79 lines
2.7 KiB
C++
79 lines
2.7 KiB
C++
/** -*- C++ -*-
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*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2017 Alberto Griggio <alberto.griggio@gmail.com>
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*
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* RawTherapee is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* RawTherapee is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with RawTherapee. If not, see <http://www.gnu.org/licenses/>.
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*/
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// adapted from the "color correction" module of Darktable. Original copyright follows
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/*
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copyright (c) 2009--2010 johannes hanika.
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darktable is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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darktable is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with darktable. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <gtkmm.h>
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#include "eventmapper.h"
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#include "toolpanel.h"
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class LabGrid: public Gtk::DrawingArea {
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private:
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rtengine::ProcEvent evt_;
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enum State { OFF, HIGH, LOW };
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State selected_;
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float low_a_;
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float high_a_;
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float low_b_;
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float high_b_;
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ToolPanelListener *listener_;
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bool edited_;
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sigc::connection delay_conn_;
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static const int inset = 2;
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bool notify_listener();
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public:
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LabGrid(rtengine::ProcEvent evt);
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void get_params(double &la, double &lb, double &ha, double &hb) const;
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void set_params(double la, double lb, double ha, double hb, bool notify);
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void set_edited(bool yes);
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bool get_edited() const;
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void set_listener(ToolPanelListener *l);
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bool on_draw(const ::Cairo::RefPtr<Cairo::Context> &crf);
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bool on_button_press_event(GdkEventButton *event);
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bool on_motion_notify_event(GdkEventMotion *event);
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Gtk::SizeRequestMode get_request_mode_vfunc() const;
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void get_preferred_width_vfunc(int &minimum_width, int &natural_width) const;
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void get_preferred_height_for_width_vfunc (int width, int &minimum_height, int &natural_height) const;
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};
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