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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Julius Heijmen <julius.heijmen@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/DeprecatedString.h>
#include <LibGUI/Icon.h>
#include <LibGfx/Bitmap.h>
namespace GUI {
Icon::Icon()
: m_impl(IconImpl::create())
{
}
Icon::Icon(IconImpl const& impl)
: m_impl(const_cast<IconImpl&>(impl))
{
}
Icon::Icon(Icon const& other)
: m_impl(other.m_impl)
{
}
Icon::Icon(RefPtr<Gfx::Bitmap>&& bitmap)
: Icon()
{
if (bitmap) {
VERIFY(bitmap->width() == bitmap->height());
int size = bitmap->width();
set_bitmap_for_size(size, move(bitmap));
}
}
Icon::Icon(RefPtr<Gfx::Bitmap>&& bitmap1, RefPtr<Gfx::Bitmap>&& bitmap2)
: Icon(move(bitmap1))
{
if (bitmap2) {
VERIFY(bitmap2->width() == bitmap2->height());
int size = bitmap2->width();
set_bitmap_for_size(size, move(bitmap2));
}
}
Gfx::Bitmap const* IconImpl::bitmap_for_size(int size) const
{
auto it = m_bitmaps.find(size);
if (it != m_bitmaps.end())
return it->value.ptr();
int best_diff_so_far = INT32_MAX;
Gfx::Bitmap const* best_fit = nullptr;
for (auto& it : m_bitmaps) {
int abs_diff = abs(it.key - size);
if (abs_diff < best_diff_so_far) {
best_diff_so_far = abs_diff;
best_fit = it.value.ptr();
}
}
return best_fit;
}
void IconImpl::set_bitmap_for_size(int size, RefPtr<Gfx::Bitmap>&& bitmap)
{
if (!bitmap) {
m_bitmaps.remove(size);
return;
}
m_bitmaps.set(size, move(bitmap));
}
Icon Icon::default_icon(StringView name)
{
return MUST(try_create_default_icon(name));
}
ErrorOr<Icon> Icon::try_create_default_icon(StringView name)
{
RefPtr<Gfx::Bitmap> bitmap16;
RefPtr<Gfx::Bitmap> bitmap32;
if (auto bitmap_or_error = Gfx::Bitmap::load_from_file(DeprecatedString::formatted("/res/icons/16x16/{}.png", name)); !bitmap_or_error.is_error())
bitmap16 = bitmap_or_error.release_value();
if (auto bitmap_or_error = Gfx::Bitmap::load_from_file(DeprecatedString::formatted("/res/icons/32x32/{}.png", name)); !bitmap_or_error.is_error())
bitmap32 = bitmap_or_error.release_value();
if (!bitmap16 && !bitmap32) {
dbgln("Default icon not found: {}", name);
return Error::from_string_literal("Default icon not found");
}
return Icon(move(bitmap16), move(bitmap32));
}
}
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