rawTherapee/rtgui/rtsurface.h
2019-09-10 12:34:57 +02:00

55 lines
1.7 KiB
C++

/*
* This file is part of RawTherapee.
*
* Copyright (c) 2018 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 <https://www.gnu.org/licenses/>.
*/
#pragma once
#include <gtkmm/image.h>
#include "rtscalable.h"
/**
* @brief A derived class of Gtk::Image in order to handle theme-related icon sets.
*/
class RTSurface :
public RTScalable
{
public:
RTSurface();
explicit RTSurface(const Glib::ustring& fileName, const Glib::ustring& rtlFileName = {});
void setImage(const Glib::ustring& fileName, const Glib::ustring& rtlFileName = {});
int getWidth() const;
int getHeight() const;
bool hasSurface() const;
Cairo::RefPtr<const Cairo::ImageSurface> get() const;
const Cairo::RefPtr<Cairo::ImageSurface>& get();
static void init();
static void updateImages();
static void setDPInScale(double newDPI, int newScale);
private:
void changeImage(const Glib::ustring& imageName);
static double dpiBack; // used to keep track of master dpi change
static int scaleBack; // used to keep track of master scale change
Cairo::RefPtr<Cairo::ImageSurface> surface;
};