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LibGfx/PortableFormat: Propagate errors from read_image_data()

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This commit is contained in:
Lucas CHOLLET 2023-03-12 22:55:47 -04:00 • committed by Andreas Kling
parent 2356b48f13
commit 7ec310384a
7 changed files with 30 additions and 66 deletions
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18
Userland/Libraries/LibGfx/ImageFormats/PBMLoader.cpp
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@ -10,7 +10,7 @@
namespace Gfx {
bool read_image_data(PBMLoadingContext& context)
ErrorOr<void> read_image_data(PBMLoadingContext& context)
{
auto& stream = *context.stream;
Vector<Gfx::Color> color_data;
@ -20,10 +20,7 @@ bool read_image_data(PBMLoadingContext& context)
if (context.type == PBMLoadingContext::Type::ASCII) {
for (u64 i = 0; i < context_size; ++i) {
auto byte_or_error = stream.read_value<u8>();
if (byte_or_error.is_error())
return false;
auto const byte = byte_or_error.value();
auto const byte = TRY(stream.read_value<u8>());
if (byte == '0')
color_data[i] = Color::White;
else if (byte == '1')
@ -33,10 +30,7 @@ bool read_image_data(PBMLoadingContext& context)
}
} else if (context.type == PBMLoadingContext::Type::RAWBITS) {
for (u64 color_index = 0; color_index < context_size;) {
auto byte_or_error = stream.read_value<u8>();
if (byte_or_error.is_error())
return false;
auto byte = byte_or_error.value();
auto byte = TRY(stream.read_value<u8>());
for (int i = 0; i < 8; i++) {
auto const val = byte & 0x80;
@ -55,13 +49,11 @@ bool read_image_data(PBMLoadingContext& context)
}
}
if (!create_bitmap(context)) {
return false;
}
TRY(create_bitmap(context));
set_pixels(context, color_data);
context.state = PBMLoadingContext::State::Bitmap;
return true;
return {};
}
}