/* $Id$ */
/*
* 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 .
*/
/** @file news_gui.cpp GUI functions related to news messages. */
#include "stdafx.h"
#include "openttd.h"
#include "gui.h"
#include "window_gui.h"
#include "viewport_func.h"
#include "news_type.h"
#include "gfx_func.h"
#include "strings_func.h"
#include "window_func.h"
#include "date_func.h"
#include "vehicle_base.h"
#include "vehicle_func.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_gui.h"
#include "table/strings.h"
NewsItem _statusbar_news_item;
bool _news_ticker_sound; ///< Make a ticker sound when a news item is published.
static uint MIN_NEWS_AMOUNT = 30; ///< prefered minimum amount of news messages
static uint _total_news = 0; ///< current number of news items
static NewsItem *_oldest_news = NULL; ///< head of news items queue
static NewsItem *_latest_news = NULL; ///< 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 NULL. */
static NewsItem *_forced_news = NULL; ///< item the user has asked for
/** Current news item (last item shown regularly). */
static NewsItem *_current_news = NULL;
/**
* 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)->xy + TileDiffXY(1, 1);
case NR_TOWN: return Town::Get((TownID)ref)->xy;
default: return INVALID_TILE;
}
}
/** Widget numbers of the news display windows. */
enum NewsTypeWidgets {
NTW_PANEL, ///< The news item background panel.
NTW_TITLE, ///< Title of the company news.
NTW_HEADLINE, ///< The news headline.
NTW_CLOSEBOX, ///< Close the window.
NTW_DATE, ///< Date of the news item.
NTW_CAPTION, ///< Title bar of the window. Only used in small news items.
NTW_INSET, ///< Inset around the viewport in the window. Only used in small news items.
NTW_VIEWPORT, ///< Viewport in the window.
NTW_COMPANY_MSG, ///< Message in company news items.
NTW_MESSAGE, ///< Space for displaying the message. Only used in small news items.
NTW_MGR_FACE, ///< Face of the manager.
NTW_MGR_NAME, ///< Name of the manager.
NTW_VEH_TITLE, ///< Vehicle new title.
NTW_VEH_BKGND, ///< Dark background of new vehicle news.
NTW_VEH_NAME, ///< Name of the new vehicle.
NTW_VEH_SPR, ///< Graphical display of the new vehicle.
NTW_VEH_INFO, ///< Some technical data of the new vehicle.
};
/* Normal news items. */
static const NWidgetPart _nested_normal_news_widgets[] = {
NWidget(WWT_PANEL, COLOUR_WHITE, NTW_PANEL),
NWidget(NWID_HORIZONTAL), SetPadding(1, 1, 0, 1),
NWidget(WWT_TEXT, COLOUR_WHITE, NTW_CLOSEBOX), SetDataTip(STR_SILVER_CROSS, STR_NULL), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(1, 0),
NWidget(NWID_VERTICAL),
NWidget(WWT_LABEL, COLOUR_WHITE, NTW_DATE), SetDataTip(STR_DATE_LONG_SMALL, STR_NULL),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
EndContainer(),
NWidget(WWT_EMPTY, COLOUR_WHITE, NTW_MESSAGE), SetMinimalSize(428, 154), SetPadding(0, 1, 1, 1),
EndContainer(),
};
static WindowDesc _normal_news_desc(
WDP_CENTER, 476, 430, 170,
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, NTW_PANEL),
NWidget(NWID_HORIZONTAL), SetPadding(1, 1, 0, 1),
NWidget(NWID_VERTICAL),
NWidget(WWT_TEXT, COLOUR_WHITE, NTW_CLOSEBOX), SetDataTip(STR_SILVER_CROSS, STR_NULL), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
NWidget(WWT_LABEL, COLOUR_WHITE, NTW_VEH_TITLE), SetFill(1, 1), SetMinimalSize(419, 55), SetDataTip(STR_EMPTY, STR_NULL),
EndContainer(),
NWidget(WWT_PANEL, COLOUR_WHITE, NTW_VEH_BKGND), SetPadding(0, 25, 1, 25),
NWidget(NWID_VERTICAL),
NWidget(WWT_EMPTY, INVALID_COLOUR, NTW_VEH_NAME), SetMinimalSize(369, 33), SetFill(1, 0),
NWidget(WWT_EMPTY, INVALID_COLOUR, NTW_VEH_SPR), SetMinimalSize(369, 32), SetFill(1, 0),
NWidget(WWT_EMPTY, INVALID_COLOUR, NTW_VEH_INFO), SetMinimalSize(369, 46), SetFill(1, 0),
EndContainer(),
EndContainer(),
EndContainer(),
};
static WindowDesc _vehicle_news_desc(
WDP_CENTER, 476, 430, 170,
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, NTW_PANEL),
NWidget(NWID_HORIZONTAL), SetPadding(1, 1, 0, 1),
NWidget(NWID_VERTICAL),
NWidget(WWT_TEXT, COLOUR_WHITE, NTW_CLOSEBOX), SetDataTip(STR_SILVER_CROSS, STR_NULL), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
NWidget(WWT_LABEL, COLOUR_WHITE, NTW_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, NTW_MGR_FACE), SetMinimalSize(93, 119), SetPadding(2, 6, 2, 1),
NWidget(NWID_HORIZONTAL),
NWidget(WWT_EMPTY, COLOUR_WHITE, NTW_MGR_NAME), SetMinimalSize(93, 24), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(1, 0),
EndContainer(),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
NWidget(WWT_EMPTY, COLOUR_WHITE, NTW_COMPANY_MSG), SetFill(1, 1), SetMinimalSize(328, 150),
EndContainer(),
EndContainer(),
};
static WindowDesc _company_news_desc(
WDP_CENTER, 476, 430, 170,
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, NTW_PANEL),
NWidget(NWID_HORIZONTAL), SetPadding(1, 1, 0, 1),
NWidget(WWT_TEXT, COLOUR_WHITE, NTW_CLOSEBOX), SetDataTip(STR_SILVER_CROSS, STR_NULL), SetPadding(0, 0, 0, 1),
NWidget(NWID_SPACER), SetFill(1, 0),
NWidget(NWID_VERTICAL),
NWidget(WWT_LABEL, COLOUR_WHITE, NTW_DATE), SetDataTip(STR_DATE_LONG_SMALL, STR_NULL),
NWidget(NWID_SPACER), SetFill(0, 1),
EndContainer(),
EndContainer(),
NWidget(WWT_EMPTY, COLOUR_WHITE, NTW_MESSAGE), SetMinimalSize(428, 48), SetFill(1, 0), SetPadding(0, 1, 0, 1),
