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Code Issues Releases Wiki Activity

Add methods to remove marks

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This commit is contained in:
Fred Chasen 2017-05-04 16:46:49 -04:00
parent c01f2d3202
commit 042793157b
2 changed files with 58 additions and 10 deletions
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66
src/contents.js
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@ -26,6 +26,9 @@ class Contents {
this.cfiBase = cfiBase || "";
this.pane = undefined;
this.highlights = {};
this.underlines = {};
this.marks = {};
this.listeners();
}
@ -758,6 +761,9 @@ class Contents {
highlight(cfiRange, data={}, cb) {
let range = this.range(cfiRange);
let emitter = () => {
this.emit("markClicked", cfiRange, data);
};
data["epubcfi"] = cfiRange;
@ -768,9 +774,9 @@ class Contents {
let m = new Highlight(range, "epubjs-hl", data, {'fill': 'yellow', 'fill-opacity': '0.3', 'mix-blend-mode': 'multiply'});
let h = this.pane.addMark(m);
h.element.addEventListener("click", () => {
this.emit("markClicked", cfiRange, data);
});
this.highlights[cfiRange] = { "mark": h, "element": h.element, "listeners": [emitter, cb] };
h.element.addEventListener("click", emitter);
if (cb) {
h.element.addEventListener("click", cb);
@ -780,6 +786,9 @@ class Contents {
underline(cfiRange, data={}, cb) {
let range = this.range(cfiRange);
let emitter = () => {
this.emit("markClicked", cfiRange, data);
};
data["epubcfi"] = cfiRange;
@ -790,9 +799,9 @@ class Contents {
let m = new Underline(range, "epubjs-ul", data, {'stroke': 'black', 'stroke-opacity': '0.3', 'mix-blend-mode': 'multiply'});
let h = this.pane.addMark(m);
h.element.addEventListener("click", () => {
this.emit("markClicked", cfiRange, data);
});
this.underlines[cfiRange] = { "mark": h, "element": h.element, "listeners": [emitter, cb] };
h.element.addEventListener("click", emitter);
if (cb) {
h.element.addEventListener("click", cb);
@ -805,6 +814,9 @@ class Contents {
let container = range.commonAncestorContainer;
let parent = (container.nodeType === 1) ? container : container.parentNode;
let emitter = () => {
this.emit("markClicked", cfiRange, data);
};
parent.setAttribute("ref", "epubjs-mk");
@ -816,17 +828,53 @@ class Contents {
});
}
parent.addEventListener("click", () => {
this.emit("markClicked", cfiRange, data);
});
parent.addEventListener("click", emitter);
if (cb) {
parent.addEventListener("click", cb);
}
this.marks[cfiRange] = { "element": parent, "listeners": [emitter, cb] };
return parent;
}
unhighlight(cfiRange) {
let item;
if (cfiRange in this.highlights) {
item = this.highlights[cfiRange];
this.pane.removeMark(item.mark);
item.listeners.forEach((l) => {
if (l) { item.element.removeEventListener("click", l) };
});
delete this.highlights[cfiRange];
}
}
ununderline(cfiRange) {
let item;
if (cfiRange in this.underlines) {
item = this.underlines[cfiRange];
this.pane.removeMark(item.mark);
item.listeners.forEach((l) => {
if (l) { item.element.removeEventListener("click", l) };
});
delete this.underlines[cfiRange];
}
}
unmark(cfiRange) {
let item;
if (cfiRange in this.marks) {
item = this.marks[cfiRange];
item.element.removeAttribute("ref");
item.listeners.forEach((l) => {
if (l) { item.element.removeEventListener("click", l) };
});
delete this.marks[cfiRange];
}
}
destroy() {
// Stop observing
if(this.observer) {