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authorThomas White <taw@bitwiz.org.uk>2011-02-18 16:31:40 -0800
committerThomas White <taw@physics.org>2012-02-22 15:27:15 +0100
commit6fb8d4b727b82f32168f9ba44a1d4f5c5033d181 (patch)
tree77037316f3f13b257d81670b969aac4d3274fdbf /src/dw-geomatic.c
parent83af8912dcdc58423298e50441617ebce26891a6 (diff)
Introduce 'geomatic'
Diffstat (limited to 'src/dw-geomatic.c')
-rw-r--r--src/dw-geomatic.c801
1 files changed, 801 insertions, 0 deletions
diff --git a/src/dw-geomatic.c b/src/dw-geomatic.c
new file mode 100644
index 00000000..c5137e43
--- /dev/null
+++ b/src/dw-geomatic.c
@@ -0,0 +1,801 @@
+/*
+ * dw-geomatic.c
+ *
+ * GUI geometry calibration
+ *
+ * (c) 2006-2011 Thomas White <taw@physics.org>
+ *
+ * Part of CrystFEL - crystallography with a FEL
+ *
+ */
+
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <gtk/gtk.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <cairo.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+
+#include "dw-geomatic.h"
+#include "render.h"
+#include "hdf5-file.h"
+#include "utils.h"
+#include "cell.h"
+#include "geometry.h"
+#include "peaks.h"
+
+
+static void displaywindow_error(DWGeomatic *dw, const char *message)
+{
+ GtkWidget *window;
+
+ window = gtk_message_dialog_new(GTK_WINDOW(dw->window),
+ GTK_DIALOG_DESTROY_WITH_PARENT,
+ GTK_MESSAGE_WARNING,
+ GTK_BUTTONS_CLOSE, message);
+ gtk_window_set_title(GTK_WINDOW(window), "Error");
+
+ g_signal_connect_swapped(window, "response",
+ G_CALLBACK(gtk_widget_destroy), window);
+ gtk_widget_show(window);
+}
+
+
+static void displaywindow_update(DWGeomatic *dw)
+{
+ gint width;
+
+ if ( dw->image != NULL ) {
+ dw->width = dw->image->width;
+ dw->height = dw->image->height;
+ } else {
+ dw->width = 320;
+ dw->height = 320;
+ }
+
+ width = dw->width;
+ if ( dw->show_col_scale ) width += 20;
+
+ if ( dw->pixbuf != NULL ) {
+ gdk_pixbuf_unref(dw->pixbuf);
+ }
+ if ( dw->image != NULL ) {
+ dw->pixbuf = render_get_image(dw->image, 1, dw->scale,
+ dw->boostint);
+ } else {
+ dw->pixbuf = NULL;
+ }
+
+ if ( dw->col_scale != NULL ) {
+ gdk_pixbuf_unref(dw->col_scale);
+ }
+ dw->col_scale = render_get_colour_scale(20, dw->height, dw->scale);
+
+ gdk_window_invalidate_rect(dw->drawingarea->window, NULL, FALSE);
+}
+
+
+/* Window closed - clean up */
+static gint displaywindow_closed(GtkWidget *window, DWGeomatic *dw)
+{
+ if ( dw->hdfile != NULL ) {
+ hdfile_close(dw->hdfile);
+ }
+
+ exit(0); /* This program only handles one image at a time */
+}
+
+
+static gboolean displaywindow_expose(GtkWidget *da, GdkEventExpose *event,
+ DWGeomatic *dw)
+{
+ cairo_t *cr;
+ Reflection *refl;
+ RefListIterator *iter;
+
+ cr = gdk_cairo_create(da->window);
+
+ /* Blank white background */
+ cairo_rectangle(cr, 0.0, 0.0, da->allocation.width,
+ da->allocation.height);
