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-rw-r--r--ext/fg/js/frontend.js85
1 files changed, 35 insertions, 50 deletions
diff --git a/ext/fg/js/frontend.js b/ext/fg/js/frontend.js
index 0b60aa2b..c98a9a33 100644
--- a/ext/fg/js/frontend.js
+++ b/ext/fg/js/frontend.js
@@ -21,8 +21,6 @@ class Frontend {
constructor(popup, ignoreNodes) {
this.popup = popup;
this.popupTimer = null;
- this.mouseDownLeft = false;
- this.mouseDownMiddle = false;
this.textSourceLast = null;
this.pendingLookup = false;
this.options = null;
@@ -61,7 +59,6 @@ class Frontend {
window.addEventListener('mousemove', this.onMouseMove.bind(this));
window.addEventListener('mouseover', this.onMouseOver.bind(this));
window.addEventListener('mouseout', this.onMouseOut.bind(this));
- window.addEventListener('mouseup', this.onMouseUp.bind(this));
window.addEventListener('resize', this.onResize.bind(this));
if (this.options.scanning.touchInputEnabled) {
@@ -80,7 +77,7 @@ class Frontend {
}
onMouseOver(e) {
- if (e.target === this.popup.container && this.popupTimer) {
+ if (e.target === this.popup.container && this.popupTimer !== null) {
this.popupTimerClear();
}
}
@@ -88,38 +85,32 @@ class Frontend {
onMouseMove(e) {
this.popupTimerClear();
- if (!this.options.general.enable) {
- return;
- }
-
- if (this.mouseDownLeft) {
- return;
- }
-
- if (this.pendingLookup) {
+ if (
+ this.pendingLookup ||
+ !this.options.general.enable ||
+ (e.buttons & 0x1) !== 0x0 // Left mouse button
+ ) {
return;
}
- const mouseScan = this.mouseDownMiddle && this.options.scanning.middleMouse;
- const keyScan =
- this.options.scanning.modifier === 'alt' && e.altKey ||
- this.options.scanning.modifier === 'ctrl' && e.ctrlKey ||
- this.options.scanning.modifier === 'shift' && e.shiftKey ||
- this.options.scanning.modifier === 'none';
-
- if (!keyScan && !mouseScan) {
+ const scanningOptions = this.options.scanning;
+ const scanningModifier = scanningOptions.modifier;
+ if (!(
+ Frontend.isScanningModifierPressed(scanningModifier, e) ||
+ (scanningOptions.middleMouse && (e.buttons & 0x4) !== 0x0) // Middle mouse button
+ )) {
return;
}
const search = async () => {
try {
- await this.searchAt({x: e.clientX, y: e.clientY}, 'mouse');
+ await this.searchAt(e.clientX, e.clientY, 'mouse');
} catch (e) {
this.onError(e);
}
};
- if (this.options.scanning.modifier === 'none') {
+ if (scanningModifier === 'none') {
this.popupTimerSet(search);
} else {
search();
@@ -135,23 +126,8 @@ class Frontend {
return false;
}
- this.mousePosLast = {x: e.clientX, y: e.clientY};
this.popupTimerClear();
this.searchClear();
-
- if (e.which === 1) {
- this.mouseDownLeft = true;
- } else if (e.which === 2) {
- this.mouseDownMiddle = true;
- }
- }
-
- onMouseUp(e) {
- if (e.which === 1) {
- this.mouseDownLeft = false;
- } else if (e.which === 2) {
- this.mouseDownMiddle = false;
- }
}
onMouseOut(e) {
@@ -243,8 +219,8 @@ class Frontend {
}
}
- onAfterSearch(newRange, type, searched, success) {
- if (type === 'mouse') {
+ onAfterSearch(newRange, cause, searched, success) {
+ if (cause === 'mouse') {
return;
}
@@ -254,7 +230,7 @@ class Frontend {
return;
}
- if (type === 'touchStart' && newRange !== null) {
+ if (cause === 'touchStart' && newRange !== null) {
this.scrollPrevent = true;
}
@@ -293,23 +269,22 @@ class Frontend {
}
popupTimerSet(callback) {
- this.popupTimerClear();
this.popupTimer = window.setTimeout(callback, this.options.scanning.delay);
}
popupTimerClear() {
- if (this.popupTimer) {
+ if (this.popupTimer !== null) {
window.clearTimeout(this.popupTimer);
this.popupTimer = null;
}
}
- async searchAt(point, type) {
- if (this.pendingLookup || await this.popup.containsPoint(point)) {
+ async searchAt(x, y, cause) {
+ if (this.pendingLookup || await this.popup.containsPoint(x, y)) {
return;
}
- const textSource = docRangeFromPoint(point, this.options);
+ const textSource = docRangeFromPoint(x, y, this.options);
let hideResults = textSource === null;
let searched = false;
let success = false;
@@ -318,7 +293,7 @@ class Frontend {
if (!hideResults && (!this.textSourceLast || !this.textSourceLast.equals(textSource))) {
searched = true;
this.pendingLookup = true;
- const focus = (type === 'mouse');
+ const focus = (cause === 'mouse');
hideResults = !await this.searchTerms(textSource, focus) && !await this.searchKanji(textSource, focus);
success = true;
}
@@ -343,7 +318,7 @@ class Frontend {
}
this.pendingLookup = false;
- this.onAfterSearch(this.textSourceLast, type, searched, success);
+ this.onAfterSearch(this.textSourceLast, cause, searched, success);
}
}
@@ -485,7 +460,7 @@ class Frontend {
this.clickPrevent = value;
}
- searchFromTouch(x, y, type) {
+ searchFromTouch(x, y, cause) {
this.popupTimerClear();
if (!this.options.general.enable || this.pendingLookup) {
@@ -494,7 +469,7 @@ class Frontend {
const search = async () => {
try {
- await this.searchAt({x, y}, type);
+ await this.searchAt(x, y, cause);
} catch (e) {
this.onError(e);
}
@@ -531,6 +506,16 @@ class Frontend {
textSource.setEndOffset(length);
}
}
+
+ static isScanningModifierPressed(scanningModifier, mouseEvent) {
+ switch (scanningModifier) {
+ case 'alt': return mouseEvent.altKey;
+ case 'ctrl': return mouseEvent.ctrlKey;
+ case 'shift': return mouseEvent.shiftKey;
+ case 'none': return true;
+ default: return false;
+ }
+ }
}
window.yomichan_frontend = Frontend.create();