File: | math-equation.c |
Warning: | line 846, column 14 Value stored to 'is_digit' is never read |
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1 | /* |
2 | * Copyright (C) 1987-2008 Sun Microsystems, Inc. All Rights Reserved. |
3 | * Copyright (C) 2008-2011 Robert Ancell |
4 | * |
5 | * This program is free software: you can redistribute it and/or modify it under |
6 | * the terms of the GNU General Public License as published by the Free Software |
7 | * Foundation, either version 2 of the License, or (at your option) any later |
8 | * version. See http://www.gnu.org/copyleft/gpl.html the full text of the |
9 | * license. |
10 | */ |
11 | |
12 | #include <stdlib.h> |
13 | #include <stdio.h> |
14 | #include <string.h> |
15 | #include <ctype.h> |
16 | #include <math.h> |
17 | #include <errno(*__errno_location ()).h> |
18 | #include <glib.h> |
19 | #include <glib/gi18n.h> |
20 | |
21 | #include "math-equation.h" |
22 | |
23 | #include "mp.h" |
24 | #include "mp-equation.h" |
25 | #include "mp-serializer.h" |
26 | #include "mp-enums.h" |
27 | #include "unit-manager.h" |
28 | #include "utility.h" |
29 | |
30 | enum { |
31 | PROP_0, |
32 | PROP_STATUS, |
33 | PROP_DISPLAY, |
34 | PROP_EQUATION, |
35 | PROP_NUMBER_MODE, |
36 | PROP_ACCURACY, |
37 | PROP_SHOW_THOUSANDS_SEPARATORS, |
38 | PROP_SHOW_TRAILING_ZEROES, |
39 | PROP_NUMBER_FORMAT, |
40 | PROP_BASE, |
41 | PROP_WORD_SIZE, |
42 | PROP_ANGLE_UNITS, |
43 | PROP_SOURCE_CURRENCY, |
44 | PROP_TARGET_CURRENCY, |
45 | PROP_SOURCE_UNITS, |
46 | PROP_TARGET_UNITS, |
47 | PROP_SERIALIZER |
48 | }; |
49 | |
50 | static GType number_mode_type, number_format_type, angle_unit_type; |
51 | |
52 | #define MAX_DIGITS512 512 |
53 | |
54 | /* Expression mode state */ |
55 | typedef struct { |
56 | MPNumber ans; /* Previously calculated answer */ |
57 | gchar *expression; /* Expression entered by user */ |
58 | gint ans_start, ans_end; /* Start and end characters for ans variable in expression */ |
59 | gint cursor; /* ??? */ |
60 | NumberMode number_mode; /* ??? */ |
61 | gboolean can_super_minus; /* TRUE if entering minus can generate a superscript minus */ |
62 | gboolean entered_multiply; /* Last insert was a multiply character */ |
63 | gchar *status; /* Equation status */ |
64 | } MathEquationState; |
65 | |
66 | struct MathEquationPrivate |
67 | { |
68 | CtkTextTag *ans_tag; |
69 | |
70 | gint word_size; /* Word size in bits */ |
71 | MPAngleUnit angle_units; /* Units for trigonometric functions */ |
72 | char *source_currency; |
73 | char *target_currency; |
74 | char *source_units; |
75 | char *target_units; |
76 | NumberMode number_mode; /* ??? */ |
77 | gboolean can_super_minus; /* TRUE if entering minus can generate a superscript minus */ |
78 | |
79 | gunichar digits[16]; /* Localized digits */ |
80 | |
81 | CtkTextMark *ans_start, *ans_end; |
82 | |
83 | MathEquationState state; /* Equation state */ |
84 | GList *undo_stack; /* History of expression mode states */ |
85 | GList *redo_stack; |
86 | gboolean in_undo_operation; |
87 | |
88 | gboolean in_reformat; |
89 | |
90 | gboolean in_delete; |
91 | |
92 | gboolean in_solve; |
93 | |
94 | MathVariables *variables; |
95 | MpSerializer *serializer; |
96 | |
97 | GAsyncQueue *queue; |
98 | }; |
99 | |
100 | typedef struct { |
101 | MPNumber *number_result; |
102 | gchar *text_result; |
103 | gchar *error; |
104 | } SolveData; |
105 | |
106 | G_DEFINE_TYPE_WITH_PRIVATE (MathEquation, math_equation, CTK_TYPE_TEXT_BUFFER)static void math_equation_init (MathEquation *self); static void math_equation_class_init (MathEquationClass *klass); static GType math_equation_get_type_once (void); static gpointer math_equation_parent_class = ((void*)0); static gint MathEquation_private_offset; static void math_equation_class_intern_init (gpointer klass) { math_equation_parent_class = g_type_class_peek_parent (klass); if (MathEquation_private_offset != 0) g_type_class_adjust_private_offset (klass, &MathEquation_private_offset ); math_equation_class_init ((MathEquationClass*) klass); } __attribute__ ((__unused__)) static inline gpointer math_equation_get_instance_private (MathEquation *self) { return (((gpointer) ((guint8*) (self) + (glong) (MathEquation_private_offset)))); } GType math_equation_get_type (void) { static gsize static_g_define_type_id = 0; if ((__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id) == sizeof (gpointer), "Expression evaluates to false"); (void) ( 0 ? (gpointer) *(&static_g_define_type_id) : ((void*)0)); (!(__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id ) == sizeof (gpointer), "Expression evaluates to false"); __typeof__ (*(&static_g_define_type_id)) gapg_temp_newval; __typeof__ ((&static_g_define_type_id)) gapg_temp_atomic = (&static_g_define_type_id ); __atomic_load (gapg_temp_atomic, &gapg_temp_newval, 5) ; gapg_temp_newval; })) && g_once_init_enter (&static_g_define_type_id )); }))) { GType g_define_type_id = math_equation_get_type_once (); (__extension__ ({ _Static_assert (sizeof *(&static_g_define_type_id ) == sizeof (gpointer), "Expression evaluates to false"); 0 ? (void) (*(&static_g_define_type_id) = (g_define_type_id) ) : (void) 0; g_once_init_leave ((&static_g_define_type_id ), (gsize) (g_define_type_id)); })); } return static_g_define_type_id ; } __attribute__ ((__noinline__)) static GType math_equation_get_type_once (void) { GType g_define_type_id = g_type_register_static_simple ((ctk_text_buffer_get_type ()), g_intern_static_string ("MathEquation" ), sizeof (MathEquationClass), (GClassInitFunc)(void (*)(void )) math_equation_class_intern_init, sizeof (MathEquation), (GInstanceInitFunc )(void (*)(void)) math_equation_init, (GTypeFlags) 0); { {{ MathEquation_private_offset = g_type_add_instance_private (g_define_type_id, sizeof (MathEquationPrivate )); };} } return g_define_type_id; }; |
107 | |
108 | |
109 | MathEquation * |
110 | math_equation_new() |
111 | { |
112 | return g_object_new(math_equation_get_type(), NULL((void*)0)); |
113 | } |
114 | |
115 | |
116 | MathVariables * |
117 | math_equation_get_variables(MathEquation *equation) |
118 | { |
119 | return equation->priv->variables; |
120 | } |
121 | |
122 | |
123 | static void |
124 | get_ans_offsets(MathEquation *equation, gint *start, gint *end) |
125 | { |
126 | CtkTextIter iter; |
127 | |
128 | if (!equation->priv->ans_start) { |
129 | *start = *end = -1; |
130 | return; |
131 | } |
132 | |
133 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, equation->priv->ans_start); |
134 | *start = ctk_text_iter_get_offset(&iter); |
135 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, equation->priv->ans_end); |
136 | *end = ctk_text_iter_get_offset(&iter); |
137 | } |
138 | |
139 | |
140 | static void |
141 | reformat_ans(MathEquation *equation) |
142 | { |
143 | if (!equation->priv->ans_start) |
144 | return; |
145 | |
146 | gchar *orig_ans_text; |
147 | gchar *ans_text; |
148 | CtkTextIter ans_start, ans_end; |
149 | |
150 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &ans_start, equation->priv->ans_start); |
151 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &ans_end, equation->priv->ans_end); |
152 | orig_ans_text = ctk_text_buffer_get_text(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &ans_start, &ans_end, FALSE(0)); |
153 | ans_text = mp_serializer_to_string(equation->priv->serializer, &equation->priv->state.ans); |
154 | if (strcmp(orig_ans_text, ans_text) != 0) { |
155 | gint start; |
156 | |
157 | equation->priv->in_undo_operation = TRUE(!(0)); |
158 | equation->priv->in_reformat = TRUE(!(0)); |
159 | |
160 | start = ctk_text_iter_get_offset(&ans_start); |
161 | ctk_text_buffer_delete(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &ans_start, &ans_end); |
162 | ctk_text_buffer_insert_with_tags(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &ans_end, ans_text, -1, equation->priv->ans_tag, NULL((void*)0)); |
163 | |
164 | /* There seems to be a bug in the marks as they alternate being the correct and incorrect ways. Reset them */ |
165 | ctk_text_buffer_get_iter_at_offset(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &ans_start, start); |
166 | ctk_text_buffer_move_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), equation->priv->ans_start, &ans_start); |
167 | ctk_text_buffer_move_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), equation->priv->ans_end, &ans_end); |
168 | |
169 | equation->priv->in_reformat = FALSE(0); |
170 | equation->priv->in_undo_operation = FALSE(0); |
171 | } |
172 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &ans_start, equation->priv->ans_start); |
173 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &ans_end, equation->priv->ans_end); |
174 | g_free(orig_ans_text); |
175 | g_free(ans_text); |
176 | } |
177 | |
178 | |
179 | static gint |
180 | count_digits(MathEquation *equation, const gchar *text) |
181 | { |
182 | const gchar *read_iter; |
183 | gint count = 0; |
184 | |
185 | read_iter = text; |
186 | while (*read_iter != '\0') { |
187 | if (!g_unichar_isdigit(g_utf8_get_char(read_iter))) |
188 | return count; |
189 | |
190 | read_iter = g_utf8_next_char(read_iter)(char *)((read_iter) + g_utf8_skip[*(const guchar *)(read_iter )]); |
191 | |
192 | /* Allow a thousands separator between digits follow a digit */ |
193 | if (g_utf8_get_char(read_iter) == mp_serializer_get_thousands_separator(equation->priv->serializer)) { |
194 | read_iter = g_utf8_next_char(read_iter)(char *)((read_iter) + g_utf8_skip[*(const guchar *)(read_iter )]); |
195 | if (!g_unichar_isdigit(g_utf8_get_char(read_iter))) |
196 | return count; |
197 | } |
198 | |
199 | count++; |
200 | } |
201 | |
202 | return count; |
203 | } |
204 | |
205 | |
206 | static void |
207 | reformat_separators(MathEquation *equation) |
208 | { |
209 | gchar *text, *read_iter; |
210 | gint ans_start, ans_end; |
211 | gint offset, digit_offset = 0; |
