OpenTTD Source: src/linkgraph/linkgraph_gui.cpp Source File

OpenTTD Source 15.0-RC2

linkgraph_gui.cpp
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1/*
2 * This file is part of OpenTTD.
3 * 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.
4 * 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.
5 * 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 <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
6 */
7
10#include "../stdafx.h"
11#include "../window_gui.h"
12#include "../window_func.h"
13#include "../company_base.h"
14#include "../company_gui.h"
15#include "../timer/timer_game_tick.h"
16#include "../timer/timer_game_calendar.h"
17#include "../viewport_func.h"
18#include "../zoom_func.h"
19#include "../smallmap_gui.h"
20#include "../core/geometry_func.hpp"
21#include "../widgets/link_graph_legend_widget.h"
22#include "../strings_func.h"
23#include "linkgraph_gui.h"
24
25#include "table/strings.h"
26
27#include "../safeguards.h"
28
33const PixelColour LinkGraphOverlay::LINK_COLOURS[][12] = {
34{
35 PixelColour{0x0f}, PixelColour{0xd1}, PixelColour{0xd0}, PixelColour{0x57},
36 PixelColour{0x55}, PixelColour{0x53}, PixelColour{0xbf}, PixelColour{0xbd},
37 PixelColour{0xba}, PixelColour{0xb9}, PixelColour{0xb7}, PixelColour{0xb5}
38},
39{
40 PixelColour{0x0f}, PixelColour{0xd1}, PixelColour{0xd0}, PixelColour{0x57},
41 PixelColour{0x55}, PixelColour{0x53}, PixelColour{0x96}, PixelColour{0x95},
42 PixelColour{0x94}, PixelColour{0x93}, PixelColour{0x92}, PixelColour{0x91}
43},
44{
45 PixelColour{0x0f}, PixelColour{0x0b}, PixelColour{0x09}, PixelColour{0x07},
46 PixelColour{0x05}, PixelColour{0x03}, PixelColour{0xbf}, PixelColour{0xbd},
47 PixelColour{0xba}, PixelColour{0xb9}, PixelColour{0xb7}, PixelColour{0xb5}
48},
49{
50 PixelColour{0x0f}, PixelColour{0x0b}, PixelColour{0x0a}, PixelColour{0x09},
51 PixelColour{0x08}, PixelColour{0x07}, PixelColour{0x06}, PixelColour{0x05},
52 PixelColour{0x04}, PixelColour{0x03}, PixelColour{0x02}, PixelColour{0x01}
53}
54};
55
60 void LinkGraphOverlay::GetWidgetDpi(DrawPixelInfo *dpi) const
61{
62 const NWidgetBase *wi = this->window->GetWidget<NWidgetBase>(this->widget_id);
63 dpi->left = dpi->top = 0;
64 dpi->width = wi->current_x;
65 dpi->height = wi->current_y;
66}
67
71 void LinkGraphOverlay::RebuildCache()
72{
73 this->cached_links.clear();
74 this->cached_stations.clear();
75 if (this->company_mask.None()) return;
76
77 DrawPixelInfo dpi;
78 this->GetWidgetDpi(&dpi);
79
80 for (const Station *sta : Station::Iterate()) {
81 if (sta->rect.IsEmpty()) continue;
82
83 Point pta = this->GetStationMiddle(sta);
84
85 StationID from = sta->index;
86 StationLinkMap &seen_links = this->cached_links[from];
87
88 uint supply = 0;
89 for (CargoType cargo : SetCargoBitIterator(this->cargo_mask)) {
90 if (!CargoSpec::Get(cargo)->IsValid()) continue;
91 if (!LinkGraph::IsValidID(sta->goods[cargo].link_graph)) continue;
92 const LinkGraph &lg = *LinkGraph::Get(sta->goods[cargo].link_graph);
93
94 ConstNode &from_node = lg[sta->goods[cargo].node];
95 supply += lg.Monthly(from_node.supply);
96 for (const Edge &edge : from_node.edges) {
97 StationID to = lg[edge.dest_node].station;
98 assert(from != to);
99 if (!Station::IsValidID(to) || seen_links.find(to) != seen_links.end()) {
100 continue;
101 }
102 const Station *stb = Station::Get(to);
103 assert(sta != stb);
104
105 /* Show links between stations of selected companies or "neutral" ones like oilrigs. */
106 if (stb->owner != OWNER_NONE && sta->owner != OWNER_NONE && !this->company_mask.Test(stb->owner)) continue;
107 if (stb->rect.IsEmpty()) continue;
108
109 if (!this->IsLinkVisible(pta, this->GetStationMiddle(stb), &dpi)) continue;
110
111 this->AddLinks(sta, stb);
112 seen_links[to]; // make sure it is created and marked as seen
113 }
114 }
115 if (this->IsPointVisible(pta, &dpi)) {
116 this->cached_stations.emplace_back(from, supply);
117 }
118 }
119}
120
128 inline bool LinkGraphOverlay::IsPointVisible(Point pt, const DrawPixelInfo *dpi, int padding) const
129{
130 return pt.x > dpi->left - padding && pt.y > dpi->top - padding &&
131 pt.x < dpi->left + dpi->width + padding &&
132 pt.y < dpi->top + dpi->height + padding;
133}
134
143 inline bool LinkGraphOverlay::IsLinkVisible(Point pta, Point ptb, const DrawPixelInfo *dpi, int padding) const
144{
145 const int left = dpi->left - padding;
146 const int right = dpi->left + dpi->width + padding;
147 const int top = dpi->top - padding;
148 const int bottom = dpi->top + dpi->height + padding;
149
150 /*
151 * This method is an implementation of the Cohen-Sutherland line-clipping algorithm.
