1 /* Copyright (C) 2000-2003, Luca Padovani <luca.padovani@cs.unibo.it>,
2 * Claudio Sacerdoti Coen <sacerdot@cs.unibo.it>.
4 * This file is part of lablgtkmathview, the Ocaml binding
5 * for the GtkMathView widget.
7 * lablgtkmathview is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * as published by the Free Software Foundation; either version 2
10 * of the License, or (at your option) any later version.
12 * lablgtkmathview 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.
17 * You should have received a copy of the GNU General Public License
18 * along with lablgtkmathview; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
21 * For details, send a mail to the author.
26 #include <gtk/gtkmathview_gmetadom.h>
29 #include <caml/mlvalues.h>
30 #include <caml/alloc.h>
31 #include <caml/memory.h>
32 #include <caml/callback.h>
33 #include <caml/fail.h>
34 #include <caml/custom.h>
35 #include <caml/callback.h>
41 #include <ml_gobject.h>
42 #include <ml_gdkpixbuf.h>
47 #include <mlgdomevalue.h>
51 CAMLprim value ml_gtk_mathview_init(value unit)
53 /* Since these are declared const, must force gcc to call them! */
54 GType t = gtk_math_view_get_type();
58 #define GtkMathView_val(val) check_cast(GTK_MATH_VIEW,val)
60 //#####################################
62 //#define FontManagerId_val(val) Int_val(val)
63 //#define Val_FontManagerId(val) Val_int(val)
65 ///* As ML_1, but the result is optional */
66 //#define OML_1(cname, conv1, conv) \
67 //value ml_##cname (value arg1) { return Val_option_ptr((cname (conv1 (arg1))),conv); }
68 ///* As ML_3, but the result is optional */
69 #define OML_3(cname, conv1, conv2, conv3, conv) \
70 value ml_##cname (value arg1, value arg2, value arg3) { return Val_option_ptr((cname (conv1 (arg1), conv2 (arg2), conv3 (arg3))),conv); }
71 ///* As ML_2, but the second argument is optional */
72 //#define ML_2O(cname, conv1, conv2, conv) \
73 //value ml_##cname (value arg1, value arg2) \
74 //{ return conv (cname (conv1(arg1), ptr_val_option(arg2,conv2))); }
76 value Val_Element_ref(GdomeElement* elem)
80 GdomeException exc = 0;
81 gdome_el_ref(elem, &exc);
84 return Val_Element(elem);
87 ML_2 (gtk_math_view_structure_changed, GtkMathView_val, Element_val, Unit)
88 ML_3 (gtk_math_view_attribute_changed, GtkMathView_val, Element_val, DOMString_val, Unit)
89 /* OML_3 (gtk_math_view_get_element_at, GtkMathView_val, Int_val, Int_val, Val_Element) */
90 ML_1 (gtk_math_view_freeze, GtkMathView_val, Unit)
91 ML_1 (gtk_math_view_thaw, GtkMathView_val, Unit)
92 ML_2 (gtk_math_view_load_uri, GtkMathView_val, String_val, Val_bool)
93 ML_2 (gtk_math_view_load_root, GtkMathView_val, Element_val, Val_bool)
94 ML_1 (gtk_math_view_unload, GtkMathView_val, Unit)
95 ML_2 (gtk_math_view_select, GtkMathView_val, Element_val, Unit)
96 ML_2 (gtk_math_view_unselect, GtkMathView_val, Element_val, Unit)
97 ML_2 (gtk_math_view_is_selected, GtkMathView_val, Element_val, Val_bool)
99 ML_2 (gtk_math_view_new,GtkAdjustment_val, GtkAdjustment_val, Val_GtkWidget_sink)
100 ML_1 (gtk_math_view_get_width, GtkMathView_val, Val_int)
101 ML_1 (gtk_math_view_get_height, GtkMathView_val, Val_int)
