1 /* GTK - The GIMP Toolkit
2  * gtkprintoperation.h: Print Operation
3  * Copyright (C) 2006, Red Hat, Inc.
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library. If not, see <http://www.gnu.org/licenses/>.
17  */
18 
19 #ifndef __GTK_PRINT_OPERATION_PRIVATE_H__
20 #define __GTK_PRINT_OPERATION_PRIVATE_H__
21 
22 #include "gtkprintoperation.h"
23 
24 G_BEGIN_DECLS
25 
26 /* Page drawing states */
27 typedef enum
28 {
29   GTK_PAGE_DRAWING_STATE_READY,
30   GTK_PAGE_DRAWING_STATE_DRAWING,
31   GTK_PAGE_DRAWING_STATE_DEFERRED_DRAWING
32 } GtkPageDrawingState;
33 
34 struct _GtkPrintOperationPrivate
35 {
36   GtkPrintOperationAction action;
37   GtkPrintStatus status;
38   GError *error;
39   gchar *status_string;
40   GtkPageSetup *default_page_setup;
41   GtkPrintSettings *print_settings;
42   gchar *job_name;
43   gint nr_of_pages;
44   gint nr_of_pages_to_print;
45   gint page_position;
46   gint current_page;
47   GtkUnit unit;
48   gchar *export_filename;
49   guint use_full_page      : 1;
50   guint track_print_status : 1;
51   guint show_progress      : 1;
52   guint cancelled          : 1;
53   guint allow_async        : 1;
54   guint is_sync            : 1;
55   guint support_selection  : 1;
56   guint has_selection      : 1;
57   guint embed_page_setup   : 1;
58 
59   GtkPageDrawingState      page_drawing_state;
60 
61   guint print_pages_idle_id;
62   guint show_progress_timeout_id;
63 
64   GtkPrintContext *print_context;
65 
66   GtkPrintPages print_pages;
67   GtkPageRange *page_ranges;
68   gint num_page_ranges;
69 
70   gint manual_num_copies;
71   guint manual_collation   : 1;
72   guint manual_reverse     : 1;
73   guint manual_orientation : 1;
74   double manual_scale;
75   GtkPageSet manual_page_set;
76   guint manual_number_up;
77   GtkNumberUpLayout manual_number_up_layout;
78 
79   GtkWidget *custom_widget;
80   gchar *custom_tab_label;
81 
82   gpointer platform_data;
83   GDestroyNotify free_platform_data;
84 
85   GMainLoop *rloop; /* recursive mainloop */
86 
87   void (*start_page) (GtkPrintOperation *operation,
88 		      GtkPrintContext   *print_context,
89 		      GtkPageSetup      *page_setup);
90   void (*end_page)   (GtkPrintOperation *operation,
91 		      GtkPrintContext   *print_context);
92   void (*end_run)    (GtkPrintOperation *operation,
93 		      gboolean           wait,
94 		      gboolean           cancelled);
95 };
96 
97 
98 typedef void (* GtkPrintOperationPrintFunc) (GtkPrintOperation      *op,
99 					     GtkWindow              *parent,
100 					     gboolean                do_print,
101 					     GtkPrintOperationResult result);
102 
103 GtkPrintOperationResult _gtk_print_operation_platform_backend_run_dialog             (GtkPrintOperation           *operation,
104 										      gboolean                     show_dialog,
105 										      GtkWindow                   *parent,
106 										      gboolean                    *do_print);
107 void                    _gtk_print_operation_platform_backend_run_dialog_async       (GtkPrintOperation           *op,
108 										      gboolean                     show_dialog,
109 										      GtkWindow                   *parent,
110 										      GtkPrintOperationPrintFunc   print_cb);
111 void                    _gtk_print_operation_platform_backend_launch_preview         (GtkPrintOperation           *op,
112 										      cairo_surface_t             *surface,
113 										      GtkWindow                   *parent,
114 										      const char                  *filename);
115 cairo_surface_t *       _gtk_print_operation_platform_backend_create_preview_surface (GtkPrintOperation           *op,
116 										      GtkPageSetup                *page_setup,
117 										      gdouble                     *dpi_x,
118 										      gdouble                     *dpi_y,
119 										      gchar                       **target);
120 void                    _gtk_print_operation_platform_backend_resize_preview_surface (GtkPrintOperation           *op,
121 										      GtkPageSetup                *page_setup,
122 										      cairo_surface_t             *surface);
123 void                    _gtk_print_operation_platform_backend_preview_start_page     (GtkPrintOperation *op,
124 										      cairo_surface_t *surface,
125 										      cairo_t *cr);
126 void                    _gtk_print_operation_platform_backend_preview_end_page       (GtkPrintOperation *op,
127 										      cairo_surface_t *surface,
128 										      cairo_t *cr);
129 
130 void _gtk_print_operation_set_status (GtkPrintOperation *op,
131 				      GtkPrintStatus     status,
132 				      const gchar       *string);
133 
134 /* GtkPrintContext private functions: */
135 
136 GtkPrintContext *_gtk_print_context_new                             (GtkPrintOperation *op);
137 void             _gtk_print_context_set_page_setup                  (GtkPrintContext   *context,
138 								     GtkPageSetup      *page_setup);
139 void             _gtk_print_context_translate_into_margin           (GtkPrintContext   *context);
140 void             _gtk_print_context_rotate_according_to_orientation (GtkPrintContext   *context);
141 void             _gtk_print_context_reverse_according_to_orientation (GtkPrintContext *context);
142 void             _gtk_print_context_set_hard_margins                (GtkPrintContext   *context,
143 								     gdouble            top,
144 								     gdouble            bottom,
145 								     gdouble            left,
146 								     gdouble            right);
147 
148 G_END_DECLS
149 
150 #endif /* __GTK_PRINT_OPERATION_PRIVATE_H__ */
151