public SvgPoint(string x, string y)
{
TypeConverter converter = TypeDescriptor.GetConverter(typeof(SvgUnit));
this.x = (SvgUnit)converter.ConvertFrom(x);
this.y = (SvgUnit)converter.ConvertFrom(y);
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgRadialGradientServer"/> class.
/// </summary>
public SvgRadialGradientServer()
{
//Apply default values of 50% to cX,cY and r
CenterX = new SvgUnit(SvgUnitType.Percentage, 50);
CenterY = new SvgUnit(SvgUnitType.Percentage, 50);
Radius = new SvgUnit(SvgUnitType.Percentage, 50);
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgPatternServer"/> class.
/// </summary>
public SvgPatternServer()
{
this._x = new SvgUnit(0.0f);
this._y = new SvgUnit(0.0f);
this._width = new SvgUnit(0.0f);
this._height = new SvgUnit(0.0f);
}
public SvgLinearGradientServer()
{
this._x1 = new SvgUnit(0.0f);
this._y1 = new SvgUnit(0.0f);
this._x2 = new SvgUnit(0.0f);
this._y2 = new SvgUnit(0.0f);
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgGradientStop"/> class.
/// </summary>
public SvgGradientStop()
{
this._offset = new SvgUnit(0.0f);
this._colour = Color.Transparent;
this._opacity = 1.0f;
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgCircle"/> class.
/// </summary>
public SvgCircle()
{
CenterX = new SvgUnit(0.0f);
CenterY = new SvgUnit(0.0f);
}
protected SvgUnit NormalizeUnit(SvgUnit orig)
{
return(orig.Type == SvgUnitType.Percentage && GradientUnits == SvgCoordinateUnits.ObjectBoundingBox ?
new SvgUnit(SvgUnitType.User, orig.Value / 100f) : orig);
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgText"/> class.
/// </summary>
public SvgText()
{
this._font = new Font(new FontFamily("Times New Roman"), 1.0f);
this._fontSize = new SvgUnit(0.0f);
}
public static System.Drawing.PointF GetDevicePointOffset(SvgUnit x, SvgUnit y, ISvgRenderer renderer, SvgElement owner)
{
return new System.Drawing.PointF(x.ToDeviceValue(renderer, UnitRenderingType.HorizontalOffset, owner),
y.ToDeviceValue(renderer, UnitRenderingType.VerticalOffset, owner));
}
public bool Equals(SvgUnit other)
{
return(this._type == other._type && (this._value == other._value));
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgText"/> class.
/// </summary>
public SvgText()
{
this._fontFamily = DefaultFontFamily;
this._fontSize = new SvgUnit(0.0f);
}
public SvgPoint(SvgUnit x, SvgUnit y)
{
this.x = x;
this.y = y;
}
public Vector2 ToDeviceValue(ISvgRenderer renderer, SvgElement owner)
{
return(SvgUnit.GetDevicePoint(this.X, this.Y, renderer, owner));
}
/// <summary>
/// Gets the <see cref="GraphicsPath"/> for this element.
/// </summary>
public override GraphicsPath Path(ISvgRenderer renderer)
{
if (_path == null || IsPathDirty)
{
// If the corners aren't to be rounded just create a rectangle
if (CornerRadiusX.Value == 0.0f && CornerRadiusY.Value == 0.0f)
{
var rectangle = new RectangleF(Location.ToDeviceValue(renderer, this),
SvgUnit.GetDeviceSize(this.Width, this.Height, renderer, this));
_path = new GraphicsPath();
_path.StartFigure();
_path.AddRectangle(rectangle);
_path.CloseFigure();
}
else
{
_path = new GraphicsPath();
var arcBounds = new RectangleF();
var lineStart = new PointF();
var lineEnd = new PointF();
var width = Width.ToDeviceValue(renderer, UnitRenderingType.Horizontal, this);
var height = Height.ToDeviceValue(renderer, UnitRenderingType.Vertical, this);
var rx = Math.Min(CornerRadiusX.ToDeviceValue(renderer, UnitRenderingType.Horizontal, this) * 2, width);
var ry = Math.Min(CornerRadiusY.ToDeviceValue(renderer, UnitRenderingType.Vertical, this) * 2, height);
var location = Location.ToDeviceValue(renderer, this);
// Start
_path.StartFigure();
// Add first arc
arcBounds.Location = location;
arcBounds.Width = rx;
arcBounds.Height = ry;
_path.AddArc(arcBounds, 180, 90);
// Add first line
lineStart.X = Math.Min(location.X + rx, location.X + width * 0.5f);
lineStart.Y = location.Y;
lineEnd.X = Math.Max(location.X + width - rx, location.X + width * 0.5f);
lineEnd.Y = lineStart.Y;
_path.AddLine(lineStart, lineEnd);
// Add second arc
arcBounds.Location = new PointF(location.X + width - rx, location.Y);
_path.AddArc(arcBounds, 270, 90);
// Add second line
lineStart.X = location.X + width;
lineStart.Y = Math.Min(location.Y + ry, location.Y + height * 0.5f);
lineEnd.X = lineStart.X;
lineEnd.Y = Math.Max(location.Y + height - ry, location.Y + height * 0.5f);
_path.AddLine(lineStart, lineEnd);
// Add third arc
arcBounds.Location = new PointF(location.X + width - rx, location.Y + height - ry);
_path.AddArc(arcBounds, 0, 90);
// Add third line
lineStart.X = Math.Max(location.X + width - rx, location.X + width * 0.5f);
lineStart.Y = location.Y + height;
lineEnd.X = Math.Min(location.X + rx, location.X + width * 0.5f);
lineEnd.Y = lineStart.Y;
_path.AddLine(lineStart, lineEnd);
// Add third arc
arcBounds.Location = new PointF(location.X, location.Y + height - ry);
_path.AddArc(arcBounds, 90, 90);
// Add fourth line
lineStart.X = location.X;
lineStart.Y = Math.Max(location.Y + height - ry, location.Y + height * 0.5f);
lineEnd.X = lineStart.X;
lineEnd.Y = Math.Min(location.Y + ry, location.Y + height * 0.5f);
_path.AddLine(lineStart, lineEnd);
// Close
_path.CloseFigure();
}
IsPathDirty = false;
}
return(_path);
}
public TrackView(TLTrackBase track, TimelineView tv, RulerView rv)
: base(track, tv)
{
Model = track;
