From 63fd38ea9a864ea8db3e73a7af569f9e634de5ec Mon Sep 17 00:00:00 2001
From: Tor Andersson <tor.andersson@artifex.com>
Date: Wed, 8 May 2024 14:49:43 +0200
Subject: [PATCH] Export Document.isReflowable().

---
 src/mupdf-wasm.d.ts | 1 +
 src/mupdf.c         | 6 ++++++
 src/mupdf.ts        | 3 +--
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/mupdf-wasm.d.ts b/src/mupdf-wasm.d.ts
index 595fd18..004aa07 100644
--- a/src/mupdf-wasm.d.ts
+++ b/src/mupdf-wasm.d.ts
@@ -249,6 +249,7 @@ interface Libmupdf {
 	_wasm_load_outline(doc: Pointer<"any_document">): Pointer<"fz_outline">,
 	_wasm_outline_get_page(doc: Pointer<"any_document">, outline: Pointer<"fz_outline">): number,
 	_wasm_layout_document(doc: Pointer<"any_document">, w: number, h: number, em: number): void,
+	_wasm_is_document_reflowable(doc: Pointer<"any_document">): boolean,
 	_wasm_link_set_rect(link: Pointer<"fz_link">, rect: Pointer<"fz_rect">): void,
 	_wasm_link_set_uri(link: Pointer<"fz_link">, uri: Pointer<"char">): void,
 	_wasm_bound_page(page: Pointer<"any_page">): Pointer<"fz_rect">,
diff --git a/src/mupdf.c b/src/mupdf.c
index d56f859..57a981f 100644
--- a/src/mupdf.c
+++ b/src/mupdf.c
@@ -931,6 +931,12 @@ void wasm_layout_document(fz_document *doc, float w, float h, float em)
 	VOID(fz_layout_document, doc, w, h, em)
 }
 
+EXPORT
+boolean wasm_is_document_reflowable(fz_document *doc)
+{
+	BOOLEAN(fz_is_document_reflowable, doc)
+}
+
 // --- Link ---
 
 EXPORT
diff --git a/src/mupdf.ts b/src/mupdf.ts
index 81cb1df..80ce8ce 100644
--- a/src/mupdf.ts
+++ b/src/mupdf.ts
@@ -1692,8 +1692,7 @@ export class Document extends Userdata<"any_document"> {
 	}
 
 	isReflowable() {
-		// TODO: No HTML/EPUB support in WASM.
-		return false
+		libmupdf._wasm_is_document_reflowable(this.pointer)
 	}
 
 	layout(w: number, h: number, em: number) {