moved LabGrid class to its own file

2018-01-12 21:58:10 +01:00
parent 3b6cc19ae9
commit 0e52db3c77
4 changed files with 343 additions and 248 deletions
--- a/rtgui/labgrid.h
+++ b/rtgui/labgrid.h
@@ -0,0 +1,78 @@
+/** -*- C++ -*-
+ *  
+ *  This file is part of RawTherapee.
+ *
+ *  Copyright (c) 2017 Alberto Griggio <alberto.griggio@gmail.com>
+ *
+ *  RawTherapee is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  RawTherapee is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with RawTherapee.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+// adapted from the "color correction" module of Darktable. Original copyright follows
+/*
+    copyright (c) 2009--2010 johannes hanika.
+
+    darktable is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    darktable is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with darktable.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#pragma once
+
+#include <gtkmm.h>
+#include "eventmapper.h"
+#include "toolpanel.h"
+
+
+class LabGrid: public Gtk::DrawingArea {
+private:
+    rtengine::ProcEvent evt_;
+    enum State { OFF, HIGH, LOW };
+    State selected_;
+    float low_a_;
+    float high_a_;
+    float low_b_;
+    float high_b_;
+    ToolPanelListener *listener_;
+    bool edited_;
+    sigc::connection delay_conn_;
+    static const int inset = 2;
+
+    bool notify_listener();
+    
+public:
+    LabGrid(rtengine::ProcEvent evt);
+
+    void get_params(double &la, double &lb, double &ha, double &hb) const;
+    void set_params(double la, double lb, double ha, double hb, bool notify);
+    void set_edited(bool yes);
+    bool get_edited() const;
+    void set_listener(ToolPanelListener *l);
+
+    bool on_draw(const ::Cairo::RefPtr<Cairo::Context> &crf);
+    bool on_button_press_event(GdkEventButton *event);
+    bool on_motion_notify_event(GdkEventMotion *event);
+    Gtk::SizeRequestMode get_request_mode_vfunc() const;
+    void get_preferred_width_vfunc(int &minimum_width, int &natural_width) const;
+    void get_preferred_height_for_width_vfunc (int width, int &minimum_height, int &natural_height) const;
+};
+