RPI/Mathactivity/XML/goal mockup

<goal id="house">

   <title>My House</title>

   <display modify="self">

       <image id="house_picture" x="0" y="0" fixed="true">

           <svgblock>

               #Insert SVG here

           </svgblock>

           <svgblock id="house_paint_color">

               #555555

           </svgblock>

           <svgblock>

               #Rest of SVG here

           </svgblock>

           
       </image>

   </display>

   <materials>

       <material id="stone" quantity="10" />

       <material id="sand" quantity="10" />

       <material id="wood" quantity="20" />

   </materials>

   <problems>

       <problem id="make_house" />

   </problems>

   <subgoals>

       <subgoal id="paint" stage="1" />

       <subgoal id="frame" stage="0" />

       <subgoal id="roof" stage="0" />

       <subgoal id="barn" stage="2" />

   </subgoals>

</goal>

<goal id="paint" require="house" >

   <title>Paint</title>

   <display modify="parent">

       <mod_image id="house_picture">

           <svgblock id="house_paint_color">

               <choice default="red" />

                   <option id="red">

                       <title>Red Paint</title>

                       <value>#FF0000</value>

                   </option>

                   <option id="green">

                       <title>Green Paint</title>

                       <value>#00FF00</value>

                   </option>

                   <option id="blue">

                       <title>Blue Paint</title>

                       <value>#0000FF</value>

                   </option>

               </choice>

           </svgblock>

       </mod_image>

   </display>

   <materials>

       <material id="colored_berries" quantity="10" />

   </materials>

   
</goal>

<goal id="barn" require="house" >

   <title>Barn</title>

   <display modify="self">

       <image id="barn_picture" x="30" y="0" fixed="true">

           <svgblock>

               #Insert SVG here

           </svgblock>

       </image>

   </display>

   <materials>

       <material id="stone" quantity="5" />

       <material id="sand" quantity="5" />

       <material id="wood" quantity="10" />

   </materials>

   
</goal>