212 | gboolean in_number = FALSE(0), in_radix = FALSE(0), last_is_tsep = FALSE(0); |
213 | |
214 | equation->priv->in_undo_operation = TRUE(!(0)); |
215 | equation->priv->in_reformat = TRUE(!(0)); |
216 | |
217 | text = math_equation_get_display(equation); |
218 | get_ans_offsets(equation, &ans_start, &ans_end); |
219 | for (read_iter = text, offset = 0; *read_iter != '\0'; read_iter = g_utf8_next_char(read_iter)(char *)((read_iter) + g_utf8_skip[*(const guchar *)(read_iter )]), offset++) { |
220 | gunichar c; |
221 | gboolean expect_tsep; |
222 | |
223 | /* See what digit this character is */ |
224 | c = g_utf8_get_char(read_iter); |
225 | |
226 | expect_tsep = math_equation_get_base(equation) == 10 && |
227 | mp_serializer_get_show_thousands_separators(equation->priv->serializer) && |
228 | in_number && !in_radix && !last_is_tsep && |
229 | digit_offset > 0 && digit_offset % mp_serializer_get_thousands_separator_count(equation->priv->serializer) == 0; |
230 | last_is_tsep = FALSE(0); |
231 | |
232 | /* Don't mess with ans */ |
233 | if (offset >= ans_start && offset <= ans_end) { |
234 | in_number = in_radix = FALSE(0); |
235 | continue; |
236 | } |
237 | if (g_unichar_isdigit(c)) { |
238 | if (!in_number) |
239 | digit_offset = count_digits(equation, read_iter); |
240 | in_number = TRUE(!(0)); |
241 | |
242 | /* Expected a thousands separator between these digits - insert it */ |
243 | if (expect_tsep) { |
244 | CtkTextIter iter; |
245 | gchar buffer[7]; |
246 | gint len; |
247 | |
248 | ctk_text_buffer_get_iter_at_offset(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, offset); |
249 | len = g_unichar_to_utf8(mp_serializer_get_thousands_separator(equation->priv->serializer), buffer); |
250 | buffer[len] = '\0'; |
251 | ctk_text_buffer_insert(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, buffer, -1); |
252 | offset++; |
253 | last_is_tsep = TRUE(!(0)); |
254 | } |
255 | |
256 | digit_offset--; |
257 | } |
258 | else if (c == mp_serializer_get_radix(equation->priv->serializer)) { |
259 | in_number = in_radix = TRUE(!(0)); |
260 | } |
261 | else if (c == mp_serializer_get_thousands_separator(equation->priv->serializer)) { |
262 | /* Didn't expect thousands separator - delete it */ |
263 | if (!expect_tsep && in_number) { |
264 | CtkTextIter start, end; |
265 | ctk_text_buffer_get_iter_at_offset(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, offset); |
266 | ctk_text_buffer_get_iter_at_offset(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &end, offset + 1); |
267 | ctk_text_buffer_delete(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, &end); |
268 | offset--; |
269 | } |
270 | else |
271 | last_is_tsep = TRUE(!(0)); |
272 | } |
273 | else { |
274 | in_number = in_radix = FALSE(0); |
275 | } |
276 | } |
277 | |
278 | g_free(text); |
279 | |
280 | equation->priv->in_reformat = FALSE(0); |
281 | equation->priv->in_undo_operation = FALSE(0); |
282 | } |
283 | |
284 | |
285 | static void |
286 | reformat_display(MathEquation *equation) |
287 | { |
288 | /* Change ans */ |
289 | reformat_ans(equation); |
290 | |
291 | /* Add/remove thousands separators */ |
292 | reformat_separators(equation); |
293 | } |
294 | |
295 | |
296 | static MathEquationState * |
297 | get_current_state(MathEquation *equation) |
298 | { |
299 | MathEquationState *state; |
300 | gint ans_start = -1, ans_end = -1; |
301 | |
302 | state = g_malloc0(sizeof(MathEquationState)); |
303 | |
304 | if (equation->priv->ans_start) |
305 | { |
306 | CtkTextIter iter; |
307 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, equation->priv->ans_start); |
308 | ans_start = ctk_text_iter_get_offset(&iter); |
309 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, equation->priv->ans_end); |
310 | ans_end = ctk_text_iter_get_offset(&iter); |
311 | } |
312 | |
313 | mp_set_from_mp(&equation->priv->state.ans, &state->ans); |
314 | state->expression = math_equation_get_display(equation); |
315 | state->ans_start = ans_start; |
316 | state->ans_end = ans_end; |
317 | g_object_get(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "cursor-position", &state->cursor, NULL((void*)0)); |
318 | state->number_mode = equation->priv->number_mode; |
319 | state->can_super_minus = equation->priv->can_super_minus; |
320 | state->entered_multiply = equation->priv->state.entered_multiply; |
321 | state->status = g_strdup(equation->priv->state.status); |
322 | |
323 | return state; |
324 | } |
325 | |
326 | |
327 | static void |
328 | free_state(MathEquationState *state) |
329 | { |
330 | g_free(state->expression); |
331 | g_free(state->status); |
332 | g_free(state); |
333 | } |
334 | |
335 | |
336 | static void |
337 | math_equation_push_undo_stack(MathEquation *equation) |
338 | { |
339 | GList *link; |
340 | MathEquationState *state; |
341 | |
342 | if (equation->priv->in_undo_operation) |
343 | return; |
344 | |
345 | math_equation_set_status(equation, ""); |
346 | |
347 | /* Can't redo anymore */ |
348 | for (link = equation->priv->redo_stack; link; link = link->next) { |
349 | state = link->data; |
350 | free_state(state); |
351 | } |
352 | g_list_free(equation->priv->redo_stack); |
353 | equation->priv->redo_stack = NULL((void*)0); |
354 | |
355 | state = get_current_state(equation); |
356 | equation->priv->undo_stack = g_list_prepend(equation->priv->undo_stack, state); |
357 | } |
358 | |
359 | |
360 | static void |
361 | clear_ans(MathEquation *equation, gboolean remove_tag) |
362 | { |
363 | if (!equation->priv->ans_start) |
364 | return; |
365 | |
366 | if (remove_tag) { |
367 | CtkTextIter start, end; |
368 | |
369 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, equation->priv->ans_start); |
370 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &end, equation->priv->ans_end); |
371 | ctk_text_buffer_remove_tag(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), equation->priv->ans_tag, &start, &end); |
372 | } |
373 | |
374 | ctk_text_buffer_delete_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), equation->priv->ans_start); |
375 | ctk_text_buffer_delete_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), equation->priv->ans_end); |
376 | equation->priv->ans_start = NULL((void*)0); |
377 | equation->priv->ans_end = NULL((void*)0); |
378 | } |
379 | |
380 | |
381 | static void |
382 | apply_state(MathEquation *equation, MathEquationState *state) |
383 | { |
384 | CtkTextIter cursor; |
385 | |
386 | /* Disable undo detection */ |
387 | equation->priv->in_undo_operation = TRUE(!(0)); |
388 | |
389 | mp_set_from_mp(&state->ans, &equation->priv->state.ans); |
390 | |
391 | ctk_text_buffer_set_text(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), state->expression, -1); |
392 | ctk_text_buffer_get_iter_at_offset(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &cursor, state->cursor); |
393 | ctk_text_buffer_place_cursor(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &cursor); |
394 | clear_ans(equation, FALSE(0)); |
395 | if (state->ans_start >= 0) { |
396 | CtkTextIter start, end; |
397 | |
398 | ctk_text_buffer_get_iter_at_offset(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, state->ans_start); |
399 | equation->priv->ans_start = ctk_text_buffer_create_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), NULL((void*)0), &start, FALSE(0)); |
400 | ctk_text_buffer_get_iter_at_offset(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &end, state->ans_end); |
401 | equation->priv->ans_end = ctk_text_buffer_create_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), NULL((void*)0), &end, TRUE(!(0))); |
402 | ctk_text_buffer_apply_tag(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), equation->priv->ans_tag, &start, &end); |
403 | } |
404 | |
405 | math_equation_set_number_mode(equation, state->number_mode); |
406 | equation->priv->can_super_minus = state->can_super_minus; |
407 | equation->priv->state.entered_multiply = state->entered_multiply; |
408 | math_equation_set_status(equation, state->status); |
409 | |
410 | equation->priv->in_undo_operation = FALSE(0); |
411 | } |
412 | |
413 | |
414 | void |
415 | math_equation_copy(MathEquation *equation) |
416 | { |
417 | CtkTextIter start, end; |
418 | gchar *text; |
419 | |
420 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
421 | |
422 | if (!ctk_text_buffer_get_selection_bounds(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, &end)) |
423 | ctk_text_buffer_get_bounds(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, &end); |
424 | |
425 | text = ctk_text_buffer_get_text(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, &end, FALSE(0)); |
426 | ctk_clipboard_set_text(ctk_clipboard_get(CDK_NONE((CdkAtom)((gpointer) (gulong) (0)))), g_str_to_ascii (text, "C"), -1); |
427 | g_free(text); |
428 | } |
429 | |
430 | |
431 | static void |
432 | on_paste(CtkClipboard *clipboard, const gchar *text, gpointer data) |
433 | { |
434 | MathEquation *equation = data; |
435 | if (text != NULL((void*)0)) |
436 | math_equation_insert(equation, text); |
437 | } |
438 | |
439 | |
440 | void |
441 | math_equation_paste(MathEquation *equation) |
442 | { |
443 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
444 | ctk_clipboard_request_text(ctk_clipboard_get(CDK_NONE((CdkAtom)((gpointer) (gulong) (0)))), on_paste, equation); |
445 | } |
446 | |
447 | |
448 | void |
449 | math_equation_undo(MathEquation *equation) |
450 | { |
451 | GList *link; |
452 | MathEquationState *state; |
453 | |
454 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
455 | |
456 | if (!equation->priv->undo_stack) { |
457 | math_equation_set_status(equation, |
458 | /* Error shown when trying to undo with no undo history */ |
459 | _("No undo history")gettext ("No undo history")); |
460 | return; |
461 | } |
462 | |
463 | link = equation->priv->undo_stack; |
464 | equation->priv->undo_stack = g_list_remove_link(equation->priv->undo_stack, link); |
