Add option to use SVG gutter icons

Makefile.dryice.js

@@ -606,7 +606,11 @@ function extractCss(callback) {
                 }
                 var buffer = Buffer.from(data.slice(i + 1), "base64");
                 imageCounter++;
-                var imageName = name + "-" + imageCounter + ".png";
+                var imageName;
+                if (/^image\/svg\+xml/.test(data))
+                    imageName = name + "-" + imageCounter + ".svg";
+                else   
+                    imageName = name + "-" + imageCounter + ".png";
                 images[imageName] = buffer;
                 console.log("url(\"" + directory + "/" + imageName + "\")");
                 return "url(\"" + directory + "/" + imageName + "\")";

ace.d.ts

@@ -194,6 +194,7 @@ export namespace Ace {
     theme: string;
     hasCssTransforms: boolean;
     maxPixelHeight: number;
+    useSvgGutterIcons: boolean;
   }
 
   export interface MouseHandlerOptions {

src/css/editor.css.js

@@ -105,7 +105,7 @@ module.exports = `
     pointer-events: none;
 }
 
-.ace_gutter-cell {
+.ace_gutter-cell, .ace_gutter-cell_svg-icons  {
     position: absolute;
     top: 0;
     left: 0;
@@ -115,6 +115,11 @@ module.exports = `
     background-repeat: no-repeat;
 }
 
+.ace_gutter-cell_svg-icons .ace_icon_svg{
+    margin-left: -14px;
+    float: left;
+}
+
 .ace_gutter-cell.ace_error, .ace_icon.ace_error {
     background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAMAAAAoLQ9TAAABOFBMVEX/////////QRswFAb/Ui4wFAYwFAYwFAaWGAfDRymzOSH/PxswFAb/SiUwFAYwFAbUPRvjQiDllog5HhHdRybsTi3/Tyv9Tir+Syj/UC3////XurebMBIwFAb/RSHbPx/gUzfdwL3kzMivKBAwFAbbvbnhPx66NhowFAYwFAaZJg8wFAaxKBDZurf/RB6mMxb/SCMwFAYwFAbxQB3+RB4wFAb/Qhy4Oh+4QifbNRcwFAYwFAYwFAb/QRzdNhgwFAYwFAbav7v/Uy7oaE68MBK5LxLewr/r2NXewLswFAaxJw4wFAbkPRy2PyYwFAaxKhLm1tMwFAazPiQwFAaUGAb/QBrfOx3bvrv/VC/maE4wFAbRPBq6MRO8Qynew8Dp2tjfwb0wFAbx6eju5+by6uns4uH9/f36+vr/GkHjAAAAYnRSTlMAGt+64rnWu/bo8eAA4InH3+DwoN7j4eLi4xP99Nfg4+b+/u9B/eDs1MD1mO7+4PHg2MXa347g7vDizMLN4eG+Pv7i5evs/v79yu7S3/DV7/498Yv24eH+4ufQ3Ozu/v7+y13sRqwAAADLSURBVHjaZc/XDsFgGIBhtDrshlitmk2IrbHFqL2pvXf/+78DPokj7+Fz9qpU/9UXJIlhmPaTaQ6QPaz0mm+5gwkgovcV6GZzd5JtCQwgsxoHOvJO15kleRLAnMgHFIESUEPmawB9ngmelTtipwwfASilxOLyiV5UVUyVAfbG0cCPHig+GBkzAENHS0AstVF6bacZIOzgLmxsHbt2OecNgJC83JERmePUYq8ARGkJx6XtFsdddBQgZE2nPR6CICZhawjA4Fb/chv+399kfR+MMMDGOQAAAABJRU5ErkJggg==");
     background-repeat: no-repeat;
@@ -136,6 +141,19 @@ module.exports = `
     background-image: url("data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQBAMAAADt3eJSAAAAJFBMVEUAAAChoaGAgIAqKiq+vr6tra1ZWVmUlJSbm5s8PDxubm56enrdgzg3AAAAAXRSTlMAQObYZgAAAClJREFUeNpjYMAPdsMYHegyJZFQBlsUlMFVCWUYKkAZMxZAGdxlDMQBAG+TBP4B6RyJAAAAAElFTkSuQmCC");
 }
 
