Files
@ r27266:57086da699c4
Branch filter:
Location: cpp/openttd-patchpack/source/src/news_gui.cpp
r27266:57086da699c4
41.0 KiB
text/x-c
Fix: [Win32] Text line breaking did not properly handle punctuation characters. (#10775)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808 809 810 811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 | /*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file news_gui.cpp GUI functions related to news messages. */
#include "stdafx.h"
#include "gui.h"
#include "viewport_func.h"
#include "strings_func.h"
#include "window_func.h"
#include "vehicle_base.h"
#include "vehicle_func.h"
#include "vehicle_gui.h"
#include "roadveh.h"
#include "station_base.h"
#include "industry.h"
#include "town.h"
#include "sound_func.h"
#include "string_func.h"
#include "widgets/dropdown_func.h"
#include "statusbar_gui.h"
#include "company_manager_face.h"
#include "company_func.h"
#include "engine_base.h"
#include "engine_gui.h"
#include "core/geometry_func.hpp"
#include "command_func.h"
#include "company_base.h"
#include "settings_internal.h"
#include "group_gui.h"
#include "zoom_func.h"
#include "news_cmd.h"
#include "timer/timer.h"
#include "timer/timer_window.h"
#include "timer/timer_game_calendar.h"
#include "widgets/news_widget.h"
#include "table/strings.h"
#include "safeguards.h"
const NewsItem *_statusbar_news_item = nullptr;
static uint MIN_NEWS_AMOUNT = 30; ///< preferred minimum amount of news messages
static uint MAX_NEWS_AMOUNT = 1 << 10; ///< Do not exceed this number of news messages
static uint _total_news = 0; ///< current number of news items
static NewsItem *_oldest_news = nullptr; ///< head of news items queue
NewsItem *_latest_news = nullptr; ///< tail of news items queue
/**
* Forced news item.
* Users can force an item by accessing the history or "last message".
* If the message being shown was forced by the user, a pointer is stored
* in _forced_news. Otherwise, \a _forced_news variable is nullptr.
*/
static const NewsItem *_forced_news = nullptr;
/** Current news item (last item shown regularly). */
static const NewsItem *_current_news = nullptr;
/**
* Get the position a news-reference is referencing.
* @param reftype The type of reference.
* @param ref The reference.
* @return A tile for the referenced object, or INVALID_TILE if none.
*/
static TileIndex GetReferenceTile(NewsReferenceType reftype, uint32 ref)
{
switch (reftype) {
case NR_TILE: return (TileIndex)ref;
case NR_STATION: return Station::Get((StationID)ref)->xy;
case NR_INDUSTRY: return Industry::Get((IndustryID)ref)->location.tile + TileDiffXY(1, 1);
case NR_TOWN: return Town::Get((TownID)ref)->xy;
default: return INVALID_TILE;
}
}
/* Normal news items. */
static const NWidgetPart _nested_normal_news_widgets[] = {
NWidget(WWT_PANEL, COLOUR_WHITE, WID_N_PANEL),
NWidget(NWID_HORIZONTAL), SetPadding(1, 1, 0, 1),
NWidget(WWT_CLOSEBOX, COLOUR_WHITE, WID_N_CLOSEBOX), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(1, 0),
NWidget(NWID_VERTICAL),
NWidget(WWT_LABEL, COLOUR_WHITE, WID_N_DATE), SetDataTip(STR_JUST_DATE_LONG, STR_NULL), SetTextStyle(TC_BLACK, FS_SMALL),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
EndContainer(),
NWidget(WWT_EMPTY, COLOUR_WHITE, WID_N_MESSAGE), SetMinimalSize(428, 154), SetPadding(0, 5, 1, 5),
EndContainer(),
};
static WindowDesc _normal_news_desc(
WDP_MANUAL, nullptr, 0, 0,
WC_NEWS_WINDOW, WC_NONE,
0,
_nested_normal_news_widgets, lengthof(_nested_normal_news_widgets)
);
/* New vehicles news items. */
static const NWidgetPart _nested_vehicle_news_widgets[] = {
NWidget(WWT_PANEL, COLOUR_WHITE, WID_N_PANEL),
NWidget(NWID_HORIZONTAL), SetPadding(1, 1, 0, 1),
NWidget(NWID_VERTICAL),
NWidget(WWT_CLOSEBOX, COLOUR_WHITE, WID_N_CLOSEBOX), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
NWidget(WWT_LABEL, COLOUR_WHITE, WID_N_VEH_TITLE), SetFill(1, 1), SetMinimalSize(419, 55), SetDataTip(STR_EMPTY, STR_NULL),
EndContainer(),
NWidget(WWT_PANEL, COLOUR_WHITE, WID_N_VEH_BKGND), SetPadding(0, 25, 1, 25),
NWidget(NWID_VERTICAL),
NWidget(WWT_EMPTY, INVALID_COLOUR, WID_N_VEH_NAME), SetMinimalSize(369, 33), SetFill(1, 0),
NWidget(WWT_EMPTY, INVALID_COLOUR, WID_N_VEH_SPR), SetMinimalSize(369, 32), SetFill(1, 0),
NWidget(WWT_EMPTY, INVALID_COLOUR, WID_N_VEH_INFO), SetMinimalSize(369, 46), SetFill(1, 0),
EndContainer(),
EndContainer(),
EndContainer(),
};
static WindowDesc _vehicle_news_desc(
WDP_MANUAL, nullptr, 0, 0,
WC_NEWS_WINDOW, WC_NONE,
0,
_nested_vehicle_news_widgets, lengthof(_nested_vehicle_news_widgets)
);
/* Company news items. */
static const NWidgetPart _nested_company_news_widgets[] = {
NWidget(WWT_PANEL, COLOUR_WHITE, WID_N_PANEL),
NWidget(NWID_HORIZONTAL), SetPadding(1, 1, 0, 1),
NWidget(NWID_VERTICAL),
