + mouseElementOffsetX);
const outOfBoundsRight =
mouseX > containerRight ||
mouseDeltaX + lastX + elementBounds.width - borderFix >
containerBounds.width ||
(lastX === maxX &&
mouseDeltaX < 0 &&
mouseX > containerLeft + maxX + mouseElementOffsetX);
const outOfBoundsTop =
mouseY < containerTop ||
(lastY === 0 &&
mouseDeltaY > 0 &&
mouseY < containerTop + mouseElementOffsetY);
const outOfBoundsBottom =
mouseY > containerBottom ||
mouseDeltaY + lastY + elementBounds.height - borderFix >
containerBounds.height ||
(lastY === maxY &&
mouseDeltaY < 0 &&
mouseY > containerTop + maxY + mouseElementOffsetY);
if (x < 0) x = 0;
else if (x + elementBounds.width - borderFix > containerBounds.width)
x = containerBounds.width - elementBounds.width + borderFix;
if (outOfBoundsLeft) x = minX;
else if (outOfBoundsRight) x = maxX;
else x = mouseDeltaX + lastX;
if (y < 0) y = 0;
else if (y + elementBounds.height - borderFix > containerBounds.height)
y = containerBounds.height - elementBounds.height + borderFix;
if (outOfBoundsTop) y = minY;
else if (outOfBoundsBottom) y = maxY;
else y = mouseDeltaY + lastY;
if (x === lastX && y === lastY) return;
if (x < 0) x = minX;
if (y < 0) y = minY;
// Store the last mouse coordinates.
lastMouseX = mouseX;
lastMouseY = mouseY;
// if (x < lastX && mouseX > elementLeft + mouseElementOffsetX) return;
// if (x > lastX && mouseX < elementLeft + mouseElementOffsetX) return;
// if (y < lastY && mouseY > elementTop + mouseElementOffsetY) return;
// if (y > lastY && mouseY < elementTop + mouseElementOffsetY) return;
if (x === lastX && y === lastY) return;
// Run the movement events.
throttledMovement(x, y);
@ -554,9 +570,6 @@ export function addMovementListener(
containerLeft = containerOffset.left;
containerRight = containerLeft + containerBounds.width;
elementBounds = element.getBoundingClientRect();
elementOffset = getOffset(element);
elementLeft = elementOffset.left;
elementTop = elementOffset.top;
borderWidth = window.getComputedStyle(element).borderWidth || "0";
borderFix = Number.parseInt(borderWidth) * 2;