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authorWu Cheng-Han2015-05-04 15:53:29 +0800
committerWu Cheng-Han2015-05-04 15:53:29 +0800
commit4b0ca55eb79e963523eb6c8197825e9e8ae904e2 (patch)
tree574f3923af77b37b41dbf1b00bcd7827ef724a28 /public/vendor/codemirror/addon/display/rulers.js
parent61eb11d23c65c9e5c493c67d055f785cbec139e2 (diff)
First commit, version 0.2.7
Diffstat (limited to 'public/vendor/codemirror/addon/display/rulers.js')
-rwxr-xr-xpublic/vendor/codemirror/addon/display/rulers.js64
1 files changed, 64 insertions, 0 deletions
diff --git a/public/vendor/codemirror/addon/display/rulers.js b/public/vendor/codemirror/addon/display/rulers.js
new file mode 100755
index 00000000..13185d30
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+++ b/public/vendor/codemirror/addon/display/rulers.js
@@ -0,0 +1,64 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: http://codemirror.net/LICENSE
+
+(function(mod) {
+ if (typeof exports == "object" && typeof module == "object") // CommonJS
+ mod(require("../../lib/codemirror"));
+ else if (typeof define == "function" && define.amd) // AMD
+ define(["../../lib/codemirror"], mod);
+ else // Plain browser env
+ mod(CodeMirror);
+})(function(CodeMirror) {
+ "use strict";
+
+ CodeMirror.defineOption("rulers", false, function(cm, val, old) {
+ if (old && old != CodeMirror.Init) {
+ clearRulers(cm);
+ cm.off("refresh", refreshRulers);
+ }
+ if (val && val.length) {
+ setRulers(cm);
+ cm.on("refresh", refreshRulers);
+ }
+ });
+
+ function clearRulers(cm) {
+ for (var i = cm.display.lineSpace.childNodes.length - 1; i >= 0; i--) {
+ var node = cm.display.lineSpace.childNodes[i];
+ if (/(^|\s)CodeMirror-ruler($|\s)/.test(node.className))
+ node.parentNode.removeChild(node);
+ }
+ }
+
+ function setRulers(cm) {
+ var val = cm.getOption("rulers");
+ var cw = cm.defaultCharWidth();
+ var left = cm.charCoords(CodeMirror.Pos(cm.firstLine(), 0), "div").left;
+ var minH = cm.display.scroller.offsetHeight + 30;
+ for (var i = 0; i < val.length; i++) {
+ var elt = document.createElement("div");
+ elt.className = "CodeMirror-ruler";
+ var col, cls = null, conf = val[i];
+ if (typeof conf == "number") {
+ col = conf;
+ } else {
+ col = conf.column;
+ if (conf.className) elt.className += " " + conf.className;
+ if (conf.color) elt.style.borderColor = conf.color;
+ if (conf.lineStyle) elt.style.borderLeftStyle = conf.lineStyle;
+ if (conf.width) elt.style.borderLeftWidth = conf.width;
+ cls = val[i].className;
+ }
+ elt.style.left = (left + col * cw) + "px";
+ elt.style.top = "-50px";
+ elt.style.bottom = "-20px";
+ elt.style.minHeight = minH + "px";
+ cm.display.lineSpace.insertBefore(elt, cm.display.cursorDiv);
+ }
+ }
+
+ function refreshRulers(cm) {
+ clearRulers(cm);
+ setRulers(cm);
+ }
+});