<?xml version="1.0" encoding="UTF-8"?>
<SimBase.Document
        Type="AceXML"
        version="1,0"
        id="eng_epr01">
    <Descr>AceXML Document</Descr>
    <Filename>eng_epr01.xml</Filename>
    <SimGauge.Gauge id="Gauge" ArtDirectory=".">
        <FloatPosition>0.000,0.000</FloatPosition>
        <!-- BACKGROUND BITMAP -->
        <Image id="eng_epr_back.bmp" Name="eng_epr_back.bmp">
            <Transparent>True</Transparent>
        </Image>
        <!-- DIALS -->
        <Element id="Display  text">
            <!-- DIAL POSITION (54px to the left, 98 px down from top left corner of background bitmap) -->
            <FloatPosition>54.000,98.000</FloatPosition>
             <!-- Show when electrical power is available -->
            <Visibility>(A:CIRCUIT GENERAL PANEL ON, bool)</Visibility>
            <GaugeText id="GaugeText">
                <Bold>True</Bold>
                <FontColor>White</FontColor>
                <FontFace>Quartz</FontFace>
                <FontHeight>13</FontHeight>
                <!-- Use standard EPR variable  -->
                <GaugeString>%((A:TURB ENG PRESSURE RATIO:1,ratio))%!1.2f!</GaugeString>
                <HorizontalAlign>RIGHT</HorizontalAlign>
                <!-- Text box size  -->
                <Size>29,29</Size>
                <Transparent>True</Transparent>
                <VerticalAlign>CENTER</VerticalAlign>
            </GaugeText>
        </Element>

        <Element id="epr_needle">
            <!-- Position from top left corner of background bitmap  -->
            <FloatPosition>69.000,71.000</FloatPosition>
            <Image id="eng_epr_needle.bmp" Name="eng_epr_needle.bmp">
                <!-- Position from top left corner of background bitmap  -->
                <Transparent>True</Transparent>
                <!-- Position of the rotational axis on the needle bitmap  -->
                <Axis>10.000,7.000</Axis>
            </Image>
            <Rotation id="Rotation">
                    <!-- Initial position of the needle. East = 90° -->
                    <PointsTo>EAST</PointsTo>
            <Expression id="Expression">
                    <!-- Rotates when EPR is between 0 and 3 -->
                    <Minimum>0.000</Minimum>
                    <Maximum>3.000</Maximum>
                        <!-- This default FSX A: var drives the needle -->
                        <Script>(A:TURB ENG PRESSURE RATIO:1,ratio)</Script>
            </Expression>
                     <!-- This makes sure that the needle is rotated by a specified amount of degrees when the EPR is at a certain value -->
             <NonlinearityTable id="NonlinearityTable">
                          <NonlinearityEntry id="NonlinearityEntry">
                            <ExpressionResult>1.000</ExpressionResult>
                            <Degrees>1</Degrees>
                          </NonlinearityEntry>
                          <NonlinearityEntry id="NonlinearityEntry">
                            <ExpressionResult>2.000</ExpressionResult>
                            <Degrees>166</Degrees>
                          </NonlinearityEntry>
                          <NonlinearityEntry id="NonlinearityEntry">
                            <ExpressionResult>3.000</ExpressionResult>
                            <Degrees>332</Degrees>
                          </NonlinearityEntry>
             </NonlinearityTable>
            </Rotation>
        </Element>
       <!-- EPR bug -->
        <Element id="epr_marker">
            <!-- Placement of the top left corner of the bug bitmap from top left of background bitmap -->
            <FloatPosition>69.000,71.000</FloatPosition>
            <Image id="eng_epr_marker.bmp" Name="eng_epr_marker.bmp">
                <Transparent>True</Transparent>
                <!-- Placement of the rotational axis on the bug bitmap -->
                <Axis>1.000,1.000</Axis>
            </Image>
            <Rotation id="Rotation">
                   <!-- Same as for the needle above -->
                    <PointsTo>EAST</PointsTo>
            <Expression id="Expression">
                    <Minimum>1.000</Minimum>
                    <Maximum>3.000</Maximum>
                        <!-- A custom variable (L: type) drives the bug -->
                        <Script>(L:EPRPRESET01, number) 1 *</Script>
            </Expression>
             <NonlinearityTable id="NonlinearityTable">
                          <NonlinearityEntry id="NonlinearityEntry">
                            <ExpressionResult>1.000</ExpressionResult>
                            <Degrees>1</Degrees>
                          </NonlinearityEntry>
                          <NonlinearityEntry id="NonlinearityEntry">
                            <ExpressionResult>2.000</ExpressionResult>
                            <Degrees>166</Degrees>
                          </NonlinearityEntry>
                          <NonlinearityEntry id="NonlinearityEntry">
                            <ExpressionResult>3.000</ExpressionResult>
                            <Degrees>332</Degrees>
                          </NonlinearityEntry>
             </NonlinearityTable>
            </Rotation>
        </Element>

