forked from andyburke/autonomous.contact
40 lines
1 KiB
JavaScript
40 lines
1 KiB
JavaScript
function get_best_coords_for_popup(_options) {
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const viewport_width = document.body.getBoundingClientRect().width;
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const viewport_height = document.body.getBoundingClientRect().height;
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const options = {
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offset: {
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x: 0,
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y: 0,
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},
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popup: {
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width: 200,
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height: 200,
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},
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..._options,
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};
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const target = options.target ?? {
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x:
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options.target_element?.getBoundingClientRect().left ??
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viewport_width / 2 - options.popup.width / 2,
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y:
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options.target_element?.getBoundingClientRect().top ??
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viewport_height / 2 - options.popup.height / 2,
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};
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const best_coords = {
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x: target.x + options.offset.x,
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y: target.y + options.offset.y,
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};
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if (target.x + options.offset.x + options.popup.width + options.offset.x > viewport_width) {
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best_coords.x = Math.max(0, target.x - options.popup.width + options.offset.x);
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}
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if (target.y + options.offset.y + options.popup.height + options.offset.y > viewport_height) {
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best_coords.y = Math.max(0, target.y - options.popup.height + options.offset.y);
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}
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return best_coords;
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}
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