mirror of
https://github.com/RGBCube/serenity
synced 2025-10-31 04:52:45 +00:00
687a12d7fb
Applications previously had to create a GUI::Menubar object, add menus to it, and then call GUI::Window::set_menubar(). This patch introduces GUI::Window::add_menu() which creates the menubar automatically and adds items to it. Application code becomes slightly simpler as a result. :^)
219 lines
10 KiB
C++
219 lines
10 KiB
C++
/*
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* Copyright (c) 2020, Linus Groh <linusg@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibGUI/Action.h>
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#include <LibGUI/Application.h>
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#include <LibGUI/Icon.h>
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#include <LibGUI/Menu.h>
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#include <LibGUI/Menubar.h>
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#include <LibGUI/Painter.h>
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#include <LibGUI/Widget.h>
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#include <LibGUI/Window.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/FontDatabase.h>
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#include <LibGfx/Painter.h>
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#include <LibGfx/Path.h>
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#include <unistd.h>
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const int WIDTH = 780;
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const int HEIGHT = 600;
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class Canvas final : public GUI::Widget {
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C_OBJECT(Canvas)
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public:
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virtual ~Canvas() override;
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private:
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Canvas();
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RefPtr<Gfx::Bitmap> m_bitmap;
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void draw();
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virtual void paint_event(GUI::PaintEvent&) override;
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};
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Canvas::Canvas()
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{
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m_bitmap = Gfx::Bitmap::try_create(Gfx::BitmapFormat::BGRx8888, { WIDTH, HEIGHT });
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draw();
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}
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Canvas::~Canvas()
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{
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}
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void Canvas::paint_event(GUI::PaintEvent& event)
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{
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GUI::Painter painter(*this);
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painter.add_clip_rect(event.rect());
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painter.draw_scaled_bitmap(rect(), *m_bitmap, m_bitmap->rect());
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}
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void Canvas::draw()
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{
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GUI::Painter painter(*m_bitmap);
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painter.fill_rect({ 20, 20, 100, 100 }, Color::Magenta);
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painter.draw_rect({ 20, 140, 100, 100 }, Color::Yellow);
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painter.fill_rect_with_gradient(Gfx::Orientation::Horizontal, { 140, 20, 100, 100 }, Color::Yellow, Color::DarkGreen);
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painter.fill_rect_with_gradient(Gfx::Orientation::Vertical, { 140, 140, 100, 100 }, Color::Red, Color::Blue);
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painter.fill_rect_with_dither_pattern({ 260, 20, 100, 100 }, Color::MidGray, Color::Black);
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painter.fill_rect_with_checkerboard({ 260, 140, 100, 100 }, { 10, 10 }, Color::LightGray, Color::White);
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painter.draw_line({ 430, 35 }, { 465, 70 }, Color::Green);
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painter.draw_line({ 465, 70 }, { 430, 105 }, Color::Green);
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painter.draw_line({ 430, 105 }, { 395, 70 }, Color::Green);
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painter.draw_line({ 395, 70 }, { 430, 35 }, Color::Green);
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painter.draw_rect({ 395, 35, 70, 70 }, Color::Blue);
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painter.draw_ellipse_intersecting({ 395, 35, 70, 70 }, Color::Red);
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painter.draw_rect({ 380, 20, 100, 100 }, Color::Yellow);
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painter.fill_rect({ 380, 140, 100, 100 }, Color::Blue);
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painter.draw_triangle({ 430, 140 }, { 380, 140 }, { 380, 240 }, Color::Green);
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painter.draw_triangle({ 430, 240 }, { 480, 140 }, { 480, 240 }, Color::Red);
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painter.draw_rect({ 380, 140, 100, 100 }, Color::Yellow);
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painter.draw_line({ 500, 20 }, { 750, 20 }, Color::Green, 1, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 500, 30 }, { 750, 30 }, Color::Red, 5, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 500, 45 }, { 750, 45 }, Color::Blue, 10, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 500, 60 }, { 750, 60 }, Color::Green, 1, Gfx::Painter::LineStyle::Dotted);
