excalidraw/packages/excalidraw/actions/actionProperties.tsx

1171 lines
32 KiB
TypeScript

import { AppState, Primitive } from "../types";
import {
DEFAULT_ELEMENT_BACKGROUND_COLOR_PALETTE,
DEFAULT_ELEMENT_BACKGROUND_PICKS,
DEFAULT_ELEMENT_STROKE_COLOR_PALETTE,
DEFAULT_ELEMENT_STROKE_PICKS,
} from "../colors";
import { trackEvent } from "../analytics";
import { ButtonIconSelect } from "../components/ButtonIconSelect";
import { ColorPicker } from "../components/ColorPicker/ColorPicker";
import { IconPicker } from "../components/IconPicker";
// TODO barnabasmolnar/editor-redesign
// TextAlignTopIcon, TextAlignBottomIcon,TextAlignMiddleIcon,
// ArrowHead icons
import {
ArrowheadArrowIcon,
ArrowheadBarIcon,
ArrowheadCircleIcon,
ArrowheadTriangleIcon,
ArrowheadNoneIcon,
StrokeStyleDashedIcon,
StrokeStyleDottedIcon,
TextAlignTopIcon,
TextAlignBottomIcon,
TextAlignMiddleIcon,
FillHachureIcon,
FillCrossHatchIcon,
FillSolidIcon,
SloppinessArchitectIcon,
SloppinessArtistIcon,
SloppinessCartoonistIcon,
StrokeWidthBaseIcon,
StrokeWidthBoldIcon,
StrokeWidthExtraBoldIcon,
FontSizeSmallIcon,
FontSizeMediumIcon,
FontSizeLargeIcon,
FontSizeExtraLargeIcon,
EdgeSharpIcon,
EdgeRoundIcon,
FreedrawIcon,
FontFamilyNormalIcon,
FontFamilyCodeIcon,
TextAlignLeftIcon,
TextAlignCenterIcon,
TextAlignRightIcon,
FillZigZagIcon,
ArrowheadTriangleOutlineIcon,
ArrowheadCircleOutlineIcon,
ArrowheadDiamondIcon,
ArrowheadDiamondOutlineIcon,
} from "../components/icons";
import {
DEFAULT_FONT_FAMILY,
DEFAULT_FONT_SIZE,
FONT_FAMILY,
ROUNDNESS,
STROKE_WIDTH,
VERTICAL_ALIGN,
} from "../constants";
import {
getNonDeletedElements,
isTextElement,
redrawTextBoundingBox,
} from "../element";
import { mutateElement, newElementWith } from "../element/mutateElement";
import {
getBoundTextElement,
getContainerElement,
getDefaultLineHeight,
} from "../element/textElement";
import {
isBoundToContainer,
isLinearElement,
isUsingAdaptiveRadius,
} from "../element/typeChecks";
import {
Arrowhead,
ExcalidrawElement,
ExcalidrawLinearElement,
ExcalidrawTextElement,
FontFamilyValues,
TextAlign,
VerticalAlign,
} from "../element/types";
import { getLanguage, t } from "../i18n";
import { KEYS } from "../keys";
import { randomInteger } from "../random";
import {
canHaveArrowheads,
getCommonAttributeOfSelectedElements,
getSelectedElements,
getTargetElements,
isSomeElementSelected,
} from "../scene";
import { hasStrokeColor } from "../scene/comparisons";
import { arrayToMap, getShortcutKey } from "../utils";
import { register } from "./register";
const FONT_SIZE_RELATIVE_INCREASE_STEP = 0.1;
export const changeProperty = (
elements: readonly ExcalidrawElement[],
appState: AppState,
callback: (element: ExcalidrawElement) => ExcalidrawElement,
includeBoundText = false,
) => {
const selectedElementIds = arrayToMap(
getSelectedElements(elements, appState, {
includeBoundTextElement: includeBoundText,
}),
);
return elements.map((element) => {
if (
selectedElementIds.get(element.id) ||
element.id === appState.editingElement?.id
) {
return callback(element);
}
return element;
});
};
export const getFormValue = function <T extends Primitive>(
elements: readonly ExcalidrawElement[],
appState: AppState,
getAttribute: (element: ExcalidrawElement) => T,
isRelevantElement: true | ((element: ExcalidrawElement) => boolean),
defaultValue: T | ((isSomeElementSelected: boolean) => T),
): T {
const editingElement = appState.editingElement;
const nonDeletedElements = getNonDeletedElements(elements);
let ret: T | null = null;
if (editingElement) {
ret = getAttribute(editingElement);
}
if (!ret) {
const hasSelection = isSomeElementSelected(nonDeletedElements, appState);
if (hasSelection) {
ret =
getCommonAttributeOfSelectedElements(
isRelevantElement === true
? nonDeletedElements
: nonDeletedElements.filter((el) => isRelevantElement(el)),
appState,
getAttribute,
) ??