NWidget(NWID_VIEWPORT, INVALID_COLOUR, NTW_VIEWPORT), SetMinimalSize(426, 70), SetPadding(1, 2, 2, 2),
EndContainer(),
};
static WindowDesc _thin_news_desc(
WDP_CENTER, 476, 430, 130,
WC_NEWS_WINDOW, WC_NONE,
0,
_nested_thin_news_widgets, lengthof(_nested_thin_news_widgets)
);
/* Small news items. */
static NWidgetPart _nested_small_news_widgets[] = {
/* Caption + close box */
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_LIGHT_BLUE, NTW_CLOSEBOX),
NWidget(WWT_CAPTION, COLOUR_LIGHT_BLUE, NTW_CAPTION), SetDataTip(STR_NEWS_MESSAGE_CAPTION, STR_NULL),
EndContainer(),
/* Main part */
NWidget(WWT_PANEL, COLOUR_LIGHT_BLUE, NTW_HEADLINE),
NWidget(WWT_INSET, COLOUR_LIGHT_BLUE, NTW_INSET), SetPadding(2, 2, 2, 2),
NWidget(NWID_VIEWPORT, INVALID_COLOUR, NTW_VIEWPORT), SetPadding(1, 1, 1, 1), SetMinimalSize(274, 47), SetFill(1, 0),
EndContainer(),
NWidget(WWT_EMPTY, COLOUR_WHITE, NTW_MESSAGE), SetMinimalSize(275, 20), SetFill(1, 0),
EndContainer(),
};
static WindowDesc _small_news_desc(
WDP_CENTER, 476, 280, 87,
WC_NEWS_WINDOW, WC_NONE,
0,
_nested_small_news_widgets, lengthof(_nested_small_news_widgets)
);
/**
* Data common to all news items of a given subtype (structure)
*/
struct NewsSubtypeData {
NewsType type; ///< News category @see NewsType
NewsFlag flags; ///< Initial NewsFlags bits @see NewsFlag
WindowDesc *desc; ///< Window description for displaying this news.
};
/**
* Data common to all news items of a given subtype (actual data)
*/
static const NewsSubtypeData _news_subtype_data[] = {
/* type, display_mode, flags, window description, callback */
{ NT_ARRIVAL_COMPANY, (NF_NO_TRANSPARENT | NF_SHADE), &_thin_news_desc }, ///< NS_ARRIVAL_COMPANY
{ NT_ARRIVAL_OTHER, (NF_NO_TRANSPARENT | NF_SHADE), &_thin_news_desc }, ///< NS_ARRIVAL_OTHER
{ NT_ACCIDENT, (NF_NO_TRANSPARENT | NF_SHADE), &_thin_news_desc }, ///< NS_ACCIDENT
{ NT_COMPANY_INFO, NF_NONE, &_company_news_desc }, ///< NS_COMPANY_TROUBLE
{ NT_COMPANY_INFO, NF_NONE, &_company_news_desc }, ///< NS_COMPANY_MERGER
{ NT_COMPANY_INFO, NF_NONE, &_company_news_desc }, ///< NS_COMPANY_BANKRUPT
{ NT_COMPANY_INFO, NF_NONE, &_company_news_desc }, ///< NS_COMPANY_NEW
{ NT_INDUSTRY_OPEN, (NF_NO_TRANSPARENT | NF_SHADE), &_thin_news_desc }, ///< NS_INDUSTRY_OPEN
{ NT_INDUSTRY_CLOSE, (NF_NO_TRANSPARENT | NF_SHADE), &_thin_news_desc }, ///< NS_INDUSTRY_CLOSE
{ NT_ECONOMY, NF_NONE, &_normal_news_desc }, ///< NS_ECONOMY
{ NT_INDUSTRY_COMPANY, (NF_NO_TRANSPARENT | NF_SHADE), &_thin_news_desc }, ///< NS_INDUSTRY_COMPANY
{ NT_INDUSTRY_OTHER, (NF_NO_TRANSPARENT | NF_SHADE), &_thin_news_desc }, ///< NS_INDUSTRY_OTHER
{ NT_INDUSTRY_NOBODY, (NF_NO_TRANSPARENT | NF_SHADE), &_thin_news_desc }, ///< NS_INDUSTRY_NOBODY
{ NT_ADVICE, NF_INCOLOUR, &_small_news_desc }, ///< NS_ADVICE
{ NT_NEW_VEHICLES, NF_NONE, &_vehicle_news_desc }, ///< NS_NEW_VEHICLES
{ NT_ACCEPTANCE, NF_INCOLOUR, &_small_news_desc }, ///< NS_ACCEPTANCE
{ NT_SUBSIDIES, NF_NONE, &_normal_news_desc }, ///< NS_SUBSIDIES
{ NT_GENERAL, NF_NONE, &_normal_news_desc }, ///< NS_GENERAL
};
assert_compile(lengthof(_news_subtype_data) == NS_END);
/**
* Per-NewsType data
*/
NewsTypeData _news_type_data[] = {
/* name, age, sound, description */
NewsTypeData("arrival_player", 60, SND_1D_APPLAUSE, STR_NEWS_MESSAGE_TYPE_ARRIVAL_OF_FIRST_VEHICLE_OWN ), ///< NT_ARRIVAL_COMPANY
NewsTypeData("arrival_other", 60, SND_1D_APPLAUSE, STR_NEWS_MESSAGE_TYPE_ARRIVAL_OF_FIRST_VEHICLE_OTHER ), ///< NT_ARRIVAL_OTHER
NewsTypeData("accident", 90, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_ACCIDENTS_DISASTERS ), ///< NT_ACCIDENT
NewsTypeData("company_info", 60, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_COMPANY_INFORMATION ), ///< NT_COMPANY_INFO
NewsTypeData("open", 90, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_INDUSTRY_OPEN ), ///< NT_INDUSTRY_OPEN
NewsTypeData("close", 90, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_INDUSTRY_CLOSE ), ///< NT_INDUSTRY_CLOSE
NewsTypeData("economy", 30, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_ECONOMY_CHANGES ), ///< NT_ECONOMY
NewsTypeData("production_player", 30, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_INDUSTRY_CHANGES_SERVED_BY_COMPANY ), ///< NT_INDUSTRY_COMPANY
NewsTypeData("production_other", 30, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_INDUSTRY_CHANGES_SERVED_BY_OTHER ), ///< NT_INDUSTRY_OTHER
NewsTypeData("production_nobody", 30, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_INDUSTRY_CHANGES_UNSERVED ), ///< NT_INDUSTRY_NOBODY
NewsTypeData("advice", 150, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_ADVICE_INFORMATION_ON_COMPANY ), ///< NT_ADVICE
NewsTypeData("new_vehicles", 30, SND_1E_OOOOH, STR_NEWS_MESSAGE_TYPE_NEW_VEHICLES ), ///< NT_NEW_VEHICLES
NewsTypeData("acceptance", 90, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_CHANGES_OF_CARGO_ACCEPTANCE ), ///< NT_ACCEPTANCE
NewsTypeData("subsidies", 180, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_SUBSIDIES ), ///< NT_SUBSIDIES
NewsTypeData("general", 60, SND_BEGIN, STR_NEWS_MESSAGE_TYPE_GENERAL_INFORMATION ), ///< NT_GENERAL
};
assert_compile(lengthof(_news_type_data) == NT_END);
/** 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
NewsItem *ni; ///< News item to display.
