dialchart.xml

<chart-attributes>
	<chart-type>DialChart</chart-type>
	<units></units>
	
	<!--  this is the color of the needle -->
	<needle-color>#000080</needle-color>
	
	<!--  this is the background for the whole image -->
	<!-- background-color>#ffffff</background-color -->
	<chart-background type="gradient">
		<x1>0.0</x1>
		<y1>0.0</y1>
		<color1>#dddddd</color1>
		<x2>100.0</x2>
		<y2>100.0</y2>
		<color2>#FFFFFF</color2>
		<cyclic>true</cyclic>
	</chart-background>
	
	<!--  this ia the background for the dial -->
	<plot-background type="gradient">
		<color1>#000000</color1>
		<color2>#FFFFFF</color2>
		<cyclic>true</cyclic>
	</plot-background>
	
	
	<!--  intervals define ranges on the dial that are colored differently from the dial background -->
	<intervals>
		<interval>
			<label>low</label>
			<!-- this is the value that the range starts at -->
			<minimum>0</minimum>
			<!-- this is the value that the range stops at -->
			<maximum>30</maximum>
			<!--  this is the color of the range -->
			<!-- color>#ff8080</color -->
			<interval-background type="gradient">
				<x1>50</x1>
				<y1>50</y1>
				<x2>150</x2>
				<y2>150</y2>
				<color1>#ffffff</color1>
				<color2>#ff0000</color2>
				<cyclic>true</cyclic>
			</interval-background>
			
			<!--  this is the color of the text for the range value and tick marks -->
			<text-color>#0000bb</text-color>
		</interval>
		<interval>
			<label>medium</label>
			<minimum>30</minimum>
			<maximum>70</maximum>
			<!-- color>#ffff80</color -->
			<text-color>#0000bb</text-color>
			<interval-background type="gradient">
				<x1>50</x1>
				<y1>50</y1>
				<x2>150</x2>
				<y2>150</y2>
				<color1>#ffffff</color1>
				<color2>#ffff00</color2>
				<cyclic>true</cyclic>
			</interval-background>
		</interval>
		<interval>
			<label>high</label>
			<minimum>70</minimum>
			<maximum>100</maximum>
			<text-color>#0000bb</text-color>
			<interval-background type="gradient">
				<x1>50</x1>
				<y1>50</y1>
				<x2>150</x2>
				<y2>150</y2>
				<color1>#ffffff</color1>
				<color2>#40FF40</color2>
				<cyclic>true</cyclic>
			</interval-background>
		</interval>
	</intervals>
</chart-attributes>