152 * See: https://en.wikipedia.org/wiki/Cohen%E2%80%93Sutherland_algorithm
153 */
154
155 const uint8_t INSIDE = 0; // 0000
156 const uint8_t LEFT = 1; // 0001
157 const uint8_t RIGHT = 2; // 0010
158 const uint8_t BOTTOM = 4; // 0100
159 const uint8_t TOP = 8; // 1000
160
161 int x0 = pta.x;
162 int y0 = pta.y;
163 int x1 = ptb.x;
164 int y1 = ptb.y;
165
166 auto out_code = [&](int x, int y) -> uint8_t {
167 uint8_t out = INSIDE;
168 if (x < left) {
169 out |= LEFT;
170 } else if (x > right) {
171 out |= RIGHT;
172 }
173 if (y < top) {
174 out |= TOP;
175 } else if (y > bottom) {
176 out |= BOTTOM;
177 }
178 return out;
179 };
180
181 uint8_t c0 = out_code(x0, y0);
182 uint8_t c1 = out_code(x1, y1);
183
184 while (true) {
185 if (c0 == 0 || c1 == 0) return true;
186 if ((c0 & c1) != 0) return false;
187
188 if (c0 & TOP) { // point 0 is above the clip window
189 x0 = x0 + (int)(((int64_t) (x1 - x0)) * ((int64_t) (top - y0)) / ((int64_t) (y1 - y0)));
190 y0 = top;
191 } else if (c0 & BOTTOM) { // point 0 is below the clip window
192 x0 = x0 + (int)(((int64_t) (x1 - x0)) * ((int64_t) (bottom - y0)) / ((int64_t) (y1 - y0)));
193 y0 = bottom;
194 } else if (c0 & RIGHT) { // point 0 is to the right of clip window
195 y0 = y0 + (int)(((int64_t) (y1 - y0)) * ((int64_t) (right - x0)) / ((int64_t) (x1 - x0)));
196 x0 = right;
197 } else if (c0 & LEFT) { // point 0 is to the left of clip window
198 y0 = y0 + (int)(((int64_t) (y1 - y0)) * ((int64_t) (left - x0)) / ((int64_t) (x1 - x0)));
199 x0 = left;
200 }
201
202 c0 = out_code(x0, y0);
203 }
204
205 NOT_REACHED();
206}
207
213 void LinkGraphOverlay::AddLinks(const Station *from, const Station *to)
214{
215 for (CargoType cargo : SetCargoBitIterator(this->cargo_mask)) {
216 if (!CargoSpec::Get(cargo)->IsValid()) continue;
217 const GoodsEntry &ge = from->goods[cargo];
218 if (!LinkGraph::IsValidID(ge.link_graph) ||
219 ge.link_graph != to->goods[cargo].link_graph) {
220 continue;
221 }
222 const LinkGraph &lg = *LinkGraph::Get(ge.link_graph);
223 if (lg[ge.node].HasEdgeTo(to->goods[cargo].node)) {
224 ConstEdge &edge = lg[ge.node][to->goods[cargo].node];
225 this->AddStats(cargo, lg.Monthly(edge.capacity), lg.Monthly(edge.usage),
226 ge.HasData() ? ge.GetData().flows.GetFlowVia(to->index) : 0,
227 edge.TravelTime() / Ticks::DAY_TICKS,
228 from->owner == OWNER_NONE || to->owner == OWNER_NONE,
229 this->cached_links[from->index][to->index]);
230 }
231 }
232}
233
244/* static */ void LinkGraphOverlay::AddStats(CargoType new_cargo, uint new_cap, uint new_usg, uint new_plan, uint32_t time, bool new_shared, LinkProperties &cargo)
245{
246 /* multiply the numbers by 32 in order to avoid comparing to 0 too often. */
247 if (cargo.capacity == 0 ||
248 cargo.Usage() * 32 / (cargo.capacity + 1) < std::max(new_usg, new_plan) * 32 / (new_cap + 1)) {
249 cargo.cargo = new_cargo;
250 cargo.capacity = new_cap;
251 cargo.usage = new_usg;
252 cargo.planned = new_plan;
253 cargo.time = time;
254 }
255 if (new_shared) cargo.shared = true;
256}
257
262 void LinkGraphOverlay::Draw(const DrawPixelInfo *dpi)
263{
264 if (this->dirty) {
265 this->RebuildCache();
266 this->dirty = false;
267 }
268 this->DrawLinks(dpi);
269 this->DrawStationDots(dpi);
270}
271
276 void LinkGraphOverlay::DrawLinks(const DrawPixelInfo *dpi) const
277{
278 int width = ScaleGUITrad(this->scale);
279 for (const auto &i : this->cached_links) {
280 if (!Station::IsValidID(i.first)) continue;
281 Point pta = this->GetStationMiddle(Station::Get(i.first));
282 for (const auto &j : i.second) {
283 if (!Station::IsValidID(j.first)) continue;
284 Point ptb = this->GetStationMiddle(Station::Get(j.first));
285 if (!this->IsLinkVisible(pta, ptb, dpi, width + 2)) continue;
286 this->DrawContent(pta, ptb, j.second);
287 }
288 }
289}
290
297 void LinkGraphOverlay::DrawContent(Point pta, Point ptb, const LinkProperties &cargo) const
298{
299 uint usage_or_plan = std::min(cargo.capacity * 2 + 1, cargo.Usage());
300 PixelColour colour = LinkGraphOverlay::LINK_COLOURS[_settings_client.gui.linkgraph_colours][usage_or_plan * lengthof(LinkGraphOverlay::LINK_COLOURS[0]) / (cargo.capacity * 2 + 2)];
301 int width = ScaleGUITrad(this->scale);
302 int dash = cargo.shared ? width * 4 : 0;
303
304 /* Move line a bit 90° against its dominant direction to prevent it from
305 * being hidden below the grey line. */
306 int side = _settings_game.vehicle.road_side ? 1 : -1;
307 if (abs(pta.x - ptb.x) < abs(pta.y - ptb.y)) {
308 int offset_x = (pta.y > ptb.y ? 1 : -1) * side * width;
309 GfxDrawLine(pta.x + offset_x, pta.y, ptb.x + offset_x, ptb.y, colour, width, dash);
310 } else {
311 int offset_y = (pta.x < ptb.x ? 1 : -1) * side * width;
312 GfxDrawLine(pta.x, pta.y + offset_y, ptb.x, ptb.y + offset_y, colour, width, dash);
313 }
314
315 GfxDrawLine(pta.x, pta.y, ptb.x, ptb.y, GetColourGradient(COLOUR_GREY, SHADE_DARKEST), width);
316}
317
322 void LinkGraphOverlay::DrawStationDots(const DrawPixelInfo *dpi) const
323{
324 int width = ScaleGUITrad(this->scale);
325 for (const auto &i : this->cached_stations) {
326 const Station *st = Station::GetIfValid(i.first);
327 if (st == nullptr) continue;
328 Point pt = this->GetStationMiddle(st);
329 if (!this->IsPointVisible(pt, dpi, 3 * width)) continue;
330
331 uint r = width * 2 + width * 2 * std::min(200U, i.second) / 200;
