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/*
* Copyright (c) 2021, Valtteri Koskivuori <vkoskiv@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include "MagnifierWidget.h"
#include <AK/LexicalPath.h>
#include <LibConfig/Client.h>
#include <LibCore/System.h>
#include <LibDesktop/Launcher.h>
#include <LibFileSystemAccessClient/Client.h>
#include <LibGUI/ActionGroup.h>
#include <LibGUI/Application.h>
#include <LibGUI/ColorPicker.h>
#include <LibGUI/Icon.h>
#include <LibGUI/Menu.h>
#include <LibGUI/Menubar.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/Window.h>
#include <LibGfx/BMPWriter.h>
#include <LibGfx/Filters/ColorBlindnessFilter.h>
#include <LibGfx/PNGWriter.h>
#include <LibGfx/QOIWriter.h>
#include <LibMain/Main.h>
static ErrorOr<ByteBuffer> dump_bitmap(RefPtr<Gfx::Bitmap> bitmap, AK::StringView extension)
{
if (extension == "bmp") {
Gfx::BMPWriter dumper;
return dumper.dump(bitmap);
} else if (extension == "png") {
return Gfx::PNGWriter::encode(*bitmap);
} else if (extension == "qoi") {
return Gfx::QOIWriter::encode(*bitmap);
} else {
return Error::from_string_literal("invalid image format");
}
}
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
TRY(Core::System::pledge("stdio cpath rpath recvfd sendfd unix"));
auto app = TRY(GUI::Application::try_create(arguments));
TRY(Desktop::Launcher::add_allowed_handler_with_only_specific_urls("/bin/Help", { URL::create_with_file_scheme("/usr/share/man/man1/Magnifier.md") }));
TRY(Desktop::Launcher::seal_allowlist());
Config::pledge_domain("Magnifier");
TRY(Core::System::unveil("/tmp/session/%sid/portal/filesystemaccess", "rw"));
TRY(Core::System::unveil("/res", "r"));
TRY(Core::System::unveil(nullptr, nullptr));
auto app_icon = GUI::Icon::default_icon("app-magnifier"sv);
// 4px on each side for padding
constexpr int window_dimensions = 240 + 4 + 4;
auto window = GUI::Window::construct();
window->set_title("Magnifier");
window->resize(window_dimensions, window_dimensions);
window->set_minimizable(false);
window->set_icon(app_icon.bitmap_for_size(16));
auto magnifier = TRY(window->set_main_widget<MagnifierWidget>());
auto file_menu = TRY(window->try_add_menu("&File"));
TRY(file_menu->try_add_action(GUI::CommonActions::make_save_as_action([&](auto&) {
AK::DeprecatedString filename = "file for saving";
auto do_save = [&]() -> ErrorOr<void> {
auto response = FileSystemAccessClient::Client::the().save_file(window, "Capture", "png");
if (response.is_error())
return {};
auto file = response.value().release_stream();
auto path = AK::LexicalPath(response.value().filename().to_deprecated_string());
filename = path.basename();
auto encoded = TRY(dump_bitmap(magnifier->current_bitmap(), path.extension()));
TRY(file->write(encoded));
return {};
};
auto result = do_save();
if (result.is_error()) {
GUI::MessageBox::show(window, "Unable to save file.\n"sv, "Error"sv, GUI::MessageBox::Type::Error);
warnln("Error saving bitmap to {}: {}", filename, result.error().string_literal());
}
})));
TRY(file_menu->try_add_separator());
TRY(file_menu->try_add_action(GUI::CommonActions::make_quit_action([&](auto&) {
app->quit();
})));
auto size_action_group = make<GUI::ActionGroup>();
auto two_x_action = GUI::Action::create_checkable(
"&2x", { Key_2 }, [&](auto&) {
magnifier->set_scale_factor(2);
});
auto four_x_action = GUI::Action::create_checkable(
"&4x", { Key_4 }, [&](auto&) {
magnifier->set_scale_factor(4);
});
auto eight_x_action = GUI::Action::create_checkable(
"&8x", { Key_8 }, [&](auto&) {
magnifier->set_scale_factor(8);
});
auto pause_action = GUI::Action::create_checkable(
"&Pause Capture", { Key_Space }, [&](auto& action) {
magnifier->pause_capture(action.is_checked());
});
auto lock_location_action = GUI::Action::create_checkable(
"&Lock Location", { Key_L }, [&](auto& action) {
magnifier->lock_location(action.is_checked());
});
auto show_grid_action = GUI::Action::create_checkable(
"Show &Grid", { Key_G }, [&](auto& action) {
magnifier->show_grid(action.is_checked());
});
auto choose_grid_color_action = GUI::Action::create(
"Choose Grid &Color", [&](auto& action [[maybe_unused]]) {
auto dialog = GUI::ColorPicker::construct(magnifier->grid_color(), window, "Magnifier: choose grid color");
dialog->set_color_has_alpha_channel(true);
if (dialog->exec() == GUI::Dialog::ExecResult::OK) {
Config::write_string("Magnifier"sv, "Grid"sv, "Color"sv, dialog->color().to_deprecated_string());
magnifier->set_grid_color(dialog->color());
}
});
{
auto color_string = Config::read_string("Magnifier"sv, "Grid"sv, "Color"sv, "#ff00ff64"sv);
auto maybe_color = Gfx::Color::from_string(color_string);
magnifier->set_grid_color(maybe_color.value_or(Gfx::Color::Magenta));
}
size_action_group->add_action(two_x_action);
size_action_group->add_action(four_x_action);
size_action_group->add_action(eight_x_action);
size_action_group->set_exclusive(true);
auto view_menu = TRY(window->try_add_menu("&View"));
TRY(view_menu->try_add_action(two_x_action));
TRY(view_menu->try_add_action(four_x_action));
TRY(view_menu->try_add_action(eight_x_action));
two_x_action->set_checked(true);
TRY(view_menu->try_add_separator());
TRY(view_menu->try_add_action(pause_action));
TRY(view_menu->try_add_action(lock_location_action));
TRY(view_menu->try_add_action(show_grid_action));
TRY(view_menu->try_add_action(choose_grid_color_action));
auto timeline_menu = TRY(window->try_add_menu("&Timeline"));
auto previous_frame_action = GUI::Action::create(
"&Previous frame", { Key_Left }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/go-back.png"sv)), [&](auto&) {
pause_action->set_checked(true);
magnifier->pause_capture(true);
magnifier->display_previous_frame();
});
auto next_frame_action = GUI::Action::create(
"&Next frame", { Key_Right }, TRY(Gfx::Bitmap::load_from_file("/res/icons/16x16/go-forward.png"sv)), [&](auto&) {
pause_action->set_checked(true);
magnifier->pause_capture(true);
magnifier->display_next_frame();
});
TRY(timeline_menu->try_add_action(previous_frame_action));
TRY(timeline_menu->try_add_action(next_frame_action));
TRY(window->try_add_menu(TRY(GUI::CommonMenus::make_accessibility_menu(magnifier))));
auto help_menu = TRY(window->try_add_menu("&Help"));
TRY(help_menu->try_add_action(GUI::CommonActions::make_command_palette_action(window)));
TRY(help_menu->try_add_action(GUI::CommonActions::make_help_action([](auto&) {
Desktop::Launcher::open(URL::create_with_file_scheme("/usr/share/man/man1/Magnifier.md"), "/bin/Help");
})));
TRY(help_menu->try_add_action(GUI::CommonActions::make_about_action("Magnifier", app_icon, window)));
window->show();
window->set_always_on_top(true);
return app->exec();
}
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