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painter.draw_line({ 500, 70 }, { 750, 70 }, Color::Red, 5, Gfx::Painter::LineStyle::Dotted);
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painter.draw_line({ 500, 85 }, { 750, 85 }, Color::Blue, 10, Gfx::Painter::LineStyle::Dotted);
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painter.draw_line({ 500, 100 }, { 750, 100 }, Color::Green, 1, Gfx::Painter::LineStyle::Dashed);
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painter.draw_line({ 500, 110 }, { 750, 110 }, Color::Red, 5, Gfx::Painter::LineStyle::Dashed);
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painter.draw_line({ 500, 125 }, { 750, 125 }, Color::Blue, 10, Gfx::Painter::LineStyle::Dashed);
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painter.draw_line({ 500, 140 }, { 500, 240 }, Color::Green, 1, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 510, 140 }, { 510, 240 }, Color::Red, 5, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 525, 140 }, { 525, 240 }, Color::Blue, 10, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 540, 140 }, { 540, 240 }, Color::Green, 1, Gfx::Painter::LineStyle::Dotted);
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painter.draw_line({ 550, 140 }, { 550, 240 }, Color::Red, 5, Gfx::Painter::LineStyle::Dotted);
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painter.draw_line({ 565, 140 }, { 565, 240 }, Color::Blue, 10, Gfx::Painter::LineStyle::Dotted);
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painter.draw_line({ 580, 140 }, { 580, 240 }, Color::Green, 1, Gfx::Painter::LineStyle::Dashed);
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painter.draw_line({ 590, 140 }, { 590, 240 }, Color::Red, 5, Gfx::Painter::LineStyle::Dashed);
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painter.draw_line({ 605, 140 }, { 605, 240 }, Color::Blue, 10, Gfx::Painter::LineStyle::Dashed);
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painter.draw_line({ 640, 190 }, { 740, 240 }, Color::Green, 1, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 640, 140 }, { 740, 240 }, Color::Red, 5, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 690, 140 }, { 740, 240 }, Color::Blue, 10, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 740, 190 }, { 640, 240 }, Color::Green, 1, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 740, 140 }, { 640, 240 }, Color::Red, 5, Gfx::Painter::LineStyle::Solid);
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painter.draw_line({ 690, 140 }, { 640, 240 }, Color::Blue, 10, Gfx::Painter::LineStyle::Solid);
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auto bg = Gfx::Bitmap::try_load_from_file("/res/html/misc/90s-bg.png");
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painter.draw_tiled_bitmap({ 20, 260, 480, 320 }, *bg);
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painter.draw_line({ 40, 480 }, { 20, 260 }, Color::Red);
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painter.draw_line({ 40, 480 }, { 120, 300 }, Color::Red);
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painter.draw_quadratic_bezier_curve({ 40, 480 }, { 20, 260 }, { 120, 300 }, Color::Blue);
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painter.draw_line({ 240, 280 }, { 80, 420 }, Color::Red, 3);
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painter.draw_line({ 240, 280 }, { 260, 360 }, Color::Red, 3);
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painter.draw_quadratic_bezier_curve({ 240, 280 }, { 80, 420 }, { 260, 360 }, Color::Blue, 3);
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auto path = Gfx::Path();
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path.move_to({ 60, 500 });
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path.line_to({ 90, 540 });
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path.quadratic_bezier_curve_to({ 320, 500 }, { 220, 400 });
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path.line_to({ 300, 440 });
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path.line_to({ 90, 460 });
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path.elliptical_arc_to({ 260, 540 }, { 40, 30 }, 0, true, false);
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path.close();
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painter.fill_path(path, Color::Yellow, Gfx::Painter::WindingRule::EvenOdd);
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auto buggie = Gfx::Bitmap::try_load_from_file("/res/graphics/buggie.png");
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painter.blit({ 280, 280 }, *buggie, buggie->rect(), 0.5);
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painter.draw_scaled_bitmap({ 360, 280, buggie->rect().width() * 2, buggie->rect().height() * 2 }, *buggie, buggie->rect());
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painter.draw_rect({ 20, 260, 480, 320 }, Color::DarkGray);
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painter.draw_rect({ 520, 260, 240, 80 }, Color::DarkGray);
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painter.draw_text({ 520, 260, 240, 80 }, "CenterLeft", Gfx::TextAlignment::CenterLeft, Color::White);
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painter.draw_text({ 520, 260, 240, 80 }, "Center", Gfx::TextAlignment::Center, Color::White);
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painter.draw_text({ 520, 260, 240, 80 }, "CenterRight", Gfx::TextAlignment::CenterRight, Color::White);
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painter.draw_text({ 520, 260, 240, 80 }, "TopLeft", Gfx::TextAlignment::TopLeft, Color::White);
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painter.draw_text({ 520, 260, 240, 80 }, "TopRight", Gfx::TextAlignment::TopRight, Color::White);
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painter.draw_text({ 520, 260, 240, 80 }, "BottomLeft", Gfx::TextAlignment::BottomLeft, Color::White);
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painter.draw_text({ 520, 260, 240, 80 }, "BottomRight", Gfx::TextAlignment::BottomRight, Color::White);