332
333 LinkGraphOverlay::DrawVertex(pt.x, pt.y, r,
334 GetColourGradient(st->owner != OWNER_NONE ?
335 Company::Get(st->owner)->colour : COLOUR_GREY, SHADE_LIGHT),
336 GetColourGradient(COLOUR_GREY, SHADE_DARKEST));
337 }
338}
339
348/* static */ void LinkGraphOverlay::DrawVertex(int x, int y, int size, PixelColour colour, PixelColour border_colour)
349{
350 size--;
351 int w1 = size / 2;
352 int w2 = size / 2 + size % 2;
353 int borderwidth = ScaleGUITrad(1);
354
355 GfxFillRect(x - w1 - borderwidth, y - w1 - borderwidth, x + w2 + borderwidth, y + w2 + borderwidth, border_colour);
356 GfxFillRect(x - w1, y - w1, x + w2, y + w2, colour);
357}
358
359bool LinkGraphOverlay::ShowTooltip(Point pt, TooltipCloseCondition close_cond)
360{
361 for (auto i(this->cached_links.crbegin()); i != this->cached_links.crend(); ++i) {
362 if (!Station::IsValidID(i->first)) continue;
363 Point pta = this->GetStationMiddle(Station::Get(i->first));
364 for (auto j(i->second.crbegin()); j != i->second.crend(); ++j) {
365 if (!Station::IsValidID(j->first)) continue;
366 if (i->first == j->first) continue;
367
368 /* Check the distance from the cursor to the line defined by the two stations. */
369 Point ptb = this->GetStationMiddle(Station::Get(j->first));
370 float dist = std::abs((int64_t)(ptb.x - pta.x) * (int64_t)(pta.y - pt.y) - (int64_t)(pta.x - pt.x) * (int64_t)(ptb.y - pta.y)) /
371 std::sqrt((int64_t)(ptb.x - pta.x) * (int64_t)(ptb.x - pta.x) + (int64_t)(ptb.y - pta.y) * (int64_t)(ptb.y - pta.y));
372 const auto &link = j->second;
373 if (dist <= 4 && link.Usage() > 0 &&
374 pt.x + 2 >= std::min(pta.x, ptb.x) &&
375 pt.x - 2 <= std::max(pta.x, ptb.x) &&
376 pt.y + 2 >= std::min(pta.y, ptb.y) &&
377 pt.y - 2 <= std::max(pta.y, ptb.y)) {
378 static std::string tooltip_extension;
379 tooltip_extension.clear();
380 /* Fill buf with more information if this is a bidirectional link. */
381 uint32_t back_time = 0;
382 auto k = this->cached_links[j->first].find(i->first);
383 if (k != this->cached_links[j->first].end()) {
384 const auto &back = k->second;
385 back_time = back.time;
386 if (back.Usage() > 0) {
387 tooltip_extension = GetString(STR_LINKGRAPH_STATS_TOOLTIP_RETURN_EXTENSION,
388 back.cargo, back.Usage(), back.Usage() * 100 / (back.capacity + 1));
389 }
390 }
391 /* Add information about the travel time if known. */
392 const auto time = link.time ? back_time ? ((link.time + back_time) / 2) : link.time : back_time;
393 if (time > 0) {
394 auto params = MakeParameters(time);
395 AppendStringWithArgsInPlace(tooltip_extension, STR_LINKGRAPH_STATS_TOOLTIP_TIME_EXTENSION, params);
396 }
397 GuiShowTooltips(this->window,
398 GetEncodedString(TimerGameEconomy::UsingWallclockUnits() ? STR_LINKGRAPH_STATS_TOOLTIP_MINUTE : STR_LINKGRAPH_STATS_TOOLTIP_MONTH,
399 link.cargo, link.Usage(), i->first, j->first, link.Usage() * 100 / (link.capacity + 1), tooltip_extension),
400 close_cond);
401 return true;
402 }
403 }
404 }
405 GuiShowTooltips(this->window, {}, close_cond);
406 return false;
407}
408
414 Point LinkGraphOverlay::GetStationMiddle(const Station *st) const
415{
416 if (this->window->viewport != nullptr) {
417 return GetViewportStationMiddle(*this->window->viewport, st);
418 } else {
419 /* assume this is a smallmap */
420 return GetSmallMapStationMiddle(this->window, st);
421 }
422}
423
428 void LinkGraphOverlay::SetCargoMask(CargoTypes cargo_mask)
429{
430 this->cargo_mask = cargo_mask;
431 this->RebuildCache();
432 this->window->GetWidget<NWidgetBase>(this->widget_id)->SetDirty(this->window);
433}
434
439 void LinkGraphOverlay::SetCompanyMask(CompanyMask company_mask)
440{
441 this->company_mask = company_mask;
442 this->RebuildCache();
443 this->window->GetWidget<NWidgetBase>(this->widget_id)->SetDirty(this->window);
444}
445
447std::unique_ptr<NWidgetBase> MakeCompanyButtonRowsLinkGraphGUI()
448{
449 return MakeCompanyButtonRows(WID_LGL_COMPANY_FIRST, WID_LGL_COMPANY_LAST, COLOUR_GREY, 3, STR_NULL);
450}
451
452std::unique_ptr<NWidgetBase> MakeSaturationLegendLinkGraphGUI()
453{
454 auto panel = std::make_unique<NWidgetVertical>(NWidContainerFlag::EqualSize);
455 for (uint i = 0; i < lengthof(LinkGraphOverlay::LINK_COLOURS[0]); ++i) {
456 auto wid = std::make_unique<NWidgetBackground>(WWT_PANEL, COLOUR_DARK_GREEN, i + WID_LGL_SATURATION_FIRST);
457 wid->SetMinimalSize(50, 0);
458 wid->SetMinimalTextLines(1, 0, FS_SMALL);
459 wid->SetFill(1, 1);
460 wid->SetResize(0, 0);
461 panel->Add(std::move(wid));
462 }
463 return panel;
464}
465
466std::unique_ptr<NWidgetBase> MakeCargoesLegendLinkGraphGUI()
467{
468 uint num_cargo = static_cast<uint>(_sorted_cargo_specs.size());
469 static const uint ENTRIES_PER_COL = 5;
470 auto panel = std::make_unique<NWidgetHorizontal>(NWidContainerFlag::EqualSize);
471 std::unique_ptr<NWidgetVertical> col = nullptr;
472
473 for (uint i = 0; i < num_cargo; ++i) {
474 if (i % ENTRIES_PER_COL == 0) {
475 if (col != nullptr) panel->Add(std::move(col));
476 col = std::make_unique<NWidgetVertical>(NWidContainerFlag::EqualSize);
477 }
478 auto wid = std::make_unique<NWidgetBackground>(WWT_PANEL, COLOUR_GREY, i + WID_LGL_CARGO_FIRST);
479 wid->SetMinimalSize(25, 0);
480 wid->SetMinimalTextLines(1, 0, FS_SMALL);
481 wid->SetFill(1, 1);
482 wid->SetResize(0, 0);
483 col->Add(std::move(wid));
484 }
485 /* Fill up last row */
486 for (uint i = num_cargo; i < Ceil(num_cargo, ENTRIES_PER_COL); ++i) {
487 auto spc = std::make_unique<NWidgetSpacer>(25, 0);
488 spc->SetMinimalTextLines(1, 0, FS_SMALL);
489 spc->SetFill(1, 1);
490 spc->SetResize(0, 0);
491 col->Add(std::move(spc));
492 }
493 /* If there are no cargo specs defined, then col won't have been created so don't add it. */
494 if (col != nullptr) panel->Add(std::move(col));
495 return panel;
496}
497
498
