Files
ladybird/Userland/Applications/PixelPaint/Layer.cpp
Brian Gianforcaro 1682f0b760 Everything: Move to SPDX license identifiers in all files.
SPDX License Identifiers are a more compact / standardized
way of representing file license information.

See: https://spdx.dev/resources/use/#identifiers

This was done with the `ambr` search and replace tool.

 ambr --no-parent-ignore --key-from-file --rep-from-file key.txt rep.txt *
2021-04-22 11:22:27 +02:00

96 lines
2.3 KiB
C++

/*
* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "Layer.h"
#include "Image.h"
#include <LibGfx/Bitmap.h>
namespace PixelPaint {
RefPtr<Layer> Layer::create_with_size(Image& image, const Gfx::IntSize& size, const String& name)
{
if (size.is_empty())
return nullptr;
if (size.width() > 16384 || size.height() > 16384)
return nullptr;
return adopt(*new Layer(image, size, name));
}
RefPtr<Layer> Layer::create_with_bitmap(Image& image, const Gfx::Bitmap& bitmap, const String& name)
{
if (bitmap.size().is_empty())
return nullptr;
if (bitmap.size().width() > 16384 || bitmap.size().height() > 16384)
return nullptr;
return adopt(*new Layer(image, bitmap, name));
}
RefPtr<Layer> Layer::create_snapshot(Image& image, const Layer& layer)
{
auto snapshot = create_with_bitmap(image, *layer.bitmap().clone(), layer.name());
/*
We set these properties directly because calling the setters might
notify the image of an update on the newly created layer, but this
layer has not yet been added to the image.
*/
snapshot->m_opacity_percent = layer.opacity_percent();
snapshot->m_visible = layer.is_visible();
snapshot->set_selected(layer.is_selected());
snapshot->set_location(layer.location());
return snapshot;
}
Layer::Layer(Image& image, const Gfx::IntSize& size, const String& name)
: m_image(image)
, m_name(name)
{
m_bitmap = Gfx::Bitmap::create(Gfx::BitmapFormat::BGRA8888, size);
}
Layer::Layer(Image& image, const Gfx::Bitmap& bitmap, const String& name)
: m_image(image)
, m_name(name)
, m_bitmap(bitmap)
{
}
void Layer::did_modify_bitmap(Image& image)
{
image.layer_did_modify_bitmap({}, *this);
}
void Layer::set_visible(bool visible)
{
if (m_visible == visible)
return;
m_visible = visible;
m_image.layer_did_modify_properties({}, *this);
}
void Layer::set_opacity_percent(int opacity_percent)
{
if (m_opacity_percent == opacity_percent)
return;
m_opacity_percent = opacity_percent;
m_image.layer_did_modify_properties({}, *this);
}
void Layer::set_name(const String& name)
{
if (m_name == name)
return;
m_name = name;
m_image.layer_did_modify_properties({}, *this);
}
}