Files
@ r27266:57086da699c4
Branch filter:
Location: cpp/openttd-patchpack/source/src/driver.cpp
r27266:57086da699c4
7.9 KiB
text/x-c
Fix: [Win32] Text line breaking did not properly handle punctuation characters. (#10775)
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 | /*
* 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 driver.cpp Base for all driver handling. */
#include "stdafx.h"
#include "debug.h"
#include "error.h"
#include "error_func.h"
#include "sound/sound_driver.hpp"
#include "music/music_driver.hpp"
#include "video/video_driver.hpp"
#include "string_func.h"
#include "table/strings.h"
#include <string>
#include <sstream>
#include "safeguards.h"
std::string _ini_videodriver; ///< The video driver a stored in the configuration file.
std::vector<Dimension> _resolutions; ///< List of resolutions.
Dimension _cur_resolution; ///< The current resolution.
bool _rightclick_emulate; ///< Whether right clicking is emulated.
std::string _ini_sounddriver; ///< The sound driver a stored in the configuration file.
std::string _ini_musicdriver; ///< The music driver a stored in the configuration file.
std::string _ini_blitter; ///< The blitter as stored in the configuration file.
bool _blitter_autodetected; ///< Was the blitter autodetected or specified by the user?
/**
* Get a string parameter the list of parameters.
* @param parm The parameters.
* @param name The parameter name we're looking for.
* @return The parameter value.
*/
const char *GetDriverParam(const StringList &parm, const char *name)
{
if (parm.empty()) return nullptr;
size_t len = strlen(name);
for (auto &p : parm) {
if (p.compare(0, len, name) == 0) {
if (p.length() == len) return "";
if (p[len] == '=') return p.c_str() + len + 1;
}
}
return nullptr;
}
/**
* Get a boolean parameter the list of parameters.
* @param parm The parameters.
* @param name The parameter name we're looking for.
* @return The parameter value.
*/
bool GetDriverParamBool(const StringList &parm, const char *name)
{
return GetDriverParam(parm, name) != nullptr;
}
/**
* Get an integer parameter the list of parameters.
* @param parm The parameters.
* @param name The parameter name we're looking for.
* @param def The default value if the parameter doesn't exist.
* @return The parameter value.
*/
int GetDriverParamInt(const StringList &parm, const char *name, int def)
{
const char *p = GetDriverParam(parm, name);
return p != nullptr ? atoi(p) : def;
}
/**
* Find the requested driver and return its class.
* @param name the driver to select.
* @param type the type of driver to select
* @post Sets the driver so GetCurrentDriver() returns it too.
*/
void DriverFactoryBase::SelectDriver(const std::string &name, Driver::Type type)
{
if (!DriverFactoryBase::SelectDriverImpl(name, type)) {
name.empty() ?
UserError("Failed to autoprobe {} driver", GetDriverTypeName(type)) :
UserError("Failed to select requested {} driver '{}'", GetDriverTypeName(type), name.c_str());
}
}
/**
* Find the requested driver and return its class.
* @param name the driver to select.
* @param type the type of driver to select
* @post Sets the driver so GetCurrentDriver() returns it too.
* @return True upon success, otherwise false.
