public void Begin(Graphics g)
{
IntPtr GraphicsHandle = g.GetHdc();
try
{
//TODO: make sure that the device is still compatible
//make sure we are properly setup for the graphics instance
if (_Buffer == null)
{
_Buffer = new GDISurface(GraphicsHandle, _SurfaceSize);
}
if (_BackBuffer == null)
{
_BackBuffer = new GDISurface(GraphicsHandle, new Size(_MaxDiameter, _MaxDiameter));
}
_Buffer.Clear();
_BackBuffer.Clear();
_InvalidRegion = Rectangle.Empty;
}
finally
{
g.ReleaseHdc(GraphicsHandle);
}
}
public GDIBrush OutlineBrush; //background brush
#region IDisposable Members
public void Dispose()
{
if (BackBuffer != null)
{
BackBuffer.Dispose();
BackBuffer = null;
}
if (SelectionBuffer != null)
{
SelectionBuffer.Dispose();
SelectionBuffer = null;
}
if (StringBuffer != null)
{
StringBuffer.Dispose();
StringBuffer = null;
}
if (FontNormal != null)
{
FontNormal.Dispose();
FontNormal = null;
}
if (FontBold != null)
{
FontBold.Dispose();
FontBold = null;
}
if (FontItalic != null)
{
FontItalic.Dispose();
FontItalic = null;
}
if (FontBoldItalic != null)
{
FontBoldItalic.Dispose();
FontBoldItalic = null;
}
if (FontUnderline != null)
{
FontUnderline.Dispose();
FontUnderline = null;
}
if (FontBoldUnderline != null)
{
FontBoldUnderline.Dispose();
FontBoldUnderline = null;
}
if (FontItalicUnderline != null)
{
FontItalicUnderline.Dispose();
FontItalicUnderline = null;
}
if (FontBoldItalicUnderline != null)
{
FontBoldItalicUnderline.Dispose();
FontBoldItalicUnderline = null;
}
if (GutterMarginBrush != null)
{
GutterMarginBrush.Dispose();
GutterMarginBrush = null;
}
if (GutterMarginBrush != null)
{
GutterMarginBrush.Dispose();
GutterMarginBrush = null;
}
if (LineNumberMarginBrush != null)
{
LineNumberMarginBrush.Dispose();
LineNumberMarginBrush = null;
}
if (LineNumberMarginBorderBrush != null)
{
LineNumberMarginBorderBrush.Dispose();
LineNumberMarginBorderBrush = null;
}
if (BackgroundBrush != null)
{
BackgroundBrush.Dispose();
BackgroundBrush = null;
}
if (HighLightLineBrush != null)
{
HighLightLineBrush.Dispose();
HighLightLineBrush = null;
}
if (OutlineBrush != null)
{
OutlineBrush.Dispose();
OutlineBrush = null;
}
}
private void CreateWords(FormatLabelElement[] Elements)
{
GDISurface bbuff = new GDISurface(1, 1, this, false);
_HasImageError = false;
foreach (FormatLabelElement Element in Elements)
{
if (Element.TagName == "img")
{
Element.words = new FormatLabelWord[1];
Element.words[0] = new FormatLabelWord();
Image img = null;
try
{
string SRC = GetAttrib("img", Element.Tag).ToLower();
if (IsIndex(SRC))
{
int index = int.Parse(SRC);
img = this.ImageList.Images[index];
}
else if (SRC.StartsWith("http://")) //from url
{
}
else if (SRC.StartsWith("file://")) // from file
{
img = Image.FromFile(SRC.Substring(7));
}
else //from file
{
img = Image.FromFile(SRC);
}
}
catch
{
img = new Bitmap(20, 20);
_HasImageError = true;
}
Element.words[0].Image = img;
Element.words[0].Element = Element;
if (img != null)
{
Element.words[0].Height = img.Height;
Element.words[0].Width = img.Width;
Element.words[0].ScreenArea = new Rectangle(Element.words[0].ScreenArea.Location,
new Size(img.Width, img.Height));
}
}
else
{
string[] words = Element.Text.Split(' ');
Element.words = new FormatLabelWord[words.Length];
int i = 0;
foreach (string word in words)
{
Element.words[i] = new FormatLabelWord();
string tmp = "";
Element.words[i].Element = Element;
if (i == words.Length - 1)
{
Element.words[i].Text = word;
tmp = word;
}
else
{
Element.words[i].Text = word + " ";
tmp = word + " "; //last space cant be measured , lets measure an "," instead
}
//SizeF size=g.MeasureString (tmp,Element.Font);
bbuff.Font = GetFont(Element.Font);
Size s = bbuff.MeasureTabbedString(tmp, 0);
