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/*
* Copyright (c) 2021, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Aziz Berkay Yesilyurt <abyesilyurt@gmail.com>
* Copyright (c) 2022, Alex Major
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Format.h>
#include <AK/Optional.h>
#include <AK/URL.h>
#include <LibCore/ArgsParser.h>
#include <LibCore/DateTime.h>
#include <LibCore/File.h>
#include <LibCore/Process.h>
#include <LibGUI/Application.h>
#include <LibGUI/Clipboard.h>
#include <LibGUI/ConnectionToWindowServer.h>
#include <LibGUI/Painter.h>
#include <LibGUI/Widget.h>
#include <LibGUI/Window.h>
#include <LibGfx/PNGWriter.h>
#include <LibGfx/Palette.h>
#include <LibMain/Main.h>
#include <unistd.h>
class SelectableLayover final : public GUI::Widget {
C_OBJECT(SelectableLayover)
public:
virtual ~SelectableLayover() override {};
Gfx::IntRect region() const
{
return m_region;
}
private:
SelectableLayover(GUI::Window* window)
: m_window(window)
, m_background_color(palette().threed_highlight().with_alpha(128))
{
set_override_cursor(Gfx::StandardCursor::Crosshair);
}
virtual void mousedown_event(GUI::MouseEvent& event) override
{
if (event.button() == GUI::MouseButton::Primary)
m_anchor_point = event.position();
};
virtual void mousemove_event(GUI::MouseEvent& event) override
{
if (m_anchor_point.has_value()) {
m_region = Gfx::IntRect::from_two_points(*m_anchor_point, event.position());
update();
}
};
virtual void mouseup_event(GUI::MouseEvent& event) override
{
if (event.button() == GUI::MouseButton::Primary)
m_window->close();
};
virtual void paint_event(GUI::PaintEvent&) override
{
GUI::Painter painter(*this);
painter.clear_rect(m_window->rect(), Gfx::Color::Transparent);
painter.fill_rect(m_window->rect(), m_background_color);
if (m_region.is_empty())
return;
painter.clear_rect(m_region, Gfx::Color::Transparent);
}
virtual void keydown_event(GUI::KeyEvent& event) override
{
if (event.key() == Key_Escape) {
m_region = Gfx::IntRect();
m_window->close();
}
}
Optional<Gfx::IntPoint> m_anchor_point;
Gfx::IntRect m_region;
GUI::Window* m_window = nullptr;
Gfx::Color const m_background_color;
};
ErrorOr<int> serenity_main(Main::Arguments arguments)
{
Core::ArgsParser args_parser;
String output_path;
bool output_to_clipboard = false;
unsigned delay = 0;
bool select_region = false;
bool edit_image = false;
int screen = -1;
args_parser.add_positional_argument(output_path, "Output filename", "output", Core::ArgsParser::Required::No);
args_parser.add_option(output_to_clipboard, "Output to clipboard", "clipboard", 'c');
args_parser.add_option(delay, "Seconds to wait before taking a screenshot", "delay", 'd', "seconds");
args_parser.add_option(screen, "The index of the screen (default: -1 for all screens)", "screen", 's', "index");
args_parser.add_option(select_region, "Select a region to capture", "region", 'r');
args_parser.add_option(edit_image, "Open in PixelPaint", "edit", 'e');
args_parser.parse(arguments);
if (output_path.is_empty()) {
output_path = Core::DateTime::now().to_string("screenshot-%Y-%m-%d-%H-%M-%S.png"sv);
}
auto app = TRY(GUI::Application::try_create(arguments));
Optional<Gfx::IntRect> crop_region;
if (select_region) {
auto window = GUI::Window::construct();
auto& container = window->set_main_widget<SelectableLayover>(window);
window->set_title("shot");
window->set_has_alpha_channel(true);
window->set_fullscreen(true);
window->show();
app->exec();
crop_region = container.region();
if (crop_region.value().is_empty()) {
dbgln("cancelled...");
return 0;
}
}
sleep(delay);
Optional<u32> screen_index;
if (screen >= 0)
screen_index = (u32)screen;
dbgln("getting screenshot...");
auto shared_bitmap = GUI::ConnectionToWindowServer::the().get_screen_bitmap(crop_region, screen_index);
dbgln("got screenshot");
RefPtr<Gfx::Bitmap> bitmap = shared_bitmap.bitmap();
if (!bitmap) {
warnln("Failed to grab screenshot");
return 1;
}
if (output_to_clipboard) {
GUI::Clipboard::the().set_bitmap(*bitmap);
return 0;
}
auto encoded_bitmap = Gfx::PNGWriter::encode(*bitmap);
if (encoded_bitmap.is_empty()) {
warnln("Failed to encode PNG");
return 1;
}
if (edit_image)
output_path = Core::DateTime::now().to_string("/tmp/screenshot-%Y-%m-%d-%H-%M-%S.png"sv);
auto file_or_error = Core::File::open(output_path, Core::OpenMode::ReadWrite);
if (file_or_error.is_error()) {
warnln("Could not open '{}' for writing: {}", output_path, file_or_error.error());
return 1;
}
auto& file = *file_or_error.value();
if (!file.write(encoded_bitmap.data(), encoded_bitmap.size())) {
warnln("Failed to write PNG");
return 1;
}
if (edit_image)
TRY(Core::Process::spawn("/bin/PixelPaint"sv, Array { output_path }));
bool printed_hyperlink = false;
if (isatty(STDOUT_FILENO)) {
auto full_path = Core::File::real_path_for(output_path);
if (!full_path.is_null()) {
char hostname[HOST_NAME_MAX];
VERIFY(gethostname(hostname, sizeof(hostname)) == 0);
auto url = URL::create_with_file_scheme(full_path, {}, hostname);
out("\033]8;;{}\033\\", url.serialize());
printed_hyperlink = true;
}
}
out("{}", output_path);
if (printed_hyperlink) {
out("\033]8;;\033\\");
}
outln("");
return 0;
}
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