(typeof defaultValue === "function"
? defaultValue(true)
: defaultValue);
} else {
ret =
typeof defaultValue === "function" ? defaultValue(false) : defaultValue;
}
}
return ret;
};
const offsetElementAfterFontResize = (
prevElement: ExcalidrawTextElement,
nextElement: ExcalidrawTextElement,
) => {
if (isBoundToContainer(nextElement)) {
return nextElement;
}
return mutateElement(
nextElement,
{
x:
prevElement.textAlign === "left"
? prevElement.x
: prevElement.x +
(prevElement.width - nextElement.width) /
(prevElement.textAlign === "center" ? 2 : 1),
// centering vertically is non-standard, but for Excalidraw I think
// it makes sense
y: prevElement.y + (prevElement.height - nextElement.height) / 2,
},
false,
);
};
const changeFontSize = (
elements: readonly ExcalidrawElement[],
appState: AppState,
getNewFontSize: (element: ExcalidrawTextElement) => number,
fallbackValue?: ExcalidrawTextElement["fontSize"],
) => {
const newFontSizes = new Set<number>();
return {
elements: changeProperty(
elements,
appState,
(oldElement) => {
if (isTextElement(oldElement)) {
const newFontSize = getNewFontSize(oldElement);
newFontSizes.add(newFontSize);
let newElement: ExcalidrawTextElement = newElementWith(oldElement, {
fontSize: newFontSize,
});
redrawTextBoundingBox(newElement, getContainerElement(oldElement));
newElement = offsetElementAfterFontResize(oldElement, newElement);
return newElement;
}
return oldElement;
},
true,
),
appState: {
...appState,
// update state only if we've set all select text elements to
// the same font size
currentItemFontSize:
newFontSizes.size === 1
? [...newFontSizes][0]
: fallbackValue ?? appState.currentItemFontSize,
},
commitToHistory: true,
};
};
// -----------------------------------------------------------------------------
export const actionChangeStrokeColor = register({
name: "changeStrokeColor",
trackEvent: false,
perform: (elements, appState, value) => {
return {
...(value.currentItemStrokeColor && {
elements: changeProperty(
elements,
appState,
(el) => {
return hasStrokeColor(el.type)
? newElementWith(el, {
strokeColor: value.currentItemStrokeColor,
})
: el;
},
true,
),
}),
appState: {
...appState,
...value,
},
commitToHistory: !!value.currentItemStrokeColor,
};
},
PanelComponent: ({ elements, appState, updateData, appProps }) => (
<>
<h3 aria-hidden="true">{t("labels.stroke")}</h3>
<ColorPicker
topPicks={DEFAULT_ELEMENT_STROKE_PICKS}
palette={DEFAULT_ELEMENT_STROKE_COLOR_PALETTE}
type="elementStroke"
label={t("labels.stroke")}
color={getFormValue(
elements,
appState,
(element) => element.strokeColor,
true,
appState.currentItemStrokeColor,
)}
onChange={(color) => updateData({ currentItemStrokeColor: color })}
elements={elements}
appState={appState}
updateData={updateData}
/>
</>
),
});
export const actionChangeBackgroundColor = register({
name: "changeBackgroundColor",
trackEvent: false,
perform: (elements, appState, value) => {
return {
...(value.currentItemBackgroundColor && {
elements: changeProperty(elements, appState, (el) =>
newElementWith(el, {
backgroundColor: value.currentItemBackgroundColor,
}),
),
}),
appState: {
...appState,
...value,
},
commitToHistory: !!value.currentItemBackgroundColor,
};
},
PanelComponent: ({ elements, appState, updateData, appProps }) => (
<>
<h3 aria-hidden="true">{t("labels.background")}</h3>
<ColorPicker
topPicks={DEFAULT_ELEMENT_BACKGROUND_PICKS}
palette={DEFAULT_ELEMENT_BACKGROUND_COLOR_PALETTE}
