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-rw-r--r--ext/fg/js/document.js114
-rw-r--r--ext/fg/js/frontend.js6
-rw-r--r--ext/fg/js/source.js15
-rw-r--r--ext/mixed/js/display.js20
4 files changed, 102 insertions, 53 deletions
diff --git a/ext/fg/js/document.js b/ext/fg/js/document.js
index 8a412f96..dc2a9b87 100644
--- a/ext/fg/js/document.js
+++ b/ext/fg/js/document.js
@@ -17,75 +17,107 @@
*/
-function docOffsetCalc(element) {
- const scrollTop = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop;
- const scrollLeft = window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft;
-
- const clientTop = document.documentElement.clientTop || document.body.clientTop || 0;
- const clientLeft = document.documentElement.clientLeft || document.body.clientLeft || 0;
+function docSetImposterStyle(style, propertyName, value) {
+ style.setProperty(propertyName, value, 'important');
+}
- const rect = element.getBoundingClientRect();
- const top = Math.round(rect.top + scrollTop - clientTop);
- const left = Math.round(rect.left + scrollLeft - clientLeft);
+function docImposterCreate(element, isTextarea) {
+ const elementStyle = window.getComputedStyle(element);
+ const elementRect = element.getBoundingClientRect();
+ const documentRect = document.documentElement.getBoundingClientRect();
+ const left = elementRect.left - documentRect.left;
+ const top = elementRect.top - documentRect.top;
+
+ // Container
+ const container = document.createElement('div');
+ const containerStyle = container.style;
+ docSetImposterStyle(containerStyle, 'all', 'initial');
+ docSetImposterStyle(containerStyle, 'position', 'absolute');
+ docSetImposterStyle(containerStyle, 'left', '0');
+ docSetImposterStyle(containerStyle, 'top', '0');
+ docSetImposterStyle(containerStyle, 'width', `${documentRect.width}px`);
+ docSetImposterStyle(containerStyle, 'height', `${documentRect.height}px`);
+ docSetImposterStyle(containerStyle, 'overflow', 'hidden');
+ docSetImposterStyle(containerStyle, 'opacity', '0');
+
+ docSetImposterStyle(containerStyle, 'pointer-events', 'none');
+ docSetImposterStyle(containerStyle, 'z-index', '2147483646');
+
+ // Imposter
+ const imposter = document.createElement('div');
+ const imposterStyle = imposter.style;
- return {top, left};
-}
+ imposter.innerText = element.value;
-function docImposterCreate(element) {
- const styleProps = window.getComputedStyle(element);
- const stylePairs = [];
- for (const key of styleProps) {
- stylePairs.push(`${key}: ${styleProps[key]};`);
+ for (let i = 0, ii = elementStyle.length; i < ii; ++i) {
+ const property = elementStyle[i];
+ docSetImposterStyle(imposterStyle, property, elementStyle.getPropertyValue(property));
+ }
+ docSetImposterStyle(imposterStyle, 'position', 'absolute');
+ docSetImposterStyle(imposterStyle, 'top', `${top}px`);
+ docSetImposterStyle(imposterStyle, 'left', `${left}px`);
+ docSetImposterStyle(imposterStyle, 'margin', '0');
+ docSetImposterStyle(imposterStyle, 'pointer-events', 'auto');
+
+ if (isTextarea) {
+ if (elementStyle.overflow === 'visible') {
+ docSetImposterStyle(imposterStyle, 'overflow', 'auto');
+ }
+ } else {
+ docSetImposterStyle(imposterStyle, 'overflow', 'hidden');
+ docSetImposterStyle(imposterStyle, 'white-space', 'nowrap');
+ docSetImposterStyle(imposterStyle, 'line-height', elementStyle.height);
}
- const offset = docOffsetCalc(element);
- const imposter = document.createElement('div');
- imposter.className = 'yomichan-imposter';
- imposter.innerText = element.value;
- imposter.style.cssText = stylePairs.join('\n');
- imposter.style.position = 'absolute';
- imposter.style.top = `${offset.top}px`;
- imposter.style.left = `${offset.left}px`;
- imposter.style.opacity = 0;
- imposter.style.zIndex = 2147483646;
- if (element.nodeName === 'TEXTAREA' && styleProps.overflow === 'visible') {
- imposter.style.overflow = 'auto';
+ container.appendChild(imposter);
+ document.body.appendChild(container);
+
+ // Adjust size
+ const imposterRect = imposter.getBoundingClientRect();
+ if (imposterRect.width !== elementRect.width || imposterRect.height !== elementRect.height) {
+ const width = parseFloat(elementStyle.width) + (elementRect.width - imposterRect.width);
