diff --git a/javascript/aspectRatioOverlay.js b/javascript/aspectRatioOverlay.js new file mode 100644 index 000000000..52e9f3817 --- /dev/null +++ b/javascript/aspectRatioOverlay.js @@ -0,0 +1,124 @@ + +let currentWidth = null; +let currentHeight = null; +let arFrameTimeout = setTimeout(function(){},0); + +function dimensionChange(e,dimname){ + + if(dimname == 'Width'){ + currentWidth = e.target.value*1.0 + } + if(dimname == 'Height'){ + currentHeight = e.target.value*1.0 + } + + var inImg2img = Boolean(gradioApp().querySelector("button.rounded-t-lg.border-gray-200")) + + if(!inImg2img){ + return; + } + + var img2imgMode = gradioApp().querySelector("input[name=radio-img2img_mode]:checked") + if(img2imgMode){ + img2imgMode=img2imgMode.value + }else{ + return; + } + + var redrawImage = gradioApp().querySelector('div[data-testid=image] img'); + var inpaintImage = gradioApp().querySelector('#img2maskimg div[data-testid=image] img') + + var targetElement = null; + + if(img2imgMode=='Redraw whole image' && redrawImage){ + targetElement = redrawImage; + }else if(img2imgMode=='Inpaint a part of image' && inpaintImage){ + targetElement = inpaintImage; + }else if(img2imgMode=='SD upscale' && redrawImage){ + targetElement = redrawImage; + } + + if(targetElement){ + + var arPreviewRect = gradioApp().querySelector('#imageARPreview'); + if(!arPreviewRect){ + arPreviewRect = document.createElement('div') + arPreviewRect.id = "imageARPreview"; + gradioApp().getRootNode().appendChild(arPreviewRect) + } + + + + var viewportOffset = targetElement.getBoundingClientRect(); + + viewportscale = Math.min( targetElement.clientWidth/targetElement.naturalWidth, targetElement.clientHeight/targetElement.naturalHeight ) + + scaledx = targetElement.naturalWidth*viewportscale + scaledy = targetElement.naturalHeight*viewportscale + + cleintRectTop = (viewportOffset.top+window.scrollY) + cleintRectLeft = (viewportOffset.left+window.scrollX) + cleintRectCentreY = cleintRectTop + (targetElement.clientHeight/2) + cleintRectCentreX = cleintRectLeft + (targetElement.clientWidth/2) + + viewRectTop = cleintRectCentreY-(scaledy/2) + viewRectLeft = cleintRectCentreX-(scaledx/2) + arRectWidth = scaledx + arRectHeight = scaledy + + arscale = Math.min( arRectWidth/currentWidth, arRectHeight/currentHeight ) + arscaledx = currentWidth*arscale + arscaledy = currentHeight*arscale + + arRectTop = cleintRectCentreY-(arscaledy/2) + arRectLeft = cleintRectCentreX-(arscaledx/2) + arRectWidth = arscaledx + arRectHeight = arscaledy + + arPreviewRect.style.top = arRectTop+'px'; + arPreviewRect.style.left = arRectLeft+'px'; + arPreviewRect.style.width = arRectWidth+'px'; + arPreviewRect.style.height = arRectHeight+'px'; + + clearTimeout(arFrameTimeout); + arFrameTimeout = setTimeout(function(){ + arPreviewRect.style.display = 'none'; + },2000); + + arPreviewRect.style.display = 'block'; + + } + +} + + +onUiUpdate(function(){ + var arPreviewRect = gradioApp().querySelector('#imageARPreview'); + if(arPreviewRect){ + arPreviewRect.style.display = 'none'; + } + var inImg2img = Boolean(gradioApp().querySelector("button.rounded-t-lg.border-gray-200")) + if(inImg2img){ + let inputs = gradioApp().querySelectorAll('input'); + inputs.forEach(function(e){ + let parentLabel = e.parentElement.querySelector('label') + if(parentLabel && parentLabel.innerText){ + if(!e.classList.contains('scrollwatch')){ + if(parentLabel.innerText == 'Width' || parentLabel.innerText == 'Height'){ + e.addEventListener('input', function(e){dimensionChange(e,parentLabel.innerText)} ) + e.classList.add('scrollwatch') + } + if(parentLabel.innerText == 'Width'){ + currentWidth = e.value*1.0 + } + if(parentLabel.innerText == 'Height'){ + currentHeight = e.value*1.0 + } + } + } + }) + } +}); + + +