Element.words[i].Height = s.Height;
Element.words[i].Width = s.Width - 0;
Element.words[i].ScreenArea = new Rectangle(Element.words[i].ScreenArea.Location,
new Size(Element.words[i].Width, Element.words[i].Height));
// Element.words[i].Link =Element.Link ;
i++;
}
}
}
bbuff.Dispose();
}
private void RedrawBuffer()
{
if (_bufferSurface != null)
{
_bufferSurface.Dispose();
}
_bufferSurface = new GDISurface(this.Width, this.Height, this, true);
using (Graphics gfx = Graphics.FromHdc(_bufferSurface.hDC))
{
//try
//{
_bufferSurface.FontTransparent = true;
if (this.BackgroundImage != null)
{
gfx.DrawImage(this.BackgroundImage, 0, 0, this.Width, this.Height);
}
else
{
_bufferSurface.Clear(this.BackColor);
}
int x = LabelMargin;
int y = LabelMargin;
for (int i = vScroll.Value; i < _Rows.Count; i++)
{
FormatLabelRow r = (FormatLabelRow)_Rows[i];
x = LabelMargin;
r.Visible = true;
r.Top = y;
if (r.RenderSeparator)
{
Color c1 = Color.FromArgb(120, 0, 0, 0);
Brush b1 = new SolidBrush(c1);
gfx.FillRectangle(b1, 0, y, this.Width, 1);
Color c2 = Color.FromArgb(120, 255, 255, 255);
Brush b2 = new SolidBrush(c2);
gfx.FillRectangle(b2, 0, y + 1, this.Width, 1);
b1.Dispose();
b2.Dispose();
//bbuff.DrawLine (this.ForeColor,new Point (0,y),new Point (this.Width,y));
}
foreach (FormatLabelWord w in r.Words)
{
int ypos = r.Height - w.Height + y;
if (w.Image != null)
{
gfx.DrawImage(w.Image, x, y);
//bbuff.FillRect (Color.Red ,x,ypos,w.Width ,w.Height);
}
else
{
GDIFont gf = null;
if (w.Element.Link != null)
{
Font f = null;
FontStyle fs = w.Element.Font.Style;
if (w.Element.Link == _ActiveElement)
{
if (_Link_UnderLine_Hover)
{
fs |= FontStyle.Underline;
}
f = new Font(w.Element.Font, fs);
}
else
{
if (_Link_UnderLine)
{
fs |= FontStyle.Underline;
}
f = new Font(w.Element.Font, fs);
}
gf = GetFont(f);
}
else
{
gf = GetFont(w.Element.Font);
}
_bufferSurface.Font = gf;
if (w.Element.Effect != TextEffect.None)
{
_bufferSurface.TextForeColor = w.Element.EffectColor;
if (w.Element.Effect == TextEffect.Outline)
{
for (int xx = -1; xx <= 1; xx++)
{
for (int yy = -1; yy <= 1; yy++)
{
_bufferSurface.DrawTabbedString(w.Text, x + xx, ypos + yy, 0, 0);
}
}
}
else if (w.Element.Effect != TextEffect.None)
{
_bufferSurface.DrawTabbedString(w.Text, x + 1, ypos + 1, 0, 0);
}
}
if (w.Element.Link != null)
{
if (w.Element.Link == _ActiveElement)
{
_bufferSurface.TextForeColor = Link_Color_Hover;
}
else
{
_bufferSurface.TextForeColor = Link_Color;
}
}
else
{
_bufferSurface.TextForeColor = w.Element.ForeColor;
}
_bufferSurface.TextBackColor = w.Element.BackColor;
_bufferSurface.DrawTabbedString(w.Text, x, ypos, 0, 0);
}
w.ScreenArea = new Rectangle(new Point(x, ypos), w.ScreenArea.Size);
//w.ScreenArea.Y = ypos;
x += w.Width;
}
y += r.Height + r.BottomPadd;
if (y > this.Height)
{
break;
}
}
//}
//catch (Exception x)
//{
// Console.WriteLine(x.Message);
//}
}
}
protected override void OnPaint(PaintEventArgs e)
{
SetAutoSize();
//base.OnPaint (e);
if (_HasImageError)
{
CreateAll();
}
var bbuff = new GDISurface(Width, Height, this, true);
Graphics g = Graphics.FromHdc(bbuff.hDC);
try
{
bbuff.FontTransparent = true;
if (BackgroundImage != null)
{
g.DrawImage(BackgroundImage, 0, 0, Width, Height);
}
else
{
bbuff.Clear(BackColor);
}
int x = Margin;
int y = Margin;
for (int i = vScroll.Value; i < _Rows.Count; i++)
{
var r = (Row)_Rows[i];
x = Margin;
r.Visible = true;
r.Top = y;
if (r.RenderSeparator)
{
Color c1 = Color.FromArgb(120, 0, 0, 0);
Brush b1 = new SolidBrush(c1);
g.FillRectangle(b1, 0, y, Width, 1);
Color c2 = Color.FromArgb(120, 255, 255, 255);
Brush b2 = new SolidBrush(c2);
g.FillRectangle(b2, 0, y + 1, Width, 1);
b1.Dispose();
b2.Dispose();