+ cairo_set_source_rgb(cr, 0.0, 0.0, 1.0);
+ cairo_fill(cr);
+
+ if ( dw->pixbuf != NULL ) {
+ gdk_draw_pixbuf(da->window,
+ da->style->bg_gc[GTK_WIDGET_STATE(da)],
+ dw->pixbuf,
+ 0, 0, 0, 0, dw->width, dw->height,
+ GDK_RGB_DITHER_NONE, 0, 0);
+ }
+
+ if ( (dw->show_col_scale) && (dw->col_scale != NULL) ) {
+ gdk_draw_pixbuf(da->window,
+ da->style->bg_gc[GTK_WIDGET_STATE(da)],
+ dw->col_scale,
+ 0, 0, dw->width, 0, 20, dw->height,
+ GDK_RGB_DITHER_NONE, 0, 0);
+ }
+
+ if ( dw->image->det != NULL ) {
+
+ RefList *peaks;
+ UnitCell *rot;
+
+ dw->image->bw = 0.01;
+ dw->image->div = 0.0;
+ dw->image->profile_radius = 0.0;
+
+ rot = rotate_cell(dw->cell, dw->pos_x/100000.0, dw->pos_y/100000.0, 0.0);
+ peaks = find_intersections(dw->image, rot, 0);
+ cell_free(rot);
+
+ for ( refl = first_refl(peaks, &iter);
+ refl != NULL;
+ refl = next_refl(refl, iter) ) {
+
+ double x, y;
+
+ get_detector_pos(refl, &x, &y);
+ cairo_new_path(cr);
+ cairo_arc(cr, x, y, 3.0, 0.0, 2.0*M_PI);
+ cairo_set_source_rgb(cr, 0.0, 0.0, 1.0);
+ cairo_stroke(cr);
+
+ }
+
+ reflist_free(peaks);
+
+ }
+
+ return FALSE;
+}
+
+
+static gint displaywindow_close(GtkWidget *widget, DWGeomatic *dw)
+{
+ gtk_widget_destroy(dw->window);
+ return 0;
+}
+
+
+static gint displaywindow_set_boostint_response(GtkWidget *widget,
+ gint response,
+ DWGeomatic *dw)
+{
+ int done = 1;
+
+ if ( response == GTK_RESPONSE_OK ) {
+
+ const char *sboostint;
+ float boostint;
+ int scanval;
+
+ sboostint = gtk_entry_get_text(
+ GTK_ENTRY(dw->boostint_dialog->entry));
+ scanval = sscanf(sboostint, "%f", &boostint);
+ if ( (scanval != 1) || (boostint <= 0) ) {
+ displaywindow_error(dw, "Please enter a positive "
+ "value for the intensity boost "
+ "factor.");
+ done = 0;
+ } else {
+ dw->boostint = boostint;
+ displaywindow_update(dw);
+ }
+ }
+
+ if ( done ) {
+ gtk_widget_destroy(dw->boostint_dialog->window);
+ }
+
+ return 0;
+}
+
+
+static gint displaywindow_set_boostint_destroy(GtkWidget *widget,
+ DWGeomatic *dw)
+{
+ free(dw->boostint_dialog);
+ dw->boostint_dialog = NULL;
+ return 0;
+}
+
+
+static gint displaywindow_set_boostint_response_ac(GtkWidget *widget,
+ DWGeomatic *dw)
+{
+ return displaywindow_set_boostint_response(widget, GTK_RESPONSE_OK, dw);
+}
+
+
+/* Create a window to ask the user for a new intensity boost factor */
+static gint displaywindow_set_boostint(GtkWidget *widget, DWGeomatic *dw)
+{
+ struct gmdialog *bd;
+ GtkWidget *vbox;
+ GtkWidget *hbox;
+ GtkWidget *table;
+ GtkWidget *label;
+ char tmp[64];
+
+ if ( dw->boostint_dialog != NULL ) {
+ return 0;
+ }
+
+ if ( dw->hdfile == NULL ) {
+ return 0;
+ }
+
+ bd = malloc(sizeof(struct gmdialog));
+ if ( bd == NULL ) return 0;
+ dw->boostint_dialog = bd;
+
+ bd->window = gtk_dialog_new_with_buttons("Intensity Boost",
+ GTK_WINDOW(dw->window),