type="elementBackground"
label={t("labels.background")}
color={getFormValue(
elements,
appState,
(element) => element.backgroundColor,
true,
appState.currentItemBackgroundColor,
)}
onChange={(color) => updateData({ currentItemBackgroundColor: color })}
elements={elements}
appState={appState}
updateData={updateData}
/>
</>
),
});
export const actionChangeFillStyle = register({
name: "changeFillStyle",
trackEvent: false,
perform: (elements, appState, value, app) => {
trackEvent(
"element",
"changeFillStyle",
`${value} (${app.device.editor.isMobile ? "mobile" : "desktop"})`,
);
return {
elements: changeProperty(elements, appState, (el) =>
newElementWith(el, {
fillStyle: value,
}),
),
appState: { ...appState, currentItemFillStyle: value },
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => {
const selectedElements = getSelectedElements(elements, appState);
const allElementsZigZag =
selectedElements.length > 0 &&
selectedElements.every((el) => el.fillStyle === "zigzag");
return (
<fieldset>
<legend>{t("labels.fill")}</legend>
<ButtonIconSelect
type="button"
options={[
{
value: "hachure",
text: `${
allElementsZigZag ? t("labels.zigzag") : t("labels.hachure")
} (${getShortcutKey("Alt-Click")})`,
icon: allElementsZigZag ? FillZigZagIcon : FillHachureIcon,
active: allElementsZigZag ? true : undefined,
testId: `fill-hachure`,
},
{
value: "cross-hatch",
text: t("labels.crossHatch"),
icon: FillCrossHatchIcon,
testId: `fill-cross-hatch`,
},
{
value: "solid",
text: t("labels.solid"),
icon: FillSolidIcon,
testId: `fill-solid`,
},
]}
value={getFormValue(
elements,
appState,
(element) => element.fillStyle,
(element) => element.hasOwnProperty("fillStyle"),
(hasSelection) =>
hasSelection ? null : appState.currentItemFillStyle,
)}
onClick={(value, event) => {
const nextValue =
event.altKey &&
value === "hachure" &&
selectedElements.every((el) => el.fillStyle === "hachure")
? "zigzag"
: value;
updateData(nextValue);
}}
/>
</fieldset>
);
},
});
export const actionChangeStrokeWidth = register({
name: "changeStrokeWidth",
trackEvent: false,
perform: (elements, appState, value) => {
return {
elements: changeProperty(elements, appState, (el) =>
newElementWith(el, {
strokeWidth: value,
}),
),
appState: { ...appState, currentItemStrokeWidth: value },
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => (
<fieldset>
<legend>{t("labels.strokeWidth")}</legend>
<ButtonIconSelect
group="stroke-width"
options={[
{
value: STROKE_WIDTH.thin,
text: t("labels.thin"),
icon: StrokeWidthBaseIcon,
testId: "strokeWidth-thin",
},
{
value: STROKE_WIDTH.bold,
text: t("labels.bold"),
icon: StrokeWidthBoldIcon,
testId: "strokeWidth-bold",
},
{
value: STROKE_WIDTH.extraBold,
text: t("labels.extraBold"),
icon: StrokeWidthExtraBoldIcon,
testId: "strokeWidth-extraBold",
},
]}
value={getFormValue(
elements,
appState,
(element) => element.strokeWidth,
(element) => element.hasOwnProperty("strokeWidth"),
(hasSelection) =>
hasSelection ? null : appState.currentItemStrokeWidth,
)}
onChange={(value) => updateData(value)}
/>
</fieldset>
),
});
export const actionChangeSloppiness = register({
name: "changeSloppiness",
trackEvent: false,
perform: (elements, appState, value) => {
return {
elements: changeProperty(elements, appState, (el) =>
newElementWith(el, {
seed: randomInteger(),
roughness: value,
}),
),
appState: { ...appState, currentItemRoughness: value },
