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https://github.com/RGBCube/serenity
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LibGfx: Add forward declaration header
This patch adds <LibGfx/Forward.h> with forward declarations for Gfx.
This commit is contained in:
Andreas Kling
parent
184475d45a
commit
3fe2640c8c
37 changed files with 264 additions and 172 deletions
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@ -26,33 +26,32 @@
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#pragma once
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#include "Color.h"
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#include "Rect.h"
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#include "Size.h"
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#include <AK/Forward.h>
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#include <AK/MappedFile.h>
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#include <AK/RefCounted.h>
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#include <AK/RefPtr.h>
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#include <AK/SharedBuffer.h>
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#include <AK/String.h>
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#include <AK/StringView.h>
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#include <LibGfx/Color.h>
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#include <LibGfx/Rect.h>
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#include <LibGfx/Size.h>
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namespace Gfx {
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enum class BitmapFormat {
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Invalid,
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RGB32,
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RGBA32,
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Indexed8
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};
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class Bitmap : public RefCounted<Bitmap> {
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public:
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enum class Format {
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Invalid,
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RGB32,
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RGBA32,
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Indexed8
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};
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static NonnullRefPtr<Bitmap> create(Format, const Size&);
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static NonnullRefPtr<Bitmap> create_purgeable(Format, const Size&);
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static NonnullRefPtr<Bitmap> create_wrapper(Format, const Size&, size_t pitch, RGBA32*);
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static NonnullRefPtr<Bitmap> create(BitmapFormat, const Size&);
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static NonnullRefPtr<Bitmap> create_purgeable(BitmapFormat, const Size&);
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static NonnullRefPtr<Bitmap> create_wrapper(BitmapFormat, const Size&, size_t pitch, RGBA32*);
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static RefPtr<Bitmap> load_from_file(const StringView& path);
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static RefPtr<Bitmap> load_from_file(Format, const StringView& path, const Size&);
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static NonnullRefPtr<Bitmap> create_with_shared_buffer(Format, NonnullRefPtr<SharedBuffer>&&, const Size&);
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static RefPtr<Bitmap> load_from_file(BitmapFormat, const StringView& path, const Size&);
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static NonnullRefPtr<Bitmap> create_with_shared_buffer(BitmapFormat, NonnullRefPtr<SharedBuffer>&&, const Size&);
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NonnullRefPtr<Bitmap> to_shareable_bitmap() const;
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@ -69,7 +68,7 @@ public:
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int width() const { return m_size.width(); }
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int height() const { return m_size.height(); }
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size_t pitch() const { return m_pitch; }
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int shared_buffer_id() const { return m_shared_buffer ? m_shared_buffer->shared_buffer_id() : -1; }
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int shared_buffer_id() const;
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SharedBuffer* shared_buffer() { return m_shared_buffer.ptr(); }
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const SharedBuffer* shared_buffer() const { return m_shared_buffer.ptr(); }
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@ -77,22 +76,22 @@ public:
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unsigned bpp() const
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{
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switch (m_format) {
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case Format::Indexed8:
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case BitmapFormat::Indexed8:
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return 8;
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case Format::RGB32:
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case Format::RGBA32:
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case BitmapFormat::RGB32:
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case BitmapFormat::RGBA32:
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return 32;
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default:
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ASSERT_NOT_REACHED();
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case Format::Invalid:
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case BitmapFormat::Invalid:
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return 0;
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}
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}
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void fill(Color);
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bool has_alpha_channel() const { return m_format == Format::RGBA32; }
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Format format() const { return m_format; }
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bool has_alpha_channel() const { return m_format == BitmapFormat::RGBA32; }
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BitmapFormat format() const { return m_format; }
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void set_mmap_name(const StringView&);
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@ -101,7 +100,7 @@ public:
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Color palette_color(u8 index) const { return Color::from_rgba(m_palette[index]); }
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void set_palette_color(u8 index, Color color) { m_palette[index] = color.value(); }
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template<Format>
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template<BitmapFormat>
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Color get_pixel(int x, int y) const
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{
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(void)x;
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@ -116,7 +115,7 @@ public:
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return get_pixel(position.x(), position.y());
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}
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template<Format>
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template<BitmapFormat>
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void set_pixel(int x, int y, Color)
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{
