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

   1 /*
   2  *  label-object.h
   3  *  Copyright (C) 2001-2009  Jim Evins <evins@snaught.com>.
   4  *
   5  *  This file is part of gLabels.
   6  *
   7  *  gLabels is free software: you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License as published by
   9  *  the Free Software Foundation, either version 3 of the License, or
  10  *  (at your option) any later version.
  11  *
  12  *  gLabels is distributed in the hope that it will be useful,
  13  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  *  GNU General Public License for more details.
  16  *
  17  *  You should have received a copy of the GNU General Public License
  18  *  along with gLabels.  If not, see <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #ifndef __LABEL_OBJECT_H__
  22 #define __LABEL_OBJECT_H__
  23
  24 #include <glib-object.h>
  25 #include <pango/pango.h>
  26 #include <cairo.h>
  27
  28 G_BEGIN_DECLS
  29
  30 typedef enum {
  31         GL_LABEL_OBJECT_TEXT,
  32         GL_LABEL_OBJECT_BOX,
  33         GL_LABEL_OBJECT_LINE,
  34         GL_LABEL_OBJECT_ELLIPSE,
  35         GL_LABEL_OBJECT_IMAGE,
  36         GL_LABEL_OBJECT_BARCODE,
  37         GL_LABEL_OBJECT_N_TYPES
  38 } glLabelObjectType;
  39
  40
  41 #define GL_TYPE_LABEL_OBJECT              (gl_label_object_get_type ())
  42 #define GL_LABEL_OBJECT(obj)              (G_TYPE_CHECK_INSTANCE_CAST ((obj), GL_TYPE_LABEL_OBJECT, glLabelObject))
  43 #define GL_LABEL_OBJECT_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GL_TYPE_LABEL_OBJECT, glLabelObjectClass))
  44 #define GL_IS_LABEL_OBJECT(obj)           (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GL_TYPE_LABEL_OBJECT))
  45 #define GL_IS_LABEL_OBJECT_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GL_TYPE_LABEL_OBJECT))
  46 #define GL_LABEL_OBJECT_GET_CLASS(object) (G_TYPE_INSTANCE_GET_CLASS ((object), GL_TYPE_LABEL_OBJECT, glLabelObjectClass))
  47
  48
  49 typedef struct _glLabelObject          glLabelObject;
  50 typedef struct _glLabelObjectClass     glLabelObjectClass;
  51
  52 typedef struct _glLabelObjectPrivate   glLabelObjectPrivate;
  53
  54 #include "label.h"
  55 #include "color.h"
  56
  57 struct _glLabelObject {
  58         GObject               object;
  59
  60         glLabel              *parent;
  61
  62         glLabelObjectPrivate *priv;
  63 };
  64
  65 struct _glLabelObjectClass {
  66         GObjectClass          parent_class;
  67
  68         /*
  69          * Methods
  70          */
  71
  72         void              (*set_size)             (glLabelObject     *object,
  73                                                    gdouble            w,
  74                                                    gdouble            h);
  75
  76         void              (*get_size)             (glLabelObject     *object,
  77                                                    gdouble           *w,
  78                                                    gdouble           *h);
  79
  80         void              (*set_font_family)      (glLabelObject     *object,
  81                                                    const gchar       *font_family);
  82
  83         void              (*set_font_size)        (glLabelObject     *object,
  84                                                    gdouble            font_size);
  85
  86         void              (*set_font_weight)      (glLabelObject     *object,
  87                                                    PangoWeight        font_weight);
  88
  89         void              (*set_font_italic_flag) (glLabelObject     *object,
  90                                                    gboolean           font_italic_flag);
  91
  92         void              (*set_text_alignment)   (glLabelObject     *object,
  93                                                    PangoAlignment     text_alignment);
  94
  95         void              (*set_text_line_spacing) (glLabelObject    *object,
  96                                                     gdouble           text_line_spacing);
  97
  98         void              (*set_text_color)       (glLabelObject     *object,
  99                                                    glColorNode       *text_color_node);
 100
 101         void              (*set_fill_color)       (glLabelObject     *object,
 102                                                    glColorNode       *fill_color_node);
 103
 104         void              (*set_line_color)       (glLabelObject     *object,
 105                                                    glColorNode       *line_color_node);
 106
 107         void              (*set_line_width)       (glLabelObject     *object,
 108                                                    gdouble            line_width);
 109
 110         gchar            *(*get_font_family)      (glLabelObject     *object);
 111
 112         gdouble           (*get_font_size)        (glLabelObject     *object);
 113
 114         PangoWeight       (*get_font_weight)      (glLabelObject     *object);
 115
 116         gboolean          (*get_font_italic_flag) (glLabelObject     *object);
 117
 118         PangoAlignment    (*get_text_alignment)   (glLabelObject     *object);
 119
 120         gdouble           (*get_text_line_spacing) (glLabelObject    *object);
 121
 122         glColorNode*      (*get_text_color)       (glLabelObject     *object);
 123
 124         glColorNode*      (*get_fill_color)       (glLabelObject     *object);
 125