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painter.draw_rect({ 520, 360, 240, 30 }, Color::DarkGray);
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painter.draw_text({ 520, 360, 240, 30 }, "Emojis! 🙂😂🐞🦄", Gfx::TextAlignment::Center, Color::White);
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painter.draw_rect({ 520, 410, 240, 80 }, Color::DarkGray);
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painter.draw_text({ 520, 415, 240, 20 }, "Normal text", Gfx::FontDatabase::default_font(), Gfx::TextAlignment::CenterLeft, Color::Red);
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painter.draw_text({ 520, 430, 240, 20 }, "Bold text", Gfx::FontDatabase::default_font().bold_variant(), Gfx::TextAlignment::CenterLeft, Color::Green);
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painter.draw_text({ 520, 450, 240, 20 }, "Normal text (fixed width)", Gfx::FontDatabase::default_fixed_width_font(), Gfx::TextAlignment::CenterLeft, Color::Blue);
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painter.draw_text({ 520, 465, 240, 20 }, "Bold text (fixed width)", Gfx::FontDatabase::default_fixed_width_font().bold_variant(), Gfx::TextAlignment::CenterLeft, Color::Yellow);
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auto font = Gfx::BitmapFont::load_from_file("/res/fonts/PebbletonBold14.font");
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painter.draw_rect({ 520, 510, 240, 30 }, Color::DarkGray);
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painter.draw_text({ 520, 510, 240, 30 }, "Hello friends! :^)", *font, Gfx::TextAlignment::Center, Color::White);
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painter.fill_rect({ 520, 560, 10, 20 }, Color::White);
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painter.fill_rect({ 530, 560, 10, 20 }, Color::WarmGray);
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painter.fill_rect({ 540, 560, 10, 20 }, Color::LightGray);
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painter.fill_rect({ 550, 560, 10, 20 }, Color::MidGray);
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painter.fill_rect({ 560, 560, 10, 20 }, Color::DarkGray);
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painter.fill_rect({ 570, 560, 10, 20 }, Color::Black);
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painter.fill_rect({ 580, 560, 10, 20 }, Color::Blue);
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painter.fill_rect({ 590, 560, 10, 20 }, Color::MidBlue);
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painter.fill_rect({ 600, 560, 10, 20 }, Color::DarkBlue);
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painter.fill_rect({ 610, 560, 10, 20 }, Color::Cyan);
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painter.fill_rect({ 620, 560, 10, 20 }, Color::MidCyan);
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painter.fill_rect({ 630, 560, 10, 20 }, Color::DarkCyan);
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painter.fill_rect({ 640, 560, 10, 20 }, Color::Green);
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painter.fill_rect({ 650, 560, 10, 20 }, Color::MidGreen);
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painter.fill_rect({ 660, 560, 10, 20 }, Color::DarkGreen);
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painter.fill_rect({ 670, 560, 10, 20 }, Color::Yellow);
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painter.fill_rect({ 680, 560, 10, 20 }, Color::Red);
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painter.fill_rect({ 690, 560, 10, 20 }, Color::MidRed);
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painter.fill_rect({ 700, 560, 10, 20 }, Color::DarkRed);
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painter.fill_rect({ 710, 560, 10, 20 }, Color::Magenta);
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painter.fill_rect({ 720, 560, 10, 20 }, Color::MidMagenta);
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update();
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}
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int main(int argc, char** argv)
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{
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auto app = GUI::Application::construct(argc, argv);
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if (pledge("stdio recvfd sendfd rpath", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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if (unveil("/res", "r") < 0) {
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perror("unveil");
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return 1;
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}
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if (unveil(nullptr, nullptr) < 0) {
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perror("unveil");
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return 1;
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}
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auto window = GUI::Window::construct();
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window->set_double_buffering_enabled(true);
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window->set_title("LibGfx Demo");
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window->set_resizable(false);
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window->resize(WIDTH, HEIGHT);
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auto& file_menu = window->add_menu("&File");
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file_menu.add_action(GUI::CommonActions::make_quit_action([&](auto&) { app->quit(); }));
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auto app_icon = GUI::Icon::default_icon("app-libgfx-demo");
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window->set_icon(app_icon.bitmap_for_size(16));
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window->set_main_widget<Canvas>();
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window->show();
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return app->exec();
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}
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