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/* $Id$ */
/*
* 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 <http://www.gnu.org/licenses/>.
*/
/** @file statusbar_gui.cpp The GUI for the bottom status bar. */
#include "stdafx.h"
#include "openttd.h"
#include "date_func.h"
#include "gfx_func.h"
#include "news_func.h"
#include "company_func.h"
#include "string_func.h"
#include "strings_func.h"
#include "company_base.h"
#include "tilehighlight_func.h"
#include "news_gui.h"
#include "company_gui.h"
#include "window_gui.h"
#include "variables.h"
#include "window_func.h"
#include "statusbar_gui.h"
#include "table/strings.h"
#include "table/sprites.h"
static bool DrawScrollingStatusText(const NewsItem *ni, int scroll_pos, int left, int right, int top, int bottom)
{
CopyInDParam(0, ni->params, lengthof(ni->params));
StringID str = ni->string_id;
char buf[512];
GetString(buf, str, lastof(buf));
const char *s = buf;
char buffer[256];
char *d = buffer;
const char *last = lastof(buffer);
for (;;) {
WChar c = Utf8Consume(&s);
if (c == 0) {
break;
} else if (c == '\n') {
if (d + 4 >= last) break;
d[0] = d[1] = d[2] = d[3] = ' ';
d += 4;
} else if (IsPrintable(c)) {
if (d + Utf8CharLen(c) >= last) break;
d += Utf8Encode(d, c);
}
}
*d = '\0';
DrawPixelInfo tmp_dpi;
if (!FillDrawPixelInfo(&tmp_dpi, left, top, right - left, bottom)) return true;
int width = GetStringBoundingBox(buffer).width;
int pos = (_dynlang.text_dir == TD_RTL) ? (scroll_pos - width) : (right - scroll_pos - left);
DrawPixelInfo *old_dpi = _cur_dpi;
_cur_dpi = &tmp_dpi;
DrawString(pos, INT16_MAX, 0, buffer, TC_LIGHT_BLUE, SA_LEFT | SA_FORCE);
_cur_dpi = old_dpi;
return (_dynlang.text_dir == TD_RTL) ? (pos < right - left) : (pos + width > 0);
}
enum StatusbarWidget {
SBW_LEFT, ///< left part of the statusbar; date is shown there
SBW_MIDDLE, ///< middle part; current news or company name or *** SAVING *** or *** PAUSED ***
SBW_RIGHT, ///< right part; bank balance
};
struct StatusBarWindow : Window {
bool saving;
int ticker_scroll;
int reminder_timeout;
enum {
TICKER_STOP = 1640, ///< scrolling is finished when counter reaches this value
REMINDER_START = 91, ///< initial value of the reminder counter (right dot on the right)
REMINDER_STOP = 0, ///< reminder disappears when counter reaches this value
COUNTER_STEP = 2, ///< this is subtracted from active counters every tick
};
StatusBarWindow(const WindowDesc *desc) : Window()
{
CLRBITS(this->flags4, WF_WHITE_BORDER_MASK);
this->ticker_scroll = TICKER_STOP;
this->reminder_timeout = REMINDER_STOP;
this->InitNested(desc);
}
virtual Point OnInitialPosition(const WindowDesc *desc, int16 sm_width, int16 sm_height, int window_number)
{
Point pt = { (_screen.width - max(sm_width, desc->default_width)) / 2, _screen.height - sm_height };
return pt;
}
virtual void OnPaint()
{
this->DrawWidgets();
}
virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
{
size->height = FONT_HEIGHT_NORMAL + padding.height;
}
virtual void DrawWidget(const Rect &r, int widget) const
{
switch (widget) {
case SBW_LEFT:
/* Draw the date */
SetDParam(0, _date);
DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, (_pause_mode || _settings_client.gui.status_long_date) ? STR_WHITE_DATE_LONG : STR_WHITE_DATE_SHORT, TC_FROMSTRING, SA_CENTER);
break;
case SBW_RIGHT: {
/* Draw company money, if any */
const Company *c = Company::GetIfValid(_local_company);
if (c != NULL) {
SetDParam(0, c->money);
DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_COMPANY_MONEY, TC_FROMSTRING, SA_CENTER);
}
} break;
case SBW_MIDDLE:
/* Draw status bar */
