feat(editor): visualize binding midpoints + support for simple arrows (#10611)

* feat: Force exact center focus point

When the projected point is close to center snap it to the exact center.

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Tests

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Snap to center around side mid point.

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* Trigger CI

* fix: Midpoint outline focus point

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Tests

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Dragging existing arrow reset focus point on outline

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Tests

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* feat: Midpoint indicator

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Rotated mid points

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: No hole

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* feat: Cache hits and scene lookups

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* chore: Remove debug

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Consider hit threshold and inside override too

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Increase outline midpoint sticky distance

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Don't show midpoint indicator when no snapping is possible

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* feat: Indicate lock-in

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* chore: Remove Map caching

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: incorrect threshold

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: threshold setting

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Hit caching

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Simple arrow mid point selection inconsistency

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: cache override

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Precise know dragging with midpoint refactor

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fear: Frame support

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Crossing arrow won't trigger mid point

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Arrow creation point highlight

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Restore types & tests

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* chore: Restore restore.ts

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: restore.ts

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Elbow arrows reliably highlight center point

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Highlight point ordering

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* feat: Bind with focus point across shape

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Lint

* fix: Midpoint and binding alignment

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* chore: Indicator color

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* chore: More knob tuning

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Radius

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* fix: Tests

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>

* simplify point indicators

---------

Signed-off-by: Mark Tolmacs <mark@lazycat.hu>
Co-authored-by: dwelle <5153846+dwelle@users.noreply.github.com>
This commit is contained in:
Márk Tolmács
2026-02-11 11:06:27 +01:00
committed by GitHub
parent 1c8e8bb0f3
commit a70417f23f
15 changed files with 699 additions and 268 deletions
+56 -9
View File
@@ -26,6 +26,7 @@ import {
import {
deconstructLinearOrFreeDrawElement,
getSnapOutlineMidPoint,
isPathALoop,
moveArrowAboveBindable,
projectFixedPointOntoDiagonal,
@@ -48,6 +49,7 @@ import {
calculateFixedPointForNonElbowArrowBinding,
getBindingStrategyForDraggingBindingElementEndpoints,
isBindingEnabled,
snapToMid,
updateBoundPoint,
} from "./binding";
import {
@@ -355,6 +357,7 @@ export class LinearElementEditor {
app,
shouldRotateWithDiscreteAngle(event),
event.altKey,
linearElementEditor,
);
LinearElementEditor.movePoints(element, app.scene, positions, {
@@ -408,13 +411,14 @@ export class LinearElementEditor {
altFocusPoint:
!linearElementEditor.initialState.altFocusPoint &&
startBindingElement &&
updates?.suggestedBinding?.id !== startBindingElement.id
updates?.suggestedBinding?.element.id !== startBindingElement.id
? projectFixedPointOntoDiagonal(
element,
pointFrom<GlobalPoint>(element.x, element.y),
startBindingElement,
"start",
elementsMap,
app.state.zoom,
)
: linearElementEditor.initialState.altFocusPoint,
},
@@ -532,6 +536,7 @@ export class LinearElementEditor {
app,
shouldRotateWithDiscreteAngle(event) && singlePointDragged,
event.altKey,
linearElementEditor,
);
LinearElementEditor.movePoints(element, app.scene, positions, {
@@ -607,11 +612,11 @@ export class LinearElementEditor {
const altFocusPointBindableElement =
endIsSelected && // The "other" end (i.e. "end") is dragged
startBindingElement &&
updates?.suggestedBinding?.id !== startBindingElement.id // The end point is not hovering the start bindable + it's binding gap
updates?.suggestedBinding?.element.id !== startBindingElement.id // The end point is not hovering the start bindable + it's binding gap
? startBindingElement
: startIsSelected && // The "other" end (i.e. "start") is dragged
endBindingElement &&
updates?.suggestedBinding?.id !== endBindingElement.id // The start point is not hovering the end bindable + it's binding gap
updates?.suggestedBinding?.element.id !== endBindingElement.id // The start point is not hovering the end bindable + it's binding gap
? endBindingElement
: null;
@@ -631,6 +636,7 @@ export class LinearElementEditor {
altFocusPointBindableElement,
"start",
elementsMap,
app.state.zoom,
)
: linearElementEditor.initialState.altFocusPoint,
},
@@ -2080,6 +2086,7 @@ const pointDraggingUpdates = (
app: AppClassProperties,
angleLocked: boolean,
altKey: boolean,
linearElementEditor: LinearElementEditor,
): {
positions: PointsPositionUpdates;
updates?: PointMoveOtherUpdates;
@@ -2127,13 +2134,27 @@ const pointDraggingUpdates = (
);
if (isElbowArrow(element)) {
const suggestedBindingElement = startIsDragged
? start.element
: endIsDragged
? end.element
: null;
return {
positions: naiveDraggingPoints,
updates: {
suggestedBinding: startIsDragged
? start.element
: endIsDragged
? end.element
suggestedBinding: suggestedBindingElement
? {
element: suggestedBindingElement,
midPoint: snapToMid(
suggestedBindingElement,
elementsMap,
pointFrom<GlobalPoint>(
scenePointerX - linearElementEditor.pointerOffset.x,
scenePointerY - linearElementEditor.pointerOffset.y,
),
),
}
: null,
},
};
@@ -2226,7 +2247,20 @@ const pointDraggingUpdates = (
(updates.startBinding.mode === "orbit" ||
!getFeatureFlag("COMPLEX_BINDINGS"))
) {
updates.suggestedBinding = start.element;
updates.suggestedBinding = start.element
? {
element: start.element,
midPoint: getSnapOutlineMidPoint(
pointFrom<GlobalPoint>(
scenePointerX - linearElementEditor.pointerOffset.x,
scenePointerY - linearElementEditor.pointerOffset.y,
),
start.element,
elementsMap,
app.state.zoom,
),
}
: null;
}
} else if (startIsDragged) {
updates.suggestedBinding = app.state.suggestedBinding;
@@ -2252,7 +2286,20 @@ const pointDraggingUpdates = (
(updates.endBinding.mode === "orbit" ||
!getFeatureFlag("COMPLEX_BINDINGS"))
) {
updates.suggestedBinding = end.element;
updates.suggestedBinding = end.element
? {
element: end.element,
midPoint: getSnapOutlineMidPoint(
pointFrom<GlobalPoint>(
scenePointerX - linearElementEditor.pointerOffset.x,
scenePointerY - linearElementEditor.pointerOffset.y,
),
end.element,
elementsMap,
app.state.zoom,
),
}
: null;
}
} else if (endIsDragged) {
updates.suggestedBinding = app.state.suggestedBinding;