Parent = tv;
FRuler = rv;
MainGroup.Transforms = new SvgTransformCollection();
MainGroup.Transforms.Add(new SvgTranslate(0, 0));
var width = new SvgUnit(SvgUnitType.Percentage, 100);
Label.FontSize = 12;
Label.X = 5;
Label.Y = Label.FontSize;
Label.Text = Model.Label.Value;
Label.ID = "label";
Label.MouseDown += Background_MouseDown;
Label.MouseUp += Background_MouseUp;
Label.CustomAttributes["class"] = "trackfont";
SizeBarDragRect.FillOpacity = 0.3f;
SizeBarDragRect.Visible = false;
SizeBarDragRect.CustomAttributes["pointer-events"] = "none";
Background.Width = width;
Background.Height = 1; // this is the value range, not the actual track size
Background.ID ="bg";
ClipRect.Width = width;
ClipRect.Height = Background.Height;
ClipRect.ID = "ClipRect";
//document roots id is "svg". this is where the trackclips are added to
TrackClipPath.ID = "svg_clip" + IDGenerator.NewID;
TrackClipPath.Children.Add(ClipRect);
TrackGroup.ID = "Clip";
TrackGroup.Transforms = new SvgTransformCollection();
TrackGroup.Transforms.Add(new SvgScale(1, 1));
var uri = new Uri("url(#" + TrackClipPath.ID + ")", UriKind.Relative);
TrackGroup.ClipPath = uri;
PanZoomGroup.ID = "PanZoom";
PanZoomGroup.Transforms = new SvgTransformCollection();
PanZoomGroup.Transforms.Add(FRuler.PanZoomMatrix); //pan/zoom
PanZoomGroup.Transforms.Add(new SvgTranslate(0)); //min/max
SizeBar.Width = width;
SizeBar.Height = 3;
SizeBar.ID = "SizeBar";
SizeBar.CustomAttributes["class"] = "sizebar";
SizeBar.Y = Background.Height.Value;
//register event handlers
Background.MouseDown += Background_MouseDown;
Background.MouseUp += Background_MouseUp;
Background.MouseMove += Background_MouseMove;
SizeBar.MouseDown += Background_MouseDown;
SizeBar.MouseMove += Background_MouseMove;
SizeBar.MouseUp += Background_MouseUp;
CreateTrackMenu();
CreateKeyframeMenu();
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgRectangle"/> class.
/// </summary>
public SvgRectangle()
{
_width = new SvgUnit(0.0f);
_height = new SvgUnit(0.0f);
}
private SvgUnit FixY(SvgUnit OldY)
{
float newvalue = (OldY.Value > CentreY) ? OldY.Value + AddY : OldY.Value - AddY;
return new SvgUnit(newvalue);
}
public static System.Drawing.PointF GetDevicePointOffset(SvgUnit x, SvgUnit y, ISvgRenderer renderer, SvgElement owner)
{
return(new System.Drawing.PointF(x.ToDeviceValue(renderer, UnitRenderingType.HorizontalOffset, owner),
y.ToDeviceValue(renderer, UnitRenderingType.VerticalOffset, owner)));
}
public bool Equals(SvgUnit other)
{
return this._type == other._type && (this._value == other._value);
}
public static System.Drawing.SizeF GetDeviceSize(SvgUnit width, SvgUnit height, ISvgRenderer renderer, SvgElement owner)
{
return(new System.Drawing.SizeF(width.ToDeviceValue(renderer, UnitRenderingType.HorizontalOffset, owner),
height.ToDeviceValue(renderer, UnitRenderingType.VerticalOffset, owner)));
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgRectangle"/> class.
/// </summary>
public SvgRectangle()
{
_width = new SvgUnit(0.0f);
_height = new SvgUnit(0.0f);
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgFragment"/> class.
/// </summary>
public SvgFragment()
{
this._height = new SvgUnit(SvgUnitType.Percentage, 100.0f);
this._width = 1000.0f;
this.ViewBox = SvgViewBox.Empty;
}
private SvgUnit NormalizeUnit(SvgUnit orig)
{
return(orig.Type == SvgUnitType.Percentage && this.PatternUnits == SvgCoordinateUnits.ObjectBoundingBox ?
new SvgUnit(SvgUnitType.User, orig.Value / 100) :
orig);
}
public override Brush GetBrush(SvgVisualElement renderingElement, ISvgRenderer renderer, float opacity, bool forStroke = false)
{
LoadStops(renderingElement);
if (this.Stops.Count < 1)
{
return(null);
}
if (this.Stops.Count == 1)
{
var stopColor = this.Stops[0].GetColor(renderingElement);
int alpha = (int)((opacity * (stopColor.A / 255.0f)) * 255);
Color colour = System.Drawing.Color.FromArgb(alpha, stopColor);
return(new SolidBrush(colour));
}
try
{
if (this.GradientUnits == SvgCoordinateUnits.ObjectBoundingBox)
{
renderer.SetBoundable(renderingElement);
}
var points = new PointF[] {
SvgUnit.GetDevicePoint(NormalizeUnit(this.X1), NormalizeUnit(this.Y1), renderer, this),
SvgUnit.GetDevicePoint(NormalizeUnit(this.X2), NormalizeUnit(this.Y2), renderer, this)
};
var bounds = renderer.GetBoundable().Bounds;
if (bounds.Width <= 0 || bounds.Height <= 0 || ((points[0].X == points[1].X) && (points[0].Y == points[1].Y)))
{
if (this.GetCallback != null)
{
return(GetCallback().GetBrush(renderingElement, renderer, opacity, forStroke));
}
return(null);
}
using (var transform = EffectiveGradientTransform)
{
var midPoint = new PointF((points[0].X + points[1].X) / 2, (points[0].Y + points[1].Y) / 2);
transform.Translate(bounds.X, bounds.Y, MatrixOrder.Prepend);
if (this.GradientUnits == SvgCoordinateUnits.ObjectBoundingBox)
{
// Transform a normal (i.e. perpendicular line) according to the transform
transform.Scale(bounds.Width, bounds.Height, MatrixOrder.Prepend);
transform.RotateAt(-90.0f, midPoint, MatrixOrder.Prepend);
}
transform.TransformPoints(points);
}
if (this.GradientUnits == SvgCoordinateUnits.ObjectBoundingBox)
{
// Transform the normal line back to a line such that the gradient still starts in the correct corners, but
// has the proper normal vector based on the transforms. If you work out the geometry, these formulas should work.
