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ladybird/Applications/PixelPaint/main.cpp

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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "CreateNewImageDialog.h"
#include "CreateNewLayerDialog.h"
#include "FilterParams.h"
#include "Image.h"
#include "ImageEditor.h"
#include "Layer.h"
#include "LayerListWidget.h"
#include "LayerPropertiesWidget.h"
#include "PaletteWidget.h"
#include "Tool.h"
#include "ToolPropertiesWidget.h"
#include "ToolboxWidget.h"
#include <LibGUI/Action.h>
#include <LibGUI/Application.h>
#include <LibGUI/BoxLayout.h>
#include <LibGUI/Clipboard.h>
#include <LibGUI/FilePicker.h>
#include <LibGUI/Icon.h>
#include <LibGUI/Menu.h>
#include <LibGUI/MenuBar.h>
#include <LibGUI/MessageBox.h>
#include <LibGUI/TableView.h>
#include <LibGUI/Window.h>
#include <LibGfx/Bitmap.h>
#include <LibGfx/Matrix4x4.h>
#include <stdio.h>
int main(int argc, char** argv)
{
if (pledge("stdio thread shared_buffer accept rpath unix wpath cpath fattr", nullptr) < 0) {
perror("pledge");
return 1;
}
auto app = GUI::Application::construct(argc, argv);
if (pledge("stdio thread shared_buffer accept rpath wpath cpath", nullptr) < 0) {
perror("pledge");
return 1;
}
auto app_icon = GUI::Icon::default_icon("app-pixel-paint");
auto window = GUI::Window::construct();
window->set_title("PixelPaint");
window->resize(950, 570);
window->set_icon(app_icon.bitmap_for_size(16));
auto& horizontal_container = window->set_main_widget<GUI::Widget>();
horizontal_container.set_layout<GUI::HorizontalBoxLayout>();
horizontal_container.layout()->set_spacing(0);
auto& toolbox = horizontal_container.add<PixelPaint::ToolboxWidget>();
auto& vertical_container = horizontal_container.add<GUI::Widget>();
vertical_container.set_layout<GUI::VerticalBoxLayout>();
vertical_container.layout()->set_spacing(0);
auto& image_editor = vertical_container.add<PixelPaint::ImageEditor>();
image_editor.set_focus(true);
vertical_container.add<PixelPaint::PaletteWidget>(image_editor);
auto& right_panel = horizontal_container.add<GUI::Widget>();
right_panel.set_fill_with_background_color(true);
right_panel.set_fixed_width(230);
right_panel.set_layout<GUI::VerticalBoxLayout>();
auto& layer_list_widget = right_panel.add<PixelPaint::LayerListWidget>();
auto& layer_properties_widget = right_panel.add<PixelPaint::LayerPropertiesWidget>();
auto& tool_properties_widget = right_panel.add<PixelPaint::ToolPropertiesWidget>();
toolbox.on_tool_selection = [&](auto* tool) {
image_editor.set_active_tool(tool);
tool_properties_widget.set_active_tool(tool);
};
window->show();
auto menubar = GUI::MenuBar::construct();
auto& app_menu = menubar->add_menu("PixelPaint");
app_menu.add_action(
GUI::Action::create(
"New", [&](auto&) {
auto dialog = PixelPaint::CreateNewImageDialog::construct(window);
if (dialog->exec() == GUI::Dialog::ExecOK) {
auto image = PixelPaint::Image::create_with_size(dialog->image_size());
auto bg_layer = PixelPaint::Layer::create_with_size(*image, image->size(), "Background");
image->add_layer(*bg_layer);
bg_layer->bitmap().fill(Color::White);
image_editor.set_image(image);
layer_list_widget.set_image(image);
image_editor.set_active_layer(bg_layer);
}
},
window));
app_menu.add_action(GUI::CommonActions::make_open_action([&](auto&) {
Optional<String> open_path = GUI::FilePicker::get_open_filepath(window);
if (!open_path.has_value())
return;
auto image = PixelPaint::Image::create_from_file(open_path.value());
image_editor.set_image(image);
layer_list_widget.set_image(image);
}));
app_menu.add_action(GUI::CommonActions::make_save_as_action([&](auto&) {
if (!image_editor.image())
return;
Optional<String> save_path = GUI::FilePicker::get_save_filepath(window, "untitled", "pp");
if (!save_path.has_value())
return;
image_editor.image()->save(save_path.value());
}));
auto& export_submenu = app_menu.add_submenu("Export");
export_submenu.add_action(
GUI::Action::create(
"As BMP", [&](auto&) {
if (!image_editor.image())
return;
Optional<String> save_path = GUI::FilePicker::get_save_filepath(window, "untitled", "bmp");
