public static Canvas LoadComponent(string xaml)
{
XElement x = XElement.Parse(xaml);
XElement xRoot = x.Elements().FirstOrDefault();
Canvas canvas = null;
if (xRoot.Name.LocalName == "Canvas")
{
canvas = new Canvas() { Name = xRoot.SafeGetName(), Width = xRoot.SafeGetFloat("Width"), Height = xRoot.SafeGetFloat("Height") };
canvas.ContentSize = new CCSize(canvas.Width, canvas.Height);
var eList = xRoot.Elements().ToList();
foreach (var e in eList)
{
switch (e.Name.LocalName)
{
case "Image":
{
if (e.Attribute("Source") != null)
{
string filename = e.Attribute("Source").Value;
Image image = new Image(Factory.CreateSpriteFrame(filename)) { Name = e.SafeGetName() };
image.Width = e.SafeGetFloat("Width");
image.Height = e.SafeGetFloat("Height");
image.Left = e.SafeGetFloat("Canvas.Left");
image.Top = e.SafeGetFloat("Canvas.Top");
image.Visible = (e.SafeGetText("Visibility") != "Collapsed");
if (e.Attribute("Opacity") != null)
image.Opacity = (byte)(255 * e.SafeGetFloat("Opacity"));
canvas.AddChild(image);
}
}
break;
case "TextBlock":
{
string fontFamily = e.SafeGetText("FontFamily");
if (fontFamily == "")
{
//fontFamily = "Content/font.fnt";
continue;
}
TextBlock textblock = new TextBlock(fontFamily, e.SafeGetText("Text"), e.SafeGetFloat("FontSize")) { Name = e.SafeGetName() };
textblock.Left = e.SafeGetFloat("Canvas.Left");
textblock.Top = e.SafeGetFloat("Canvas.Top");
textblock.Visible = (e.SafeGetText("Visibility") != "Collapsed");
if (e.Attribute("Opacity") != null)
textblock.Opacity = (byte)(255 * e.SafeGetFloat("Opacity"));
if (e.Attribute("Foreground") != null)
{
CCColor4B color = Colors.Parse(e.SafeGetText("Foreground"));
textblock.Color = new CCColor3B(color.R, color.G, color.B);
}
canvas.AddChild(textblock);
}
break;
}
}
}
canvas.ArrangeChild();
return canvas;
}
//锚点以元素的左下角为准(0,0)
public static Canvas CreateListLayer(CCNode[] nodes, float marginLeft, float marginTop, float marginBottom, float marginRight)
{
float layerWidth = 0;
float layerHeight = 0;
foreach (CCNode node in nodes)
{
float nodeWidth = node.ContentSize.Width + marginLeft + marginRight;
float nodeHeight = node.ContentSize.Height + marginTop + marginBottom;
if (nodeWidth > layerWidth)
layerWidth = nodeWidth;
layerHeight += nodeHeight;
}
Canvas canvas = new Canvas() { ContentSize = new CCSize(layerWidth, layerHeight) };
//CCLayerColor color = new CCLayerColor(CCColor4B.Yellow, layerWidth, layerHeight);
//canvas.AddChild(color);
float posX = marginLeft;
float posY = 0;
for (int i = 0; i < nodes.Length; i++)
{
posY += (nodes[i].ContentSize.Height + marginTop);
nodes[i].PositionX = posX;
nodes[i].PositionY = layerHeight - posY;
posY += marginBottom;
canvas.AddChild(nodes[i]);
}
return canvas;
}
