… | |
… | |
25 | #include <rxvttoolkit.h> |
25 | #include <rxvttoolkit.h> |
26 | |
26 | |
27 | #include <unistd.h> |
27 | #include <unistd.h> |
28 | #include <fcntl.h> |
28 | #include <fcntl.h> |
29 | |
29 | |
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30 | #include <sys/utsname.h> |
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31 | |
30 | #ifndef NO_SLOW_LINK_SUPPORT |
32 | #ifndef NO_SLOW_LINK_SUPPORT |
31 | # include <sys/socket.h> |
33 | # include <sys/socket.h> |
32 | # include <sys/un.h> |
34 | # include <sys/un.h> |
33 | #endif |
35 | #endif |
34 | |
36 | |
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37 | #if XFT |
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38 | # include <X11/extensions/Xrender.h> |
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39 | #endif |
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40 | |
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41 | const char *const xa_names[] = |
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42 | { |
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43 | "TEXT", |
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44 | "COMPOUND_TEXT", |
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45 | "UTF8_STRING", |
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46 | "MULTIPLE", |
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47 | "TARGETS", |
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48 | "TIMESTAMP", |
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49 | "VT_SELECTION", |
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50 | "INCR", |
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51 | "WM_PROTOCOLS", |
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52 | "WM_DELETE_WINDOW", |
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53 | "CLIPBOARD", |
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54 | "AVERAGE_WIDTH", |
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55 | "WEIGHT_NAME", |
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56 | "SLANT", |
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57 | "CHARSET_REGISTRY", |
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58 | "CHARSET_ENCODING", |
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59 | #if ENABLE_FRILLS |
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60 | "_MOTIF_WM_HINTS", |
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61 | #endif |
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62 | #if ENABLE_EWMH |
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63 | "_NET_WM_PID", |
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64 | "_NET_WM_NAME", |
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65 | "_NET_WM_ICON_NAME", |
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66 | "_NET_WM_PING", |
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67 | #endif |
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68 | #if USE_XIM |
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69 | "WM_LOCALE_NAME", |
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70 | "XIM_SERVERS", |
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71 | #endif |
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72 | #ifdef TRANSPARENT |
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73 | "_XROOTPMAP_ID", |
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74 | "ESETROOT_PMAP_ID", |
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75 | #endif |
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76 | #if ENABLE_XEMBED |
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77 | "_XEMBED", |
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78 | "_XEMBED_INFO", |
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79 | #endif |
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80 | #if !ENABLE_MINIMAL |
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81 | "SCREEN_RESOURCES", |
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82 | "XDCCC_LINEAR_RGB_CORRECTION", |
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83 | "XDCCC_LINEAR_RGB_MATRICES", |
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84 | "WM_COLORMAP_WINDOWS", |
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85 | "WM_STATE", |
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86 | "cursor", |
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87 | # if USE_XIM |
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88 | "TRANSPORT", |
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89 | "LOCALES", |
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90 | "_XIM_PROTOCOL", |
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91 | "_XIM_XCONNECT", |
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92 | "_XIM_MOREDATA", |
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93 | # endif |
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94 | #endif |