499static constexpr std::initializer_list<NWidgetPart> _nested_linkgraph_legend_widgets = {
500 NWidget(NWID_HORIZONTAL),
501 NWidget(WWT_CLOSEBOX, COLOUR_DARK_GREEN),
502 NWidget(WWT_CAPTION, COLOUR_DARK_GREEN, WID_LGL_CAPTION), SetStringTip(STR_LINKGRAPH_LEGEND_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
503 NWidget(WWT_SHADEBOX, COLOUR_DARK_GREEN),
504 NWidget(WWT_STICKYBOX, COLOUR_DARK_GREEN),
505 EndContainer(),
506 NWidget(WWT_PANEL, COLOUR_DARK_GREEN),
507 NWidget(NWID_HORIZONTAL), SetPadding(WidgetDimensions::unscaled.framerect), SetPIP(0, WidgetDimensions::unscaled.framerect.Horizontal(), 0),
508 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_LGL_SATURATION),
509 NWidgetFunction(MakeSaturationLegendLinkGraphGUI),
510 EndContainer(),
511 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_LGL_COMPANIES),
512 NWidget(NWID_VERTICAL, NWidContainerFlag::EqualSize),
513 NWidgetFunction(MakeCompanyButtonRowsLinkGraphGUI),
514 NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_LGL_COMPANIES_ALL), SetStringTip(STR_LINKGRAPH_LEGEND_ALL),
515 NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_LGL_COMPANIES_NONE), SetStringTip(STR_LINKGRAPH_LEGEND_NONE),
516 EndContainer(),
517 EndContainer(),
518 NWidget(WWT_PANEL, COLOUR_DARK_GREEN, WID_LGL_CARGOES),
519 NWidget(NWID_VERTICAL, NWidContainerFlag::EqualSize),
520 NWidgetFunction(MakeCargoesLegendLinkGraphGUI),
521 NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_LGL_CARGOES_ALL), SetStringTip(STR_LINKGRAPH_LEGEND_ALL),
522 NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_LGL_CARGOES_NONE), SetStringTip(STR_LINKGRAPH_LEGEND_NONE),
523 EndContainer(),
524 EndContainer(),
525 EndContainer(),
526 EndContainer()
527};
528
529static_assert(WID_LGL_SATURATION_LAST - WID_LGL_SATURATION_FIRST ==
530 lengthof(LinkGraphOverlay::LINK_COLOURS[0]) - 1);
531
532static WindowDesc _linkgraph_legend_desc(
533 WDP_AUTO, "toolbar_linkgraph", 0, 0,
534 WC_LINKGRAPH_LEGEND, WC_NONE,
535 {},
536 _nested_linkgraph_legend_widgets
537);
538
542 void ShowLinkGraphLegend()
543{
544 AllocateWindowDescFront<LinkGraphLegendWindow>(_linkgraph_legend_desc, 0);
545}
546
547LinkGraphLegendWindow::LinkGraphLegendWindow(WindowDesc &desc, int window_number) : Window(desc), num_cargo(_sorted_cargo_specs.size())
548{
549 this->InitNested(window_number);
550 this->InvalidateData(0);
551 this->SetOverlay(GetMainWindow()->viewport->overlay);
552}
553
558 void LinkGraphLegendWindow::SetOverlay(std::shared_ptr<LinkGraphOverlay> overlay)
559{
560 this->overlay = std::move(overlay);
561 CompanyMask companies = this->overlay->GetCompanyMask();
562 for (CompanyID c = CompanyID::Begin(); c < MAX_COMPANIES; ++c) {
563 if (!this->IsWidgetDisabled(WID_LGL_COMPANY_FIRST + c)) {
564 this->SetWidgetLoweredState(WID_LGL_COMPANY_FIRST + c, companies.Test(c));
565 }
566 }
567 CargoTypes cargoes = this->overlay->GetCargoMask();
568 for (uint c = 0; c < this->num_cargo; c++) {
569 this->SetWidgetLoweredState(WID_LGL_CARGO_FIRST + c, HasBit(cargoes, _sorted_cargo_specs[c]->Index()));
570 }
571}
572
573 void LinkGraphLegendWindow::UpdateWidgetSize(WidgetID widget, Dimension &size, [[maybe_unused]] const Dimension &padding, [[maybe_unused]] Dimension &fill, [[maybe_unused]] Dimension &resize)
574{
575 if (IsInsideMM(widget, WID_LGL_SATURATION_FIRST, WID_LGL_SATURATION_LAST + 1)) {
576 StringID str = STR_NULL;
577 if (widget == WID_LGL_SATURATION_FIRST) {
578 str = STR_LINKGRAPH_LEGEND_UNUSED;
579 } else if (widget == WID_LGL_SATURATION_LAST) {
580 str = STR_LINKGRAPH_LEGEND_OVERLOADED;
581 } else if (widget == (WID_LGL_SATURATION_LAST + WID_LGL_SATURATION_FIRST) / 2) {
582 str = STR_LINKGRAPH_LEGEND_SATURATED;
583 }
584 if (str != STR_NULL) {
585 Dimension dim = GetStringBoundingBox(str, FS_SMALL);
586 dim.width += padding.width;
587 dim.height += padding.height;
588 size = maxdim(size, dim);
589 }
590 }
591 if (IsInsideMM(widget, WID_LGL_CARGO_FIRST, WID_LGL_CARGO_LAST + 1)) {
592 const CargoSpec *cargo = _sorted_cargo_specs[widget - WID_LGL_CARGO_FIRST];
593 Dimension dim = GetStringBoundingBox(cargo->abbrev, FS_SMALL);
594 dim.width += padding.width;
595 dim.height += padding.height;
596 size = maxdim(size, dim);
597 }
598}
599
600 void LinkGraphLegendWindow::DrawWidget(const Rect &r, WidgetID widget) const
601{
602 Rect br = r.Shrink(WidgetDimensions::scaled.bevel);
603 if (IsInsideMM(widget, WID_LGL_COMPANY_FIRST, WID_LGL_COMPANY_LAST + 1)) {
604 if (this->IsWidgetDisabled(widget)) return;
605 CompanyID cid = (CompanyID)(widget - WID_LGL_COMPANY_FIRST);
606 Dimension sprite_size = GetSpriteSize(SPR_COMPANY_ICON);
607 DrawCompanyIcon(cid, CentreBounds(br.left, br.right, sprite_size.width), CentreBounds(br.top, br.bottom, sprite_size.height));
608 }
609 if (IsInsideMM(widget, WID_LGL_SATURATION_FIRST, WID_LGL_SATURATION_LAST + 1)) {
610 PixelColour colour = LinkGraphOverlay::LINK_COLOURS[_settings_client.gui.linkgraph_colours][widget - WID_LGL_SATURATION_FIRST];
611 GfxFillRect(br, colour);
612 StringID str = STR_NULL;
613 if (widget == WID_LGL_SATURATION_FIRST) {
614 str = STR_LINKGRAPH_LEGEND_UNUSED;
615 } else if (widget == WID_LGL_SATURATION_LAST) {
616 str = STR_LINKGRAPH_LEGEND_OVERLOADED;
617 } else if (widget == (WID_LGL_SATURATION_LAST + WID_LGL_SATURATION_FIRST) / 2) {
618 str = STR_LINKGRAPH_LEGEND_SATURATED;
619 }
620 if (str != STR_NULL) {
621 DrawString(br.left, br.right, CentreBounds(br.top, br.bottom, GetCharacterHeight(FS_SMALL)), str, GetContrastColour(colour) | TC_FORCED, SA_HOR_CENTER, false, FS_SMALL);
622 }
623 }
624 if (IsInsideMM(widget, WID_LGL_CARGO_FIRST, WID_LGL_CARGO_LAST + 1)) {
625 const CargoSpec *cargo = _sorted_cargo_specs[widget - WID_LGL_CARGO_FIRST];
626 GfxFillRect(br, cargo->legend_colour);