NWidget(WWT_CLOSEBOX, COLOUR_WHITE, WID_N_CLOSEBOX), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
NWidget(WWT_LABEL, COLOUR_WHITE, WID_N_TITLE), SetFill(1, 1), SetMinimalSize(410, 20), SetDataTip(STR_EMPTY, STR_NULL),
EndContainer(),
NWidget(NWID_HORIZONTAL), SetPadding(0, 1, 1, 1),
NWidget(NWID_VERTICAL),
NWidget(WWT_EMPTY, COLOUR_WHITE, WID_N_MGR_FACE), SetMinimalSize(93, 119), SetPadding(2, 6, 2, 1),
NWidget(WWT_EMPTY, COLOUR_WHITE, WID_N_MGR_NAME), SetMinimalSize(93, 24), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
NWidget(WWT_EMPTY, COLOUR_WHITE, WID_N_COMPANY_MSG), SetFill(1, 1), SetMinimalSize(328, 150),
EndContainer(),
EndContainer(),
};
static WindowDesc _company_news_desc(
WDP_MANUAL, nullptr, 0, 0,
WC_NEWS_WINDOW, WC_NONE,
0,
_nested_company_news_widgets, lengthof(_nested_company_news_widgets)
);
/* Thin news items. */
static const NWidgetPart _nested_thin_news_widgets[] = {
NWidget(WWT_PANEL, COLOUR_WHITE, WID_N_PANEL),
NWidget(NWID_HORIZONTAL), SetPadding(1, 1, 0, 1),
NWidget(WWT_CLOSEBOX, COLOUR_WHITE, WID_N_CLOSEBOX), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(1, 0),
NWidget(NWID_VERTICAL),
NWidget(WWT_LABEL, COLOUR_WHITE, WID_N_DATE), SetDataTip(STR_JUST_DATE_LONG, STR_NULL), SetTextStyle(TC_BLACK, FS_SMALL),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
EndContainer(),
NWidget(WWT_EMPTY, COLOUR_WHITE, WID_N_MESSAGE), SetMinimalSize(428, 48), SetFill(1, 0), SetPadding(0, 5, 0, 5),
NWidget(NWID_VIEWPORT, INVALID_COLOUR, WID_N_VIEWPORT), SetMinimalSize(426, 70), SetPadding(1, 2, 2, 2),
EndContainer(),
};
static WindowDesc _thin_news_desc(
WDP_MANUAL, nullptr, 0, 0,
WC_NEWS_WINDOW, WC_NONE,
0,
_nested_thin_news_widgets, lengthof(_nested_thin_news_widgets)
);
/* Small news items. */
static const NWidgetPart _nested_small_news_widgets[] = {
/* Caption + close box. The caption is no WWT_CAPTION as the window shall not be moveable and so on. */
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_LIGHT_BLUE, WID_N_CLOSEBOX),
NWidget(WWT_EMPTY, COLOUR_LIGHT_BLUE, WID_N_CAPTION), SetFill(1, 0),
NWidget(WWT_TEXTBTN, COLOUR_LIGHT_BLUE, WID_N_SHOW_GROUP), SetMinimalSize(14, 11), SetResize(1, 0),
SetDataTip(STR_NULL /* filled in later */, STR_NEWS_SHOW_VEHICLE_GROUP_TOOLTIP),
EndContainer(),
/* Main part */
NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, WID_N_HEADLINE),
NWidget(WWT_INSET, COLOUR_LIGHT_BLUE, WID_N_INSET), SetPadding(2, 2, 2, 2),
NWidget(NWID_VIEWPORT, INVALID_COLOUR, WID_N_VIEWPORT), SetMinimalSize(274, 47), SetFill(1, 0),
EndContainer(),
NWidget(WWT_EMPTY, COLOUR_WHITE, WID_N_MESSAGE), SetMinimalSize(275, 20), SetFill(1, 0), SetPadding(0, 5, 0, 5),
EndContainer(),
};
static WindowDesc _small_news_desc(
WDP_MANUAL, nullptr, 0, 0,
WC_NEWS_WINDOW, WC_NONE,
0,
_nested_small_news_widgets, lengthof(_nested_small_news_widgets)
);
/**
* Window layouts for news items.
*/
static WindowDesc* _news_window_layout[] = {
&_thin_news_desc, ///< NF_THIN
&_small_news_desc, ///< NF_SMALL
&_normal_news_desc, ///< NF_NORMAL
&_vehicle_news_desc, ///< NF_VEHICLE
&_company_news_desc, ///< NF_COMPANY
};
WindowDesc* GetNewsWindowLayout(NewsFlag flags)
{
uint layout = GB(flags, NFB_WINDOW_LAYOUT, NFB_WINDOW_LAYOUT_COUNT);
assert(layout < lengthof(_news_window_layout));
return _news_window_layout[layout];
}
/**
* Per-NewsType data
*/
static NewsTypeData _news_type_data[] = {
/* name, age, sound, */
NewsTypeData("news_display.arrival_player", 60, SND_1D_APPLAUSE ), ///< NT_ARRIVAL_COMPANY
NewsTypeData("news_display.arrival_other", 60, SND_1D_APPLAUSE ), ///< NT_ARRIVAL_OTHER
NewsTypeData("news_display.accident", 90, SND_BEGIN ), ///< NT_ACCIDENT
NewsTypeData("news_display.accident_other", 90, SND_BEGIN ), ///< NT_ACCIDENT_OTHER
NewsTypeData("news_display.company_info", 60, SND_BEGIN ), ///< NT_COMPANY_INFO
NewsTypeData("news_display.open", 90, SND_BEGIN ), ///< NT_INDUSTRY_OPEN
NewsTypeData("news_display.close", 90, SND_BEGIN ), ///< NT_INDUSTRY_CLOSE
NewsTypeData("news_display.economy", 30, SND_BEGIN ), ///< NT_ECONOMY
NewsTypeData("news_display.production_player", 30, SND_BEGIN ), ///< NT_INDUSTRY_COMPANY
NewsTypeData("news_display.production_other", 30, SND_BEGIN ), ///< NT_INDUSTRY_OTHER
NewsTypeData("news_display.production_nobody", 30, SND_BEGIN ), ///< NT_INDUSTRY_NOBODY
NewsTypeData("news_display.advice", 150, SND_BEGIN ), ///< NT_ADVICE
NewsTypeData("news_display.new_vehicles", 30, SND_1E_NEW_ENGINE), ///< NT_NEW_VEHICLES
NewsTypeData("news_display.acceptance", 90, SND_BEGIN ), ///< NT_ACCEPTANCE
NewsTypeData("news_display.subsidies", 180, SND_BEGIN ), ///< NT_SUBSIDIES
NewsTypeData("news_display.general", 60, SND_BEGIN ), ///< NT_GENERAL
};
static_assert(lengthof(_news_type_data) == NT_END);
/**
* Return the news display option.
