77 lines
2.7 KiB
C++
77 lines
2.7 KiB
C++
/*
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* This file is part of RawTherapee.
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*
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* Copyright (c) 2004-2010 Gabor Horvath <hgabor@rawtherapee.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 <https://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 "cropwindow.h"
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#include "cursormanager.h"
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#include "guiutils.h"
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#include "previewhandler.h"
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class PreviewWindow :
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public Gtk::DrawingArea,
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public PreviewListener,
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public CropWindowListener
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{
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private:
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Cairo::RefPtr<BackBuffer> backBuffer;
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PreviewHandler* previewHandler;
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sigc::connection rconn;
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CropWindow* mainCropWin;
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ImageArea* imageArea;
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int imgX, imgY, imgW, imgH;
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double zoom;
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double press_x, press_y;
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bool isMoving;
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bool needsUpdate;
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CursorShape cursor_type;
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void updatePreviewImage ();
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void getObservedFrameArea (int& x, int& y, int& w, int& h);
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public:
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PreviewWindow ();
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void setPreviewHandler (PreviewHandler* ph);
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void setImageArea (ImageArea* ia);
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void on_realize () override;
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void on_resized (Gtk::Allocation& req);
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bool on_draw (const ::Cairo::RefPtr< Cairo::Context> &cr) override;
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bool on_motion_notify_event (GdkEventMotion* event) override;
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bool on_button_press_event (GdkEventButton* event) override;
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bool on_button_release_event(GdkEventButton* event) override;
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Gtk::SizeRequestMode get_request_mode_vfunc () const override;
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void get_preferred_height_vfunc (int& minimum_height, int& natural_height) const override;
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void get_preferred_width_vfunc (int &minimum_width, int &natural_width) const override;
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void get_preferred_height_for_width_vfunc (int width, int &minimum_height, int &natural_height) const override;
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void get_preferred_width_for_height_vfunc (int height, int &minimum_width, int &natural_width) const override;
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// PreviewListener interface
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void previewImageChanged () override;
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// CropWindowListener interface
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void cropPositionChanged(CropWindow* w) override;
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void cropWindowSizeChanged(CropWindow* w) override;
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void cropZoomChanged(CropWindow* w) override;
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void initialImageArrived() override;
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};
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