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annotate nodejs/X_supp_njs.c @ 1051:8679b03f72e8

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Move declaration about sprite to a separated header file.
author Thinker K.F. Li <thinker@codemud.net>
date Wed, 24 Nov 2010 14:19:00 +0800
parents 18256f404193
children df6ee4568ca2
rev   line source
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1 // -*- indent-tabs-mode: t; tab-width: 8; c-basic-offset: 4; -*-
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2 // vim: sw=4:ts=8:sts=4
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3 /*! \brief Implement X11 backend for nodejs plugin.
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4 *
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5 * Since nodejs use libev to handle event loops, part of X11 backend
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6 * code can not be used directly. The part of code should be rewrote.
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7 * The part is about
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8 */
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9 #include <stdio.h>
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10 #include <string.h>
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11 #include <X11/Xlib.h>
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12 #include <X11/Xutil.h>
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13 #include <ev.h>
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14 #include "mb_X_supp.h"
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15 #include "mb_tools.h"
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16 #include <mb_backend.h>
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17 #include "X_supp_njs.h"
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18
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19 #ifndef ASSERT
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20 #define ASSERT(x)
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21 #endif
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22
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23 #define OK 0
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24 #define ERR -1
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25
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26
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27 /*! \defgroup njs_timer_man Timer manager for nodejs.
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28 * @{
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29 */
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30 struct _njs_timer_timeout {
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31 ev_timer tmwatcher;
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32 mb_timer_cb_t cb;
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33 mb_timeval_t *timeout;
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34 void *data;
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35 };
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36
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37 static int njs_timer_man_timeout(mb_timer_man_t *tm_man,
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38 mb_timeval_t *tm_out,
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39 mb_timer_cb_t cb, void *data);
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40 static void njs_timer_man_remove(mb_timer_man_t *tm_man, int tm_hdl);
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41 static mb_timer_man_t *njs_timer_man_new(void);
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42 static void njs_timer_man_free(mb_timer_man_t *timer_man);
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43
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44 static mb_timer_man_t njs_timer_man = {
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45 njs_timer_man_timeout,
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46 njs_timer_man_remove
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47 };
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48
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49 static mb_timer_factory_t njs_timer_factory = {
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50 njs_timer_man_new,
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51 njs_timer_man_free
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52 };
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53
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54 static void
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55 njs_timer_man_cb(EV_P_ ev_timer *tmwatcher, int revent) {
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56 struct _njs_timer_timeout *timer_timeout =
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57 MEM2OBJ(tmwatcher, struct _njs_timer_timeout, tmwatcher);
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58 mb_timeval_t now;
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59
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60 get_now(&now);
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61 timer_timeout->cb((int)timer_timeout, timer_timeout->timeout, &now,
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62 timer_timeout->data);
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63 }
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64
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65 static int
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66 njs_timer_man_timeout(mb_timer_man_t *tm_man,
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67 mb_timeval_t *timeout,
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68 mb_timer_cb_t cb, void *data) {
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69 struct _njs_timer_timeout *timer_timeout;
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70 mb_timeval_t now, timeout_diff;
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71 ev_tstamp timeout_stamp;
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72
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73 timer_timeout = O_ALLOC(struct _njs_timer_timeout);
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74 if(timer_timeout == NULL)
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75 return ERR;
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76
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77 timer_timeout->cb = cb;
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78 timer_timeout->timeout = timeout;
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79
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80 get_now(&now);
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81
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82 memcpy(&timeout_diff, timeout, sizeof(mb_timeval_t));
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83 MB_TIMEVAL_DIFF(&timeout_diff, &now);
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84 timeout_stamp = (ev_tstamp)MB_TIMEVAL_SEC(&timeout_diff) +
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85 (ev_tstamp)MB_TIMEVAL_USEC(&timeout_diff) / 1000000;
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86 ev_timer_init(&timer_timeout->tmwatcher, njs_timer_man_cb,
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87 timeout_stamp, 0);
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88 ev_timer_start(&timer_timeout->tmwatcher);
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89
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90 return (int)timer_timeout;
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91 }
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92
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93 static void
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94 njs_timer_man_remove(struct _mb_timer_man *tm_man, int tm_hdl) {
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95 struct _njs_timer_timeout *timer_timeout =
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96 (struct _njs_timer_timeout *)tm_hdl;
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97
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98 ev_timer_stop(&timer_timeout->tmwatcher);
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99 free(timer_timeout);
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100 }
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101
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102 static mb_timer_man_t *
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103 njs_timer_man_new(void) {
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104 return &njs_timer_man;
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105 }
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106
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107 static void
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108 njs_timer_man_free(mb_timer_man_t *timer_man) {
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109 }
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110
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111 void
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112 X_njs_MB_reg_timer_man(void) {
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113 mb_reg_timer_factory(&njs_timer_factory);
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114 }
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115
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116 /* @} */
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117
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118 #ifdef USE_MB_TMAN
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119 static void timer_cb(EV_P_ ev_timer *tmwatcher, int revent);
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120
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121 /*! \brief Register next timeout with libev.