var midPoint = new PointF((points[0].X + points[1].X) / 2, (points[0].Y + points[1].Y) / 2);
var dy = (points[1].Y - points[0].Y);
var dx = (points[1].X - points[0].X);
var x2 = points[0].X;
var y2 = points[1].Y;
if (Math.Round(dx, 4) == 0)
{
points[0] = new PointF(midPoint.X + dy / 2 * bounds.Width / bounds.Height, midPoint.Y);
points[1] = new PointF(midPoint.X - dy / 2 * bounds.Width / bounds.Height, midPoint.Y);
}
else if (Math.Round(dy, 4) == 0)
{
points[0] = new PointF(midPoint.X, midPoint.Y - dx / 2 * bounds.Height / bounds.Width);
points[1] = new PointF(midPoint.X, midPoint.Y + dx / 2 * bounds.Height / bounds.Width);;
}
else
{
var startX = (float)((dy * dx * (midPoint.Y - y2) + Math.Pow(dx, 2) * midPoint.X + Math.Pow(dy, 2) * x2) /
(Math.Pow(dx, 2) + Math.Pow(dy, 2)));
var startY = dy * (startX - x2) / dx + y2;
points[0] = new PointF(startX, startY);
points[1] = new PointF(midPoint.X + (midPoint.X - startX), midPoint.Y + (midPoint.Y - startY));
}
}
var effectiveStart = points[0];
var effectiveEnd = points[1];
if (PointsToMove(renderingElement, points[0], points[1]) > LinePoints.None)
{
var expansion = ExpandGradient(renderingElement, points[0], points[1]);
effectiveStart = expansion.StartPoint;
effectiveEnd = expansion.EndPoint;
}
var result = new LinearGradientBrush(effectiveStart, effectiveEnd, System.Drawing.Color.Transparent, System.Drawing.Color.Transparent)
{
InterpolationColors = CalculateColorBlend(renderer, opacity, points[0], effectiveStart, points[1], effectiveEnd),
WrapMode = WrapMode.TileFlipX
};
return(result);
}
finally
{
if (this.GradientUnits == SvgCoordinateUnits.ObjectBoundingBox)
{
renderer.PopBoundable();
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgImage"/> class.
/// </summary>
public SvgImage()
{
Width = new SvgUnit(0.0f);
Height = new SvgUnit(0.0f);
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgGradientStop"/> class.
/// </summary>
public SvgGradientStop()
{
this._offset = new SvgUnit(0.0f);
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgGradientStop"/> class.
/// </summary>
/// <param name="offset">The offset.</param>
/// <param name="colour">The colour.</param>
public SvgGradientStop(SvgUnit offset, Color colour)
{
this._offset = offset;
this._colour = colour;
this._opacity = 1.0f;
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgGradientStop"/> class.
/// </summary>
/// <param name="offset">The offset.</param>
/// <param name="colour">The colour.</param>
public SvgGradientStop(SvgUnit offset, Color colour)
{
this._offset = offset;
}
public RulerView(TLRuler ruler, TimelineView tv)
: base(ruler, tv)
{
Model = ruler;
Parent = tv;
PanZoomMatrix = new SvgMatrix(FView.Elements.ToList());
MainGroup.Transforms = new SvgTransformCollection();
MainGroup.Transforms.Add(new SvgTranslate(0, 0));
var width = new SvgUnit(SvgUnitType.Percentage, 100);
Background.Width = width;
Background.Height = 25;
Background.ID = "bg";
Background.CustomAttributes["class"] = "ruler";
//register event handlers
Background.MouseDown += Background_MouseDown;
Background.MouseUp += Background_MouseUp;
Background.MouseMove += Background_MouseMove;
var caller = Parent.Document.Mapper.Map<ISvgEventCaller>();
PlayButton = SvgDocumentWidget.Load(Path.Combine(TimelineView.ResourcePath, "PlayButton.svg"), caller, 2);
StopButton = SvgDocumentWidget.Load(Path.Combine(TimelineView.ResourcePath, "StopButton.svg"), caller, 1);
StopButton.X = 25;
PlayButton.Click += PlayButton_Click;
StopButton.Click += StopButton_Click;
TimeCodeLabelBackground.Width = CLeftOffset;
TimeCodeLabelBackground.Height = Background.Height;
TimeCodeLabelBackground.CustomAttributes["class"] = "ruler";
TimeCodeLabelBackground.MouseDown += Background_MouseDown;
TimeCodeLabel.FontSize = 20;
TimeCodeLabel.X = 55;
TimeCodeLabel.Y = TimeCodeLabel.FontSize;
TimeCodeLabel.CustomAttributes["class"] = "time";
TimeCodeLabel.ID = Model.GetID() + "_label";
TimeCodeLabel.Text = "00:00:00:000";
TimeCodeLabel.CustomAttributes["class"] = "time";
TimeCodeLabel.MouseDown += Background_MouseDown;
SizeBar.Width = Background.Width;
SizeBar.Height = 10;
SizeBar.ID = "SizeBar";
SizeBar.Y = Background.Height;
SizeBar.MouseDown += Background_MouseDown;
SizeBar.MouseMove += Background_MouseMove;
SizeBar.MouseUp += Background_MouseUp;
MouseTimeLabel.ID = "MouseTimeLabel";
MouseTimeLabel.Y = Height;
MouseTimeLabel.FontSize = 14;
ClipRect.Width = width;
ClipRect.Height = Height;
ClipRect.ID = "ClipRect";
