1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
|
/*
* 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 bootstrap_gui.cpp Barely used user interface for bootstrapping OpenTTD, i.e. downloading the required content. */
#include "stdafx.h"
#include "base_media_base.h"
#include "blitter/factory.hpp"
#if defined(WITH_FREETYPE) || defined(WITH_UNISCRIBE)
#include "core/geometry_func.hpp"
#include "fontcache.h"
#include "gfx_func.h"
#include "network/network.h"
#include "network/network_content_gui.h"
#include "openttd.h"
#include "strings_func.h"
#include "video/video_driver.hpp"
#include "window_func.h"
#include "widgets/bootstrap_widget.h"
#include "table/strings.h"
#include "safeguards.h"
/** Widgets for the background window to prevent smearing. */
static const struct NWidgetPart _background_widgets[] = {
NWidget(WWT_PANEL, COLOUR_DARK_BLUE, WID_BB_BACKGROUND), SetResize(1, 1),
};
/**
* Window description for the background window to prevent smearing.
*/
static WindowDesc _background_desc(
WDP_MANUAL, nullptr, 0, 0,
WC_BOOTSTRAP, WC_NONE,
0,
_background_widgets, lengthof(_background_widgets)
);
/** The background for the game. */
class BootstrapBackground : public Window {
public:
BootstrapBackground() : Window(&_background_desc)
{
this->InitNested(0);
CLRBITS(this->flags, WF_WHITE_BORDER);
ResizeWindow(this, _screen.width, _screen.height);
}
void DrawWidget(const Rect &r, int widget) const override
{
GfxFillRect(r.left, r.top, r.right, r.bottom, 4, FILLRECT_OPAQUE);
GfxFillRect(r.left, r.top, r.right, r.bottom, 0, FILLRECT_CHECKER);
}
};
/** Nested widgets for the download window. */
static const NWidgetPart _nested_boostrap_download_status_window_widgets[] = {
NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_CONTENT_DOWNLOAD_TITLE, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
NWidget(WWT_PANEL, COLOUR_GREY, WID_NCDS_BACKGROUND),
NWidget(NWID_SPACER), SetMinimalSize(350, 0), SetMinimalTextLines(3, WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + 30),
EndContainer(),
};
/** Window description for the download window */
static WindowDesc _bootstrap_download_status_window_desc(
WDP_CENTER, nullptr, 0, 0,
WC_NETWORK_STATUS_WINDOW, WC_NONE,
WDF_MODAL,
_nested_boostrap_download_status_window_widgets, lengthof(_nested_boostrap_download_status_window_widgets)
);
/** Window for showing the download status of content */
struct BootstrapContentDownloadStatusWindow : public BaseNetworkContentDownloadStatusWindow {
public:
/** Simple call the constructor of the superclass. */
BootstrapContentDownloadStatusWindow() : BaseNetworkContentDownloadStatusWindow(&_bootstrap_download_status_window_desc)
{
}
void OnDownloadComplete(ContentID cid) override
{
/* We have completed downloading. We can trigger finding the right set now. */
BaseGraphics::FindSets();
/* And continue going into the menu. */
_game_mode = GM_MENU;
/* _exit_game is used to break out of the outer video driver's MainLoop. */
_exit_game = true;
delete this;
}
};
/** The widgets for the query. It has no close box as that sprite does not exist yet. */
static const NWidgetPart _bootstrap_query_widgets[] = {
NWidget(NWID_HORIZONTAL),
NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_MISSING_GRAPHICS_SET_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
EndContainer(),
NWidget(WWT_PANEL, COLOUR_GREY),
NWidget(WWT_PANEL, COLOUR_GREY, WID_BAFD_QUESTION), EndContainer(),
NWidget(NWID_HORIZONTAL),
NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_BAFD_YES), SetDataTip(STR_MISSING_GRAPHICS_YES_DOWNLOAD, STR_NULL),
NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_BAFD_NO), SetDataTip(STR_MISSING_GRAPHICS_NO_QUIT, STR_NULL),
EndContainer(),
EndContainer(),
};
/** The window description for the query. */
static WindowDesc _bootstrap_query_desc(
WDP_CENTER, nullptr, 0, 0,
WC_CONFIRM_POPUP_QUERY, WC_NONE,
0,
_bootstrap_query_widgets, lengthof(_bootstrap_query_widgets)
);
/** The window for the query. It can't use the generic query window as that uses sprites that don't exist yet. */
class BootstrapAskForDownloadWindow : public Window, ContentCallback {
Dimension button_size; ///< The dimension of the button
public:
/** Start listening to the content client events. */
BootstrapAskForDownloadWindow() : Window(&_bootstrap_query_desc)
{
