LibWeb: Refactor int types in WebContentServer to DevicePixels

Author: https://github.com/bplaat
Commit: c069ab1ca0
Pull-request: https://github.com/SerenityOS/serenity/pull/22283
Reviewed-by: https://github.com/kalenikaliaksandr ✅

Userland/Libraries/LibWeb/PixelUnits.cpp

@@ -5,6 +5,8 @@
  */
 
 #include <AK/Math.h>
+#include <LibIPC/Decoder.h>
+#include <LibIPC/Encoder.h>
 #include <LibWeb/PixelUnits.h>
 
 namespace Web {
@@ -25,3 +27,69 @@ int CSSPixels::to_int() const
 }
 
 }
+
+namespace IPC {
+
+template<>
+ErrorOr<void> encode(Encoder& encoder, Web::DevicePixels const& value)
+{
+    TRY(encoder.encode(value.value()));
+    return {};
+}
+
+template<>
+ErrorOr<Web::DevicePixels> decode(Decoder& decoder)
+{
+    auto value = TRY(decoder.decode<int>());
+    return Web::DevicePixels(value);
+}
+
+template<>
+ErrorOr<void> encode(Encoder& encoder, Web::DevicePixelPoint const& value)
+{
+    TRY(encoder.encode(value.x()));
+    TRY(encoder.encode(value.y()));
+    return {};
+}
+
+template<>
+ErrorOr<Web::DevicePixelPoint> decode(Decoder& decoder)
+{
+    auto x = TRY(decoder.decode<Web::DevicePixels>());
+    auto y = TRY(decoder.decode<Web::DevicePixels>());
+    return Web::DevicePixelPoint { x, y };
+}
+
+template<>
+ErrorOr<void> encode(Encoder& encoder, Web::DevicePixelSize const& value)
+{
+    TRY(encoder.encode(value.width()));
+    TRY(encoder.encode(value.height()));
+    return {};
+}
+
+template<>
+ErrorOr<Web::DevicePixelSize> decode(Decoder& decoder)
+{
+    auto width = TRY(decoder.decode<Web::DevicePixels>());
+    auto height = TRY(decoder.decode<Web::DevicePixels>());
+    return Web::DevicePixelSize { width, height };
+}
+
+template<>
+ErrorOr<void> encode(Encoder& encoder, Web::DevicePixelRect const& value)
+{
+    TRY(encoder.encode(value.location()));
+    TRY(encoder.encode(value.size()));
+    return {};
+}
+
+template<>
+ErrorOr<Web::DevicePixelRect> decode(Decoder& decoder)
+{
+    auto location = TRY(decoder.decode<Web::DevicePixelPoint>());
+    auto size = TRY(decoder.decode<Web::DevicePixelSize>());
+    return Web::DevicePixelRect { location, size };
+}
+
+}