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Make first adjustment of size dimensions wait for setting of dimensions label

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Henrik Giesel 2021-07-30 02:07:41 +02:00 committed by Damien Elmes
parent 5f1ed707ff
commit bae09a4743
1 changed files with 76 additions and 77 deletions
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153
ts/editor/ImageHandle.svelte
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@ -6,7 +6,7 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
import ImageHandleFloat from "./ImageHandleFloat.svelte";
import ImageHandleSizeSelect from "./ImageHandleSizeSelect.svelte";
import { onDestroy, getContext } from "svelte";
import { onDestroy, getContext, tick } from "svelte";
import { nightModeKey } from "components/context-keys";
export let container: HTMLElement;
@ -18,7 +18,6 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
$: naturalHeight = activeImage?.naturalHeight;
$: aspectRatio = naturalWidth && naturalHeight ? naturalWidth / naturalHeight : NaN;
$: showDimensions = activeImage ? Number(activeImage!.height) >= 50 : false;
$: showFloat = activeImage ? Number(activeImage!.width) >= 100 : false;
let actualWidth = "";
@ -33,28 +32,6 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
let width = 0;
let height = 0;
$: if (activeImage) {
updateSizes();
} else {
resetSizes();
}
const resizeObserver = new ResizeObserver(() => {
if (activeImage) {
updateSizes();
}
});
function startObserving() {
resizeObserver.observe(container);
}
function stopObserving() {
resizeObserver.unobserve(container);
}
startObserving();
function resetSizes() {
top = 0;
left = 0;
@ -62,17 +39,9 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
height = 0;
}
function updateSizes() {
const containerRect = container.getBoundingClientRect();
const imageRect = activeImage!.getBoundingClientRect();
containerTop = containerRect.top;
containerLeft = containerRect.left;
top = imageRect!.top - containerTop;
left = imageRect!.left - containerLeft;
width = activeImage!.clientWidth;
height = activeImage!.clientHeight;
let overflowFix = 0;
async function updateDimensions(dimensions: HTMLDivElement) {
/* we do not want the actual width, but rather the intended display width */
const widthAttribute = activeImage!.getAttribute("width");
customDimensions = false;
@ -93,8 +62,60 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
} else {
actualHeight = String(naturalHeight);
}
await tick();
const boundingClientRect = dimensions.getBoundingClientRect();
const overflow = isRtl
? window.innerWidth - boundingClientRect.x - boundingClientRect.width
: boundingClientRect.x;
overflowFix = Math.min(0, overflowFix + overflow, overflow);
console.log("b", overflowFix);
}
async function updateSizes(dimensions: HTMLDivElement) {
const containerRect = container.getBoundingClientRect();
const imageRect = activeImage!.getBoundingClientRect();
containerTop = containerRect.top;
containerLeft = containerRect.left;
top = imageRect!.top - containerTop;
left = imageRect!.left - containerLeft;
width = activeImage!.clientWidth;
height = activeImage!.clientHeight;
await updateDimensions(dimensions);
}
function initialUpdate(dimensions: HTMLDivElement) {
updateSizes(dimensions);
return { destroy: resetSizes };
}
let dimensions: HTMLDivElement;
async function updateSizesWithDimensions() {
await updateSizes(dimensions);
}
/* window resizing */
const resizeObserver = new ResizeObserver(async () => {
if (activeImage) {
await updateSizesWithDimensions();
}
});
function startObserving() {
resizeObserver.observe(container);
}
function stopObserving() {
resizeObserver.unobserve(container);
}
startObserving();
/* memoized position of image on resize start
* prevents frantic behavior when image shift into the next/previous line */
let getDragWidth: (event: PointerEvent) => number;
@ -128,7 +149,7 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
$: [minResizeWidth, minResizeHeight] =
aspectRatio > 1 ? [5 * aspectRatio, 5] : [5, 5 / aspectRatio];
function resize(event: PointerEvent): void {
async function resize(event: PointerEvent) {
const element = event.target! as Element;
if (!element.hasPointerCapture(event.pointerId)) {
@ -149,10 +170,10 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
width = Math.trunc(naturalWidth! * (height / naturalHeight!));
}
showDimensions = height >= 50;
showFloat = width >= 100;
activeImage!.width = width;
await updateSizesWithDimensions();
}
let sizeSelect: any;
@ -165,31 +186,6 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
const nightMode = getContext(nightModeKey);
onDestroy(() => resizeObserver.disconnect());
let overflowFix = 0;
function preventViewportIntersection(entries: IntersectionObserverEntry[]) {
const entry = entries[0];
console.log(entry.rootBounds!.width);
const overflow = isRtl
? entry.rootBounds!.width -
entry.boundingClientRect.x -
entry.boundingClientRect.width
: entry.boundingClientRect.x;
overflowFix = Math.min(0, overflowFix + overflow, overflow);
}
function noViewportOverflow(element: HTMLElement) {
const dimensionsObserver = new IntersectionObserver(
preventViewportIntersection
);
dimensionsObserver.observe(element);
return {
destroy: () => dimensionsObserver.disconnect(),
};
}
</script>
<div
@ -204,24 +200,27 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
/>
{#if showFloat}
<div class="image-handle-float" class:is-rtl={isRtl} on:click={updateSizes}>
<div
class="image-handle-float"
class:is-rtl={isRtl}
on:click={updateSizesWithDimensions}
>
<ImageHandleFloat {activeImage} {isRtl} />
</div>
{/if}
{#if showDimensions}
<div
class="image-handle-dimensions"
class:is-rtl={isRtl}
style="--overflow-fix: {overflowFix}px"
use:noViewportOverflow
>
<span>{actualWidth}&times;{actualHeight}</span>
{#if customDimensions}<span
>(Original: {naturalWidth}&times;{naturalHeight})</span
>{/if}
</div>
{/if}
<div
bind:this={dimensions}
class="image-handle-dimensions"
class:is-rtl={isRtl}
style="--overflow-fix: {overflowFix}px"
use:initialUpdate
>
<span>{actualWidth}&times;{actualHeight}</span>
{#if customDimensions}<span
>(Original: {naturalWidth}&times;{naturalHeight})</span
>{/if}
</div>
{/if}
{#if sheet}
@ -233,7 +232,7 @@ License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
{sheet}
{activeImage}
{isRtl}
on:update={updateSizes}
on:update={updateSizesWithDimensions}
/>
</div>
{/if}