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00012 #include <stdarg.h>
00013
00014 #ifdef ENABLE_NETWORK
00015
00016 #include "../stdafx.h"
00017 #include "../strings_func.h"
00018 #include "../blitter/factory.hpp"
00019 #include "../console_func.h"
00020 #include "../video/video_driver.hpp"
00021 #include "../querystring_gui.h"
00022 #include "../town.h"
00023 #include "../window_func.h"
00024 #include "../core/geometry_func.hpp"
00025 #include "network.h"
00026 #include "network_client.h"
00027 #include "network_base.h"
00028
00029 #include "../widgets/network_chat_widget.h"
00030
00031 #include "table/strings.h"
00032
00035 assert_compile((int)DRAW_STRING_BUFFER >= (int)NETWORK_CHAT_LENGTH + NETWORK_NAME_LENGTH + 40);
00036
00038 static const uint NETWORK_CHAT_LINE_SPACING = 3;
00039
00041 struct ChatMessage {
00042 char message[DRAW_STRING_BUFFER];
00043 TextColour colour;
00044 uint32 remove_time;
00045 };
00046
00047
00048 static ChatMessage *_chatmsg_list = NULL;
00049 static bool _chatmessage_dirty = false;
00050 static bool _chatmessage_visible = false;
00051 static bool _chat_tab_completion_active;
00052 static uint MAX_CHAT_MESSAGES = 0;
00053
00058 static PointDimension _chatmsg_box;
00059 static uint8 *_chatmessage_backup = NULL;
00060
00065 static inline uint GetChatMessageCount()
00066 {
00067 uint i = 0;
00068 for (; i < MAX_CHAT_MESSAGES; i++) {
00069 if (_chatmsg_list[i].message[0] == '\0') break;
00070 }
00071
00072 return i;
00073 }
00074
00081 void CDECL NetworkAddChatMessage(TextColour colour, uint duration, const char *message, ...)
00082 {
00083 char buf[DRAW_STRING_BUFFER];
00084 const char *bufp;
00085 va_list va;
00086 uint msg_count;
00087 uint16 lines;
00088
00089 va_start(va, message);
00090 vsnprintf(buf, lengthof(buf), message, va);
00091 va_end(va);
00092
00093 Utf8TrimString(buf, DRAW_STRING_BUFFER);
00094
00095
00096 lines = GB(FormatStringLinebreaks(buf, lastof(buf), _chatmsg_box.width - 8), 0, 16) + 1;
00097 if (lines >= MAX_CHAT_MESSAGES) return;
00098
00099 msg_count = GetChatMessageCount();
00100
00101 if (lines > MAX_CHAT_MESSAGES - msg_count) {
00102 int i = lines - (MAX_CHAT_MESSAGES - msg_count);
00103 memmove(&_chatmsg_list[0], &_chatmsg_list[i], sizeof(_chatmsg_list[0]) * (msg_count - i));
00104 msg_count = MAX_CHAT_MESSAGES - lines;
00105 }
00106
00107 for (bufp = buf; lines != 0; lines--) {
00108 ChatMessage *cmsg = &_chatmsg_list[msg_count++];
00109 strecpy(cmsg->message, bufp, lastof(cmsg->message));
00110
00111
00112
00113 cmsg->colour = (bufp == buf && (colour & TC_IS_PALETTE_COLOUR)) ? colour : TC_WHITE;
00114 cmsg->remove_time = _realtime_tick + duration * 1000;
00115
00116 bufp += strlen(bufp) + 1;
00117 }
00118
00119 _chatmessage_dirty = true;
00120 }
00121
00123 void NetworkReInitChatBoxSize()
00124 {
00125 _chatmsg_box.y = 3 * FONT_HEIGHT_NORMAL;
00126 _chatmsg_box.height = MAX_CHAT_MESSAGES * (FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING) + 2;
00127 _chatmessage_backup = ReallocT(_chatmessage_backup, _chatmsg_box.width * _chatmsg_box.height * BlitterFactoryBase::GetCurrentBlitter()->GetBytesPerPixel());
00128 }
00129
00131 void NetworkInitChatMessage()
00132 {
00133 MAX_CHAT_MESSAGES = _settings_client.gui.network_chat_box_height;
00134
00135 _chatmsg_list = ReallocT(_chatmsg_list, _settings_client.gui.network_chat_box_height);
00136 _chatmsg_box.x = 10;
00137 _chatmsg_box.width = _settings_client.gui.network_chat_box_width;
00138 NetworkReInitChatBoxSize();
00139 _chatmessage_visible = false;
00140
00141 for (uint i = 0; i < MAX_CHAT_MESSAGES; i++) {
00142 _chatmsg_list[i].message[0] = '\0';
00143 }
00144 }
00145
00147 void NetworkUndrawChatMessage()
00148 {
00149
00150