+ const height = parseFloat(elementStyle.height) + (elementRect.height - imposterRect.height);
+ docSetImposterStyle(imposterStyle, 'width', `${width}px`);
+ docSetImposterStyle(imposterStyle, 'height', `${height}px`);
}
- document.body.appendChild(imposter);
imposter.scrollTop = element.scrollTop;
imposter.scrollLeft = element.scrollLeft;
- return imposter;
-}
-
-function docImposterDestroy() {
- for (const element of document.getElementsByClassName('yomichan-imposter')) {
- element.parentNode.removeChild(element);
- }
+ return [imposter, container];
}
function docRangeFromPoint(point) {
const element = document.elementFromPoint(point.x, point.y);
let imposter = null;
+ let imposterContainer = null;
if (element) {
switch (element.nodeName) {
case 'IMG':
case 'BUTTON':
return new TextSourceElement(element);
case 'INPUT':
+ [imposter, imposterContainer] = docImposterCreate(element, false);
+ break;
case 'TEXTAREA':
- imposter = docImposterCreate(element);
+ [imposter, imposterContainer] = docImposterCreate(element, true);
break;
}
}
const range = document.caretRangeFromPoint(point.x, point.y);
- if (imposter !== null) {
- imposter.style.zIndex = -2147483646;
+ if (range !== null && isPointInRange(point, range)) {
+ if (imposter !== null) {
+ docSetImposterStyle(imposterContainer.style, 'z-index', '-2147483646');
+ docSetImposterStyle(imposter.style, 'pointer-events', 'none');
+ }
+ return new TextSourceRange(range, '', imposterContainer);
+ } else {
+ if (imposterContainer !== null) {
+ imposterContainer.parentNode.removeChild(imposterContainer);
+ }
+ return null;
}
-
- return range !== null && isPointInRange(point, range) ? new TextSourceRange(range) : null;
}
function docSentenceExtract(source, extent) {
diff --git a/ext/fg/js/frontend.js b/ext/fg/js/frontend.js
index 3c5f2ac8..ebff768e 100644
--- a/ext/fg/js/frontend.js
+++ b/ext/fg/js/frontend.js
@@ -307,10 +307,11 @@ class Frontend {
this.onError(e);
}
} finally {
+ if (textSource !== null) {
+ textSource.cleanup();
+ }
if (hideResults && this.options.scanning.autoHideResults) {
this.searchClear();
- } else {
- docImposterDestroy();
}
this.pendingLookup = false;
@@ -371,7 +372,6 @@ class Frontend {
}
searchClear() {
- docImposterDestroy();
this.popup.hide();
this.popup.clearAutoPlayTimer();
diff --git a/ext/fg/js/source.js b/ext/fg/js/source.js
index a360b331..69d8197d 100644
--- a/ext/fg/js/source.js
+++ b/ext/fg/js/source.js
@@ -25,13 +25,20 @@ const IGNORE_TEXT_PATTERN = /\u200c/;
*/
class TextSourceRange {
- constructor(range, content='') {
+ constructor(range, content, imposterContainer) {
this.range = range;
this.content = content;
+ this.imposterContainer = imposterContainer;
}
clone() {
- return new TextSourceRange(this.range.cloneRange(), this.content);
+ return new TextSourceRange(this.range.cloneRange(), this.content, this.imposterContainer);
+ }
+
+ cleanup() {
+ if (this.imposterContainer !== null && this.imposterContainer.parentNode !== null) {
+ this.imposterContainer.parentNode.removeChild(this.imposterContainer);
+ }
}
text() {
@@ -221,6 +228,10 @@ class TextSourceElement {
return new TextSourceElement(this.element, this.content);
}
+ cleanup() {
+ // NOP
+ }
+
text() {
return this.content;
}
diff --git a/ext/mixed/js/display.js b/ext/mixed/js/display.js
index a2707bd0..4620e198 100644
--- a/ext/mixed/js/display.js
+++ b/ext/mixed/js/display.js
@@ -84,16 +84,22 @@ class Display {
if (textSource === null) {
return false;
}
- textSource.setEndOffset(this.options.scanning.length);
- const {definitions, length} = await apiTermsFind(textSource.text());
- if (definitions.length === 0) {
- return false;
- }
+ let definitions, length, sentence;
+ try {
+ textSource.setEndOffset(this.options.scanning.length);
- textSource.setEndOffset(length);
+ ({definitions, length} = await apiTermsFind(textSource.text()));
+ if (definitions.length === 0) {
+ return false;
+ }
- const sentence = docSentenceExtract(textSource, this.options.anki.sentenceExt);
+ textSource.setEndOffset(length);
+
+ sentence = docSentenceExtract(textSource, this.options.anki.sentenceExt);
+ } finally {
+ textSource.cleanup();
+ }
const context = {
source: {