src/display_interface.h

   1 /* -*- Mode: C; indent-tabs-mode: nil; c-basic-offset: 4 c-style: "K&R" -*- */
   2
   3 /*----------------------------------------------------------------------
   4
   5   gpiv - Graphic program for Particle Image Velocimetry, based on gtk/gnome
   6          libraries.
   7
   8    Copyright (C) 2002 Gerber van der Graaf
   9
  10    This file is part of gpiv.
  11
  12    Gpiv is free software; you can redistribute it and/or modify
  13    it under the terms of the GNU General Public License as published by
  14    the Free Software Foundation; either version 2, or (at your option)
  15    any later version.
  16
  17    This program is distributed in the hope that it will be useful,
  18    but WITHOUT ANY WARRANTY; without even the implied warranty of
  19    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20    GNU General Public License for more details.
  21
  22    You should have received a copy of the GNU General Public License
  23    along with this program; if not, write to the Free Software Foundation,
  24    Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  25
  26 ----------------------------------------------------------------------*/
  27
  28 /*
  29  * widgets prototypes of display
  30  * $Log: display_interface.h,v $
  31  * Revision 1.13  2007-12-19 08:42:35  gerber
  32  * debugged
  33  *
  34  * Revision 1.12  2007-11-23 16:24:07  gerber
  35  * release 0.5.0: Kafka
  36  *
  37  * Revision 1.11  2007-06-06 17:00:48  gerber
  38  * Retreives images/data from URI using Gnome Virtual File System.
  39  *
  40  * Revision 1.10  2007-03-22 16:00:32  gerber
  41  * Added image processing tabulator
  42  *
  43  * Revision 1.9  2007/02/05 15:17:09  gerber
  44  * auto stretching, broadcast display settings to buffers from preferences
  45  *
  46  * Revision 1.8  2007-01-29 11:27:43  gerber
  47  * added image formats png, gif, tif png, bmp, improved buffer display
  48  *
  49  * Revision 1.7  2006/01/31 14:28:12  gerber
  50  * version 0.3.0
  51  *
  52  * Revision 1.5  2004/06/14 21:19:23  gerber
  53  * Image depth up to 16 bits.
  54  * Improvement "single int" and "drag int" in Eval tab.
  55  * Viewer's pop-up menu.
  56  * Adaption for gpiv_matrix_* and gpiv_vector_*.
  57  * Resizing console.
  58  * See Changelog for further info.
  59  *
  60  * Revision 1.4  2003/09/01 11:17:14  gerber
  61  * improved monitoring of interrogation process
  62  *
  63  * Revision 1.3  2003/07/31 11:43:26  gerber
  64  * display images in gnome canvas (HOERAreset)
  65  *
  66  * Revision 1.2  2003/06/27 13:47:26  gerber
  67  * display ruler, line/point evaluation
  68  *
  69  * Revision 1.1.1.1  2003/06/17 17:10:52  gerber
  70  * Imported gpiv
  71  *
  72  */
  73
  74 #ifndef DISPLAY_INTERFACE_H
  75 #define DISPLAY_INTERFACE_H
  76
  77 #include "console_interface.h"
  78 /* #include "gpiv_gui.h" */
  79
  80
  81 typedef struct _Image Image;
  82 struct _Image {
  83     GpivImage *image;           /* image structure */
  84
  85 /*
  86  * Image is displayed at gnome canvas
  87  */
  88     GdkPixbuf *pixbuf1;         /* pixpbuf of first image frame */
  89     GdkPixbuf *pixbuf2;         /* pixbuf of first image frame */
  90     guchar *rgbbuf_img1;        /* graphical representation of first image frame */