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122 */
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123 static void
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124 set_next_timeout(njs_runtime_t *rt) {
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125 mb_tman_t *tman;
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126 mb_timeval_t now, tmo;
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127 ev_tstamp tout;
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128 int r;
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129
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130 tman = X_MB_tman(rt->xrt);
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131 get_now(&now);
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132 r = mb_tman_next_timeout(tman, &now, &tmo);
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133 if(r == 0) {
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diff changeset
134 MB_TIMEVAL_DIFF(&tmo, &now);
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diff changeset
135 tout = (ev_tstamp)MB_TIMEVAL_SEC(&tmo) +
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diff changeset
136 (ev_tstamp)MB_TIMEVAL_USEC(&tmo) / 1000000;
552
dd8d32b4c899 rename ev_data to rt
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diff changeset
137 ev_timer_init(&rt->tmwatcher, timer_cb, tout, 0);
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diff changeset
138 ev_timer_start(&rt->tmwatcher);
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diff changeset
139 rt->enable_timer = 1;
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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140 } else
552
dd8d32b4c899 rename ev_data to rt
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diff changeset
141 rt->enable_timer = 0;
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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142 }
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143
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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144 static void
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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diff changeset
145 x_conn_cb(EV_P_ ev_io *iowatcher, int revent) {
552
dd8d32b4c899 rename ev_data to rt
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diff changeset
146 njs_runtime_t *rt = MEM2OBJ(iowatcher, njs_runtime_t, iowatcher);
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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147 redraw_man_t *rdman;
550
127499ab2412 Upgrade ndoejs plugin to level of a new runtime.
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parents: 546
diff changeset
148 extern void _X_MB_handle_x_event_for_nodejs(void *rt);
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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149
552
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diff changeset
150 rdman = X_MB_rdman(rt->xrt);
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diff changeset
151 _X_MB_handle_x_event_for_nodejs(rt->xrt);
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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diff changeset
152 rdman_redraw_changed(rdman);
822
586e50f82c1f Unify coding style tag for emacs and vim.
Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
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diff changeset
153
552
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diff changeset
154 if(rt->enable_timer == 0) /* no installed timeout */
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diff changeset
155 set_next_timeout(rt);
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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156 }
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157
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diff changeset
158 static void
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diff changeset
159 timer_cb(EV_P_ ev_timer *tmwatcher, int revent) {
552
dd8d32b4c899 rename ev_data to rt
Thinker K.F. Li <thinker@branda.to>
parents: 551
diff changeset
160 njs_runtime_t *rt = MEM2OBJ(tmwatcher, njs_runtime_t, tmwatcher);
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
Thinker K.F. Li <thinker@branda.to>
parents:
diff changeset
161 mb_tman_t *tman;
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parents:
diff changeset
162 redraw_man_t *rdman;
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parents:
diff changeset
163 mb_timeval_t now;
556
c9d23f7279a4 The first testcase that nodejs code can show a MadButterfly window.