00151
00152
00153
00154
00155
00156
00157
00158
00159 if (_cursor.visible &&
00160 _cursor.draw_pos.x + _cursor.draw_size.x >= _chatmsg_box.x &&
00161 _cursor.draw_pos.x <= _chatmsg_box.x + _chatmsg_box.width &&
00162 _cursor.draw_pos.y + _cursor.draw_size.y >= _screen.height - _chatmsg_box.y - _chatmsg_box.height &&
00163 _cursor.draw_pos.y <= _screen.height - _chatmsg_box.y) {
00164 UndrawMouseCursor();
00165 }
00166
00167 if (_chatmessage_visible) {
00168 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00169 int x = _chatmsg_box.x;
00170 int y = _screen.height - _chatmsg_box.y - _chatmsg_box.height;
00171 int width = _chatmsg_box.width;
00172 int height = _chatmsg_box.height;
00173 if (y < 0) {
00174 height = max(height + y, min(_chatmsg_box.height, _screen.height));
00175 y = 0;
00176 }
00177 if (x + width >= _screen.width) {
00178 width = _screen.width - x;
00179 }
00180 if (width <= 0 || height <= 0) return;
00181
00182 _chatmessage_visible = false;
00183
00184 blitter->CopyFromBuffer(blitter->MoveTo(_screen.dst_ptr, x, y), _chatmessage_backup, width, height);
00185
00186 _video_driver->MakeDirty(x, y, width, height);
00187
00188 _chatmessage_dirty = true;
00189 }
00190 }
00191
00193 void NetworkChatMessageLoop()
00194 {
00195 for (uint i = 0; i < MAX_CHAT_MESSAGES; i++) {
00196 ChatMessage *cmsg = &_chatmsg_list[i];
00197 if (cmsg->message[0] == '\0') continue;
00198
00199
00200 if (cmsg->remove_time < _realtime_tick) {
00201
00202 if (i != MAX_CHAT_MESSAGES - 1) memmove(cmsg, cmsg + 1, sizeof(*cmsg) * (MAX_CHAT_MESSAGES - i - 1));
00203
00204
00205 _chatmsg_list[MAX_CHAT_MESSAGES - 1].message[0] = '\0';
00206 _chatmessage_dirty = true;
00207
00208
00209 i--;
00210 }
00211 }
00212 }
00213
00215 void NetworkDrawChatMessage()
00216 {
00217 Blitter *blitter = BlitterFactoryBase::GetCurrentBlitter();
00218 if (!_chatmessage_dirty) return;
00219
00220
00221 NetworkUndrawChatMessage();
00222
00223 if (_iconsole_mode == ICONSOLE_FULL) return;
00224
00225
00226 uint count = GetChatMessageCount();
00227 if (count == 0) return;
00228
00229 int x = _chatmsg_box.x;
00230 int y = _screen.height - _chatmsg_box.y - _chatmsg_box.height;
00231 int width = _chatmsg_box.width;
00232 int height = _chatmsg_box.height;
00233 if (y < 0) {
00234 height = max(height + y, min(_chatmsg_box.height, _screen.height));
00235 y = 0;
00236 }
00237 if (x + width >= _screen.width) {
00238 width = _screen.width - x;
00239 }
00240 if (width <= 0 || height <= 0) return;
00241
00242 assert(blitter->BufferSize(width, height) <= (int)(_chatmsg_box.width * _chatmsg_box.height * blitter->GetBytesPerPixel()));
00243
00244
00245 blitter->CopyToBuffer(blitter->MoveTo(_screen.dst_ptr, x, y), _chatmessage_backup, width, height);
00246
00247 _cur_dpi = &_screen;
00248
00249
00250 GfxFillRect(
00251 _chatmsg_box.x,
00252 _screen.height - _chatmsg_box.y - count * (FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING) - 2,
00253 _chatmsg_box.x + _chatmsg_box.width - 1,
00254 _screen.height - _chatmsg_box.y - 2,
00255 PALETTE_TO_TRANSPARENT, FILLRECT_RECOLOUR
00256 );
00257
00258
00259 for (uint y = FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING; count-- != 0; y += (FONT_HEIGHT_NORMAL + NETWORK_CHAT_LINE_SPACING)) {
00260 DrawString(_chatmsg_box.x + 3, _chatmsg_box.x + _chatmsg_box.width - 1, _screen.height - _chatmsg_box.y - y + 1, _chatmsg_list[count].message, _chatmsg_list[count].colour);
00261 }
00262
00263
00264 _video_driver->MakeDirty(x, y, width, height);
00265
00266 _chatmessage_visible = true;
00267 _chatmessage_dirty = false;
00268 }
00269
00276 static void SendChat(const char *buf, DestType type, int dest)
00277 {
00278 if (StrEmpty(buf)) return;
