<svg xmlns="http://www.w3.org/2000/svg" width="300" height="100" viewBox="0 0 300 100">
- <rect id="r" width="300" height="100" fill="#ffa"/>
- <line x1="0" y1="80" x2="300" y2="80" stroke="#666" stroke-width="1" stroke-dasharray="3" shape-rendering="crispEdges" pointer-events="none"/>
- <path id="p" stroke="navy" stroke-width="2" fill="none" pointer-events="none"/>
- <script>
- var r = document.getElementById('r'),
- p = document.getElementById('p'),
- signaturePath = '',
- isDown = false;
-
- function isTouchEvent(e) {
- return e.type.match(/^touch/);
- }
-
- function getCoords(e) {
- if (isTouchEvent(e)) {
- return e.targetTouches[0].clientX + ',' + e.targetTouches[0].clientY;
- }
- return e.clientX + ',' + e.clientY;
- }
-
- function down(e) {
- signaturePath += 'M' + getCoords(e) + ' ';
- p.setAttribute('d', signaturePath);
- isDown = true;
-console.log('up');
- if (isTouchEvent(e)) e.preventDefault();
- }
-
- function move(e) {
- if (isDown) {
- signaturePath += 'L' + getCoords(e) + ' ';
- p.setAttribute('d', signaturePath);
- }
-
- if (isTouchEvent(e)) e.preventDefault();
- }
-
- function up(e) {
- isDown = false;
- console.log('up');
- if (isTouchEvent(e)) e.preventDefault();
- }
-
- r.addEventListener('mousedown', down, false);
- r.addEventListener('mousemove', move, false);
- r.addEventListener('mouseup', up, false);
- r.addEventListener('touchstart', down, false);
- r.addEventListener('touchmove', move, false);
- r.addEventListener('touchend', up, false);
- r.addEventListener('mouseout', up, false);
-
- function clearSignature() {
- signaturePath = '';
- p.setAttribute('d', '');
- }
-
- function getSignature() {
- return signaturePath;
- }
- </script>
+ <rect id="svg-r" width="300" height="100" fill="#ffa"/>
+ <line x1="0" y1="80" x2="300" y2="80" stroke="#666" stroke-width="1" stroke-dasharray="3"
+
+ shape-rendering="crispEdges" pointer-events="none"/>
+ <path id="svg-p" stroke="navy" stroke-width="2" fill="none" pointer-events="none"/>
+
</svg>
\ No newline at end of file