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(void)x;
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@ -139,16 +138,16 @@ public:
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private:
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enum class Purgeable { No,
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Yes };
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Bitmap(Format, const Size&, Purgeable);
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Bitmap(Format, const Size&, size_t pitch, RGBA32*);
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Bitmap(Format, const Size&, MappedFile&&);
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Bitmap(Format, NonnullRefPtr<SharedBuffer>&&, const Size&);
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Bitmap(BitmapFormat, const Size&, Purgeable);
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Bitmap(BitmapFormat, const Size&, size_t pitch, RGBA32*);
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Bitmap(BitmapFormat, const Size&, MappedFile&&);
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Bitmap(BitmapFormat, NonnullRefPtr<SharedBuffer>&&, const Size&);
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Size m_size;
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RGBA32* m_data { nullptr };
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RGBA32* m_palette { nullptr };
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size_t m_pitch { 0 };
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Format m_format { Format::Invalid };
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BitmapFormat m_format { BitmapFormat::Invalid };
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bool m_needs_munmap { false };
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bool m_purgeable { false };
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bool m_volatile { false };
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@ -177,19 +176,19 @@ inline u8* Bitmap::bits(int y)
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}
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template<>
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inline Color Bitmap::get_pixel<Bitmap::Format::RGB32>(int x, int y) const
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inline Color Bitmap::get_pixel<BitmapFormat::RGB32>(int x, int y) const
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{
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return Color::from_rgb(scanline(y)[x]);
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}
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template<>
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inline Color Bitmap::get_pixel<Bitmap::Format::RGBA32>(int x, int y) const
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inline Color Bitmap::get_pixel<BitmapFormat::RGBA32>(int x, int y) const
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{
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return Color::from_rgba(scanline(y)[x]);
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}
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template<>
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inline Color Bitmap::get_pixel<Bitmap::Format::Indexed8>(int x, int y) const
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inline Color Bitmap::get_pixel<BitmapFormat::Indexed8>(int x, int y) const
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{
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return Color::from_rgba(m_palette[bits(y)[x]]);
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}
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@ -197,12 +196,12 @@ inline Color Bitmap::get_pixel<Bitmap::Format::Indexed8>(int x, int y) const
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inline Color Bitmap::get_pixel(int x, int y) const
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{
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switch (m_format) {
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case Format::RGB32:
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return get_pixel<Format::RGB32>(x, y);
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case Format::RGBA32:
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return get_pixel<Format::RGBA32>(x, y);
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case Format::Indexed8:
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return get_pixel<Format::Indexed8>(x, y);
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case BitmapFormat::RGB32:
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return get_pixel<BitmapFormat::RGB32>(x, y);
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case BitmapFormat::RGBA32:
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return get_pixel<BitmapFormat::RGBA32>(x, y);
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case BitmapFormat::Indexed8:
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return get_pixel<BitmapFormat::Indexed8>(x, y);
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default:
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ASSERT_NOT_REACHED();
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return {};
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@ -210,13 +209,13 @@ inline Color Bitmap::get_pixel(int x, int y) const
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}
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template<>
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inline void Bitmap::set_pixel<Bitmap::Format::RGB32>(int x, int y, Color color)
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inline void Bitmap::set_pixel<BitmapFormat::RGB32>(int x, int y, Color color)
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{
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scanline(y)[x] = color.value();
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}
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template<>
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inline void Bitmap::set_pixel<Bitmap::Format::RGBA32>(int x, int y, Color color)
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inline void Bitmap::set_pixel<BitmapFormat::RGBA32>(int x, int y, Color color)
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{
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scanline(y)[x] = color.value();
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}
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@ -224,13 +223,13 @@ inline void Bitmap::set_pixel<Bitmap::Format::RGBA32>(int x, int y, Color color)
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inline void Bitmap::set_pixel(int x, int y, Color color)
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{
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switch (m_format) {
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case Format::RGB32:
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set_pixel<Format::RGB32>(x, y, color);
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case BitmapFormat::RGB32:
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set_pixel<BitmapFormat::RGB32>(x, y, color);
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break;
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case Format::RGBA32:
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set_pixel<Format::RGBA32>(x, y, color);
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case BitmapFormat::RGBA32:
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set_pixel<BitmapFormat::RGBA32>(x, y, color);
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break;
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case Format::Indexed8:
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case BitmapFormat::Indexed8:
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ASSERT_NOT_REACHED();
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default:
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ASSERT_NOT_REACHED();
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