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => (
<fieldset>
<legend>{t("labels.sloppiness")}</legend>
<ButtonIconSelect
group="sloppiness"
options={[
{
value: 0,
text: t("labels.architect"),
icon: SloppinessArchitectIcon,
},
{
value: 1,
text: t("labels.artist"),
icon: SloppinessArtistIcon,
},
{
value: 2,
text: t("labels.cartoonist"),
icon: SloppinessCartoonistIcon,
},
]}
value={getFormValue(
elements,
appState,
(element) => element.roughness,
(element) => element.hasOwnProperty("roughness"),
(hasSelection) =>
hasSelection ? null : appState.currentItemRoughness,
)}
onChange={(value) => updateData(value)}
/>
</fieldset>
),
});
export const actionChangeStrokeStyle = register({
name: "changeStrokeStyle",
trackEvent: false,
perform: (elements, appState, value) => {
return {
elements: changeProperty(elements, appState, (el) =>
newElementWith(el, {
strokeStyle: value,
}),
),
appState: { ...appState, currentItemStrokeStyle: value },
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => (
<fieldset>
<legend>{t("labels.strokeStyle")}</legend>
<ButtonIconSelect
group="strokeStyle"
options={[
{
value: "solid",
text: t("labels.strokeStyle_solid"),
icon: StrokeWidthBaseIcon,
},
{
value: "dashed",
text: t("labels.strokeStyle_dashed"),
icon: StrokeStyleDashedIcon,
},
{
value: "dotted",
text: t("labels.strokeStyle_dotted"),
icon: StrokeStyleDottedIcon,
},
]}
value={getFormValue(
elements,
appState,
(element) => element.strokeStyle,
(element) => element.hasOwnProperty("strokeStyle"),
(hasSelection) =>
hasSelection ? null : appState.currentItemStrokeStyle,
)}
onChange={(value) => updateData(value)}
/>
</fieldset>
),
});
export const actionChangeOpacity = register({
name: "changeOpacity",
trackEvent: false,
perform: (elements, appState, value) => {
return {
elements: changeProperty(
elements,
appState,
(el) =>
newElementWith(el, {
opacity: value,
}),
true,
),
appState: { ...appState, currentItemOpacity: value },
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => (
<label className="control-label">
{t("labels.opacity")}
<input
type="range"
min="0"
max="100"
step="10"
onChange={(event) => updateData(+event.target.value)}
value={
getFormValue(
elements,
appState,
(element) => element.opacity,
true,
appState.currentItemOpacity,
) ?? undefined
}
/>
</label>
),
});
export const actionChangeFontSize = register({
name: "changeFontSize",
trackEvent: false,
perform: (elements, appState, value) => {
return changeFontSize(elements, appState, () => value, value);
},
PanelComponent: ({ elements, appState, updateData }) => (
<fieldset>
<legend>{t("labels.fontSize")}</legend>
<ButtonIconSelect
group="font-size"
options={[
{
value: 16,
text: t("labels.small"),
icon: FontSizeSmallIcon,
testId: "fontSize-small",
},
{
value: 20,
text: t("labels.medium"),
icon: FontSizeMediumIcon,
testId: "fontSize-medium",
},
{
value: 28,
text: t("labels.large"),
icon: FontSizeLargeIcon,
testId: "fontSize-large",
},
{
value: 36,
text: t("labels.veryLarge"),
icon: FontSizeExtraLargeIcon,
testId: "fontSize-veryLarge",
},
]}
value={getFormValue(
elements,
appState,
(element) => {
if (isTextElement(element)) {
return element.fontSize;
}
const boundTextElement = getBoundTextElement(element);
if (boundTextElement) {
return boundTextElement.fontSize;
}
return null;
},
(element) =>
isTextElement(element) || getBoundTextElement(element) !== null,
(hasSelection) =>
hasSelection
? null
: appState.currentItemFontSize || DEFAULT_FONT_SIZE,