static uint duration; ///< Remaining time for showing current news message (may only be accessed while a news item is displayed).
NewsWindow(const WindowDesc *desc, NewsItem *ni) : Window(), ni(ni)
{
NewsWindow::duration = 555;
const Window *w = FindWindowById(WC_SEND_NETWORK_MSG, 0);
this->chat_height = (w != NULL) ? w->height : 0;
this->status_height = FindWindowById(WC_STATUS_BAR, 0)->height;
this->flags4 |= WF_DISABLE_VP_SCROLL;
this->CreateNestedTree(desc);
switch (this->ni->subtype) {
case NS_COMPANY_TROUBLE:
this->GetWidget(NTW_TITLE)->widget_data = STR_NEWS_COMPANY_IN_TROUBLE_TITLE;
break;
case NS_COMPANY_MERGER:
this->GetWidget(NTW_TITLE)->widget_data = STR_NEWS_COMPANY_MERGER_TITLE;
break;
case NS_COMPANY_BANKRUPT:
this->GetWidget(NTW_TITLE)->widget_data = STR_NEWS_COMPANY_BANKRUPT_TITLE;
break;
case NS_COMPANY_NEW:
this->GetWidget(NTW_TITLE)->widget_data = STR_NEWS_COMPANY_LAUNCH_TITLE;
break;
default:
break;
}
this->FinishInitNested(desc, 0);
/* Initialize viewport if it exists. */
NWidgetViewport *nvp = this->GetWidget(NTW_VIEWPORT);
if (nvp != NULL) {
nvp->InitializeViewport(this, ni->reftype1 == NR_VEHICLE ? 0x80000000 | ni->ref1 : GetReferenceTile(ni->reftype1, ni->ref1), 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;
}
}
}
void DrawNewsBorder(const Rect &r) const
{
GfxFillRect(r.left, r.top, r.right, r.bottom, 0xF);
GfxFillRect(r.left, r.top, r.left, r.bottom, 0xD7);
GfxFillRect(r.right, r.top, r.right, r.bottom, 0xD7);
GfxFillRect(r.left, r.top, r.right, r.top, 0xD7);
GfxFillRect(r.left, r.bottom, r.right, r.bottom, 0xD7);
}
virtual void OnPaint()
{
this->DrawWidgets();
}
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
{
StringID str = STR_NULL;
switch (widget) {
case NTW_MESSAGE:
CopyInDParam(0, this->ni->params, lengthof(this->ni->params));
str = this->ni->string_id;
break;
case NTW_COMPANY_MSG:
str = this->GetCompanyMessageString();
break;
case NTW_VEH_NAME:
case NTW_VEH_TITLE:
str = this->GetNewVehicleMessageString(widget);
break;
case NTW_VEH_INFO: {
assert(this->ni->reftype1 == NR_ENGINE);
EngineID engine = this->ni->ref1;
str = GetEngineInfoString(engine);
break;
}
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);
}
virtual void SetStringParameters(int widget) const
{
if (widget == NTW_DATE) SetDParam(0, this->ni->date);
}
virtual void DrawWidget(const Rect &r, int widget) const
{
switch (widget) {
case NTW_PANEL:
this->DrawNewsBorder(r);
return;
case NTW_MESSAGE:
CopyInDParam(0, this->ni->params, lengthof(this->ni->params));
DrawStringMultiLine(r.left + 2, r.right - 2, r.top, r.bottom, this->ni->string_id, TC_FROMSTRING, SA_CENTER);
break;
case NTW_MGR_FACE: {
const CompanyNewsInformation *cni = (const CompanyNewsInformation*)this->ni->free_data;
DrawCompanyManagerFace(cni->face, cni->colour, r.left, r.top);
GfxFillRect(r.left + 1, r.top, r.left + 1 + 91, r.top + 118, PALETTE_TO_STRUCT_GREY, FILLRECT_RECOLOUR);
break;
}
case NTW_MGR_NAME: {
const CompanyNewsInformation *cni = (const CompanyNewsInformation*)this->ni->free_data;
SetDParamStr(0, cni->president_name);
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, STR_JUST_RAW_STRING, TC_FROMSTRING, SA_CENTER);
break;
}
case NTW_COMPANY_MSG:
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, this->GetCompanyMessageString(), TC_FROMSTRING, SA_CENTER);
break;
case NTW_VEH_BKGND:
GfxFillRect(r.left, r.top, r.right, r.bottom, 10);
break;
case NTW_VEH_NAME:
case NTW_VEH_TITLE:
DrawStringMultiLine(r.left, r.right, r.top, r.bottom, this->GetNewVehicleMessageString(widget), TC_FROMSTRING, SA_CENTER);
break;
case NTW_VEH_SPR: {
assert(this->ni->reftype1 == NR_ENGINE);
EngineID engine = this->ni->ref1;
DrawVehicleEngine(r.left, r.right, (r.left + r.right) / 2, (r.top + r.bottom) / 2, engine, GetEnginePalette(engine, _local_company));
GfxFillRect(r.left, r.top, r.right, r.bottom, PALETTE_TO_STRUCT_GREY, FILLRECT_RECOLOUR);
break;
}
case NTW_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;
}
}
}
virtual void OnClick(Point pt, int widget)
{
switch (widget) {
case NTW_CLOSEBOX:
NewsWindow::duration = 0;
delete this;
_forced_news = NULL;
break;
case NTW_CAPTION:
case NTW_VIEWPORT:
break; // Ignore clicks
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;