 126         glColorNode*      (*get_line_color)       (glLabelObject     *object);
 127
 128         gdouble           (*get_line_width)       (glLabelObject     *object);
 129
 130         void              (*copy)                 (glLabelObject     *dst_object,
 131                                                    glLabelObject     *src_object);
 132
 133         /*
 134          * Draw methods
 135          */
 136         void        (*draw_shadow)      (glLabelObject *object,
 137                                          cairo_t       *cr,
 138                                          gboolean       screen_flag,
 139                                          glMergeRecord *record);
 140
 141         void        (*draw_object)      (glLabelObject *object,
 142                                          cairo_t       *cr,
 143                                          gboolean       screen_flag,
 144                                          glMergeRecord *record);
 145
 146
 147         /*
 148          * Signals
 149          */
 150         void (*changed)     (glLabelObject     *object,
 151                              gpointer            user_data);
 152
 153         void (*moved)       (glLabelObject     *object,
 154                              gdouble            dx,
 155                              gdouble            dy,
 156                              gpointer           user_data);
 157
 158         void (*flip_rotate) (glLabelObject     *object,
 159                              gpointer           user_data);
 160
 161         void (*top)         (glLabelObject     *object,
 162                              gpointer           user_data);
 163
 164         void (*bottom)      (glLabelObject     *object,
 165                              gpointer           user_data);
 166
 167         void (*removed)     (glLabelObject     *object,
 168                              gpointer            user_data);
 169
 170 };
 171
 172 GType          gl_label_object_get_type              (void) G_GNUC_CONST;
 173
 174 GObject       *gl_label_object_new                   (glLabel           *label);
 175
 176
 177 glLabelObject *gl_label_object_dup                   (glLabelObject     *src_object,
 178                                                       glLabel           *label);
 179
 180 void           gl_label_object_emit_changed          (glLabelObject     *object);
 181
 182
 183 void           gl_label_object_set_parent            (glLabelObject     *object,
 184                                                       glLabel           *label);
 185
 186 glLabel       *gl_label_object_get_parent            (glLabelObject     *object);
 187
 188
 189 void           gl_label_object_remove                (glLabelObject     *object);
 190
 191 void           gl_label_object_set_name              (glLabelObject     *object,
 192                                                       gchar             *name);
 193
 194 gchar         *gl_label_object_get_name              (glLabelObject     *object);
 195
 196
 197 void           gl_label_object_set_position          (glLabelObject     *object,
 198                                                       gdouble            x,
 199                                                       gdouble            y);
 200
 201 void           gl_label_object_set_position_relative (glLabelObject     *object,
 202                                                       gdouble            dx,
 203                                                       gdouble            dy);
 204
 205 void           gl_label_object_get_position          (glLabelObject     *object,
 206                                                       gdouble           *x,
 207                                                       gdouble           *y);
 208
 209 void           gl_label_object_set_size              (glLabelObject     *object,
 210                                                       gdouble            w,
 211                                                       gdouble            h);
 212
 213 void           gl_label_object_set_size_honor_aspect (glLabelObject     *object,
 214                                                       gdouble            w,
 215                                                       gdouble            h);
 216
 217 void           gl_label_object_get_size              (glLabelObject     *object,
 218                                                       gdouble           *w,
 219                                                       gdouble           *h);
 220
 221 void           gl_label_object_get_raw_size          (glLabelObject     *object,
 222                                                       gdouble           *w,
 223                                                       gdouble           *h);
 224
 225 void           gl_label_object_get_extent            (glLabelObject     *object,
 226                                                       glLabelRegion     *region);
 227
 228 gboolean       gl_label_object_can_text              (glLabelObject     *object);
 229
 230 void           gl_label_object_set_font_family       (glLabelObject     *object,
 231                                                       const gchar       *font_family);
 232
 233 void           gl_label_object_set_font_size         (glLabelObject     *object,
 234                                                       gdouble            font_size);
 235
 236 void           gl_label_object_set_font_weight       (glLabelObject     *object,
