git.sur5r.net Git - glabels/blob - glabels2/src/view.h

   1 /*
   2  *  (GLABELS) Label and Business Card Creation program for GNOME
   3  *
   4  *  view.h:  GLabels View module header file
   5  *
   6  *  Copyright (C) 2001-2002  Jim Evins <evins@snaught.com>.
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  21  */
  22
  23 #ifndef __VIEW_H__
  24 #define __VIEW_H__
  25
  26 #include <gtk/gtk.h>
  27 #include <libgnomecanvas/libgnomecanvas.h>
  28 #include <libgnomeprint/gnome-font.h>
  29
  30 #include "label-object.h"
  31
  32 typedef enum {
  33         GL_VIEW_STATE_ARROW,
  34         GL_VIEW_STATE_OBJECT_CREATE
  35 } glViewState;
  36
  37 #define GL_TYPE_VIEW            (gl_view_get_type ())
  38 #define GL_VIEW(obj)            (GTK_CHECK_CAST((obj), GL_TYPE_VIEW, glView ))
  39 #define GL_VIEW_CLASS(klass)    (GTK_CHECK_CLASS_CAST ((klass), GL_TYPE_VIEW, glViewClass))
  40 #define GL_IS_VIEW(obj)         (GTK_CHECK_TYPE ((obj), GL_TYPE_VIEW))
  41 #define GL_IS_VIEW_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GL_TYPE_VIEW))
  42
  43 typedef struct _glView      glView;
  44 typedef struct _glViewClass glViewClass;
  45
  46 #include "view-object.h"
  47
  48 struct _glView {
  49         GtkVBox           parent_widget;
  50
  51         glLabel          *label;
  52
  53         GtkWidget        *canvas;
  54         gdouble           zoom;
  55         gboolean          zoom_to_fit_flag;
  56         gdouble           home_scale;
  57
  58         GnomeCanvasGroup *bg_group;              /* Background layer */
  59         GnomeCanvasGroup *grid_group;            /* Grid layer */
  60         GnomeCanvasGroup *markup_group;          /* Markup layer */
  61         GnomeCanvasGroup *label_group;           /* Label layer (user objects) */
  62         GnomeCanvasGroup *fg_group;              /* Foreground layer */
  63         GnomeCanvasGroup *highlight_group;       /* Highlight layer */
  64
  65         gdouble           grid_spacing;
  66
  67         glViewState       state;
  68         glLabelObjectType create_type;
  69
  70         GList             *object_list;           /* glViewObjects */
  71         GList             *selected_object_list;  /* glViewObjects */
  72
  73         /* Clipboard selection stuff */
  74         gint              have_selection;
  75         glLabel           *selection_data;
  76         GtkWidget         *invisible;
  77
  78         /* Menus */
  79         GList             *atomic_selection_items;
  80         GList             *multi_selection_items;
  81         GtkWidget         *selection_menu;
  82         GtkWidget         *empty_selection_menu;
  83
  84         /* Merge Properties Dialog */
  85         GtkWidget         *merge_props_dialog;
  86
  87         /* Print Dialog */
  88         GtkWidget         *print_dialog;
  89
  90         /* Default object text properties */
  91         gchar             *default_font_family;
  92         gdouble            default_font_size;
  93         GnomeFontWeight    default_font_weight;
  94         gboolean           default_font_italic_flag;
  95         guint              default_text_color;
  96         GtkJustification   default_text_alignment;
  97
  98         /* Default object line properties */
  99         gdouble            default_line_width;
 100         guint              default_line_color;
 101
 102         /* Default object fill properties */
 103         guint             default_fill_color;
 104 };
 105
 106 struct _glViewClass {
 107         GtkVBoxClass      parent_class;
 108
 109         /* Selection changed signal */
 110         void (*selection_changed) (glView   *view,
 111                                    gpointer  user_data);
 112
 113         /* Signals to support a status bar */
 114         void (*zoom_changed)      (glView   *view,
 115                                    gdouble   zoom,
 116                                    gpointer  user_data);
 117         void (*pointer_moved)     (glView   *view,
 118                                    gdouble   x,
 119                                    gdouble   y,
 120                                    gpointer  user_data);
 121         void (*pointer_exit)      (glView   *view,
 122                                    gpointer  user_data);
 123         void (*mode_changed)      (glView   *view,
 124                                    gpointer  user_data);
 125 };
 126
 127 G_BEGIN_DECLS
 128
 129 guint      gl_view_get_type                (void);
 130