+ GTK_DIALOG_DESTROY_WITH_PARENT,
+ GTK_STOCK_CANCEL, GTK_RESPONSE_CLOSE,
+ GTK_STOCK_OK, GTK_RESPONSE_OK, NULL);
+
+ vbox = gtk_vbox_new(FALSE, 0);
+ hbox = gtk_hbox_new(TRUE, 0);
+ gtk_box_pack_start(GTK_BOX(GTK_DIALOG(bd->window)->vbox),
+ GTK_WIDGET(hbox), FALSE, FALSE, 7);
+ gtk_box_pack_start(GTK_BOX(hbox), GTK_WIDGET(vbox), FALSE, FALSE, 5);
+
+ table = gtk_table_new(3, 2, FALSE);
+ gtk_table_set_row_spacings(GTK_TABLE(table), 5);
+ gtk_table_set_col_spacings(GTK_TABLE(table), 5);
+ gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(table), FALSE, FALSE, 0);
+
+ label = gtk_label_new("Boost Factor:");
+ gtk_misc_set_alignment(GTK_MISC(label), 1, 0.5);
+ gtk_table_attach_defaults(GTK_TABLE(table), GTK_WIDGET(label),
+ 1, 2, 3, 4);
+
+ bd->entry = gtk_entry_new();
+ snprintf(tmp, 63, "%.2f", dw->boostint);
+ gtk_entry_set_text(GTK_ENTRY(bd->entry), tmp);
+ gtk_table_attach_defaults(GTK_TABLE(table), GTK_WIDGET(bd->entry),
+ 2, 3, 3, 4);
+
+ g_signal_connect(G_OBJECT(bd->entry), "activate",
+ G_CALLBACK(displaywindow_set_boostint_response_ac),
+ dw);
+ g_signal_connect(G_OBJECT(bd->window), "response",
+ G_CALLBACK(displaywindow_set_boostint_response), dw);
+ g_signal_connect(G_OBJECT(bd->window), "destroy",
+ G_CALLBACK(displaywindow_set_boostint_destroy), dw);
+ gtk_window_set_resizable(GTK_WINDOW(bd->window), FALSE);
+ gtk_widget_show_all(bd->window);
+ gtk_widget_grab_focus(GTK_WIDGET(bd->entry));
+
+ return 0;
+}
+
+
+static gint displaywindow_about(GtkWidget *widget, DWGeomatic *dw)
+{
+ GtkWidget *window;
+
+ const gchar *authors[] = {
+ "Thomas White <taw@physics.org>",
+ NULL
+ };
+
+ window = gtk_about_dialog_new();
+ gtk_window_set_transient_for(GTK_WINDOW(window),
+ GTK_WINDOW(dw->window));
+
+ gtk_about_dialog_set_name(GTK_ABOUT_DIALOG(window), "geomatic");
+ gtk_about_dialog_set_version(GTK_ABOUT_DIALOG(window), PACKAGE_VERSION);
+ gtk_about_dialog_set_copyright(GTK_ABOUT_DIALOG(window),
+ "(c) 2006-2011 Thomas White <taw@physics.org> and others");
+ gtk_about_dialog_set_comments(GTK_ABOUT_DIALOG(window),
+ "Quick viewer for HDF files");
+ gtk_about_dialog_set_license(GTK_ABOUT_DIALOG(window),
+ "(c) 2006-2011 Thomas White <taw@physics.org>\n");
+ gtk_about_dialog_set_website(GTK_ABOUT_DIALOG(window),
+ "http://www.bitwiz.org.uk/");
+ gtk_about_dialog_set_authors(GTK_ABOUT_DIALOG(window), authors);
+
+ g_signal_connect(window, "response", G_CALLBACK(gtk_widget_destroy),
+ NULL);
+
+ gtk_widget_show_all(window);
+
+ return 0;
+}
+
+
+static gint displaywindow_set_colscale(GtkWidget *widget, DWGeomatic *dw)
+{
+ dw->show_col_scale = 1 - dw->show_col_scale;
+ displaywindow_update(dw);
+ return 0;
+}
+
+
+static void displaywindow_addui_callback(GtkUIManager *ui, GtkWidget *widget,
+ GtkContainer *container)
+{
+ gtk_box_pack_start(GTK_BOX(container), widget, FALSE, FALSE, 0);