* @return display options
*/
NewsDisplay NewsTypeData::GetDisplay() const
{
const SettingDesc *sd = GetSettingFromName(this->name);
assert(sd != nullptr && sd->IsIntSetting());
return (NewsDisplay)sd->AsIntSetting()->Read(nullptr);
}
/** Window class displaying a news item. */
struct NewsWindow : Window {
uint16 chat_height; ///< Height of the chat window.
uint16 status_height; ///< Height of the status bar window
const NewsItem *ni; ///< News item to display.
static int duration; ///< Remaining time for showing the current news message (may only be access while a news item is displayed).
NewsWindow(WindowDesc *desc, const NewsItem *ni) : Window(desc), ni(ni)
{
NewsWindow::duration = 16650;
const Window *w = FindWindowByClass(WC_SEND_NETWORK_MSG);
this->chat_height = (w != nullptr) ? w->height : 0;
this->status_height = FindWindowById(WC_STATUS_BAR, 0)->height;
this->flags |= WF_DISABLE_VP_SCROLL;
this->CreateNestedTree();
/* For company news with a face we have a separate headline in param[0] */
if (desc == &_company_news_desc) this->GetWidget<NWidgetCore>(WID_N_TITLE)->widget_data = this->ni->params[0];
NWidgetCore *nwid = this->GetWidget<NWidgetCore>(WID_N_SHOW_GROUP);
if (ni->reftype1 == NR_VEHICLE && nwid != nullptr) {
const Vehicle *v = Vehicle::Get(ni->ref1);
switch (v->type) {
case VEH_TRAIN:
nwid->widget_data = STR_TRAIN;
break;
case VEH_ROAD:
nwid->widget_data = RoadVehicle::From(v)->IsBus() ? STR_BUS : STR_LORRY;
break;
case VEH_SHIP:
nwid->widget_data = STR_SHIP;
break;
case VEH_AIRCRAFT:
nwid->widget_data = STR_PLANE;
break;
default:
break; // Do nothing
}
}
this->FinishInitNested(0);
/* Initialize viewport if it exists. */
NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_N_VIEWPORT);
if (nvp != nullptr) {
nvp->InitializeViewport(this, ni->reftype1 == NR_VEHICLE ? 0x80000000 | ni->ref1 : (uint32)GetReferenceTile(ni->reftype1, ni->ref1),ScaleZoomGUI(ZOOM_LVL_NEWS));
if (this->ni->flags & NF_NO_TRANSPARENT) nvp->disp_flags |= ND_NO_TRANSPARENCY;
if ((this->ni->flags & NF_INCOLOUR) == 0) {
nvp->disp_flags |= ND_SHADE_GREY;
} else if (this->ni->flags & NF_SHADE) {
nvp->disp_flags |= ND_SHADE_DIMMED;
}
}
PositionNewsMessage(this);
}
void DrawNewsBorder(const Rect &r) const
{
Rect ir = r.Shrink(WidgetDimensions::scaled.bevel);
GfxFillRect(ir, PC_WHITE);
ir = ir.Expand(1);
GfxFillRect( r.left, r.top, ir.left, r.bottom, PC_BLACK);
GfxFillRect(ir.right, r.top, r.right, r.bottom, PC_BLACK);
GfxFillRect( r.left, r.top, r.right, ir.top, PC_BLACK);
GfxFillRect( r.left, ir.bottom, r.right, r.bottom, PC_BLACK);
}
Point OnInitialPosition(int16 sm_width, int16 sm_height, int window_number) override
{
Point pt = { 0, _screen.height };
return pt;
}
void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
{
StringID str = STR_NULL;
switch (widget) {
case WID_N_CAPTION: {
/* Caption is not a real caption (so that the window cannot be moved)
* thus it doesn't get the default sizing of a caption. */
Dimension d2 = GetStringBoundingBox(STR_NEWS_MESSAGE_CAPTION);
d2.height += WidgetDimensions::scaled.captiontext.Vertical();
*size = maxdim(*size, d2);
return;
}
case WID_N_MGR_FACE:
*size = maxdim(*size, GetScaledSpriteSize(SPR_GRADIENT));
break;
case WID_N_MGR_NAME:
SetDParamStr(0, static_cast<const CompanyNewsInformation *>(this->ni->data.get())->president_name);
str = STR_JUST_RAW_STRING;
break;
case WID_N_MESSAGE:
CopyInDParam(0, this->ni->params, lengthof(this->ni->params));
str = this->ni->string_id;
break;
case WID_N_COMPANY_MSG:
str = this->GetCompanyMessageString();
break;
case WID_N_VEH_NAME:
case WID_N_VEH_TITLE:
str = this->GetNewVehicleMessageString(widget);
break;
case WID_N_VEH_INFO: {
assert(this->ni->reftype1 == NR_ENGINE);
EngineID engine = this->ni->ref1;
str = GetEngineInfoString(engine);
break;
}
case WID_N_SHOW_GROUP:
if (this->ni->reftype1 == NR_VEHICLE) {
Dimension d2 = GetStringBoundingBox(this->GetWidget<NWidgetCore>(WID_N_SHOW_GROUP)->widget_data);
d2.height += WidgetDimensions::scaled.captiontext.Vertical();
d2.width += WidgetDimensions::scaled.captiontext.Horizontal();
*size = d2;
} else {
/* Hide 'Show group window' button if this news is not about a vehicle. */
size->width = 0;
size->height = 0;
resize->width = 0;
resize->height = 0;
fill->width = 0;
fill->height = 0;
}
return;
default:
return; // Do nothing
}
/* Update minimal size with length of the multi-line string. */
Dimension d = *size;
d.width = (d.width >= padding.width) ? d.width - padding.width : 0;