103 ML_3 (gtk_math_view_set_top, GtkMathView_val, Int_val, Int_val, Unit)
104 ML_3 (gtk_math_view_set_adjustments, GtkMathView_val, GtkAdjustment_val, GtkAdjustment_val, Unit)
106 ML_1 (gtk_math_view_get_hadjustment, GtkMathView_val, Val_GtkWidget)
107 ML_1 (gtk_math_view_get_vadjustment, GtkMathView_val, Val_GtkWidget)
109 ML_1 (gtk_math_view_get_buffer, GtkMathView_val, Val_GdkPixmap)
110 ML_2 (gtk_math_view_set_font_size, GtkMathView_val, Int_val, Unit)
111 ML_1 (gtk_math_view_get_font_size, GtkMathView_val, Val_int)
112 ML_2 (gtk_math_view_set_log_verbosity, GtkMathView_val, Int_val, Unit)
113 ML_1 (gtk_math_view_get_log_verbosity, GtkMathView_val, Val_int)
115 value ml_gtk_math_view_get_element_at (value arg1, value arg2, value arg3)
117 CAMLparam3(arg1, arg2, arg3);
120 if (gtk_math_view_get_element_at(GtkMathView_val (arg1), Int_val(arg2), Int_val(arg3), &el, NULL, NULL))
121 result = Val_option_ptr(el, Val_Element);
127 value ml_gtk_math_view_get_adjustments(value arg1)
133 gtk_math_view_get_adjustments(GtkMathView_val (arg1), &hadj, &vadj);
134 result = alloc(2, 0);
135 Store_field(result, 0, Val_GtkWidget(hadj));
136 Store_field(result, 1, Val_GtkWidget(vadj));
140 value ml_gtk_math_view_get_size (value arg1)
145 gtk_math_view_get_size(GtkMathView_val (arg1), &width, &height);
146 result = alloc(1, 0);
147 Store_field(result, 0, Val_int(width));
148 Store_field(result, 1, Val_int(height));
152 value ml_gtk_math_view_get_bounding_box (value arg1)
156 int width, height, depth;
157 GtkMathViewBoundingBox gbox;
158 gtk_math_view_get_bounding_box(GtkMathView_val (arg1), &gbox);
159 result = alloc(3, 0);
160 Store_field(result, 0, Val_int(gbox.width));
161 Store_field(result, 1, Val_int(gbox.height));
162 Store_field(result, 2, Val_int(gbox.depth));
166 value ml_gtk_math_view_get_top (value arg1)
171 gtk_math_view_get_top(GtkMathView_val (arg1), &x, &y);
172 result = alloc(2, 0);
173 Store_field(result, 0, Val_int(x));
174 Store_field(result, 1, Val_int(y));
179 value ml_gtk_math_view_get_element_coords (value arg1, value arg2)
181 CAMLparam2(arg1, arg2);
184 gtk_math_view_get_element_coords(GtkMathView_val (arg1), Element_val(arg2), &x, &y);
185 result = alloc(2, 0);
186 Store_field(result, 0, Val_int(x));
187 Store_field(result, 1, Val_int(y));
192 value ml_gtk_math_view_gdome_element_of_boxed_option (value arg1)
196 GdomeException exc = 0;
197 GdomeElement* nr = NULL;
200 if (arg1==Val_int(0)) {
203 nr = (GdomeElement*) Field(Field(arg1,0),1);
206 res = Val_Element_ref(nr);
207 if (res==Val_int(0)) {
214 value ml_gtk_math_view_gdome_element_option_of_boxed_option (value arg1)
222 if (arg1==Val_int(0)) {
225 GdomeException exc = 0;
226 GdomeElement* elem = (GdomeElement*) Field(Field(arg1,0),1);
227 assert(elem != NULL);
228 res = Val_option_ptr(elem, Val_Element_ref);
234 value ml_gtk_math_view_model_event_of_boxed_option (value arg1)
241 assert(arg1 != Val_int(0));
242 GtkMathViewModelEvent* event = (GtkMathViewModelEvent*) Field(Field(arg1,0),1);
244 Store_field(res, 0, Val_option_ptr(event->id, Val_Element_ref));
245 Store_field(res, 1, Val_int(event->x));
246 Store_field(res, 2, Val_int(event->y));
247 Store_field(res, 3, Val_int(event->state));