}
}
virtual EventState OnKeyPress(uint16 key, uint16 keycode)
{
if (keycode == WKC_SPACE) {
/* Don't continue. */
delete this;
return ES_HANDLED;
}
return ES_NOT_HANDLED;
}
virtual void OnInvalidateData(int data)
{
/* The chatbar has notified us that is was either created or closed */
this->chat_height = data;
}
virtual void OnTick()
{
/* Scroll up newsmessages from the bottom in steps of 4 pixels */
int y = max(this->top - 4, _screen.height - this->height - this->status_height - this->chat_height);
if (y == this->top) return;
if (this->viewport != NULL) this->viewport->top += y - this->top;
int diff = Delta(this->top, y);
this->top = y;
SetDirtyBlocks(this->left, this->top, this->left + this->width, this->top + this->height + diff);
}
private:
StringID GetCompanyMessageString() const
{
switch (this->ni->subtype) {
case NS_COMPANY_TROUBLE:
SetDParam(0, this->ni->params[2]);
return STR_NEWS_COMPANY_IN_TROUBLE_DESCRIPTION;
case NS_COMPANY_MERGER:
SetDParam(0, this->ni->params[2]);
SetDParam(1, this->ni->params[3]);
SetDParam(2, this->ni->params[4]);
return this->ni->params[4] == 0 ? STR_NEWS_MERGER_TAKEOVER_TITLE : STR_NEWS_COMPANY_MERGER_DESCRIPTION;
case NS_COMPANY_BANKRUPT:
SetDParam(0, this->ni->params[2]);
return STR_NEWS_COMPANY_BANKRUPT_DESCRIPTION;
case NS_COMPANY_NEW:
SetDParam(0, this->ni->params[2]);
SetDParam(1, this->ni->params[3]);
return STR_NEWS_COMPANY_LAUNCH_DESCRIPTION;
default:
NOT_REACHED();
}
}
StringID GetNewVehicleMessageString(int widget) const
{
assert(this->ni->reftype1 == NR_ENGINE);
EngineID engine = this->ni->ref1;
switch (widget) {
case NTW_VEH_TITLE:
SetDParam(0, GetEngineCategoryName(engine));
return STR_NEWS_NEW_VEHICLE_NOW_AVAILABLE;
case NTW_VEH_NAME:
SetDParam(0, engine);
return STR_NEWS_NEW_VEHICLE_TYPE;
default:
NOT_REACHED();
}
}
};
/* static */ uint NewsWindow::duration = 0; // Instance creation.
/** Open up an own newspaper window for the news item */
static void ShowNewspaper(NewsItem *ni)
{
SoundFx sound = _news_type_data[_news_subtype_data[ni->subtype].type].sound;
if (sound != 0) SndPlayFx(sound);
WindowDesc *desc = _news_subtype_data[ni->subtype].desc;
desc->top = _screen.height;
new NewsWindow(desc, ni);
}
/** Show news item in the ticker */
static void ShowTicker(const NewsItem *ni)
{
if (_news_ticker_sound) SndPlayFx(SND_16_MORSE);
_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 != NULL; ) {
NewsItem *next = ni->next;
delete ni;
ni = next;
}
_total_news = 0;
_oldest_news = NULL;
_latest_news = NULL;
_forced_news = NULL;
_current_news = NULL;
NewsWindow::duration = 0;
}
/**
* Are we ready to show another news item?
* Only if nothing is in the newsticker and no newspaper is displayed
*/
static bool ReadyForNextItem()
{
NewsItem *ni = _forced_news == NULL ? _current_news : _forced_news;
if (ni == NULL) return true;
/* Ticker message
* Check if the status bar message is still being displayed? */
if (IsNewsTickerShown()) return false;
/* Newspaper message, decrement duration counter */
if (NewsWindow::duration != 0) NewsWindow::duration--;
/* neither newsticker nor newspaper are running */
return (NewsWindow::duration == 0 || FindWindowById(WC_NEWS_WINDOW, 0) == NULL);
}
/** Move to the next news item */
static void MoveToNextItem()
{
InvalidateWindowData(WC_STATUS_BAR, 0, SBI_NEWS_DELETED); // invalidate the statusbar
DeleteWindowById(WC_NEWS_WINDOW, 0); // close the newspapers window if shown
_forced_news = NULL;
/* if we're not at the last item, then move on */
if (_current_news != _latest_news) {
_current_news = (_current_news == NULL) ? _oldest_news : _current_news->next;
NewsItem *ni = _current_news;
const NewsType type = _news_subtype_data[ni->subtype].type;
/* check the date, don't show too old items */
if (_date - _news_type_data[type].age > ni->date) return;
switch (_news_type_data[type].display) {
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
ShowNewspaper(ni);
break;
}
}
}
/**
* Add a new newsitem to be shown.
* @param string String to display
* @param subtype news category, any of the NewsSubtype enums (NS_)
* @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 deleteing 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 deleteing the news when the object is deleted.