this->InitNested(WN_CONFIRM_POPUP_QUERY_BOOTSTRAP);
_network_content_client.AddCallback(this);
}
/** Stop listening to the content client events. */
~BootstrapAskForDownloadWindow()
{
_network_content_client.RemoveCallback(this);
}
void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize) override
{
/* We cache the button size. This is safe as no reinit can happen here. */
if (this->button_size.width == 0) {
this->button_size = maxdim(GetStringBoundingBox(STR_MISSING_GRAPHICS_YES_DOWNLOAD), GetStringBoundingBox(STR_MISSING_GRAPHICS_NO_QUIT));
this->button_size.width += WD_FRAMETEXT_LEFT + WD_FRAMETEXT_RIGHT;
this->button_size.height += WD_FRAMETEXT_TOP + WD_FRAMETEXT_BOTTOM;
}
switch (widget) {
case WID_BAFD_QUESTION:
/* The question is twice as wide as the buttons, and determine the height based on the width. */
size->width = this->button_size.width * 2;
size->height = GetStringHeight(STR_MISSING_GRAPHICS_SET_MESSAGE, size->width - WD_FRAMETEXT_LEFT - WD_FRAMETEXT_RIGHT) + WD_FRAMETEXT_BOTTOM + WD_FRAMETEXT_TOP;
break;
case WID_BAFD_YES:
case WID_BAFD_NO:
*size = this->button_size;
break;
}
}
void DrawWidget(const Rect &r, int widget) const override
{
if (widget != 0) return;
DrawStringMultiLine(r.left + WD_FRAMETEXT_LEFT, r.right - WD_FRAMETEXT_RIGHT, r.top + WD_FRAMETEXT_TOP, r.bottom - WD_FRAMETEXT_BOTTOM, STR_MISSING_GRAPHICS_SET_MESSAGE, TC_FROMSTRING, SA_CENTER);
}
void OnClick(Point pt, int widget, int click_count) override
{
switch (widget) {
case WID_BAFD_YES:
/* We got permission to connect! Yay! */
_network_content_client.Connect();
break;
case WID_BAFD_NO:
_exit_game = true;
break;
default:
break;
}
}
void OnConnect(bool success) override
{
/* Once connected, request the metadata. */
_network_content_client.RequestContentList(CONTENT_TYPE_BASE_GRAPHICS);
}
void OnReceiveContentInfo(const ContentInfo *ci) override
{
/* And once the meta data is received, start downloading it. */
_network_content_client.Select(ci->id);
new BootstrapContentDownloadStatusWindow();
delete this;
}
};
#endif /* defined(WITH_FREETYPE) */
/**
* Handle all procedures for bootstrapping OpenTTD without a base graphics set.
* This requires all kinds of trickery that is needed to avoid the use of
* sprites from the base graphics set which are pretty interwoven.
* @return True if a base set exists, otherwise false.
*/
bool HandleBootstrap()
{
if (BaseGraphics::GetUsedSet() != nullptr) return true;
/* No user interface, bail out with an error. */
if (BlitterFactory::GetCurrentBlitter()->GetScreenDepth() == 0) goto failure;
/* If there is no network or no freetype, then there is nothing we can do. Go straight to failure. */
#if (defined(_WIN32) && defined(WITH_UNISCRIBE)) || (defined(WITH_FREETYPE) && (defined(WITH_FONTCONFIG) || defined(__APPLE__)))
if (!_network_available) goto failure;
/* First tell the game we're bootstrapping. */
_game_mode = GM_BOOTSTRAP;
/* Initialise the freetype font code. */
InitializeUnicodeGlyphMap();
/* Next "force" finding a suitable freetype font as the local font is missing. */
CheckForMissingGlyphs(false);
/* Initialise the palette. The biggest step is 'faking' some recolour sprites.
* This way the mauve and gray colours work and we can show the user interface. */
GfxInitPalettes();
static const int offsets[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x80, 0, 0, 0, 0x04, 0x08 };
for (uint i = 0; i != 16; i++) {
for (int j = 0; j < 8; j++) {
_colour_gradient[i][j] = offsets[i] + j;
}
}
/* Finally ask the question. */
new BootstrapBackground();
new BootstrapAskForDownloadWindow();
/* Process the user events. */
VideoDriver::GetInstance()->MainLoop();
/* _exit_game is used to get out of the video driver's main loop.
* In case GM_BOOTSTRAP is still set we did not exit it via the
* "download complete" event, so it was a manual exit. Obey it. */
_exit_game = _game_mode == GM_BOOTSTRAP;
if (_exit_game) return false;
/* Try to probe the graphics. Should work this time. */
if (!BaseGraphics::SetSet(nullptr)) goto failure;
/* Finally we can continue heading for the menu. */
_game_mode = GM_MENU;
return true;
#endif
/* Failure to get enough working to get a graphics set. */
failure:
usererror("Failed to find a graphics set. Please acquire a graphics set for OpenTTD. See section 4.1 of README.md.");
return false;
}
|