d.height = (d.height >= padding.height) ? d.height - padding.height : 0;
d = GetStringMultiLineBoundingBox(str, d);
d.width += padding.width;
d.height += padding.height;
*size = maxdim(*size, d);
}
void SetStringParameters(int widget) const override
{
if (widget == WID_N_DATE) SetDParam(0, this->ni->date);
}
void DrawWidget(const Rect &r, int widget) const override
{
switch (widget) {
case WID_N_CAPTION:
DrawCaption(r, COLOUR_LIGHT_BLUE, this->owner, TC_FROMSTRING, STR_NEWS_MESSAGE_CAPTION, SA_CENTER, FS_NORMAL);
break;
case WID_N_PANEL:
this->DrawNewsBorder(r);
break;
case WID_N_MESSAGE:
CopyInDParam(0, this->ni->params, lengthof(this->ni->params));
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, this->ni->string_id, TC_FROMSTRING, SA_CENTER);
break;
case WID_N_MGR_FACE: {
const CompanyNewsInformation *cni = static_cast<const CompanyNewsInformation*>(this->ni->data.get());
DrawCompanyManagerFace(cni->face, cni->colour, r);
GfxFillRect(r.left, r.top, r.right, r.bottom, PALETTE_NEWSPAPER, FILLRECT_RECOLOUR);
break;
}
case WID_N_MGR_NAME: {
const CompanyNewsInformation *cni = static_cast<const CompanyNewsInformation*>(this->ni->data.get());
SetDParamStr(0, cni->president_name);
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, STR_JUST_RAW_STRING, TC_FROMSTRING, SA_CENTER);
break;
}
case WID_N_COMPANY_MSG:
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, this->GetCompanyMessageString(), TC_FROMSTRING, SA_CENTER);
break;
case WID_N_VEH_BKGND:
GfxFillRect(r.left, r.top, r.right, r.bottom, PC_GREY);
break;
case WID_N_VEH_NAME:
case WID_N_VEH_TITLE:
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, this->GetNewVehicleMessageString(widget), TC_FROMSTRING, SA_CENTER);
break;
case WID_N_VEH_SPR: {
assert(this->ni->reftype1 == NR_ENGINE);
EngineID engine = this->ni->ref1;
DrawVehicleEngine(r.left, r.right, CenterBounds(r.left, r.right, 0), CenterBounds(r.top, r.bottom, 0), engine, GetEnginePalette(engine, _local_company), EIT_PREVIEW);
GfxFillRect(r.left, r.top, r.right, r.bottom, PALETTE_NEWSPAPER, FILLRECT_RECOLOUR);
break;
}
case WID_N_VEH_INFO: {
assert(this->ni->reftype1 == NR_ENGINE);
EngineID engine = this->ni->ref1;
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, GetEngineInfoString(engine), TC_FROMSTRING, SA_CENTER);
break;
}
}
}
void OnClick(Point pt, int widget, int click_count) override
{
switch (widget) {
case WID_N_CLOSEBOX:
NewsWindow::duration = 0;
this->Close();
_forced_news = nullptr;
break;
case WID_N_CAPTION:
if (this->ni->reftype1 == NR_VEHICLE) {
const Vehicle *v = Vehicle::Get(this->ni->ref1);
ShowVehicleViewWindow(v);
}
break;
case WID_N_VIEWPORT:
break; // Ignore clicks
case WID_N_SHOW_GROUP:
if (this->ni->reftype1 == NR_VEHICLE) {
const Vehicle *v = Vehicle::Get(this->ni->ref1);
ShowCompanyGroupForVehicle(v);
}
break;
default:
if (this->ni->reftype1 == NR_VEHICLE) {
const Vehicle *v = Vehicle::Get(this->ni->ref1);
ScrollMainWindowTo(v->x_pos, v->y_pos, v->z_pos);
} else {
TileIndex tile1 = GetReferenceTile(this->ni->reftype1, this->ni->ref1);
TileIndex tile2 = GetReferenceTile(this->ni->reftype2, this->ni->ref2);
if (_ctrl_pressed) {
if (tile1 != INVALID_TILE) ShowExtraViewportWindow(tile1);
if (tile2 != INVALID_TILE) ShowExtraViewportWindow(tile2);
} else {
if ((tile1 == INVALID_TILE || !ScrollMainWindowToTile(tile1)) && tile2 != INVALID_TILE) {
ScrollMainWindowToTile(tile2);
}
}
}
break;
}
}
void OnResize() override
{
if (this->viewport != nullptr) {
NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(WID_N_VIEWPORT);
nvp->UpdateViewportCoordinates(this);
if (ni->reftype1 != NR_VEHICLE) {
ScrollWindowToTile(GetReferenceTile(ni->reftype1, ni->ref1), this, true); // Re-center viewport.
}
}
}
/**
* Some data on this window has become invalid.
* @param data Information about the changed data.
* @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
*/
void OnInvalidateData(int data = 0, bool gui_scope = true) override
{
if (!gui_scope) return;
/* The chatbar has notified us that is was either created or closed */
int newtop = this->top + this->chat_height - data;
this->chat_height = data;
this->SetWindowTop(newtop);
}
void OnRealtimeTick(uint delta_ms) override
{
/* Decrement the news timer. We don't need to action an elapsed event here,
* so no need to use TimerElapsed(). */
if (NewsWindow::duration > 0) NewsWindow::duration -= delta_ms;
}
/**
* Scroll the news message slowly up from the bottom.