00279 if (!_network_server) {
00280 MyClient::SendChat((NetworkAction)(NETWORK_ACTION_CHAT + type), type, dest, buf, 0);
00281 } else {
00282 NetworkServerSendChat((NetworkAction)(NETWORK_ACTION_CHAT + type), type, dest, buf, CLIENT_ID_SERVER);
00283 }
00284 }
00285
00287 struct NetworkChatWindow : public Window {
00288 DestType dtype;
00289 StringID dest_string;
00290 int dest;
00291 QueryString message_editbox;
00292
00299 NetworkChatWindow(const WindowDesc *desc, DestType type, int dest) : message_editbox(NETWORK_CHAT_LENGTH)
00300 {
00301 this->dtype = type;
00302 this->dest = dest;
00303 this->querystrings[WID_NC_TEXTBOX] = &this->message_editbox;
00304 this->message_editbox.cancel_button = WID_NC_CLOSE;
00305 this->message_editbox.ok_button = WID_NC_SENDBUTTON;
00306
00307 static const StringID chat_captions[] = {
00308 STR_NETWORK_CHAT_ALL_CAPTION,
00309 STR_NETWORK_CHAT_COMPANY_CAPTION,
00310 STR_NETWORK_CHAT_CLIENT_CAPTION
00311 };
00312 assert((uint)this->dtype < lengthof(chat_captions));
00313 this->dest_string = chat_captions[this->dtype];
00314
00315 this->InitNested(desc, type);
00316
00317 this->SetFocusedWidget(WID_NC_TEXTBOX);
00318 InvalidateWindowData(WC_NEWS_WINDOW, 0, this->height);
00319 _chat_tab_completion_active = false;
00320
00321 PositionNetworkChatWindow(this);
00322 }
00323
00324 ~NetworkChatWindow()
00325 {
00326 InvalidateWindowData(WC_NEWS_WINDOW, 0, 0);
00327 }
00328
00335 const char *ChatTabCompletionNextItem(uint *item)
00336 {
00337 static char chat_tab_temp_buffer[64];
00338
00339
00340 if (*item < MAX_CLIENT_SLOTS) {
00341
00342 NetworkClientInfo *ci;
00343 FOR_ALL_CLIENT_INFOS_FROM(ci, *item) {
00344 *item = ci->index;
00345 return ci->client_name;
00346 }
00347 *item = MAX_CLIENT_SLOTS;
00348 }
00349
00350
00351
00352
00353 if (*item < (uint)MAX_CLIENT_SLOTS + Town::GetPoolSize()) {
00354 const Town *t;
00355
00356 FOR_ALL_TOWNS_FROM(t, *item - MAX_CLIENT_SLOTS) {
00357
00358 SetDParam(0, t->index);
00359 GetString(chat_tab_temp_buffer, STR_TOWN_NAME, lastof(chat_tab_temp_buffer));
00360 return &chat_tab_temp_buffer[0];
00361 }
00362 }
00363
00364 return NULL;
00365 }
00366
00372 static char *ChatTabCompletionFindText(char *buf)
00373 {
00374 char *p = strrchr(buf, ' ');
00375 if (p == NULL) return buf;
00376
00377 *p = '\0';
00378 return p + 1;
00379 }
00380
00384 void ChatTabCompletion()
00385 {
00386 static char _chat_tab_completion_buf[NETWORK_CHAT_LENGTH];
00387 assert(this->message_editbox.text.max_bytes == lengthof(_chat_tab_completion_buf));
00388
00389 Textbuf *tb = &this->message_editbox.text;
00390 size_t len, tb_len;
00391 uint item;
00392 char *tb_buf, *pre_buf;
00393 const char *cur_name;
00394 bool second_scan = false;
00395
00396 item = 0;
00397
00398
00399 pre_buf = (_chat_tab_completion_active) ? strdup(_chat_tab_completion_buf) : strdup(tb->buf);
00400
00401 tb_buf = ChatTabCompletionFindText(pre_buf);
00402 tb_len = strlen(tb_buf);
00403
00404 while ((cur_name = ChatTabCompletionNextItem(&item)) != NULL) {
00405 item++;
00406
00407 if (_chat_tab_completion_active) {
00408
00409
00410 if (!second_scan) {
00411 size_t offset;
00412 size_t length;
00413
00414
00415 if (tb_buf == pre_buf) {
00416 offset = 0;
00417 length = (tb->bytes - 1) - 2;
00418 } else {
00419
00420 offset = strlen(pre_buf) + 1;
00421 length = (tb->bytes - 1) - offset;
00422 }
00423
00424
00425 if (strlen(cur_name) == length && strncmp(cur_name, tb->buf + offset, length) == 0) second_scan = true;
00426
00427 continue;
00428 }
00429
00430
00431 }
00432
00433 len = strlen(cur_name);
00434 if (tb_len < len && strncasecmp(cur_name, tb_buf, tb_len) == 0) {
00435
00436 if (!second_scan) snprintf(_chat_tab_completion_buf, lengthof(_chat_tab_completion_buf), "%s", tb->buf);