465 | state = link->data; |
466 | g_list_free(link); |
467 | |
468 | equation->priv->redo_stack = g_list_prepend(equation->priv->redo_stack, get_current_state(equation)); |
469 | |
470 | apply_state(equation, state); |
471 | free_state(state); |
472 | } |
473 | |
474 | |
475 | void |
476 | math_equation_redo(MathEquation *equation) |
477 | { |
478 | GList *link; |
479 | MathEquationState *state; |
480 | |
481 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
482 | |
483 | if (!equation->priv->redo_stack) { |
484 | math_equation_set_status(equation, |
485 | /* Error shown when trying to redo with no redo history */ |
486 | _("No redo history")gettext ("No redo history")); |
487 | return; |
488 | } |
489 | |
490 | link = equation->priv->redo_stack; |
491 | equation->priv->redo_stack = g_list_remove_link(equation->priv->redo_stack, link); |
492 | state = link->data; |
493 | g_list_free(link); |
494 | |
495 | equation->priv->undo_stack = g_list_prepend(equation->priv->undo_stack, get_current_state(equation)); |
496 | |
497 | apply_state(equation, state); |
498 | free_state(state); |
499 | } |
500 | |
501 | |
502 | gunichar |
503 | math_equation_get_digit_text(MathEquation *equation, guint digit) |
504 | { |
505 | g_return_val_if_fail(equation != NULL, '?')do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return ('?'); } } while (0); |
506 | g_return_val_if_fail(digit < 16, '?')do { if ((digit < 16)) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "digit < 16"); return ('?'); } } while (0); |
507 | |
508 | return equation->priv->digits[digit]; |
509 | } |
510 | |
511 | |
512 | void |
513 | math_equation_set_accuracy(MathEquation *equation, gint accuracy) |
514 | { |
515 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
516 | |
517 | if (mp_serializer_get_trailing_digits(equation->priv->serializer) == accuracy) |
518 | return; |
519 | mp_serializer_set_trailing_digits(equation->priv->serializer, accuracy); |
520 | reformat_display(equation); |
521 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "accuracy"); |
522 | } |
523 | |
524 | |
525 | gint |
526 | math_equation_get_accuracy(MathEquation *equation) |
527 | { |
528 | g_return_val_if_fail(equation != NULL, 0)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (0); } } while (0); |
529 | |
530 | return mp_serializer_get_trailing_digits(equation->priv->serializer); |
531 | } |
532 | |
533 | |
534 | void |
535 | math_equation_set_show_thousands_separators(MathEquation *equation, gboolean visible) |
536 | { |
537 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
538 | |
539 | if (mp_serializer_get_show_thousands_separators(equation->priv->serializer) == visible) |
540 | return; |
541 | |
542 | mp_serializer_set_show_thousands_separators(equation->priv->serializer, visible); |
543 | reformat_display(equation); |
544 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "show-thousands-separators"); |
545 | } |
546 | |
547 | |
548 | gboolean |
549 | math_equation_get_show_thousands_separators(MathEquation *equation) |
550 | { |
551 | g_return_val_if_fail(equation != NULL, FALSE)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return ((0)); } } while (0); |
552 | return mp_serializer_get_show_thousands_separators(equation->priv->serializer); |
553 | } |
554 | |
555 | |
556 | void |
557 | math_equation_set_show_trailing_zeroes(MathEquation *equation, gboolean visible) |
558 | { |
559 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
560 | |
561 | if (mp_serializer_get_show_trailing_zeroes(equation->priv->serializer) == visible) |
562 | return; |
563 | |
564 | mp_serializer_set_show_trailing_zeroes(equation->priv->serializer, visible); |
565 | reformat_display(equation); |
566 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "show-trailing-zeroes"); |
567 | } |
568 | |
569 | |
570 | gboolean |
571 | math_equation_get_show_trailing_zeroes(MathEquation *equation) |
572 | { |
573 | g_return_val_if_fail(equation != NULL, FALSE)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return ((0)); } } while (0); |
574 | return mp_serializer_get_show_trailing_zeroes(equation->priv->serializer); |
575 | } |
576 | |
577 | |
578 | void |
579 | math_equation_set_number_format(MathEquation *equation, MpDisplayFormat format) |
580 | { |
581 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
582 | |
583 | if (mp_serializer_get_number_format(equation->priv->serializer) == format) |
584 | return; |
585 | |
586 | mp_serializer_set_number_format(equation->priv->serializer, format); |
587 | reformat_display(equation); |
588 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "number-format"); |
589 | } |
590 | |
591 | |
592 | MpDisplayFormat |
593 | math_equation_get_number_format(MathEquation *equation) |
594 | { |
595 | g_return_val_if_fail(equation != NULL, MP_DISPLAY_FORMAT_AUTOMATIC)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (MP_DISPLAY_FORMAT_AUTOMATIC); } } while (0); |
596 | return mp_serializer_get_number_format(equation->priv->serializer); |
597 | } |
598 | |
599 | |
600 | void |
601 | math_equation_set_base(MathEquation *equation, gint base) |
602 | { |
603 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
604 | |
605 | if (mp_serializer_get_base(equation->priv->serializer) == base) |
606 | return; |
607 | |
608 | mp_serializer_set_base(equation->priv->serializer, base); |
609 | reformat_display(equation); |
610 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "base"); |
611 | } |
612 | |
613 | |
614 | gint |
615 | math_equation_get_base(MathEquation *equation) |
616 | { |
617 | g_return_val_if_fail(equation != NULL, 10)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (10); } } while (0); |
618 | return mp_serializer_get_base(equation->priv->serializer); |
619 | } |
620 | |
621 | |
622 | void |
623 | math_equation_set_word_size(MathEquation *equation, gint word_size) |
624 | { |
625 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
626 | |
627 | if (equation->priv->word_size == word_size) |
628 | return; |
629 | |
630 | equation->priv->word_size = word_size; |
631 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "word-size"); |
632 | } |
633 | |
634 | |
635 | gint |
636 | math_equation_get_word_size(MathEquation *equation) |
637 | { |
638 | g_return_val_if_fail(equation != NULL, 64)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (64); } } while (0); |
639 | return equation->priv->word_size; |
640 | } |
641 | |
642 | |
643 | void |
644 | math_equation_set_angle_units(MathEquation *equation, MPAngleUnit angle_units) |
645 | { |
646 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
647 | |
648 | if (equation->priv->angle_units == angle_units) |
649 | return; |
650 | |
651 | equation->priv->angle_units = angle_units; |
652 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "angle-units"); |
653 | } |
654 | |
655 | |
656 | MPAngleUnit |
657 | math_equation_get_angle_units(MathEquation *equation) |
658 | { |
659 | g_return_val_if_fail(equation != NULL, MP_DEGREES)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (MP_DEGREES); } } while (0); |
660 | return equation->priv->angle_units; |
661 | } |
662 | |
663 | |
664 | void |
665 | math_equation_set_source_currency(MathEquation *equation, const gchar *currency) |
666 | { |
667 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
668 | g_return_if_fail(currency != NULL)do { if ((currency != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "currency != NULL" ); return; } } while (0); |
669 | |
670 | if (strcmp(equation->priv->source_currency, currency) == 0) |
671 | return; |
672 | g_free(equation->priv->source_currency); |
673 | equation->priv->source_currency = g_strdup(currency); |
674 | g_settings_set_string(g_settings_var, "source-currency", |
675 | math_equation_get_source_currency(equation)); |
676 | } |
677 | |
678 | |
679 | const gchar * |
680 | math_equation_get_source_currency(MathEquation *equation) |
681 | { |
682 | g_return_val_if_fail(equation != NULL, NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (((void*)0)); } } while (0); |
683 | return equation->priv->source_currency; |
684 | } |
685 | |
686 | |
687 | void |
688 | math_equation_set_target_currency(MathEquation *equation, const gchar *currency) |
689 | { |
690 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
691 | g_return_if_fail(currency != NULL)do { if ((currency != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "currency != NULL" ); return; } } while (0); |
692 | |
693 | if (strcmp(equation->priv->target_currency, currency) == 0) |
694 | return; |
695 | g_free(equation->priv->target_currency); |
696 | equation->priv->target_currency = g_strdup(currency); |
697 | g_settings_set_string(g_settings_var, "target-currency", |
698 | math_equation_get_target_currency(equation)); |
699 | } |
700 | |
701 | |
702 | const gchar * |
703 | math_equation_get_target_currency(MathEquation *equation) |
704 | { |
705 | g_return_val_if_fail(equation != NULL, NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (((void*)0)); } } while (0); |
706 | return equation->priv->target_currency; |
707 | } |
708 | |
709 | |
710 | void |
711 | math_equation_set_source_units(MathEquation *equation, const gchar *units) |
712 | { |
713 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
714 | g_return_if_fail(units != NULL)do { if ((units != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "units != NULL"); return; } } while (0); |
715 | |
716 | if (strcmp(equation->priv->source_units, units) == 0) |
717 | return; |
718 | |
719 | g_free(equation->priv->source_units); |
720 | equation->priv->source_units = g_strdup(units); |
721 | g_settings_set_string(g_settings_var, "source-units", |
722 | math_equation_get_source_units(equation)); |
723 | } |
724 | |
725 | const gchar * |
726 | math_equation_get_source_units(MathEquation *equation) |
727 | { |