Thinker K.F. Li <thinker@branda.to>
parents: 554
diff changeset
164 extern int _X_MB_flush_x_conn_for_nodejs(void *rt);
822
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Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
parents: 753
diff changeset
165
552
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Thinker K.F. Li <thinker@branda.to>
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diff changeset
166 tman = X_MB_tman(rt->xrt);
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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diff changeset
167 get_now(&now);
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parents:
diff changeset
168 mb_tman_handle_timeout(tman, &now);
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parents:
diff changeset
169
552
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diff changeset
170 rdman = X_MB_rdman(rt->xrt);
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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parents:
diff changeset
171 rdman_redraw_changed(rdman);
556
c9d23f7279a4 The first testcase that nodejs code can show a MadButterfly window.
Thinker K.F. Li <thinker@branda.to>
parents: 554
diff changeset
172 _X_MB_flush_x_conn_for_nodejs(rt->xrt);
822
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Shih-Yuan Lee (FourDollars) <fourdollars@gmail.com>
parents: 753
diff changeset
173
552
dd8d32b4c899 rename ev_data to rt
Thinker K.F. Li <thinker@branda.to>
parents: 551
diff changeset
174 set_next_timeout(rt);
546
249bcbf07eb0 Reuse and adapt X_supp.c by implmeneting X_supp_njs.c
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diff changeset
175 }
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parents:
diff changeset
176
1042
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diff changeset
177 #endif /* USE_MB_TMAN */
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diff changeset
178
1039
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diff changeset
179 /*! \defgroup njs_io_man IO manager for nodejs.
176cba3ad32c IO manager for njs
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diff changeset
180 * @{
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diff changeset
181 */
176cba3ad32c IO manager for njs
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diff changeset
182 struct _njs_io_reg {
176cba3ad32c IO manager for njs
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diff changeset
183 ev_io iowatcher;
176cba3ad32c IO manager for njs
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diff changeset
184 int fd;
176cba3ad32c IO manager for njs
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diff changeset
185 mb_IO_cb_t cb;
176cba3ad32c IO manager for njs
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diff changeset
186 void *data;
176cba3ad32c IO manager for njs
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187 };
176cba3ad32c IO manager for njs
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diff changeset
188
176cba3ad32c IO manager for njs
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diff changeset
189 static int njs_io_man_reg(struct _mb_IO_man *io_man,
176cba3ad32c IO manager for njs
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diff changeset
190 int fd, MB_IO_TYPE type, mb_IO_cb_t cb, void *data);
176cba3ad32c IO manager for njs
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diff changeset
191 static void njs_io_man_unreg(struct _mb_IO_man *io_man, int io_hdl);
176cba3ad32c IO manager for njs
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diff changeset
192 static mb_IO_man_t *njs_io_man_new(void);
176cba3ad32c IO manager for njs
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diff changeset
193 static void njs_io_man_free(mb_IO_man_t *io_man);
176cba3ad32c IO manager for njs
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diff changeset
194
176cba3ad32c IO manager for njs
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diff changeset
195 static mb_IO_man_t njs_io_man = {
176cba3ad32c IO manager for njs
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diff changeset
196 njs_io_man_reg,
176cba3ad32c IO manager for njs
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diff changeset
197 njs_io_man_unreg
176cba3ad32c IO manager for njs
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diff changeset
198 };
176cba3ad32c IO manager for njs
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diff changeset
199
176cba3ad32c IO manager for njs
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diff changeset
200 /*! \brief IO factory to integrate MadButterfly to event loop of nodejs.