* @param free_data Pointer to data that must be freed once the news message is cleared
*
* @see NewsSubype
*/
void AddNewsItem(StringID string, NewsSubtype subtype, NewsReferenceType reftype1, uint32 ref1, NewsReferenceType reftype2, uint32 ref2, void *free_data)
{
if (_game_mode == GM_MENU) return;
/* Create new news item node */
NewsItem *ni = new NewsItem;
ni->string_id = string;
ni->subtype = subtype;
ni->flags = _news_subtype_data[subtype].flags;
/* show this news message in colour? */
if (_cur_year >= _settings_client.gui.coloured_news_year) ni->flags |= NF_INCOLOUR;
ni->reftype1 = reftype1;
ni->reftype2 = reftype2;
ni->ref1 = ref1;
ni->ref2 = ref2;
ni->free_data = free_data;
ni->date = _date;
CopyOutDParam(ni->params, 0, lengthof(ni->params));
if (_total_news++ == 0) {
assert(_oldest_news == NULL);
_oldest_news = ni;
ni->prev = NULL;
} else {
assert(_latest_news->next == NULL);
_latest_news->next = ni;
ni->prev = _latest_news;
}
ni->next = NULL;
_latest_news = ni;
SetWindowDirty(WC_MESSAGE_HISTORY, 0);
}
/** Delete a news item from the queue */
static void DeleteNewsItem(NewsItem *ni)
{
if (_forced_news == ni || _current_news == ni) {
/* about to remove the currently forced item (shown as newspapers) ||
* about to remove the currently displayed item (newspapers, ticker, or just a reminder) */
MoveToNextItem();
}
/* delete item */
if (ni->prev != NULL) {
ni->prev->next = ni->next;
} else {
assert(_oldest_news == ni);
_oldest_news = ni->next;
}
if (ni->next != NULL) {
ni->next->prev = ni->prev;
} else {
assert(_latest_news == ni);
_latest_news = ni->prev;
}
free(ni->free_data);
if (_current_news == ni) _current_news = ni->prev;
_total_news--;
delete ni;
SetWindowDirty(WC_MESSAGE_HISTORY, 0);
}
void DeleteVehicleNews(VehicleID vid, StringID news)
{
NewsItem *ni = _oldest_news;
while (ni != NULL) {
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 != NULL) {
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 != NULL) {
NewsItem *next = ni->next;
if ((ni->reftype1 == NR_INDUSTRY && ni->ref1 == iid) || (ni->reftype2 == NR_INDUSTRY && ni->ref2 == iid)) {
DeleteNewsItem(ni);
}
ni = next;
}
}
static void RemoveOldNewsItems()
{
NewsItem *next;
for (NewsItem *cur = _oldest_news; _total_news > MIN_NEWS_AMOUNT && cur != NULL; cur = next) {
next = cur->next;
if (_date - _news_type_data[_news_subtype_data[cur->subtype].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 != NULL; 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;
/* Oh noes :(
* Autoreplace is breaking the whole news-reference concept here, as we want to keep the news,
* but do not know which DParams to change.
*
* Currently only NS_ADVICE news have vehicle IDs in their DParams.
* And all NS_ADVICE news have the ID in param 0.
*/
if (ni->subtype == NS_ADVICE && ni->params[0] == from_index) ni->params[0] = to_index;
}
}
void NewsLoop()
{
/* no news item yet */
if (_total_news == 0) return;
/* 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) == NULL) return;
static byte _last_clean_month = 0;
if (_last_clean_month != _cur_month) {
RemoveOldNewsItems();
_last_clean_month = _cur_month;
}
if (ReadyForNextItem()) MoveToNextItem();
}
/** Do a forced show of a specific message */
static void ShowNewsMessage(NewsItem *ni)
{
assert(_total_news != 0);
/* Delete the news window */
DeleteWindowById(WC_NEWS_WINDOW, 0);
/* setup forced news item */
_forced_news = ni;
if (_forced_news != NULL) {
DeleteWindowById(WC_NEWS_WINDOW, 0);
ShowNewspaper(ni);
}
}
/** Show previous news item */
void ShowLastNewsMessage()
{
if (_total_news == 0) {
return;
} else if (_forced_news == NULL) {
/* 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 */
const Window *w = FindWindowById(WC_NEWS_WINDOW, 0);
ShowNewsMessage((w == NULL || (_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 */
ShowNewsMessage(_latest_news);
} else {
/* 'Scrolling' through news history show each one in turn */
ShowNewsMessage(_forced_news->prev);
}
}
/**
* 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
* @param maxw maximum width of string in pixels
*/
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 neccessary */
DrawString(left, right, y, buffer2, colour);
}
/** Widget numbers of the message history window. */
enum MessageHistoryWidgets {
MHW_CLOSEBOX,
MHW_CAPTION,
MHW_STICKYBOX,
MHW_BACKGROUND,
MHW_SCROLLBAR,
MHW_RESIZEBOX,
};
struct MessageHistoryWindow : Window {
static const int top_spacing; ///< Additional spacing at the top of the #MHW_BACKGROUND widget.
static const int bottom_spacing; ///< Additional spacing at the bottom of the #MHW_BACKGROUND widget.
int line_height; /// < Height of a single line in the news histoy window including spacing.
int date_width; /// < Width needed for the date part.
MessageHistoryWindow(const WindowDesc *desc) : Window()
{
this->InitNested(desc); // Initializes 'this->line_height' and 'this->date_width'.
this->OnInvalidateData(0);
}
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
{
if (widget == MHW_BACKGROUND) {
this->line_height = FONT_HEIGHT_NORMAL + 2;
resize->height = this->line_height;
SetDParam(0, ConvertYMDToDate(ORIGINAL_MAX_YEAR, 12, 30));
this->date_width = GetStringBoundingBox(STR_SHORT_DATE).width;
size->height = 4 * resize->height + this->top_spacing + this->bottom_spacing; // At least 4 lines are visible.
size->width = max(200u, size->width); // At least 200 pixels wide.