 131 GtkWidget *gl_view_new                     (glLabel           *label);
 132
 133
 134 void       gl_view_show_grid               (glView            *view);
 135
 136 void       gl_view_hide_grid               (glView            *view);
 137
 138 void       gl_view_set_grid_spacing        (glView            *view,
 139                                             gdouble            spacing);
 140
 141 void       gl_view_show_markup             (glView            *view);
 142
 143 void       gl_view_hide_markup             (glView            *view);
 144
 145 void       gl_view_arrow_mode              (glView            *view);
 146
 147 void       gl_view_object_create_mode      (glView            *view,
 148                                             glLabelObjectType  type);
 149
 150
 151 void       gl_view_select_object           (glView            *view,
 152                                             glViewObject      *view_object);
 153
 154 void       gl_view_unselect_object         (glView            *view,
 155                                             glViewObject      *view_object);
 156
 157 void       gl_view_select_all              (glView            *view);
 158
 159 void       gl_view_unselect_all            (glView            *view);
 160
 161 void       gl_view_select_region           (glView            *view,
 162                                             gdouble            x1,
 163                                             gdouble            y1,
 164                                             gdouble            x2,
 165                                             gdouble            y2);
 166
 167 gboolean   gl_view_is_object_selected      (glView            *view,
 168                                             glViewObject      *view_object);
 169
 170 gboolean   gl_view_is_selection_empty      (glView            *view);
 171
 172 gboolean   gl_view_is_selection_atomic     (glView            *view);
 173
 174 void       gl_view_delete_selection        (glView            *view);
 175
 176 GtkWidget *gl_view_get_editor              (glView            *view);
 177
 178 void       gl_view_raise_selection         (glView            *view);
 179
 180 void       gl_view_lower_selection         (glView            *view);
 181
 182 void       gl_view_rotate_selection        (glView            *view,
 183                                             gdouble            theta_degs);
 184
 185 void       gl_view_rotate_selection_left   (glView            *view);
 186
 187 void       gl_view_rotate_selection_right  (glView            *view);
 188
 189 void       gl_view_flip_selection_horiz    (glView            *view);
 190
 191 void       gl_view_flip_selection_vert     (glView            *view);
 192
 193 void       gl_view_align_selection_left    (glView            *view);
 194
 195 void       gl_view_align_selection_right   (glView            *view);
 196
 197 void       gl_view_align_selection_hcenter (glView            *view);
 198
 199 void       gl_view_align_selection_top     (glView            *view);
 200
 201 void       gl_view_align_selection_bottom  (glView            *view);
 202
 203 void       gl_view_align_selection_vcenter (glView            *view);
 204
 205 void       gl_view_center_selection_horiz  (glView            *view);
 206
 207 void       gl_view_center_selection_vert   (glView            *view);
 208
 209 void       gl_view_move_selection          (glView            *view,
 210                                             gdouble            dx,
 211                                             gdouble            dy);
 212
 213 gboolean   gl_view_can_selection_text             (glView           *view);
 214
 215 void       gl_view_set_selection_font_family      (glView           *view,
 216                                                    const gchar      *font_family);
 217
 218 void       gl_view_set_selection_font_size        (glView           *view,
 219                                                    gdouble           font_size);
 220
 221 void       gl_view_set_selection_font_weight      (glView           *view,
 222                                                    GnomeFontWeight   font_weight);
 223
 224 void       gl_view_set_selection_font_italic_flag (glView           *view,
 225                                                    gboolean          font_italic_flag);
 226
 227 void       gl_view_set_selection_text_alignment   (glView           *view,
