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-rw-r--r--ext/js/language/text-scanner.js145
1 files changed, 92 insertions, 53 deletions
diff --git a/ext/js/language/text-scanner.js b/ext/js/language/text-scanner.js
index 36091805..978f3d36 100644
--- a/ext/js/language/text-scanner.js
+++ b/ext/js/language/text-scanner.js
@@ -83,8 +83,7 @@ class TextScanner extends EventDispatcher {
this._preventNextMouseDown = false;
this._preventNextClick = false;
this._preventScroll = false;
- this._penPointerPressed = false;
- this._penPointerReleased = false;
+ this._penPointerState = 0; // 0 = not active; 1 = hovering; 2 = touching; 3 = hovering after touching
this._pointerIdTypeMap = new Map();
this._canClearSelection = true;
@@ -135,8 +134,7 @@ class TextScanner extends EventDispatcher {
this._preventNextMouseDown = false;
this._preventNextClick = false;
this._preventScroll = false;
- this._penPointerPressed = false;
- this._penPointerReleased = false;
+ this._penPointerState = 0;
this._pointerIdTypeMap.clear();
this._enabledValue = value;
@@ -168,10 +166,15 @@ class TextScanner extends EventDispatcher {
searchTerms,
searchKanji,
scanOnTouchMove,
+ scanOnTouchPress,
+ scanOnTouchRelease,
+ scanOnPenMove,
scanOnPenHover,
+ scanOnPenReleaseHover,
scanOnPenPress,
scanOnPenRelease,
- preventTouchScrolling
+ preventTouchScrolling,
+ preventPenScrolling
}
}) => ({
include: this._getInputArray(include),
@@ -181,10 +184,15 @@ class TextScanner extends EventDispatcher {
searchTerms,
searchKanji,
scanOnTouchMove,
+ scanOnTouchPress,
+ scanOnTouchRelease,
+ scanOnPenMove,
scanOnPenHover,
+ scanOnPenReleaseHover,
scanOnPenPress,
scanOnPenRelease,
- preventTouchScrolling
+ preventTouchScrolling,
+ preventPenScrolling
}
}));
}
@@ -515,41 +523,60 @@ class TextScanner extends EventDispatcher {
this._primaryTouchIdentifier = identifier;
- this._searchAtFromTouchStart(e, x, y);
+ if (this._pendingLookup) { return; }
+
+ const inputInfo = this._getMatchingInputGroupFromEvent('touch', 'touchStart', e);
+ if (inputInfo === null || !inputInfo.input.options.scanOnTouchPress) { return; }
+
+ this._searchAtFromTouchStart(x, y, inputInfo);
}
_onTouchEnd(e) {
- if (
- this._primaryTouchIdentifier === null ||
- this._getTouch(e.changedTouches, this._primaryTouchIdentifier) === null
- ) {
- return;
- }
+ if (this._primaryTouchIdentifier === null) { return; }
+
+ const primaryTouch = this._getTouch(e.changedTouches, this._primaryTouchIdentifier);
+ if (primaryTouch === null) { return; }
- this._onPrimaryTouchEnd();
+ const {clientX, clientY} = primaryTouch;
+ this._onPrimaryTouchEnd(e, clientX, clientY, true);
}
- _onPrimaryTouchEnd() {
+ _onPrimaryTouchEnd(e, x, y, allowSearch) {
this._primaryTouchIdentifier = null;
this._preventScroll = false;
this._preventNextClick = false;
// Don't revert context menu and mouse down prevention, since these events can occur after the touch has ended.
// I.e. this._preventNextContextMenu and this._preventNextMouseDown should not be assigned to false.
+
+ if (!allowSearch) { return; }
+
+ const inputInfo = this._getMatchingInputGroupFromEvent('touch', 'touchEnd', e);
+ if (inputInfo === null || !inputInfo.input.options.scanOnTouchRelease) { return; }
+
+ this._searchAtFromTouchEnd(x, y, inputInfo);
}
_onTouchCancel(e) {
- this._onTouchEnd(e);
+ if (this._primaryTouchIdentifier === null) { return; }
+
+ const primaryTouch = this._getTouch(e.changedTouches, this._primaryTouchIdentifier);
+ if (primaryTouch === null) { return; }
+
+ this._onPrimaryTouchEnd(e, 0, 0, false);
}
_onTouchMove(e) {
- if (!this._preventScroll || !e.cancelable || this._primaryTouchIdentifier === null) {
+ if (this._primaryTouchIdentifier === null) { return; }
+
+ if (!e.cancelable) {
+ this._onPrimaryTouchEnd(e, 0, 0, false);
return;
}
+ if (!this._preventScroll) { return; }
+
const primaryTouch = this._getTouch(e.changedTouches, this._primaryTouchIdentifier);
- if (primaryTouch === null) {
- return;
- }
+ if (primaryTouch === null) { return; }
const inputInfo = this._getMatchingInputGroupFromEvent('touch', 'touchMove', e);
if (inputInfo === null) { return; }
@@ -652,7 +679,7 @@ class TextScanner extends EventDispatcher {
_onTouchPointerDown(e) {
const {clientX, clientY, pointerId} = e;
