feat(packages/excalidraw): export applyDarkModeFilter and simplify (#11429)

packages/excalidraw/components/App.tsx

@@ -1995,9 +1995,10 @@ class App extends React.Component<AppProps, AppState> {
               }
             }}
             style={{
-              background: isDarkTheme
-                ? applyDarkModeFilter(this.state.viewBackgroundColor)
-                : this.state.viewBackgroundColor,
+              background: applyDarkModeFilter(
+                this.state.viewBackgroundColor,
+                isDarkTheme,
+              ),
               zIndex: 2,
               border: "none",
               display: "block",

packages/excalidraw/index.tsx

@@ -7,6 +7,7 @@ import React, {
 } from "react";
 
 import {
+  applyDarkModeFilter,
   DEFAULT_IMAGE_OPTIONS,
   DEFAULT_UI_OPTIONS,
   isShallowEqual,
@@ -450,3 +451,5 @@ export function useExcalidrawStateValue(
 // -----------------------------------------------------------------------------
 
 export { _useOnAppStateChange as useOnExcalidrawStateChange };
+
+export { applyDarkModeFilter };

packages/excalidraw/renderer/helpers.ts

@@ -62,10 +62,10 @@ export const bootstrapCanvas = ({
       context.clearRect(0, 0, normalizedWidth, normalizedHeight);
     }
     context.save();
-    context.fillStyle =
-      theme === THEME.DARK
-        ? applyDarkModeFilter(viewBackgroundColor)
-        : viewBackgroundColor;
+    context.fillStyle = applyDarkModeFilter(
+      viewBackgroundColor,
+      theme === THEME.DARK,
+    );
     context.fillRect(0, 0, normalizedWidth, normalizedHeight);
     context.restore();
   } else {

packages/excalidraw/renderer/staticSvgScene.ts

@@ -386,9 +386,10 @@ const renderElementToSvg = (
           const path = svgRoot.ownerDocument.createElementNS(SVG_NS, "path");
           path.setAttribute(
             "fill",
-            renderConfig.theme === THEME.DARK
-              ? applyDarkModeFilter(element.strokeColor)
-              : element.strokeColor,
+            applyDarkModeFilter(
+              element.strokeColor,
+              renderConfig.theme === THEME.DARK,
+            ),
           );
           path.setAttribute("d", shape);
           wrapper.appendChild(path);
@@ -621,9 +622,10 @@ const renderElementToSvg = (
         rect.setAttribute("fill", "none");
         rect.setAttribute(
           "stroke",
-          renderConfig.theme === THEME.DARK
-            ? applyDarkModeFilter(FRAME_STYLE.strokeColor)
-            : FRAME_STYLE.strokeColor,
+          applyDarkModeFilter(
+            FRAME_STYLE.strokeColor,
+            renderConfig.theme === THEME.DARK,
+          ),
         );
         rect.setAttribute("stroke-width", FRAME_STYLE.strokeWidth.toString());
 
@@ -677,9 +679,10 @@ const renderElementToSvg = (
           text.setAttribute("font-size", `${element.fontSize}px`);
           text.setAttribute(
             "fill",
-            renderConfig.theme === THEME.DARK
-              ? applyDarkModeFilter(element.strokeColor)
-              : element.strokeColor,
+            applyDarkModeFilter(
+              element.strokeColor,
+              renderConfig.theme === THEME.DARK,
+            ),
           );
           text.setAttribute("text-anchor", textAnchor);
           text.setAttribute("style", "white-space: pre;");

packages/excalidraw/scene/export.ts

@@ -459,9 +459,7 @@ export const exportToSvg = async (
     rect.setAttribute("height", `${height}`);
     rect.setAttribute(
       "fill",
-      exportWithDarkMode
-        ? applyDarkModeFilter(viewBackgroundColor)
-        : viewBackgroundColor,
+      applyDarkModeFilter(viewBackgroundColor, exportWithDarkMode),
     );
     svgRoot.appendChild(rect);
   }

packages/excalidraw/wysiwyg/textWysiwyg.tsx

@@ -392,10 +392,10 @@ export const textWysiwyg = ({
         ),
         textAlign,
         verticalAlign,
-        color:
-          appState.theme === THEME.DARK
-            ? applyDarkModeFilter(updatedTextElement.strokeColor)
-            : updatedTextElement.strokeColor,
+        color: applyDarkModeFilter(
+          updatedTextElement.strokeColor,
+          appState.theme === THEME.DARK,
+        ),
         opacity: updatedTextElement.opacity / 100,
         maxHeight: `${editorMaxHeight}px`,
       });