fgdata/Aircraft/c172p/Systems/views.xml

<?xml version="1.0" encoding="UTF-8"?>

<!--
    Copyright (c) 2015 onox

    This program 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, either version 2 of the License, or
    (at your option) any later version.

    This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
-->

<PropertyList>

    <logic>
        <name>View Walker Enabled</name>
        <input>
            <property>/sim/walker/outside</property>
        </input>
        <output>
            <property>/sim/view[110]/enabled</property>
        </output>
        <output>
            <property>/sim/view[111]/enabled</property>
        </output>
    </logic>

    <!-- ================================================================== -->
    <!-- Scroll Wheel Zooming                                               -->
    <!-- ================================================================== -->

    <logic>
        <name>View Zoom Enabled</name>
        <input>
            <and>
                <equals>
                    <property>/sim/current-view/type</property>
                    <value>lookat</value>
                </equals>
                <not-equals>
                    <property>/sim/current-view/name</property>
                    <value>Tower View</value>
                </not-equals>
                <not-equals>
                    <property>/sim/current-view/name</property>
                    <value>Fly-By View</value>
                </not-equals>
                <not-equals>
                    <property>/sim/current-view/name</property>
                    <value>Chase View</value>
                </not-equals>
                <not-equals>
                    <property>/sim/current-view/name</property>
                    <value>Chase View Without Yaw</value>
                </not-equals>
                <not-equals>
                    <property>/sim/current-view/name</property>
                    <value>Walk View</value>
                </not-equals>
            </and>
        </input>
        <output>
            <property>/sim/current-view/can-change-z-offset</property>
        </output>
    </logic>

    <filter>
        <name>View Zoom Decrease Step</name>
        <type>gain</type>
        <input>
            <condition>
                <less-than-equals>
                    <property>/sim/current-view/z-offset-m</property>
                    <value>-50.0</value>
                </less-than-equals>
            </condition>
            <value>-10.0</value>
        </input>
        <input>
            <condition>
                <less-than-equals>
                    <property>/sim/current-view/z-offset-m</property>
                    <value>-15.0</value>
                </less-than-equals>
            </condition>
            <value>-5.0</value>
        </input>
        <input>
            <value>-2.0</value>
        </input>
        <output>
            <property>/sim/current-view/z-offset-dec-step</property>
        </output>
    </filter>

    <filter>
        <name>View Zoom Increase Step</name>
        <type>gain</type>
        <input>
            <condition>
                <less-than>
                    <property>/sim/current-view/z-offset-m</property>
                    <value>-50.0</value>
                </less-than>
            </condition>
            <value>10.0</value>
        </input>
        <input>
            <condition>
                <less-than>
                    <property>/sim/current-view/z-offset-m</property>
                    <value>-15.0</value>
                </less-than>
            </condition>
            <value>5.0</value>
        </input>
        <input>
            <value>2.0</value>
        </input>
        <output>
            <property>/sim/current-view/z-offset-inc-step</property>
        </output>
    </filter>

</PropertyList>