728 | g_return_val_if_fail(equation != NULL, NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (((void*)0)); } } while (0); |
729 | return equation->priv->source_units; |
730 | } |
731 | |
732 | |
733 | void |
734 | math_equation_set_target_units(MathEquation *equation, const gchar *units) |
735 | { |
736 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
737 | g_return_if_fail(units != NULL)do { if ((units != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "units != NULL"); return; } } while (0); |
738 | |
739 | if (strcmp(equation->priv->target_units, units) == 0) |
740 | return; |
741 | |
742 | g_free(equation->priv->target_units); |
743 | equation->priv->target_units = g_strdup(units); |
744 | g_settings_set_string(g_settings_var, "target-units", |
745 | math_equation_get_target_units(equation)); |
746 | } |
747 | |
748 | |
749 | const gchar * |
750 | math_equation_get_target_units(MathEquation *equation) |
751 | { |
752 | g_return_val_if_fail(equation != NULL, NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (((void*)0)); } } while (0); |
753 | return equation->priv->target_units; |
754 | } |
755 | |
756 | |
757 | void |
758 | math_equation_set_status(MathEquation *equation, const gchar *status) |
759 | { |
760 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
761 | g_return_if_fail(status != NULL)do { if ((status != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "status != NULL") ; return; } } while (0); |
762 | |
763 | if (strcmp(equation->priv->state.status, status) == 0) |
764 | return; |
765 | |
766 | g_free(equation->priv->state.status); |
767 | equation->priv->state.status = g_strdup(status); |
768 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "status"); |
769 | } |
770 | |
771 | |
772 | const gchar * |
773 | math_equation_get_status(MathEquation *equation) |
774 | { |
775 | g_return_val_if_fail(equation != NULL, NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (((void*)0)); } } while (0); |
776 | return equation->priv->state.status; |
777 | } |
778 | |
779 | |
780 | gboolean |
781 | math_equation_is_empty(MathEquation *equation) |
782 | { |
783 | g_return_val_if_fail(equation != NULL, FALSE)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return ((0)); } } while (0); |
784 | return ctk_text_buffer_get_char_count(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ()))))))) == 0; |
785 | } |
786 | |
787 | |
788 | gboolean |
789 | math_equation_is_result(MathEquation *equation) |
790 | { |
791 | char *text; |
792 | gboolean result; |
793 | |
794 | g_return_val_if_fail(equation != NULL, FALSE)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return ((0)); } } while (0); |
795 | |
796 | text = math_equation_get_equation(equation); |
797 | result = strcmp(text, "ans") == 0; |
798 | g_free(text); |
799 | |
800 | return result; |
801 | } |
802 | |
803 | |
804 | gchar * |
805 | math_equation_get_display(MathEquation *equation) |
806 | { |
807 | CtkTextIter start, end; |
808 | |
809 | g_return_val_if_fail(equation != NULL, NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (((void*)0)); } } while (0); |
810 | |
811 | ctk_text_buffer_get_bounds(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, &end); |
812 | return ctk_text_buffer_get_text(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, &end, FALSE(0)); |
813 | } |
814 | |
815 | |
816 | gchar * |
817 | math_equation_get_equation(MathEquation *equation) |
818 | { |
819 | gchar *text; |
820 | GString *eq_text; |
821 | gint ans_start = -1, ans_end = -1, offset; |
822 | const gchar *read_iter; |
823 | gboolean last_is_digit = FALSE(0); |
824 | |
825 | g_return_val_if_fail(equation != NULL, NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (((void*)0)); } } while (0); |
826 | |
827 | text = math_equation_get_display(equation); |
828 | eq_text = g_string_sized_new(strlen(text)); |
829 | |
830 | if (equation->priv->ans_start) |
831 | get_ans_offsets(equation, &ans_start, &ans_end); |
832 | |
833 | for (read_iter = text, offset = 0; *read_iter != '\0'; read_iter = g_utf8_next_char(read_iter)(char *)((read_iter) + g_utf8_skip[*(const guchar *)(read_iter )]), offset++) { |
834 | gunichar c; |
835 | gboolean is_digit, next_is_digit; |
836 | |
837 | c = g_utf8_get_char(read_iter); |
838 | is_digit = g_unichar_isdigit(c); |
839 | next_is_digit = g_unichar_isdigit(g_utf8_get_char(g_utf8_next_char(read_iter)(char *)((read_iter) + g_utf8_skip[*(const guchar *)(read_iter )]))); |
840 | |
841 | /* Replace ans text with variable */ |
842 | if (offset == ans_start) { |
843 | g_string_append(eq_text, "ans"); |
844 | read_iter = g_utf8_offset_to_pointer(read_iter, ans_end - ans_start - 1); |
845 | offset += ans_end - ans_start - 1; |
846 | is_digit = FALSE(0); |
Value stored to 'is_digit' is never read | |
847 | continue; |
848 | } |
849 | |
850 | /* Ignore thousands separators */ |
851 | if (c == mp_serializer_get_thousands_separator(equation->priv->serializer) && last_is_digit && next_is_digit) |
852 | ; |
853 | /* Substitute radix character */ |
854 | else if (c == mp_serializer_get_radix(equation->priv->serializer) && (last_is_digit || next_is_digit)) |
855 | g_string_append_unichar(eq_text, '.'); |
856 | else |
857 | g_string_append_unichar(eq_text, c); |
858 | |
859 | last_is_digit = is_digit; |
860 | } |
861 | g_free(text); |
862 | |
863 | text = eq_text->str; |
864 | g_string_free(eq_text, FALSE(0)); |
865 | |
866 | return text; |
867 | } |
868 | |
869 | |
870 | gboolean |
871 | math_equation_get_number(MathEquation *equation, MPNumber *z) |
872 | { |
873 | gchar *text; |
874 | gboolean result; |
875 | |
876 | g_return_val_if_fail(equation != NULL, FALSE)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return ((0)); } } while (0); |
877 | g_return_val_if_fail(z != NULL, FALSE)do { if ((z != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "z != NULL"); return ((0)); } } while (0); |
878 | |
879 | if (math_equation_is_result(equation)) { |
880 | mp_set_from_mp(math_equation_get_answer(equation), z); |
881 | return TRUE(!(0)); |
882 | } |
883 | else { |
884 | text = math_equation_get_equation(equation); |
885 | result = !mp_serializer_from_string(equation->priv->serializer, text, z); |
886 | g_free(text); |
887 | return result; |
888 | } |
889 | } |
890 | |
891 | |
892 | MpSerializer * |
893 | math_equation_get_serializer(MathEquation *equation) |
894 | { |
895 | g_return_val_if_fail(equation != NULL, NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (((void*)0)); } } while (0); |
896 | return equation->priv->serializer; |
897 | } |
898 | |
899 | |
900 | void |
901 | math_equation_set_number_mode(MathEquation *equation, NumberMode mode) |
902 | { |
903 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
904 | |
905 | if (equation->priv->number_mode == mode) |
906 | return; |
907 | |
908 | equation->priv->can_super_minus = mode == SUPERSCRIPT; |
909 | |
910 | equation->priv->number_mode = mode; |
911 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "number-mode"); |
912 | } |
913 | |
914 | |
915 | NumberMode |
916 | math_equation_get_number_mode(MathEquation *equation) |
917 | { |
918 | g_return_val_if_fail(equation != NULL, NORMAL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return (NORMAL); } } while (0); |
919 | return equation->priv->number_mode; |
920 | } |
921 | |
922 | |
923 | gboolean |
924 | math_equation_in_solve(MathEquation *equation) |
925 | { |
926 | g_return_val_if_fail(equation != NULL, FALSE)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return ((0)); } } while (0); |
927 | return equation->priv->in_solve; |
928 | } |
929 | |
930 | |
931 | const MPNumber * |
932 | math_equation_get_answer(MathEquation *equation) |
933 | { |
934 | g_return_val_if_fail(equation != NULL, FALSE)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return ((0)); } } while (0); |
935 | return &equation->priv->state.ans; |
936 | } |
937 | |
938 | |
939 | void |
940 | math_equation_store(MathEquation *equation, const gchar *name) |
941 | { |
942 | MPNumber t; |
943 | |
944 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
945 | g_return_if_fail(name != NULL)do { if ((name != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "name != NULL"); return ; } } while (0); |
946 | |
947 | if (!math_equation_get_number(equation, &t)) |
948 | math_equation_set_status(equation, _("No sane value to store")gettext ("No sane value to store")); |
949 | else |
950 | math_variables_set(equation->priv->variables, name, &t); |
951 | } |
952 | |
953 | |
954 | void |
955 | math_equation_recall(MathEquation *equation, const gchar *name) |
956 | { |
957 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
958 | g_return_if_fail(name != NULL)do { if ((name != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "name != NULL"); return ; } } while (0); |
959 | math_equation_insert(equation, name); |
960 | } |
961 | |
962 | |
963 | void |
964 | math_equation_set(MathEquation *equation, const gchar *text) |
965 | { |
966 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
967 | g_return_if_fail(text != NULL)do { if ((text != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "text != NULL"); return ; } } while (0); |
968 | ctk_text_buffer_set_text(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), text, -1); |
969 | clear_ans(equation, FALSE(0)); |
970 | } |
971 | |
972 | |
973 | void |
974 | math_equation_set_number(MathEquation *equation, const MPNumber *x) |
975 | { |
976 | char *text; |
977 | CtkTextIter start, end; |
978 | |
979 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
980 | g_return_if_fail(x != NULL)do { if ((x != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "x != NULL"); return ; } } while (0); |
981 | |
982 | /* Show the number in the user chosen format */ |
983 | text = mp_serializer_to_string(equation->priv->serializer, x); |
