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watermark: update on resize and no text limit

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This commit is contained in:
Vincent LAURENT 2025-06-25 16:43:36 +02:00
commit c78725fb2d
2 changed files with 25 additions and 1 deletions
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24
public/js/signature.js
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@ -474,6 +474,27 @@ function addObjectInCanvas(canvas, item) {
return canvas.add(item);
};
function updateWatermark() {
const text = new fabric.Text(document.querySelector('input[name=watermark]').value, {angle: -40, fill: "#0009", fontSize: 27 * currentScale})
text.scale = 0.
const overlay = new fabric.Rect({
fill: new fabric.Pattern({
source: text.toCanvasElement(),
}),
})
canvasEditions.forEach(function (canvas) {
overlay.height = canvas.height
overlay.width = canvas.width
canvas.objectCaching = false
canvas.setOverlayImage(overlay, canvas.renderAll.bind(canvas), {
objectCaching: false
})
})
}
function updateFlatten() {
let flatten = Boolean(document.querySelector('input[name=watermark]').value);
@ -596,6 +617,7 @@ function createAndAddSvgInCanvas(canvas, item, x, y, height = null) {
function autoZoom() {
clearTimeout(resizeTimeout);
resizeTimeout = setTimeout(resizePDF, 100);
updateWatermark();
};
function zoomChange(inOrOut) {
@ -681,6 +703,8 @@ function resizePDF(scale = 'auto') {
resizeTimeout = null;
});
});
updateWatermark();
};
function createEventsListener() {

2
templates/signature.html.php
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@ -93,7 +93,7 @@
</div>
<div class="input-group d-none">
<span class="input-group-text border-secondary"><i class="bi bi-droplet-half"></i></span>
<input form="form_pdf" type="text" class="form-control border-secondary" name="watermark" placeholder="<?php echo _("Watermark") ?>" aria-label="Watermark" aria-describedby="watermark-addon" maxlength="30">
<input form="form_pdf" type="text" class="form-control border-secondary" name="watermark" placeholder="<?php echo _("Watermark") ?>" aria-label="Watermark" aria-describedby="watermark-addon">
</div>
<?php endif ?>