  91     guchar *rgbbuf_img2;        /* graphical representation of first image frame */
  92     guint rgb_img_width;        /* straddled image width */
  93     gfloat img_mean;            /* average value of image intensity */
  94     GnomeCanvasItem *gci_img1;
  95     GnomeCanvasItem *gci_img2;
  96     gboolean exist_img;         /* flag if image exists */
  97     gboolean saved_img;         /* flag if image has been saved after modifying */
  98
  99 };
 100
 101 /*
 102  * Structure for displaying the Interrogation Region contours
 103  */
 104 typedef struct _Intreg Intreg;
 105 struct _Intreg {
 106     guint row_start_old;        /* Used to check if contours have to be updated */
 107     guint col_start_old;        /* Used to check if contours have to be updated */
 108     GpivPivPar *par;
 109     GpivPivData *data;
 110     gboolean exist_int;
 111     GnomeCanvasItem *gci_intreg1[MAX_DATA][MAX_DATA];
 112     GnomeCanvasItem *gci_intreg2[MAX_DATA][MAX_DATA];
 113 };
 114
 115
 116 /*
 117  * Contains all PIV data, derived data and parameters
 118  */
 119 typedef struct _PivData PivData;
 120 struct _PivData {
 121     GpivPivPar *piv_par;
 122     GpivPivData *piv_data;
 123     GpivPivData *piv_data_scaled;
 124     gboolean exist_piv;
 125     gboolean saved_piv;
 126     gboolean scaled_piv;
 127     gboolean averaged_piv;
 128
 129     GnomeCanvasItem *gci_vector[MAX_DATA][MAX_DATA];
 130     gboolean exist_vec;
 131
 132     GpivCov *cov;               /* Used for displaying in Interrogation tab of console */
 133     gboolean exist_cov;
 134
 135     gfloat **intreg1;           /* Used for displaying in Interrogation tab of console */
 136     gfloat **intreg2;           /* Used for displaying in Interrogation tab of console */
 137
 138     GpivValidPar *valid_par;
 139     gboolean exist_valid;
 140     GpivBinData *klass;
 141     gboolean exist_histo;
 142     gboolean saved_histo;
 143
 144     GpivPostPar *post_par;      /* Post processing parameters */
 145     GpivScalarData *vor_data;   /* Vorticity data, derived from PIV data */
 146     GpivScalarData *vor_data_scaled;            /* Time and spatial scaled vorticity data */
 147     gboolean exist_vor;
 148     gboolean exist_vor_scaled;
 149     gboolean saved_vor;
 150     GnomeCanvasItem *gci_scalar_vor[MAX_DATA][MAX_DATA];
 151
 152     GpivScalarData *sstrain_data;       /* Shear strain data, derived from PIV data */
 153     GpivScalarData *sstrain_data_scaled;        /* Time and spatial scaled shear strain data */
 154     gboolean exist_sstrain;
 155     gboolean exist_sstrain_scaled;
 156     gboolean saved_sstrain;
 157     GnomeCanvasItem *gci_scalar_sstrain[MAX_DATA][MAX_DATA];
 158
 159     GpivScalarData *nstrain_data;       /* Normal strain data, derived from PIV data */
 160     GpivScalarData *nstrain_data_scaled;         /* Time and spatial scaled normal strain data */
 161     gboolean exist_nstrain;
 162     gboolean exist_nstrain_scaled;
 163     gboolean saved_nstrain;
 164     GnomeCanvasItem *gci_scalar_nstrain[MAX_DATA][MAX_DATA];
 165
 166 };
 167
 168 /*
 169  * The graphical interface of the display buffer
 170  */
 171 typedef struct _Display Display;
 172 struct _Display {
 173     char *file_uri_name;
 174     guint id;           /* array number and identity of display.