984 | ctk_text_buffer_set_text(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), text, -1); |
985 | mp_set_from_mp(x, &equation->priv->state.ans); |
986 | |
987 | /* Mark this text as the answer variable */ |
988 | ctk_text_buffer_get_bounds(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, &end); |
989 | clear_ans(equation, FALSE(0)); |
990 | equation->priv->ans_start = ctk_text_buffer_create_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), NULL((void*)0), &start, FALSE(0)); |
991 | equation->priv->ans_end = ctk_text_buffer_create_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), NULL((void*)0), &end, TRUE(!(0))); |
992 | ctk_text_buffer_apply_tag(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), equation->priv->ans_tag, &start, &end); |
993 | g_free(text); |
994 | } |
995 | |
996 | |
997 | void |
998 | math_equation_insert(MathEquation *equation, const gchar *text) |
999 | { |
1000 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1001 | g_return_if_fail(text != NULL)do { if ((text != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "text != NULL"); return ; } } while (0); |
1002 | |
1003 | /* Replace ** with ^ (not on all keyboards) */ |
1004 | if (!ctk_text_buffer_get_has_selection(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ()))))))) && |
1005 | strcmp(text, "×") == 0 && equation->priv->state.entered_multiply) { |
1006 | CtkTextIter iter; |
1007 | |
1008 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, ctk_text_buffer_get_insert(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))))); |
1009 | ctk_text_buffer_backspace(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, TRUE(!(0)), TRUE(!(0))); |
1010 | ctk_text_buffer_insert_at_cursor(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), "^", -1); |
1011 | return; |
1012 | } |
1013 | |
1014 | /* Can't enter superscript minus after entering digits */ |
1015 | if (strstr("⁰¹²³⁴⁵⁶⁷⁸⁹", text) != NULL((void*)0) || strcmp("⁻", text) == 0) |
1016 | equation->priv->can_super_minus = FALSE(0); |
1017 | |
1018 | /* Disable super/subscript mode when finished entering */ |
1019 | if (strstr("⁻⁰¹²³⁴⁵⁶⁷⁸⁹₀₁₂₃₄₅₆₇₈₉", text) == NULL((void*)0)) |
1020 | math_equation_set_number_mode(equation, NORMAL); |
1021 | |
1022 | ctk_text_buffer_delete_selection(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), FALSE(0), FALSE(0)); |
1023 | ctk_text_buffer_insert_at_cursor(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), text, -1); |
1024 | } |
1025 | |
1026 | |
1027 | void |
1028 | math_equation_insert_digit(MathEquation *equation, guint digit) |
1029 | { |
1030 | static const char *subscript_digits[] = {"₀", "₁", "₂", "₃", "₄", "₅", "₆", "₇", "₈", "₉", NULL((void*)0)}; |
1031 | static const char *superscript_digits[] = {"⁰", "¹", "²", "³", "⁴", "⁵", "⁶", "⁷", "⁸", "⁹", NULL((void*)0)}; |
1032 | |
1033 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1034 | g_return_if_fail(digit < 16)do { if ((digit < 16)) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "digit < 16"); return; } } while (0); |
1035 | |
1036 | if (equation->priv->number_mode == NORMAL || digit >= 10) { |
1037 | gchar buffer[7]; |
1038 | gint len; |
1039 | len = g_unichar_to_utf8(math_equation_get_digit_text(equation, digit), buffer); |
1040 | buffer[len] = '\0'; |
1041 | math_equation_insert(equation, buffer); |
1042 | } |
1043 | else if (equation->priv->number_mode == SUPERSCRIPT) |
1044 | math_equation_insert(equation, superscript_digits[digit]); |
1045 | else if (equation->priv->number_mode == SUBSCRIPT) |
1046 | math_equation_insert(equation, subscript_digits[digit]); |
1047 | } |
1048 | |
1049 | |
1050 | void |
1051 | math_equation_insert_numeric_point(MathEquation *equation) |
1052 | { |
1053 | gchar buffer[7]; |
1054 | gint len; |
1055 | |
1056 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1057 | |
1058 | len = g_unichar_to_utf8(mp_serializer_get_radix(equation->priv->serializer), buffer); |
1059 | buffer[len] = '\0'; |
1060 | math_equation_insert(equation, buffer); |
1061 | } |
1062 | |
1063 | |
1064 | void |
1065 | math_equation_insert_number(MathEquation *equation, const MPNumber *x) |
1066 | { |
1067 | char *text; |
1068 | |
1069 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1070 | g_return_if_fail(x != NULL)do { if ((x != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "x != NULL"); return ; } } while (0); |
1071 | |
1072 | text = mp_serializer_to_string(equation->priv->serializer, x); |
1073 | math_equation_insert(equation, text); |
1074 | g_free(text); |
1075 | } |
1076 | |
1077 | |
1078 | void |
1079 | math_equation_insert_exponent(MathEquation *equation) |
1080 | { |
1081 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1082 | math_equation_insert(equation, "×10"); |
1083 | math_equation_set_number_mode(equation, SUPERSCRIPT); |
1084 | } |
1085 | |
1086 | |
1087 | void |
1088 | math_equation_insert_subtract(MathEquation *equation) |
1089 | { |
1090 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1091 | if (equation->priv->number_mode == SUPERSCRIPT && equation->priv->can_super_minus) { |
1092 | math_equation_insert(equation, "⁻"); |
1093 | equation->priv->can_super_minus = FALSE(0); |
1094 | } |
1095 | else { |
1096 | math_equation_insert(equation, "−"); |
1097 | math_equation_set_number_mode(equation, NORMAL); |
1098 | } |
1099 | } |
1100 | |
1101 | |
1102 | static int |
1103 | variable_is_defined(const char *name, void *data) |
1104 | { |
1105 | MathEquation *equation = data; |
1106 | char *c, *lower_name; |
1107 | |
1108 | lower_name = strdup(name); |
1109 | for (c = lower_name; *c; c++) |
1110 | *c = tolower(*c); |
1111 | |
1112 | if (strcmp(lower_name, "rand") == 0 || |
1113 | strcmp(lower_name, "ans") == 0) { |
1114 | g_free(lower_name); |
1115 | return 1; |
1116 | } |
1117 | g_free(lower_name); |
1118 | |
1119 | return math_variables_get(equation->priv->variables, name) != NULL((void*)0); |
1120 | } |
1121 | |
1122 | |
1123 | static int |
1124 | get_variable(const char *name, MPNumber *z, void *data) |
1125 | { |
1126 | char *c, *lower_name; |
1127 | int result = 1; |
1128 | MathEquation *equation = data; |
1129 | MPNumber *t; |
1130 | |
1131 | lower_name = strdup(name); |
1132 | for (c = lower_name; *c; c++) |
1133 | *c = tolower(*c); |
1134 | |
1135 | if (strcmp(lower_name, "rand") == 0) |
1136 | mp_set_from_random(z); |
1137 | else if (strcmp(lower_name, "ans") == 0) |
1138 | mp_set_from_mp(&equation->priv->state.ans, z); |
1139 | else { |
1140 | t = math_variables_get(equation->priv->variables, name); |
1141 | if (t) |
1142 | mp_set_from_mp(t, z); |
1143 | else |
1144 | result = 0; |
1145 | } |
1146 | |
1147 | free(lower_name); |
1148 | |
1149 | return result; |
1150 | } |
1151 | |
1152 | |
1153 | static void |
1154 | set_variable(const char *name, const MPNumber *x, void *data) |
1155 | { |
1156 | MathEquation *equation = data; |
1157 | /* FIXME: Don't allow writing to built-in variables, e.g. ans, rand, sin, ... */ |
1158 | math_variables_set(equation->priv->variables, name, x); |
1159 | } |
1160 | |
1161 | |
1162 | static int |
1163 | convert(const MPNumber *x, const char *x_units, const char *z_units, MPNumber *z, void *data) |
1164 | { |
1165 | return unit_manager_convert_by_symbol(unit_manager_get_default(), x, x_units, z_units, z); |
1166 | } |
1167 | |
1168 | |
1169 | static int |
1170 | parse(MathEquation *equation, const char *text, MPNumber *z, char **error_token) |
1171 | { |
1172 | MPEquationOptions options; |
1173 | |
1174 | memset(&options, 0, sizeof(options)); |
1175 | options.base = mp_serializer_get_base(equation->priv->serializer); |
1176 | options.wordlen = equation->priv->word_size; |
1177 | options.angle_units = equation->priv->angle_units; |
1178 | options.variable_is_defined = variable_is_defined; |
1179 | options.get_variable = get_variable; |
1180 | options.set_variable = set_variable; |
1181 | options.convert = convert; |
1182 | options.callback_data = equation; |
1183 | |
1184 | return mp_equation_parse(text, &options, z, error_token); |
1185 | } |
1186 | |
1187 | |
1188 | /* |
1189 | * Executed in separate thread. It is thus not a good idea to write to anything |
1190 | * in MathEquation but the async queue from here. |
1191 | */ |
1192 | static gpointer |
1193 | math_equation_solve_real(gpointer data) |
1194 | { |
1195 | MathEquation *equation = MATH_EQUATION(data)((((MathEquation*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((data)), (math_equation_get_type()))))); |
1196 | SolveData *solvedata = g_slice_new0(SolveData)((SolveData*) g_slice_alloc0 (sizeof (SolveData))); |
1197 | |
1198 | gint n_brackets = 0, result; |
1199 | gchar *c, *text, *error_token; |
1200 | GString *equation_text; |
1201 | MPNumber z; |
1202 | |
1203 | text = math_equation_get_equation(equation); |
1204 | equation_text = g_string_new(text); |
1205 | g_free(text); |
1206 | /* Count the number of brackets and automatically add missing closing brackets */ |
1207 | for (c = equation_text->str; *c; c++) { |
1208 | if (*c == '(') |
1209 | n_brackets++; |
1210 | else if (*c == ')') |
1211 | n_brackets--; |
1212 | } |
1213 | while (n_brackets > 0) { |
1214 | g_string_append_c(equation_text, ')')g_string_append_c_inline (equation_text, ')'); |
1215 | n_brackets--; |
1216 | } |
1217 | |
1218 | |
1219 | result = parse(equation, equation_text->str, &z, &error_token); |
1220 | g_string_free(equation_text, TRUE(!(0))); |
1221 | |
1222 | switch (result) { |
1223 | case PARSER_ERR_NONE: |
1224 | solvedata->number_result = g_slice_new(MPNumber)((MPNumber*) g_slice_alloc (sizeof (MPNumber))); |
1225 | mp_set_from_mp(&z, solvedata->number_result); |
1226 | break; |
1227 | |
1228 | case PARSER_ERR_OVERFLOW: |
1229 | solvedata->error = g_strdup(/* Error displayed to user when they perform a bitwise operation on numbers greater than the current word */ |
1230 | _("Overflow. Try a bigger word size")gettext ("Overflow. Try a bigger word size")); |