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95 | }; |
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96 | |
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97 | ///////////////////////////////////////////////////////////////////////////// |
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98 | |
35 | refcounted::refcounted (const char *id) |
99 | refcounted::refcounted (const char *id) |
36 | { |
100 | { |
37 | this->id = strdup (id); |
101 | this->id = strdup (id); |
38 | } |
102 | } |
39 | |
103 | |
… | |
… | |
47 | { |
111 | { |
48 | for (T **i = this->begin (); i < this->end (); ++i) |
112 | for (T **i = this->begin (); i < this->end (); ++i) |
49 | { |
113 | { |
50 | if (!strcmp (id, (*i)->id)) |
114 | if (!strcmp (id, (*i)->id)) |
51 | { |
115 | { |
52 | (*i)->referenced++; |
116 | ++(*i)->referenced; |
|
|
117 | (*i)->ref_next (); |
53 | return *i; |
118 | return *i; |
54 | } |
119 | } |
55 | } |
120 | } |
56 | |
121 | |
57 | T *obj = new T (id); |
122 | T *obj = new T (id); |
58 | |
123 | |
59 | obj->referenced = 1; |
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60 | |
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61 | if (obj && obj->init ()) |
124 | if (obj && obj->ref_init ()) |
62 | { |
125 | { |
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126 | obj->referenced = 1; |
63 | this->push_back (obj); |
127 | this->push_back (obj); |
64 | return obj; |
128 | return obj; |
65 | } |
129 | } |
66 | else |
130 | else |
67 | { |
131 | { |
… | |
… | |
82 | delete obj; |
146 | delete obj; |
83 | } |
147 | } |
84 | } |
148 | } |
85 | |
149 | |
86 | template<class T> |
150 | template<class T> |
87 | refcache<T>::~refcache () |
151 | void refcache<T>::clear () |
88 | { |
152 | { |
89 | while (this->size ()) |
153 | while (this->size ()) |
90 | put (*this->begin ()); |
154 | put (*this->begin ()); |
91 | } |
155 | } |
92 | |
156 | |
93 | ///////////////////////////////////////////////////////////////////////////// |
157 | ///////////////////////////////////////////////////////////////////////////// |
94 | |
158 | |
95 | #ifdef USE_XIM |
159 | #ifdef USE_XIM |
|
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160 | |
96 | static void |
161 | static void |
97 | #if XIMCB_PROTO_BROKEN |
162 | #if XIMCB_PROTO_BROKEN |
98 | im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) |
163 | im_destroy_cb (XIC unused1, XPointer client_data, XPointer unused3) |
99 | #else |
164 | #else |
100 | im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3) |
165 | im_destroy_cb (XIM unused1, XPointer client_data, XPointer unused3) |
… | |
… | |
107 | |
172 | |
108 | display->xims.erase (find (display->xims.begin (), display->xims.end (), xim)); |
173 | display->xims.erase (find (display->xims.begin (), display->xims.end (), xim)); |
109 | display->im_change_cb (); |
174 | display->im_change_cb (); |
110 | } |
175 | } |
111 | |
176 | |
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177 | bool |
112 | bool rxvt_xim::init () |
178 | rxvt_xim::ref_init () |
113 | { |
179 | { |
114 | display = GET_R->display; //HACK: TODO |
180 | display = GET_R->display; //HACK: TODO |
115 | |
181 | |
116 | xim = XOpenIM (display->display, NULL, NULL, NULL); |
182 | xim = XOpenIM (display->display, NULL, NULL, NULL); |
117 | |
183 | |
… | |
… | |
130 | rxvt_xim::~rxvt_xim () |
196 | rxvt_xim::~rxvt_xim () |
131 | { |
197 | { |
132 | if (xim) |
198 | if (xim) |
133 | XCloseIM (xim); |
199 | XCloseIM (xim); |
134 | } |
200 | } |
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201 | |
135 | #endif |
202 | #endif |
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203 | |
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204 | ///////////////////////////////////////////////////////////////////////////// |
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205 | |
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206 | void |
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207 | rxvt_screen::set (rxvt_display *disp) |
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208 | { |
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209 | display = disp; |
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210 | xdisp = disp->display; |
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211 | |
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212 | Screen *screen = ScreenOfDisplay (xdisp, disp->screen); |
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213 | |
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214 | depth = DefaultDepthOfScreen (screen); |
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215 | visual = DefaultVisualOfScreen (screen); |
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216 | cmap = DefaultColormapOfScreen (screen); |
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217 | } |
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218 | |
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219 | void |
