ladybird/Userland/Libraries/LibPDF/ColorSpace.h
2022-03-31 18:10:45 +02:00

104 lines
2.6 KiB
C++

/*
* Copyright (c) 2021-2022, Matthew Olsson <mattco@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/FlyString.h>
#include <LibGfx/Color.h>
#include <LibPDF/Value.h>
#define ENUMERATE_COLOR_SPACES(V) \
V(DeviceGray) \
V(DeviceRGB) \
V(DeviceCMYK) \
V(CalGray) \
V(CalRGB) \
V(Lab) \
V(ICCBased) \
V(Indexed) \
V(Pattern) \
V(Separation) \
V(DeviceN)
namespace PDF {
struct Page;
class ColorSpace : public RefCounted<ColorSpace> {
public:
static PDFErrorOr<NonnullRefPtr<ColorSpace>> create(Document*, FlyString const& name, Page const& page);
virtual ~ColorSpace() = default;
virtual Color color(Vector<Value> const& arguments) const = 0;
};
class DeviceGrayColorSpace final : public ColorSpace {
public:
static NonnullRefPtr<DeviceGrayColorSpace> the();
~DeviceGrayColorSpace() override = default;
Color color(Vector<Value> const& arguments) const override;
private:
DeviceGrayColorSpace() = default;
};
class DeviceRGBColorSpace final : public ColorSpace {
public:
static NonnullRefPtr<DeviceRGBColorSpace> the();
~DeviceRGBColorSpace() override = default;
Color color(Vector<Value> const& arguments) const override;
private:
DeviceRGBColorSpace() = default;
};
class DeviceCMYKColorSpace final : public ColorSpace {
public:
static NonnullRefPtr<DeviceCMYKColorSpace> the();
~DeviceCMYKColorSpace() override = default;
Color color(Vector<Value> const& arguments) const override;
private:
DeviceCMYKColorSpace() = default;
};
class CalRGBColorSpace final : public ColorSpace {
public:
static PDFErrorOr<NonnullRefPtr<CalRGBColorSpace>> create(Document*, Vector<Value>&& parameters);
~CalRGBColorSpace() override = default;
Color color(Vector<Value> const& arguments) const override;
private:
CalRGBColorSpace() = default;
Array<float, 3> m_whitepoint { 0, 0, 0 };
Array<float, 3> m_blackpoint { 0, 0, 0 };
Array<float, 3> m_gamma { 1, 1, 1 };
Array<float, 9> m_matrix { 1, 0, 0, 0, 1, 0, 0, 0, 1 };
};
class ICCBasedColorSpace final : public ColorSpace {
public:
static PDFErrorOr<NonnullRefPtr<ColorSpace>> create(Document*, Page const&, Vector<Value>&& parameters);
~ICCBasedColorSpace() override = default;
Color color(Vector<Value> const& arguments) const override;
private:
ICCBasedColorSpace() = delete;
};
}