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mirror of https://github.com/24eme/signaturepdf.git synced 2023-08-25 09:33:08 +02:00

Page in size 4/3 in height

This commit is contained in:
Vincent LAURENT 2022-05-15 01:48:38 +02:00
parent 02e8007ec1
commit 492e20dda0

View File

@ -180,21 +180,22 @@ var pageRender = async function(pageIndex) {
let page = pages[pageIndex];
let rotation = parseInt(document.querySelector('#input_rotate_'+pageIndex).value);
let viewport = page.getViewport({scale: 1, rotation: rotation});
let size = Math.floor((document.getElementById('container-pages').offsetWidth - (8*(nbPagePerLine+1)) - 12) / nbPagePerLine);
let scaleWidth = size / viewport.width;
let scaleHeight = size / viewport.height;
let sizeWidth = Math.floor((document.getElementById('container-pages').offsetWidth - (8*(nbPagePerLine+1)) - 12) / nbPagePerLine);
let sizeHeight = sizeWidth * 1.25;
let scaleWidth = sizeWidth / viewport.width;
let scaleHeight = sizeHeight / viewport.height;
let viewportWidth = page.getViewport({scale: scaleWidth, rotation: rotation});
let viewportHeight = page.getViewport({scale: scaleHeight, rotation: rotation});
if(viewportWidth.height > size) {
if(viewportWidth.height > sizeWidth) {
viewport = viewportHeight;
} else {
viewport = viewportWidth;
}
let canvasContainer = document.getElementById('canvas-container-' + pageIndex);
canvasContainer.style.height = (size + 4) + "px";
canvasContainer.style.width = (size + 4) + "px";
canvasContainer.style.height = (sizeHeight + 4) + "px";
canvasContainer.style.width = (sizeWidth + 4) + "px";
let canvasPDF = canvasContainer.querySelector('.canvas-pdf');
let context = canvasPDF.getContext('2d');
canvasPDF.height = viewport.height;