*
* The interval of 210ms is chosen to maintain 15ms at normal zoom: 210 / FONT_HEIGHT_NORMAL = 15ms.
*/
IntervalTimer<TimerWindow> scroll_interval = {std::chrono::milliseconds(210) / FONT_HEIGHT_NORMAL, [this](uint count) {
int newtop = std::max(this->top - 2 * static_cast<int>(count), _screen.height - this->height - this->status_height - this->chat_height);
this->SetWindowTop(newtop);
}};
private:
/**
* Moves the window to a new #top coordinate. Makes screen dirty where needed.
* @param newtop new top coordinate
*/
void SetWindowTop(int newtop)
{
if (this->top == newtop) return;
int mintop = std::min(newtop, this->top);
int maxtop = std::max(newtop, this->top);
if (this->viewport != nullptr) this->viewport->top += newtop - this->top;
this->top = newtop;
AddDirtyBlock(this->left, mintop, this->left + this->width, maxtop + this->height);
}
StringID GetCompanyMessageString() const
{
/* Company news with a face have a separate headline, so the normal message is shifted by two params */
CopyInDParam(0, this->ni->params + 2, lengthof(this->ni->params) - 2);
return this->ni->params[1];
}
StringID GetNewVehicleMessageString(int widget) const
{
assert(this->ni->reftype1 == NR_ENGINE);
EngineID engine = this->ni->ref1;
switch (widget) {
case WID_N_VEH_TITLE:
SetDParam(0, GetEngineCategoryName(engine));
return STR_NEWS_NEW_VEHICLE_NOW_AVAILABLE;
case WID_N_VEH_NAME:
SetDParam(0, PackEngineNameDParam(engine, EngineNameContext::PreviewNews));
return STR_NEWS_NEW_VEHICLE_TYPE;
default:
NOT_REACHED();
}
}
};
/* static */ int NewsWindow::duration = 0; // Instance creation.
/** Open up an own newspaper window for the news item */
static void ShowNewspaper(const NewsItem *ni)
{
SoundFx sound = _news_type_data[ni->type].sound;
if (sound != 0 && _settings_client.sound.news_full) SndPlayFx(sound);
new NewsWindow(GetNewsWindowLayout(ni->flags), ni);
}
/** Show news item in the ticker */
static void ShowTicker(const NewsItem *ni)
{
if (_settings_client.sound.news_ticker) SndPlayFx(SND_16_NEWS_TICKER);
_statusbar_news_item = ni;
InvalidateWindowData(WC_STATUS_BAR, 0, SBI_SHOW_TICKER);
}
/** Initialize the news-items data structures */
void InitNewsItemStructs()
{
for (NewsItem *ni = _oldest_news; ni != nullptr; ) {
NewsItem *next = ni->next;
delete ni;
ni = next;
}
_total_news = 0;
_oldest_news = nullptr;
_latest_news = nullptr;
_forced_news = nullptr;
_current_news = nullptr;
_statusbar_news_item = nullptr;
NewsWindow::duration = 0;
}
/**
* Are we ready to show another ticker item?
* Only if nothing is in the newsticker is displayed
*/
static bool ReadyForNextTickerItem()
{
const NewsItem *ni = _statusbar_news_item;
if (ni == nullptr) return true;
/* Ticker message
* Check if the status bar message is still being displayed? */
return !IsNewsTickerShown();
}
/**
* Are we ready to show another news item?
* Only if no newspaper is displayed
*/
static bool ReadyForNextNewsItem()
{
const NewsItem *ni = _forced_news == nullptr ? _current_news : _forced_news;
if (ni == nullptr) return true;
/* neither newsticker nor newspaper are running */
return (NewsWindow::duration <= 0 || FindWindowById(WC_NEWS_WINDOW, 0) == nullptr);
}
/** Move to the next ticker item */
static void MoveToNextTickerItem()
{
/* There is no status bar, so no reason to show news;
* especially important with the end game screen when
* there is no status bar but possible news. */
if (FindWindowById(WC_STATUS_BAR, 0) == nullptr) return;
/* if we're not at the last item, then move on */
while (_statusbar_news_item != _latest_news) {
_statusbar_news_item = (_statusbar_news_item == nullptr) ? _oldest_news : _statusbar_news_item->next;
const NewsItem *ni = _statusbar_news_item;
const NewsType type = ni->type;
/* check the date, don't show too old items */
if (TimerGameCalendar::date - _news_type_data[type].age > ni->date) continue;
switch (_news_type_data[type].GetDisplay()) {
default: NOT_REACHED();
case ND_OFF: // Off - show nothing only a small reminder in the status bar
InvalidateWindowData(WC_STATUS_BAR, 0, SBI_SHOW_REMINDER);
break;
case ND_SUMMARY: // Summary - show ticker
ShowTicker(ni);
break;
case ND_FULL: // Full - show newspaper, skipped here
continue;
}
return;
}
}
/** Move to the next news item */
static void MoveToNextNewsItem()
{
/* There is no status bar, so no reason to show news;
* especially important with the end game screen when
* there is no status bar but possible news. */
if (FindWindowById(WC_STATUS_BAR, 0) == nullptr) return;
CloseWindowById(WC_NEWS_WINDOW, 0); // close the newspapers window if shown
_forced_news = nullptr;
/* if we're not at the last item, then move on */
while (_current_news != _latest_news) {
_current_news = (_current_news == nullptr) ? _oldest_news : _current_news->next;
const NewsItem *ni = _current_news;
const NewsType type = ni->type;
/* check the date, don't show too old items */
if (TimerGameCalendar::date - _news_type_data[type].age > ni->date) continue;
switch (_news_type_data[type].GetDisplay()) {
default: NOT_REACHED();
case ND_OFF: // Off - show nothing only a small reminder in the status bar, skipped here
continue;
case ND_SUMMARY: // Summary - show ticker, skipped here
continue;
case ND_FULL: // Full - show newspaper
ShowNewspaper(ni);
break;
}
return;
}
}
/** Delete a news item from the queue */
static void DeleteNewsItem(NewsItem *ni)
{
/* Delete the news from the news queue. */
if (ni->prev != nullptr) {
ni->prev->next = ni->next;
} else {
assert(_oldest_news == ni);
_oldest_news = ni->next;
}
if (ni->next != nullptr) {
ni->next->prev = ni->prev;
} else {
assert(_latest_news == ni);
_latest_news = ni->prev;
}
_total_news--;
if (_forced_news == ni || _current_news == ni) {
/* When we're the current news, go to the previous item first;
* we just possibly made that the last news item. */
if (_current_news == ni) _current_news = ni->prev;
/* About to remove the currently forced item (shown as newspapers) ||
* about to remove the currently displayed item (newspapers) */
MoveToNextNewsItem();
}
if (_statusbar_news_item == ni) {
/* When we're the current news, go to the previous item first;
* we just possibly made that the last news item. */
_statusbar_news_item = ni->prev;
/* About to remove the currently displayed item (ticker, or just a reminder) */
InvalidateWindowData(WC_STATUS_BAR, 0, SBI_NEWS_DELETED); // invalidate the statusbar
MoveToNextTickerItem();
}
delete ni;
SetWindowDirty(WC_MESSAGE_HISTORY, 0);
}
/**
* Create a new newsitem to be shown.
