author | terom |
Sun, 07 Dec 2008 22:15:21 +0000 | |
changeset 267 | 2cb6f1421e45 |
parent 185 | 25becd2cb026 |
child 358 | 37b18b779ffb |
permissions | -rw-r--r-- |
185
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#include "Engine.hh" |
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#include "Error.hh" |
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#include <stdexcept> |
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#include <cassert> |
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#include <ClanLib/core.h> |
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#include <ClanLib/application.h> |
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|
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class ArgumentError : public Error { |
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public: |
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ArgumentError (const std::string &message) : Error(message) { } |
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}; |
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class Main : public CL_ClanApplication { |
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private: |
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// arguments |
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CL_CommandLine args; |
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|
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bool arg_graphics; |
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std::string arg_port; |
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bool arg_server; |
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std::string arg_connect; |
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void parse_args (int argc, char **argv) { |
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// set up the options |
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args.add_option('p', "port", "PORT", "set network port used", true); |
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args.add_option('s', "server", "", "act as a network server", true); |
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args.add_option('c', "client", "SERVERHOST", "act as a network client", true); |
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args.add_option('g', "graphics", "", "run graphics/local input. Implied with --connect", true); |
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|
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// set defaults |
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arg_graphics = false; |
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arg_port = NETWORK_PORT_STR; |
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arg_server = false; |
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arg_connect = ""; |
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// extra state |
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bool graphics_default = true; |
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try { |
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// parse args |
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args.parse_args(argc, argv); |
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|
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} catch (CL_Error &e) { |
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throw ArgumentError(e.message); |
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} |
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while (args.next()) { |
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switch (args.get_key()) { |
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case 'p': |
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arg_port = args.get_argument(); |
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break; |
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case 's': |
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arg_server = true; |
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break; |
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|
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case 'c': |
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arg_connect = args.get_argument(); |
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break; |
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|
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case 'g': |
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arg_graphics = true; |
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break; |
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|
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case CL_CommandLine::REST_ARG: |
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throw ArgumentError(args.get_argument()); |
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|
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default: |
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throw ArgumentError(std::string(1, (char) args.get_key())); |
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|
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} |
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} |
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// check for invalid combinations of arugments |
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if (arg_server and !arg_connect.empty()) |
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throw ArgumentError("cannot be both server and client"); |
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// enable graphics by default unless server |
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if (!arg_server && graphics_default) |
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arg_graphics = true; |
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} |
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public: |
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virtual int main (int argc, char **argv) { |
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// initialize the ClanLib components that we use |
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CL_SetupCore setup_core; |
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CL_SetupNetwork setup_network; |
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CL_SetupDisplay setup_disp; |
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CL_SetupGL setup_gl; |
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|
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try { |
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// parse arugments |
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parse_args(argc, argv); |
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|
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// our engine |
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Engine engine; |
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|
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// setup graphics |
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if (arg_graphics) |
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engine.setupGraphics(); |
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|
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// setup either network server, client or singleplayer |
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if (arg_server) { |
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engine.setupNetworkServer(arg_port); |
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|
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} else if (!arg_connect.empty()) { |
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engine.setupNetworkClient(arg_connect, arg_port); |
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|
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} else { |
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engine.setupSinglePlayer(); |
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} |
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|
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// run the main loop |
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engine.run(); |
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|
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// succesful return |
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return 0; |
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|
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} catch (ArgumentError &e) { |
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std::cerr << e.what() << std::endl; |
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args.print_help(); |
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|
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// XXX: handle --help |
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return 1; |
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} catch (CL_Error &e) { |
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std::cerr << "main: CL_Error:" << e.message << std::endl; |
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|
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return 1; |
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|
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} catch (std::exception &e) { |
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std::cerr << "FATAL [uncaught_exception] " << e.what() << std::endl; |
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|
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return 1; |
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137 |
} |
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} |
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139 |
} app; |
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140 |