*/
bool DriverFactoryBase::SelectDriverImpl(const std::string &name, Driver::Type type)
{
if (GetDrivers().size() == 0) return false;
if (name.empty()) {
/* Probe for this driver, but do not fall back to dedicated/null! */
for (int priority = 10; priority > 0; priority--) {
Drivers::iterator it = GetDrivers().begin();
for (; it != GetDrivers().end(); ++it) {
DriverFactoryBase *d = (*it).second;
/* Check driver type */
if (d->type != type) continue;
if (d->priority != priority) continue;
if (type == Driver::DT_VIDEO && !_video_hw_accel && d->UsesHardwareAcceleration()) continue;
Driver *oldd = *GetActiveDriver(type);
Driver *newd = d->CreateInstance();
*GetActiveDriver(type) = newd;
const char *err = newd->Start({});
if (err == nullptr) {
Debug(driver, 1, "Successfully probed {} driver '{}'", GetDriverTypeName(type), d->name);
delete oldd;
return true;
}
*GetActiveDriver(type) = oldd;
Debug(driver, 1, "Probing {} driver '{}' failed with error: {}", GetDriverTypeName(type), d->name, err);
delete newd;
if (type == Driver::DT_VIDEO && _video_hw_accel && d->UsesHardwareAcceleration()) {
_video_hw_accel = false;
ErrorMessageData msg(STR_VIDEO_DRIVER_ERROR, STR_VIDEO_DRIVER_ERROR_NO_HARDWARE_ACCELERATION);
ScheduleErrorMessage(msg);
}
}
}
UserError("Couldn't find any suitable {} driver", GetDriverTypeName(type));
} else {
/* Extract the driver name and put parameter list in parm */
std::istringstream buffer(name);
std::string dname;
std::getline(buffer, dname, ':');
std::string param;
std::vector<std::string> parms;
while (std::getline(buffer, param, ',')) {
parms.push_back(param);
}
/* Find this driver */
Drivers::iterator it = GetDrivers().begin();
for (; it != GetDrivers().end(); ++it) {
DriverFactoryBase *d = (*it).second;
/* Check driver type */
if (d->type != type) continue;
/* Check driver name */
if (!StrEqualsIgnoreCase(dname, d->name)) continue;
/* Found our driver, let's try it */
Driver *newd = d->CreateInstance();
const char *err = newd->Start(parms);
if (err != nullptr) {
delete newd;
UserError("Unable to load driver '{}'. The error was: {}", d->name, err);
}
Debug(driver, 1, "Successfully loaded {} driver '{}'", GetDriverTypeName(type), d->name);
delete *GetActiveDriver(type);
*GetActiveDriver(type) = newd;
return true;
}
UserError("No such {} driver: {}\n", GetDriverTypeName(type), dname);
}
}
/**
* Build a human readable list of available drivers, grouped by type.
* @param p The buffer to write to.
* @param last The last element in the buffer.
* @return The end of the written buffer.
*/
char *DriverFactoryBase::GetDriversInfo(char *p, const char *last)
{
for (Driver::Type type = Driver::DT_BEGIN; type != Driver::DT_END; type++) {
p += seprintf(p, last, "List of %s drivers:\n", GetDriverTypeName(type));
for (int priority = 10; priority >= 0; priority--) {
Drivers::iterator it = GetDrivers().begin();
for (; it != GetDrivers().end(); it++) {
DriverFactoryBase *d = (*it).second;
if (d->type != type) continue;
if (d->priority != priority) continue;
p += seprintf(p, last, "%18s: %s\n", d->name, d->GetDescription());
}
}
p += seprintf(p, last, "\n");
}
return p;
}
/**
* Construct a new DriverFactory.
* @param type The type of driver.
* @param priority The priority within the driver class.
* @param name The name of the driver.
* @param description A long-ish description of the driver.
*/
DriverFactoryBase::DriverFactoryBase(Driver::Type type, int priority, const char *name, const char *description) :
type(type), priority(priority), name(name), description(description)
{
/* Prefix the name with driver type to make it unique */
char buf[32];
strecpy(buf, GetDriverTypeName(type), lastof(buf));
strecpy(buf + 5, name, lastof(buf));
Drivers &drivers = GetDrivers();
assert(drivers.find(buf) == drivers.end());
drivers.insert(Drivers::value_type(buf, this));
}
/**
* Frees memory used for this->name
*/
DriverFactoryBase::~DriverFactoryBase()
{
/* Prefix the name with driver type to make it unique */
char buf[32];
strecpy(buf, GetDriverTypeName(type), lastof(buf));
strecpy(buf + 5, this->name, lastof(buf));
Drivers::iterator it = GetDrivers().find(buf);
assert(it != GetDrivers().end());
GetDrivers().erase(it);
if (GetDrivers().empty()) delete &GetDrivers();
}
|