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# SOME DESCRIPTIVE TITLE
# Copyright (C) YEAR Free Software Foundation, Inc.
# This file is distributed under the same license as the PACKAGE package.
# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
msgid ""
msgstr ""
"Project-Id-Version: PACKAGE VERSION\n"
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"Report-Msgid-Bugs-To: \n"
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"POT-Creation-Date: DATE\n"
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"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
"Language-Team: LANGUAGE <LL@li.org>\n"
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"Language: de\n"
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"MIME-Version: 1.0\n"
"Content-Type: text/plain; charset=UTF-8\n"
"Content-Transfer-Encoding: 8bit\n"
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"X-Generator: Translate Toolkit 1.11.0\n"
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#. type: One-char language identifier
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#: levels-po/exercises/chapter007/level001/scene_langchar.txt:1
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#, no-wrap
msgid "E"
msgstr "D"
#. type: Title-text
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#: levels/exercises/chapter007/level001/scene.txt:1
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#, no-wrap
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msgid "Remote control #3"
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msgstr ""
#. type: Resume-text
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#: levels/exercises/chapter007/level001/scene.txt:2
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#, no-wrap
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msgid "Remote control a bot without using an information exchange post by using a string."
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msgstr ""
#. type: ScriptName-text
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#: levels/exercises/chapter007/level001/scene.txt:3
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#, no-wrap
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msgid "Remote3"
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msgstr ""
#. type: \b; header
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#: levels/exercises/chapter007/level001/help/help.E.txt:1
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#, no-wrap
msgid "Exercice"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:3
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#, no-wrap
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msgid "Remote control a slave robot without using an <a object|exchange>information exchange post</a>. The robot should pass over the 6 blue crosses. You must use a <a cbot|string>string</a> to pass the orders to the slave bot. This string contains the order the slave shoud execute, for exemple <code>\"move(20)\"</code>. You can see that this is the same syntax as used in the CBOT language but we could have chosen any other syntax for exemple something like <code>\"advance=20\"</code>. The string will be a <code><a cbot|static>static</a></code> class member that will be used to communicate from the master to the slave."
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msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:5
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#, no-wrap
msgid "The two main actors of this exercise are:\n"
msgstr ""
#. type: Bullet: '1)'
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#: levels/exercises/chapter007/level001/help/help.E.txt:5
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#, no-wrap
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msgid "The <a object|botgr>wheeled grabber</a> without an energy pack and therefore immobile. This is the master you should program so it will transmit orders to the slave."
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msgstr ""
#. type: Bullet: '2)'
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#: levels/exercises/chapter007/level001/help/help.E.txt:6
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#, no-wrap
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msgid "The slave <a object|bottr>practice bot</a> which is already programmed and just waits for orders from the master."
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msgstr ""
#. type: \b; header
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#: levels/exercises/chapter007/level001/help/help.E.txt:8
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#, no-wrap
msgid "The slave"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:10
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#, no-wrap
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msgid "First of all we must understand how the program of the slave works. The <a cbot|class>class</a> <code>exchange</code> contains the mechanism for exchaning the orders. We declare a <code><a cbot|static>static</a></code> class member <code>m_order</code> which will contain the order to be executed. The word <code>static</code> insures that the member <code>m_order</code> is shared between all instances of the <a cbot|class>class</a> exchange."
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msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:12
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#, no-wrap
msgid "<c/><s/><a cbot|public>public</a> <a cbot|class>class</a> exchange"
msgstr ""
#. type: \s; block (usually verbatim code)
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#: levels/exercises/chapter007/level001/help/help.E.txt:14
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#, no-wrap
msgid ""
"{\n"
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"\t<a cbot|static>static</a> <a cbot|private>private</a> <a cbot|string>string</a> m_order = \"\";"
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msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:16
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#, no-wrap
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msgid "<n/>The <code>put</code> method will be used by the master robot for transmitting an order. As long as the string <code>m_order</code> is not empty, the slave has not finished the order and the <code>put</code> method will return <code>false</code> and will do nothing."
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msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:18
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#, no-wrap
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msgid "<c/><s/>\t<a cbot|synchro>synchronized</a> <a cbot|bool>bool</a> put(string order)"
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msgstr ""
#. type: \s; block (usually verbatim code)
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#: levels/exercises/chapter007/level001/help/help.E.txt:29
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#, no-wrap
msgid ""
"\t{\n"
"\t\tif ( m_order == \"\" )\n"
"\t\t{\n"
"\t\t\tm_order = order;\n"
"\t\t\treturn true;\n"
"\t\t}\n"
"\t\telse\n"
"\t\t{\n"
"\t\t\treturn false;\n"
"\t\t}\n"
"\t}"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:31
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#, no-wrap
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msgid "Another method <code>get</code> will be used by the slave to retrieve the orders. This method returns the string contained in <code>m_order</code> and empties it, so a new order can be accepted:"
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msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:33
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#, no-wrap
msgid "<c/><s/>\t<a cbot|synchro>synchronized</a> string get()"
msgstr ""
#. type: \s; block (usually verbatim code)
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#: levels/exercises/chapter007/level001/help/help.E.txt:39
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#, no-wrap
msgid ""
"\t{\n"
"\t\tstring ret = m_order;\n"
"\t\tm_order = \"\";\n"
"\t\treturn ret;\n"
"\t}\n"
"}"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:41
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#, no-wrap
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msgid "The main program of the slave contains an instance of the class <code>exchange</code> called <code>list</code>."
