mirror of
https://github.com/LadybirdBrowser/ladybird.git
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116cf92156
This fits nicer with FloatRect,FloatPoint,FloatSize and gives a much better visual clue about what type of metric is being used.
121 lines
4.2 KiB
C++
121 lines
4.2 KiB
C++
/*
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* Copyright (c) 2020, Andreas Kling <kling@serenityos.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "Image.h"
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#include <LibGUI/Frame.h>
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#include <LibGfx/FloatPoint.h>
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namespace PixelPaint {
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class Layer;
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class Tool;
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class ImageEditor final
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: public GUI::Frame
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, public ImageClient {
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C_OBJECT(ImageEditor);
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public:
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virtual ~ImageEditor() override;
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const Image* image() const { return m_image; }
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Image* image() { return m_image; }
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void set_image(RefPtr<Image>);
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Layer* active_layer() { return m_active_layer; }
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void set_active_layer(Layer*);
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Tool* active_tool() { return m_active_tool; }
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void set_active_tool(Tool*);
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void layers_did_change();
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Layer* layer_at_editor_position(const Gfx::IntPoint&);
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Color primary_color() const { return m_primary_color; }
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void set_primary_color(Color);
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Color secondary_color() const { return m_secondary_color; }
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void set_secondary_color(Color);
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Color color_for(const GUI::MouseEvent&) const;
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Color color_for(GUI::MouseButton) const;
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Function<void(Color)> on_primary_color_change;
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Function<void(Color)> on_secondary_color_change;
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Function<void(Layer*)> on_active_layer_change;
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Gfx::FloatRect layer_rect_to_editor_rect(const Layer&, const Gfx::IntRect&) const;
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Gfx::FloatRect image_rect_to_editor_rect(const Gfx::IntRect&) const;
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Gfx::FloatRect editor_rect_to_image_rect(const Gfx::IntRect&) const;
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Gfx::FloatPoint layer_position_to_editor_position(const Layer&, const Gfx::IntPoint&) const;
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Gfx::FloatPoint image_position_to_editor_position(const Gfx::IntPoint&) const;
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Gfx::FloatPoint editor_position_to_image_position(const Gfx::IntPoint&) const;
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private:
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ImageEditor();
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virtual bool accepts_focus() const override { return true; }
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virtual void paint_event(GUI::PaintEvent&) override;
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virtual void second_paint_event(GUI::PaintEvent&) override;
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virtual void mousedown_event(GUI::MouseEvent&) override;
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virtual void mousemove_event(GUI::MouseEvent&) override;
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virtual void mouseup_event(GUI::MouseEvent&) override;
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virtual void mousewheel_event(GUI::MouseEvent&) override;
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virtual void keydown_event(GUI::KeyEvent&) override;
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virtual void keyup_event(GUI::KeyEvent&) override;
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virtual void context_menu_event(GUI::ContextMenuEvent&) override;
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virtual void resize_event(GUI::ResizeEvent&) override;
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virtual void image_did_change() override;
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GUI::MouseEvent event_adjusted_for_layer(const GUI::MouseEvent&, const Layer&) const;
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GUI::MouseEvent event_with_pan_and_scale_applied(const GUI::MouseEvent&) const;
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void relayout();
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RefPtr<Image> m_image;
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RefPtr<Layer> m_active_layer;
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Tool* m_active_tool { nullptr };
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Color m_primary_color { Color::Black };
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Color m_secondary_color { Color::White };
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Gfx::IntRect m_editor_image_rect;
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float m_scale { 1 };
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Gfx::FloatPoint m_pan_origin;
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Gfx::FloatPoint m_saved_pan_origin;
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Gfx::IntPoint m_click_position;
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};
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}
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