feat: tweak a few icons & add line editor button to side panel (#7990)

packages/excalidraw/actions/actionLinearEditor.tsx

@@ -0,0 +1,76 @@
+import { DEFAULT_CATEGORIES } from "../components/CommandPalette/CommandPalette";
+import { LinearElementEditor } from "../element/linearElementEditor";
+import { isLinearElement } from "../element/typeChecks";
+import { ExcalidrawLinearElement } from "../element/types";
+import { StoreAction } from "../store";
+import { register } from "./register";
+import { ToolButton } from "../components/ToolButton";
+import { t } from "../i18n";
+import { lineEditorIcon } from "../components/icons";
+
+export const actionToggleLinearEditor = register({
+  name: "toggleLinearEditor",
+  category: DEFAULT_CATEGORIES.elements,
+  label: (elements, appState, app) => {
+    const selectedElement = app.scene.getSelectedElements({
+      selectedElementIds: appState.selectedElementIds,
+    })[0] as ExcalidrawLinearElement | undefined;
+
+    return selectedElement?.type === "arrow"
+      ? "labels.lineEditor.editArrow"
+      : "labels.lineEditor.edit";
+  },
+  keywords: ["line"],
+  trackEvent: {
+    category: "element",
+  },
+  predicate: (elements, appState, _, app) => {
+    const selectedElements = app.scene.getSelectedElements(appState);
+    if (
+      !appState.editingLinearElement &&
+      selectedElements.length === 1 &&
+      isLinearElement(selectedElements[0])
+    ) {
+      return true;
+    }
+    return false;
+  },
+  perform(elements, appState, _, app) {
+    const selectedElement = app.scene.getSelectedElements({
+      selectedElementIds: appState.selectedElementIds,
+      includeBoundTextElement: true,
+    })[0] as ExcalidrawLinearElement;
+
+    const editingLinearElement =
+      appState.editingLinearElement?.elementId === selectedElement.id
+        ? null
+        : new LinearElementEditor(selectedElement);
+    return {
+      appState: {
+        ...appState,
+        editingLinearElement,
+      },
+      storeAction: StoreAction.CAPTURE,
+    };
+  },
+  PanelComponent: ({ appState, updateData, app }) => {
+    const selectedElement = app.scene.getSelectedElements({
+      selectedElementIds: appState.selectedElementIds,
+    })[0] as ExcalidrawLinearElement;
+
+    const label = t(
+      selectedElement.type === "arrow"
+        ? "labels.lineEditor.editArrow"
+        : "labels.lineEditor.edit",
+    );
+    return (
+      <ToolButton
+        type="button"
+        icon={lineEditorIcon}
+        title={label}
+        aria-label={label}
+        onClick={() => updateData(null)}
+      />
+    );
+  },
+});