1231 | break; |
1232 | |
1233 | case PARSER_ERR_UNKNOWN_VARIABLE: |
1234 | solvedata->error = g_strdup_printf(/* Error displayed to user when they an unknown variable is entered */ |
1235 | _("Unknown variable '%s'")gettext ("Unknown variable '%s'"), error_token); |
1236 | break; |
1237 | |
1238 | case PARSER_ERR_UNKNOWN_FUNCTION: |
1239 | solvedata->error = g_strdup_printf(/* Error displayed to user when an unknown function is entered */ |
1240 | _("Function '%s' is not defined")gettext ("Function '%s' is not defined"), error_token); |
1241 | break; |
1242 | |
1243 | case PARSER_ERR_UNKNOWN_CONVERSION: |
1244 | solvedata->error = g_strdup(/* Error displayed to user when an conversion with unknown units is attempted */ |
1245 | _("Unknown conversion")gettext ("Unknown conversion")); |
1246 | break; |
1247 | |
1248 | case PARSER_ERR_MP: |
1249 | if (mp_get_error()) |
1250 | solvedata->error = g_strdup(mp_get_error()); |
1251 | else if (error_token) |
1252 | solvedata->error = g_strdup_printf(/* Uncategorized error. Show error token to user*/ |
1253 | _("Malformed expression at token '%s'")gettext ("Malformed expression at token '%s'"), error_token); |
1254 | else |
1255 | solvedata->error = g_strdup (/* Unknown error. */ |
1256 | _("Malformed expression")gettext ("Malformed expression")); |
1257 | break; |
1258 | |
1259 | default: |
1260 | solvedata->error = g_strdup(/* Error displayed to user when they enter an invalid calculation */ |
1261 | _("Malformed expression")gettext ("Malformed expression")); |
1262 | break; |
1263 | } |
1264 | g_async_queue_push(equation->priv->queue, solvedata); |
1265 | |
1266 | return NULL((void*)0); |
1267 | } |
1268 | |
1269 | |
1270 | static gboolean |
1271 | math_equation_show_in_progress(gpointer data) |
1272 | { |
1273 | MathEquation *equation = MATH_EQUATION(data)((((MathEquation*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((data)), (math_equation_get_type()))))); |
1274 | if (equation->priv->in_solve) |
1275 | math_equation_set_status(equation, _("Calculating")gettext ("Calculating")); |
1276 | return false0; |
1277 | } |
1278 | |
1279 | |
1280 | static gboolean |
1281 | math_equation_look_for_answer(gpointer data) |
1282 | { |
1283 | MathEquation *equation = MATH_EQUATION(data)((((MathEquation*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((data)), (math_equation_get_type()))))); |
1284 | SolveData *result = g_async_queue_try_pop(equation->priv->queue); |
1285 | |
1286 | if (result == NULL((void*)0)) |
1287 | return true1; |
1288 | |
1289 | equation->priv->in_solve = false0; |
1290 | |
1291 | if (!result->error) |
1292 | math_equation_set_status(equation, ""); |
1293 | |
1294 | if (result->error != NULL((void*)0)) { |
1295 | math_equation_set_status(equation, result->error); |
1296 | g_free(result->error); |
1297 | } |
1298 | else if (result->number_result != NULL((void*)0)) { |
1299 | math_equation_set_number(equation, result->number_result); |
1300 | g_slice_free(MPNumber, result->number_result)do { if (1) g_slice_free1 (sizeof (MPNumber), (result->number_result )); else (void) ((MPNumber*) 0 == (result->number_result)) ; } while (0); |
1301 | } |
1302 | else if (result->text_result != NULL((void*)0)) { |
1303 | math_equation_set(equation, result->text_result); |
1304 | g_free(result->text_result); |
1305 | } |
1306 | g_slice_free(SolveData, result)do { if (1) g_slice_free1 (sizeof (SolveData), (result)); else (void) ((SolveData*) 0 == (result)); } while (0); |
1307 | |
1308 | return false0; |
1309 | } |
1310 | |
1311 | |
1312 | void |
1313 | math_equation_solve(MathEquation *equation) |
1314 | { |
1315 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1316 | |
1317 | // FIXME: should replace calculation or give error message |
1318 | if (equation->priv->in_solve) |
1319 | return; |
1320 | |
1321 | if (math_equation_is_empty(equation)) |
1322 | return; |
1323 | |
1324 | /* If showing a result return to the equation that caused it */ |
1325 | // FIXME: Result may not be here due to solve (i.e. the user may have entered "ans") |
1326 | if (math_equation_is_result(equation)) { |
1327 | math_equation_undo(equation); |
1328 | return; |
1329 | } |
1330 | |
1331 | equation->priv->in_solve = true1; |
1332 | |
1333 | math_equation_set_number_mode(equation, NORMAL); |
1334 | g_thread_new("", math_equation_solve_real, equation); |
1335 | |
1336 | g_timeout_add(50, math_equation_look_for_answer, equation); |
1337 | g_timeout_add(100, math_equation_show_in_progress, equation); |
1338 | } |
1339 | |
1340 | |
1341 | static gpointer |
1342 | math_equation_factorize_real(gpointer data) |
1343 | { |
1344 | GString *text; |
1345 | GList *factors, *factor; |
1346 | MPNumber x; |
1347 | MathEquation *equation = MATH_EQUATION(data)((((MathEquation*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((data)), (math_equation_get_type()))))); |
1348 | SolveData *result = g_slice_new0(SolveData)((SolveData*) g_slice_alloc0 (sizeof (SolveData))); |
1349 | |
1350 | math_equation_get_number(equation, &x); |
1351 | factors = mp_factorize(&x); |
1352 | |
1353 | text = g_string_new(""); |
1354 | |
1355 | for (factor = factors; factor; factor = factor->next) { |
1356 | gchar *temp; |
1357 | MPNumber *n; |
1358 | |
1359 | n = factor->data; |
1360 | temp = mp_serializer_to_string(equation->priv->serializer, n); |
1361 | g_string_append(text, temp); |
1362 | if (factor->next) |
1363 | g_string_append(text, "×"); |
1364 | g_slice_free(MPNumber, n)do { if (1) g_slice_free1 (sizeof (MPNumber), (n)); else (void ) ((MPNumber*) 0 == (n)); } while (0); |
1365 | g_free(temp); |
1366 | } |
1367 | g_list_free(factors); |
1368 | |
1369 | result->text_result = g_strndup(text->str, text->len); |
1370 | g_async_queue_push(equation->priv->queue, result); |
1371 | g_string_free(text, TRUE(!(0))); |
1372 | |
1373 | return NULL((void*)0); |
1374 | } |
1375 | |
1376 | |
1377 | void |
1378 | math_equation_factorize(MathEquation *equation) |
1379 | { |
1380 | MPNumber x; |
1381 | |
1382 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1383 | |
1384 | // FIXME: should replace calculation or give error message |
1385 | if (equation->priv->in_solve) |
1386 | return; |
1387 | |
1388 | if (!math_equation_get_number(equation, &x) || !mp_is_integer(&x)) { |
1389 | /* Error displayed when trying to factorize a non-integer value */ |
1390 | math_equation_set_status(equation, _("Need an integer to factorize")gettext ("Need an integer to factorize")); |
1391 | return; |
1392 | } |
1393 | |
1394 | equation->priv->in_solve = true1; |
1395 | |
1396 | g_thread_new("", math_equation_factorize_real, equation); |
1397 | |
1398 | g_timeout_add(50, math_equation_look_for_answer, equation); |
1399 | g_timeout_add(100, math_equation_show_in_progress, equation); |
1400 | } |
1401 | |
1402 | |
1403 | void |
1404 | math_equation_delete(MathEquation *equation) |
1405 | { |
1406 | gint cursor; |
1407 | CtkTextIter start, end; |
1408 | |
1409 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1410 | |
1411 | g_object_get(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "cursor-position", &cursor, NULL((void*)0)); |
1412 | if (cursor >= ctk_text_buffer_get_char_count(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))))) |
1413 | return; |
1414 | |
1415 | ctk_text_buffer_get_iter_at_offset(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, cursor); |
1416 | ctk_text_buffer_get_iter_at_offset(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &end, cursor+1); |
1417 | ctk_text_buffer_delete(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &start, &end); |
1418 | } |
1419 | |
1420 | |
1421 | void |
1422 | math_equation_backspace(MathEquation *equation) |
1423 | { |
1424 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1425 | |
1426 | /* Can't delete empty display */ |
1427 | if (math_equation_is_empty(equation)) |
1428 | return; |
1429 | |
1430 | if (ctk_text_buffer_get_has_selection(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))))) |
1431 | ctk_text_buffer_delete_selection(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), FALSE(0), FALSE(0)); |
1432 | else { |
1433 | CtkTextIter iter; |
1434 | ctk_text_buffer_get_iter_at_mark(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, ctk_text_buffer_get_insert(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))))); |
1435 | ctk_text_buffer_backspace(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), &iter, TRUE(!(0)), TRUE(!(0))); |
1436 | } |
1437 | } |
1438 | |
1439 | |
1440 | void |
1441 | math_equation_clear(MathEquation *equation) |
1442 | { |
1443 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1444 | |
1445 | math_equation_set_number_mode(equation, NORMAL); |
1446 | ctk_text_buffer_set_text(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), "", -1); |
1447 | clear_ans(equation, FALSE(0)); |
1448 | } |
1449 | |
1450 | |
1451 | void |
1452 | math_equation_shift(MathEquation *equation, gint count) |
1453 | { |
1454 | MPNumber z; |
1455 | |
1456 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1457 | |
1458 | if (!math_equation_get_number(equation, &z)) { |
1459 | math_equation_set_status(equation, |
1460 | /* This message is displayed in the status bar when a bit |
1461 | shift operation is performed and the display does not contain a number */ |
1462 | _("No sane value to bitwise shift")gettext ("No sane value to bitwise shift")); |
1463 | return; |
1464 | } |
1465 | |
1466 | mp_shift(&z, count, &z); |
1467 | math_equation_set_number(equation, &z); |
1468 | } |
1469 | |
1470 | |
1471 | void |
1472 | math_equation_toggle_bit(MathEquation *equation, guint bit) |
1473 | { |
1474 | MPNumber x; |
1475 | guint64 bits; |
1476 | gboolean result; |
1477 | |
1478 | g_return_if_fail(equation != NULL)do { if ((equation != ((void*)0))) { } else { g_return_if_fail_warning (((gchar*) 0), ((const char*) (__func__)), "equation != NULL" ); return; } } while (0); |
