1 /* Copyright (C) 2000, Luca Padovani <luca.padovani@cs.unibo.it>.
3 * This file is part of lablgtkmathview, the Ocaml binding
4 * for the GtkMathView widget.
6 * lablgtkmathview is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
11 * lablgtkmathview is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with lablgtkmathview; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 * For details, send a mail to the author.
27 #include <caml/mlvalues.h>
28 #include <caml/alloc.h>
29 #include <caml/memory.h>
30 #include <caml/callback.h>
31 #include <caml/fail.h>
33 #include <gtkmathview.h>
42 #include <mlgdomevalue.h>
44 #define GtkMathView_val(val) check_cast(GTK_MATH_VIEW,val)
46 #define FontManagerId_val(val) Int_val(val)
47 #define Val_FontManagerId(val) Val_int(val)
49 // As ML_1, but the result is optional
50 #define OML_1(cname, conv1, conv) \
51 value ml_##cname (value arg1) { return Val_option_ptr((cname (conv1 (arg1))),conv); }
52 // As ML_2, but the second argument is optional
53 #define ML_2O(cname, conv1, conv2, conv) \
54 value ml_##cname (value arg1, value arg2) \
55 { return conv (cname (conv1(arg1), ptr_val_option(arg2,conv2))); }
58 font_manager_id_of_value(value v)
60 if (v == hash_variant("font_manager_gtk")) return FONT_MANAGER_GTK;
61 else if (v == hash_variant("font_manager_t1")) return FONT_MANAGER_T1;
66 value_of_font_manager_id(FontManagerId id)
69 case FONT_MANAGER_GTK:
70 return hash_variant("font_manager_gtk");
72 return hash_variant("font_manager_t1");
79 ML_2 (gtk_math_view_new,GtkAdjustment_val, GtkAdjustment_val, Val_GtkWidget_sink)
80 ML_2 (gtk_math_view_load, GtkMathView_val, String_val, Val_bool)
81 ML_2 (gtk_math_view_load_tree, GtkMathView_val, Document_val, Val_bool)
82 ML_1 (gtk_math_view_unload, GtkMathView_val, Unit)
83 OML_1 (gtk_math_view_get_selection, GtkMathView_val, Val_Element)
84 ML_2O (gtk_math_view_set_selection, GtkMathView_val, Element_val, Unit)
85 ML_1 (gtk_math_view_get_width, GtkMathView_val, Val_int)
86 ML_1 (gtk_math_view_get_height, GtkMathView_val, Val_int)
87 ML_3 (gtk_math_view_set_top, GtkMathView_val, Int_val, Int_val, Unit)
88 ML_3 (gtk_math_view_set_adjustments, GtkMathView_val, GtkAdjustment_val, GtkAdjustment_val, Unit)
89 ML_1 (gtk_math_view_get_hadjustment, GtkMathView_val, Val_GtkWidget)
90 ML_1 (gtk_math_view_get_vadjustment, GtkMathView_val, Val_GtkWidget)
91 ML_1 (gtk_math_view_get_buffer, GtkMathView_val, Val_GdkPixmap)
92 ML_1 (gtk_math_view_get_frame, GtkMathView_val, Val_GtkWidget)
93 ML_2 (gtk_math_view_set_font_size, GtkMathView_val, Int_val, Unit)
94 ML_1 (gtk_math_view_get_font_size, GtkMathView_val, Val_int)
95 ML_2 (gtk_math_view_set_anti_aliasing, GtkMathView_val, Bool_val, Unit)
96 ML_1 (gtk_math_view_get_anti_aliasing, GtkMathView_val, Val_bool)
97 ML_2 (gtk_math_view_set_kerning, GtkMathView_val, Bool_val, Unit)
98 ML_1 (gtk_math_view_get_kerning, GtkMathView_val, Val_bool)
99 ML_2 (gtk_math_view_set_transparency, GtkMathView_val, Bool_val, Unit)
100 ML_1 (gtk_math_view_get_transparency, GtkMathView_val, Val_bool)
101 ML_2 (gtk_math_view_set_log_verbosity, GtkMathView_val, Int_val, Unit)
102 ML_1 (gtk_math_view_get_log_verbosity, GtkMathView_val, Val_int)
103 ML_2 (gtk_math_view_set_font_manager_type, GtkMathView_val, font_manager_id_of_value, Unit)
104 ML_1 (gtk_math_view_get_font_manager_type, GtkMathView_val, value_of_font_manager_id)
105 OML_1 (gtk_math_view_get_element, GtkMathView_val, Val_Element)
106 OML_1 (gtk_math_view_get_action, GtkMathView_val, Val_Element)
107 ML_1 (gtk_math_view_action_get_selected, GtkMathView_val, Val_int)
108 ML_2 (gtk_math_view_action_set_selected, GtkMathView_val, Int_val, Unit)
109 ML_1 (gtk_math_view_action_toggle, GtkMathView_val, Unit)
112 ml_gtk_math_view_export_to_postscript_native(value arg1,
113 value w, value h, value x0, value y0, value disable_colors, value arg2)
115 CAMLparam5(arg1,w,h,x0,y0);
116 CAMLxparam2(disable_colors, arg2);
121 filename = String_val (arg2);
122 if ((fd = fopen(filename, "w"))) {
123 gtk_math_view_export_to_postscript(GtkMathView_val (arg1),
124 Int_val(w), Int_val(h), Int_val(x0), Int_val(y0), Bool_val(disable_colors), fd);
128 fprintf(stderr, "Error opening file %s for writing\n", filename);
131 CAMLreturn (Val_bool(res));
134 value ml_gtk_math_view_export_to_postscript_bytecode (value* arg, int argn)
136 return ml_gtk_math_view_export_to_postscript_native(arg[0], arg[1], arg[2], arg[3], arg[4], arg[5], arg[6]);
139 value ml_gtk_math_view_get_top (value arg1)
144 gtk_math_view_get_top(GtkMathView_val (arg1), &x, &y);
145 result = alloc(2, 0);
146 Store_field(result, 0, Val_int(x));
147 Store_field(result, 0, Val_int(y));
151 value ml_gtk_math_view_gdome_element_of_boxed_option (value arg1)
158 if (arg1==Val_int(0)) {
161 nr = (GdomeElement*) Field(Field(arg1,0), 1);
163 res = Val_Element(nr);
164 if (res==Val_int(0)) {
171 value ml_gtk_math_view_gdome_element_option_of_boxed_option (value arg1)
179 if (arg1==Val_int(0)) {
182 res = Val_option_ptr((GdomeElement*) Field(Field(arg1,0),1),Val_Element);