* @param string_id String to display.
* @param type The type of news.
* @param flags Flags related to how to display the news.
* @param reftype1 Type of ref1.
* @param ref1 Reference 1 to some object: Used for a possible viewport, scrolling after clicking on the news, and for deleting the news when the object is deleted.
* @param reftype2 Type of ref2.
* @param ref2 Reference 2 to some object: Used for scrolling after clicking on the news, and for deleting the news when the object is deleted.
* @param data Pointer to data that must be released once the news message is cleared.
*
* @see NewsSubtype
*/
NewsItem::NewsItem(StringID string_id, NewsType type, NewsFlag flags, NewsReferenceType reftype1, uint32 ref1, NewsReferenceType reftype2, uint32 ref2, const NewsAllocatedData *data) :
string_id(string_id), date(TimerGameCalendar::date), type(type), flags(flags), reftype1(reftype1), reftype2(reftype2), ref1(ref1), ref2(ref2), data(data)
{
/* show this news message in colour? */
if (TimerGameCalendar::year >= _settings_client.gui.coloured_news_year) this->flags |= NF_INCOLOUR;
CopyOutDParam(this->params, 0, lengthof(this->params));
}
/**
* Add a new newsitem to be shown.
* @param string String to display
* @param type news category
* @param flags display flags for the news
* @param reftype1 Type of ref1
* @param ref1 Reference 1 to some object: Used for a possible viewport, scrolling after clicking on the news, and for deleting the news when the object is deleted.
* @param reftype2 Type of ref2
* @param ref2 Reference 2 to some object: Used for scrolling after clicking on the news, and for deleting the news when the object is deleted.
* @param data Pointer to data that must be released once the news message is cleared.
*
* @see NewsSubtype
*/
void AddNewsItem(StringID string, NewsType type, NewsFlag flags, NewsReferenceType reftype1, uint32 ref1, NewsReferenceType reftype2, uint32 ref2, const NewsAllocatedData *data)
{
if (_game_mode == GM_MENU) return;
/* Create new news item node */
NewsItem *ni = new NewsItem(string, type, flags, reftype1, ref1, reftype2, ref2, data);
if (_total_news++ == 0) {
assert(_oldest_news == nullptr);
_oldest_news = ni;
ni->prev = nullptr;
} else {
assert(_latest_news->next == nullptr);
_latest_news->next = ni;
ni->prev = _latest_news;
}
ni->next = nullptr;
_latest_news = ni;
/* Keep the number of stored news items to a managable number */
if (_total_news > MAX_NEWS_AMOUNT) {
DeleteNewsItem(_oldest_news);
}
SetWindowDirty(WC_MESSAGE_HISTORY, 0);
}
/**
* Create a new custom news item.
* @param flags type of operation
* @aram type NewsType of the message.
* @param reftype1 NewsReferenceType of first reference.
* @param company Company this news message is for.
* @param reference First reference of the news message.
* @param text The text of the news message.
* @return the cost of this operation or an error
*/
CommandCost CmdCustomNewsItem(DoCommandFlag flags, NewsType type, NewsReferenceType reftype1, CompanyID company, uint32 reference, const std::string &text)
{
if (_current_company != OWNER_DEITY) return CMD_ERROR;
if (company != INVALID_OWNER && !Company::IsValidID(company)) return CMD_ERROR;
if (type >= NT_END) return CMD_ERROR;
if (text.empty()) return CMD_ERROR;
switch (reftype1) {
case NR_NONE: break;
case NR_TILE:
if (!IsValidTile(reference)) return CMD_ERROR;
break;
case NR_VEHICLE:
if (!Vehicle::IsValidID(reference)) return CMD_ERROR;
break;
case NR_STATION:
if (!Station::IsValidID(reference)) return CMD_ERROR;
break;
case NR_INDUSTRY:
if (!Industry::IsValidID(reference)) return CMD_ERROR;
break;
case NR_TOWN:
if (!Town::IsValidID(reference)) return CMD_ERROR;
break;
case NR_ENGINE:
if (!Engine::IsValidID(reference)) return CMD_ERROR;
break;
default: return CMD_ERROR;
}
if (company != INVALID_OWNER && company != _local_company) return CommandCost();
if (flags & DC_EXEC) {
NewsStringData *news = new NewsStringData(text);
SetDParamStr(0, news->string);
AddNewsItem(STR_NEWS_CUSTOM_ITEM, type, NF_NORMAL, reftype1, reference, NR_NONE, UINT32_MAX, news);
}
return CommandCost();
}
/**
* Delete a news item type about a vehicle.
* When the news item type is INVALID_STRING_ID all news about the vehicle gets deleted.