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220 | rxvt_screen::set (rxvt_display *disp, int bitdepth) |
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221 | { |
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222 | set (disp); |
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223 | |
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224 | #if XFT |
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225 | XVisualInfo vinfo; |
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226 | |
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227 | if (XMatchVisualInfo (xdisp, display->screen, bitdepth, TrueColor, &vinfo)) |
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228 | { |
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229 | depth = bitdepth; |
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230 | visual = vinfo.visual; |
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231 | cmap = XCreateColormap (xdisp, disp->root, visual, AllocNone); |
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232 | } |
|
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233 | #endif |
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234 | } |
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235 | |
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236 | void |
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237 | rxvt_screen::clear () |
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238 | { |
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239 | if (cmap != DefaultColormapOfScreen (ScreenOfDisplay (xdisp, display->screen))) |
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240 | XFreeColormap (xdisp, cmap); |
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241 | } |
136 | |
242 | |
137 | ///////////////////////////////////////////////////////////////////////////// |
243 | ///////////////////////////////////////////////////////////////////////////// |
138 | |
244 | |
139 | rxvt_display::rxvt_display (const char *id) |
245 | rxvt_display::rxvt_display (const char *id) |
140 | : refcounted (id) |
246 | : refcounted (id) |
141 | , x_ev (this, &rxvt_display::x_cb) |
247 | , x_ev (this, &rxvt_display::x_cb) |
142 | , selection_owner (0) |
248 | , selection_owner (0) |
143 | { |
249 | { |
144 | } |
250 | } |
145 | |
251 | |
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252 | XrmDatabase |
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253 | rxvt_display::get_resources () |
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254 | { |
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255 | char *homedir = (char *)getenv ("HOME"); |
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256 | char fname[1024]; |
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257 | |
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258 | /* |
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259 | * get resources using the X library function |
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260 | */ |
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261 | char *displayResource, *xe; |
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262 | XrmDatabase database, rdb1; |
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263 | |
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264 | database = NULL; |
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265 | |
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266 | // for ordering, see for example http://www.faqs.org/faqs/Xt-FAQ/ Subject: 20 |
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267 | |
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268 | // 6. System wide per application default file. |
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269 | |
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270 | /* Add in $XAPPLRESDIR/Rxvt only; not bothering with XUSERFILESEARCHPATH */ |
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271 | if ((xe = (char *)getenv ("XAPPLRESDIR"))) |
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272 | { |
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273 | snprintf (fname, sizeof (fname), "%s/%s", xe, RESCLASS); |
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274 | |
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275 | if ((rdb1 = XrmGetFileDatabase (fname))) |
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276 | XrmMergeDatabases (rdb1, &database); |
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277 | } |
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278 | |
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279 | // 5. User's per application default file. |
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280 | // none |
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281 | |
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282 | // 4. User's defaults file. |
