PDFViewer: Support a continuous page view mode

2 files changed, 5 insertions, 2 deletions

diff --git a/Userland/Libraries/LibPDF/Document.h b/Userland/Libraries/LibPDF/Document.h
index 127577de11..d7836bb237 100644
--- a/Userland/Libraries/LibPDF/Document.h
+++ b/Userland/Libraries/LibPDF/Document.h
@@ -23,6 +23,9 @@ struct Rectangle {
     float lower_left_y;
     float upper_right_x;
     float upper_right_y;
+
+    float width() const { return upper_right_x - lower_left_x; }
+    float height() const { return upper_right_y - lower_left_y; }
 };
 
 struct Page {
diff --git a/Userland/Libraries/LibPDF/Renderer.cpp b/Userland/Libraries/LibPDF/Renderer.cpp
index 04f4fe5989..dbeff27279 100644
--- a/Userland/Libraries/LibPDF/Renderer.cpp
+++ b/Userland/Libraries/LibPDF/Renderer.cpp
@@ -38,8 +38,8 @@ Renderer::Renderer(RefPtr<Document> document, Page const& page, RefPtr<Gfx::Bitm
     Gfx::AffineTransform userspace_matrix;
     userspace_matrix.translate(media_box.lower_left_x, media_box.lower_left_y);
 
-    float width = media_box.upper_right_x - media_box.lower_left_x;
-    float height = media_box.upper_right_y - media_box.lower_left_y;
+    float width = media_box.width();
+    float height = media_box.height();
     float scale_x = static_cast<float>(bitmap->width()) / width;
     float scale_y = static_cast<float>(bitmap->height()) / height;
     userspace_matrix.scale(scale_x, scale_y);