/// <summary>
///
/// </summary>
/// <param name="g"></param>
private void OnDraw(Graphics g)
{
// Background
using (var brush = new SolidBrush(BackColor))
{
g.FillRectangle(brush, ClientRectangle);
}
// Element
var rect = ClientRectangle;
if (borderTop || borderBottom || borderLeft || borderRight)
{
rect.Inflate(-1, -1);
}
var context = new TemplateDrawContext
{
PreferBaseForeColor = false,
PreferBaseBackColor = false,
PreferBaseBorderColor = false,
BaseForeColor = ForeColor,
BaseBackColor = BackColor,
BaseBorderColor = ElementBorderColor,
Font = Font
};
var designMode = (Site != null) && Site.DesignMode;
var source = designData as ITemplateDesignData;
var target = designMode & source != null?source.Create() : item;
TemplateDrawHelper.DrawElements(g, rect, target, elements, context);
// Border
g.DrawBorder(borderColor, ClientRectangle, borderTop, borderBottom, borderLeft, borderRight);
}
/// <summary>
///
/// </summary>
/// <param name="g"></param>
private void OnDraw(Graphics g)
{
// Background
using (var brush = new SolidBrush(BackColor))
{
g.FillRectangle(brush, ClientRectangle);
}
// Element
var rect = ClientRectangle;
if (borderTop || borderBottom || borderLeft || borderRight)
{
rect.Inflate(-1, -1);
}
var context = new TemplateDrawContext
{
PreferBaseForeColor = false,
PreferBaseBackColor = false,
PreferBaseBorderColor = false,
BaseForeColor = ForeColor,
BaseBackColor = BackColor,
BaseBorderColor = ElementBorderColor,
Font = Font
};
var designMode = (Site != null) && Site.DesignMode;
var source = designData as ITemplateDesignData;
var target = designMode & source != null ? source.Create() : item;
TemplateDrawHelper.DrawElements(g, rect, target, elements, context);
// Border
g.DrawBorder(borderColor, ClientRectangle, borderTop, borderBottom, borderLeft, borderRight);
}
//--------------------------------------------------------------------------------
// Draw
//--------------------------------------------------------------------------------
/// <summary>
///
/// </summary>
/// <param name="g"></param>
protected override void OnDraw(Graphics g)
{
// Elements
var rect = CalcListRect();
g.Clip = new Region(rect);
var context = new TemplateDrawContext
{
BaseBorderColor = SplitterColor,
Font = Font
};
var designMode = (Site != null) && Site.DesignMode;
var baseY = rect.Top;
var source = designData as ITemplateListDesignData;
var list = designMode && source != null ? (IList)source.Create() : items;
var i = designMode ? 0 : TopIndex;
var max = designMode && list != null ? list.Count : items.Count;
if (list != null)
{
while ((baseY < rect.Bottom) && (i < max))
{
var elementRect = new Rectangle(rect.Left, baseY, rect.Width, itemHeight);
var selected = i == selectedIndex;
var foreColor = selected
? (Focused ? selectedForeColor : inactiveSelectedForeColor)
: ForeColor;
var backColor = selected
? (Focused ? selectedBackColor : inactiveSelectedBackColor)
: (i % 2 == 0) ? BackColor : alternateBackColor;
using (var brush = new SolidBrush(backColor))
{
g.FillRectangle(brush, elementRect);
}
context.PreferBaseForeColor = selected && PreferForeColorWhenSelected;
context.PreferBaseBackColor = selected && PreferBackColorWhenSelected;
context.PreferBaseBorderColor = selected && PreferBorderColorWhenSelected;
context.BaseForeColor = foreColor;
context.BaseBackColor = backColor;
TemplateDrawHelper.DrawElements(g, elementRect, list[i], elements, context);
baseY += itemHeight;
if (splitter)
{
using (var brush = new SolidBrush(SplitterColor))
{
g.FillRectangle(brush, new Rectangle(rect.Left, baseY, rect.Width, 1));
}
baseY += 1;
}
i++;
}
}
using (var brush = new SolidBrush(BackColor))
{
g.FillRectangle(brush, rect.X, baseY, rect.Width, rect.Bottom - baseY);
}
// Border
g.Clip = new Region(ClientRectangle);
using (var pen = new Pen(borderColor))
{
g.DrawRectangle(pen, ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1);
}
}
//--------------------------------------------------------------------------------
// Draw
//--------------------------------------------------------------------------------
/// <summary>
///
/// </summary>
/// <param name="g"></param>
protected override void OnDraw(Graphics g)
{
// Elements
var rect = CalcListRect();
g.Clip = new Region(rect);
var context = new TemplateDrawContext
{
BaseBorderColor = SplitterColor,
Font = Font
};
var designMode = (Site != null) && Site.DesignMode;
var baseY = rect.Top;
var source = designData as ITemplateListDesignData;
var list = designMode && source != null ? (IList)source.Create() : items;
var i = designMode ? 0 : TopIndex;