176cba3ad32c IO manager for njs
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diff changeset
201 */
176cba3ad32c IO manager for njs
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diff changeset
202 static mb_IO_factory_t njs_io_factory = {
176cba3ad32c IO manager for njs
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diff changeset
203 njs_io_man_new,
176cba3ad32c IO manager for njs
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diff changeset
204 njs_io_man_free
176cba3ad32c IO manager for njs
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diff changeset
205 };
176cba3ad32c IO manager for njs
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diff changeset
206
176cba3ad32c IO manager for njs
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diff changeset
207 /*! \brief Bridge libev callback to IO manager callback.
176cba3ad32c IO manager for njs
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diff changeset
208 */
176cba3ad32c IO manager for njs
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diff changeset
209 static void
176cba3ad32c IO manager for njs
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diff changeset
210 njs_io_man_cb(EV_P_ ev_io *iowatcher, int revent) {
176cba3ad32c IO manager for njs
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diff changeset
211 struct _njs_io_reg *io_reg =
176cba3ad32c IO manager for njs
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diff changeset
212 MEM2OBJ(iowatcher, struct _njs_io_reg, iowatcher);
176cba3ad32c IO manager for njs
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diff changeset
213 MB_IO_TYPE type;
176cba3ad32c IO manager for njs
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diff changeset
214
176cba3ad32c IO manager for njs
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diff changeset
215 switch(revent & (EV_READ | EV_WRITE)) {
176cba3ad32c IO manager for njs
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diff changeset
216 case EV_READ:
176cba3ad32c IO manager for njs
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diff changeset
217 type = MB_IO_R;
176cba3ad32c IO manager for njs
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diff changeset
218 break;
176cba3ad32c IO manager for njs
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diff changeset
219 case EV_WRITE:
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
220 type = MB_IO_W;
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
221 break;
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
222 case EV_READ | EV_WRITE:
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
223 type = MB_IO_RW;
176cba3ad32c IO manager for njs
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diff changeset
224 break;
176cba3ad32c IO manager for njs
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diff changeset
225 }
176cba3ad32c IO manager for njs
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diff changeset
226
176cba3ad32c IO manager for njs
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diff changeset
227 io_reg->cb((int)io_reg, io_reg->fd, type, io_reg->data);
176cba3ad32c IO manager for njs
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diff changeset
228 }
176cba3ad32c IO manager for njs
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diff changeset
229
176cba3ad32c IO manager for njs
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diff changeset
230 static int
176cba3ad32c IO manager for njs
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diff changeset
231 njs_io_man_reg(struct _mb_IO_man *io_man,
176cba3ad32c IO manager for njs
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diff changeset
232 int fd, MB_IO_TYPE type, mb_IO_cb_t cb, void *data) {
176cba3ad32c IO manager for njs
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diff changeset
233 int _type;
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
234 struct _njs_io_reg *io_reg;
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
235
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
236 if(type == MB_IO_R)
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
237 _type = EV_READ;
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
238 else if(type == MB_IO_W)
1042
18256f404193 nodejs binding passes compiling
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diff changeset
239 _type = EV_WRITE;
1039
176cba3ad32c IO manager for njs
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240 else if(type == MB_IO_RW)
1042
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Thinker K.F. Li <thinker@codemud.net>
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diff changeset
241 _type = EV_READ | EV_WRITE;
1039
176cba3ad32c IO manager for njs
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diff changeset
242 else
176cba3ad32c IO manager for njs
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diff changeset
243 return ERR;
176cba3ad32c IO manager for njs
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diff changeset
244
176cba3ad32c IO manager for njs
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diff changeset
245 io_reg = O_ALLOC(struct _njs_io_reg);
176cba3ad32c IO manager for njs
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diff changeset
246 if(io_reg == NULL)
176cba3ad32c IO manager for njs
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diff changeset
247 return ERR;
176cba3ad32c IO manager for njs
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diff changeset
248
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
249 io_reg->fd = fd;
176cba3ad32c IO manager for njs
Thinker K.F. Li <thinker@codemud.net>
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diff changeset
250 io_reg->cb = cb;
176cba3ad32c IO manager for njs
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diff changeset
251 io_reg->data = data;
176cba3ad32c IO manager for njs
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diff changeset
252
176cba3ad32c IO manager for njs
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diff changeset
253 ev_io_init(&io_reg->iowatcher, njs_io_man_cb, fd, _type);
176cba3ad32c IO manager for njs