//document roots id is "svg". this is where the trackclips are added to
RulerClipPath.ID = "svg_clip" + IDGenerator.NewID;
RulerClipPath.Children.Add(ClipRect);
var uri = new Uri("url(#" + RulerClipPath.ID + ")", UriKind.Relative);
MainGroup.ClipPath = uri;
NumberGroup.ID = "Ticks";
NumberGroup.Transforms = new SvgTransformCollection();
NumberGroup.Transforms.Add(PanZoomMatrix);
PanZoomGroup.ID = "PanZoom";
PanZoomGroup.Transforms = new SvgTransformCollection();
PanZoomGroup.Transforms.Add(PanZoomMatrix);
for (int i=0; i<70; i++)
{
var num = new SvgText(i.ToString());
num.FontSize = 20;
num.Y = num.FontSize;
num.CustomAttributes["class"] = "time hair";
num.Transforms = new SvgTransformCollection();
num.Transforms.Add(new SvgTranslate(i));
num.Transforms.Add(new SvgScale(1/Timer.PPS, 1));
NumberGroup.Children.Add(num);
}
LoopRegion.ID = "LoopRegion";
LoopRegion.Y = Background.Height / 4;
LoopRegion.Height = Background.Height / 2;
LoopRegion.FillOpacity = 0.7f;
LoopRegion.CustomAttributes["pointer-events"] = "fill";
LoopRegion.CustomAttributes["class"] = "loop";
LoopRegion.MouseDown += Background_MouseDown;
LoopRegion.MouseUp += Parent.Default_MouseUp;
LoopRegion.MouseMove += Parent.Default_MouseMove;
PanZoomGroup.Children.Add(LoopRegion);
LoopStart.ID = "LoopStart";
LoopStart.Width = 1/Timer.PPS * CHandlerWidth;
LoopStart.Height = Background.Height;
PanZoomGroup.Children.Add(LoopStart);
LoopStart.MouseDown += Background_MouseDown;
LoopStart.MouseUp += Parent.Default_MouseUp;
LoopStart.MouseMove += Parent.Default_MouseMove;
LoopStart.CustomAttributes["pointer-events"] = "fill";
LoopStart.CustomAttributes["class"] = "loopcap";
LoopEnd.ID = "LoopEnd";
LoopEnd.Width = 1/Timer.PPS * CHandlerWidth;
LoopEnd.Height = Background.Height;
PanZoomGroup.Children.Add(LoopEnd);
LoopEnd.MouseDown += Background_MouseDown;
LoopEnd.MouseUp += Parent.Default_MouseUp;
LoopEnd.MouseMove += Parent.Default_MouseMove;
LoopEnd.CustomAttributes["pointer-events"] = "fill";
LoopEnd.CustomAttributes["class"] = "loopcap";
CreateMenu();
//init scalings
PanZoom(0, 0, 0);
UpdateScene();
}
/// <summary>
/// Gets the <see cref="GraphicsPath"/> for this element.
/// </summary>
public override GraphicsPath Path(ISvgRenderer renderer)
{
if ((_path == null || IsPathDirty) && base.StrokeWidth > 0)
{
float halfStrokeWidth = base.StrokeWidth / 2;
// If it is to render, don't need to consider stroke
if (renderer != null)
{
halfStrokeWidth = 0;
this.IsPathDirty = false;
}
// If the corners aren't to be rounded just create a rectangle
if (CornerRadiusX.Value == 0.0f && CornerRadiusY.Value == 0.0f)
{
// Starting location which take consideration of stroke width
SvgPoint strokedLocation = new SvgPoint(Location.X - halfStrokeWidth, Location.Y - halfStrokeWidth);
var rectangle = new RectangleF(strokedLocation.ToDeviceValue(renderer, this),
SvgUnit.GetDeviceSize(this.Width + halfStrokeWidth * 2, this.Height + halfStrokeWidth * 2, renderer, this));
_path = new GraphicsPath();
_path.StartFigure();
_path.AddRectangle(rectangle);
_path.CloseFigure();
}
else
{
_path = new GraphicsPath();
var arcBounds = new RectangleF();
var lineStart = new PointF();
var lineEnd = new PointF();
var width = Width.ToDeviceValue(renderer, UnitRenderingType.Horizontal, this);
var height = Height.ToDeviceValue(renderer, UnitRenderingType.Vertical, this);
var rx = Math.Min(CornerRadiusX.ToDeviceValue(renderer, UnitRenderingType.Horizontal, this) * 2, width);
var ry = Math.Min(CornerRadiusY.ToDeviceValue(renderer, UnitRenderingType.Vertical, this) * 2, height);
var location = Location.ToDeviceValue(renderer, this);
// Start
_path.StartFigure();
// Add first arc
arcBounds.Location = location;
arcBounds.Width = rx;
arcBounds.Height = ry;
_path.AddArc(arcBounds, 180, 90);
// Add first line
lineStart.X = Math.Min(location.X + rx, location.X + width * 0.5f);
lineStart.Y = location.Y;
lineEnd.X = Math.Max(location.X + width - rx, location.X + width * 0.5f);
lineEnd.Y = lineStart.Y;
_path.AddLine(lineStart, lineEnd);
// Add second arc
arcBounds.Location = new PointF(location.X + width - rx, location.Y);
_path.AddArc(arcBounds, 270, 90);
// Add second line
lineStart.X = location.X + width;
lineStart.Y = Math.Min(location.Y + ry, location.Y + height * 0.5f);
lineEnd.X = lineStart.X;
lineEnd.Y = Math.Max(location.Y + height - ry, location.Y + height * 0.5f);
_path.AddLine(lineStart, lineEnd);
// Add third arc
arcBounds.Location = new PointF(location.X + width - rx, location.Y + height - ry);
_path.AddArc(arcBounds, 0, 90);