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283 | /* Get any Xserver defaults */ |
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284 | displayResource = XResourceManagerString (display); |
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285 | |
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286 | if (displayResource != NULL) |
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287 | { |
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288 | if ((rdb1 = XrmGetStringDatabase (displayResource))) |
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289 | XrmMergeDatabases (rdb1, &database); |
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290 | } |
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291 | else if (homedir) |
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292 | { |
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293 | snprintf (fname, sizeof (fname), "%s/.Xdefaults", homedir); |
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294 | |
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295 | if ((rdb1 = XrmGetFileDatabase (fname))) |
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296 | XrmMergeDatabases (rdb1, &database); |
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297 | } |
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298 | |
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299 | /* Get screen specific resources */ |
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300 | displayResource = XScreenResourceString (ScreenOfDisplay (display, screen)); |
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301 | |
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302 | if (displayResource != NULL) |
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303 | { |
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304 | if ((rdb1 = XrmGetStringDatabase (displayResource))) |
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305 | /* Merge with screen-independent resources */ |
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306 | XrmMergeDatabases (rdb1, &database); |
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307 | |
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308 | XFree (displayResource); |
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309 | } |
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310 | |
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311 | // 3. User's per host defaults file |
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312 | /* Add in XENVIRONMENT file */ |
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313 | if ((xe = (char *)getenv ("XENVIRONMENT")) |
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314 | && (rdb1 = XrmGetFileDatabase (xe))) |
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315 | XrmMergeDatabases (rdb1, &database); |
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316 | else if (homedir) |
|
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317 | { |
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318 | struct utsname un; |
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319 | |
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320 | if (!uname (&un)) |
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321 | { |
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322 | snprintf (fname, sizeof (fname), "%s/.Xdefaults-%s", homedir, un.nodename); |
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323 | |
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324 | if ((rdb1 = XrmGetFileDatabase (fname))) |
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325 | XrmMergeDatabases (rdb1, &database); |
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326 | } |
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327 | } |
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328 | |
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329 | return database; |
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330 | } |
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331 | |
146 | bool rxvt_display::init () |
332 | bool rxvt_display::ref_init () |
147 | { |
333 | { |
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334 | #ifdef LOCAL_X_IS_UNIX |
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335 | if (id[0] == ':') |
|
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336 | { |
|
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337 | val = rxvt_malloc (5 + strlen (id) + 1); |
|
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338 | strcpy (val, "unix/"); |
|
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339 | strcat (val, id); |
|
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340 | display = XOpenDisplay (val); |
|
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341 | free (val); |
|
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342 | } |
|
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343 | else |
|
