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006f5498de
This isn't tested all that well, as the PDF I am testing with only uses it for black (which is trivial). It can be tested further when LibPDF is able to process more complex PDFs that actually use this color space non-trivially.
88 lines
2.2 KiB
C++
88 lines
2.2 KiB
C++
/*
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* Copyright (c) 2021, Matthew Olsson <mattco@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/FlyString.h>
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#include <LibGfx/Color.h>
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#include <LibPDF/Object.h>
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#include <LibPDF/Value.h>
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#define ENUMERATE_COLOR_SPACES(V) \
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V(DeviceGray) \
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V(DeviceRGB) \
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V(DeviceCMYK) \
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V(CalGray) \
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V(CalRGB) \
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V(Lab) \
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V(ICCBased) \
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V(Indexed) \
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V(Pattern) \
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V(Separation) \
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V(DeviceN)
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namespace PDF {
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class ColorSpace : public RefCounted<ColorSpace> {
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public:
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virtual ~ColorSpace() = default;
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virtual Color color(const Vector<Value>& arguments) const = 0;
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};
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class DeviceGrayColorSpace final : public ColorSpace {
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public:
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static RefPtr<DeviceGrayColorSpace> the();
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virtual ~DeviceGrayColorSpace() override = default;
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virtual Color color(const Vector<Value>& arguments) const override;
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private:
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DeviceGrayColorSpace() = default;
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};
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class DeviceRGBColorSpace final : public ColorSpace {
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public:
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static RefPtr<DeviceRGBColorSpace> the();
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virtual ~DeviceRGBColorSpace() override = default;
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virtual Color color(const Vector<Value>& arguments) const override;
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private:
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DeviceRGBColorSpace() = default;
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};
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class DeviceCMYKColorSpace final : public ColorSpace {
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public:
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static RefPtr<DeviceCMYKColorSpace> the();
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virtual ~DeviceCMYKColorSpace() override = default;
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virtual Color color(const Vector<Value>& arguments) const override;
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private:
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DeviceCMYKColorSpace() = default;
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};
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class CalRGBColorSpace final : public ColorSpace {
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public:
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static RefPtr<CalRGBColorSpace> create(RefPtr<Document>, Vector<Value>&& parameters);
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virtual ~CalRGBColorSpace() override = default;
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virtual Color color(const Vector<Value>& arguments) const override;
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private:
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CalRGBColorSpace() = default;
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Array<float, 3> m_whitepoint { 0, 0, 0 };
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Array<float, 3> m_blackpoint { 0, 0, 0 };
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Array<float, 3> m_gamma { 1, 1, 1 };
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Array<float, 9> m_matrix { 1, 0, 0, 0, 1, 0, 0, 0, 1 };
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};
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}
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