// Add third line
lineStart.X = Math.Max(location.X + width - rx, location.X + width * 0.5f);
lineStart.Y = location.Y + height;
lineEnd.X = Math.Min(location.X + rx, location.X + width * 0.5f);
lineEnd.Y = lineStart.Y;
_path.AddLine(lineStart, lineEnd);
// Add third arc
arcBounds.Location = new PointF(location.X, location.Y + height - ry);
_path.AddArc(arcBounds, 90, 90);
// Add fourth line
lineStart.X = location.X;
lineStart.Y = Math.Max(location.Y + height - ry, location.Y + height * 0.5f);
lineEnd.X = lineStart.X;
lineEnd.Y = Math.Min(location.Y + ry, location.Y + height * 0.5f);
_path.AddLine(lineStart, lineEnd);
// Close
_path.CloseFigure();
}
}
return(_path);
}
public SvgPoint(SvgUnit x, SvgUnit y)
{
this.x = x;
this.y = y;
}
public void DrawString(string value)
{
// Get any defined anchors
var xAnchors = GetValues(value.Length, e => e._x, UnitRenderingType.HorizontalOffset);
var yAnchors = GetValues(value.Length, e => e._y, UnitRenderingType.VerticalOffset);
using (var font = this.Element.GetFont(this.Renderer))
{
var fontBaselineHeight = font.Ascent(this.Renderer);
PathStatistics pathStats = null;
var pathScale = 1.0;
if (BaselinePath != null)
{
pathStats = new PathStatistics(BaselinePath.PathData);
if (_authorPathLength > 0)
{
pathScale = _authorPathLength / pathStats.TotalLength;
}
}
// Get all of the offsets (explicit and defined by spacing)
IList <float> xOffsets;
IList <float> yOffsets;
IList <float> rotations;
float baselineShift = 0.0f;
try
{
this.Renderer.SetBoundable(new FontBoundable(font, (float)(pathStats == null ? 1 : pathStats.TotalLength)));
xOffsets = GetValues(value.Length, e => e._dx, UnitRenderingType.Horizontal);
yOffsets = GetValues(value.Length, e => e._dy, UnitRenderingType.Vertical);
if (StartOffsetAdjust != 0.0f)
{
if (xOffsets.Count < 1)
{
xOffsets.Add(StartOffsetAdjust);
}
else
{
xOffsets[0] += StartOffsetAdjust;
}
}
if (this.Element.LetterSpacing.Value != 0.0f || this.Element.WordSpacing.Value != 0.0f || this.LetterSpacingAdjust != 0.0f)
{
var spacing = this.Element.LetterSpacing.ToDeviceValue(this.Renderer, UnitRenderingType.Horizontal, this.Element) + this.LetterSpacingAdjust;
var wordSpacing = this.Element.WordSpacing.ToDeviceValue(this.Renderer, UnitRenderingType.Horizontal, this.Element);
if (this.Parent == null && this.NumChars == 0 && xOffsets.Count < 1)
{
xOffsets.Add(0);
}
for (int i = (this.Parent == null && this.NumChars == 0 ? 1 : 0); i < value.Length; i++)
{
if (i >= xOffsets.Count)
{
xOffsets.Add(spacing + (char.IsWhiteSpace(value[i]) ? wordSpacing : 0));
}
else
{
xOffsets[i] += spacing + (char.IsWhiteSpace(value[i]) ? wordSpacing : 0);
}
}
}
rotations = GetValues(value.Length, e => e._rotations);
// Calculate Y-offset due to baseline shift. Don't inherit the value so that it is not accumulated multiple times.
var baselineShiftText = this.Element.Attributes.GetAttribute <string>("baseline-shift");
switch (baselineShiftText)
{
case null:
case "":
case "baseline":
case "inherit":
// do nothing
break;
case "sub":
baselineShift = new SvgUnit(SvgUnitType.Ex, 1).ToDeviceValue(this.Renderer, UnitRenderingType.Vertical, this.Element);
break;
case "super":
baselineShift = -1 * new SvgUnit(SvgUnitType.Ex, 1).ToDeviceValue(this.Renderer, UnitRenderingType.Vertical, this.Element);
break;
default:
var convert = new SvgUnitConverter();
var shiftUnit = (SvgUnit)convert.ConvertFromInvariantString(baselineShiftText);
baselineShift = -1 * shiftUnit.ToDeviceValue(this.Renderer, UnitRenderingType.Vertical, this.Element);
break;
}
if (baselineShift != 0.0f)
{
if (yOffsets.Any())
{
yOffsets[0] += baselineShift;
}
else
{
yOffsets.Add(baselineShift);
}
}
}
finally
{
this.Renderer.PopBoundable();
}
var xTextStart = Current.X;
// NOTE: Assuming a horizontal left-to-right font
// Render absolutely positioned items in the horizontal direction
var yPos = Current.Y;
for (int i = 0; i < xAnchors.Count - 1; i++)
{
FlushPath();
_xAnchor = xAnchors[i] + (xOffsets.Count > i ? xOffsets[i] : 0);
EnsurePath();
yPos = (yAnchors.Count > i ? yAnchors[i] : yPos) + (yOffsets.Count > i ? yOffsets[i] : 0);
xTextStart = xTextStart.Equals(Current.X) ? _xAnchor : xTextStart;
DrawStringOnCurrPath(value[i].ToString(), font, new PointF(_xAnchor, yPos),
fontBaselineHeight, (rotations.Count > i ? rotations[i] : rotations.LastOrDefault()));
}
// Render any remaining characters
var renderChar = 0;
var xPos = this.Current.X;
if (xAnchors.Any())
{
FlushPath();
renderChar = xAnchors.Count - 1;
