Merge remote-tracking branch 'origin/develop'

This commit is contained in:
snipe 2024-11-25 12:56:08 +00:00
commit 4a5f65616f

View file

@ -110,10 +110,12 @@
canvas = wrapper.querySelector("canvas"), canvas = wrapper.querySelector("canvas"),
signaturePad; signaturePad;
signaturePad = new SignaturePad(canvas);
// Adjust canvas coordinate space taking into account pixel ratio, // Adjust canvas coordinate space taking into account pixel ratio,
// to make it look crisp on mobile devices. // to make it look crisp on smaller screens.
// This also causes canvas to be cleared. // https://github.com/szimek/signature_pad#handling-high-dpi-screens
if (window.matchMedia("(min-width: 768px)").matches) { // (This also causes canvas to be cleared.)
function resizeCanvas() { function resizeCanvas() {
// When zoomed out to less than 100%, for some very strange reason, // When zoomed out to less than 100%, for some very strange reason,
// some browsers report devicePixelRatio as less than 1 // some browsers report devicePixelRatio as less than 1
@ -122,12 +124,10 @@
canvas.width = canvas.offsetWidth * ratio; canvas.width = canvas.offsetWidth * ratio;
canvas.height = canvas.offsetHeight * ratio; canvas.height = canvas.offsetHeight * ratio;
canvas.getContext("2d").scale(ratio, ratio); canvas.getContext("2d").scale(ratio, ratio);
signaturePad.clear(); // otherwise isEmpty() might return incorrect value
} }
window.onresize = resizeCanvas; window.onresize = resizeCanvas;
resizeCanvas(); resizeCanvas();
}
signaturePad = new SignaturePad(canvas);
$('#clear_button').on("click", function (event) { $('#clear_button').on("click", function (event) {
signaturePad.clear(); signaturePad.clear();