本文整理汇总了C#中GraphicsLayer.GetDefaultSymbol方法的典型用法代码示例。如果您正苦于以下问题:C# GraphicsLayer.GetDefaultSymbol方法的具体用法?C# GraphicsLayer.GetDefaultSymbol怎么用?C# GraphicsLayer.GetDefaultSymbol使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类GraphicsLayer
的用法示例。
在下文中一共展示了GraphicsLayer.GetDefaultSymbol方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: createNewDefaultUniqueValueRenderer
private static UniqueValueRenderer createNewDefaultUniqueValueRenderer(GraphicsLayer graphicsLayer, IEnumerable<object> uniqueValues, FieldInfo attributeField, LinearGradientBrush defaultColorRampGradientBrush, IEnumerable<Symbol> existingSymbolSet)
{
Symbol defaultSymbol = graphicsLayer.GetDefaultSymbol();
UniqueValueRenderer uniqueValueRenderer = new UniqueValueRenderer()
{
Field = attributeField != null ? attributeField.Name : null,
DefaultSymbol = defaultSymbol,
};
if (uniqueValues != null)
{
List<Symbol> symbols = new List<Symbol>();
int i = 0;
foreach (object uniqueValue in uniqueValues)
{
Symbol symbol = null;
if (existingSymbolSet != null)
symbol = existingSymbolSet.ElementAtOrDefault(i);
if (symbol == null)
symbol = graphicsLayer.GetDefaultSymbolClone();
uniqueValueRenderer.Infos.Add(new UniqueValueInfoObj()
{
Symbol = symbol,
SerializedValue = uniqueValue,
FieldType = attributeField.FieldType,
});
symbols.Add(symbol);
i++;
}
if (defaultColorRampGradientBrush != null)
{
if (existingSymbolSet == null) // apply the gradient brush, only if symbols have not been pre-defined
{
applyLinearGradientBrushToSymbolSet(symbols, defaultColorRampGradientBrush, defaultSymbol);
}
}
}
return uniqueValueRenderer;
}