xPos = xAnchors.Last();
_xAnchor = xPos;
}
EnsurePath();
// Render individual characters as necessary
var lastIndividualChar = renderChar + Math.Max(Math.Max(Math.Max(Math.Max(xOffsets.Count, yOffsets.Count), yAnchors.Count), rotations.Count) - renderChar - 1, 0);
if (rotations.LastOrDefault() != 0.0f || pathStats != null)
{
lastIndividualChar = value.Length;
}
if (lastIndividualChar > renderChar)
{
var charBounds = font.MeasureCharacters(this.Renderer, value.Substring(renderChar, Math.Min(lastIndividualChar + 1, value.Length) - renderChar));
PointF pathPoint;
float rotation;
float halfWidth;
for (int i = renderChar; i < lastIndividualChar; i++)
{
xPos += (float)pathScale * (xOffsets.Count > i ? xOffsets[i] : 0) + (charBounds[i - renderChar].X - (i == renderChar ? 0 : charBounds[i - renderChar - 1].X));
yPos = (yAnchors.Count > i ? yAnchors[i] : yPos) + (yOffsets.Count > i ? yOffsets[i] : 0);
if (pathStats == null)
{
xTextStart = xTextStart.Equals(Current.X) ? xPos : xTextStart;
DrawStringOnCurrPath(value[i].ToString(), font, new PointF(xPos, yPos),
fontBaselineHeight, (rotations.Count > i ? rotations[i] : rotations.LastOrDefault()));
}
else
{
xPos = Math.Max(xPos, 0);
halfWidth = charBounds[i - renderChar].Width / 2;
if (pathStats.OffsetOnPath(xPos + halfWidth))
{
pathStats.LocationAngleAtOffset(xPos + halfWidth, out pathPoint, out rotation);
pathPoint = new PointF((float)(pathPoint.X - halfWidth * Math.Cos(rotation * Math.PI / 180) - (float)pathScale * yPos * Math.Sin(rotation * Math.PI / 180)),
(float)(pathPoint.Y - halfWidth * Math.Sin(rotation * Math.PI / 180) + (float)pathScale * yPos * Math.Cos(rotation * Math.PI / 180)));
xTextStart = xTextStart.Equals(Current.X) ? pathPoint.X : xTextStart;
DrawStringOnCurrPath(value[i].ToString(), font, pathPoint, fontBaselineHeight, rotation);
}
}
}
// Add the kerning to the next character
if (lastIndividualChar < value.Length)
{
xPos += charBounds[charBounds.Count - 1].X - charBounds[charBounds.Count - 2].X;
}
else
{
xPos += charBounds.Last().Width;
}
}
// Render the string normally
if (lastIndividualChar < value.Length)
{
xPos += (xOffsets.Count > lastIndividualChar ? xOffsets[lastIndividualChar] : 0);
yPos = (yAnchors.Count > lastIndividualChar ? yAnchors[lastIndividualChar] : yPos) +
(yOffsets.Count > lastIndividualChar ? yOffsets[lastIndividualChar] : 0);
xTextStart = xTextStart.Equals(Current.X) ? xPos : xTextStart;
DrawStringOnCurrPath(value.Substring(lastIndividualChar), font, new PointF(xPos, yPos),
fontBaselineHeight, rotations.LastOrDefault());
var bounds = font.MeasureString(this.Renderer, value.Substring(lastIndividualChar));
xPos += bounds.Width;
}
NumChars += value.Length;
// Undo any baseline shift. This is not persisted, unlike normal vertical offsets.
this.Current = new PointF(xPos, yPos - baselineShift);
this.TextBounds = new RectangleF(xTextStart, 0, this.Current.X - xTextStart, 0);
}
}
private SvgUnit FixX(SvgUnit OldX)
{
float newvalue = (OldX.Value > CentreX) ? OldX.Value + AddX : OldX.Value - AddX;
return new SvgUnit(newvalue);
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgGradientStop"/> class.
/// </summary>
public SvgGradientStop()
{
this._offset = new SvgUnit(0.0f);
this._colour = Color.Transparent;
this._opacity = 1.0f;
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgGradientStop"/> class.
/// </summary>
/// <param name="offset">The offset.</param>
/// <param name="colour">The colour.</param>
public SvgGradientStop(SvgUnit offset, Color colour)
{
this._offset = offset;
this._colour = colour;
this._opacity = 1.0f;
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgUse"/> class.
/// </summary>
public SvgUse()
{
this.X = 0;
this.Y = 0;
}
public static System.Drawing.SizeF GetDeviceSize(SvgUnit width, SvgUnit height, ISvgRenderer renderer, SvgElement owner)
{
return new System.Drawing.SizeF(width.ToDeviceValue(renderer, UnitRenderingType.HorizontalOffset, owner),
height.ToDeviceValue(renderer, UnitRenderingType.VerticalOffset, owner));
}
private void DrawString(GraphicsPath path, SvgUnit x, SvgUnit y, SvgUnit dx, SvgUnit dy, Font font, float fontSize, string text)
{
PointF location = PointF.Empty;
SizeF stringBounds;
lock (_stringMeasure)
{
stringBounds = _stringMeasure.MeasureString(text, font);
}
float xToDevice = x.ToDeviceValue(this) + dx.ToDeviceValue(this);
float yToDevice = y.ToDeviceValue(this, true) + dy.ToDeviceValue(this, true);
// Minus FontSize because the x/y coords mark the bottom left, not bottom top.
