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Code Issues Activity Actions

PixelPaint: Add delete selection behavior

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The delete key can now be used to erase the pixels on the active layer
contained within the selection rectangle.

Closes #11861
This commit is contained in:
Olivier De Cannière 2022-01-14 15:18:47 +01:00 • committed by Linus Groh
parent d3e7ec5a56
commit d3dfb957a6
3 changed files with 17 additions and 0 deletions
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10
Userland/Applications/PixelPaint/Layer.cpp
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@ -10,6 +10,7 @@
#include <AK/RefPtr.h>
#include <AK/Try.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/Painter.h>
namespace PixelPaint {
@ -129,4 +130,13 @@ RefPtr<Gfx::Bitmap> Layer::try_copy_bitmap(Selection const& selection) const
return result;
}
void Layer::erase_selection(Selection const& selection)
{
Gfx::Painter painter { bitmap() };
auto const image_and_selection_intersection = m_image.rect().intersected(selection.bounding_rect());
auto const translated_to_layer_space = image_and_selection_intersection.translated(-location());
painter.clear_rect(translated_to_layer_space, Color::Transparent);
did_modify_bitmap(translated_to_layer_space);
}
}