public override sd.Size GetPreferredSize(sd.Size proposedSize)
{
if (cachedSize == null)
{
var size = new sd.Size(16, 20);
var font = Font;
using (var g = CreateGraphics())
{
foreach (object item in Items)
{
var text = GetItemText(item);
var itemSize = swf.TextRenderer.MeasureText(g, text, font);
size.Width = Math.Max(size.Width, (int)itemSize.Width);
size.Height = Math.Max(size.Height, (int)itemSize.Height);
}
}
// for drop down glyph and border
if (DrawMode == swf.DrawMode.OwnerDrawFixed)
{
size.Width += 4;
}
size.Width += 18;
size.Height += 4;
size.Width = Math.Max(size.Width, MinSize.Width);
size.Height = Math.Max(size.Height, MinSize.Height);
cachedSize = size;
}
return(cachedSize.Value);
}
/// <summary>
/// Creates an image.
/// </summary>
/// <param name="model">The upload to create.</param>
/// <param name="unitOfWork">Unit of work.</param>
/// <returns>Image populated with newly allocated upload identifier.</returns>
private Image CreateImage(CreateUploadModel model, IUnitOfWork unitOfWork)
{
// Validate create upload model
Drawing.Size?size = _uploadValidator.ValidateCreateImage(model);
// Construct image object
DateTime now = DateTime.UtcNow;
Image image = new Image
{
TenantId = model.TenantId,
Created = now,
Updated = now,
Name = model.Name.Trim(),
Content = model.Content,
ContentType = model.ContentType.Trim().ToLower(),
Size = model.Content.Length,
UploadType = UploadType.Image,
Committed = false,
Width = size.Value.Width,
Height = size.Value.Height
};
// Create image and record newly allocated upload identifier
image.UploadId = _uploadRepository.CreateImage(image, unitOfWork);
// Return image object
return(image);
}
/*
* protected override void OnMeasureItem(swf.MeasureItemEventArgs e)
* {
* base.OnMeasureItem(e);
* using (var g = CreateGraphics())
* {
* //foreach (object item in Items)
* {
* var font = Font;
* var text = GetItemText(e.Index);
* var itemSize = swf.TextRenderer.MeasureText(g, text, font);
* e.ItemWidth = (int)itemSize.Width;
* e.ItemHeight = (int)itemSize.Height;
* }
* }
* }*/
public override sd.Size GetPreferredSize(sd.Size proposedSize)
{
if (cachedSize == null)
{
var size = new sd.Size(16, 20);
var font = Font;
foreach (object item in Items)
{
var text = GetItemText(item);
var itemSize = swf.TextRenderer.MeasureText(text, font);
var image = (item as EtoComboBoxItem)?.Image;
if (image != null)
{
itemSize.Width += 18;
}
size.Width = Math.Max(size.Width, (int)itemSize.Width);
size.Height = Math.Max(size.Height, (int)itemSize.Height);
}
// for drop down glyph and border
if (DrawMode == swf.DrawMode.OwnerDrawFixed)
{
size.Width += 4;
}
size.Width += 18;
size.Height += 4;
size.Width = Math.Max(size.Width, MinSize.Width);
size.Height = Math.Max(size.Height, MinSize.Height);
cachedSize = size;
}
return(cachedSize.Value);
}
public void ChangeDesktopSize(System.Drawing.Size?size = null, DesktopSize?desktopSize = null)
{
if (this.Favorite == null && !desktopSize.HasValue)
{
return;
}
if (!(size.HasValue && desktopSize.HasValue))
{
if (desktopSize.HasValue)
{
if (size.HasValue)
{
size = GetSize(this, desktopSize.Value, size.Value.Width, size.Value.Height);
}
else
{
size = GetSize(this, desktopSize.Value, this.Favorite.DesktopSizeWidth, this.Favorite.DesktopSizeHeight);
}
}
else
if (size == null)
{
size = GetSize();
}
if (size == null)
{
return;
}
}
this.ChangeDesktopSize(desktopSize.HasValue ? desktopSize.Value : this.Favorite.DesktopSize, size.Value);
}
sd.SizeF CalculatePositions(sd.Size proposedSize, bool force)
{
if (!force && (positions != null && positionSize == proposedSize))
{
return(sd.SizeF.Empty);
}
positionSize = proposedSize;
var size = sd.SizeF.Empty;
sd.Size lineSize = sd.Size.Empty;
var text = Text;
positions = new List <Position>();
while (text.Length > 0)
{
var lineText = string.Empty;
for (int len = 0; len <= text.Length; len++)
{
var t = text.Substring(0, len);
var ls = swf.TextRenderer.MeasureText(t, Font, proposedSize, textFormat);
if (ls.Width < proposedSize.Width)
{
lineText = t;
lineSize = ls;
}
else
{
break;
}
}
if (lineText.Length == 0)
{
break;
}
positions.Add(new Position {
Size = lineSize, Text = lineText
});
size.Height += lineSize.Height;
size.Width = Math.Max(lineSize.Width, size.Width);
text = text.Substring(lineText.Length);
}
return(size);
}
public DisplayObject LoadClass(System.Type type)
{
// get desired size of object from [SWF] attributes
System.Drawing.Size?desiredSize = GetSWFDesiredSize(type);
// construct instance of type
// we set the global stage so that it will be set during this display object's constructor
DisplayObjectContainer.globalStage = mStage;
DisplayObject displayObject = System.Activator.CreateInstance(type) as DisplayObject;
DisplayObjectContainer.globalStage = null;
if (displayObject != null)
{
// TODO: this size may need to be set before the display object constructor executes
if (desiredSize.HasValue)
{
// resize object to desired size
displayObject.width = desiredSize.Value.Width;
displayObject.height = desiredSize.Value.Height;
}
else
{
// resize object to size of stage
displayObject.width = mStage.stageWidth;
displayObject.height = mStage.stageHeight;
}
// add display object to stage
mStage.addChild(displayObject);
// set title
Title = displayObject.GetType().ToString();
}
return(displayObject);
}
public void ResetSize()
{
cachedSize = null;
}
/// <summary>上传图片到指定目录</summary>
/// <param name="fileUpload">文件上传控件</param>
/// <param name="folderName">上传目录名，如Users</param>
/// <returns>图片的虚拟路径</returns>
public static string UploadFile(FineUI.FileUpload fileUpload, string folderName, System.Drawing.Size?size = null)
{
if (!fileUpload.HasFile)
{
return("");
}
// 图片文件检测
string fileName = fileUpload.ShortFileName;
if (!Common.IsImageFile(fileName))
{
Alert.Show("无效的图片类型！");
return("");
}
// 保存文件, 调整尺寸
string virtualPath = Common.GetUploadFilePath(folderName, fileName);
string physicalPath = SaveUploadFile(fileUpload, virtualPath);
if (size != null)
{
DrawHelper.CreateThumbnail(physicalPath, physicalPath, size.Value.Width);
}
return(virtualPath);
}