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Fixing and improving integration
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daswer123 committed Aug 23, 2023
1 parent 6a87e35 commit 32e790a
Showing 1 changed file with 50 additions and 8 deletions.
58 changes: 50 additions & 8 deletions extensions-builtin/canvas-zoom-and-pan/javascript/zoom.js
Original file line number Diff line number Diff line change
Expand Up @@ -48,7 +48,7 @@ onUiLoaded(async() => {

// Wait until opts loaded
async function waitForOpts() {
for (;;) {
for (; ;) {
if (window.opts && Object.keys(window.opts).length) {
return window.opts;
}
Expand Down Expand Up @@ -269,7 +269,7 @@ onUiLoaded(async() => {
input?.addEventListener("input", () => restoreImgRedMask(elements));
}

function applyZoomAndPan(elemId) {
function applyZoomAndPan(elemId, isExtension = true) {
const targetElement = gradioApp().querySelector(elemId);

if (!targetElement) {
Expand Down Expand Up @@ -381,6 +381,10 @@ onUiLoaded(async() => {
panY: 0
};

if (isExtension) {
targetElement.style.overflow = "hidden";
}

fixCanvas();
targetElement.style.transform = `scale(${elemData[elemId].zoomLevel}) translate(${elemData[elemId].panX}px, ${elemData[elemId].panY}px)`;

Expand All @@ -396,11 +400,26 @@ onUiLoaded(async() => {
closeBtn.addEventListener("click", resetZoom);
}

if (canvas && isExtension) {
const parentElement = targetElement.closest('[id^="component-"]');
if (
canvas &&
parseFloat(canvas.style.width) > parentElement.offsetWidth &&
parseFloat(targetElement.style.width) > parentElement.offsetWidth
) {
fitToElement();
return;
}

}

if (
canvas &&
!isExtension &&
parseFloat(canvas.style.width) > 865 &&
parseFloat(targetElement.style.width) > 865
) {
console.log(parseFloat(canvas.style.width), parseFloat(targetElement.style.width));
fitToElement();
return;
}
Expand Down Expand Up @@ -472,6 +491,10 @@ onUiLoaded(async() => {
targetElement.style.transform = `translate(${elemData[elemId].panX}px, ${elemData[elemId].panY}px) scale(${newZoomLevel})`;

toggleOverlap("on");
if (isExtension) {
targetElement.style.overflow = "visible";
}

return newZoomLevel;
}

Expand All @@ -494,7 +517,7 @@ onUiLoaded(async() => {
fullScreenMode = false;
elemData[elemId].zoomLevel = updateZoom(
elemData[elemId].zoomLevel +
(operation === "+" ? delta : -delta),
(operation === "+" ? delta : -delta),
zoomPosX - targetElement.getBoundingClientRect().left,
zoomPosY - targetElement.getBoundingClientRect().top
);
Expand All @@ -511,10 +534,19 @@ onUiLoaded(async() => {
//Reset Zoom
targetElement.style.transform = `translate(${0}px, ${0}px) scale(${1})`;

let parentElement;

if (isExtension) {
parentElement = targetElement.closest('[id^="component-"]');
} else {
parentElement = targetElement.parentElement;
}


// Get element and screen dimensions
const elementWidth = targetElement.offsetWidth;
const elementHeight = targetElement.offsetHeight;
const parentElement = targetElement.parentElement;

const screenWidth = parentElement.clientWidth;
const screenHeight = parentElement.clientHeight;

Expand Down Expand Up @@ -565,9 +597,14 @@ onUiLoaded(async() => {
`${elemId} canvas[key="interface"]`
);

if (isExtension) {
targetElement.style.overflow = "visible";
}


if (!canvas) return;

if (canvas.offsetWidth > 862) {
if (canvas.offsetWidth > 862 || isExtension) {
targetElement.style.width = (canvas.offsetWidth + 2) + "px";
}

Expand Down Expand Up @@ -816,6 +853,11 @@ onUiLoaded(async() => {
if (isMoving && elemId === activeElement) {
updatePanPosition(e.movementX, e.movementY);
targetElement.style.pointerEvents = "none";

if (isExtension) {
targetElement.style.overflow = "visible";
}

} else {
targetElement.style.pointerEvents = "auto";
}
Expand All @@ -829,9 +871,9 @@ onUiLoaded(async() => {
gradioApp().addEventListener("mousemove", handleMoveByKey);
}

applyZoomAndPan(elementIDs.sketch);
applyZoomAndPan(elementIDs.inpaint);
applyZoomAndPan(elementIDs.inpaintSketch);
applyZoomAndPan(elementIDs.sketch, false);
applyZoomAndPan(elementIDs.inpaint, false);
applyZoomAndPan(elementIDs.inpaintSketch, false);

// Make the function global so that other extensions can take advantage of this solution
const applyZoomAndPanIntegration = async(id, elementIDs) => {
Expand Down

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