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Show SVG highlight element behind the text #1170

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Show SVG highlight element behind the text #1170

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5282837
Show SVG element behind the text
felipe-barros Jan 25, 2021
214beb0
Set SVG element opacity to 1
felipe-barros Jan 25, 2021
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5 changes: 3 additions & 2 deletions examples/examples.css
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Open in desktop
Expand Up @@ -32,12 +32,12 @@ body {
padding: 0;
position: relative;
margin: 10px auto;
background: white url('ajax-loader.gif') center center no-repeat;
/* background: white url('ajax-loader.gif') center center no-repeat; */
top: calc(50vh - 400px);
}

#viewer.spreads .epub-view > iframe {
background: white;
/* background: white; */
}

#viewer.scrolled {
Expand Down Expand Up @@ -253,6 +253,7 @@ body {

svg {
display: block;
z-index: -1;
}

.close-x {
Expand Down
106 changes: 53 additions & 53 deletions src/managers/views/iframe.js
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@@ -1,14 +1,14 @@
import EventEmitter from "event-emitter";
import {extend, borders, uuid, isNumber, bounds, defer, createBlobUrl, revokeBlobUrl} from "../../utils/core";
import EpubCFI from "../../epubcfi";
import { Highlight, Pane, Underline } from "marks-pane";
import Contents from "../../contents";
import EpubCFI from "../../epubcfi";
import { EVENTS } from "../../utils/constants";
import { Pane, Highlight, Underline } from "marks-pane";
import { borders, bounds, createBlobUrl, defer, extend, isNumber, revokeBlobUrl, uuid } from "../../utils/core";

class IframeView {
constructor(section, options) {
this.settings = extend({
ignoreClass : "",
ignoreClass: "",
axis: undefined, //options.layout && options.layout.props.flow === "scrolled" ? "vertical" : "horizontal",
direction: undefined,
width: 0,
Expand All @@ -32,7 +32,7 @@ class IframeView {
// this.width = this.settings.width;
// this.height = this.settings.height;

this.fixedWidth = 0;
this.fixedWidth = 0;
this.fixedHeight = 0;

// Blank Cfi for Parsing
Expand Down Expand Up @@ -61,7 +61,7 @@ class IframeView {
element.style.position = "relative";
element.style.display = "block";

if(axis && axis == "horizontal"){
if (axis && axis == "horizontal") {
element.style.flex = "none";
} else {
element.style.flex = "initial";
Expand All @@ -72,11 +72,11 @@ class IframeView {

create() {

if(this.iframe) {
if (this.iframe) {
return this.iframe;
}

if(!this.element) {
if (!this.element) {
this.element = this.createContainer();
}

Expand Down Expand Up @@ -116,7 +116,7 @@ class IframeView {
// }


if(("srcdoc" in this.iframe)) {
if (("srcdoc" in this.iframe)) {
this.supportsSrcdoc = true;
} else {
this.supportsSrcdoc = false;
Expand All @@ -137,16 +137,16 @@ class IframeView {
// Fit to size of the container, apply padding
this.size();

if(!this.sectionRender) {
if (!this.sectionRender) {
this.sectionRender = this.section.render(request);
}

// Render Chain
return this.sectionRender
.then(function(contents){
.then(function (contents) {
return this.load(contents);
}.bind(this))
.then(function(){
.then(function () {

// find and report the writingMode axis
let writingMode = this.contents.writingMode();
Expand Down Expand Up @@ -186,19 +186,19 @@ class IframeView {
resolve();
});

}.bind(this), function(e){
}.bind(this), function (e) {
this.emit(EVENTS.VIEWS.LOAD_ERROR, e);
return new Promise((resolve, reject) => {
reject(e);
});
}.bind(this))
.then(function() {
.then(function () {
this.emit(EVENTS.VIEWS.RENDERED, this.section);
}.bind(this));

}

reset () {
reset() {
if (this.iframe) {
this.iframe.style.width = "0";
this.iframe.style.height = "0";
Expand All @@ -217,11 +217,11 @@ class IframeView {
var width = _width || this.settings.width;
var height = _height || this.settings.height;

if(this.layout.name === "pre-paginated") {
if (this.layout.name === "pre-paginated") {
this.lock("both", width, height);
} else if(this.settings.axis === "horizontal") {
} else if (this.settings.axis === "horizontal") {
this.lock("height", width, height);
} else {
} else {
this.lock("width", width, height);
}