627 DrawString(br.left, br.right, CentreBounds(br.top, br.bottom, GetCharacterHeight(FS_SMALL)), cargo->abbrev, GetContrastColour(cargo->legend_colour, 73), SA_HOR_CENTER, false, FS_SMALL);
628 }
629}
630
631 bool LinkGraphLegendWindow::OnTooltip([[maybe_unused]] Point, WidgetID widget, TooltipCloseCondition close_cond)
632{
633 if (IsInsideMM(widget, WID_LGL_COMPANY_FIRST, WID_LGL_COMPANY_LAST + 1)) {
634 if (this->IsWidgetDisabled(widget)) {
635 GuiShowTooltips(this, GetEncodedString(STR_LINKGRAPH_LEGEND_SELECT_COMPANIES), close_cond);
636 } else {
637 GuiShowTooltips(this,
638 GetEncodedString(STR_LINKGRAPH_LEGEND_COMPANY_TOOLTIP,
639 STR_LINKGRAPH_LEGEND_SELECT_COMPANIES,
640 widget - WID_LGL_COMPANY_FIRST),
641 close_cond);
642 }
643 return true;
644 }
645 if (IsInsideMM(widget, WID_LGL_CARGO_FIRST, WID_LGL_CARGO_LAST + 1)) {
646 const CargoSpec *cargo = _sorted_cargo_specs[widget - WID_LGL_CARGO_FIRST];
647 GuiShowTooltips(this, GetEncodedString(cargo->name), close_cond);
648 return true;
649 }
650 return false;
651}
652
656 void LinkGraphLegendWindow::UpdateOverlayCompanies()
657{
658 CompanyMask mask;
659 for (CompanyID c = CompanyID::Begin(); c < MAX_COMPANIES; ++c) {
660 if (this->IsWidgetDisabled(WID_LGL_COMPANY_FIRST + c)) continue;
661 if (!this->IsWidgetLowered(WID_LGL_COMPANY_FIRST + c)) continue;
662 mask.Set(c);
663 }
664 this->overlay->SetCompanyMask(mask);
665}
666
670 void LinkGraphLegendWindow::UpdateOverlayCargoes()
671{
672 CargoTypes mask = 0;
673 for (uint c = 0; c < num_cargo; c++) {
674 if (!this->IsWidgetLowered(WID_LGL_CARGO_FIRST + c)) continue;
675 SetBit(mask, _sorted_cargo_specs[c]->Index());
676 }
677 this->overlay->SetCargoMask(mask);
678}
679
680 void LinkGraphLegendWindow::OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count)
681{
682 /* Check which button is clicked */
683 if (IsInsideMM(widget, WID_LGL_COMPANY_FIRST, WID_LGL_COMPANY_LAST + 1)) {
684 if (!this->IsWidgetDisabled(widget)) {
685 this->ToggleWidgetLoweredState(widget);
686 this->UpdateOverlayCompanies();
687 }
688 } else if (widget == WID_LGL_COMPANIES_ALL || widget == WID_LGL_COMPANIES_NONE) {
689 for (CompanyID c = CompanyID::Begin(); c < MAX_COMPANIES; ++c) {
690 if (this->IsWidgetDisabled(WID_LGL_COMPANY_FIRST + c)) continue;
691 this->SetWidgetLoweredState(WID_LGL_COMPANY_FIRST + c, widget == WID_LGL_COMPANIES_ALL);
692 }
693 this->UpdateOverlayCompanies();
694 this->SetDirty();
695 } else if (IsInsideMM(widget, WID_LGL_CARGO_FIRST, WID_LGL_CARGO_LAST + 1)) {
696 this->ToggleWidgetLoweredState(widget);
697 this->UpdateOverlayCargoes();
698 } else if (widget == WID_LGL_CARGOES_ALL || widget == WID_LGL_CARGOES_NONE) {
699 for (uint c = 0; c < this->num_cargo; c++) {
700 this->SetWidgetLoweredState(WID_LGL_CARGO_FIRST + c, widget == WID_LGL_CARGOES_ALL);
701 }
702 this->UpdateOverlayCargoes();
703 }
704 this->SetDirty();
705}
706
712 void LinkGraphLegendWindow::OnInvalidateData([[maybe_unused]] int data, [[maybe_unused]] bool gui_scope)
713{
714 if (this->num_cargo != _sorted_cargo_specs.size()) {
715 this->Close();
716 return;
717 }
718
719 /* Disable the companies who are not active */
720 for (CompanyID i = CompanyID::Begin(); i < MAX_COMPANIES; ++i) {
721 this->SetWidgetDisabledState(WID_LGL_COMPANY_FIRST + i, !Company::IsValidID(i));
722 }
723}
SetBit
constexpr T SetBit(T &x, const uint8_t y)
Set a bit in a variable.
Definition bitmath_func.hpp:121
HasBit
constexpr bool HasBit(const T x, const uint8_t y)
Checks if a bit in a value is set.
Definition bitmath_func.hpp:103
CargoType
uint8_t CargoType
Cargo slots to indicate a cargo type within a game.
Definition cargo_type.h:21
_sorted_cargo_specs
std::vector< const CargoSpec * > _sorted_cargo_specs
Cargo specifications sorted alphabetically by name.
Definition cargotype.cpp:190
BaseBitSet::Test
constexpr bool Test(Tvalue_type value) const
Test if the value-th bit is set.
Definition base_bitset_type.hpp:141
BaseBitSet::None
constexpr bool None() const
Test if none of the values are set.
Definition base_bitset_type.hpp:188
BaseBitSet::Set
constexpr Timpl & Set()
Set all bits.
Definition base_bitset_type.hpp:40
CompanyMask
Definition company_type.h:43
FlowStatMap::GetFlowVia
uint GetFlowVia(StationID via) const
Get the sum of flows via a specific station from this FlowStatMap.
Definition station_cmd.cpp:5318
LinkGraphOverlay::IsPointVisible
bool IsPointVisible(Point pt, const DrawPixelInfo *dpi, int padding=0) const
Determine if a certain point is inside the given DPI, with some lee way.
Definition linkgraph_gui.cpp:128
LinkGraphOverlay::SetCargoMask
void SetCargoMask(CargoTypes cargo_mask)
Set a new cargo mask and rebuild the cache.
Definition linkgraph_gui.cpp:428
LinkGraphOverlay::cargo_mask
CargoTypes cargo_mask
Bitmask of cargos to be displayed.
Definition linkgraph_gui.h:79
LinkGraphOverlay::window
Window * window
Window to be drawn into.
Definition linkgraph_gui.h:77
LinkGraphOverlay::DrawLinks
void DrawLinks(const DrawPixelInfo *dpi) const
Draw the cached links or part of them into the given area.
Definition linkgraph_gui.cpp:276
LinkGraphOverlay::DrawVertex
static void DrawVertex(int x, int y, int size, PixelColour colour, PixelColour border_colour)
Draw a square symbolizing a producer of cargo.
Definition linkgraph_gui.cpp:348
LinkGraphOverlay::SetCompanyMask
void SetCompanyMask(CompanyMask company_mask)
Set a new company mask and rebuild the cache.
Definition linkgraph_gui.cpp:439
LinkGraphOverlay::LINK_COLOURS
static const PixelColour LINK_COLOURS[][12]
Colours for the various "load" states of links.
Definition linkgraph_gui.h:33
LinkGraphOverlay::AddStats
static void AddStats(CargoType new_cargo, uint new_cap, uint new_usg, uint new_flow, uint32_t time, bool new_shared, LinkProperties &cargo)
Add information from a given pair of link stat and flow stat to the given link properties.