1479 | |
1480 | result = math_equation_get_number(equation, &x); |
1481 | if (result) { |
1482 | MPNumber max; |
1483 | mp_set_from_unsigned_integer(G_MAXUINT64(0xffffffffffffffffUL), &max); |
1484 | if (mp_is_negative(&x) || mp_is_greater_than(&x, &max)) |
1485 | result = FALSE(0); |
1486 | else |
1487 | bits = mp_cast_to_unsigned_int(&x); |
1488 | } |
1489 | |
1490 | if (!result) { |
1491 | math_equation_set_status(equation, |
1492 | /* Message displayed when cannot toggle bit in display*/ |
1493 | _("Displayed value not an integer")gettext ("Displayed value not an integer")); |
1494 | return; |
1495 | } |
1496 | |
1497 | bits ^= (1LL << (63 - bit)); |
1498 | |
1499 | mp_set_from_unsigned_integer(bits, &x); |
1500 | |
1501 | // FIXME: Only do this if in ans format, otherwise set text in same format as previous number |
1502 | math_equation_set_number(equation, &x); |
1503 | } |
1504 | |
1505 | |
1506 | static void |
1507 | math_equation_set_property(GObject *object, |
1508 | guint prop_id, |
1509 | const GValue *value, |
1510 | GParamSpec *pspec) |
1511 | { |
1512 | MathEquation *self; |
1513 | |
1514 | self = MATH_EQUATION(object)((((MathEquation*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((object)), (math_equation_get_type()))))); |
1515 | |
1516 | switch (prop_id) { |
1517 | case PROP_STATUS: |
1518 | math_equation_set_status(self, g_value_get_string(value)); |
1519 | break; |
1520 | case PROP_DISPLAY: |
1521 | math_equation_set(self, g_value_get_string(value)); |
1522 | break; |
1523 | case PROP_NUMBER_MODE: |
1524 | math_equation_set_number_mode(self, g_value_get_int(value)); |
1525 | break; |
1526 | case PROP_ACCURACY: |
1527 | math_equation_set_accuracy(self, g_value_get_int(value)); |
1528 | break; |
1529 | case PROP_SHOW_THOUSANDS_SEPARATORS: |
1530 | math_equation_set_show_thousands_separators(self, g_value_get_boolean(value)); |
1531 | break; |
1532 | case PROP_SHOW_TRAILING_ZEROES: |
1533 | math_equation_set_show_trailing_zeroes(self, g_value_get_boolean(value)); |
1534 | break; |
1535 | case PROP_NUMBER_FORMAT: |
1536 | math_equation_set_number_format(self, g_value_get_int(value)); |
1537 | break; |
1538 | case PROP_BASE: |
1539 | math_equation_set_base(self, g_value_get_int(value)); |
1540 | break; |
1541 | case PROP_WORD_SIZE: |
1542 | math_equation_set_word_size(self, g_value_get_int(value)); |
1543 | break; |
1544 | case PROP_ANGLE_UNITS: |
1545 | math_equation_set_angle_units(self, g_value_get_int(value)); |
1546 | break; |
1547 | case PROP_SOURCE_CURRENCY: |
1548 | math_equation_set_source_currency(self, g_value_get_string(value)); |
1549 | break; |
1550 | case PROP_TARGET_CURRENCY: |
1551 | math_equation_set_target_currency(self, g_value_get_string(value)); |
1552 | break; |
1553 | case PROP_SOURCE_UNITS: |
1554 | math_equation_set_source_units(self, g_value_get_string(value)); |
1555 | break; |
1556 | case PROP_TARGET_UNITS: |
1557 | math_equation_set_target_units(self, g_value_get_string(value)); |
1558 | break; |
1559 | default: |
1560 | G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec)do { GObject *_glib__object = (GObject*) ((object)); GParamSpec *_glib__pspec = (GParamSpec*) ((pspec)); guint _glib__property_id = ((prop_id)); g_warning ("%s:%d: invalid %s id %u for \"%s\" of type '%s' in '%s'" , "math-equation.c", 1560, ("property"), _glib__property_id, _glib__pspec ->name, g_type_name ((((((GTypeClass*) (((GTypeInstance*) ( _glib__pspec))->g_class))->g_type)))), (g_type_name ((( (((GTypeClass*) (((GTypeInstance*) (_glib__object))->g_class ))->g_type)))))); } while (0); |
1561 | break; |
1562 | } |
1563 | } |
1564 | |
1565 | |
1566 | static void |
1567 | math_equation_get_property(GObject *object, |
1568 | guint prop_id, |
1569 | GValue *value, |
1570 | GParamSpec *pspec) |
1571 | { |
1572 | MathEquation *self; |
1573 | gchar *text; |
1574 | |
1575 | self = MATH_EQUATION(object)((((MathEquation*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((object)), (math_equation_get_type()))))); |
1576 | |
1577 | switch (prop_id) { |
1578 | case PROP_STATUS: |
1579 | g_value_set_string(value, self->priv->state.status); |
1580 | break; |
1581 | case PROP_DISPLAY: |
1582 | text = math_equation_get_display(self); |
1583 | g_value_set_string(value, text); |
1584 | g_free(text); |
1585 | break; |
1586 | case PROP_EQUATION: |
1587 | text = math_equation_get_equation(self); |
1588 | g_value_set_string(value, text); |
1589 | g_free(text); |
1590 | break; |
1591 | case PROP_NUMBER_MODE: |
1592 | g_value_set_enum(value, self->priv->number_mode); |
1593 | break; |
1594 | case PROP_ACCURACY: |
1595 | g_value_set_int(value, mp_serializer_get_trailing_digits(self->priv->serializer)); |
1596 | break; |
1597 | case PROP_SHOW_THOUSANDS_SEPARATORS: |
1598 | g_value_set_boolean(value, mp_serializer_get_show_thousands_separators(self->priv->serializer)); |
1599 | break; |
1600 | case PROP_SHOW_TRAILING_ZEROES: |
1601 | g_value_set_boolean(value, mp_serializer_get_show_trailing_zeroes(self->priv->serializer)); |
1602 | break; |
1603 | case PROP_NUMBER_FORMAT: |
1604 | g_value_set_enum(value, mp_serializer_get_number_format(self->priv->serializer)); |
1605 | break; |
1606 | case PROP_BASE: |
1607 | g_value_set_int(value, math_equation_get_base(self)); |
1608 | break; |
1609 | case PROP_WORD_SIZE: |
1610 | g_value_set_int(value, self->priv->word_size); |
1611 | break; |
1612 | case PROP_ANGLE_UNITS: |
1613 | g_value_set_enum(value, self->priv->angle_units); |
1614 | break; |
1615 | case PROP_SOURCE_CURRENCY: |
1616 | g_value_set_string(value, self->priv->source_currency); |
1617 | break; |
1618 | case PROP_TARGET_CURRENCY: |
1619 | g_value_set_string(value, self->priv->target_currency); |
1620 | break; |
1621 | case PROP_SOURCE_UNITS: |
1622 | g_value_set_string(value, self->priv->source_units); |
1623 | break; |
1624 | case PROP_TARGET_UNITS: |
1625 | g_value_set_string(value, self->priv->target_units); |
1626 | break; |
1627 | case PROP_SERIALIZER: |
1628 | g_value_set_object(value, self->priv->serializer); |
1629 | break; |
1630 | default: |
1631 | G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec)do { GObject *_glib__object = (GObject*) ((object)); GParamSpec *_glib__pspec = (GParamSpec*) ((pspec)); guint _glib__property_id = ((prop_id)); g_warning ("%s:%d: invalid %s id %u for \"%s\" of type '%s' in '%s'" , "math-equation.c", 1631, ("property"), _glib__property_id, _glib__pspec ->name, g_type_name ((((((GTypeClass*) (((GTypeInstance*) ( _glib__pspec))->g_class))->g_type)))), (g_type_name ((( (((GTypeClass*) (((GTypeInstance*) (_glib__object))->g_class ))->g_type)))))); } while (0); |
1632 | break; |
1633 | } |
1634 | } |
1635 | |
1636 | |
1637 | static void |
1638 | math_equation_constructed(GObject *object) |
1639 | { |
1640 | CtkTextBuffer *parent_class; |
1641 | parent_class = g_type_class_peek_parent(MATH_EQUATION_GET_CLASS(object)((((MathEquationClass*) (((GTypeInstance*) ((object)))->g_class ))))); |
1642 | if (G_OBJECT_CLASS(parent_class)((((GObjectClass*) (void *) g_type_check_class_cast ((GTypeClass *) ((parent_class)), (((GType) ((20) << (2))))))))->constructed) |
1643 | G_OBJECT_CLASS(parent_class)((((GObjectClass*) (void *) g_type_check_class_cast ((GTypeClass *) ((parent_class)), (((GType) ((20) << (2))))))))->constructed(object); |
1644 | |
1645 | MATH_EQUATION(object)((((MathEquation*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((object)), (math_equation_get_type())))))->priv->ans_tag = ctk_text_buffer_create_tag(CTK_TEXT_BUFFER(object)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((object)), ((ctk_text_buffer_get_type ())))))), NULL((void*)0), "weight", PANGO_WEIGHT_BOLD, NULL((void*)0)); |
1646 | } |
1647 | |
1648 | |
1649 | static void |
1650 | math_equation_class_init(MathEquationClass *klass) |
1651 | { |
1652 | static GEnumValue number_mode_values[] = |
1653 | { |
1654 | {NORMAL, "normal", "normal"}, |
1655 | {SUPERSCRIPT, "superscript", "superscript"}, |
1656 | {SUBSCRIPT, "subscript", "subscript"}, |
1657 | {0, NULL((void*)0), NULL((void*)0)} |
1658 | }; |
1659 | static GEnumValue angle_unit_values[] = |
1660 | { |
1661 | {MP_RADIANS, "radians", "radians"}, |
1662 | {MP_DEGREES, "degrees", "degrees"}, |
1663 | {MP_GRADIANS, "gradians", "gradians"}, |
1664 | {0, NULL((void*)0), NULL((void*)0)} |
1665 | }; |
1666 | GObjectClass *object_class = G_OBJECT_CLASS(klass)((((GObjectClass*) (void *) g_type_check_class_cast ((GTypeClass *) ((klass)), (((GType) ((20) << (2)))))))); |
1667 | |
1668 | object_class->get_property = math_equation_get_property; |
1669 | object_class->set_property = math_equation_set_property; |
1670 | object_class->constructed = math_equation_constructed; |
1671 | |
1672 | number_mode_type = g_enum_register_static("NumberMode", number_mode_values); |
1673 | number_format_type = math_mp_display_format_get_type(); |
1674 | angle_unit_type = g_enum_register_static("AngleUnit", angle_unit_values); |
1675 | |
1676 | g_object_class_install_property(object_class, |
1677 | PROP_STATUS, |
1678 | g_param_spec_string("status", |
1679 | "status", |
1680 | "Equation status", |
1681 | "", |
1682 | G_PARAM_READWRITE)); |
1683 | g_object_class_install_property(object_class, |
1684 | PROP_DISPLAY, |
1685 | g_param_spec_string("display", |
1686 | "display", |
1687 | "Displayed equation text", |
1688 | "", |
1689 | G_PARAM_READWRITE)); |
1690 | g_object_class_install_property(object_class, |
1691 | PROP_EQUATION, |
1692 | g_param_spec_string("equation", |
1693 | "equation", |
1694 | "Equation text", |
1695 | "", |
1696 | G_PARAM_READABLE)); |
1697 | g_object_class_install_property(object_class, |
1698 | PROP_NUMBER_MODE, |
1699 | g_param_spec_enum("number-mode", |
1700 | "number-mode", |
1701 | "Input number mode", |
1702 | number_mode_type, |
1703 | NORMAL, |