       <!-- EPR bug knob -->
        <Element id="epr_button">
            <!-- Placement of the bug knob on the background bitmap -->
            <FloatPosition>132.000,133.000</FloatPosition>
            <Image id="eng_epr_button.bmp" Name="eng_epr_button.bmp">
                <Transparent>True</Transparent>
                <Axis>16.000,15.000</Axis>
            </Image>
            <Rotation id="Rotation">
                    <PointsTo>WEST</PointsTo>
            <Expression id="Expression">
                    <Minimum>0.000</Minimum>
                    <Maximum>20.000</Maximum>
                        <!-- Same variable as for the bug drives the rotation of the knob -->
                        <Script>(L:EPRPRESET01, number) 5.5 *</Script>
            </Expression>
            </Rotation>
        </Element>

     <!-- Clickspots for the gauge -->
        <!-- Master Clickspot -->
        <MouseArea id="MouseArea">
            <!-- Starts at top left of the gauge background bitmap... -->
            <FloatPosition>0.000,0.000</FloatPosition>
            <!-- ...and is the same size as the background bitmap -->
            <Size>148,149</Size>
            <MouseArea id="Set Knob">
                <!-- Clickspots for the knob -->
                <!-- About the same position as the knob bitmap -->
                <FloatPosition>113.000,116.000</FloatPosition>
                <!-- About the same size as the knob bitmap  -->
                <Size>33,32</Size>
                <!-- Clickspot is split in two left half... -->
                <MouseArea id="Decrement">
                    <!-- Starts at the top left corner of the EPR knob master clickspot... -->
                    <FloatPosition>0.000,0.000</FloatPosition>
                    <!-- ...but is only half its size -->
                    <Size>15,31</Size>
                    <CursorType>DownArrow</CursorType>
                    <MouseClick id="MouseClick">
                        <!-- Operation to execute upon clicking the clickspot. Here: Read the EPR preset variable, decrease it by 0.01 between the values of 1 and 2.4 and write the new value into the variable -->
                        <Script>
                            (L:EPRPRESET01, number) 0.01 - 1 max 2.4 min (&gt;L:EPRPRESET01, number)
                        </Script>
                        <ClickRepeat>True</ClickRepeat>
                    </MouseClick>
                </MouseArea>
                <!-- ...right half of the clickspot. Works just the same as above, except... -->
                <MouseArea id="Increment">
                    <!-- It's placed right by half the width of the master clickspot... -->
                    <FloatPosition>16.000,0.000</FloatPosition>
                    <!-- ...but is the same size as the decrement clickspot above -->
                    <Size>15,31</Size>
                    <CursorType>UpArrow</CursorType>
                    <MouseClick id="MouseClick">
                       <!-- Operation: Read the EPR preset variable, increase it by 0.01 between the values of 1 and 2.4 and write the new value into the variable  -->
                        <Script>
                            (L:EPRPRESET01, number) 0.01 + 1 max 2.4 min (&gt;L:EPRPRESET01, number)
                        </Script>
                        <ClickRepeat>True</ClickRepeat>
                    </MouseClick>
                </MouseArea>
                    <!-- Tooltip for the master knob clickspot. Here: Show current value for the custom EPR preset variable.  -->
                <Tooltip id="Tooltip">
                     <DefaultScript>EPR PRESET:%((L:EPRPRESET01, number))%! 1.2f! </DefaultScript>
                    </Tooltip>
            </MouseArea>
        <!-- Tooltip for the master clickspot. Here: Show current EPR value and current thrust  -->
        <Tooltip id="Tooltip">
               <DefaultScript>EPR: %((A:TURB ENG PRESSURE RATIO:1,ratio))%!1.3f! Thrust: %((A:TURB ENG JET THRUST:1,pounds))%!1.0f!lbs</DefaultScript>
               </Tooltip>
        </MouseArea>

    </SimGauge.Gauge>
</SimBase.Document>