* @param vid The vehicle to remove the news for.
* @param news The news type to remove.
*/
void DeleteVehicleNews(VehicleID vid, StringID news)
{
NewsItem *ni = _oldest_news;
while (ni != nullptr) {
NewsItem *next = ni->next;
if (((ni->reftype1 == NR_VEHICLE && ni->ref1 == vid) || (ni->reftype2 == NR_VEHICLE && ni->ref2 == vid)) &&
(news == INVALID_STRING_ID || ni->string_id == news)) {
DeleteNewsItem(ni);
}
ni = next;
}
}
/**
* Remove news regarding given station so there are no 'unknown station now accepts Mail'
* or 'First train arrived at unknown station' news items.
* @param sid station to remove news about
*/
void DeleteStationNews(StationID sid)
{
NewsItem *ni = _oldest_news;
while (ni != nullptr) {
NewsItem *next = ni->next;
if ((ni->reftype1 == NR_STATION && ni->ref1 == sid) || (ni->reftype2 == NR_STATION && ni->ref2 == sid)) {
DeleteNewsItem(ni);
}
ni = next;
}
}
/**
* Remove news regarding given industry
* @param iid industry to remove news about
*/
void DeleteIndustryNews(IndustryID iid)
{
NewsItem *ni = _oldest_news;
while (ni != nullptr) {
NewsItem *next = ni->next;
if ((ni->reftype1 == NR_INDUSTRY && ni->ref1 == iid) || (ni->reftype2 == NR_INDUSTRY && ni->ref2 == iid)) {
DeleteNewsItem(ni);
}
ni = next;
}
}
/**
* Remove engine announcements for invalid engines.
*/
void DeleteInvalidEngineNews()
{
NewsItem *ni = _oldest_news;
while (ni != nullptr) {
NewsItem *next = ni->next;
if ((ni->reftype1 == NR_ENGINE && (!Engine::IsValidID(ni->ref1) || !Engine::Get(ni->ref1)->IsEnabled())) ||
(ni->reftype2 == NR_ENGINE && (!Engine::IsValidID(ni->ref2) || !Engine::Get(ni->ref2)->IsEnabled()))) {
DeleteNewsItem(ni);
}
ni = next;
}
}
static void RemoveOldNewsItems()
{
NewsItem *next;
for (NewsItem *cur = _oldest_news; _total_news > MIN_NEWS_AMOUNT && cur != nullptr; cur = next) {
next = cur->next;
if (TimerGameCalendar::date - _news_type_data[cur->type].age * _settings_client.gui.news_message_timeout > cur->date) DeleteNewsItem(cur);
}
}
/**
* Report a change in vehicle IDs (due to autoreplace) to affected vehicle news.
* @note Viewports of currently displayed news is changed via #ChangeVehicleViewports
* @param from_index the old vehicle ID
* @param to_index the new vehicle ID
*/
void ChangeVehicleNews(VehicleID from_index, VehicleID to_index)
{
for (NewsItem *ni = _oldest_news; ni != nullptr; ni = ni->next) {
if (ni->reftype1 == NR_VEHICLE && ni->ref1 == from_index) ni->ref1 = to_index;
if (ni->reftype2 == NR_VEHICLE && ni->ref2 == from_index) ni->ref2 = to_index;
if (ni->flags & NF_VEHICLE_PARAM0 && ni->params[0] == from_index) ni->params[0] = to_index;
}
}
void NewsLoop()
{
/* no news item yet */
if (_total_news == 0) return;
static byte _last_clean_month = 0;
if (_last_clean_month != TimerGameCalendar::month) {
RemoveOldNewsItems();
_last_clean_month = TimerGameCalendar::month;
}
if (ReadyForNextTickerItem()) MoveToNextTickerItem();
if (ReadyForNextNewsItem()) MoveToNextNewsItem();
}
/** Do a forced show of a specific message */
static void ShowNewsMessage(const NewsItem *ni)
{
assert(_total_news != 0);
/* Delete the news window */
CloseWindowById(WC_NEWS_WINDOW, 0);
/* setup forced news item */
_forced_news = ni;
if (_forced_news != nullptr) {
CloseWindowById(WC_NEWS_WINDOW, 0);
ShowNewspaper(ni);
}
}
/**
* Close active news message window
* @return true if a window was closed.
*/
bool HideActiveNewsMessage() {
NewsWindow *w = (NewsWindow*)FindWindowById(WC_NEWS_WINDOW, 0);
if (w == nullptr) return false;
w->Close();
return true;
}
/** Show previous news item */
void ShowLastNewsMessage()
{
const NewsItem *ni = nullptr;
if (_total_news == 0) {
return;
} else if (_forced_news == nullptr) {
/* Not forced any news yet, show the current one, unless a news window is
* open (which can only be the current one), then show the previous item */
if (_current_news == nullptr) {
/* No news were shown yet resp. the last shown one was already deleted.
* Threat this as if _forced_news reached _oldest_news; so, wrap around and start anew with the latest. */
ni = _latest_news;
} else {
const Window *w = FindWindowById(WC_NEWS_WINDOW, 0);
ni = (w == nullptr || (_current_news == _oldest_news)) ? _current_news : _current_news->prev;
}
} else if (_forced_news == _oldest_news) {
/* We have reached the oldest news, start anew with the latest */
ni = _latest_news;
} else {
/* 'Scrolling' through news history show each one in turn */
ni = _forced_news->prev;
}
bool wrap = false;
for (;;) {
if (_news_type_data[ni->type].GetDisplay() != ND_OFF) {
ShowNewsMessage(ni);
break;
}
ni = ni->prev;
if (ni == nullptr) {
if (wrap) break;
/* We have reached the oldest news, start anew with the latest */
ni = _latest_news;
wrap = true;
}
}
}
/**
* Draw an unformatted news message truncated to a maximum length. If
* length exceeds maximum length it will be postfixed by '...'
