Sort of fix panning when rotated

[grits] / src / gis-viewer.h

diff --git a/src/gis-viewer.h b/src/gis-viewer.h
index 06378d76d032fdf2c488da741c5df5b9ac222c74..ea07348cc823c319ba5ad81119fd7584e555ba52 100644 (file)
--- a/src/gis-viewer.h
+++ b/src/gis-viewer.h
@@ -55,6 +55,10 @@ struct _GisViewer {
        gdouble     location[3];
        gdouble     rotation[3];
        gboolean    offline;
+
+       /* For dragging */
+       gint    drag_mode;
+       gdouble drag_x, drag_y;
 };
 
 struct _GisViewerClass {
@@ -88,8 +92,8 @@ gchar *gis_viewer_get_time(GisViewer *viewer);
 
 void gis_viewer_set_location(GisViewer *viewer, gdouble  lat, gdouble  lon, gdouble  elev);
 void gis_viewer_get_location(GisViewer *viewer, gdouble *lat, gdouble *lon, gdouble *elev);
-void gis_viewer_pan         (GisViewer *viewer, gdouble  lat, gdouble  lon, gdouble  elev);
-void gis_viewer_zoom        (GisViewer *viewer, gdouble  scale);
+void gis_viewer_pan(GisViewer *self, gdouble forward, gdouble sideways, gdouble up);
+void gis_viewer_zoom(GisViewer *viewer, gdouble  scale);
 
 void gis_viewer_set_rotation(GisViewer *viewer, gdouble  x, gdouble  y, gdouble  z);
 void gis_viewer_get_rotation(GisViewer *viewer, gdouble *x, gdouble *y, gdouble *z);