+
+ /* Enable overflow menu if this is a toolbar */
+ if ( GTK_IS_TOOLBAR(widget) ) {
+ gtk_toolbar_set_show_arrow(GTK_TOOLBAR(widget), TRUE);
+ }
+}
+
+
+static gint displaywindow_setscale(GtkWidget *widget, GtkRadioAction *action,
+ DWGeomatic *dw)
+{
+ switch ( gtk_radio_action_get_current_value(action) )
+ {
+ case 0 : dw->scale = SCALE_COLOUR; break;
+ case 1 : dw->scale = SCALE_MONO; break;
+ case 2 : dw->scale = SCALE_INVMONO; break;
+ }
+ displaywindow_update(dw);
+
+ return 0;
+}
+
+
+static gint displaywindow_loadgeom_response(GtkWidget *d, gint response,
+ DWGeomatic *dw)
+{
+ if ( response == GTK_RESPONSE_ACCEPT ) {
+
+ char *file;
+ struct detector *det;
+
+ file = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(d));
+
+ det = get_detector_geometry(file);
+ g_free(file);
+
+ if ( det == NULL ) {
+ displaywindow_error(dw, "Invalid geometry file");
+ return 1;
+ }
+
+ /* Validate geometry */
+ if ( (1+det->max_x != dw->image->width)
+ || (1+det->max_y != dw->image->height) ) {
+
+ displaywindow_error(dw,
+ "Geometry does not match image size");
+ return 1;
+
+ } else {
+
+ if ( dw->image->det != NULL ) {
+ free_detector_geometry(dw->image->det);
+ }
+ dw->image->det = det;
+
+ displaywindow_update(dw);
+ }
+
+ }
+
+ gtk_widget_destroy(d);
+
+ return 0;
+}
+
+
+
+static gint displaywindow_loadgeom(GtkWidget *widget, DWGeomatic *dw)
+{
+ GtkWidget *d;
+
+ d = gtk_file_chooser_dialog_new("Load Geometry File",
+ GTK_WINDOW(dw->window),
+ GTK_FILE_CHOOSER_ACTION_SAVE,
+ GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+ GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
+ NULL);
+
+ g_signal_connect(G_OBJECT(d), "response",
+ G_CALLBACK(displaywindow_loadgeom_response), dw);
+
+ gtk_widget_show_all(d);
+
+ return 0;
+}
+
+
+static void displaywindow_addmenubar(DWGeomatic *dw, GtkWidget *vbox,
+ int colscale)
+{
+ GError *error = NULL;
+ GtkActionEntry entries[] = {
+
+ { "FileAction", NULL, "_File", NULL, NULL, NULL },
+ { "LoadGeomAction", GTK_STOCK_OPEN, "_Load Geometry", NULL,
+ NULL, G_CALLBACK(displaywindow_loadgeom) },
+ { "CloseAction", GTK_STOCK_CLOSE, "_Close", NULL, NULL,
+ G_CALLBACK(displaywindow_close) },
+
+ { "ViewAction", NULL, "_View", NULL, NULL, NULL },
+ { "ImagesAction", NULL, "Images", NULL, NULL, NULL },
+ { "BoostIntAction", NULL, "Boost Intensity...", "F5", NULL,
+ G_CALLBACK(displaywindow_set_boostint) },
+
+ { "HelpAction", NULL, "_Help", NULL, NULL, NULL },
+ { "AboutAction", GTK_STOCK_ABOUT, "_About Geomatic...",
+ NULL, NULL,
+ G_CALLBACK(displaywindow_about) },
+
+ };
+ guint n_entries = G_N_ELEMENTS(entries);
+
+ GtkToggleActionEntry toggles[] = {
+ { "ColScaleAction", NULL, "Show Colour Scale", NULL, NULL,
+ G_CALLBACK(displaywindow_set_colscale), FALSE },
+ };
+ guint n_toggles = G_N_ELEMENTS(toggles);