+.ace_icon_svg.ace_error {
+    -webkit-mask-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxNiAxNiI+CjxnIHN0cm9rZS13aWR0aD0iMiIgc3Ryb2tlPSJyZWQiIHNoYXBlLXJlbmRlcmluZz0iZ2VvbWV0cmljUHJlY2lzaW9uIj4KPGNpcmNsZSBmaWxsPSJub25lIiBjeD0iOCIgY3k9IjgiIHI9IjciIHN0cm9rZS1saW5lam9pbj0icm91bmQiLz4KPGxpbmUgeDE9IjExIiB5MT0iNSIgeDI9IjUiIHkyPSIxMSIvPgo8bGluZSB4MT0iMTEiIHkxPSIxMSIgeDI9IjUiIHkyPSI1Ii8+CjwvZz4KPC9zdmc+");
+    background-color: crimson;
+}
+.ace_icon_svg.ace_warning {
+    -webkit-mask-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxNiAxNiI+CjxnIHN0cm9rZS13aWR0aD0iMiIgc3Ryb2tlPSJkYXJrb3JhbmdlIiBzaGFwZS1yZW5kZXJpbmc9Imdlb21ldHJpY1ByZWNpc2lvbiI+Cjxwb2x5Z29uIHN0cm9rZS1saW5lam9pbj0icm91bmQiIGZpbGw9Im5vbmUiIHBvaW50cz0iOCAxIDE1IDE1IDEgMTUgOCAxIi8+CjxyZWN0IHg9IjgiIHk9IjEyIiB3aWR0aD0iMC4wMSIgaGVpZ2h0PSIwLjAxIi8+CjxsaW5lIHgxPSI4IiB5MT0iNiIgeDI9IjgiIHkyPSIxMCIvPgo8L2c+Cjwvc3ZnPg==");
+    background-color: darkorange;
+}
+.ace_icon_svg.ace_info {
+    -webkit-mask-image: url("data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHZpZXdCb3g9IjAgMCAxNiAxNiI+CjxnIHN0cm9rZS13aWR0aD0iMiIgc3Ryb2tlPSJibHVlIiBzaGFwZS1yZW5kZXJpbmc9Imdlb21ldHJpY1ByZWNpc2lvbiI+CjxjaXJjbGUgZmlsbD0ibm9uZSIgY3g9IjgiIGN5PSI4IiByPSI3IiBzdHJva2UtbGluZWpvaW49InJvdW5kIi8+Cjxwb2x5bGluZSBwb2ludHM9IjggMTEgOCA4Ii8+Cjxwb2x5bGluZSBwb2ludHM9IjkgOCA2IDgiLz4KPGxpbmUgeDE9IjEwIiB5MT0iMTEiIHgyPSI2IiB5Mj0iMTEiLz4KPHJlY3QgeD0iOCIgeT0iNSIgd2lkdGg9IjAuMDEiIGhlaWdodD0iMC4wMSIvPgo8L2c+Cjwvc3ZnPg==");
+    background-color: royalblue;
+}
+
 .ace_scrollbar {
     contain: strict;
     position: absolute;
@@ -437,7 +455,16 @@ module.exports = `
     width: 18px;
 }
 
-.ace_folding-enabled > .ace_gutter-cell {
+.ace_icon_svg {
+    display: inline-block;
+    width: 12px;
+    vertical-align: top;
+    -webkit-mask-repeat: no-repeat;
+    -webkit-mask-size: 12px;
+    -webkit-mask-position: center;
+}
+
+.ace_folding-enabled > .ace_gutter-cell, .ace_folding-enabled > .ace_gutter-cell_svg-icons {
     padding-right: 13px;
 }
 

src/editor.js

@@ -2883,6 +2883,7 @@ config.defineOptions(Editor.prototype, "editor", {
     maxPixelHeight: "renderer",
     useTextareaForIME: "renderer",
     useResizeObserver: "renderer",
+    useSvgGutterIcons: "renderer",
 
     scrollSpeed: "$mouseHandler",
     dragDelay: "$mouseHandler",

src/ext/options.js

@@ -194,6 +194,9 @@ var optionGroups = {
         },
         "Custom scrollbar": {
             path: "customScrollbar"
+        },
+        "Use SVG gutter icons": {
+            path: "useSvgGutterIcons"
         }
     }
 };

src/layer/gutter.js

@@ -278,6 +278,7 @@ class Gutter{
 
         var textNode = element.childNodes[0];
         var foldWidget = element.childNodes[1];
+        var annotationNode = element.childNodes[2];
 
         var firstLineNumber = session.$firstLineNumber;
 
@@ -287,7 +288,27 @@ class Gutter{
         var foldWidgets = this.$showFoldWidgets && session.foldWidgets;
         var foldStart = fold ? fold.start.row : Number.MAX_VALUE;
 
