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/*
* crystfelimageview.h
*
* CrystFEL's image viewer widget
*
* Copyright © 2020 Deutsches Elektronen-Synchrotron DESY,
* a research centre of the Helmholtz Association.
*
* Authors:
* 2020 Thomas White <taw@physics.org>
*
* This file is part of CrystFEL.
*
* CrystFEL 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.
*
* CrystFEL 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 CrystFEL. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef CRYSTFELIMAGEVIEW_H
#define CRYSTFELIMAGEVIEW_H
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <image.h>
#include <datatemplate.h>
#define CRYSTFEL_TYPE_IMAGE_VIEW (crystfel_image_view_get_type())
#define CRYSTFEL_IMAGE_VIEW(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), \
CRYSTFEL_TYPE_IMAGE_VIEW, CrystFELImageView))
#define CRYSTFEL_IS_IMAGE_VIEW(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), \
CRYSTFEL_TYPE_IMAGE_VIEW))
#define CRYSTFEL_IMAGE_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((obj), \
CRYSTFEL_TYPE_IMAGE_VIEW, CrystFELImageView))
#define CRYSTFEL_IS_IMAGE_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((obj), \
CRYSTFEL_TYPE_IMAGE_VIEW))
#define CRYSTFEL_IMAGE_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), \
CRYSTFEL_TYPE_IMAGE_VIEW, CrystFELImageView))
struct _crystfelimageview
{
GtkDrawingArea parent_instance;
/*< private >*/
GtkIMContext *im_context;
/* Detector size in metres */
double detector_w;
double detector_h;
/* Redraw/scroll stuff */
GtkScrollablePolicy hpol;
GtkScrollablePolicy vpol;
GtkAdjustment *hadj;
GtkAdjustment *vadj;
double visible_width;
double visible_height;
double zoom;
double drag_start_x;
double drag_start_y;
double drag_start_sp_x;
double drag_start_sp_y;
double offs_x;
double offs_y;
const struct image *image;
GdkPixbuf **pixbufs;
double brightness;
int show_peaks;
int show_refls;
};
struct _crystfelimageviewclass
{
GtkDrawingAreaClass parent_class;
};
typedef struct _crystfelimageview CrystFELImageView;
typedef struct _crystfelimageviewclass CrystFELImageViewClass;
extern GType crystfel_image_view_get_type(void);
extern GtkWidget *crystfel_image_view_new(void);
extern int crystfel_image_view_set_image(CrystFELImageView *iv,
const struct image *image);
extern void crystfel_image_view_reset_zoom(CrystFELImageView *iv);
extern void crystfel_image_view_set_brightness(CrystFELImageView *iv,
double brightness);
extern void crystfel_image_view_set_show_peaks(CrystFELImageView *iv,
int show_peaks);
extern void crystfel_image_view_set_show_reflections(CrystFELImageView *iv,
int show_refls);
#endif /* CRYSTFELIMAGEVIEW_H */
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