var max = designMode && list != null ? list.Count : items.Count;
if (list != null)
{
while ((baseY < rect.Bottom) && (i < max))
{
var elementRect = new Rectangle(rect.Left, baseY, rect.Width, itemHeight);
var selected = i == selectedIndex;
var foreColor = selected
? (Focused ? selectedForeColor : inactiveSelectedForeColor)
: ForeColor;
var backColor = selected
? (Focused ? selectedBackColor : inactiveSelectedBackColor)
: (i % 2 == 0) ? BackColor : alternateBackColor;
using (var brush = new SolidBrush(backColor))
{
g.FillRectangle(brush, elementRect);
}
context.PreferBaseForeColor = selected && PreferForeColorWhenSelected;
context.PreferBaseBackColor = selected && PreferBackColorWhenSelected;
context.PreferBaseBorderColor = selected && PreferBorderColorWhenSelected;
context.BaseForeColor = foreColor;
context.BaseBackColor = backColor;
TemplateDrawHelper.DrawElements(g, elementRect, list[i], elements, context);
baseY += itemHeight;
if (splitter)
{
using (var brush = new SolidBrush(SplitterColor))
{
g.FillRectangle(brush, new Rectangle(rect.Left, baseY, rect.Width, 1));
}
baseY += 1;
}
i++;
}
}
using (var brush = new SolidBrush(BackColor))
{
g.FillRectangle(brush, rect.X, baseY, rect.Width, rect.Bottom - baseY);
}
// Border
g.Clip = new Region(ClientRectangle);
using (var pen = new Pen(borderColor))
{
g.DrawRectangle(pen, ClientRectangle.X, ClientRectangle.Y, ClientRectangle.Width - 1, ClientRectangle.Height - 1);
}
}
/// <summary>
///
/// </summary>
/// <param name="g"></param>
/// <param name="rect"></param>
/// <param name="item"></param>
/// <param name="elements"></param>
/// <param name="context"></param>
public static void DrawElements(Graphics g, Rectangle rect, object item, IList elements, TemplateDrawContext context)
{
var current = g.Clip;
foreach (TemplateElement element in elements)
{
var elementRect = new Rectangle(rect.X + element.Point.X, rect.Y + element.Point.Y, element.Size.Width, element.Size.Height);
var elementRegion = new Region(elementRect);
var hasBorder = element.BorderTop || element.BorderBottom || element.BorderLeft || element.BorderRight;
g.Clip = elementRegion;
// Background
if (!context.PreferBaseBackColor)
{
var color = ResolveValue(item, element.BackColor, element.BackColorProperty, element.BackColorConverter);
if (!color.Equals(Color.Transparent))
{
using (var br = new SolidBrush(color))
{
g.FillRectangle(br, elementRect);
}
}
}
// Image
var image = ResolveValue(item, element.Image, element.ImageProperty, element.ImageConverter);
if (image != null)
{
var imageRect = elementRect;
if (hasBorder)
{
imageRect.Inflate(-1, -1);
}
var rc = element.TextAlign.CalcTextRect(image.Width, image.Height, imageRect);
g.DrawImage(image, (int)rc.X, (int)rc.Y);
}
// Text
var text = ResolveValue(item, element.Text, element.TextProperty, element.TextConverter);
if (text != null)
{
var color = context.PreferBaseForeColor ? context.BaseForeColor : ResolveValue(item, element.ForeColor, element.ForeColorProperty, element.ForeColorConverter);
if (color.Equals(Color.Transparent))
{
color = context.BaseForeColor;
}
var font = ResolveValue(item, element.Font, element.FontProperty, element.FontConverter) ?? context.Font;
var textRect = elementRect;
textRect.X += element.Padding.Width;
textRect.Y += element.Padding.Height;
textRect.Width -= element.Padding.Width * 2;
textRect.Height -= element.Padding.Height * 2;
if (hasBorder)
{
textRect.Inflate(-1, -1);
}
if (element.Multiline)
{
var texts = g.GetMultilineText(text, font, textRect.Width);
var textSize = g.CalcMultilineTextSize(texts, font);
var rc = element.TextAlign.CalcTextRect(textSize, textRect);
using (var br = new SolidBrush(color))
{
var top = rc.Top;
foreach (var line in texts)
{
var size = g.MeasureString(String.IsNullOrEmpty(line) ? " " : line, font);
var rcLine = element.TextAlign.CalcTextRect(size, rc.Left, top, rc.Width, size.Height);
g.DrawString(line, font, br, rcLine.X, rcLine.Y);
top += rcLine.Height;
}
}
}
else
{
var rc = element.TextAlign.CalcTextRect(g.MeasureString(text, font), textRect);
using (var br = new SolidBrush(color))
{
g.Clip = new Region(textRect);
g.DrawString(text, font, br, rc);
g.Clip = elementRegion;
}
}
}
// Border
if (hasBorder)
{
var color = context.PreferBaseBorderColor ? context.BaseBorderColor : ResolveValue(item, element.BorderColor, element.BorderColorProperty, element.BorderColorConverter);
if (color.Equals(Color.Transparent))
{
color = context.BaseBorderColor;
}
g.DrawBorder(color, elementRect, element.BorderTop, element.BorderBottom, element.BorderLeft, element.BorderRight);
}
}
g.Clip = current;
}