+ GtkRadioActionEntry radios[] = {
+ { "ColAction", NULL, "Colour", NULL, NULL,
+ SCALE_COLOUR },
+ { "MonoAction", NULL, "Monochrome", NULL, NULL,
+ SCALE_MONO },
+ { "InvMonoAction", NULL, "Inverse Monochrome", NULL, NULL,
+ SCALE_INVMONO },
+ };
+ guint n_radios = G_N_ELEMENTS(radios);
+
+ dw->action_group = gtk_action_group_new("geomatic");
+ gtk_action_group_add_actions(dw->action_group, entries, n_entries, dw);
+ gtk_action_group_add_toggle_actions(dw->action_group, toggles,
+ n_toggles, dw);
+ gtk_action_group_add_radio_actions(dw->action_group, radios, n_radios,
+ colscale,
+ G_CALLBACK(displaywindow_setscale),
+ dw);
+
+ dw->ui = gtk_ui_manager_new();
+ gtk_ui_manager_insert_action_group(dw->ui, dw->action_group, 0);
+ g_signal_connect(dw->ui, "add_widget",
+ G_CALLBACK(displaywindow_addui_callback), vbox);
+ if ( gtk_ui_manager_add_ui_from_file(dw->ui,
+ DATADIR"/crystfel/geomatic.ui", &error) == 0 ) {
+ fprintf(stderr, "Error loading message window menu bar: %s\n",
+ error->message);
+ return;
+ }
+
+ gtk_window_add_accel_group(GTK_WINDOW(dw->window),
+ gtk_ui_manager_get_accel_group(dw->ui));
+ gtk_ui_manager_ensure_update(dw->ui);
+}
+
+
+struct newhdf {
+ DWGeomatic *dw;
+ char name[1024];
+};
+
+static gint displaywindow_newhdf(GtkMenuItem *item, struct newhdf *nh)
+{
+ hdfile_set_image(nh->dw->hdfile, nh->name);
+ hdf5_read(nh->dw->hdfile, nh->dw->image, 0, 0.0);
+ gtk_widget_set_size_request(GTK_WIDGET(nh->dw->drawingarea),
+ nh->dw->image->width,
+ nh->dw->image->height);
+ displaywindow_update(nh->dw);
+ return 0;
+}
+
+
+static GtkWidget *displaywindow_addhdfgroup(struct hdfile *hdfile,
+ const char *group,
+ DWGeomatic *dw, GSList **rgp)
+{
+ char **names;
+ int *is_group;
+ int *is_image;
+ GtkWidget *ms;
+ int n, i;
+
+ if ( hdfile == NULL ) return NULL;
+
+ names = hdfile_read_group(hdfile, &n, group, &is_group, &is_image);
+ if ( n == 0 ) return NULL;
+
+ ms = gtk_menu_new();
+
+ for ( i=0; i<n; i++ ) {
+
+ GtkWidget *item;
+ GtkWidget *sub;
+
+ if ( names[i] == NULL ) return NULL;
+
+ if ( is_group[i] ) {
+
+ item = gtk_menu_item_new_with_label(names[i]);
+
+ sub = displaywindow_addhdfgroup(hdfile, names[i],
+ dw, rgp);
+ gtk_menu_item_set_submenu(GTK_MENU_ITEM(item), sub);
+
+ } else if ( is_image[i] ) {
+
+ struct newhdf *nh;
+
+ item = gtk_radio_menu_item_new_with_label(*rgp,
+ names[i]);
+
+ if ( *rgp == NULL ) {
+ gtk_check_menu_item_set_active(
+ GTK_CHECK_MENU_ITEM(item), TRUE);
+ } else {
+ gtk_check_menu_item_set_active(
+ GTK_CHECK_MENU_ITEM(item), FALSE);
+ }
+
+ *rgp = gtk_radio_menu_item_get_group(
+ GTK_RADIO_MENU_ITEM(item));
+
+ nh = malloc(sizeof(struct newhdf));
+ if ( nh != NULL ) {
+ strncpy(nh->name, names[i], 1023);
+ nh->dw = dw;
+ g_signal_connect(G_OBJECT(item), "activate",
+ G_CALLBACK(displaywindow_newhdf), nh);
+ }
