web: less javascript, more c

1 files changed, 24 insertions, 0 deletions

diff --git a/web/static/dartboat.js b/web/static/dartboat.js
index 98bbb37..53a113a 100644
--- a/web/static/dartboat.js
+++ b/web/static/dartboat.js
@@ -136,6 +136,30 @@ function drawVisit(visit_no, p1_pts, p1_rem, p2_pts, p2_rem, p2_darts) {
 	e.scrollTop = e.scrollHeight;
 }
 
+function drawElem(target, name, n_attrs, attr_names, attr_vals, content) {
+	const e = document.createElementNS('http://www.w3.org/2000/svg',
+		UTF8ToString(name));
+	if (content) e.textContent = UTF8ToString(content);
+
+	for (let i = 0; i < n_attrs; ++i)
+		e.setAttribute(UTF8ToString(HEAP32[(attr_names + i*4)>>2]),
+			UTF8ToString(HEAP32[(attr_vals + i*4)>>2]));
+
+	target.appendChild(e);
+}
+
+function drawElemBoard(...args) {
+	drawElem($('#dartboard'), ...args);
+}
+
+function drawElemPoint(...args) {
+	drawElem($('#dartboard-points'), ...args);
+}
+
+function clearPoints() {
+	$('#dartboard-points').textContent = '';
+}
+
 function updateDelay(val) {
 	$('#delay').value = val;
 }