if (!save_path.has_value())
return;
image_editor.image()->export_bmp(save_path.value());
},
window));
app_menu.add_separator();
app_menu.add_action(GUI::CommonActions::make_quit_action([](auto&) {
GUI::Application::the()->quit();
return;
}));
auto& edit_menu = menubar->add_menu("Edit");
auto paste_action = GUI::CommonActions::make_paste_action([&](auto&) {
ASSERT(image_editor.image());
auto bitmap = GUI::Clipboard::the().bitmap();
if (!bitmap)
return;
auto layer = PixelPaint::Layer::create_with_bitmap(*image_editor.image(), *bitmap, "Pasted layer");
image_editor.image()->add_layer(layer.release_nonnull());
});
GUI::Clipboard::the().on_change = [&](auto& mime_type) {
paste_action->set_enabled(mime_type == "image/x-serenityos");
};
paste_action->set_enabled(GUI::Clipboard::the().mime_type() == "image/x-serenityos");
edit_menu.add_action(paste_action);
auto undo_action = GUI::CommonActions::make_undo_action([&](auto&) {
ASSERT(image_editor.image());
image_editor.undo();
});
edit_menu.add_action(undo_action);
auto redo_action = GUI::CommonActions::make_redo_action([&](auto&) {
ASSERT(image_editor.image());
image_editor.redo();
});
edit_menu.add_action(redo_action);
auto& tool_menu = menubar->add_menu("Tool");
toolbox.for_each_tool([&](auto& tool) {
if (tool.action())
tool_menu.add_action(*tool.action());
return IterationDecision::Continue;
});
auto& layer_menu = menubar->add_menu("Layer");
layer_menu.add_action(GUI::Action::create(
"Create new layer...", { Mod_Ctrl | Mod_Shift, Key_N }, [&](auto&) {
auto dialog = PixelPaint::CreateNewLayerDialog::construct(image_editor.image()->size(), window);
if (dialog->exec() == GUI::Dialog::ExecOK) {
auto layer = PixelPaint::Layer::create_with_size(*image_editor.image(), dialog->layer_size(), dialog->layer_name());
if (!layer) {
GUI::MessageBox::show_error(window, String::formatted("Unable to create layer with size {}", dialog->size().to_string()));
return;
}
image_editor.image()->add_layer(layer.release_nonnull());
image_editor.layers_did_change();
}
},
window));
layer_menu.add_separator();
layer_menu.add_action(GUI::Action::create(
"Select previous layer", { 0, Key_PageUp }, [&](auto&) {
layer_list_widget.move_selection(1);
},
window));
layer_menu.add_action(GUI::Action::create(
"Select next layer", { 0, Key_PageDown }, [&](auto&) {
layer_list_widget.move_selection(-1);
},
window));
layer_menu.add_action(GUI::Action::create(
"Select top layer", { 0, Key_Home }, [&](auto&) {
layer_list_widget.select_top_layer();
},
window));
layer_menu.add_action(GUI::Action::create(
"Select bottom layer", { 0, Key_End }, [&](auto&) {
layer_list_widget.select_bottom_layer();
},
window));
layer_menu.add_separator();
layer_menu.add_action(GUI::Action::create(
"Move active layer up", { Mod_Ctrl, Key_PageUp }, [&](auto&) {
auto active_layer = image_editor.active_layer();
if (!active_layer)
return;
image_editor.image()->move_layer_up(*active_layer);
},
window));
layer_menu.add_action(GUI::Action::create(
"Move active layer down", { Mod_Ctrl, Key_PageDown }, [&](auto&) {
auto active_layer = image_editor.active_layer();
if (!active_layer)
return;
image_editor.image()->move_layer_down(*active_layer);
},
window));
layer_menu.add_separator();
layer_menu.add_action(GUI::Action::create(
"Remove active layer", { Mod_Ctrl, Key_D }, [&](auto&) {
auto active_layer = image_editor.active_layer();
if (!active_layer)
return;
image_editor.image()->remove_layer(*active_layer);
image_editor.set_active_layer(nullptr);
},
window));
auto& filter_menu = menubar->add_menu("Filter");
auto& spatial_filters_menu = filter_menu.add_submenu("Spatial");
auto& edge_detect_submenu = spatial_filters_menu.add_submenu("Edge Detect");
edge_detect_submenu.add_action(GUI::Action::create("Laplacian (cardinal)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
Gfx::LaplacianFilter filter;
if (auto parameters = PixelPaint::FilterParameters<Gfx::LaplacianFilter>::get(false)) {
filter.apply(layer->bitmap(), layer->rect(), layer->bitmap(), layer->rect(), *parameters);