//bbuff.DrawLine (this.ForeColor,new Point (0,y),new Point (this.Width,y));
}
foreach (Word w in r.Words)
{
int ypos = r.Height - w.Height + y;
if (w.Image != null)
{
g.DrawImage(w.Image, x, y);
//bbuff.FillRect (Color.Red ,x,ypos,w.Width ,w.Height);
}
else
{
GDIFont gf;
if (w.Element.Link != null)
{
Font f = null;
FontStyle fs = w.Element.Font.Style;
if (w.Element.Link == _ActiveElement)
{
if (_Link_UnderLine_Hover)
{
fs |= FontStyle.Underline;
}
f = new Font(w.Element.Font, fs);
}
else
{
if (_Link_UnderLine)
{
fs |= FontStyle.Underline;
}
f = new Font(w.Element.Font, fs);
}
gf = GetFont(f);
}
else
{
gf = GetFont(w.Element.Font);
}
bbuff.Font = gf;
if (w.Element.Effect != TextEffect.None)
{
bbuff.TextForeColor = w.Element.EffectColor;
if (w.Element.Effect == TextEffect.Outline)
{
for (int xx = -1; xx <= 1; xx++)
{
for (int yy = -1; yy <= 1; yy++)
{
bbuff.DrawTabbedString(w.Text, x + xx, ypos + yy, 0, 0);
}
}
}
else if (w.Element.Effect != TextEffect.None)
{
bbuff.DrawTabbedString(w.Text, x + 1, ypos + 1, 0, 0);
}
}
if (w.Element.Link != null)
{
if (w.Element.Link == _ActiveElement)
{
bbuff.TextForeColor = Link_Color_Hover;
}
else
{
bbuff.TextForeColor = Link_Color;
}
}
else
{
bbuff.TextForeColor = w.Element.ForeColor;
}
bbuff.TextBackColor = w.Element.BackColor;
bbuff.DrawTabbedString(w.Text, x, ypos, 0, 0);
}
w.ScreenArea.X = x;
w.ScreenArea.Y = ypos;
x += w.Width;
}
y += r.Height + r.BottomPadd;
if (y > Height)
{
break;
}
}
}
catch (Exception x)
{
Console.WriteLine(x.Message);
}
bbuff.RenderToControl(0, 0);
bbuff.Dispose();
g.Dispose();
}
public void Begin(Graphics g)
{
IntPtr GraphicsHandle = g.GetHdc();
try
{
//TODO: make sure that the device is still compatible
//make sure we are properly setup for the graphics instance
if (_Buffer == null)
_Buffer = new GDISurface(GraphicsHandle, _SurfaceSize);
if (_BackBuffer == null)
_BackBuffer = new GDISurface(GraphicsHandle, new Size(_MaxDiameter, _MaxDiameter));
_Buffer.Clear();
_BackBuffer.Clear();
_InvalidRegion = Rectangle.Empty;
}
finally
{
g.ReleaseHdc(GraphicsHandle);
}
}
public GDISurface StringBuffer; //backbuffer surface
#endregion Fields
#region Methods
public void Dispose()
{
if (BackBuffer != null)
{
BackBuffer.Dispose();
BackBuffer = null;
}
if (SelectionBuffer != null)
{
SelectionBuffer.Dispose();
SelectionBuffer = null;
}
if (StringBuffer != null)
{
StringBuffer.Dispose();
StringBuffer = null;
}
if (FontNormal != null)
{
FontNormal.Dispose();
FontNormal = null;
}
if (FontBold != null)
{
FontBold.Dispose();
FontBold = null;
}
if (FontItalic != null)
{
FontItalic.Dispose();
FontItalic = null;
}
if (FontBoldItalic != null)
{
FontBoldItalic.Dispose();
FontBoldItalic = null;
}
if (FontUnderline != null)
{
FontUnderline.Dispose();
FontUnderline = null;
}
if (FontBoldUnderline != null)
{
FontBoldUnderline.Dispose();
FontBoldUnderline = null;
}
if (FontItalicUnderline != null)
{
FontItalicUnderline.Dispose();
FontItalicUnderline = null;
}
if (FontBoldItalicUnderline != null)
{
FontBoldItalicUnderline.Dispose();
FontBoldItalicUnderline = null;
}
if (GutterMarginBrush != null)
{
GutterMarginBrush.Dispose();
GutterMarginBrush = null;
}
if (GutterMarginBrush != null)
{
GutterMarginBrush.Dispose();
GutterMarginBrush = null;
}
if (LineNumberMarginBrush != null)
{
LineNumberMarginBrush.Dispose();
LineNumberMarginBrush = null;
}
if (LineNumberMarginBorderBrush != null)
{
LineNumberMarginBorderBrush.Dispose();
LineNumberMarginBorderBrush = null;
}
if (BackgroundBrush != null)
{
BackgroundBrush.Dispose();
BackgroundBrush = null;
}
if (HighLightLineBrush != null)
{
HighLightLineBrush.Dispose();
HighLightLineBrush = null;
}
if (OutlineBrush != null)
{
OutlineBrush.Dispose();
OutlineBrush = null;
}
}
