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LibPDF: Propagate errors in Renderer/PDFViewer

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This commit is contained in:
Matthew Olsson 2022-03-05 18:12:58 -07:00 • committed by Andreas Kling
parent d82bd885ce
commit b240d23a87
4 changed files with 140 additions and 72 deletions
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14
Userland/Libraries/LibPDF/Renderer.h
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@ -79,22 +79,22 @@ struct GraphicsState {
class Renderer {
public:
static void render(Document&, Page const&, RefPtr<Gfx::Bitmap>);
static PDFErrorOr<void> render(Document&, Page const&, RefPtr<Gfx::Bitmap>);
private:
Renderer(RefPtr<Document>, Page const&, RefPtr<Gfx::Bitmap>);
void render();
PDFErrorOr<void> render();
void handle_command(Command const&);
PDFErrorOr<void> handle_command(Command const&);
#define V(name, snake_name, symbol) \
void handle_##snake_name(Vector<Value> const& args);
PDFErrorOr<void> handle_##snake_name(Vector<Value> const& args);
ENUMERATE_COMMANDS(V)
#undef V
void handle_text_next_line_show_string(Vector<Value> const& args);
void handle_text_next_line_show_string_set_spacing(Vector<Value> const& args);
PDFErrorOr<void> handle_text_next_line_show_string(Vector<Value> const& args);
PDFErrorOr<void> handle_text_next_line_show_string_set_spacing(Vector<Value> const& args);
void set_graphics_state_from_dict(NonnullRefPtr<DictObject>);
PDFErrorOr<void> set_graphics_state_from_dict(NonnullRefPtr<DictObject>);
// shift is the manual advance given in the TJ command array
void show_text(String const&, float shift = 0.0f);
PDFErrorOr<NonnullRefPtr<ColorSpace>> get_color_space(Value const&);