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           scale;
  55
  56         GnomeCanvasGroup *bg_group;              /* Background layer */
  57         GnomeCanvasGroup *grid_group;            /* Grid layer */
  58         GnomeCanvasGroup *markup_group;          /* Markup layer */
  59         GnomeCanvasGroup *label_group;           /* Label layer (user objects) */
  60         GnomeCanvasGroup *fg_group;              /* Foreground layer */
  61         GnomeCanvasGroup *highlight_group;       /* Highlight layer */
  62
  63         gdouble           grid_spacing;
  64
  65         glViewState       state;
  66         glLabelObjectType create_type;
  67
  68         GList             *object_list;           /* glViewObjects */
  69         GList             *selected_object_list;  /* glViewObjects */
  70
  71         /* Clipboard selection stuff */
  72         gint              have_selection;
  73         glLabel           *selection_data;
  74         GtkWidget         *invisible;
  75
  76         /* Menus */
  77         GList             *atomic_selection_items;
  78         GList             *multi_selection_items;
  79         GtkWidget         *selection_menu;
  80         GtkWidget         *empty_selection_menu;
  81
  82         /* Merge Properties Dialog */
  83         GtkWidget         *merge_props_dialog;
  84
  85         /* Default object text properties */
  86         gchar             *default_font_family;
  87         gdouble            default_font_size;
  88         GnomeFontWeight    default_font_weight;
  89         gboolean           default_font_italic_flag;
  90         guint              default_text_color;
  91         GtkJustification   default_text_alignment;
  92
  93         /* Default object line properties */
  94         gdouble            default_line_width;
  95         guint              default_line_color;
  96
  97         /* Default object fill properties */
  98         guint             default_fill_color;
  99 };
 100
 101 struct _glViewClass {
 102         GtkVBoxClass      parent_class;
 103
 104         /* Selection changed signal */
 105         void (*selection_changed) (glView   *view,
 106                                    gpointer  user_data);
 107
 108         /* Signals to support a status bar */
 109         void (*zoom_changed)      (glView   *view,
 110                                    gdouble   zoom,
 111                                    gpointer  user_data);
 112         void (*pointer_moved)     (glView   *view,
 113                                    gdouble   x,
 114                                    gdouble   y,
 115                                    gpointer  user_data);
 116         void (*pointer_exit)      (glView   *view,
 117                                    gpointer  user_data);
 118         void (*mode_changed)      (glView   *view,
 119                                    gpointer  user_data);
 120 };
 121
 122 G_BEGIN_DECLS
 123
 124 guint      gl_view_get_type                (void);
 125
 126 GtkWidget *gl_view_new                     (glLabel           *label);
 127
 128
 129 void       gl_view_show_grid               (glView            *view);
 130
 131 void       gl_view_hide_grid               (glView            *view);
 132
 133 void       gl_view_set_grid_spacing        (glView            *view,
 134                                             gdouble            spacing);
 135
 136 void       gl_view_show_markup             (glView            *view);
 137
 138 void       gl_view_hide_markup             (glView            *view);
 139
 140 void       gl_view_arrow_mode              (glView            *view);
 141
 142 void       gl_view_object_create_mode      (glView            *view,
 143                                             glLabelObjectType  type);
 144
 145
 146 void       gl_view_select_object           (glView            *view,
 147                                             glViewObject      *view_object);
 148
 149 void       gl_view_unselect_object         (glView            *view,
 150                                             glViewObject      *view_object);
 151
 152 void       gl_view_select_all              (glView            *view);
 153
 154 void       gl_view_unselect_all            (glView            *view);
 155
 156 void       gl_view_select_region           (glView            *view,
 157                                             gdouble            x1,
 158                                             gdouble            y1,
 159                                             gdouble            x2,
 160                                             gdouble            y2);
 161
 162 gboolean   gl_view_is_object_selected      (glView            *view,
 163                                             glViewObject      *view_object);
 164
 165 gboolean   gl_view_is_selection_empty      (glView            *view);
 166
 167 gboolean   gl_view_is_selection_atomic     (glView            *view);
 168
 169 void       gl_view_delete_selection        (glView            *view);
 170
 171 void       gl_view_edit_object_props       (glView            *view);
 172
 173 void       gl_view_raise_selection         (glView            *view);
 174
 175 void       gl_view_lower_selection         (glView            *view);
 176
 177 void       gl_view_rotate_selection        (glView            *view,
 178                                             gdouble            theta_degs);
 179
 180 void       gl_view_rotate_selection_left   (glView            *view);
 181
 182 void       gl_view_rotate_selection_right  (glView            *view);
 183
 184 void       gl_view_flip_selection_horiz    (glView            *view);
 185
 186 void       gl_view_flip_selection_vert     (glView            *view);
 187
 188 void       gl_view_align_selection_left    (glView            *view);
 189
 190 void       gl_view_align_selection_right   (glView            *view);
 191
 192 void       gl_view_align_selection_hcenter (glView            *view);
