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PixelPaint: Add actions to rotate image left/right

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This also required adding a new hook to `ImageClient`, since there
wasn't a way of telling the ImageEditor that the full rect of the
image has changed (as when we rotate).
This commit is contained in:
Mustafa Quraish 2021-09-02 19:29:03 -04:00 • committed by Andreas Kling
parent 6a8c408856
commit ca6c9be94c
5 changed files with 46 additions and 0 deletions
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19
Userland/Applications/PixelPaint/Image.cpp
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@ -544,6 +544,12 @@ void Image::did_change(Gfx::IntRect const& a_modified_rect)
client->image_did_change(modified_rect);
}
void Image::did_change_rect()
{
for (auto* client : m_clients)
client->image_did_change_rect(rect());
}
ImageUndoCommand::ImageUndoCommand(Image& image)
: m_snapshot(image.take_snapshot())
, m_image(image)
@ -585,4 +591,17 @@ void Image::flip(Gfx::Orientation orientation)
did_change();
}
void Image::rotate(Gfx::RotationDirection direction)
{
for (auto& layer : m_layers) {
auto rotated = layer.bitmap().rotated(direction);
VERIFY(rotated);
layer.set_bitmap(*rotated);
layer.did_modify_bitmap(rect());
}
m_size = { m_size.height(), m_size.width() };
did_change_rect();
}
}