 228                                                    GtkJustification  text_alignment);
 229
 230 void       gl_view_set_selection_text_color       (glView           *view,
 231                                                    guint             text_color);
 232
 233 gboolean   gl_view_can_selection_fill             (glView           *view);
 234
 235 void       gl_view_set_selection_fill_color       (glView           *view,
 236                                                    guint             fill_color);
 237
 238 gboolean   gl_view_can_selection_line_color       (glView           *view);
 239
 240 void       gl_view_set_selection_line_color       (glView           *view,
 241                                                    guint             line_color);
 242
 243 gboolean   gl_view_can_selection_line_width       (glView           *view);
 244
 245 void       gl_view_set_selection_line_width       (glView           *view,
 246                                                    gdouble           line_width);
 247
 248
 249 void       gl_view_cut                     (glView            *view);
 250
 251 void       gl_view_copy                    (glView            *view);
 252
 253 void       gl_view_paste                   (glView            *view);
 254
 255
 256 void       gl_view_zoom_in                 (glView            *view);
 257
 258 void       gl_view_zoom_out                (glView            *view);
 259
 260 void       gl_view_zoom_to_fit             (glView            *view);
 261
 262 void       gl_view_set_zoom                (glView            *view,
 263                                             gdouble            zoom);
 264
 265 gdouble    gl_view_get_zoom                (glView            *view);
 266
 267 gboolean   gl_view_is_zoom_max             (glView            *view);
 268
 269 gboolean   gl_view_is_zoom_min             (glView            *view);
 270
 271
 272 void       gl_view_popup_menu              (glView            *view,
 273                                             GdkEvent          *event);
 274
 275 void       gl_view_edit_merge_props        (glView            *view);
 276
 277
 278 void       gl_view_set_default_font_family      (glView            *view,
 279                                                  const gchar       *font_family);
 280
 281 void       gl_view_set_default_font_size        (glView            *view,
 282                                                  gdouble            font_size);
 283
 284 void       gl_view_set_default_font_weight      (glView            *view,
 285                                                  GnomeFontWeight    font_weight);
 286
 287 void       gl_view_set_default_font_italic_flag (glView            *view,
 288                                                  gboolean           font_italic_flag);
 289
 290 void       gl_view_set_default_text_color       (glView            *view,
 291                                                  guint              text_color);
 292
 293 void       gl_view_set_default_text_alignment   (glView            *view,
 294                                                  GtkJustification   text_alignment);
 295
 296 void       gl_view_set_default_line_width       (glView            *view,
 297                                                  gdouble            line_width);
 298
 299 void       gl_view_set_default_line_color       (glView            *view,
 300                                                  guint              line_color);
 301
 302 void       gl_view_set_default_fill_color       (glView            *view,
 303                                                  guint              fill_color);
 304
 305
 306 gchar           *gl_view_get_default_font_family      (glView            *view);
 307
 308 gdouble          gl_view_get_default_font_size        (glView            *view);
 309
 310 GnomeFontWeight  gl_view_get_default_font_weight      (glView            *view);
 311
 312 gboolean         gl_view_get_default_font_italic_flag (glView            *view);
 313
 314 guint            gl_view_get_default_text_color       (glView            *view);
 315
 316 GtkJustification gl_view_get_default_text_alignment   (glView            *view);
 317
 318 gdouble          gl_view_get_default_line_width       (glView            *view);
 319
 320 guint            gl_view_get_default_line_color       (glView            *view);
 321
 322 guint            gl_view_get_default_fill_color       (glView            *view);
 323
 324
 325
 326 G_END_DECLS
 327
 328 #endif