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344 | #endif |
|
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345 | display = 0; |
|
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346 | |
|
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347 | if (!display) |
148 | display = XOpenDisplay (id); |
348 | display = XOpenDisplay (id); |
149 | |
349 | |
150 | if (!display) |
350 | if (!display) |
151 | return false; |
351 | return false; |
152 | |
352 | |
153 | screen = DefaultScreen (display); |
353 | screen = DefaultScreen (display); |
154 | root = DefaultRootWindow (display); |
354 | root = DefaultRootWindow (display); |
155 | visual = DefaultVisual (display, screen); |
355 | |
156 | cmap = DefaultColormap (display, screen); |
356 | assert (sizeof (xa_names) / sizeof (char *) == NUM_XA); |
157 | depth = DefaultDepth (display, screen); |
357 | XInternAtoms (display, (char **)xa_names, NUM_XA, False, xa); |
|
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358 | |
|
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359 | XrmSetDatabase (display, get_resources ()); |
|
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360 | |
|
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361 | #ifdef POINTER_BLANK |
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362 | XColor blackcolour; |
|
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363 | blackcolour.red = 0; |
|
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364 | blackcolour.green = 0; |
|
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365 | blackcolour.blue = 0; |
|
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366 | Font f = XLoadFont (display, "fixed"); |
|
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367 | blank_cursor = XCreateGlyphCursor (display, f, f, ' ', ' ', |
|
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368 | &blackcolour, &blackcolour); |
|
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369 | XUnloadFont (display, f); |
|
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370 | #endif |
158 | |
371 | |
159 | int fd = XConnectionNumber (display); |
372 | int fd = XConnectionNumber (display); |
160 | |
373 | |
161 | #ifndef NO_SLOW_LINK_SUPPORT |
374 | #ifndef NO_SLOW_LINK_SUPPORT |
162 | // try to detetc wether we have a local connection. |
375 | // try to detect wether we have a local connection. |
163 | // assume unix domains socket == local, everything else not |
376 | // assume unix domains socket == local, everything else not |
164 | // TODO: might want to check for inet/127.0.0.1 |
377 | // TODO: might want to check for inet/127.0.0.1 |
165 | is_local = 0; |
378 | is_local = 0; |
166 | sockaddr_un sa; |
379 | sockaddr_un sa; |
167 | socklen_t sl = sizeof (sa); |
380 | socklen_t sl = sizeof (sa); |
168 | |
381 | |
169 | if (!getsockname (fd, (sockaddr *)&sa, &sl)) |
382 | if (!getsockname (fd, (sockaddr *)&sa, &sl)) |
170 | is_local = sa.sun_family == AF_LOCAL; |
383 | is_local = sa.sun_family == AF_LOCAL; |
171 | #endif |
384 | #endif |
172 | |
385 | |
173 | #ifdef PREFER_24BIT |
|
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174 | /* |
|
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175 | * If depth is not 24, look for a 24bit visual. |
|
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176 | */ |
|
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177 | if (depth != 24) |
|
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178 | { |
|
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179 | XVisualInfo vinfo; |
|
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180 | |
|
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181 | if (XMatchVisualInfo (display, screen, 24, TrueColor, &vinfo)) |
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182 | { |
|
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183 | depth = 24; |
|
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184 | visual = vinfo.visual; |
|
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185 | cmap = XCreateColormap (display, |
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186 | RootWindow (display, screen), |
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187 | visual, AllocNone); |
|
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188 | } |
|
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189 | } |
|
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190 | #endif |
|
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191 | |
|
|
192 | x_ev.start (fd, EVENT_READ); |
386 | x_ev.start (fd, EVENT_READ); |
193 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
387 | fcntl (fd, F_SETFD, FD_CLOEXEC); |
194 | |
388 | |
195 | XSelectInput (display, root, PropertyChangeMask); |
389 | XSelectInput (display, root, PropertyChangeMask); |
|
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390 | |
|
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391 | flush (); |
|
