summaryrefslogtreecommitdiff
path: root/src/statusbar_gui.cpp
blob: 447892ec13799d38639aed9cf789ed638837337b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
/* $Id$ */

/** @file statusbar_gui.cpp The GUI for the bottom status bar. */

#include "stdafx.h"
#include "openttd.h"
#include "settings_type.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 pos, int width)
{
	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, 141, 1, width, 11)) return true;

	DrawPixelInfo *old_dpi = _cur_dpi;
	_cur_dpi = &tmp_dpi;

	int x = DoDrawString(buffer, pos, 0, TC_LIGHT_BLUE);
	_cur_dpi = old_dpi;

	return x > 0;
}

struct StatusBarWindow : Window {
	bool saving;
	int ticker_scroll;
	int reminder_timeout;

	enum {
		TICKER_START   =   360, ///< initial value of the ticker counter (scrolling news)
		TICKER_STOP    = -1280, ///< 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
	};

	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
	};

	StatusBarWindow(const WindowDesc *desc) : Window(desc)
	{
		CLRBITS(this->flags4, WF_WHITE_BORDER_MASK);
		this->ticker_scroll    =   TICKER_STOP;
		this->reminder_timeout = REMINDER_STOP;

		this->FindWindowPlacementAndResize(desc);
	}

	virtual void OnPaint()
	{
		const Company *c = (_local_company == COMPANY_SPECTATOR) ? NULL : GetCompany(_local_company);

		this->DrawWidgets();
		SetDParam(0, _date);
		DrawStringCentered(70, 1, (_pause_game || _settings_client.gui.status_long_date) ? STR_00AF : STR_00AE, TC_FROMSTRING);

		if (c != NULL) {
			/* Draw company money */
			SetDParam(0, c->money);
			DrawStringCentered(this->widget[SBW_RIGHT].left + 70, 1, STR_0004, TC_FROMSTRING);
		}

		/* Draw status bar */
		if (this->saving) { // true when saving is active
			DrawStringCenteredTruncated(this->widget[SBW_MIDDLE].left + 1, this->widget[SBW_MIDDLE].right - 1, 1, STR_SAVING_GAME, TC_FROMSTRING);
		} else if (_do_autosave) {
			DrawStringCenteredTruncated(this->widget[SBW_MIDDLE].left + 1, this->widget[SBW_MIDDLE].right - 1, 1, STR_032F_AUTOSAVE, TC_FROMSTRING);
		} else if (_pause_game) {
			DrawStringCenteredTruncated(this->widget[SBW_MIDDLE].left + 1, this->widget[SBW_MIDDLE].right - 1, 1, STR_0319_PAUSED, TC_FROMSTRING);
		} 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, this->widget[SBW_MIDDLE].right - this->widget[SBW_MIDDLE].left - 2)) {
				this->ticker_scroll = TICKER_STOP;
				if (c != NULL) {
					/* This is the default text */
					SetDParam(0, c->index);
					DrawStringCenteredTruncated(this->widget[SBW_MIDDLE].left + 1, this->widget[SBW_MIDDLE].right - 1, 1, STR_02BA, TC_FROMSTRING);
				}
			}
		} else {
			if (c != NULL) {
				/* This is the default text */
				SetDParam(0, c->index);
				DrawStringCenteredTruncated(this->widget[SBW_MIDDLE].left + 1, this->widget[SBW_MIDDLE].right - 1, 1, STR_02BA, TC_FROMSTRING);
			}
		}

		if (this->reminder_timeout > 0) DrawSprite(SPR_BLOT, PALETTE_TO_RED, this->widget[SBW_MIDDLE].right - 11, 2);
	}

	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    =   TICKER_START; 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_game) return;

		if (this->ticker_scroll > TICKER_STOP) { // Scrolling text
			this->ticker_scroll -= COUNTER_STEP;
			this->InvalidateWidget(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->InvalidateWidget(SBW_MIDDLE);
		}
	}
};

static const Widget _main_status_widgets[] = {
{      WWT_PANEL,   RESIZE_NONE,   COLOUR_GREY,     0,   139,     0,    11, 0x0, STR_NULL},
{    WWT_PUSHBTN,   RESIZE_RIGHT,  COLOUR_GREY,   140,   179,     0,    11, 0x0, STR_02B7_SHOW_LAST_MESSAGE_OR_NEWS},
{    WWT_PUSHBTN,   RESIZE_LR,     COLOUR_GREY,   180,   319,     0,    11, 0x0, STR_NULL},
{   WIDGETS_END},
};

static WindowDesc _main_status_desc = {
	WDP_CENTER, 0, 320, 12, 640, 12,
	WC_STATUS_BAR, WC_NONE,
	WDF_STD_TOOLTIPS | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_NO_FOCUS,
	_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()
{
	_main_status_desc.top = _screen.height - 12;
	new StatusBarWindow(&_main_status_desc);
}