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msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:43
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#, no-wrap
msgid "<c/><s/><a cbot|extern>extern</a> void object::Slave3( )"
msgstr ""
#. type: \s; block (usually verbatim code)
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#: levels/exercises/chapter007/level001/help/help.E.txt:46
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#, no-wrap
msgid ""
"{\n"
"\texchange list();\n"
"\tstring todo;"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:48
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#, no-wrap
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msgid "The outer <code>while</code> loop lasts for ever. The inner <code>while</code> loop waits for an order by using the <code>get</code> method of the <code>exchange</code> class. As soon as <code>get</code> returns a non empty string, the while loop stops."
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msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:50
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#, no-wrap
msgid "<c/><s/>\t<a cbot|while>while</a> ( true )"
msgstr ""
#. type: \s; block (usually verbatim code)
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#: levels/exercises/chapter007/level001/help/help.E.txt:57
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#, no-wrap
msgid ""
"\t{\n"
"\t\t<a cbot|while>while</a> ( true )\n"
"\t\t{\n"
"\t\t\ttodo = list.get();\n"
"\t\t\tif ( todo != \"\" ) break;\n"
"\t\t\twait(1);\n"
"\t\t}"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:59
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#, no-wrap
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msgid "Now we have received the order in the <code>todo</code> variable. All we have to do is execute it:"
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msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:61
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#, no-wrap
msgid "<c/><s/>\t\tif ( <a cbot|strfind>strfind</a>(todo, \"move\") == 0 )"
msgstr ""
#. type: \s; block (usually verbatim code)
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#: levels/exercises/chapter007/level001/help/help.E.txt:70
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#, no-wrap
msgid ""
"\t\t{\n"
"\t\t\tmove(<a cbot|strval>strval</a>(<a cbot|strmid>strmid</a>(todo,5)));\n"
"\t\t}\n"
"\t\tif ( strfind(todo, \"turn\") == 0 )\n"
"\t\t{\n"
"\t\t\tturn(strval(strmid(todo,5)));\n"
"\t\t}\n"
"\t}\n"
"}"
msgstr ""
#. type: \b; header
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#: levels/exercises/chapter007/level001/help/help.E.txt:71
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#, no-wrap
msgid "The master"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:73
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#, no-wrap
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msgid "In the master we write an function called <code>SendOrder</code> which will send an order to the slave:"
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msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:75
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#, no-wrap
msgid "<c/><s/>void object::SendOrder(string order)"
msgstr ""
#. type: \s; block (usually verbatim code)
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#: levels/exercises/chapter007/level001/help/help.E.txt:83
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#, no-wrap
msgid ""
"{\n"
"\texchange list();\n"
"\t\n"
"\twhile ( list.put(order) == false )\n"
"\t{\n"
"\t\twait(1);\n"
"\t}\n"
"}"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:86
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#, no-wrap
msgid ""
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"The <code>while</code> loop waits until a pending order has been terminated, that is the slaved has exited from the <code>get</code> method.\n"
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"Now the main program of the master is very simple:"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:88
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#, no-wrap
msgid "<c/><s/>extern void object::Remote3( )"
msgstr ""
#. type: \s; block (usually verbatim code)
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#: levels/exercises/chapter007/level001/help/help.E.txt:99
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#, no-wrap
msgid ""
"{\n"
"\tSendOrder(\"move(20)\");\n"
"\tSendOrder(\"turn(90)\");\n"
"\tSendOrder(\"move(20)\");\n"
"\tSendOrder(\"turn(90)\");\n"
"\tSendOrder(\"move(10)\");\n"
"\tSendOrder(\"turn(90)\");\n"
"\tSendOrder(\"move(10)\");\n"
"\tSendOrder(\"turn(-90)\");\n"
"\tSendOrder(\"move(10)\");\n"
"}"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:101
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#, no-wrap
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msgid "<format key><key help/></format> show these instruction at any time."
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msgstr ""
#. type: \t; header
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#: levels/exercises/chapter007/level001/help/help.E.txt:102
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#, no-wrap
msgid "See also"
msgstr ""
#. type: Plain text
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#: levels/exercises/chapter007/level001/help/help.E.txt:103
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#, no-wrap
msgid "<a command>Controls</a> and <a cbot>programming</a>."
msgstr ""