 237                                                       PangoWeight        font_weight);
 238
 239 void           gl_label_object_set_font_italic_flag  (glLabelObject     *object,
 240                                                       gboolean           font_italic_flag);
 241
 242 void           gl_label_object_set_text_alignment    (glLabelObject     *object,
 243                                                       PangoAlignment     text_alignment);
 244
 245 void           gl_label_object_set_text_color        (glLabelObject     *object,
 246                                                       glColorNode       *text_color_node);
 247
 248 void           gl_label_object_set_text_line_spacing (glLabelObject     *object,
 249                                                       gdouble            text_line_spacing);
 250
 251
 252 gchar           *gl_label_object_get_font_family       (glLabelObject     *object);
 253
 254 gdouble          gl_label_object_get_font_size         (glLabelObject     *object);
 255
 256 PangoWeight      gl_label_object_get_font_weight       (glLabelObject     *object);
 257
 258 gboolean         gl_label_object_get_font_italic_flag  (glLabelObject     *object);
 259
 260 PangoAlignment   gl_label_object_get_text_alignment    (glLabelObject     *object);
 261
 262 gdouble          gl_label_object_get_text_line_spacing (glLabelObject     *object);
 263
 264 glColorNode     *gl_label_object_get_text_color        (glLabelObject     *object);
 265
 266
 267 gboolean       gl_label_object_can_fill              (glLabelObject     *object);
 268
 269 void           gl_label_object_set_fill_color        (glLabelObject     *object,
 270                                                       glColorNode       *fill_color_node);
 271
 272 glColorNode*   gl_label_object_get_fill_color        (glLabelObject     *object);
 273
 274
 275 gboolean       gl_label_object_can_line_color        (glLabelObject     *object);
 276
 277 void           gl_label_object_set_line_color        (glLabelObject     *object,
 278                                                       glColorNode       *line_color_node);
 279
 280 glColorNode   *gl_label_object_get_line_color        (glLabelObject     *object);
 281
 282 gboolean       gl_label_object_can_line_width        (glLabelObject     *object);
 283
 284 void           gl_label_object_set_line_width        (glLabelObject     *object,
 285                                                       gdouble            line_width);
 286
 287 gdouble        gl_label_object_get_line_width        (glLabelObject     *object);
 288
 289
 290 void           gl_label_object_raise_to_top          (glLabelObject     *object);
 291
 292 void           gl_label_object_lower_to_bottom       (glLabelObject     *object);
 293
 294
 295 void           gl_label_object_flip_horiz            (glLabelObject     *object);
 296
 297 void           gl_label_object_flip_vert             (glLabelObject     *object);
 298
 299 void           gl_label_object_rotate                (glLabelObject     *object,
 300                                                       gdouble            theta_degs);
 301
 302 void           gl_label_object_set_matrix            (glLabelObject     *object,
 303                                                       cairo_matrix_t    *matrix);
 304
 305 void           gl_label_object_get_matrix            (glLabelObject     *object,
 306                                                       cairo_matrix_t    *matrix);
 307
 308 void           gl_label_object_set_shadow_state      (glLabelObject     *object,
 309                                                       gboolean           state);
 310
 311 void           gl_label_object_set_shadow_offset     (glLabelObject     *object,
 312                                                       gdouble            x,
 313                                                       gdouble            y);
 314
 315 void           gl_label_object_set_shadow_color      (glLabelObject     *object,
 316                                                       glColorNode       *color_node);
 317
 318 void           gl_label_object_set_shadow_opacity    (glLabelObject     *object,
 319                                                       gdouble            alpha);
 320
 321 gboolean       gl_label_object_get_shadow_state      (glLabelObject     *object);
 322
 323 void           gl_label_object_get_shadow_offset     (glLabelObject     *object,
 324                                                       gdouble           *x,
 325                                                       gdouble           *y);
 326
 327 glColorNode*   gl_label_object_get_shadow_color      (glLabelObject     *object);
 328
 329 gdouble        gl_label_object_get_shadow_opacity    (glLabelObject     *object);
 330
 331 void           gl_label_object_draw                  (glLabelObject     *object,
 332                                                       cairo_t           *cr,
 333                                                       gboolean           screen_flag,
 334                                                       glMergeRecord     *record);
 335
 336
 337
 338
 339 G_END_DECLS
 340
 341 #endif /* __LABEL_OBJECT_H__ */
 342
 343
 344
 345
 346 /*
 347  * Local Variables:       -- emacs
 348  * mode: C                -- emacs
 349  * c-basic-offset: 8      -- emacs
 350  * tab-width: 8           -- emacs
 351  * indent-tabs-mode: nil  -- emacs
 352  * End:                   -- emacs
 353  */