public AlphabetRenderGroup(Size size)
{
this.Size = size;
this.renderList = new List <AlphabetRender>();
this.renderDict = new Dictionary <string, AlphabetRender>();
string text = "A";
//添加26个英文首字母
for (int i = 0; i < 26; i++)
{
render = new AlphabetRender();
render.Enabled = false;
render.Text = text;
this.AddRender(render);
this.renderList.Add(render);
if (!this.renderDict.ContainsKey(render.Text))
{
this.renderDict.Add(render.Text, render);
}
text = Convert.ToChar(Convert.ToInt16(text.ToCharArray()[0]) + 1).ToString();
}
//添加其他
text = "OTHER";
render = new AlphabetRender();
render.Enabled = false;
render.Text = text;
render.Size = new Size(40, 24);
this.AddRender(render);
this.renderList.Add(render);
if (!this.renderDict.ContainsKey(render.Text))
{
this.renderDict.Add(render.Text, render);
}
Relocation();
}
private void Relocation()
{
AlphabetRender pre = null;
if (renderList != null && renderList.Count != 0)
{
// 确定默认的绘制内容的纵坐标
int x = 10;
int y = (this.Size.Height - renderList[0].Size.Height) / 2;
int width = 0;
int height = ConstHeight;
// 遍历需要绘制的内容
foreach (AlphabetRender render in renderList)
{
if (pre == null)
{
// 如果是第一个内容
render.Location = new Point(this.Location.X + x, this.Location.Y + y);
}
else
{
// 根据前一个内容的位置信息，确定当前显示内容的坐标位置
render.Location = new Point(pre.Location.X + pre.Size.Width, this.Location.Y + y);
}
// 记录前一个绘制内容
pre = render;
if (pre.Location.X + pre.Size.Width > this.Size.Width - pre.Size.Width / 2)
{
width = 0;
pre = null;
y += ConstHeight;
height += ConstHeight;
}
else
{
// 累加当前内容的绘制占用总宽度
width += pre.Size.Width;
}
}
// 更新当前容器的大小
// this.Size = new Size(width, this.Size.Height);
this.Size = new Size(this.Size.Width, height);
}
this.Invalidate();
}
