bf25b0a0b5
The Undo/Redo actions now tell you what kind of action will be undone/redone. This is achieved by adding an "action text" field to the ImageUndoCommand and having everyone who calls did_complete_action() provide this text.
107 lines
2.5 KiB
C++
107 lines
2.5 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* Copyright (c) 2022, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "MoveTool.h"
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#include "../Image.h"
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#include "../ImageEditor.h"
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#include "../Layer.h"
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#include <LibGUI/Action.h>
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#include <LibGUI/Menu.h>
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#include <LibGUI/Window.h>
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namespace PixelPaint {
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void MoveTool::on_mousedown(Layer* layer, MouseEvent& event)
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{
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if (event.image_event().button() == GUI::MouseButton::Secondary) {
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m_editor->start_panning(event.raw_event().position());
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return;
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}
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if (!layer)
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return;
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auto& layer_event = event.layer_event();
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auto& image_event = event.image_event();
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if (layer_event.button() != GUI::MouseButton::Primary)
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return;
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if (!layer->rect().contains(layer_event.position()))
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return;
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m_layer_being_moved = *layer;
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m_event_origin = image_event.position();
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m_layer_origin = layer->location();
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}
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void MoveTool::on_mousemove(Layer* layer, MouseEvent& event)
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{
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if (m_editor->is_panning()) {
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m_editor->pan_to(event.raw_event().position());
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return;
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}
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if (!layer)
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return;
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auto& image_event = event.image_event();
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if (!m_layer_being_moved)
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return;
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auto delta = image_event.position() - m_event_origin;
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m_layer_being_moved->set_location(m_layer_origin.translated(delta));
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m_editor->layers_did_change();
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}
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void MoveTool::on_mouseup(Layer* layer, MouseEvent& event)
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{
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if (event.image_event().button() == GUI::MouseButton::Secondary) {
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m_editor->stop_panning();
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m_editor->set_override_cursor(cursor());
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return;
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}
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if (!layer)
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return;
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auto& layer_event = event.layer_event();
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if (layer_event.button() != GUI::MouseButton::Primary)
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return;
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m_layer_being_moved = nullptr;
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m_editor->did_complete_action(tool_name());
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}
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void MoveTool::on_keydown(GUI::KeyEvent& event)
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{
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if (event.modifiers() != 0)
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return;
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auto* layer = m_editor->active_layer();
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if (!layer)
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return;
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auto new_location = layer->location();
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switch (event.key()) {
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case Key_Up:
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new_location.translate_by(0, -1);
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break;
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case Key_Down:
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new_location.translate_by(0, 1);
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break;
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case Key_Left:
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new_location.translate_by(-1, 0);
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break;
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case Key_Right:
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new_location.translate_by(1, 0);
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break;
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default:
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return;
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}
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layer->set_location(new_location);
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m_editor->layers_did_change();
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}
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}
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