Definition linkgraph_gui.cpp:244
LinkGraphOverlay::cached_stations
StationSupplyList cached_stations
Cache for stations to be drawn.
Definition linkgraph_gui.h:82
LinkGraphOverlay::cached_links
LinkMap cached_links
Cache for links to reduce recalculation.
Definition linkgraph_gui.h:81
LinkGraphOverlay::IsLinkVisible
bool IsLinkVisible(Point pta, Point ptb, const DrawPixelInfo *dpi, int padding=0) const
Determine if a certain link crosses through the area given by the dpi with some lee way.
Definition linkgraph_gui.cpp:143
LinkGraphOverlay::GetStationMiddle
Point GetStationMiddle(const Station *st) const
Determine the middle of a station in the current window.
Definition linkgraph_gui.cpp:414
LinkGraphOverlay::Draw
void Draw(const DrawPixelInfo *dpi)
Draw the linkgraph overlay or some part of it, in the area given.
Definition linkgraph_gui.cpp:262
LinkGraphOverlay::dirty
bool dirty
Set if overlay should be rebuilt.
Definition linkgraph_gui.h:84
LinkGraphOverlay::widget_id
const WidgetID widget_id
ID of Widget in Window to be drawn to.
Definition linkgraph_gui.h:78
LinkGraphOverlay::DrawContent
void DrawContent(Point pta, Point ptb, const LinkProperties &cargo) const
Draw one specific link.
Definition linkgraph_gui.cpp:297
LinkGraphOverlay::company_mask
CompanyMask company_mask
Bitmask of companies to be displayed.
Definition linkgraph_gui.h:80
LinkGraphOverlay::scale
uint scale
Width of link lines.
Definition linkgraph_gui.h:83
LinkGraphOverlay::GetWidgetDpi
void GetWidgetDpi(DrawPixelInfo *dpi) const
Get a DPI for the widget we will be drawing to.
Definition linkgraph_gui.cpp:60
LinkGraphOverlay::AddLinks
void AddLinks(const Station *sta, const Station *stb)
Add all "interesting" links between the given stations to the cache.
Definition linkgraph_gui.cpp:213
LinkGraphOverlay::DrawStationDots
void DrawStationDots(const DrawPixelInfo *dpi) const
Draw dots for stations into the smallmap.
Definition linkgraph_gui.cpp:322
LinkGraphOverlay::SetDirty
void SetDirty()
Mark the linkgraph dirty to be rebuilt next time Draw() is called.
Definition linkgraph_gui.h:68
LinkGraphOverlay::RebuildCache
void RebuildCache()
Rebuild the cache and recalculate which links and stations to be shown.
Definition linkgraph_gui.cpp:71
LinkGraph
A connected component of a link graph.
Definition linkgraph.h:37
LinkGraph::Monthly
uint Monthly(uint base) const
Scale a value to its monthly equivalent, based on last compression.
Definition linkgraph.h:249
NWidgetBase
Baseclass for nested widgets.
Definition widget_type.h:136
NWidgetBase::current_x
uint current_x
Current horizontal size (after resizing).
Definition widget_type.h:237
NWidgetBase::current_y
uint current_y
Current vertical size (after resizing).
Definition widget_type.h:238
Ticks::DAY_TICKS
static constexpr TimerGameTick::Ticks DAY_TICKS
1 day is 74 ticks; TimerGameCalendar::date_fract used to be uint16_t and incremented by 885.
Definition timer_game_tick.h:75
TimerGameEconomy::UsingWallclockUnits
static bool UsingWallclockUnits(bool newgame=false)
Check if we are using wallclock units.
Definition timer_game_economy.cpp:98
WidgetDimensions::scaled
static WidgetDimensions scaled
Widget dimensions scaled for current zoom level.
Definition window_gui.h:30
WidgetDimensions::unscaled
static const WidgetDimensions unscaled
Unscaled widget dimensions.
Definition window_gui.h:93
DrawCompanyIcon
void DrawCompanyIcon(CompanyID c, int x, int y)
Draw the icon of a company.
Definition company_cmd.cpp:175
OWNER_NONE
static constexpr Owner OWNER_NONE
The tile has no ownership.
Definition company_type.h:26
GetCharacterHeight
int GetCharacterHeight(FontSize size)
Get height of a character for a given font size.
Definition fontcache.cpp:87
maxdim
Dimension maxdim(const Dimension &d1, const Dimension &d2)
Compute bounding box of both dimensions.
Definition geometry_func.cpp:22
CentreBounds
int CentreBounds(int min, int max, int size)
Determine where to position a centred object.
Definition geometry_type.hpp:26
GetSpriteSize
Dimension GetSpriteSize(SpriteID sprid, Point *offset, ZoomLevel zoom)
Get the size of a sprite.
Definition gfx.cpp:965
GetStringBoundingBox
Dimension GetStringBoundingBox(std::string_view str, FontSize start_fontsize)
Return the string dimension in pixels.
Definition gfx.cpp:894
DrawString
int DrawString(int left, int right, int top, std::string_view str, TextColour colour, StringAlignment align, bool underline, FontSize fontsize)
Draw string, possibly truncated to make it fit in its allocated space.
Definition gfx.cpp:665
GfxFillRect
void GfxFillRect(int left, int top, int right, int bottom, const std::variant< PixelColour, PaletteID > &colour, FillRectMode mode)
Applies a certain FillRectMode-operation to a rectangle [left, right] x [top, bottom] on the screen.
Definition gfx.cpp:115
FS_SMALL
@ FS_SMALL
Index of the small font in the font tables.
Definition gfx_type.h:250
SA_HOR_CENTER
@ SA_HOR_CENTER
Horizontally center the text.
Definition gfx_type.h:389
TC_FORCED
@ TC_FORCED
Ignore colour changes from strings.
Definition gfx_type.h:332
NWidgetFunction
constexpr NWidgetPart NWidgetFunction(NWidgetFunctionType *func_ptr)
Obtain a nested widget (sub)tree from an external source.
Definition widget_type.h:1445
SetPIP
constexpr NWidgetPart SetPIP(uint8_t pre, uint8_t inter, uint8_t post)
Widget part function for setting a pre/inter/post spaces.
Definition widget_type.h:1375
SetPadding
constexpr NWidgetPart SetPadding(uint8_t top, uint8_t right, uint8_t bottom, uint8_t left)
Widget part function for setting additional space around a widget.
Definition widget_type.h:1332
SetStringTip
constexpr NWidgetPart SetStringTip(StringID string, StringID tip={})
Widget part function for setting the string and tooltip.
Definition widget_type.h:1240
EndContainer
constexpr NWidgetPart EndContainer()
Widget part function for denoting the end of a container (horizontal, vertical, WWT_FRAME,...
Definition widget_type.h:1229
NWidget
constexpr NWidgetPart NWidget(WidgetType tp, Colours col, WidgetID idx=INVALID_WIDGET)
Widget part function for starting a new 'real' widget.