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diff changeset
254 ev_io_start(&io_reg->iowatcher);
176cba3ad32c IO manager for njs
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diff changeset
255
176cba3ad32c IO manager for njs
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diff changeset
256 return (int)io_reg;
176cba3ad32c IO manager for njs
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diff changeset
257 }
176cba3ad32c IO manager for njs
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diff changeset
258
176cba3ad32c IO manager for njs
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diff changeset
259 static void
176cba3ad32c IO manager for njs
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diff changeset
260 njs_io_man_unreg(struct _mb_IO_man *io_man, int io_hdl) {
176cba3ad32c IO manager for njs
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diff changeset
261 struct _njs_io_reg *io_reg = (struct _njs_io_reg *)io_hdl;
176cba3ad32c IO manager for njs
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diff changeset
262
176cba3ad32c IO manager for njs
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diff changeset
263 ev_io_stop(&io_reg->iowatcher);
176cba3ad32c IO manager for njs
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diff changeset
264 free(io_reg);
176cba3ad32c IO manager for njs
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diff changeset
265 }
176cba3ad32c IO manager for njs
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diff changeset
266
176cba3ad32c IO manager for njs
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diff changeset
267 static mb_IO_man_t *
176cba3ad32c IO manager for njs
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diff changeset
268 njs_io_man_new(void) {
176cba3ad32c IO manager for njs
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diff changeset
269 return &njs_io_man;
176cba3ad32c IO manager for njs
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diff changeset
270 }
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271
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diff changeset
272 static void
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273 njs_io_man_free(mb_IO_man_t *io_man) {
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274 }
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275
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276 /*! \brief Register an IO factory with MadButterfly backend.
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277 */
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278 void
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279 X_njs_MB_reg_IO_man(void) {
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280 mb_reg_IO_factory(&njs_io_factory);
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281 }
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282
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283 /* @} */
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284
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285 #if 0
546
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286 /*! \brief Handle connection coming data and timeout of timers.
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287 *
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288 * \param rt is a runtime object for X.
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289 */
550
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290 void
556
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291 X_njs_MB_init_handle_connection(njs_runtime_t *rt) {
552
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292 void *xrt = rt->xrt;
546
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293 int fd;
550
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294 extern int _X_MB_get_x_conn_for_nodejs(void *rt);
546
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295
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296 /*
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297 * Setup watcher for X connection.
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298 */
551
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299 fd = _X_MB_get_x_conn_for_nodejs(xrt);
552
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300 ev_io_init(&rt->iowatcher, x_conn_cb, fd, EV_READ);
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301 ev_io_start(&rt->iowatcher);
554
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302 rt->enable_io = 1;
546
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303
552
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304 set_next_timeout(rt);
546
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305 }
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306 #endif
546
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307
551
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diff changeset
308 /*! \brief Free njs_runtime_t.
550
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309 */
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310 void
552
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311 X_njs_MB_free(njs_runtime_t *rt) {
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312 /*!
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313 * TODO: Release all IO and timer request.
546
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314 */
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315 mb_runtime_free(rt->xrt);
554
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diff changeset
316 free(rt);
546
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317 }
550
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318
871
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319 /*! \brief Free njs_runtime_t.
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320 */
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321 void
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322 X_njs_MB_free_keep_win(njs_runtime_t *rt) {
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323 /*
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324 * TODO: Release all IO and timer request.