Expand All @@ -234,32 +234,32 @@ class IframeView {
var elBorders = borders(this.element);
var iframeBorders;

if(this.iframe) {
if (this.iframe) {
iframeBorders = borders(this.iframe);
} else {
iframeBorders = {width: 0, height: 0};
iframeBorders = { width: 0, height: 0 };
}

if(what == "width" && isNumber(width)){
if (what == "width" && isNumber(width)) {
this.lockedWidth = width - elBorders.width - iframeBorders.width;
// this.resize(this.lockedWidth, width); // width keeps ratio correct
}

if(what == "height" && isNumber(height)){
if (what == "height" && isNumber(height)) {
this.lockedHeight = height - elBorders.height - iframeBorders.height;
// this.resize(width, this.lockedHeight);
}

if(what === "both" &&
isNumber(width) &&
isNumber(height)){
if (what === "both" &&
isNumber(width) &&
isNumber(height)) {

this.lockedWidth = width - elBorders.width - iframeBorders.width;
this.lockedHeight = height - elBorders.height - iframeBorders.height;
// this.resize(this.lockedWidth, this.lockedHeight);
}

if(this.displayed && this.iframe) {
if (this.displayed && this.iframe) {

// this.contents.layout();
this.expand();
Expand All @@ -277,16 +277,16 @@ class IframeView {

var textWidth, textHeight;

if(!this.iframe || this._expanding) return;
if (!this.iframe || this._expanding) return;

this._expanding = true;

if(this.layout.name === "pre-paginated") {
if (this.layout.name === "pre-paginated") {
width = this.layout.columnWidth;
height = this.layout.height;
}
// Expand Horizontally
else if(this.settings.axis === "horizontal") {
else if (this.settings.axis === "horizontal") {
// Get the width of the text
width = this.contents.textWidth();

Expand All @@ -296,16 +296,16 @@ class IframeView {

if (this.settings.forceEvenPages) {
columns = (width / this.layout.pageWidth);
if ( this.layout.divisor > 1 &&
this.layout.name === "reflowable" &&
(columns % 2 > 0)) {
if (this.layout.divisor > 1 &&
this.layout.name === "reflowable" &&
(columns % 2 > 0)) {
// add a blank page
width += this.layout.pageWidth;
}
}

} // Expand Vertically
else if(this.settings.axis === "vertical") {
else if (this.settings.axis === "vertical") {
height = this.contents.textHeight();
if (this.settings.flow === "paginated" &&
height % this.layout.height > 0) {
Expand All @@ -315,7 +315,7 @@ class IframeView {

// Only Resize if dimensions have changed or
// if Frame is still hidden, so needs reframing
if(this._needsReframe || width != this._width || height != this._height){
if (this._needsReframe || width != this._width || height != this._height) {
this.reframe(width, height);
}

Expand All @@ -325,13 +325,13 @@ class IframeView {
reframe(width, height) {
var size;

if(isNumber(width)){
if (isNumber(width)) {
this.element.style.width = width + "px";
this.iframe.style.width = width + "px";
this._width = width;
}

if(isNumber(height)){
if (isNumber(height)) {
this.element.style.height = height + "px";
this.iframe.style.height = height + "px";
this._height = height;
Expand Down Expand Up @@ -374,12 +374,12 @@ class IframeView {
var loading = new defer();
var loaded = loading.promise;

if(!this.iframe) {
if (!this.iframe) {
loading.reject(new Error("No Iframe Available"));
return loaded;
}

this.iframe.onload = function(event) {
this.iframe.onload = function (event) {

this.onLoad(event, loading);