)}
onChange={(value) => updateData(value)}
/>
</fieldset>
),
});
export const actionDecreaseFontSize = register({
name: "decreaseFontSize",
trackEvent: false,
perform: (elements, appState, value) => {
return changeFontSize(elements, appState, (element) =>
Math.round(
// get previous value before relative increase (doesn't work fully
// due to rounding and float precision issues)
(1 / (1 + FONT_SIZE_RELATIVE_INCREASE_STEP)) * element.fontSize,
),
);
},
keyTest: (event) => {
return (
event[KEYS.CTRL_OR_CMD] &&
event.shiftKey &&
// KEYS.COMMA needed for MacOS
(event.key === KEYS.CHEVRON_LEFT || event.key === KEYS.COMMA)
);
},
});
export const actionIncreaseFontSize = register({
name: "increaseFontSize",
trackEvent: false,
perform: (elements, appState, value) => {
return changeFontSize(elements, appState, (element) =>
Math.round(element.fontSize * (1 + FONT_SIZE_RELATIVE_INCREASE_STEP)),
);
},
keyTest: (event) => {
return (
event[KEYS.CTRL_OR_CMD] &&
event.shiftKey &&
// KEYS.PERIOD needed for MacOS
(event.key === KEYS.CHEVRON_RIGHT || event.key === KEYS.PERIOD)
);
},
});
export const actionChangeFontFamily = register({
name: "changeFontFamily",
trackEvent: false,
perform: (elements, appState, value) => {
return {
elements: changeProperty(
elements,
appState,
(oldElement) => {
if (isTextElement(oldElement)) {
const newElement: ExcalidrawTextElement = newElementWith(
oldElement,
{
fontFamily: value,
lineHeight: getDefaultLineHeight(value),
},
);
redrawTextBoundingBox(newElement, getContainerElement(oldElement));
return newElement;
}
return oldElement;
},
true,
),
appState: {
...appState,
currentItemFontFamily: value,
},
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => {
const options: {
value: FontFamilyValues;
text: string;
icon: JSX.Element;
testId: string;
}[] = [
{
value: FONT_FAMILY.Virgil,
text: t("labels.handDrawn"),
icon: FreedrawIcon,
testId: "font-family-virgil",
},
{
value: FONT_FAMILY.Helvetica,
text: t("labels.normal"),
icon: FontFamilyNormalIcon,
testId: "font-family-normal",
},
{
value: FONT_FAMILY.Cascadia,
text: t("labels.code"),
icon: FontFamilyCodeIcon,
testId: "font-family-code",
},
];
return (
<fieldset>
<legend>{t("labels.fontFamily")}</legend>
<ButtonIconSelect<FontFamilyValues | false>
group="font-family"
options={options}
value={getFormValue(
elements,
appState,
(element) => {
if (isTextElement(element)) {
return element.fontFamily;
}
const boundTextElement = getBoundTextElement(element);
if (boundTextElement) {
return boundTextElement.fontFamily;
}
return null;
},
(element) =>
isTextElement(element) || getBoundTextElement(element) !== null,
(hasSelection) =>
hasSelection
? null
: appState.currentItemFontFamily || DEFAULT_FONT_FAMILY,
)}
onChange={(value) => updateData(value)}
/>
</fieldset>
);
},
});
export const actionChangeTextAlign = register({
name: "changeTextAlign",
trackEvent: false,
perform: (elements, appState, value) => {
return {
elements: changeProperty(
elements,
appState,
(oldElement) => {
if (isTextElement(oldElement)) {
const newElement: ExcalidrawTextElement = newElementWith(
oldElement,
{ textAlign: value },
);
redrawTextBoundingBox(newElement, getContainerElement(oldElement));
return newElement;
}
return oldElement;
},
true,
),
appState: {
...appState,
currentItemTextAlign: value,
},
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => {
return (
<fieldset>
<legend>{t("labels.textAlign")}</legend>