* @param left the left most location for the string
* @param right the right most location for the string
* @param y position of the string
* @param colour the colour the string will be shown in
* @param *ni NewsItem being printed
*/
static void DrawNewsString(uint left, uint right, int y, TextColour colour, const NewsItem *ni)
{
char buffer[512], buffer2[512];
StringID str;
CopyInDParam(0, ni->params, lengthof(ni->params));
str = ni->string_id;
GetString(buffer, str, lastof(buffer));
/* Copy the just gotten string to another buffer to remove any formatting
* from it such as big fonts, etc. */
const char *ptr = buffer;
char *dest = buffer2;
WChar c_last = '\0';
for (;;) {
WChar c = Utf8Consume(&ptr);
if (c == 0) break;
/* Make a space from a newline, but ignore multiple newlines */
if (c == '\n' && c_last != '\n') {
dest[0] = ' ';
dest++;
} else if (c == '\r') {
dest[0] = dest[1] = dest[2] = dest[3] = ' ';
dest += 4;
} else if (IsPrintable(c)) {
dest += Utf8Encode(dest, c);
}
c_last = c;
}
*dest = '\0';
/* Truncate and show string; postfixed by '...' if necessary */
DrawString(left, right, y, buffer2, colour);
}
struct MessageHistoryWindow : Window {
int line_height; /// < Height of a single line in the news history window including spacing.
int date_width; /// < Width needed for the date part.
Scrollbar *vscroll;
MessageHistoryWindow(WindowDesc *desc) : Window(desc)
{
this->CreateNestedTree();
this->vscroll = this->GetScrollbar(WID_MH_SCROLLBAR);
this->FinishInitNested(); // Initializes 'this->line_height' and 'this->date_width'.
this->OnInvalidateData(0);
}
void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
{
if (widget == WID_MH_BACKGROUND) {
this->line_height = FONT_HEIGHT_NORMAL + WidgetDimensions::scaled.vsep_normal;
resize->height = this->line_height;
/* Months are off-by-one, so it's actually 8. Not using
* month 12 because the 1 is usually less wide. */
SetDParam(0, TimerGameCalendar::ConvertYMDToDate(ORIGINAL_MAX_YEAR, 7, 30));
this->date_width = GetStringBoundingBox(STR_JUST_DATE_TINY).width + WidgetDimensions::scaled.hsep_wide;
size->height = 4 * resize->height + WidgetDimensions::scaled.framerect.Vertical(); // At least 4 lines are visible.
size->width = std::max(200u, size->width); // At least 200 pixels wide.
}
}
void OnPaint() override
{
this->OnInvalidateData(0);
this->DrawWidgets();
}
void DrawWidget(const Rect &r, int widget) const override
{
if (widget != WID_MH_BACKGROUND || _total_news == 0) return;
/* Find the first news item to display. */
NewsItem *ni = _latest_news;
for (int n = this->vscroll->GetPosition(); n > 0; n--) {
ni = ni->prev;
if (ni == nullptr) return;
}
/* Fill the widget with news items. */
bool rtl = _current_text_dir == TD_RTL;
Rect news = r.Shrink(WidgetDimensions::scaled.framerect).Indent(this->date_width + WidgetDimensions::scaled.hsep_wide, rtl);
Rect date = r.Shrink(WidgetDimensions::scaled.framerect).WithWidth(this->date_width, rtl);
int y = news.top;
for (int n = this->vscroll->GetCapacity(); n > 0; n--) {
SetDParam(0, ni->date);
DrawString(date.left, date.right, y, STR_JUST_DATE_TINY, TC_WHITE);
DrawNewsString(news.left, news.right, y, TC_WHITE, ni);
y += this->line_height;
ni = ni->prev;
if (ni == nullptr) return;
}
}
/**
* Some data on this window has become invalid.
* @param data Information about the changed data.
* @param gui_scope Whether the call is done from GUI scope. You may not do everything when not in GUI scope. See #InvalidateWindowData() for details.
*/
void OnInvalidateData(int data = 0, bool gui_scope = true) override
{
if (!gui_scope) return;
this->vscroll->SetCount(_total_news);
}
void OnClick(Point pt, int widget, int click_count) override
{
if (widget == WID_MH_BACKGROUND) {
NewsItem *ni = _latest_news;
if (ni == nullptr) return;
for (int n = this->vscroll->GetScrolledRowFromWidget(pt.y, this, WID_MH_BACKGROUND, WidgetDimensions::scaled.framerect.top); n > 0; n--) {
ni = ni->prev;
if (ni == nullptr) return;
}
ShowNewsMessage(ni);
}
}
void OnResize() override
{
this->vscroll->SetCapacityFromWidget(this, WID_MH_BACKGROUND);
}
};
static const NWidgetPart _nested_message_history[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
NWidget(WWT_CAPTION, COLOUR_BROWN), SetDataTip(STR_MESSAGE_HISTORY, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
NWidget(WWT_SHADEBOX, COLOUR_BROWN),
NWidget(WWT_DEFSIZEBOX, COLOUR_BROWN),
NWidget(WWT_STICKYBOX, COLOUR_BROWN),
EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(WWT_PANEL, COLOUR_BROWN, WID_MH_BACKGROUND), SetMinimalSize(200, 125), SetDataTip(0x0, STR_MESSAGE_HISTORY_TOOLTIP), SetResize(1, 12), SetScrollbar(WID_MH_SCROLLBAR),
EndContainer(),
NWidget(NWID_VERTICAL),
NWidget(NWID_VSCROLLBAR, COLOUR_BROWN, WID_MH_SCROLLBAR),
NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
EndContainer(),
EndContainer(),
};
static WindowDesc _message_history_desc(
WDP_AUTO, "list_news", 400, 140,
WC_MESSAGE_HISTORY, WC_NONE,
0,
_nested_message_history, lengthof(_nested_message_history)
);
/** Display window with news messages history */
void ShowMessageHistory()
{
CloseWindowById(WC_MESSAGE_HISTORY, 0);
new MessageHistoryWindow(&_message_history_desc);
}
|