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392 | |
|
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393 | return true; |
|
|
394 | } |
|
|
395 | |
|
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396 | void |
|
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397 | rxvt_display::ref_next () |
|
|
398 | { |
|
|
399 | // TODO: somehow check wether the database files/resources changed |
|
|
400 | // before affording re-loading/parsing |
|
|
401 | XrmDestroyDatabase (XrmGetDatabase (display)); |
|
|
402 | XrmSetDatabase (display, get_resources ()); |
|
|
403 | } |
|
|
404 | |
|
|
405 | rxvt_display::~rxvt_display () |
|
|
406 | { |
|
|
407 | if (!display) |
|
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408 | return; |
|
|
409 | |
|
|
410 | #ifdef POINTER_BLANK |
|
|
411 | XFreeCursor (display, blank_cursor); |
|
|
412 | #endif |
|
|
413 | x_ev.stop (); |
196 | #ifdef USE_XIM |
414 | #ifdef USE_XIM |
197 | xa_xim_servers = XInternAtom (display, "XIM_SERVERS", 0); |
415 | xims.clear (); |
198 | #endif |
416 | #endif |
199 | |
|
|
200 | flush (); |
|
|
201 | |
|
|
202 | return true; |
|
|
203 | } |
|
|
204 | |
|
|
205 | rxvt_display::~rxvt_display () |
|
|
206 | { |
|
|
207 | x_ev.stop (); |
|
|
208 | |
|
|
209 | if (display) |
|
|
210 | XCloseDisplay (display); |
417 | XCloseDisplay (display); |
211 | } |
418 | } |
212 | |
419 | |
213 | #ifdef USE_XIM |
420 | #ifdef USE_XIM |
214 | void rxvt_display::im_change_cb () |
421 | void rxvt_display::im_change_cb () |
215 | { |
422 | { |
… | |
… | |
217 | (*i)->call (); |
424 | (*i)->call (); |
218 | } |
425 | } |
219 | |
426 | |
220 | void rxvt_display::im_change_check () |
427 | void rxvt_display::im_change_check () |
221 | { |
428 | { |
222 | // make sure we only call im_change_cb when a new input method |
429 | // try to only call im_change_cb when a new input method |
223 | // registers, as xlib crashes due to a race otherwise. |
430 | // registers, as xlib crashes due to a race otherwise. |
224 | Atom actual_type, *atoms; |
431 | Atom actual_type, *atoms; |
225 | int actual_format; |
432 | int actual_format; |
226 | unsigned long nitems, bytes_after; |
433 | unsigned long nitems, bytes_after; |
227 | |
434 | |
228 | if (XGetWindowProperty (display, root, xa_xim_servers, 0L, 1000000L, |
435 | if (XGetWindowProperty (display, root, xa[XA_XIM_SERVERS], 0L, 1000000L, |
229 | False, XA_ATOM, &actual_type, &actual_format, |
436 | False, XA_ATOM, &actual_type, &actual_format, |
230 | &nitems, &bytes_after, (unsigned char **)&atoms) |
437 | &nitems, &bytes_after, (unsigned char **)&atoms) |
231 | != Success ) |
438 | != Success ) |
232 | return; |
439 | return; |
233 | |
440 | |
… | |
… | |
251 | XNextEvent (display, &xev); |
458 | XNextEvent (display, &xev); |
252 | |
459 | |
253 | #ifdef USE_XIM |
460 | #ifdef USE_XIM |
254 | if (!XFilterEvent (&xev, None)) |
461 | if (!XFilterEvent (&xev, None)) |
255 | { |
462 | { |
256 | |
|
|
257 | if (xev.type == PropertyNotify |
463 | if (xev.type == PropertyNotify |
258 | && xev.xany.window == root |
464 | && xev.xany.window == root |
259 | && xev.xproperty.atom == xa_xim_servers) |
465 | && xev.xproperty.atom == xa[XA_XIM_SERVERS]) |
260 | im_change_check (); |
466 | im_change_check (); |
261 | #endif |
467 | #endif |
262 | for (int i = xw.size (); i--; ) |
468 | for (int i = xw.size (); i--; ) |
263 | { |
469 | { |
264 | if (!xw[i]) |
470 | if (!xw[i]) |
… | |
… | |
270 | } |
476 | } |
271 | #endif |
477 | #endif |
272 | } |
478 | } |
273 | while (XEventsQueued (display, QueuedAlready)); |
479 | while (XEventsQueued (display, QueuedAlready)); |
274 | |
480 | |
275 | flush (); |
481 | XFlush (display); |
276 | } |
482 | } |
277 | |
483 | |
278 | void rxvt_display::flush () |
484 | void rxvt_display::flush () |
279 | { |
485 | { |
|
|
486 | if (XEventsQueued (display, QueuedAlready)) |
|
|
487 | x_cb (x_ev, EVENT_READ); |
|
|
488 | |
280 | XFlush (display); |
489 | XFlush (display); |
281 | } |
490 | } |
282 | |
491 | |
283 | void rxvt_display::reg (xevent_watcher *w) |
492 | void rxvt_display::reg (xevent_watcher *w) |
284 | { |
493 | { |
… | |
… | |
299 | |
508 | |
300 | selection_owner = owner; |
509 | selection_owner = owner; |
301 | } |
510 | } |
302 | |
511 | |
303 | #ifdef USE_XIM |
512 | #ifdef USE_XIM |
|
|
513 | |
304 | void rxvt_display::reg (im_watcher *w) |
514 | void rxvt_display::reg (im_watcher *w) |
305 | { |
515 | { |
306 | imw.push_back (w); |
516 | imw.push_back (w); |
307 | } |
517 | } |
308 | |
518 | |
… | |
… | |
332 | return xim; |
542 | return xim; |
333 | } |
543 | } |
334 | |
544 | |
335 | void rxvt_display::put_xim (rxvt_xim *xim) |
545 | void rxvt_display::put_xim (rxvt_xim *xim) |
336 | { |
546 | { |
|
|
547 | # if XLIB_IS_RACEFREE |
337 | xims.put (xim); |
548 | xims.put (xim); |
|
|
549 | # endif |
338 | } |
550 | } |
|
|
551 | |
339 | #endif |
552 | #endif |
340 | |
553 | |
341 | Atom rxvt_display::atom (const char *name) |