-        var className = "ace_gutter-cell ";
+        var lineHeight = config.lineHeight + "px";
+
+        var className;
+        if (this.$useSvgGutterIcons){
+            className = "ace_gutter-cell_svg-icons ";
+
+            if (this.$annotations[row]){
+                annotationNode.className = "ace_icon_svg" + this.$annotations[row].className;
+
+                dom.setStyle(annotationNode.style, "height", lineHeight);
+                dom.setStyle(annotationNode.style, "display", "block");
+            }
+            else {
+                dom.setStyle(annotationNode.style, "display", "none");
+            }
+        }
+        else {
+            className = "ace_gutter-cell ";
+            dom.setStyle(annotationNode.style, "display", "none");
+        }
+
         if (this.$highlightGutterLine) {
             if (row == this.$cursorRow || (fold && row < this.$cursorRow && row >= foldStart &&  this.$cursorRow <= fold.end.row)) {
                 className += "ace_gutter-active-line ";
@@ -324,8 +345,7 @@ class Gutter{
             if (foldWidget.className != className)
                 foldWidget.className = className;
 
-            var foldHeight = config.lineHeight + "px";
-            dom.setStyle(foldWidget.style, "height", foldHeight);
+            dom.setStyle(foldWidget.style, "height", lineHeight);
             dom.setStyle(foldWidget.style, "display", "inline-block");
         } else {
             if (foldWidget) {
@@ -415,6 +435,9 @@ function onCreateCell(element) {
 
     var foldWidget = dom.createElement("span");
     element.appendChild(foldWidget);
+
+    var annotationNode = dom.createElement("span");
+    element.appendChild(annotationNode);
 
     return element;
 }

src/mouse/default_gutter_handler.js

@@ -57,9 +57,11 @@ function GutterHandler(mouseHandler) {
             info: {singular: "information message", plural: "information messages"}
         };
 
+        var iconClassName = gutter.$useSvgGutterIcons ? "ace_icon_svg" : "ace_icon";
+
         // Construct the body of the tooltip.
         for (var i = 0; i < annotation.text.length; i++) {
-            var line = `<span class='ace_${annotation.type[i]} ace_icon' aria-label='${annotationLabels[annotation.type[i]].singular}' role=img> </span> ${annotation.text[i]}`;
+            var line = `<span class='ace_${annotation.type[i]} ${iconClassName}' aria-label='${annotationLabels[annotation.type[i]].singular}' role=img> </span> ${annotation.text[i]}`;
             annotationMessages[annotation.type[i]].push(line);
         }
         var tooltipBody = "<div class='ace_gutter-tooltip_body'>";

src/mouse/default_gutter_handler_test.js

@@ -112,6 +112,24 @@ module.exports = {
             assert.ok(/info test/.test(tooltipBody.textContent));
         }, 100); 
     },
+    "test: gutter svg icons" : function() {
+        var editor = this.editor;
+        var value = "";
+
+        editor.session.setMode(new Mode());
+        editor.setOption("useSvgGutterIcons", true);
+        editor.setValue(value, -1);
+        editor.session.setAnnotations([{row: 0, column: 0, type: "error", text: "error test"}]);
+        editor.renderer.$loop._flush();
+
+        var lines = editor.renderer.$gutterLayer.$lines;
+        var line = lines.cells[0].element;
+        assert.ok(/ace_gutter-cell_svg-icons/.test(line.className));
+
+        var annotation = line.children[2];
+        assert.ok(/ace_icon_svg/.test(annotation.className));
+    },
+
 
     tearDown : function() {
         this.editor.destroy();

src/mouse/mouse_handler_test.js

@@ -126,7 +126,7 @@ module.exports = {
         editor.setValue(value, -1);
         editor.renderer.$loop._flush();
         var lines = editor.renderer.$gutterLayer.$lines;
-        var toggler = lines.cells[0].element.lastChild;
+        var toggler = lines.cells[0].element.children[1];
         var rect = toggler.getBoundingClientRect();
         if (!rect.left) rect.left = 100; // for mockdom
         toggler.dispatchEvent(MouseEvent("down", {x: rect.left, y: rect.top}));

src/virtual_renderer.js

@@ -1902,6 +1902,12 @@ config.defineOptions(VirtualRenderer.prototype, "renderer", {
         },
         initialValue: true
     },
+    useSvgGutterIcons: {
+        set: function(value){
+            this.$gutterLayer.$useSvgGutterIcons = value;
+        },
+        initialValue: false
+    },
     fadeFoldWidgets: {
         set: function(show) {
             dom.setCssClass(this.$gutter, "ace_fade-fold-widgets", show);