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https://github.com/RGBCube/serenity
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fe5c823989
Resources can come from other sources (e.g., XObjects), and since the only attribute we are reading from Page are its resources it makes sense to receive resources instead. That way we'll be able to pass down arbitrary resources that are not necessarily declared at the page level.
104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
/*
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* Copyright (c) 2021-2022, 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/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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struct Page;
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class ColorSpace : public RefCounted<ColorSpace> {
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public:
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static PDFErrorOr<NonnullRefPtr<ColorSpace>> create(Document*, FlyString const& name, NonnullRefPtr<DictObject> resources);
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virtual ~ColorSpace() = default;
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virtual Color color(Vector<Value> const& 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 NonnullRefPtr<DeviceGrayColorSpace> the();
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~DeviceGrayColorSpace() override = default;
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Color color(Vector<Value> const& 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 NonnullRefPtr<DeviceRGBColorSpace> the();
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~DeviceRGBColorSpace() override = default;
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Color color(Vector<Value> const& 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 NonnullRefPtr<DeviceCMYKColorSpace> the();
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~DeviceCMYKColorSpace() override = default;
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Color color(Vector<Value> const& 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 PDFErrorOr<NonnullRefPtr<CalRGBColorSpace>> create(Document*, Vector<Value>&& parameters);
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~CalRGBColorSpace() override = default;
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Color color(Vector<Value> const& 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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class ICCBasedColorSpace final : public ColorSpace {
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public:
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static PDFErrorOr<NonnullRefPtr<ColorSpace>> create(Document*, NonnullRefPtr<DictObject> resources, Vector<Value>&& parameters);
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~ICCBasedColorSpace() override = default;
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Color color(Vector<Value> const& arguments) const override;
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private:
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ICCBasedColorSpace() = delete;
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};
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}
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