private static void RenderBoxText(BoxTemplate box, StyleTemplate style, Graphics myGraphics, object templateValues)
{
//string format for image text
StringFormat stringFormat = new StringFormat {
Alignment = StringAlignment.Near, LineAlignment = StringAlignment.Near
};
Dictionary <string, object> dictionary = templateValues.ToDictionary();
dictionary.Add("DATETIME", DateTime.Now);
dictionary.Add("TIME", DateTime.Now.ToShortTimeString());
dictionary.Add("DATE", DateTime.Now.ToShortDateString());
dictionary.Add("MACHINENAME", Environment.MachineName);
dictionary.Add("OSVERSION", Environment.OSVersion);
dictionary.Add("USERDOMAINNAME", Environment.UserDomainName);
dictionary.Add("USERNAME", Environment.UserName);
dictionary.Add("VERSION", Environment.Version);
//draw text on image
string text = templateValues == null ? box.Text : FormattableObject.ToString(dictionary, box.Text, null);
Rectangle textBounds = new Rectangle(box.Left, box.Top, box.Width, box.Height);
using (SolidBrush textBrush = new SolidBrush(style.ForeColor))
{
myGraphics.DrawString(text, style.Font, textBrush, textBounds, stringFormat);
}
}
public void GenOne()
{
ImageTemplate definition = new ImageTemplate
{
Height = 120,
Width = 300,
Id = "Green",
Style =
{
BackColor = Color.Black
}
};
BoxTemplate box = new BoxTemplate(definition)
{
Id = "Header",
Height = 20,
Width = 20,
Left = 20
};
definition.Canvas.Add(box);
box = new BoxTemplate(definition)
{
Id = "Description",
Height = 20,
Width = 20,
Left = 20,
Top = 20,
Text = "Welcome Home!",
Style =
{
BackColor = Color.Red,
ForeColor = Color.White,
Image = "/images/logo.png",
ImageRepeat = ImageRepeat.Horizontal
}
};
definition.Canvas.Add(box);
string expected = definition.ToXml();
ImageTemplate imageTemplate = ImageTemplate.FromXml(expected);
string actual = imageTemplate.ToXml();
StringBuilder message = new StringBuilder(100);
message.AppendLine("------- ORIGINAL XML -------");
message.AppendLine();
message.AppendLine(expected);
message.AppendLine();
message.AppendLine("------- ROUNDTRIP XML -------");
message.AppendLine();
message.AppendLine(actual);
message.AppendLine();
Assert.AreEqual(expected, actual, message.ToString());
}
/// <summary>
/// Generates an object from its XML representation.
/// </summary>
/// <param name="reader">
/// The <see cref="XmlReader"></see> stream from which
/// the object is deserialized.
/// </param>
void IXmlSerializable.ReadXml(XmlReader reader)
{
if ((reader.NodeType == XmlNodeType.None || reader.Name != "imageTemplate") && !reader.ReadToFollowing("imageTemplate"))
{
throw new InvalidOperationException("Expected element 'imageTemplate'.");
}
Id = reader.GetAttribute("id");
if (string.IsNullOrEmpty(Id))
{
throw new InvalidOperationException("The required attribute 'Id' was not found.");
}
string width = reader.GetAttribute("width");
if (!string.IsNullOrEmpty(width))
{
Width = Convert.ToInt32(width);
}
string height = reader.GetAttribute("height");
if (!string.IsNullOrEmpty(height))
{
Height = Convert.ToInt32(height);
}
string inherits = reader.GetAttribute("inherits");
if (!string.IsNullOrEmpty(inherits))
{
Inherits = inherits;
}
if (reader.ReadToDescendant("style"))
{
((IXmlSerializable)Style).ReadXml(reader);
if (!reader.ReadToFollowing("canvas"))
{
throw new InvalidOperationException("Expected the element 'canvas' to follow the 'imageTemplate' and 'style' elements.");
}
}
if (reader.Name != "canvas")
{
throw new InvalidOperationException(
"Expected the element 'style' or 'canvas' to follow the 'imageTemplate' element.");
}
while (reader.Read() && reader.Name == "box")
{
BoxTemplate box = new BoxTemplate(this);
Canvas.Add(box);
((IXmlSerializable)box).ReadXml(reader);
}
}
private static void RenderBoxBackground(BoxTemplate box, StyleTemplate style, Graphics myGraphics)
{
Rectangle backBounds = new Rectangle(box.Left, box.Top, box.Width, box.Height);
Rectangle gradientBounds = new Rectangle(box.Left, box.Top, box.Width, box.Height + 60);
using (LinearGradientBrush gradientBrush = new LinearGradientBrush(gradientBounds, style.BackColor, style.BackColor2, style.GradientAngle, true))
{
myGraphics.FillRectangle(gradientBrush, backBounds);
}
}
private static void RenderBoxBorderAndBackground(BoxTemplate box, StyleTemplate style, int borderWidth, Graphics myGraphics)