1704 | G_PARAM_READWRITE)); |
1705 | g_object_class_install_property(object_class, |
1706 | PROP_ACCURACY, |
1707 | g_param_spec_int("accuracy", |
1708 | "accuracy", |
1709 | "Display accuracy", |
1710 | 0, 20, 9, |
1711 | G_PARAM_READWRITE)); |
1712 | g_object_class_install_property(object_class, |
1713 | PROP_SHOW_THOUSANDS_SEPARATORS, |
1714 | g_param_spec_boolean("show-thousands-separators", |
1715 | "show-thousands-separators", |
1716 | "Show thousands separators", |
1717 | TRUE(!(0)), |
1718 | G_PARAM_READWRITE)); |
1719 | g_object_class_install_property(object_class, |
1720 | PROP_SHOW_TRAILING_ZEROES, |
1721 | g_param_spec_boolean("show-trailing-zeroes", |
1722 | "show-trailing-zeroes", |
1723 | "Show trailing zeroes", |
1724 | FALSE(0), |
1725 | G_PARAM_READWRITE)); |
1726 | g_object_class_install_property(object_class, |
1727 | PROP_NUMBER_FORMAT, |
1728 | g_param_spec_enum("number-format", |
1729 | "number-format", |
1730 | "Display format", |
1731 | number_format_type, |
1732 | MP_DISPLAY_FORMAT_FIXED, |
1733 | G_PARAM_READWRITE)); |
1734 | g_object_class_install_property(object_class, |
1735 | PROP_BASE, |
1736 | g_param_spec_int("base", |
1737 | "base", |
1738 | "Default number base (derived from number-format)", |
1739 | 2, 16, 10, |
1740 | G_PARAM_READWRITE)); |
1741 | g_object_class_install_property(object_class, |
1742 | PROP_WORD_SIZE, |
1743 | g_param_spec_int("word-size", |
1744 | "word-size", |
1745 | "Word size in bits", |
1746 | 8, 64, 64, |
1747 | G_PARAM_READWRITE)); |
1748 | g_object_class_install_property(object_class, |
1749 | PROP_ANGLE_UNITS, |
1750 | g_param_spec_enum("angle-units", |
1751 | "angle-units", |
1752 | "Angle units", |
1753 | angle_unit_type, |
1754 | MP_DEGREES, |
1755 | G_PARAM_READWRITE)); |
1756 | g_object_class_install_property(object_class, |
1757 | PROP_SOURCE_CURRENCY, |
1758 | g_param_spec_string("source-currency", |
1759 | "source-currency", |
1760 | "Source Currency", |
1761 | "", |
1762 | G_PARAM_READWRITE)); |
1763 | g_object_class_install_property(object_class, |
1764 | PROP_TARGET_CURRENCY, |
1765 | g_param_spec_string("target-currency", |
1766 | "target-currency", |
1767 | "target Currency", |
1768 | "", |
1769 | G_PARAM_READWRITE)); |
1770 | g_object_class_install_property(object_class, |
1771 | PROP_SOURCE_UNITS, |
1772 | g_param_spec_string("source-units", |
1773 | "source-units", |
1774 | "Source Units", |
1775 | "", |
1776 | G_PARAM_READWRITE)); |
1777 | g_object_class_install_property(object_class, |
1778 | PROP_TARGET_UNITS, |
1779 | g_param_spec_string("target-units", |
1780 | "target-units", |
1781 | "target Units", |
1782 | "", |
1783 | G_PARAM_READWRITE)); |
1784 | g_object_class_install_property(object_class, |
1785 | PROP_SERIALIZER, |
1786 | g_param_spec_object("serializer", |
1787 | "serializer", |
1788 | "Serializer", |
1789 | MP_TYPE_SERIALIZER(mp_serializer_get_type()), |
1790 | G_PARAM_READABLE)); |
1791 | } |
1792 | |
1793 | |
1794 | static void |
1795 | pre_insert_text_cb(MathEquation *equation, |
1796 | CtkTextIter *location, |
1797 | gchar *text, |
1798 | gint len, |
1799 | gpointer user_data) |
1800 | { |
1801 | gunichar c; |
1802 | gint cursor; |
1803 | |
1804 | if (equation->priv->in_reformat) |
1805 | return; |
1806 | |
1807 | /* If following a delete then have already pushed undo stack (CtkTextBuffer |
1808 | doesn't indicate replace operations so we have to infer them) */ |
1809 | if (!equation->priv->in_delete) |
1810 | math_equation_push_undo_stack(equation); |
1811 | |
1812 | /* Clear result on next digit entered if cursor at end of line */ |
1813 | c = g_utf8_get_char(text); |
1814 | g_object_get(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "cursor-position", &cursor, NULL((void*)0)); |
1815 | if ((g_unichar_isdigit(c) || c == mp_serializer_get_radix(equation->priv->serializer)) && |
1816 | math_equation_is_result(equation) && |
1817 | cursor >= ctk_text_buffer_get_char_count(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))))) { |
1818 | ctk_text_buffer_set_text(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), "", -1); |
1819 | clear_ans(equation, FALSE(0)); |
1820 | ctk_text_buffer_get_end_iter(CTK_TEXT_BUFFER(equation)((((CtkTextBuffer*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), ((ctk_text_buffer_get_type ())))))), location); |
1821 | } |
1822 | |
1823 | if (equation->priv->ans_start) { |
1824 | gint ans_start, ans_end; |
1825 | gint offset; |
1826 | |
1827 | offset = ctk_text_iter_get_offset(location); |
1828 | get_ans_offsets(equation, &ans_start, &ans_end); |
1829 | |
1830 | /* Inserted inside ans */ |
1831 | if (offset > ans_start && offset < ans_end) |
1832 | clear_ans(equation, TRUE(!(0))); |
1833 | } |
1834 | } |
1835 | |
1836 | |
1837 | static gboolean |
1838 | on_delete(MathEquation *equation) |
1839 | { |
1840 | equation->priv->in_delete = FALSE(0); |
1841 | return FALSE(0); |
1842 | } |
1843 | |
1844 | |
1845 | static void |
1846 | pre_delete_range_cb(MathEquation *equation, |
1847 | CtkTextIter *start, |
1848 | CtkTextIter *end, |
1849 | gpointer user_data) |
1850 | { |
1851 | if (equation->priv->in_reformat) |
1852 | return; |
1853 | |
1854 | math_equation_push_undo_stack(equation); |
1855 | |
1856 | equation->priv->in_delete = TRUE(!(0)); |
1857 | g_idle_add((GSourceFunc)on_delete, equation); |
1858 | |
1859 | if (equation->priv->ans_start) { |
1860 | gint ans_start, ans_end; |
1861 | gint start_offset, end_offset; |
1862 | |
1863 | start_offset = ctk_text_iter_get_offset(start); |
1864 | end_offset = ctk_text_iter_get_offset(end); |
1865 | get_ans_offsets(equation, &ans_start, &ans_end); |
1866 | |
1867 | /* Deleted part of ans */ |
1868 | if (start_offset < ans_end && end_offset > ans_start) |
1869 | clear_ans(equation, TRUE(!(0))); |
1870 | } |
1871 | } |
1872 | |
1873 | |
1874 | static void |
1875 | insert_text_cb(MathEquation *equation, |
1876 | CtkTextIter *location, |
1877 | gchar *text, |
1878 | gint len, |
1879 | gpointer user_data) |
1880 | { |
1881 | if (equation->priv->in_reformat) |
1882 | return; |
1883 | |
1884 | equation->priv->state.entered_multiply = strcmp(text, "×") == 0; |
1885 | |
1886 | /* Update thousands separators */ |
1887 | reformat_separators(equation); |
1888 | |
1889 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "display"); |
1890 | } |
1891 | |
1892 | |
1893 | static void |
1894 | delete_range_cb(MathEquation *equation, |
1895 | CtkTextIter *start, |
1896 | CtkTextIter *end, |
1897 | gpointer user_data) |
1898 | { |
1899 | if (equation->priv->in_reformat) |
1900 | return; |
1901 | |
1902 | equation->priv->state.entered_multiply = FALSE(0); |
1903 | |
1904 | /* Update thousands separators */ |
1905 | reformat_separators(equation); |
1906 | |
1907 | // FIXME: A replace will emit this both for delete-range and insert-text, can it be avoided? |
1908 | g_object_notify(G_OBJECT(equation)((((GObject*) (void *) g_type_check_instance_cast ((GTypeInstance *) ((equation)), (((GType) ((20) << (2)))))))), "display"); |
1909 | } |
1910 | |
1911 | |
1912 | static void |
1913 | math_equation_init(MathEquation *equation) |
1914 | { |
1915 | /* Digits localized for the given language */ |
1916 | const char *digit_values = _("0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F")gettext ("0,1,2,3,4,5,6,7,8,9,A,B,C,D,E,F"); |
1917 | const char *default_digits[] = {"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "A", "B", "C", "D", "E", "F"}; |
1918 | gchar **digits; |
1919 | /* Default to using untranslated digits, this is because it doesn't make sense in most languages and we need to make this optional. |
1920 | * See https://bugzilla.gnome.org/show_bug.cgi?id=632661 */ |
1921 | gboolean use_default_digits = TRUE(!(0)); |
1922 | int i; |
1923 | |
1924 | equation->priv = math_equation_get_instance_private (equation); |
1925 | |
1926 | g_signal_connect(equation, "insert-text", G_CALLBACK(pre_insert_text_cb), equation)g_signal_connect_data ((equation), ("insert-text"), (((GCallback ) (pre_insert_text_cb))), (equation), ((void*)0), (GConnectFlags ) 0); |
1927 | g_signal_connect(equation, "delete-range", G_CALLBACK(pre_delete_range_cb), equation)g_signal_connect_data ((equation), ("delete-range"), (((GCallback ) (pre_delete_range_cb))), (equation), ((void*)0), (GConnectFlags ) 0); |
1928 | g_signal_connect_after(equation, "insert-text", G_CALLBACK(insert_text_cb), equation)g_signal_connect_data ((equation), ("insert-text"), (((GCallback ) (insert_text_cb))), (equation), ((void*)0), G_CONNECT_AFTER ); |
1929 | g_signal_connect_after(equation, "delete-range", G_CALLBACK(delete_range_cb), equation)g_signal_connect_data ((equation), ("delete-range"), (((GCallback ) (delete_range_cb))), (equation), ((void*)0), G_CONNECT_AFTER ); |
1930 | |
1931 | digits = g_strsplit(digit_values, ",", -1); |
1932 | for (i = 0; i < 16; i++) { |
1933 | if (use_default_digits || digits[i] == NULL((void*)0)) { |
1934 | use_default_digits = TRUE(!(0)); |
1935 | equation->priv->digits[i] = g_utf8_get_char(default_digits[i]); |
1936 | } |
1937 | else |
1938 | equation->priv->digits[i] = g_utf8_get_char(digits[i]); |
1939 | } |
1940 | g_strfreev(digits); |
1941 | |
1942 | equation->priv->variables = math_variables_new(); |
1943 | |
1944 | equation->priv->state.status = g_strdup(""); |
1945 | equation->priv->word_size = 32; |
1946 | equation->priv->angle_units = MP_DEGREES; |
1947 | // FIXME: Pick based on locale |
1948 | equation->priv->source_currency = g_strdup(""); |
1949 | equation->priv->target_currency = g_strdup(""); |
1950 | equation->priv->source_units = g_strdup(""); |
1951 | equation->priv->target_units = g_strdup(""); |
1952 | equation->priv->serializer = mp_serializer_new(MP_DISPLAY_FORMAT_AUTOMATIC, 10, 9); |
1953 | equation->priv->queue = g_async_queue_new(); |
1954 | |
1955 | mp_set_from_integer(0, &equation->priv->state.ans); |
1956 | } |