}
}
virtual void OnPaint()
{
this->OnInvalidateData(0);
this->DrawWidgets();
}
virtual void DrawWidget(const Rect &r, int widget) const
{
if (widget != MHW_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 == NULL) return;
}
/* Fill the widget with news items. */
int y = r.top + this->top_spacing;
bool rtl = _dynlang.text_dir == TD_RTL;
uint date_left = rtl ? r.right - WD_FRAMERECT_RIGHT - this->date_width : r.left + WD_FRAMERECT_LEFT;
uint date_right = rtl ? r.right - WD_FRAMERECT_RIGHT : r.left + WD_FRAMERECT_LEFT + this->date_width;
uint news_left = rtl ? r.left + WD_FRAMERECT_LEFT : r.left + WD_FRAMERECT_LEFT + this->date_width + WD_FRAMERECT_RIGHT;
uint news_right = rtl ? r.right - WD_FRAMERECT_RIGHT - this->date_width - WD_FRAMERECT_RIGHT : r.right - WD_FRAMERECT_RIGHT;
for (int n = this->vscroll.GetCapacity(); n > 0; n--) {
SetDParam(0, ni->date);
DrawString(date_left, date_right, y, STR_SHORT_DATE);
DrawNewsString(news_left, news_right, y, TC_WHITE, ni);
y += this->line_height;
ni = ni->prev;
if (ni == NULL) return;
}
}
virtual void OnInvalidateData(int data)
{
this->vscroll.SetCount(_total_news);
}
virtual void OnClick(Point pt, int widget)
{
if (widget == MHW_BACKGROUND) {
NewsItem *ni = _latest_news;
if (ni == NULL) return;
for (int n = (pt.y - this->GetWidget(MHW_BACKGROUND)->pos_y - WD_FRAMERECT_TOP) / this->line_height + this->vscroll.GetPosition(); n > 0; n--) {
ni = ni->prev;
if (ni == NULL) return;
}
ShowNewsMessage(ni);
}
}
virtual void OnResize()
{
this->vscroll.SetCapacity(this->GetWidget(MHW_BACKGROUND)->current_y / this->line_height);
}
};
const int MessageHistoryWindow::top_spacing = WD_FRAMERECT_TOP + 4;
const int MessageHistoryWindow::bottom_spacing = WD_FRAMERECT_BOTTOM;
static const NWidgetPart _nested_message_history[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_BROWN, MHW_CLOSEBOX),
NWidget(WWT_CAPTION, COLOUR_BROWN, MHW_CAPTION), SetDataTip(STR_MESSAGE_HISTORY, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
NWidget(WWT_STICKYBOX, COLOUR_BROWN, MHW_STICKYBOX),
EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(WWT_PANEL, COLOUR_BROWN, MHW_BACKGROUND), SetMinimalSize(200, 125), SetDataTip(0x0, STR_MESSAGE_HISTORY_TOOLTIP), SetResize(1, 12),
EndContainer(),
NWidget(NWID_VERTICAL),
NWidget(WWT_SCROLLBAR, COLOUR_BROWN, MHW_SCROLLBAR),
NWidget(WWT_RESIZEBOX, COLOUR_BROWN, MHW_RESIZEBOX),
EndContainer(),
EndContainer(),
};
static const WindowDesc _message_history_desc(
240, 22, 400, 140,
WC_MESSAGE_HISTORY, WC_NONE,
WDF_UNCLICK_BUTTONS,
_nested_message_history, lengthof(_nested_message_history)
);
/** Display window with news messages history */
void ShowMessageHistory()
{
DeleteWindowById(WC_MESSAGE_HISTORY, 0);
new MessageHistoryWindow(&_message_history_desc);
}
/** Constants in the message options window. */
enum MessageOptionsSpace {
MOS_WIDG_PER_SETTING = 4, ///< Number of widgets needed for each news category, starting at widget #WIDGET_NEWSOPT_START_OPTION.
MOS_LEFT_EDGE = 6, ///< Number of pixels between left edge of the window and the options buttons column.
MOS_COLUMN_SPACING = 4, ///< Number of pixels between the buttons and the description columns.
MOS_RIGHT_EDGE = 6, ///< Number of pixels between right edge of the window and the options descriptions column.
MOS_BUTTON_SPACE = 10, ///< Additional space in the button with the option value (for better looks).
MOS_ABOVE_GLOBAL_SETTINGS = 6, ///< Number of vertical pixels between the categories and the global options.
MOS_BOTTOM_EDGE = 6, ///< Number of pixels between bottom edge of the window and bottom of the global options.
};
/** Message options widget numbers. */
enum MessageOptionWidgets {
WIDGET_NEWSOPT_CLOSEBOX, ///< Close box.
WIDGET_NEWSOPT_CAPTION, ///< Caption.
WIDGET_NEWSOPT_BACKGROUND, ///< Background widget.
WIDGET_NEWSOPT_LABEL, ///< Top label.
WIDGET_NEWSOPT_DROP_SUMMARY, ///< Dropdown that adjusts at once the level for all settings.
WIDGET_NEWSOPT_LABEL_SUMMARY, ///< Label of the summary drop down.
WIDGET_NEWSOPT_SOUNDTICKER, ///< Button for (de)activating sound on events.
WIDGET_NEWSOPT_SOUNDTICKER_LABEL, ///< Label of the soundticker button,
WIDGET_NEWSOPT_START_OPTION, ///< First widget that is part of a group [<][label][>] [description]
WIDGET_NEWSOPT_END_OPTION = WIDGET_NEWSOPT_START_OPTION + NT_END * MOS_WIDG_PER_SETTING, ///< First widget after the groups.
};
struct MessageOptionsWindow : Window {
static const StringID message_opt[]; ///< Message report options, 'off', 'summary', or 'full'.
int state; ///< Option value for setting all categories at once.
MessageOptionsWindow(const WindowDesc *desc) : Window()
{
this->InitNested(desc);
/* Set up the initial disabled buttons in the case of 'off' or 'full' */
NewsDisplay all_val = _news_type_data[0].display;
for (int i = 0; i < NT_END; i++) {
this->SetMessageButtonStates(_news_type_data[i].display, i);
/* If the value doesn't match the ALL-button value, set the ALL-button value to 'off' */
if (_news_type_data[i].display != all_val) all_val = ND_OFF;
}
/* If all values are the same value, the ALL-button will take over this value */
this->state = all_val;
this->OnInvalidateData(0);
}
/**
* Setup the disabled/enabled buttons in the message window
* If the value is 'off' disable the [<] widget, and enable the [>] one
* Same-wise for all the others. Starting value of 4 is the first widget
* group. These are grouped as [<][>] .. [<][>], etc.