{
Rectangle borderBounds = new Rectangle(0, 0, box.Width, box.Height);
Rectangle backBounds = new Rectangle(borderWidth, borderWidth, box.Width - borderWidth * 2, box.Height - borderWidth * 2);
using (SolidBrush brush = new SolidBrush(style.BorderColor))
{
myGraphics.FillRectangle(brush, borderBounds);
}
using (LinearGradientBrush gradientBrush = new LinearGradientBrush(new Rectangle(style.BorderWidth, style.BorderWidth, box.Width, box.Height + 60), style.BackColor, style.BackColor2, style.GradientAngle, true))
{
myGraphics.FillRectangle(gradientBrush, backBounds);
}
}
private static void RenderBoxImage(BoxTemplate box, StyleTemplate style, Graphics myGraphics, object templateValues)
{
//find image max size
int maxSize = box.Width < box.Height ? box.Width : box.Height;
Dictionary <string, object> dictionary = templateValues.ToDictionary();
string path = templateValues == null ? style.Image : FormattableObject.ToString(dictionary, style.Image, null);
using (Image image = Image.FromFile(path))
using (Image thumbnail = GetThumbnail(image, maxSize))
using (Image rotated = RotateImage(thumbnail, thumbnail.Width / 2, thumbnail.Height / 2, style.Rotation, true))
{
Rectangle imageRectangle = new Rectangle(new Point(box.Left, box.Top), new Size(rotated.Width, rotated.Height));
myGraphics.DrawImage(rotated, imageRectangle, 0, 0, rotated.Width, rotated.Height, GraphicsUnit.Pixel);
}
}
private static void RenderBoxes(BoxTemplate box, Graphics myGraphics, object templateValues)
{
StyleTemplate style = box.Style;
int borderWidth = style.BorderWidth;
if (style.BorderColor != Color.Empty && style.BackColor != Color.Empty)
{
RenderBoxBorderAndBackground(box, style, borderWidth, myGraphics);
}
else if (style.BackColor != Color.Empty)
{
RenderBoxBackground(box, style, myGraphics);
}
if (style.Image != null)
{
RenderBoxImage(box, style, myGraphics, templateValues);
}
if (box.Text != null)
{
RenderBoxText(box, style, myGraphics, templateValues);
}
}
public void GenMany()
{
ImageTemplate definition = new ImageTemplate();
definition.Height = 120;
definition.Width = 300;
definition.Id = "Green";
definition.Style.BackColor = Color.Black;
BoxTemplate box = new BoxTemplate(definition);
box.Id = "Header";
box.Height = 20;
box.Width = 20;
box.Left = 20;
definition.Canvas.Add(box);
box.Style.BackColor = Color.Red;
box.Style.ForeColor = Color.White;
box.Style.Image = "/images/logo.png";
box.Style.ImageRepeat = ImageRepeat.Horizontal;
box = new BoxTemplate(definition);
box.Id = "Description";
box.Height = 20;
box.Width = 20;
box.Left = 20;
box.Top = 20;
box.Text = "Welcome Home!";
definition.Canvas.Add(box);
box.Style.BackColor = Color.Red;
box.Style.ForeColor = Color.White;
box.Style.Image = "/images/logo.png";
box.Style.ImageRepeat = ImageRepeat.Horizontal;
//-------------------------------------------------------------------
ImageTemplate definition2 = new ImageTemplate();
definition2.Height = 120;
definition2.Width = 300;
definition2.Id = "Blue";
definition2.Style.BackColor = Color.Black;
box = new BoxTemplate(definition2);
box.Id = "Header";
box.Height = 20;
box.Width = 20;
box.Left = 20;
definition2.Canvas.Add(box);
box.Style.BackColor = Color.Red;
box.Style.ForeColor = Color.White;
box.Style.Image = "/images/logo.png";
box.Style.ImageRepeat = ImageRepeat.Horizontal;
box = new BoxTemplate(definition2);
box.Id = "Description";
box.Height = 20;
box.Width = 20;
box.Left = 20;
box.Top = 20;
box.Text = "Welcome Home!";
definition2.Canvas.Add(box);
box.Style.BackColor = Color.Red;
box.Style.ForeColor = Color.White;
box.Style.Image = "/images/logo.png";
box.Style.ImageRepeat = ImageRepeat.Horizontal;
ImageTemplateCollection definitions = new ImageTemplateCollection();
definitions.Add(definition);
definitions.Add(definition2);
string expected = definitions.ToXml();
string actual = ImageTemplateCollection.FromXml(expected).ToXml();
StringBuilder message = new StringBuilder(100);
message.AppendLine("------- ORIGINAL XML -------");
message.AppendLine();
message.AppendLine(expected);
message.AppendLine();
message.AppendLine("------- ROUNDTRIP XML -------");
message.AppendLine();
message.AppendLine(actual);
message.AppendLine();
Assert.AreEqual(expected, actual, message.ToString());
}
