"edit.h/.cc" splitted to limit rebuilding dependencies

rtgui/editbuffer.h

@@ -0,0 +1,83 @@
+/*
+ *  This file is part of RawTherapee.
+ *
+ *  Copyright (c) 2019 Jean-Christophe FRISCH <natureh.510@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/>.
+ */
+#pragma once
+
+#include "editid.h"
+#include "../rtengine/coord.h"
+#include <cairomm/cairomm.h>
+
+#ifdef GUIVERSION
+#include "rtsurface.h"
+#endif
+
+class EditDataProvider;
+class EditSubscriber;
+
+/** @file
+ * See editwidgets.h for documentation
+ */
+
+class ObjectMOBuffer
+{
+private:
+
+    // Used to draw the objects where the color correspond to the object's ID, in order to find the correct object when hovering
+    Cairo::RefPtr<Cairo::ImageSurface> objectMap;
+    ObjectMode objectMode;
+
+protected:
+
+    // To avoid duplicated information, we points to a EditDataProvider that contains the current EditSubscriber
+    // instead of pointing to the EditSubscriber directly
+    EditDataProvider* dataProvider;
+
+    void createBuffer(int width, int height);
+    void resize(int newWidth, int newHeight);
+    void flush();
+    EditSubscriber *getEditSubscriber ();
+
+public:
+    explicit ObjectMOBuffer (EditDataProvider *dataProvider);
+    ~ObjectMOBuffer();
+
+    EditDataProvider* getDataProvider ();
+    void setObjectMode (ObjectMode newType);
+    ObjectMode getObjectMode ();
+
+    Cairo::RefPtr<Cairo::ImageSurface>& getObjectMap ();
+
+    // return true if the buffer has been allocated
+    bool bufferCreated();
+
+    int getObjectID(const rtengine::Coord& location);
+};
+
+inline EditDataProvider* ObjectMOBuffer::getDataProvider () {
+    return dataProvider;
+}
+
+inline ObjectMode ObjectMOBuffer::getObjectMode () {
+    return objectMode;
+}
+
+inline Cairo::RefPtr<Cairo::ImageSurface>& ObjectMOBuffer::getObjectMap () {
+    return objectMap;
+}
+
+