* @param value to set in the widget
* @param element index of the group of widget to set
*/
void SetMessageButtonStates(byte value, int element)
{
element *= MOS_WIDG_PER_SETTING;
this->SetWidgetDisabledState(element + WIDGET_NEWSOPT_START_OPTION, value == 0);
this->SetWidgetDisabledState(element + WIDGET_NEWSOPT_START_OPTION + 2, value == 2);
}
virtual void OnPaint()
{
this->DrawWidgets();
}
virtual void DrawWidget(const Rect &r, int widget) const
{
if (widget >= WIDGET_NEWSOPT_START_OPTION && widget < WIDGET_NEWSOPT_END_OPTION && (widget - WIDGET_NEWSOPT_START_OPTION) % MOS_WIDG_PER_SETTING == 1) {
/* Draw the string of each setting on each button. */
int i = (widget - WIDGET_NEWSOPT_START_OPTION) / MOS_WIDG_PER_SETTING;
DrawString(r.left, r.right, r.top + 2, this->message_opt[_news_type_data[i].display], TC_BLACK, SA_CENTER);
}
}
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
{
if (widget >= WIDGET_NEWSOPT_START_OPTION && widget < WIDGET_NEWSOPT_END_OPTION) {
/* Height is the biggest widget height in a row. */
size->height = FONT_HEIGHT_NORMAL + max(WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM, WD_IMGBTN_TOP + WD_IMGBTN_BOTTOM);
/* Compute width for the label widget only. */
if ((widget - WIDGET_NEWSOPT_START_OPTION) % MOS_WIDG_PER_SETTING == 1) {
Dimension d = {0, 0};
for (const StringID *str = message_opt; *str != INVALID_STRING_ID; str++) d = maxdim(d, GetStringBoundingBox(*str));
size->width = d.width + padding.width + MOS_BUTTON_SPACE; // A bit extra for better looks.
}
return;
}
/* Size computations for global message options. */
if (widget == WIDGET_NEWSOPT_DROP_SUMMARY || widget == WIDGET_NEWSOPT_LABEL_SUMMARY || widget == WIDGET_NEWSOPT_SOUNDTICKER || widget == WIDGET_NEWSOPT_SOUNDTICKER_LABEL) {
/* Height is the biggest widget height in a row. */
size->height = FONT_HEIGHT_NORMAL + max(WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM, WD_DROPDOWNTEXT_TOP + WD_DROPDOWNTEXT_BOTTOM);
if (widget == WIDGET_NEWSOPT_DROP_SUMMARY) {
Dimension d = {0, 0};
for (const StringID *str = message_opt; *str != INVALID_STRING_ID; str++) d = maxdim(d, GetStringBoundingBox(*str));
size->width = d.width + padding.width + MOS_BUTTON_SPACE; // A bit extra for better looks.
} else if (widget == WIDGET_NEWSOPT_SOUNDTICKER) {
size->width += MOS_BUTTON_SPACE; // A bit extra for better looks.
}
return;
}
}
virtual void OnInvalidateData(int data)
{
/* Update the dropdown value for 'set all categories'. */
this->GetWidget(WIDGET_NEWSOPT_DROP_SUMMARY)->widget_data = this->message_opt[this->state];
/* Update widget to reflect the value of the #_news_ticker_sound variable. */
this->SetWidgetLoweredState(WIDGET_NEWSOPT_SOUNDTICKER, _news_ticker_sound);
}
virtual void OnClick(Point pt, int widget)
{
switch (widget) {
case WIDGET_NEWSOPT_DROP_SUMMARY: // Dropdown menu for all settings
ShowDropDownMenu(this, this->message_opt, this->state, WIDGET_NEWSOPT_DROP_SUMMARY, 0, 0);
break;
case WIDGET_NEWSOPT_SOUNDTICKER: // Change ticker sound on/off
_news_ticker_sound ^= 1;
this->InvalidateData();
break;
default: { // Clicked on the [<] .. [>] widgets
if (widget >= WIDGET_NEWSOPT_START_OPTION && widget < WIDGET_NEWSOPT_END_OPTION) {
int wid = widget - WIDGET_NEWSOPT_START_OPTION;
int element = wid / MOS_WIDG_PER_SETTING;
byte val = (_news_type_data[element].display + ((wid % MOS_WIDG_PER_SETTING) ? 1 : -1)) % 3;
this->SetMessageButtonStates(val, element);
_news_type_data[element].display = (NewsDisplay)val;
this->SetDirty();
}
break;
}
}
}
virtual void OnDropdownSelect(int widget, int index)
{
this->state = index;
for (int i = 0; i < NT_END; i++) {
this->SetMessageButtonStates(index, i);
_news_type_data[i].display = (NewsDisplay)index;
}
this->InvalidateData();
}
};
const StringID MessageOptionsWindow::message_opt[] = {STR_NEWS_MESSAGES_OFF, STR_NEWS_MESSAGES_SUMMARY, STR_NEWS_MESSAGES_FULL, INVALID_STRING_ID};
/** Make a column with the buttons for changing each news category setting, and the global settings. */
static NWidgetBase *MakeButtonsColumn(int *biggest_index)
{
NWidgetVertical *vert_buttons = new NWidgetVertical;
/* Top-part of the column, one row for each new category. */
int widnum = WIDGET_NEWSOPT_START_OPTION;
for (int i = 0; i < NT_END; i++) {
NWidgetHorizontal *hor = new NWidgetHorizontal;
/* [<] button. */