Definition widget_type.h:1424
Window::SetDirty
void SetDirty() const
Mark entire window as dirty (in need of re-paint)
Definition window.cpp:966
WID_LGL_CARGOES
@ WID_LGL_CARGOES
Cargo selection widget.
Definition link_graph_legend_widget.h:27
WID_LGL_CAPTION
@ WID_LGL_CAPTION
Caption widget.
Definition link_graph_legend_widget.h:18
WID_LGL_SATURATION
@ WID_LGL_SATURATION
Saturation legend.
Definition link_graph_legend_widget.h:19
WID_LGL_COMPANIES
@ WID_LGL_COMPANIES
Company selection widget.
Definition link_graph_legend_widget.h:22
MakeCompanyButtonRowsLinkGraphGUI
std::unique_ptr< NWidgetBase > MakeCompanyButtonRowsLinkGraphGUI()
Make a number of rows with buttons for each company for the linkgraph legend window.
Definition linkgraph_gui.cpp:447
ShowLinkGraphLegend
void ShowLinkGraphLegend()
Open a link graph legend window.
Definition linkgraph_gui.cpp:542
linkgraph_gui.h
Declaration of linkgraph overlay GUI.
IsInsideMM
constexpr bool IsInsideMM(const size_t x, const size_t min, const size_t max) noexcept
Checks if a value is in an interval.
Definition math_func.hpp:267
abs
constexpr T abs(const T a)
Returns the absolute value of (scalar) variable.
Definition math_func.hpp:23
Ceil
constexpr uint Ceil(uint a, uint b)
Computes ceil(a / b) * b for non-negative a and b.
Definition math_func.hpp:321
GuiShowTooltips
void GuiShowTooltips(Window *parent, EncodedString &&text, TooltipCloseCondition close_tooltip)
Shows a tooltip.
Definition misc_gui.cpp:693
GetContrastColour
TextColour GetContrastColour(PixelColour background, uint8_t threshold)
Determine a contrasty text colour for a coloured background.
Definition palette.cpp:361
GetColourGradient
PixelColour GetColourGradient(Colours colour, ColourShade shade)
Get colour gradient palette index.
Definition palette.cpp:388
_settings_game
GameSettings _settings_game
Game settings of a running game or the scenario editor.
Definition settings.cpp:61
_settings_client
ClientSettings _settings_client
The current settings for this game.
Definition settings.cpp:60
GetSmallMapStationMiddle
Point GetSmallMapStationMiddle(const Window *w, const Station *st)
Determine the middle of a station in the smallmap window.
Definition smallmap_gui.cpp:2099
lengthof
#define lengthof(array)
Return the length of an fixed size array.
Definition stdafx.h:271
GetEncodedString
EncodedString GetEncodedString(StringID str)
Encode a string with no parameters into an encoded string.
Definition strings.cpp:90
GetString
std::string GetString(StringID string)
Resolve the given StringID into a std::string with formatting but no parameters.
Definition strings.cpp:424
MakeParameters
auto MakeParameters(Args &&... args)
Helper to create the StringParameters with its own buffer with the given parameter values.
Definition strings_func.h:107
StringID
uint32_t StringID
Numeric value that represents a string, independent of the selected language.
Definition strings_type.h:19
BaseStation::owner
Owner owner
The owner of this station.
Definition base_station_base.h:68
BaseStation::rect
StationRect rect
NOSAVE: Station spread out rectangle maintained by StationRect::xxx() functions.
Definition base_station_base.h:84
CargoSpec
Specification of a cargo type.
Definition cargotype.h:74
CargoSpec::Get
static CargoSpec * Get(size_t index)
Retrieve cargo details for the given cargo type.
Definition cargotype.h:137
CargoSpec::abbrev
StringID abbrev
Two letter abbreviation for this cargo type.
Definition cargotype.h:95
CargoSpec::name
StringID name
Name of this type of cargo.
Definition cargotype.h:91
CargoSpec::IsValid
bool IsValid() const
Tests for validity of this cargospec.
Definition cargotype.h:118
ClientSettings::gui
GUISettings gui
settings related to the GUI
Definition settings_type.h:650
Coord2D< int >
Coord2D::y
T y
Y coordinate.
Definition geometry_type.hpp:35
Coord2D::x
T x
X coordinate.
Definition geometry_type.hpp:34
Dimension
Dimensions (a width and height) of a rectangle in 2D.
Definition geometry_type.hpp:56
DrawPixelInfo
Data about how and where to blit pixels.
Definition gfx_type.h:157
GUISettings::linkgraph_colours
uint8_t linkgraph_colours
linkgraph overlay colours
Definition settings_type.h:178
GameSettings::vehicle
VehicleSettings vehicle
options for vehicles
Definition settings_type.h:641
GoodsEntry::GoodsEntryData::flows
FlowStatMap flows
Planned flows through this station.
Definition station_base.h:214
GoodsEntry
Stores station stats for a single cargo.
Definition station_base.h:167
GoodsEntry::node
NodeID node
ID of node in link graph referring to this goods entry.
Definition station_base.h:223
GoodsEntry::GetData
const GoodsEntryData & GetData() const
Get optional cargo packet/flow data.
Definition station_base.h:317
GoodsEntry::link_graph
LinkGraphID link_graph
Link graph this station belongs to.
Definition station_base.h:224
GoodsEntry::HasData
bool HasData() const
Test if this goods entry has optional cargo packet/flow data.
Definition station_base.h:305
LinkGraphLegendWindow::OnInvalidateData
void OnInvalidateData(int data=0, bool gui_scope=true) override
Invalidate the data of this window if the cargoes or companies have changed.
Definition linkgraph_gui.cpp:712
LinkGraphLegendWindow::SetOverlay
void SetOverlay(std::shared_ptr< LinkGraphOverlay > overlay)
Set the overlay belonging to this menu and import its company/cargo settings.
Definition linkgraph_gui.cpp:558
LinkGraphLegendWindow::UpdateOverlayCompanies
void UpdateOverlayCompanies()
Update the overlay with the new company selection.
Definition linkgraph_gui.cpp:656
LinkGraphLegendWindow::OnClick
void OnClick(Point pt, WidgetID widget, int click_count) override
A click with the left mouse button has been made on the window.
Definition linkgraph_gui.cpp:680
LinkGraphLegendWindow::OnTooltip
bool OnTooltip(Point pt, WidgetID widget, TooltipCloseCondition close_cond) override
Event to display a custom tooltip.
Definition linkgraph_gui.cpp:631
LinkGraphLegendWindow::UpdateWidgetSize
void UpdateWidgetSize(WidgetID widget, Dimension &size, const Dimension &padding, Dimension &fill, Dimension &resize) override
Update size and resize step of a widget in the window.
Definition linkgraph_gui.cpp:573
LinkGraphLegendWindow::UpdateOverlayCargoes
void UpdateOverlayCargoes()
Update the overlay with the new cargo selection.
Definition linkgraph_gui.cpp:670
LinkGraphLegendWindow::DrawWidget
void DrawWidget(const Rect &r, WidgetID widget) const override
Draw the contents of a nested widget.
Definition linkgraph_gui.cpp:600
LinkGraph::BaseEdge
An edge in the link graph.
Definition linkgraph.h:42
LinkGraph::BaseEdge::TravelTime
uint32_t TravelTime() const
Get edge's average travel time.