if (this->saving) { // true when saving is active
DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_SAVING_GAME, TC_FROMSTRING, SA_CENTER);
} else if (_do_autosave) {
DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_AUTOSAVE, TC_FROMSTRING, SA_CENTER);
} else if (_pause_mode != PM_UNPAUSED) {
DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_PAUSED, TC_FROMSTRING, SA_CENTER);
} else if (this->ticker_scroll < TICKER_STOP && FindWindowById(WC_NEWS_WINDOW, 0) == NULL && _statusbar_news_item.string_id != 0) {
/* Draw the scrolling news text */
if (!DrawScrollingStatusText(&_statusbar_news_item, this->ticker_scroll, r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, r.bottom)) {
InvalidateWindowData(WC_STATUS_BAR, 0, SBI_NEWS_DELETED);
if (Company::IsValidID(_local_company)) {
/* This is the default text */
SetDParam(0, _local_company);
DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_COMPANY_NAME, TC_FROMSTRING, SA_CENTER);
}
}
} else {
if (Company::IsValidID(_local_company)) {
/* This is the default text */
SetDParam(0, _local_company);
DrawString(r.left + WD_FRAMERECT_LEFT, r.right - WD_FRAMERECT_RIGHT, r.top + WD_FRAMERECT_TOP, STR_STATUSBAR_COMPANY_NAME, TC_FROMSTRING, SA_CENTER);
}
}
if (this->reminder_timeout > 0) DrawSprite(SPR_BLOT, PALETTE_TO_RED, r.right - WD_FRAMERECT_RIGHT - 10, r.top + WD_FRAMERECT_TOP + 1);
break;
}
}
virtual void OnInvalidateData(int data)
{
switch (data) {
default: NOT_REACHED();
case SBI_SAVELOAD_START: this->saving = true; break;
case SBI_SAVELOAD_FINISH: this->saving = false; break;
case SBI_SHOW_TICKER: this->ticker_scroll = 0; break;
case SBI_SHOW_REMINDER: this->reminder_timeout = REMINDER_START; break;
case SBI_NEWS_DELETED:
this->ticker_scroll = TICKER_STOP; // reset ticker ...
this->reminder_timeout = REMINDER_STOP; // ... and reminder
break;
}
}
virtual void OnClick(Point pt, int widget)
{
switch (widget) {
case SBW_MIDDLE: ShowLastNewsMessage(); break;
case SBW_RIGHT: if (_local_company != COMPANY_SPECTATOR) ShowCompanyFinances(_local_company); break;
default: ResetObjectToPlace();
}
}
virtual void OnTick()
{
if (_pause_mode != PM_UNPAUSED) return;
if (this->ticker_scroll < TICKER_STOP) { // Scrolling text
this->ticker_scroll += COUNTER_STEP;
this->SetWidgetDirty(SBW_MIDDLE);
}
if (this->reminder_timeout > REMINDER_STOP) { // Red blot to show there are new unread newsmessages
this->reminder_timeout -= COUNTER_STEP;
} else if (this->reminder_timeout < REMINDER_STOP) {
this->reminder_timeout = REMINDER_STOP;
this->SetWidgetDirty(SBW_MIDDLE);
}
}
};
static const NWidgetPart _nested_main_status_widgets[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_PANEL, COLOUR_GREY, SBW_LEFT), SetMinimalSize(140, 12), EndContainer(),
NWidget(WWT_PUSHBTN, COLOUR_GREY, SBW_MIDDLE), SetMinimalSize(40, 12), SetDataTip(0x0, STR_STATUSBAR_TOOLTIP_SHOW_LAST_NEWS), SetResize(1, 0),
NWidget(WWT_PUSHBTN, COLOUR_GREY, SBW_RIGHT), SetMinimalSize(140, 12),
EndContainer(),
};
static const WindowDesc _main_status_desc(
WDP_CENTER, 0, 640, 12,
WC_STATUS_BAR, WC_NONE,
WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_NO_FOCUS,
_nested_main_status_widgets, lengthof(_nested_main_status_widgets)
);
/**
* Checks whether the news ticker is currently being used.
*/
bool IsNewsTickerShown()
{
const StatusBarWindow *w = dynamic_cast<StatusBarWindow*>(FindWindowById(WC_STATUS_BAR, 0));
return w != NULL && w->ticker_scroll < StatusBarWindow::TICKER_STOP;
}
void ShowStatusBar()
{
new StatusBarWindow(&_main_status_desc);
}
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