<ButtonIconSelect<TextAlign | false>
group="text-align"
options={[
{
value: "left",
text: t("labels.left"),
icon: TextAlignLeftIcon,
testId: "align-left",
},
{
value: "center",
text: t("labels.center"),
icon: TextAlignCenterIcon,
testId: "align-horizontal-center",
},
{
value: "right",
text: t("labels.right"),
icon: TextAlignRightIcon,
testId: "align-right",
},
]}
value={getFormValue(
elements,
appState,
(element) => {
if (isTextElement(element)) {
return element.textAlign;
}
const boundTextElement = getBoundTextElement(element);
if (boundTextElement) {
return boundTextElement.textAlign;
}
return null;
},
(element) =>
isTextElement(element) || getBoundTextElement(element) !== null,
(hasSelection) =>
hasSelection ? null : appState.currentItemTextAlign,
)}
onChange={(value) => updateData(value)}
/>
</fieldset>
);
},
});
export const actionChangeVerticalAlign = register({
name: "changeVerticalAlign",
trackEvent: { category: "element" },
perform: (elements, appState, value) => {
return {
elements: changeProperty(
elements,
appState,
(oldElement) => {
if (isTextElement(oldElement)) {
const newElement: ExcalidrawTextElement = newElementWith(
oldElement,
{ verticalAlign: value },
);
redrawTextBoundingBox(newElement, getContainerElement(oldElement));
return newElement;
}
return oldElement;
},
true,
),
appState: {
...appState,
},
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => {
return (
<fieldset>
<ButtonIconSelect<VerticalAlign | false>
group="text-align"
options={[
{
value: VERTICAL_ALIGN.TOP,
text: t("labels.alignTop"),
icon: <TextAlignTopIcon theme={appState.theme} />,
testId: "align-top",
},
{
value: VERTICAL_ALIGN.MIDDLE,
text: t("labels.centerVertically"),
icon: <TextAlignMiddleIcon theme={appState.theme} />,
testId: "align-middle",
},
{
value: VERTICAL_ALIGN.BOTTOM,
text: t("labels.alignBottom"),
icon: <TextAlignBottomIcon theme={appState.theme} />,
testId: "align-bottom",
},
]}
value={getFormValue(
elements,
appState,
(element) => {
if (isTextElement(element) && element.containerId) {
return element.verticalAlign;
}
const boundTextElement = getBoundTextElement(element);
if (boundTextElement) {
return boundTextElement.verticalAlign;
}
return null;
},
(element) =>
isTextElement(element) || getBoundTextElement(element) !== null,
(hasSelection) => (hasSelection ? null : VERTICAL_ALIGN.MIDDLE),
)}
onChange={(value) => updateData(value)}
/>
</fieldset>
);
},
});
export const actionChangeRoundness = register({
name: "changeRoundness",
trackEvent: false,
perform: (elements, appState, value) => {
return {
elements: changeProperty(elements, appState, (el) =>
newElementWith(el, {
roundness:
value === "round"
? {
type: isUsingAdaptiveRadius(el.type)
? ROUNDNESS.ADAPTIVE_RADIUS
: ROUNDNESS.PROPORTIONAL_RADIUS,
}
: null,
}),
),
appState: {
...appState,
currentItemRoundness: value,
},
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => {
const targetElements = getTargetElements(
getNonDeletedElements(elements),
appState,
);
const hasLegacyRoundness = targetElements.some(
(el) => el.roundness?.type === ROUNDNESS.LEGACY,
);
return (
<fieldset>
<legend>{t("labels.edges")}</legend>
<ButtonIconSelect
group="edges"
options={[
{
value: "sharp",
text: t("labels.sharp"),
icon: EdgeSharpIcon,
},
{
value: "round",
text: t("labels.round"),
icon: EdgeRoundIcon,
},
]}
value={getFormValue(
elements,
appState,
(element) =>
hasLegacyRoundness ? null : element.roundness ? "round" : "sharp",