871
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325 */
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326 mb_runtime_free_keep_win(rt->xrt);
871
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327 free(rt);
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328 }
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329
571
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diff changeset
330 int
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331 X_njs_MB_flush(njs_runtime_t *rt) {
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332 mb_rt_t *mb_rt = rt->xrt;
571
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diff changeset
333 int r;
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334
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335 r = mb_runtime_flush(mb_rt);
571
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336 return r;
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337 }
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338
551
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diff changeset
339 njs_runtime_t *
550
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340 X_njs_MB_new(char *display_name, int w, int h) {
552
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341 njs_runtime_t *rt;
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342 mb_rt_t *mb_rt;
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343
552
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344 rt = (njs_runtime_t *)malloc(sizeof(njs_runtime_t));
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diff changeset
345 ASSERT(rt != NULL);
550
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346
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347 mb_rt = mb_runtime_new(display_name, w, h);
550
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348
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349 rt->xrt = mb_rt;
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diff changeset
350
552
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diff changeset
351 return rt;
550
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352 }
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diff changeset
353
871
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354 /*! \brief Create a njs_runtime_t for an existed window.
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355 *
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356 * The njs_runtime_t created by this function must be free by
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357 * X_njs_MB_free_keep_win().
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358 */
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diff changeset
359 njs_runtime_t *
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diff changeset
360 X_njs_MB_new_with_win(void *display, long win) {
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diff changeset
361 njs_runtime_t *rt;
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diff changeset
362 mb_rt_t *mb_rt;
871
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diff changeset
363
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diff changeset
364 rt = (njs_runtime_t *)malloc(sizeof(njs_runtime_t));
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diff changeset
365 ASSERT(rt != NULL);
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diff changeset
366
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diff changeset
367 mb_rt = mb_runtime_new_with_win((Display *)display, win);
871
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diff changeset
368
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diff changeset
369 rt->xrt = mb_rt;
871
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diff changeset
370
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diff changeset
371 return rt;
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diff changeset
372 }
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373
869
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374 /*! \brief Pass a X event to X runtime.
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375 */
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376 void
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diff changeset
377 X_njs_MB_handle_single_event(njs_runtime_t *rt, void *evt) {
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diff changeset
378 #if 0
869
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diff changeset
379 void *xrt = rt->xrt;
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diff changeset
380 extern void _X_MB_handle_single_event(void *rt, void *evt);
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381
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diff changeset
382 _X_MB_handle_single_event(xrt, evt);
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diff changeset
383 #endif
869
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diff changeset
384 }
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diff changeset
385
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diff changeset
386 /*! \brief Called at end of an iteration of event loop.
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diff changeset
387 */
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diff changeset
388 void
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diff changeset
389 X_njs_MB_no_more_event(njs_runtime_t *rt) {
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diff changeset
390 #if 0
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diff changeset
391 mb_rt_t *xrt = rt->xrt;
176cba3ad32c IO manager for njs
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diff changeset
392 extern void _X_MB_no_more_event(mb_rt_t *rt);
869
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diff changeset
393
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diff changeset
394 _X_MB_no_more_event(xrt);
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diff changeset
395 #endif
869
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diff changeset
396 }
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diff changeset
397
553
0a77b88500bf rename _X_njs_MB_get_runtime to _X_njs_MB_get_X_runtime
Thinker K.F. Li <thinker@branda.to>
parents: 552
diff changeset
398 /*! \brief Get X runtime that is backend of this njs runtime.
0a77b88500bf rename _X_njs_MB_get_runtime to _X_njs_MB_get_X_runtime
Thinker K.F. Li <thinker@branda.to>
parents: 552
diff changeset
399 */
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diff changeset
400 mb_rt_t *
553
0a77b88500bf rename _X_njs_MB_get_runtime to _X_njs_MB_get_X_runtime
Thinker K.F. Li <thinker@branda.to>
parents: 552
diff changeset
401 _X_njs_MB_get_X_runtime(njs_runtime_t *rt) {
552
dd8d32b4c899 rename ev_data to rt
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parents: 551
diff changeset
402 return rt->xrt;
550
127499ab2412 Upgrade ndoejs plugin to level of a new runtime.
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diff changeset
403 }