Expand All @@ -389,7 +389,7 @@ class IframeView {
this.blobUrl = createBlobUrl(contents, "application/xhtml+xml");
this.iframe.src = this.blobUrl;
this.element.appendChild(this.iframe);
} else if(this.settings.method === "srcdoc"){
} else if (this.settings.method === "srcdoc") {
this.iframe.srcdoc = contents;
this.element.appendChild(this.iframe);
} else {
Expand All @@ -398,14 +398,14 @@ class IframeView {

this.document = this.iframe.contentDocument;

if(!this.document) {
if (!this.document) {
loading.reject(new Error("No Document Available"));
return loaded;
}

this.iframe.contentDocument.open();
// For Cordova windows platform
if(window.MSApp && MSApp.execUnsafeLocalFunction) {
if (window.MSApp && MSApp.execUnsafeLocalFunction) {
var outerThis = this;
MSApp.execUnsafeLocalFunction(function () {
outerThis.iframe.contentDocument.write(contents);
Expand Down Expand Up @@ -440,7 +440,7 @@ class IframeView {
}

this.contents.on(EVENTS.CONTENTS.EXPAND, () => {
if(this.displayed && this.iframe) {
if (this.displayed && this.iframe) {
this.expand();
if (this.contents) {
this.layout.format(this.contents);
Expand All @@ -449,7 +449,7 @@ class IframeView {
});

this.contents.on(EVENTS.CONTENTS.RESIZE, (e) => {
if(this.displayed && this.iframe) {
if (this.displayed && this.iframe) {
this.expand();
if (this.contents) {
this.layout.format(this.contents);
Expand All @@ -473,7 +473,7 @@ class IframeView {

this.settings.axis = axis;

if(axis == "horizontal"){
if (axis == "horizontal") {
this.element.style.flex = "none";
} else {
this.element.style.flex = "initial";
Expand Down Expand Up @@ -526,7 +526,7 @@ class IframeView {

this.element.style.visibility = "visible";

if(this.iframe){
if (this.iframe) {
this.iframe.style.visibility = "visible";

// Remind Safari to redraw the iframe
Expand Down Expand Up @@ -585,18 +585,18 @@ class IframeView {
}

bounds(force) {
if(force || !this.elementBounds) {
if (force || !this.elementBounds) {
this.elementBounds = bounds(this.element);
}

return this.elementBounds;
}

highlight(cfiRange, data={}, cb, className = "epubjs-hl", styles = {}) {
highlight(cfiRange, data = {}, cb, className = "epubjs-hl", styles = {}) {
if (!this.contents) {
return;
}
const attributes = Object.assign({"fill": "yellow", "fill-opacity": "0.3", "mix-blend-mode": "multiply"}, styles);
const attributes = Object.assign({ "fill": "yellow", "fill-opacity": "1", "mix-blend-mode": "multiply" }, styles);
let range = this.contents.range(cfiRange);

let emitter = () => {
Expand Down Expand Up @@ -625,11 +625,11 @@ class IframeView {
return h;
}

underline(cfiRange, data={}, cb, className = "epubjs-ul", styles = {}) {
underline(cfiRange, data = {}, cb, className = "epubjs-ul", styles = {}) {
if (!this.contents) {
return;
}
const attributes = Object.assign({"stroke": "black", "stroke-opacity": "0.3", "mix-blend-mode": "multiply"}, styles);
const attributes = Object.assign({ "stroke": "black", "stroke-opacity": "0.3", "mix-blend-mode": "multiply" }, styles);
let range = this.contents.range(cfiRange);
let emitter = () => {
this.emit(EVENTS.VIEWS.MARK_CLICKED, cfiRange, data);
Expand Down Expand Up @@ -657,7 +657,7 @@ class IframeView {
return h;
}

mark(cfiRange, data={}, cb) {
mark(cfiRange, data = {}, cb) {
if (!this.contents) {
return;
}
Expand Down Expand Up @@ -718,7 +718,7 @@ class IframeView {
placeMark(element, range) {
let top, right, left;

if(this.layout.name === "pre-paginated" ||
if (this.layout.name === "pre-paginated" ||
this.settings.axis !== "horizontal") {
let pos = range.getBoundingClientRect();
top = pos.top;
Expand Down Expand Up @@ -807,7 +807,7 @@ class IframeView {
revokeBlobUrl(this.blobUrl);
}

if(this.displayed){
if (this.displayed) {
this.displayed = false;

this.removeListeners();
Expand Down