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PixelPaint: Have layers and images send out notifications on changes

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We use this to automatically update the thumbnail in LayerListWidget
when you draw into a layer. We also use it to repaint the ImageEditor
when the image changes somehow. :^)
This commit is contained in:
Andreas Kling 2020-05-25 22:49:50 +02:00
parent de85cd0907
commit dc3de47b03
14 changed files with 53 additions and 12 deletions
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15
Applications/PixelPaint/Image.cpp
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@ -146,4 +146,19 @@ void Image::remove_client(ImageClient& client)
m_clients.remove(&client);
}
void Image::layer_did_modify_bitmap(Badge<Layer>, const Layer& layer)
{
auto layer_index = index_of(layer);
for (auto* client : m_clients)
client->image_did_modify_layer(layer_index);
did_change();
}
void Image::did_change()
{
for (auto* client : m_clients)
client->image_did_change();
}
}