+
+ } else {
+
+ char *tmp;
+
+ item = gtk_menu_item_new_with_label(names[i]);
+
+ tmp = hdfile_get_string_value(hdfile, names[i]);
+ if ( tmp != NULL ) {
+
+ GtkWidget *ss;
+ GtkWidget *mss;
+
+ mss = gtk_menu_new();
+ ss = gtk_menu_item_new_with_label(tmp);
+ gtk_widget_set_sensitive(ss, FALSE);
+ gtk_menu_shell_append(GTK_MENU_SHELL(mss), ss);
+ gtk_menu_item_set_submenu(GTK_MENU_ITEM(item),
+ mss);
+
+ }
+
+
+ }
+
+ gtk_menu_shell_append(GTK_MENU_SHELL(ms), item);
+
+ free(names[i]);
+
+
+ }
+
+ free(is_group);
+ free(is_image);
+
+ return ms;
+}
+
+
+static GtkWidget *displaywindow_createhdfmenus(struct hdfile *hdfile,
+ DWGeomatic *dw)
+{
+ GSList *rg = NULL;
+
+ return displaywindow_addhdfgroup(hdfile, "/", dw, &rg);
+}
+
+
+static void displaywindow_update_menus(DWGeomatic *dw)
+{
+ GtkWidget *ms;
+ GtkWidget *w;
+
+ ms = displaywindow_createhdfmenus(dw->hdfile, dw);
+
+ if ( ms == NULL ) {
+
+ /* Too bad. You'd better hope that /data/data exists... */
+ ERROR("Couldn't get list of images in HDF file\n");
+ w = gtk_ui_manager_get_widget(dw->ui,
+ "/ui/displaywindow/view/images");
+ gtk_widget_set_sensitive(GTK_WIDGET(w), FALSE);
+
+ /* Add a dummy menu so that the user knows what's going on */
+ ms = gtk_menu_new();
+ w = gtk_ui_manager_get_widget(dw->ui,
+ "/ui/displaywindow/view/images");
+ gtk_menu_item_set_submenu(GTK_MENU_ITEM(w), ms);
+
+ return;
+
+ }
+
+ /* Make new menu be the submenu for File->Images */
+ w = gtk_ui_manager_get_widget(dw->ui, "/ui/displaywindow/view/images");
+ gtk_menu_item_set_submenu(GTK_MENU_ITEM(w), ms);
+
+ gtk_widget_show_all(ms);
+}
+
+
+static gint displaywindow_release(GtkWidget *widget, GdkEventButton *event,
+ DWGeomatic *dw)
+{
+ if ( (event->type == GDK_BUTTON_RELEASE) && (event->button == 1) ) {
+
+ g_signal_handler_disconnect(GTK_OBJECT(dw->drawingarea),
+ dw->motion_callback);
+ dw->motion_callback = 0;
+
+ }
+
+ return 0;
+}
+
+
+static gint displaywindow_motion(GtkWidget *widget, GdkEventMotion *event,
+ DWGeomatic *dw)
+{
+ double x, y;
+
+ x = event->x - dw->motion_origx;
+ y = event->y - dw->motion_origy;
+
+ dw->pos_x += x;
+ dw->pos_y += y;
+
+ /* Schedule redraw */
+ gtk_widget_queue_draw_area(dw->drawingarea, 0, 0,
+ dw->width, dw->height);
+
+ return 0;
+}
+
+
+static gint displaywindow_press(GtkWidget *widget, GdkEventButton *event,
+ DWGeomatic *dw)
+{
+ if ( dw->motion_callback != 0 ) {
+ return 0;
+ }
+
+ if ( (event->type == GDK_BUTTON_PRESS) && (event->button == 1) ) {
+
+ dw->motion_origx = event->x;
+ dw->motion_origy = event->y;
+
+ /* Connect motion callback */
+ dw->motion_callback = g_signal_connect(
+ GTK_OBJECT(dw->drawingarea),
+ "motion-notify-event",
+ G_CALLBACK(displaywindow_motion),
+ dw);
+
+ }
+
+ return 0;
+
+}
+
+
+DWGeomatic *geomatic_open(const char *filename)
+{
+ DWGeomatic *dw;