554 | Atom rxvt_display::atom (const char *name) |
342 | { |
555 | { |
343 | return XInternAtom (display, name, False); |
556 | return XInternAtom (display, name, False); |
… | |
… | |
347 | |
560 | |
348 | template class refcache<rxvt_display>; |
561 | template class refcache<rxvt_display>; |
349 | refcache<rxvt_display> displays; |
562 | refcache<rxvt_display> displays; |
350 | |
563 | |
351 | ///////////////////////////////////////////////////////////////////////////// |
564 | ///////////////////////////////////////////////////////////////////////////// |
352 | |
565 | |
353 | bool |
566 | bool |
354 | rxvt_color::set (rxvt_display *display, Pixel p) |
567 | rxvt_color::alloc (rxvt_screen *screen, const rgba &color) |
355 | { |
568 | { |
356 | #if XFT |
569 | #if XFT |
357 | XColor xc; |
570 | XRenderPictFormat *format; |
358 | |
571 | |
359 | xc.pixel = p; |
572 | // FUCKING Xft gets it wrong, of course, so work around it. |
360 | if (!XQueryColor (display->display, display->cmap, &xc)) |
573 | // Transparency users should eat shit and die, and then |
361 | return false; |
574 | // XRenderQueryPictIndexValues themselves plenty. |
|
|
575 | if ((screen->visual->c_class == TrueColor) |
|
|
576 | && (format = XRenderFindVisualFormat (screen->xdisp, screen->visual))) |
|
|
577 | { |
|
|
578 | // the fun lies in doing everything manually... |
|
|
579 | c.color.red = color.r; |
|
|
580 | c.color.green = color.g; |
|
|
581 | c.color.blue = color.b; |
|
|
582 | c.color.alpha = color.a; |
362 | |
583 | |
|
|
584 | c.pixel = ((color.r * format->direct.redMask / rgba::MAX_CC) << format->direct.red ) |
|
|
585 | | ((color.g * format->direct.greenMask / rgba::MAX_CC) << format->direct.green) |
|
|
586 | | ((color.b * format->direct.blueMask / rgba::MAX_CC) << format->direct.blue ) |
|
|
587 | | ((color.a * format->direct.alphaMask / rgba::MAX_CC) << format->direct.alpha); |
|
|
588 | |
|
|
589 | return true; |
|
|
590 | } |
|
|
591 | else |
|
|
592 | { |
363 | XRenderColor d; |
593 | XRenderColor d; |
364 | |
594 | |
365 | d.red = xc.red; |
595 | d.red = color.r; |
366 | d.green = xc.green; |
596 | d.green = color.g; |
367 | d.blue = xc.blue; |
597 | d.blue = color.b; |
368 | d.alpha = 0xffff; |
598 | d.alpha = color.a; |
369 | |
599 | |
370 | return |
600 | return XftColorAllocValue (screen->xdisp, screen->visual, screen->cmap, &d, &c); |
371 | XftColorAllocValue (display->display, |
601 | } |
372 | display->visual, |
|
|
373 | display->cmap, |
|
|
374 | &d, &c); |
|
|
375 | #else |
602 | #else |
376 | this->p = p; |
603 | c.red = color.r; |
377 | #endif |
604 | c.green = color.g; |
|
|
605 | c.blue = color.b; |
378 | |
606 | |
|
|
607 | if (screen->visual->c_class == TrueColor) |
|
|
608 | { |
|
|
609 | c.pixel = (color.r * (screen->visual->red_mask >> ctz (screen->visual->red_mask )) |
|
|
610 | / rgba::MAX_CC) << ctz (screen->visual->red_mask ) |
|
|
611 | | (color.g * (screen->visual->green_mask >> ctz (screen->visual->green_mask)) |
|
|
612 | / rgba::MAX_CC) << ctz (screen->visual->green_mask) |
|
|
613 | | (color.b * (screen->visual->blue_mask >> ctz (screen->visual->blue_mask )) |
|
|
614 | / rgba::MAX_CC) << ctz (screen->visual->blue_mask ); |
|
|
615 | |
|
|
616 | return true; |
|
|
617 | } |
|
|
618 | else if (XAllocColor (screen->xdisp, screen->cmap, &c)) |
379 | return true; |
619 | return true; |
|
|
620 | else |
|
|
621 | c.pixel = (color.r + color.g + color.b) > 128*3 |
|
|
622 | ? WhitePixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)) |
|
|
623 | : BlackPixelOfScreen (DefaultScreenOfDisplay (screen->xdisp)); |
|
|
624 | #endif |
|
|
625 | |
|
|
626 | return false; |
380 | } |
627 | } |
381 | |
628 | |
382 | bool |
629 | bool |
383 | rxvt_color::set (rxvt_display *display, const char *name) |
630 | rxvt_color::set (rxvt_screen *screen, const char *name) |
|
|
631 | { |
|
|
632 | rgba c; |
|
|
633 | char eos; |
|
|
634 | int skip; |
|
|
635 | |
|
|
636 | // parse the nonstandard "[alphapercent]" prefix |
|
|
637 | if (1 <= sscanf (name, "[%hd]%n", &c.a, &skip)) |
|
|
638 | { |
|
|
639 | c.a = lerp<int, int, int> (0, rgba::MAX_CC, c.a); |
|
|
640 | name += skip; |
|
|
641 | } |
|
|
642 | else |
|
|
643 | c.a = rgba::MAX_CC; |
|
|
644 | |
|
|
645 | // parse the non-standard "rgba:rrrr/gggg/bbbb/aaaa" format |
|
|
646 | if (strlen (name) != 4+5*4 || 4 != sscanf (name, "rgba:%4hx/%4hx/%4hx/%4hx%c", &c.r, &c.g, &c.b, &c.a, &eos)) |
|
|
647 | { |
|
|
648 | XColor xc, xc_exact; |
|
|
649 | |
|
|
650 | if (XParseColor (screen->xdisp, screen->cmap, name, &xc)) |
|
|
651 | { |
|
|
652 | c.r = xc.red; |
|
|
653 | c.g = xc.green; |
|
|
654 | c.b = xc.blue; |
|
|
655 | } |
|
|
656 | else |
|
|
657 | { |
|
|
658 | c.r = 0xffff; |
|
|
659 | c.g = 0x6969; |
|
|
660 | c.b = 0xb4b4; |
|
|
661 | |
|
|
662 | rxvt_warn ("unable to parse color '%s', using pink instead.\n", name); |
|
|
663 | } |
|
|
664 | } |
|
|
665 | |
|
|
666 | return set (screen, c); |
|
|
667 | } |
|
|
