David Luzar 14a66956d7
Implement line editing (#1616)
* implement line editing

* line editing with rotation

* ensure adding new points is disabled on point dragging

* fix hotkey replacement

* don't paint bounding box when creating new multipoint

* tweak points style, account for zoom and z-index

* don't persist editingLinearElement to localStorage

* don't mutate on noop points updates

* account for rotation when adding new point

* ensure clicking on points doesn't deselect element

* tweak history handling around editingline element

* update snapshots

* refactor pointerMove handling

* factor out point dragging

* factor out pointerDown

* improve positioning with rotation

* revert to use roughjs for calculating points bounds

* migrate from storing editingLinearElement.element to id

* make GlobalScene.getElement into O(1)

* use Alt for adding new points

* fix adding and deleting a point with rotation

* disable resize handlers & bounding box on line edit

Co-authored-by: daishi <daishi@axlight.com>
2020-06-01 11:35:44 +02:00

78 lines
1.9 KiB
TypeScript

import { Point } from "../types";
import { FONT_FAMILY } from "../constants";
export type GroupId = string;
type _ExcalidrawElementBase = Readonly<{
id: string;
x: number;
y: number;
strokeColor: string;
backgroundColor: string;
fillStyle: string;
strokeWidth: number;
strokeStyle: "solid" | "dashed" | "dotted";
roughness: number;
opacity: number;
width: number;
height: number;
angle: number;
seed: number;
version: number;
versionNonce: number;
isDeleted: boolean;
groupIds: readonly GroupId[];
}>;
export type ExcalidrawSelectionElement = _ExcalidrawElementBase & {
type: "selection";
};
/**
* These are elements that don't have any additional properties.
*/
export type ExcalidrawGenericElement =
| ExcalidrawSelectionElement
| (_ExcalidrawElementBase & {
type: "rectangle" | "diamond" | "ellipse";
});
/**
* ExcalidrawElement should be JSON serializable and (eventually) contain
* no computed data. The list of all ExcalidrawElements should be shareable
* between peers and contain no state local to the peer.
*/
export type ExcalidrawElement =
| ExcalidrawGenericElement
| ExcalidrawTextElement
| ExcalidrawLinearElement;
export type NonDeleted<TElement extends ExcalidrawElement> = TElement & {
isDeleted: false;
};
export type NonDeletedExcalidrawElement = NonDeleted<ExcalidrawElement>;
export type ExcalidrawTextElement = _ExcalidrawElementBase &
Readonly<{
type: "text";
fontSize: number;
fontFamily: FontFamily;
text: string;
baseline: number;
textAlign: TextAlign;
}>;
export type ExcalidrawLinearElement = _ExcalidrawElementBase &
Readonly<{
type: "arrow" | "line" | "draw";
points: readonly Point[];
lastCommittedPoint?: Point | null;
}>;
export type PointerType = "mouse" | "pen" | "touch";
export type TextAlign = "left" | "center" | "right";
export type FontFamily = keyof typeof FONT_FAMILY;
export type FontString = string & { _brand: "fontString" };