image_editor.did_complete_action();
}
}
}));
edge_detect_submenu.add_action(GUI::Action::create("Laplacian (diagonal)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
Gfx::LaplacianFilter filter;
if (auto parameters = PixelPaint::FilterParameters<Gfx::LaplacianFilter>::get(true)) {
filter.apply(layer->bitmap(), layer->rect(), layer->bitmap(), layer->rect(), *parameters);
image_editor.did_complete_action();
}
}
}));
auto& blur_submenu = spatial_filters_menu.add_submenu("Blur and Sharpen");
blur_submenu.add_action(GUI::Action::create("Gaussian Blur (3x3)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
Gfx::SpatialGaussianBlurFilter<3> filter;
if (auto parameters = PixelPaint::FilterParameters<Gfx::SpatialGaussianBlurFilter<3>>::get()) {
filter.apply(layer->bitmap(), layer->rect(), layer->bitmap(), layer->rect(), *parameters);
image_editor.did_complete_action();
}
}
}));
blur_submenu.add_action(GUI::Action::create("Gaussian Blur (5x5)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
Gfx::SpatialGaussianBlurFilter<5> filter;
if (auto parameters = PixelPaint::FilterParameters<Gfx::SpatialGaussianBlurFilter<5>>::get()) {
filter.apply(layer->bitmap(), layer->rect(), layer->bitmap(), layer->rect(), *parameters);
image_editor.did_complete_action();
}
}
}));
blur_submenu.add_action(GUI::Action::create("Box Blur (3x3)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
Gfx::BoxBlurFilter<3> filter;
if (auto parameters = PixelPaint::FilterParameters<Gfx::BoxBlurFilter<3>>::get()) {
filter.apply(layer->bitmap(), layer->rect(), layer->bitmap(), layer->rect(), *parameters);
image_editor.did_complete_action();
}
}
}));
blur_submenu.add_action(GUI::Action::create("Box Blur (5x5)", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
Gfx::BoxBlurFilter<5> filter;
if (auto parameters = PixelPaint::FilterParameters<Gfx::BoxBlurFilter<5>>::get()) {
filter.apply(layer->bitmap(), layer->rect(), layer->bitmap(), layer->rect(), *parameters);
image_editor.did_complete_action();
}
}
}));
blur_submenu.add_action(GUI::Action::create("Sharpen", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
Gfx::SharpenFilter filter;
if (auto parameters = PixelPaint::FilterParameters<Gfx::SharpenFilter>::get()) {
filter.apply(layer->bitmap(), layer->rect(), layer->bitmap(), layer->rect(), *parameters);
image_editor.did_complete_action();
}
}
}));
spatial_filters_menu.add_separator();
spatial_filters_menu.add_action(GUI::Action::create("Generic 5x5 Convolution", [&](auto&) {
if (auto* layer = image_editor.active_layer()) {
Gfx::GenericConvolutionFilter<5> filter;
if (auto parameters = PixelPaint::FilterParameters<Gfx::GenericConvolutionFilter<5>>::get(window)) {
filter.apply(layer->bitmap(), layer->rect(), layer->bitmap(), layer->rect(), *parameters);
image_editor.did_complete_action();
}
}
}));
auto& help_menu = menubar->add_menu("Help");
help_menu.add_action(GUI::CommonActions::make_about_action("PixelPaint", app_icon, window));
app->set_menubar(move(menubar));
image_editor.on_active_layer_change = [&](auto* layer) {
layer_list_widget.set_selected_layer(layer);
layer_properties_widget.set_layer(layer);
};
auto image = PixelPaint::Image::create_with_size({ 640, 480 });
auto bg_layer = PixelPaint::Layer::create_with_size(*image, { 640, 480 }, "Background");
image->add_layer(*bg_layer);
bg_layer->bitmap().fill(Color::White);
auto fg_layer1 = PixelPaint::Layer::create_with_size(*image, { 200, 200 }, "FG Layer 1");
fg_layer1->set_location({ 50, 50 });
image->add_layer(*fg_layer1);
fg_layer1->bitmap().fill(Color::Yellow);
auto fg_layer2 = PixelPaint::Layer::create_with_size(*image, { 100, 100 }, "FG Layer 2");
fg_layer2->set_location({ 300, 300 });
image->add_layer(*fg_layer2);
fg_layer2->bitmap().fill(Color::Blue);
layer_list_widget.on_layer_select = [&](auto* layer) {
image_editor.set_active_layer(layer);
};
layer_list_widget.set_image(image);
image_editor.set_image(image);
image_editor.set_active_layer(bg_layer);
return app->exec();
}
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