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PixelPaint: Rename Layer::create_foo() => Layer::try_create_foo()

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This commit is contained in:
Andreas Kling 2021-06-11 23:06:46 +02:00
parent a9e98bad8a
commit 9c5de113b1
4 changed files with 29 additions and 21 deletions
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21
Userland/Applications/PixelPaint/Image.cpp
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@ -55,15 +55,14 @@ void Image::paint_into(GUI::Painter& painter, Gfx::IntRect const& dest_rect)
RefPtr<Image> Image::try_create_from_bitmap(RefPtr<Gfx::Bitmap> bitmap)
{
auto image = try_create_with_size({ bitmap->width(), bitmap->height() });
if (image.is_null())
if (!image)
return nullptr;
auto layer = Layer::create_with_bitmap(*image, *bitmap, "Background");
if (layer.is_null())
auto layer = Layer::try_create_with_bitmap(*image, *bitmap, "Background");
if (!layer)
return nullptr;
image->add_layer(layer.release_nonnull());
return image;
}
@ -89,7 +88,8 @@ RefPtr<Image> Image::try_create_from_pixel_paint_file(String const& file_path)
auto width = json_layer_object.get("width").to_i32();
auto height = json_layer_object.get("height").to_i32();
auto name = json_layer_object.get("name").as_string();
auto layer = Layer::create_with_size(*image, { width, height }, name);
auto layer = Layer::try_create_with_size(*image, { width, height }, name);
VERIFY(layer);
layer->set_location({ json_layer_object.get("locationx").to_i32(), json_layer_object.get("locationy").to_i32() });
layer->set_opacity_percent(json_layer_object.get("opacity_percent").to_i32());
layer->set_visible(json_layer_object.get("visible").as_bool());
@ -188,8 +188,12 @@ RefPtr<Image> Image::take_snapshot() const
auto snapshot = try_create_with_size(m_size);
if (!snapshot)
return nullptr;
for (const auto& layer : m_layers)
snapshot->add_layer(*Layer::create_snapshot(*snapshot, layer));
for (const auto& layer : m_layers) {
auto layer_snapshot = Layer::try_create_snapshot(*snapshot, layer);
if (!layer_snapshot)
return nullptr;
snapshot->add_layer(layer_snapshot.release_nonnull());
}
return snapshot;
}
@ -198,7 +202,8 @@ void Image::restore_snapshot(Image const& snapshot)
m_layers.clear();
select_layer(nullptr);
for (const auto& snapshot_layer : snapshot.m_layers) {
auto layer = Layer::create_snapshot(*this, snapshot_layer);
auto layer = Layer::try_create_snapshot(*this, snapshot_layer);
VERIFY(layer);
if (layer->is_selected())
select_layer(layer.ptr());
add_layer(*layer);