Definition linkgraph.h:56
LinkGraph::BaseEdge::usage
uint usage
Usage of the link.
Definition linkgraph.h:44
LinkGraph::BaseEdge::capacity
uint capacity
Capacity of the link.
Definition linkgraph.h:43
LinkGraph::BaseNode
Node of the link graph.
Definition linkgraph.h:90
LinkGraph::BaseNode::edges
std::vector< BaseEdge > edges
Sorted list of outgoing edges from this node.
Definition linkgraph.h:97
LinkGraph::BaseNode::supply
uint supply
Supply at the station.
Definition linkgraph.h:91
LinkProperties
Monthly statistics for a link between two stations.
Definition linkgraph_gui.h:23
LinkProperties::usage
uint usage
Actual usage of the link.
Definition linkgraph_gui.h:31
LinkProperties::shared
bool shared
If this is a shared link to be drawn dashed.
Definition linkgraph_gui.h:34
LinkProperties::cargo
CargoType cargo
Cargo type of the link.
Definition linkgraph_gui.h:29
LinkProperties::planned
uint planned
Planned usage of the link.
Definition linkgraph_gui.h:32
LinkProperties::Usage
uint Usage() const
Return the usage of the link to display.
Definition linkgraph_gui.h:27
LinkProperties::capacity
uint capacity
Capacity of the link.
Definition linkgraph_gui.h:30
LinkProperties::time
uint32_t time
Travel time of the link.
Definition linkgraph_gui.h:33
PixelColour
Colour for pixel/line drawing.
Definition gfx_type.h:405
PoolID< uint16_t, struct StationIDTag, 64000, 0xFFFF >
Pool::PoolItem<&_link_graph_pool >::Get
static Titem * Get(auto index)
Returns Titem with given index.
Definition pool_type.hpp:387
Pool::PoolItem::index
Tindex index
Index of this pool item.
Definition pool_type.hpp:286
Pool::PoolItem<&_link_graph_pool >::IsValidID
static bool IsValidID(auto index)
Tests whether given index can be used to get valid (non-nullptr) Titem.
Definition pool_type.hpp:376
Rect
Specification of a rectangle with absolute coordinates of all edges.
Definition geometry_type.hpp:101
Rect::Shrink
Rect Shrink(int s) const
Copy and shrink Rect by s pixels.
Definition geometry_type.hpp:124
SetBitIterator
Iterable ensemble of each set bit in a value.
Definition bitmath_func.hpp:277
SpecializedStation< Station, false >::IsValidID
static bool IsValidID(auto index)
Tests whether given index is a valid index for station of this type.
Definition base_station_base.h:239
SpecializedStation< Station, false >::Iterate
static Pool::IterateWrapper< Station > Iterate(size_t from=0)
Returns an iterable ensemble of all valid stations of type T.
Definition base_station_base.h:299
SpecializedStation< Station, false >::Get
static Station * Get(auto index)
Gets station with given index.
Definition base_station_base.h:248
SpecializedStation< Station, false >::GetIfValid
static Station * GetIfValid(auto index)
Returns station if the index is a valid index for this station type.
Definition base_station_base.h:257
Station
Station data structure.
Definition station_base.h:500
Station::goods
std::array< GoodsEntry, NUM_CARGO > goods
Goods at this station.
Definition station_base.h:529
VehicleSettings::road_side
uint8_t road_side
the side of the road vehicles drive on
Definition settings_type.h:535
WindowDesc
High level window description.
Definition window_gui.h:168
Window
Data structure for an opened window.
Definition window_gui.h:274
Window::Close
virtual void Close(int data=0)
Hide the window and all its child windows, and mark them for a later deletion.
Definition window.cpp:1102
Window::viewport
std::unique_ptr< ViewportData > viewport
Pointer to viewport data, if present.
Definition window_gui.h:319
Window::IsWidgetLowered
bool IsWidgetLowered(WidgetID widget_index) const
Gets the lowered state of a widget.
Definition window_gui.h:492
Window::IsWidgetDisabled
bool IsWidgetDisabled(WidgetID widget_index) const
Gets the enabled/disabled status of a widget.
Definition window_gui.h:411
Window::SetWidgetLoweredState
void SetWidgetLoweredState(WidgetID widget_index, bool lowered_stat)
Sets the lowered/raised status of a widget.
Definition window_gui.h:442
Window::GetWidget
const NWID * GetWidget(WidgetID widnum) const
Get the nested widget with number widnum from the nested widget tree.
Definition window_gui.h:983
Window::SetWidgetDisabledState
void SetWidgetDisabledState(WidgetID widget_index, bool disab_stat)
Sets the enabled/disabled status of a widget.
Definition window_gui.h:382
Window::ToggleWidgetLoweredState
void ToggleWidgetLoweredState(WidgetID widget_index)
Invert the lowered/raised status of a widget.
Definition window_gui.h:451
ScaleGUITrad
static RectPadding ScaleGUITrad(const RectPadding &r)
Scale a RectPadding to GUI zoom level.
Definition widget.cpp:49
MakeCompanyButtonRows
std::unique_ptr< NWidgetBase > MakeCompanyButtonRows(WidgetID widget_first, WidgetID widget_last, Colours button_colour, int max_length, StringID button_tooltip, bool resizable)
Make a number of rows with button-like graphics, for enabling/disabling each company.
Definition widget.cpp:3435
WWT_PUSHTXTBTN
@ WWT_PUSHTXTBTN
Normal push-button (no toggle button) with text caption.
Definition widget_type.h:104
NWID_HORIZONTAL
@ NWID_HORIZONTAL
Horizontal container.
Definition widget_type.h:66
WWT_PANEL
@ WWT_PANEL
Simple depressed panel.
Definition widget_type.h:39
WWT_STICKYBOX
@ WWT_STICKYBOX
Sticky box (at top-right of a window, after WWT_DEFSIZEBOX)
Definition widget_type.h:57
WWT_SHADEBOX
@ WWT_SHADEBOX
Shade box (at top-right of a window, between WWT_DEBUGBOX and WWT_DEFSIZEBOX)
Definition widget_type.h:55
WWT_CAPTION
@ WWT_CAPTION
Window caption (window title between closebox and stickybox)
Definition widget_type.h:52
NWID_VERTICAL
@ NWID_VERTICAL
Vertical container.
Definition widget_type.h:68
WWT_CLOSEBOX
@ WWT_CLOSEBOX
Close box (at top-left of a window)
Definition widget_type.h:60
EqualSize
@ EqualSize
Containers should keep all their (resizing) children equally large.
Definition widget_type.h:541
GetMainWindow
Window * GetMainWindow()
Get the main window, i.e.
Definition window.cpp:1180
WDP_AUTO
@ WDP_AUTO
Find a place automatically.
Definition window_gui.h:144
WidgetID
int WidgetID
Widget ID.
Definition window_type.h:20
WC_LINKGRAPH_LEGEND
@ WC_LINKGRAPH_LEGEND
Linkgraph legend; Window numbers:
Definition window_type.h:703
WC_NONE
@ WC_NONE
No window, redirects to WC_MAIN_WINDOW.
Definition window_type.h:50