+ char *title;
+ GtkWidget *vbox;
+ GtkWidget *sw;
+ int wr, hr;
+
+ dw = calloc(1, sizeof(DWGeomatic));
+ if ( dw == NULL ) return NULL;
+ dw->pixbuf = NULL;
+ dw->show_col_scale = 0;
+ dw->col_scale = NULL;
+ dw->boostint_dialog = NULL;
+ dw->boostint = 1;
+ dw->motion_callback = 0;
+ dw->image = NULL;
+ dw->scale = SCALE_COLOUR;
+ dw->pos_x = 0.0;
+ dw->pos_y = 0.0;
+ dw->pos_z = 0.0;
+
+ dw->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+
+ if ( filename == NULL ) {
+ title = strdup("No file - geomatic");
+ } else {
+ char *bn = safe_basename(filename);
+ title = malloc(strlen(bn)+14);
+ sprintf(title, "%s - geomatic", bn);
+ free(bn);
+ }
+ gtk_window_set_title(GTK_WINDOW(dw->window), title);
+ free(title);
+
+ g_signal_connect(G_OBJECT(dw->window), "destroy",
+ G_CALLBACK(displaywindow_closed), dw);
+
+ vbox = gtk_vbox_new(FALSE, 0);
+ gtk_container_add(GTK_CONTAINER(dw->window), vbox);
+ displaywindow_addmenubar(dw, vbox, dw->scale);
+
+ /* Open the file, if any */
+ if ( filename != NULL ) {
+
+ dw->hdfile = hdfile_open(filename);
+ if ( dw->hdfile == NULL ) {
+ ERROR("Couldn't open file '%s'\n", filename);
+ return NULL;
+ } else if ( hdfile_set_first_image(dw->hdfile, "/") ) {
+ ERROR("Couldn't select path\n");
+ return NULL;
+ } else {
+ dw->image = calloc(1, sizeof(struct image));
+ hdf5_read(dw->hdfile, dw->image, 0, 0.0);
+ }
+
+ } else {
+ return NULL;
+ }
+
+ dw->drawingarea = gtk_drawing_area_new();
+ gtk_widget_set_size_request(GTK_WIDGET(dw->drawingarea),
+ dw->image->width,
+ dw->image->height);
+ sw = gtk_scrolled_window_new(NULL, NULL);
+ gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(sw),
+ GTK_POLICY_AUTOMATIC,
+ GTK_POLICY_AUTOMATIC);
+ gtk_scrolled_window_add_with_viewport(GTK_SCROLLED_WINDOW(sw),
+ dw->drawingarea);
+ gtk_box_pack_start(GTK_BOX(vbox), sw, TRUE, TRUE, 0);
+
+ wr = dw->image->width;
+ hr = dw->image->height;
+ if ( wr > 640 ) wr = 640;
+ if ( hr > 640 ) hr = 640;
+ gtk_widget_set_size_request(GTK_WIDGET(dw->window), wr, hr);
+
+ g_signal_connect(GTK_OBJECT(dw->drawingarea), "expose-event",
+ G_CALLBACK(displaywindow_expose), dw);
+
+ gtk_window_set_resizable(GTK_WINDOW(dw->window), TRUE);
+ gtk_widget_show_all(dw->window);
+
+ dw->cell = load_cell_from_pdb("1JB0.pdb");
+
+ dw->boostint = 1.0;
+ displaywindow_update(dw);
+
+ gtk_widget_add_events(GTK_WIDGET(dw->drawingarea),
+ GDK_BUTTON_PRESS_MASK
+ | GDK_BUTTON_RELEASE_MASK
+ | GDK_BUTTON1_MOTION_MASK);
+ g_object_set(G_OBJECT(dw->drawingarea), "can-focus", TRUE, NULL);
+
+ g_signal_connect(GTK_OBJECT(dw->drawingarea), "button-press-event",
+ G_CALLBACK(displaywindow_press), dw);
+ g_signal_connect(GTK_OBJECT(dw->drawingarea), "button-release-event",
+ G_CALLBACK(displaywindow_release), dw);
+
+ if ( dw->hdfile != NULL ) displaywindow_update_menus(dw);
+
+ return dw;
+}