/// <summary>コンストラクタ。</summary>
public VirtualGraphics()
{
Layers = new VirtualLayerCollection( this );
Background = Color.Black;
AxesLine = null;
Mirroring = new SizeD( 1, 1 );
}
/// <summary>
/// Render the IDrawable List to the master frame.
/// </summary>
/// <param name="frameSize"></param>
/// <param name="zoom"></param>
public void Render(SizeD frameSize, double zoom = 1.0) {
if (zoom <= 0)
throw new ArgumentException("zoom factor must not be negative!");
Image _oldframe = _frame;
_frame = new Bitmap(
(int)Math.Max(1, frameSize.Width * zoom),
(int)Math.Max(1, frameSize.Height * zoom));
using (var G = Graphics.FromImage(_frame)) {
G.SmoothingMode = SmoothingMode.AntiAlias;
G.ScaleTransform((float)zoom, (float)zoom);
if (OnPostRender != null)
OnPostRender(this, new RenderEventArgs(G));
if (BackGroundColor.HasValue)
G.Clear(BackGroundColor.Value);
lock (_groupsSYNC) {
foreach (var group in _groups) {
group.Draw(G);
}
}
if (OnPastRender != null)
OnPastRender(this, new RenderEventArgs(G));
if (_oldframe != null)
_oldframe.Dispose();
}
}
private void UpdateSize(SizeD newSize)
{
Size = newSize;
BarkerEntityShape parent = (BarkerEntityShape)ParentShape;
parent.Size = new SizeD(newSize.Width, parent.Size.Height + newSize.Height);
}
private Size DiagramToImage(SizeD worldSize)
{
Debug.Assert(Enabled);
if (Enabled)
{
Debug.Assert(Enabled);
var ds = DiagramClientView.WorldToDevice(worldSize);
return new Size((int)(ds.Width * _imageScale), (int)(ds.Height * _imageScale));
}
else
{
return Size.Empty;
}
}
/// <summary>
/// Pulled directly from Reflector disassembly
/// </summary>
private static AnchorPoint TestHitAnchor(BinaryLinkShape linkShape, LineSegment segment, SizeD tolerance, PointD hitPoint)
{
RectangleD ed1 = new RectangleD(0, 0, tolerance.Width * 2, tolerance.Height * 2);
NodeShape shape1 = null;
bool flag1 = false;
if (linkShape != null)
{
PointD td1;
if (segment.IsStartSegment && segment.IsEndSegment)
{
if (ClosestEnd(segment, hitPoint))
{
td1 = segment.StartPoint;
shape1 = linkShape.FromShape;
flag1 = true;
}
else
{
td1 = segment.EndPoint;
shape1 = linkShape.ToShape;
}
}
else if (segment.IsStartSegment)
{
td1 = segment.StartPoint;
shape1 = linkShape.FromShape;
flag1 = true;
}
else if (segment.IsEndSegment)
{
td1 = segment.EndPoint;
shape1 = linkShape.ToShape;
}
else
{
return null;
}
if ((shape1 != null) && !shape1.IsPort)
{
ed1.Offset(td1.X - tolerance.Width, td1.Y - tolerance.Height);
if (ed1.Contains(hitPoint))
{
return new AnchorPoint(linkShape, segment, shape1, tolerance, flag1);
}
}
}
return null;
}
/// <summary>
/// Replacement for LinkShapeGeometry.DrawDecorator
/// </summary>
#if VISUALSTUDIO_10_0
protected static new void DrawDecorator(DiagramPaintEventArgs e, IGeometryHost geometryHost, float rotation, PointD centerRight, LinkDecorator decorator, SizeD size)
{
private static void ExcludeDecorator(Graphics g, ObliqueBinaryLinkShapeGeometry geometry, LinkDecorator decorator, PointD fromPoint, PointD toPoint, SizeD size)
{
/// <summary>全体像の表示をするよう、ビュー座標を変更します。</summary>
/// <param name="g"></param>
/// <param name="padding"></param>
public void MoveViewToPerspective(Graphics g, SizeD padding)
{
RectangleD world = GetGraphicsRegion(), view = g.VisibleClipBounds;
double scaleW = world.Size.W != 0 ? ( view.Size.W - 2 * padding.W ) / world.Size.W : 1;
double scaleH = world.Size.H != 0 ? ( view.Size.H - 2 * padding.H ) / world.Size.H : 1;
double scale;
if( scaleW < scaleH )
{
scale = scaleW;
this.ViewOffset = new PointD( padding.W, ( view.Size.H - scale * world.Size.H ) / 2 );
}
else
{
scale = scaleH;
this.ViewOffset = new PointD( ( view.Size.W - scale * world.Size.W ) / 2, padding.H );
}
if( Mirroring.W == -1 )
this.ViewOffset = new PointD( view.RightBottom.X - this.ViewOffset.X, this.ViewOffset.Y );
if( Mirroring.H == -1 )
this.ViewOffset = new PointD( this.ViewOffset.X, view.RightBottom.Y - this.ViewOffset.Y );
this.ViewScale = new SizeD( scale, scale );
this.GlobalOffset = world.Location;
}
public StructureViewer(FormBase parent)
: base( parent )
{
InitializeComponent();
PerspectivePadding = new SizeD( 12, 12 );
}
private void UpdateSize(SizeD newSize)
{
Size = newSize;
TableShape parent = (TableShape)ParentShape;
parent.Size = new SizeD(newSize.Width, parent.Size.Height + newSize.Height);
}
/// <summary>
/// Measure text size. If text contains complex script, we will be using TextRenderer.MeasureText API to calc the size.
/// </summary>
internal static SizeD Measure(Graphics graphics, string text, Font font, SizeD maximumSize, StringFormat format)
{
if (ScriptIsComplex(text))
{
Size proposedSize = new Size((int)((maximumSize.Width * graphics.DpiX) * graphics.PageScale), (int)((maximumSize.Height * graphics.DpiY) * graphics.PageScale));
using (Font font2 = new Font(font.Name, font.Size * graphics.PageScale, font.Style, GraphicsUnit.Inch, font.GdiCharSet, font.GdiVerticalFont))
{
TextFormatFlags textFormatFlagsFromStringFormat = GetTextFormatFlagsFromStringFormat(format);
TextRenderingHint textRenderingHint = graphics.TextRenderingHint;
graphics.TextRenderingHint = TextRenderingHint.AntiAlias;
Size size2 = TextRenderer.MeasureText(graphics, text, font2, proposedSize, textFormatFlagsFromStringFormat);
graphics.TextRenderingHint = textRenderingHint;
size2.Width += 5;
size2.Height += size2.Height / font2.Height;
size2.Width = Math.Min(size2.Width, proposedSize.Width);
size2.Height = Math.Min(size2.Height, proposedSize.Height);
return new SizeD((double)(((float)size2.Width) / graphics.DpiX), (double)(((float)size2.Height) / graphics.DpiY));
}
}
SizeF ef = graphics.MeasureString(text, font, SizeD.ToSizeF(maximumSize), format);
return new SizeD((double)ef.Width, (double)ef.Height);
}