- return this._onPrimaryTouchStart(e, clientX, clientY, pointerId);
+ this._onPrimaryTouchStart(e, clientX, clientY, pointerId);
}
_onTouchPointerMove(e) {
@@ -666,12 +693,13 @@ class TextScanner extends EventDispatcher {
this._searchAt(e.clientX, e.clientY, inputInfo);
}
- _onTouchPointerUp() {
- return this._onPrimaryTouchEnd();
+ _onTouchPointerUp(e) {
+ const {clientX, clientY} = e;
+ return this._onPrimaryTouchEnd(e, clientX, clientY, true);
}
- _onTouchPointerCancel() {
- return this._onPrimaryTouchEnd();
+ _onTouchPointerCancel(e) {
+ return this._onPrimaryTouchEnd(e, 0, 0, false);
}
_onTouchPointerOut() {
@@ -689,25 +717,24 @@ class TextScanner extends EventDispatcher {
}
_onPenPointerOver(e) {
- this._penPointerPressed = false;
- this._penPointerReleased = false;
- this._searchAtFromPen(e, e.clientX, e.clientY, 'pointerOver', false);
+ this._penPointerState = 1;
+ this._searchAtFromPen(e, 'pointerOver', false);
}
_onPenPointerDown(e) {
- this._penPointerPressed = true;
- this._searchAtFromPen(e, e.clientX, e.clientY, 'pointerDown', true);
+ this._penPointerState = 2;
+ this._searchAtFromPen(e, 'pointerDown', true);
}
_onPenPointerMove(e) {
- if (this._penPointerPressed && (!this._preventScroll || !e.cancelable)) { return; }
- this._searchAtFromPen(e, e.clientX, e.clientY, 'pointerMove', true);
+ if (this._penPointerState === 2 && (!this._preventScroll || !e.cancelable)) { return; }
+ this._searchAtFromPen(e, 'pointerMove', true);
}
- _onPenPointerUp() {
- this._penPointerPressed = false;
- this._penPointerReleased = true;
+ _onPenPointerUp(e) {
+ this._penPointerState = 3;
this._preventScroll = false;
+ this._searchAtFromPen(e, 'pointerUp', false);
}
_onPenPointerCancel(e) {
@@ -715,8 +742,7 @@ class TextScanner extends EventDispatcher {
}
_onPenPointerOut() {
- this._penPointerPressed = false;
- this._penPointerReleased = false;
+ this._penPointerState = 0;
this._preventScroll = false;
this._preventNextContextMenu = false;
this._preventNextMouseDown = false;
@@ -953,12 +979,7 @@ class TextScanner extends EventDispatcher {
await this._searchAt(x, y, inputInfo);
}
- async _searchAtFromTouchStart(e, x, y) {
- if (this._pendingLookup) { return; }
-
- const inputInfo = this._getMatchingInputGroupFromEvent('touch', 'touchStart', e);
- if (inputInfo === null) { return; }
-
+ async _searchAtFromTouchStart(x, y, inputInfo) {
const textSourceCurrentPrevious = this._textSourceCurrent !== null ? this._textSourceCurrent.clone() : null;
const preventScroll = inputInfo.input.options.preventTouchScrolling;
@@ -974,23 +995,22 @@ class TextScanner extends EventDispatcher {
}
}
- async _searchAtFromPen(e, x, y, eventType, prevent) {
+ async _searchAtFromTouchEnd(x, y, inputInfo) {
+ await this._searchAt(x, y, inputInfo);
+ }
+
+ async _searchAtFromPen(e, eventType, prevent) {
if (this._pendingLookup) { return; }
const inputInfo = this._getMatchingInputGroupFromEvent('pen', eventType, e);
if (inputInfo === null) { return; }
- const {input: {options}} = inputInfo;
- if (
- (!options.scanOnPenRelease && this._penPointerReleased) ||
- !(this._penPointerPressed ? options.scanOnPenPress : options.scanOnPenHover)
- ) {
- return;
- }
+ const {options} = inputInfo.input;
+ if (!this._isPenEventSupported(eventType, options)) { return; }
- const preventScroll = inputInfo.input.options.preventTouchScrolling;
+ const preventScroll = options.preventPenScrolling;
- await this._searchAt(x, y, inputInfo);
+ await this._searchAt(e.clientX, e.clientY, inputInfo);
if (
prevent &&
@@ -1003,6 +1023,25 @@ class TextScanner extends EventDispatcher {
}
}
+ _isPenEventSupported(eventType, options) {
+ switch (eventType) {
+ case 'pointerDown':
+ return options.scanOnPenPress;
+ case 'pointerUp':
+ return options.scanOnPenRelease;
+ }
+ switch (this._penPointerState) {
+ case 1: // hovering
+ return options.scanOnPenHover;
+ case 2: // touching
+ return options.scanOnPenMove;
+ case 3: // hovering after touching
+ return options.scanOnPenReleaseHover;
+ default: // not active
+ return false;
+ }
+ }
+
_getMatchingInputGroupFromEvent(pointerType, eventType, event) {
const modifiers = DocumentUtil.getActiveModifiersAndButtons(event);
const modifierKeys = DocumentUtil.getActiveModifiers(event);