668 | |
|
|
669 | bool |
|
|
670 | rxvt_color::set (rxvt_screen *screen, const rgba &color) |
|
|
671 | { |
|
|
672 | bool got = alloc (screen, color); |
|
|
673 | |
|
|
674 | #if !ENABLE_MINIMAL |
|
|
675 | int cmap_size = screen->visual->map_entries; |
|
|
676 | |
|
|
677 | if (!got |
|
|
678 | && screen->visual->c_class == PseudoColor |
|
|
679 | && cmap_size < 4096) |
|
|
680 | { |
|
|
681 | XColor *colors = new XColor [screen->visual->map_entries]; |
|
|
682 | |
|
|
683 | for (int i = 0; i < cmap_size; i++) |
|
|
684 | colors [i].pixel = i; |
|
|
685 | |
|
|
686 | // many kilobytes transfer per colour, but pseudocolor isn't worth |
|
|
687 | // many extra optimisations. |
|
|
688 | XQueryColors (screen->xdisp, screen->cmap, colors, cmap_size); |
|
|
689 | |
|
|
690 | int diff = 0x7fffffffUL; |
|
|
691 | XColor *best = colors; |
|
|
692 | |
|
|
693 | for (int i = 0; i < cmap_size; i++) |
|
|
694 | { |
|
|
695 | int d = (squared_diff<int> (color.r >> 2, colors [i].red >> 2)) |
|
|
696 | + (squared_diff<int> (color.g >> 2, colors [i].green >> 2)) |
|
|
697 | + (squared_diff<int> (color.b >> 2, colors [i].blue >> 2)); |
|
|
698 | |
|
|
699 | if (d < diff) |
|
|
700 | { |
|
|
701 | diff = d; |
|
|
702 | best = colors + i; |
|
|
703 | } |
|
|
704 | } |
|
|
705 | |
|
|
706 | //rxvt_warn ("could not allocate %04x %04x %04x, getting %04x %04x %04x instead (%d)\n", |
|
|
707 | // color.r, color.g, color.b, best->red, best->green, best->blue, diff); |
|
|
708 | |
|
|
709 | got = alloc (screen, rgba (best->red, best->green, best->blue)); |
|
|
710 | |
|
|
711 | delete colors; |
|
|
712 | } |
|
|
713 | #endif |
|
|
714 | |
|
|
715 | return got; |
|
|
716 | } |
|
|
717 | |
|
|
718 | void |
|
|
719 | rxvt_color::get (rgba &color) |
384 | { |
720 | { |
385 | #if XFT |
721 | #if XFT |
386 | return XftColorAllocName (display->display, display->visual, display->cmap, |
722 | color.r = c.color.red; |
387 | name, &c); |
723 | color.g = c.color.green; |
|
|
724 | color.b = c.color.blue; |
|
|
725 | color.a = c.color.alpha; |
388 | #else |
726 | #else |
389 | XColor xc; |
727 | color.r = c.red; |
390 | |
728 | color.g = c.green; |
391 | if (XParseColor (display->display, display->cmap, name, &xc)) |
729 | color.b = c.blue; |
392 | return set (display, xc.red, xc.green, xc.blue); |
730 | color.a = rgba::MAX_CC; |
393 | |
|
|
394 | return false; |
|
|
395 | #endif |
731 | #endif |
396 | } |
732 | } |
397 | |
733 | |
398 | bool |
734 | void |
399 | rxvt_color::set (rxvt_display *display, unsigned short cr, unsigned short cg, unsigned short cb) |
735 | rxvt_color::get (XColor &color) |
400 | { |
736 | { |
401 | XColor xc; |
737 | rgba c; |
|
|
738 | get (c); |
402 | |
739 | |
403 | xc.red = cr; |
740 | color.red = c.r; |
404 | xc.green = cg; |
741 | color.green = c.g; |
405 | xc.blue = cb; |
742 | color.blue = c.b; |
406 | xc.flags = DoRed | DoGreen | DoBlue; |
743 | color.pixel = (Pixel)*this; |
407 | |
|
|
408 | if (XAllocColor (display->display, display->cmap, &xc)) |
|
|
409 | return set (display, xc.pixel); |
|
|
410 | |
|
|
411 | return false; |
|
|
412 | } |
744 | } |
413 | |
745 | |
414 | void |
746 | void |
415 | rxvt_color::get (rxvt_display *display, unsigned short &cr, unsigned short &cg, unsigned short &cb) |
747 | rxvt_color::free (rxvt_screen *screen) |
416 | { |
748 | { |
417 | #if XFT |
749 | #if XFT |
418 | cr = c.color.red; |
750 | XftColorFree (screen->xdisp, screen->visual, screen->cmap, &c); |
419 | cg = c.color.green; |
|
|
420 | cb = c.color.blue; |
|
|
421 | #else |
751 | #else |
422 | XColor c; |
752 | XFreeColors (screen->xdisp, screen->cmap, &c.pixel, 1, AllPlanes); |
423 | |
|
|
424 | c.pixel = p; |
|
|
425 | XQueryColor (display->display, display->cmap, &c); |
|
|
426 | |
|
|
427 | cr = c.red; |
|
|
428 | cg = c.green; |
|
|
429 | cb = c.blue; |
|
|
430 | #endif |
753 | #endif |
431 | } |
754 | } |
432 | |
755 | |
433 | void |
756 | void |
434 | rxvt_color::free (rxvt_display *display) |
757 | rxvt_color::fade (rxvt_screen *screen, int percent, rxvt_color &result, const rgba &to) |
435 | { |
758 | { |
436 | #if XFT |
759 | rgba c; |
437 | XftColorFree (display->display, display->visual, display->cmap, &c); |
760 | get (c); |
438 | #else |
|
|
439 | XFreeColors (display->display, display->cmap, &p, 1, AllPlanes); |
|
|
440 | #endif |
|
|
441 | } |
|
|
442 | |
761 | |
443 | rxvt_color |
762 | result.set ( |
444 | rxvt_color::fade (rxvt_display *display, int percent) |
763 | screen, |
445 | { |
764 | rgba ( |
446 | unsigned short cr, cg, cb; |
765 | lerp (c.r, to.r, percent), |
447 | rxvt_color faded; |
766 | lerp (c.g, to.g, percent), |
448 | |
767 | lerp (c.b, to.b, percent), |
449 | get (display, cr, cg, cb); |
768 | lerp (c.a, to.a, percent) |
450 | faded.set (display, |
769 | ) |
451 | cr * percent / 100, |
770 | ); |
452 | cg * percent / 100, |
|
|
453 | cb * percent / 100); |
|
|
454 | |
|
|
455 | return faded; |
|
|
456 | } |
771 | } |
457 | |
772 | |