00437 _chat_tab_completion_active = true;
00438
00439
00440 if (pre_buf == tb_buf) {
00441 this->message_editbox.text.Print("%s: ", cur_name);
00442 } else {
00443 this->message_editbox.text.Print("%s %s", pre_buf, cur_name);
00444 }
00445
00446 this->SetDirty();
00447 free(pre_buf);
00448 return;
00449 }
00450 }
00451
00452 if (second_scan) {
00453
00454 this->message_editbox.text.Assign(_chat_tab_completion_buf);
00455 _chat_tab_completion_active = false;
00456
00457 this->SetDirty();
00458 }
00459 free(pre_buf);
00460 }
00461
00462 virtual Point OnInitialPosition(const WindowDesc *desc, int16 sm_width, int16 sm_height, int window_number)
00463 {
00464 Point pt = { 0, _screen.height - sm_height - FindWindowById(WC_STATUS_BAR, 0)->height };
00465 return pt;
00466 }
00467
00468 virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
00469 {
00470 if (widget != WID_NC_DESTINATION) return;
00471
00472 if (this->dtype == DESTTYPE_CLIENT) {
00473 SetDParamStr(0, NetworkClientInfo::GetByClientID((ClientID)this->dest)->client_name);
00474 }
00475 Dimension d = GetStringBoundingBox(this->dest_string);
00476 d.width += WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
00477 d.height += WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM;
00478 *size = maxdim(*size, d);
00479 }
00480
00481 virtual void DrawWidget(const Rect &r, int widget) const
00482 {
00483 if (widget != WID_NC_DESTINATION) return;
00484
00485 if (this->dtype == DESTTYPE_CLIENT) {
00486 SetDParamStr(0, NetworkClientInfo::GetByClientID((ClientID)this->dest)->client_name);
00487 }
00488 DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, this->dest_string, TC_BLACK, SA_RIGHT);
00489 }
00490
00491 virtual void OnClick(Point pt, int widget, int click_count)
00492 {
00493 switch (widget) {
00494
00495 case WID_NC_SENDBUTTON: SendChat(this->message_editbox.text.buf, this->dtype, this->dest);
00496
00497 case WID_NC_CLOSE: delete this; break;
00498 }
00499 }
00500
00501 virtual EventState OnKeyPress(uint16 key, uint16 keycode)
00502 {
00503 EventState state = ES_NOT_HANDLED;
00504 if (keycode == WKC_TAB) {
00505 ChatTabCompletion();
00506 state = ES_HANDLED;
00507 }
00508 return state;
00509 }
00510
00511 virtual void OnEditboxChanged(int wid)
00512 {
00513 _chat_tab_completion_active = false;
00514 }
00515
00521 virtual void OnInvalidateData(int data = 0, bool gui_scope = true)
00522 {
00523 if (data == this->dest) delete this;
00524 }
00525 };
00526
00528 static const NWidgetPart _nested_chat_window_widgets[] = {
00529 NWidget(NWID_HORIZONTAL),
00530 NWidget(WWT_CLOSEBOX, COLOUR_GREY, WID_NC_CLOSE),
00531 NWidget(WWT_PANEL, COLOUR_GREY, WID_NC_BACKGROUND),
00532 NWidget(NWID_HORIZONTAL),
00533 NWidget(WWT_TEXT, COLOUR_GREY, WID_NC_DESTINATION), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NULL, STR_NULL),
00534 NWidget(WWT_EDITBOX, COLOUR_GREY, WID_NC_TEXTBOX), SetMinimalSize(100, 12), SetPadding(1, 0, 1, 0), SetResize(1, 0),
00535 SetDataTip(STR_NETWORK_CHAT_OSKTITLE, STR_NULL),
00536 NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_NC_SENDBUTTON), SetMinimalSize(62, 12), SetPadding(1, 0, 1, 0), SetDataTip(STR_NETWORK_CHAT_SEND, STR_NULL),
00537 EndContainer(),
00538 EndContainer(),
00539 EndContainer(),
00540 };
00541
00543 static const WindowDesc _chat_window_desc(
00544 WDP_MANUAL, 640, 14,
00545 WC_SEND_NETWORK_MSG, WC_NONE,
00546 0,
00547 _nested_chat_window_widgets, lengthof(_nested_chat_window_widgets)
00548 );
00549
00550
00556 void ShowNetworkChatQueryWindow(DestType type, int dest)
00557 {
00558 DeleteWindowByClass(WC_SEND_NETWORK_MSG);
00559 new NetworkChatWindow(&_chat_window_desc, type, dest);
00560 }
00561
00562 #endif