switch (this.TextAnchor)
{
case SvgTextAnchor.Start:
location = new PointF(xToDevice, yToDevice - stringBounds.Height);
break;
case SvgTextAnchor.Middle:
location = new PointF(xToDevice - (stringBounds.Width / 2), yToDevice - stringBounds.Height);
break;
case SvgTextAnchor.End:
location = new PointF(xToDevice - stringBounds.Width, yToDevice - stringBounds.Height);
break;
}
// No way to do letter-spacing or word-spacing, so do manually
if (this.LetterSpacing.Value > 0.0f || this.WordSpacing.Value > 0.0f)
{
// Cut up into words, or just leave as required
string[] words = (this.WordSpacing.Value > 0.0f) ? text.Split(' ') : new string[] { text };
float wordSpacing = this.WordSpacing.ToDeviceValue(this);
float letterSpacing = this.LetterSpacing.ToDeviceValue(this);
float start = this.X.ToDeviceValue(this);
foreach (string word in words)
{
// Only do if there is line spacing, just write the word otherwise
if (this.LetterSpacing.Value > 0.0f)
{
char[] characters = word.ToCharArray();
foreach (char currentCharacter in characters)
{
path.AddString(currentCharacter.ToString(), new FontFamily(this._fontFamily), (int)font.Style, fontSize, location, StringFormat.GenericTypographic);
location = new PointF(path.GetBounds().Width + start + letterSpacing, location.Y);
}
}
else
{
path.AddString(word, new FontFamily(this._fontFamily), (int)font.Style, fontSize, location, StringFormat.GenericTypographic);
}
// Move the location of the word to be written along
location = new PointF(path.GetBounds().Width + start + wordSpacing, location.Y);
}
}
else
{
if (!string.IsNullOrEmpty(text))
{
path.AddString(text, new FontFamily(this._fontFamily), (int)font.Style, fontSize, location, StringFormat.GenericTypographic);
}
}
}
public SvgCoordinateContext MapPoint(Point point, double rotation, SvgUnitType unitType)
{
if (point.Y < 0)
{
point.Y = Math.Abs(point.Y) - _offset.X;
}
else
{
point.Y = Height - point.Y;
}
var svgStartX = new SvgUnit(unitType, (float)point.X);
var svgStartY = new SvgUnit(unitType, (float)point.Y);
var context = new SvgCoordinateContext
{
X = svgStartX,
Y = svgStartY,
Rotation = new SvgRotate((float)-rotation, svgStartX, svgStartY)
};
return context;
}
public SvgRadialGradientServer()
{
CenterX = new SvgUnit(SvgUnitType.Percentage, 50F);
CenterY = new SvgUnit(SvgUnitType.Percentage, 50F);
Radius = new SvgUnit(SvgUnitType.Percentage, 50F);
}
public void DrawString(string value)
{
// Get any defined anchors
var xAnchors = GetValues(value.Length, e => e._x, UnitRenderingType.HorizontalOffset);
var yAnchors = GetValues(value.Length, e => e._y, UnitRenderingType.VerticalOffset);
using (var font = this.Element.GetFont(this.Renderer))
{
var fontBaselineHeight = font.Ascent(this.Renderer);
PathStatistics pathStats = null;
var pathScale = 1.0;
if (BaselinePath != null)
{
pathStats = new PathStatistics(BaselinePath.PathData);
if (_authorPathLength > 0) pathScale = _authorPathLength / pathStats.TotalLength;
}
// Get all of the offsets (explicit and defined by spacing)
IList<float> xOffsets;
IList<float> yOffsets;
IList<float> rotations;
float baselineShift = 0.0f;
try
{
this.Renderer.SetBoundable(new FontBoundable(font, (float)(pathStats == null ? 1 : pathStats.TotalLength)));
xOffsets = GetValues(value.Length, e => e._dx, UnitRenderingType.Horizontal);
yOffsets = GetValues(value.Length, e => e._dy, UnitRenderingType.Vertical);
if (StartOffsetAdjust != 0.0f)
{
if (xOffsets.Count < 1)
{
xOffsets.Add(StartOffsetAdjust);
}
else
{
xOffsets[0] += StartOffsetAdjust;
}
}
if (this.Element.LetterSpacing.Value != 0.0f || this.Element.WordSpacing.Value != 0.0f || this.LetterSpacingAdjust != 0.0f)
{
var spacing = this.Element.LetterSpacing.ToDeviceValue(this.Renderer, UnitRenderingType.Horizontal, this.Element) + this.LetterSpacingAdjust;
var wordSpacing = this.Element.WordSpacing.ToDeviceValue(this.Renderer, UnitRenderingType.Horizontal, this.Element);
if (this.Parent == null && this.NumChars == 0 && xOffsets.Count < 1) xOffsets.Add(0);
for (int i = (this.Parent == null && this.NumChars == 0 ? 1 : 0); i < value.Length; i++)
{
if (i >= xOffsets.Count)
{
xOffsets.Add(spacing + (char.IsWhiteSpace(value[i]) ? wordSpacing : 0));
}
else
{
xOffsets[i] += spacing + (char.IsWhiteSpace(value[i]) ? wordSpacing : 0);
}
}
}
rotations = GetValues(value.Length, e => e._rotations);
// Calculate Y-offset due to baseline shift. Don't inherit the value so that it is not accumulated multiple times.
var baselineShiftText = this.Element.Attributes.GetAttribute<string>("baseline-shift");
switch (baselineShiftText)
{
case null:
case "":
case "baseline":
case "inherit":
// do nothing
break;
case "sub":
baselineShift = new SvgUnit(SvgUnitType.Ex, 1).ToDeviceValue(this.Renderer, UnitRenderingType.Vertical, this.Element);
break;
case "super":
baselineShift = -1 * new SvgUnit(SvgUnitType.Ex, 1).ToDeviceValue(this.Renderer, UnitRenderingType.Vertical, this.Element);
break;
default:
var convert = new SvgUnitConverter();
var shiftUnit = (SvgUnit)convert.ConvertFromInvariantString(baselineShiftText);
baselineShift = -1 * shiftUnit.ToDeviceValue(this.Renderer, UnitRenderingType.Vertical, this.Element);
break;
}
if (baselineShift != 0.0f)
{
if (yOffsets.Any())
{
yOffsets[0] += baselineShift;
}
else
{
yOffsets.Add(baselineShift);
}
}
}
finally
{
this.Renderer.PopBoundable();
}
// NOTE: Assuming a horizontal left-to-right font
// Render absolutely positioned items in the horizontal direction
var yPos = Current.Y;
for (int i = 0; i < xAnchors.Count - 1; i++)
{
FlushPath();
_xAnchor = xAnchors[i] + (xOffsets.Count > i ? xOffsets[i] : 0);
EnsurePath();