NWidgetLeaf *leaf = new NWidgetLeaf(NWID_BUTTON_ARROW, COLOUR_YELLOW, widnum, AWV_DECREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
leaf->SetFill(1, 1);
hor->Add(leaf);
/* Label. */
leaf = new NWidgetLeaf(WWT_PUSHTXTBTN, COLOUR_YELLOW, widnum + 1, STR_EMPTY, STR_NULL);
leaf->SetFill(1, 1);
hor->Add(leaf);
/* [>] button. */
leaf = new NWidgetLeaf(NWID_BUTTON_ARROW, COLOUR_YELLOW, widnum + 2, AWV_INCREASE, STR_TOOLTIP_HSCROLL_BAR_SCROLLS_LIST);
leaf->SetFill(1, 1);
hor->Add(leaf);
vert_buttons->Add(hor);
widnum += MOS_WIDG_PER_SETTING;
}
*biggest_index = widnum - MOS_WIDG_PER_SETTING + 2;
/* Space between the category buttons and the global settings buttons. */
NWidgetSpacer *spacer = new NWidgetSpacer(0, MOS_ABOVE_GLOBAL_SETTINGS);
vert_buttons->Add(spacer);
/* Bottom part of the column with buttons for global changes. */
NWidgetLeaf *leaf = new NWidgetLeaf(WWT_DROPDOWN, COLOUR_YELLOW, WIDGET_NEWSOPT_DROP_SUMMARY, STR_EMPTY, STR_NULL);
leaf->SetFill(1, 1);
vert_buttons->Add(leaf);
leaf = new NWidgetLeaf(WWT_TEXTBTN_2, COLOUR_YELLOW, WIDGET_NEWSOPT_SOUNDTICKER, STR_STATION_BUILD_COVERAGE_OFF, STR_NULL);
leaf->SetFill(1, 1);
vert_buttons->Add(leaf);
*biggest_index = max(*biggest_index, max(WIDGET_NEWSOPT_DROP_SUMMARY, WIDGET_NEWSOPT_SOUNDTICKER));
return vert_buttons;
}
/** Make a column with descriptions for each news category and the global settings. */
static NWidgetBase *MakeDescriptionColumn(int *biggest_index)
{
NWidgetVertical *vert_desc = new NWidgetVertical;
/* Top-part of the column, one row for each new category. */
int widnum = WIDGET_NEWSOPT_START_OPTION;
for (int i = 0; i < NT_END; i++) {
NWidgetHorizontal *hor = new NWidgetHorizontal;
/* Descriptive text. */
NWidgetLeaf *leaf = new NWidgetLeaf(WWT_TEXT, COLOUR_YELLOW, widnum + 3, _news_type_data[i].description, STR_NULL);
hor->Add(leaf);
/* Filling empty space to push text to the left. */
NWidgetSpacer *spacer = new NWidgetSpacer(0, 0);
spacer->SetFill(1, 0);
hor->Add(spacer);
vert_desc->Add(hor);
widnum += MOS_WIDG_PER_SETTING;
}
*biggest_index = widnum - MOS_WIDG_PER_SETTING + 3;
/* Space between the category descriptions and the global settings descriptions. */
NWidgetSpacer *spacer = new NWidgetSpacer(0, MOS_ABOVE_GLOBAL_SETTINGS);
vert_desc->Add(spacer);
/* Bottom part of the column with descriptions of global changes. */
NWidgetHorizontal *hor = new NWidgetHorizontal;
NWidgetLeaf *leaf = new NWidgetLeaf(WWT_TEXT, COLOUR_YELLOW, WIDGET_NEWSOPT_LABEL_SUMMARY, STR_NEWS_MESSAGES_ALL, STR_NULL);
hor->Add(leaf);
/* Filling empty space to push text to the left. */
spacer = new NWidgetSpacer(0, 0);
spacer->SetFill(1, 0);
hor->Add(spacer);
vert_desc->Add(hor);
hor = new NWidgetHorizontal;
leaf = new NWidgetLeaf(WWT_TEXT, COLOUR_YELLOW, WIDGET_NEWSOPT_SOUNDTICKER_LABEL, STR_NEWS_MESSAGES_SOUND, STR_NULL);
hor->Add(leaf);
/* Filling empty space to push text to the left. */
spacer = new NWidgetSpacer(0, 0);
leaf->SetFill(1, 0);
hor->Add(spacer);
vert_desc->Add(hor);
*biggest_index = max(*biggest_index, max(WIDGET_NEWSOPT_LABEL_SUMMARY, WIDGET_NEWSOPT_SOUNDTICKER_LABEL));
return vert_desc;
}
static const NWidgetPart _nested_message_options_widgets[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CLOSEBOX, COLOUR_BROWN, WIDGET_NEWSOPT_CLOSEBOX),
NWidget(WWT_CAPTION, COLOUR_BROWN, WIDGET_NEWSOPT_CAPTION), SetDataTip(STR_NEWS_MESSAGE_OPTIONS_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
EndContainer(),
NWidget(WWT_PANEL, COLOUR_BROWN, WIDGET_NEWSOPT_BACKGROUND),
NWidget(NWID_HORIZONTAL),
NWidget(NWID_SPACER), SetFill(1, 0),
NWidget(WWT_LABEL, COLOUR_BROWN, WIDGET_NEWSOPT_LABEL), SetMinimalSize(0, 14), SetDataTip(STR_NEWS_MESSAGE_TYPES, STR_NULL),
NWidget(NWID_SPACER), SetFill(1, 0),
EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(NWID_SPACER), SetMinimalSize(MOS_LEFT_EDGE, 0),
NWidgetFunction(MakeButtonsColumn),
NWidget(NWID_SPACER), SetMinimalSize(MOS_COLUMN_SPACING, 0),
NWidgetFunction(MakeDescriptionColumn),
NWidget(NWID_SPACER), SetMinimalSize(MOS_RIGHT_EDGE, 0),
EndContainer(),
NWidget(NWID_SPACER), SetMinimalSize(0, MOS_BOTTOM_EDGE),
EndContainer(),
};
static const WindowDesc _message_options_desc(
270, 22, 0, 0,
WC_GAME_OPTIONS, WC_NONE,
WDF_UNCLICK_BUTTONS,
_nested_message_options_widgets, lengthof(_nested_message_options_widgets)
);
void ShowMessageOptions()
{
DeleteWindowById(WC_GAME_OPTIONS, 0);
new MessageOptionsWindow(&_message_options_desc);
}