Add automatic coordinate converstion shortcut

Signed-off-by: Justin Georgi <justin.georgi@gmail.com>

modules/annot-prev.js

@@ -42,3 +42,15 @@ elSvgCont.addEventListener('mousemove',(e) => {
     elCoordBox.style.left = e.offsetX + 6
     elCoordBox.style.top = e.offsetY + 12
 })
+document.addEventListener('keydown',(e) => {
+    if (e.altKey && e.shiftKey && !e.ctrlKey && e.key == "C") {
+        coordParse = /(\[?)([0-9]+)\s?,\s?([0-9]+)(\]?)/
+        oldCoord = coordParse.exec(window.getSelection().toString())
+        if (oldCoord) {
+            calcX = (oldCoord[2] / 100 * elSvg.width.baseVal.value / elScale).toFixed(1)
+            calcY = (oldCoord[3] / 100 * elSvg.height.baseVal.value / elScale).toFixed(1)
+            elInput = document.getElementById('wpTextbox1')
+            elInput.setRangeText(`${oldCoord[1]}${calcX}, ${calcY}${oldCoord[4]}`)
+        }
+    }
+})