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LibPDF: Implement color_rendering_intent operator

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Implements the `ri` operator, and the `RI` key in a graphics state
dictionary.

We don't do anything yet with the color rendering intent except
store it.

No behavior change except removing a few "not yet implemented"
messages.
This commit is contained in:
Nico Weber 2023-10-19 07:58:22 -04:00 • committed by Tim Flynn
parent 609e640530
commit 708d5e2fe6
2 changed files with 10 additions and 2 deletions
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10
Userland/Libraries/LibPDF/Renderer.cpp
View file

@ -180,7 +180,11 @@ RENDERER_HANDLER(set_dash_pattern)
return {};
}
RENDERER_TODO(set_color_rendering_intent)
RENDERER_HANDLER(set_color_rendering_intent)
{
state().color_rendering_intent = MUST(m_document->resolve_to<NameObject>(args[0]))->name();
return {};
}
RENDERER_HANDLER(set_flatness_tolerance)
{
@ -754,7 +758,9 @@ PDFErrorOr<void> Renderer::set_graphics_state_from_dict(NonnullRefPtr<DictObject
TRY(handle_set_dash_pattern(array->elements()));
}
// FIXME: RI
if (dict->contains(CommonNames::RI))
TRY(handle_set_color_rendering_intent({ dict->get_value(CommonNames::RI) }));
// FIXME: OP
// FIXME: op
// FIXME: OPM

2
Userland/Libraries/LibPDF/Renderer.h
View file

@ -76,6 +76,7 @@ struct GraphicsState {
RefPtr<ColorSpace> paint_color_space { DeviceGrayColorSpace::the() };
Gfx::Color stroke_color { Gfx::Color::NamedColor::Black };
Gfx::Color paint_color { Gfx::Color::NamedColor::Black };
DeprecatedString color_rendering_intent { "RelativeColorimetric"sv };
float flatness_tolerance { 0.0f };
float line_width { 1.0f };
LineCapStyle line_cap_style { LineCapStyle::ButtCap };
@ -281,6 +282,7 @@ struct Formatter<PDF::GraphicsState> : Formatter<StringView> {
builder.appendff(" ctm={}\n", state.ctm);
builder.appendff(" stroke_color={}\n", state.stroke_color);
builder.appendff(" paint_color={}\n", state.paint_color);
builder.appendff(" color_rendering_intent={}\n", state.color_rendering_intent);
builder.appendff(" flatness_tolerance={}\n", state.flatness_tolerance);
builder.appendff(" line_width={}\n", state.line_width);
builder.appendff(" line_cap_style={}\n", state.line_cap_style);