 193
 194 void       gl_view_align_selection_top     (glView            *view);
 195
 196 void       gl_view_align_selection_bottom  (glView            *view);
 197
 198 void       gl_view_align_selection_vcenter (glView            *view);
 199
 200 void       gl_view_center_selection_horiz  (glView            *view);
 201
 202 void       gl_view_center_selection_vert   (glView            *view);
 203
 204 void       gl_view_move_selection          (glView            *view,
 205                                             gdouble            dx,
 206                                             gdouble            dy);
 207
 208 gboolean   gl_view_can_selection_text             (glView           *view);
 209
 210 void       gl_view_set_selection_font_family      (glView           *view,
 211                                                    const gchar      *font_family);
 212
 213 void       gl_view_set_selection_font_size        (glView           *view,
 214                                                    gdouble           font_size);
 215
 216 void       gl_view_set_selection_font_weight      (glView           *view,
 217                                                    GnomeFontWeight   font_weight);
 218
 219 void       gl_view_set_selection_font_italic_flag (glView           *view,
 220                                                    gboolean          font_italic_flag);
 221
 222 void       gl_view_set_selection_text_alignment   (glView           *view,
 223                                                    GtkJustification  text_alignment);
 224
 225 void       gl_view_set_selection_text_color       (glView           *view,
 226                                                    guint             text_color);
 227
 228 gboolean   gl_view_can_selection_fill             (glView           *view);
 229
 230 void       gl_view_set_selection_fill_color       (glView           *view,
 231                                                    guint             fill_color);
 232
 233 gboolean   gl_view_can_selection_line_color       (glView           *view);
 234
 235 void       gl_view_set_selection_line_color       (glView           *view,
 236                                                    guint             line_color);
 237
 238 gboolean   gl_view_can_selection_line_width       (glView           *view);
 239
 240 void       gl_view_set_selection_line_width       (glView           *view,
 241                                                    gdouble           line_width);
 242
 243
 244 void       gl_view_cut                     (glView            *view);
 245
 246 void       gl_view_copy                    (glView            *view);
 247
 248 void       gl_view_paste                   (glView            *view);
 249
 250
 251 void       gl_view_zoom_in                 (glView            *view);
 252
 253 void       gl_view_zoom_out                (glView            *view);
 254
 255 void       gl_view_set_zoom                (glView            *view,
 256                                             gdouble            scale);
 257
 258 gdouble    gl_view_get_zoom                (glView            *view);
 259
 260 gboolean   gl_view_is_zoom_max             (glView            *view);
 261
 262 gboolean   gl_view_is_zoom_min             (glView            *view);
 263
 264
 265 void       gl_view_popup_menu              (glView            *view,
 266                                             GdkEvent          *event);
 267
 268 void       gl_view_edit_merge_props        (glView            *view);
 269
 270
 271 void       gl_view_set_default_font_family      (glView            *view,
 272                                                  const gchar       *font_family);
 273
 274 void       gl_view_set_default_font_size        (glView            *view,
 275                                                  gdouble            font_size);
 276
 277 void       gl_view_set_default_font_weight      (glView            *view,
 278                                                  GnomeFontWeight    font_weight);
 279
 280 void       gl_view_set_default_font_italic_flag (glView            *view,
 281                                                  gboolean           font_italic_flag);
 282
 283 void       gl_view_set_default_text_color       (glView            *view,
 284                                                  guint              text_color);
 285
 286 void       gl_view_set_default_text_alignment   (glView            *view,
 287                                                  GtkJustification   text_alignment);
 288
 289 void       gl_view_set_default_line_width       (glView            *view,
 290                                                  gdouble            line_width);
 291
 292 void       gl_view_set_default_line_color       (glView            *view,
 293                                                  guint              line_color);
 294
 295 void       gl_view_set_default_fill_color       (glView            *view,
 296                                                  guint              fill_color);
 297
 298
 299 gchar           *gl_view_get_default_font_family      (glView            *view);
 300
 301 gdouble          gl_view_get_default_font_size        (glView            *view);
 302
 303 GnomeFontWeight  gl_view_get_default_font_weight      (glView            *view);
 304
 305 gboolean         gl_view_get_default_font_italic_flag (glView            *view);
 306
 307 guint            gl_view_get_default_text_color       (glView            *view);
 308
 309 GtkJustification gl_view_get_default_text_alignment   (glView            *view);
 310
 311 gdouble          gl_view_get_default_line_width       (glView            *view);
 312
 313 guint            gl_view_get_default_line_color       (glView            *view);
 314
 315 guint            gl_view_get_default_fill_color       (glView            *view);
 316
 317
 318
 319 G_END_DECLS
 320
 321 #endif