(element) => element.hasOwnProperty("roundness"),
(hasSelection) =>
hasSelection ? null : appState.currentItemRoundness,
)}
onChange={(value) => updateData(value)}
/>
</fieldset>
);
},
});
const getArrowheadOptions = (flip: boolean) => {
return [
{
value: null,
text: t("labels.arrowhead_none"),
keyBinding: "q",
icon: ArrowheadNoneIcon,
},
{
value: "arrow",
text: t("labels.arrowhead_arrow"),
keyBinding: "w",
icon: <ArrowheadArrowIcon flip={flip} />,
},
{
value: "bar",
text: t("labels.arrowhead_bar"),
keyBinding: "e",
icon: <ArrowheadBarIcon flip={flip} />,
},
{
value: "dot",
text: t("labels.arrowhead_circle"),
keyBinding: null,
icon: <ArrowheadCircleIcon flip={flip} />,
showInPicker: false,
},
{
value: "circle",
text: t("labels.arrowhead_circle"),
keyBinding: "r",
icon: <ArrowheadCircleIcon flip={flip} />,
showInPicker: false,
},
{
value: "circle_outline",
text: t("labels.arrowhead_circle_outline"),
keyBinding: null,
icon: <ArrowheadCircleOutlineIcon flip={flip} />,
showInPicker: false,
},
{
value: "triangle",
text: t("labels.arrowhead_triangle"),
icon: <ArrowheadTriangleIcon flip={flip} />,
keyBinding: "t",
},
{
value: "triangle_outline",
text: t("labels.arrowhead_triangle_outline"),
icon: <ArrowheadTriangleOutlineIcon flip={flip} />,
keyBinding: null,
showInPicker: false,
},
{
value: "diamond",
text: t("labels.arrowhead_diamond"),
icon: <ArrowheadDiamondIcon flip={flip} />,
keyBinding: null,
showInPicker: false,
},
{
value: "diamond_outline",
text: t("labels.arrowhead_diamond_outline"),
icon: <ArrowheadDiamondOutlineIcon flip={flip} />,
keyBinding: null,
showInPicker: false,
},
] as const;
};
export const actionChangeArrowhead = register({
name: "changeArrowhead",
trackEvent: false,
perform: (
elements,
appState,
value: { position: "start" | "end"; type: Arrowhead },
) => {
return {
elements: changeProperty(elements, appState, (el) => {
if (isLinearElement(el)) {
const { position, type } = value;
if (position === "start") {
const element: ExcalidrawLinearElement = newElementWith(el, {
startArrowhead: type,
});
return element;
} else if (position === "end") {
const element: ExcalidrawLinearElement = newElementWith(el, {
endArrowhead: type,
});
return element;
}
}
return el;
}),
appState: {
...appState,
[value.position === "start"
? "currentItemStartArrowhead"
: "currentItemEndArrowhead"]: value.type,
},
commitToHistory: true,
};
},
PanelComponent: ({ elements, appState, updateData }) => {
const isRTL = getLanguage().rtl;
return (
<fieldset>
<legend>{t("labels.arrowheads")}</legend>
<div className="iconSelectList buttonList">
<IconPicker
label="arrowhead_start"
options={getArrowheadOptions(!isRTL)}
value={getFormValue<Arrowhead | null>(
elements,
appState,
(element) =>
isLinearElement(element) && canHaveArrowheads(element.type)
? element.startArrowhead
: appState.currentItemStartArrowhead,
true,
appState.currentItemStartArrowhead,
)}
onChange={(value) => updateData({ position: "start", type: value })}
/>
<IconPicker
label="arrowhead_end"
group="arrowheads"
options={getArrowheadOptions(!!isRTL)}
value={getFormValue<Arrowhead | null>(
elements,
appState,
(element) =>
isLinearElement(element) && canHaveArrowheads(element.type)
? element.endArrowhead
: appState.currentItemEndArrowhead,
true,
appState.currentItemEndArrowhead,
)}
onChange={(value) => updateData({ position: "end", type: value })}
/>
</div>
</fieldset>
);
},
});