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PDFViewer: Support a continuous page view mode

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Matthew Olsson 2022-03-29 21:27:17 -07:00 • committed by Andreas Kling
parent 091c2cfdca
commit 3ecb41b7d9
5 changed files with 196 additions and 49 deletions
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3
Userland/Libraries/LibPDF/Document.h
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@ -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 {

4
Userland/Libraries/LibPDF/Renderer.cpp
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@ -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);