 175                         When created set to row number in buffer clist,
 176                         but may differ after deleting displays has taken place */
 177     GtkWidget *mwin;    /* main window for display */
 178     GtkWidget *vbox;
 179
 180 /*
 181  * Menu bar and menus
 182  */
 183     GtkWidget *menubar;
 184     GtkWidget *menuitem_view;
 185     GtkWidget *menuitem_view_menu;
 186     GtkWidget *view_menubar;
 187     GtkWidget *view_rulers;
 188     GtkWidget *stretch_auto;
 189     GtkWidget *stretch;
 190     GtkWidget *separator_zoom;
 191     GSList *zoom_group;
 192     gchar *zoom_key[8];
 193     GtkWidget *zoom_menu[8];
 194
 195     GtkWidget *menuitem_background;
 196     GtkWidget *menuitem_background_menu;
 197     GSList *background_group;
 198     GtkWidget *view_blue;
 199     GtkWidget *view_black;
 200     GtkWidget *view_image_a;
 201     GtkWidget *view_image_b;
 202
 203     GtkWidget *menuitem_view_piv_data;
 204     GtkWidget *menuitem_view_piv_data_menu;
 205     GtkWidget *view_interrogation_areas;
 206     GtkWidget *view_velocity_vectors;
 207
 208     GtkWidget *menuitem_view_scalar_data;
 209     GtkWidget *menuitem_view_scalar_data_menu;
 210     GSList *scalar_group;
 211     GtkWidget *view_none;
 212     GtkWidget *view_vorticity;
 213     GtkWidget *view_shear_strain;
 214     GtkWidget *view_normal_strain;
 215
 216     GtkWidget *menuitem_vector_scale;
 217     GtkWidget *menuitem_vector_scale_menu;
 218     GSList *vector_scale_group;
 219     gchar *vector_scale_key[9];
 220     GtkWidget *vector_scale_menu[9];
 221
 222     GtkWidget *menuitem_vector_color;
 223     GtkWidget *menuitem_vector_color_menu;
 224     GSList *vector_color_group;
 225     GtkWidget *vector_color_peak_nr;
 226     GtkWidget *vector_color_snr;
 227     GtkWidget *vector_color_magngray;
 228     GtkWidget *vector_color_magncolor;
 229
 230 /*
 231  * Toolbar
 232  */
 233 #ifdef DISPLAY_TOOLBAR
 234     GtkWidget *toolbar;
 235     GtkIconSize toolbar_icon_size;
 236     GtkWidget *toolitem_zoom_in;
 237     GtkWidget *button_zoom_in;
 238     GtkWidget *toolitem_zoom_out;
 239     GtkWidget *button_zoom_out;
 240     GtkWidget *toolitem_fit;
 241     GtkWidget *button_fit;
 242 #endif
 243
 244 /*
 245  * Display area
 246  */
 247     GtkWidget *table;
 248 /*     GtkWidget *button_origin; */
 249 /*     GtkWidget *arrow_origin; */
 250     GtkObject *hadj;
 251     GtkObject *vadj;
 252     GtkWidget *hruler;
 253     GtkWidget *vruler;
 254     GtkWidget *vscrollbar;
 255     GtkWidget *hscrollbar;
 256
 257     GtkWidget *canvas;
 258     GtkWidget *view_options;
 259     GtkWidget *appbar;
 260     GtkWidget *nav_ebox;
 261
 262 /*     gboolean stretch_window_tmp; */
 263     gint zoom_index;
 264     gfloat zoom_factor_old;
 265     gfloat zoom_factor;
 266     gint vector_scale;
 267     gint vector_color;
 268     gchar msg_display_default[GPIV_MAX_CHARS];
 269
 270     GtkWidget *display_popupmenu;
 271     GnomeCanvasItem *gci_bg;
 272
 273 /*
 274  * Display data
 275  */
 276     Image *img;
 277     Intreg *intreg;
 278     PivData *pida;
 279
 280    /*  enum ShowBackground */ guint display_backgrnd;
 281 /*     gboolean display_img1; */
 282 /*     gboolean display_img2; */
 283     gboolean display_intregs;
 284     gboolean display_piv;
 285    /*  enum ShowScalar */ guint display_scalar;
 286 /*     gboolean display_vor; */
 287 /*     gboolean display_sstrain; */
 288 /*     gboolean display_nstrain; */
 289
 290     gboolean index_old;
 291     gint index_x_old;
 292     gint index_y_old;
 293     gdouble xgrab_first;
 294     gdouble ygrab_first;
 295
 296     gdouble x_adj_value;
 297 /*     gdouble x_adj_value_init; */
 298     gdouble x_adj_lower;
 299     gdouble x_adj_upper;
 300     gdouble x_page_size;
 301     gdouble y_adj_value;
 302 /*     gdouble y_adj_value_init; */
 303     gdouble y_adj_lower;
 304     gdouble y_adj_upper;
 305     gdouble y_page_size;
 306 };
 307
 308
 309 /*
 310  * creates display window
 311  */
 312 Display *
 313 create_display (gchar *fname,
 314                 GpivImage *image,
 315                 guint buf,
 316                 GpivConsole *gpiv);
 317
 318 /*
 319  * creates display popup menu
 320  */
 321 GtkWidget *
 322 create_display_popupmenu (Display *disp);
 323
 324
 325 #endif /*  DISPLAY_INTERFACE_H */