yPos = (yAnchors.Count > i ? yAnchors[i] : yPos) + (yOffsets.Count > i ? yOffsets[i] : 0);
DrawStringOnCurrPath(value[i].ToString(), font, new PointF(_xAnchor, yPos),
fontBaselineHeight, (rotations.Count > i ? rotations[i] : rotations.LastOrDefault()));
}
// Render any remaining characters
var renderChar = 0;
var xPos = this.Current.X;
if (xAnchors.Any())
{
FlushPath();
renderChar = xAnchors.Count - 1;
xPos = xAnchors.Last();
_xAnchor = xPos;
}
EnsurePath();
// Render individual characters as necessary
var lastIndividualChar = renderChar + Math.Max(Math.Max(Math.Max(Math.Max(xOffsets.Count, yOffsets.Count), yAnchors.Count), rotations.Count) - renderChar - 1, 0);
if (rotations.LastOrDefault() != 0.0f || pathStats != null) lastIndividualChar = value.Length;
if (lastIndividualChar > renderChar)
{
var charBounds = font.MeasureCharacters(this.Renderer, value.Substring(renderChar, Math.Min(lastIndividualChar + 1, value.Length) - renderChar));
PointF pathPoint;
float rotation;
float halfWidth;
for (int i = renderChar; i < lastIndividualChar; i++)
{
xPos += (float)pathScale * (xOffsets.Count > i ? xOffsets[i] : 0) + (charBounds[i - renderChar].X - (i == renderChar ? 0 : charBounds[i - renderChar - 1].X));
yPos = (yAnchors.Count > i ? yAnchors[i] : yPos) + (yOffsets.Count > i ? yOffsets[i] : 0);
if (pathStats == null)
{
DrawStringOnCurrPath(value[i].ToString(), font, new PointF(xPos, yPos),
fontBaselineHeight, (rotations.Count > i ? rotations[i] : rotations.LastOrDefault()));
}
else
{
xPos = Math.Max(xPos, 0);
halfWidth = charBounds[i - renderChar].Width / 2;
if (pathStats.OffsetOnPath(xPos + halfWidth))
{
pathStats.LocationAngleAtOffset(xPos + halfWidth, out pathPoint, out rotation);
pathPoint = new PointF((float)(pathPoint.X - halfWidth * Math.Cos(rotation * Math.PI / 180) - (float)pathScale * yPos * Math.Sin(rotation * Math.PI / 180)),
(float)(pathPoint.Y - halfWidth * Math.Sin(rotation * Math.PI / 180) + (float)pathScale * yPos * Math.Cos(rotation * Math.PI / 180)));
DrawStringOnCurrPath(value[i].ToString(), font, pathPoint, fontBaselineHeight, rotation);
}
}
}
// Add the kerning to the next character
if (lastIndividualChar < value.Length)
{
xPos += charBounds[charBounds.Count - 1].X - charBounds[charBounds.Count - 2].X;
}
else
{
xPos += charBounds.Last().Width;
}
}
// Render the string normally
if (lastIndividualChar < value.Length)
{
xPos += (xOffsets.Count > lastIndividualChar ? xOffsets[lastIndividualChar] : 0);
yPos = (yAnchors.Count > lastIndividualChar ? yAnchors[lastIndividualChar] : yPos) +
(yOffsets.Count > lastIndividualChar ? yOffsets[lastIndividualChar] : 0);
DrawStringOnCurrPath(value.Substring(lastIndividualChar), font, new PointF(xPos, yPos),
fontBaselineHeight, rotations.LastOrDefault());
var bounds = font.MeasureString(this.Renderer, value.Substring(lastIndividualChar));
xPos += bounds.Width;
}
NumChars += value.Length;
// Undo any baseline shift. This is not persisted, unlike normal vertical offsets.
this.Current = new PointF(xPos, yPos - baselineShift);
}
}
/// <summary>
/// Gets the <see cref="GraphicsPath"/> for this element.
/// </summary>
public override GraphicsPath Path(ISvgRenderer renderer)
{
if (_path == null)
{
// Same size of rectangle can suffice to provide bounds of the image
var rectangle = new RectangleF(Location.ToDeviceValue(renderer, this), SvgUnit.GetDeviceSize(Width, Height, renderer, this));
_path = new GraphicsPath();
_path.StartFigure();
_path.AddRectangle(rectangle);
_path.CloseFigure();
}
return(_path);
}
/// <summary>
/// Initializes a new instance of the <see cref="SvgFragment"/> class.
/// </summary>
public SvgFragment()
{
this._height = new SvgUnit(SvgUnitType.Percentage, 100.0f);
this._width = 1000.0f;
this.ViewBox = SvgViewBox.Empty;
}
/// <summary>
/// Get the font information based on data stored with the text object or inherited from the parent.
/// </summary>
/// <returns></returns>
internal IFontDefn GetFont(ISvgRenderer renderer)
{
// Get the font-size
float fontSize;
var fontSizeUnit = this.FontSize;
if (fontSizeUnit == SvgUnit.None || fontSizeUnit == SvgUnit.Empty)
{
fontSize = new SvgUnit(SvgUnitType.Em, 1.0f);
}
else
{
fontSize = fontSizeUnit.ToDeviceValue(renderer, UnitRenderingType.Vertical, this);
}
var family = ValidateFontFamily(this.FontFamily, this.OwnerDocument);
var sFaces = family as IEnumerable <SvgFontFace>;
if (sFaces == null)
{
var fontStyle = System.Drawing.FontStyle.Regular;
// Get the font-weight
switch (this.FontWeight)
{
//Note: Bold is not listed because it is = W700.
case SvgFontWeight.Bolder:
case SvgFontWeight.W600:
case SvgFontWeight.W700:
case SvgFontWeight.W800:
case SvgFontWeight.W900:
fontStyle |= System.Drawing.FontStyle.Bold;
break;
}
// Get the font-style
switch (this.FontStyle)
{
case SvgFontStyle.Italic:
case SvgFontStyle.Oblique:
fontStyle |= System.Drawing.FontStyle.Italic;
break;
}
// Get the text-decoration
switch (this.TextDecoration)
{
case SvgTextDecoration.LineThrough:
fontStyle |= System.Drawing.FontStyle.Strikeout;
break;
case SvgTextDecoration.Underline:
fontStyle |= System.Drawing.FontStyle.Underline;
break;
}
var ff = family as FontFamily;
if (!ff.IsStyleAvailable(fontStyle))
{
// Do Something
}
// Get the font-family
return(new GdiFontDefn(new System.Drawing.Font(ff, fontSize, fontStyle, System.Drawing.GraphicsUnit.Pixel)));
}
else
{
var font = sFaces.First().Parent as SvgFont;
if (font == null)
{
var uri = sFaces.First().Descendants().OfType <SvgFontFaceUri>().First().ReferencedElement;
font = OwnerDocument.IdManager.GetElementById(uri) as SvgFont;
}
return(new SvgFontDefn(font, fontSize, OwnerDocument.Ppi));
}
}
