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LibGfx/ExifOrientedBitmap: Add support for CMYKBitmap

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Lucas CHOLLET 2024-01-18 19:56:46 -05:00 • committed by Andrew Kaster
parent c80b2cf782
commit 3f4bf7a0c7
3 changed files with 29 additions and 10 deletions
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35
Userland/Libraries/LibGfx/ImageFormats/ExifOrientedBitmap.h
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@ -1,32 +1,45 @@
/*
* Copyright (c) 2023, Lucas Chollet <lucas.chollet@serenityos.org>
* Copyright (c) 2023-2024, Lucas Chollet <lucas.chollet@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/Concepts.h>
#include <AK/NonnullOwnPtr.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/ImageFormats/TIFFMetadata.h>
namespace Gfx {
namespace Detail {
template<typename BitmapLike>
class ExifOrientedBitmap {
public:
template<typename... Args>
static ErrorOr<ExifOrientedBitmap> create(TIFF::Orientation orientation, IntSize size, BitmapFormat format)
requires(SameAs<BitmapLike, Bitmap>)
{
auto bitmap = TRY(Bitmap::create(format, oriented_size(size, orientation)));
return ExifOrientedBitmap(move(bitmap), size, orientation);
}
void set_pixel(u32 x, u32 y, Color color)
static ErrorOr<ExifOrientedBitmap> create(TIFF::Orientation orientation, IntSize size)
requires(SameAs<BitmapLike, CMYKBitmap>)
{
auto const new_position = oriented_position(IntPoint(x, y));
m_bitmap->scanline(new_position.y())[new_position.x()] = color.value();
auto bitmap = TRY(CMYKBitmap::create_with_size(oriented_size(size, orientation)));
return ExifOrientedBitmap(move(bitmap), size, orientation);
}
NonnullRefPtr<Bitmap>& bitmap()
template<OneOf<ARGB32, CMYK> Value>
void set_pixel(u32 x, u32 y, Value color)
{
auto const new_position = oriented_position(IntPoint(x, y));
m_bitmap->scanline(new_position.y())[new_position.x()] = color;
}
NonnullRefPtr<BitmapLike>& bitmap()
{
return m_bitmap;
}
@ -51,7 +64,7 @@ public:
private:
using Orientation = TIFF::Orientation;
ExifOrientedBitmap(NonnullRefPtr<Bitmap> bitmap, IntSize size, Orientation orientation)
ExifOrientedBitmap(NonnullRefPtr<BitmapLike> bitmap, IntSize size, Orientation orientation)
: m_bitmap(move(bitmap))
, m_orientation(orientation)
, m_width(size.width())
@ -90,10 +103,16 @@ private:
VERIFY_NOT_REACHED();
}
NonnullRefPtr<Bitmap> m_bitmap;
NonnullRefPtr<BitmapLike> m_bitmap;
Orientation m_orientation;
u32 m_width {};
u32 m_height {};
};
}
using ExifOrientedBitmap = Detail::ExifOrientedBitmap<Bitmap>;
using ExifOrientedCMYKBitmap = Detail::ExifOrientedBitmap<CMYKBitmap>;
}