/// <summary> /// Draws an <see cref="InvariantTextPrimitive"/>. Must be overridden and implemented. /// </summary> protected abstract void DrawTextPrimitive(InvariantTextPrimitive textPrimitive);
/// <summary>
/// Draws a text primitive to the specified destination buffer.
/// </summary>
/// <param name="buffer">The destination buffer.</param>
/// <param name="brush">A GDI brush to use for drawing.</param>
/// <param name="fontFactory">A GDI font factory to use for drawing.</param>
/// <param name="text">The text primitive to be drawn.</param>
/// <param name="dpi">The intended output DPI.</param>
public static void DrawTextPrimitive(IGdiBuffer buffer, SolidBrush brush, FontFactory fontFactory, InvariantTextPrimitive text, float dpi = _nominalScreenDpi)
{
text.CoordinateSystem = CoordinateSystem.Destination;
try
{
// We adjust the font size depending on the scale so that it's the same size
// irrespective of the zoom
var fontSize = CalculateScaledFontPoints(text.SizeInPoints, dpi);
var font = fontFactory.GetFont(text.Font, fontSize, FontStyle.Regular, GraphicsUnit.Point, FontFactory.GenericSansSerif);
// Calculate how big the text will be so we can set the bounding box
text.Dimensions = buffer.Graphics.MeasureString(text.Text, font);
// Draw drop shadow
brush.Color = Color.Black;
var dropShadowOffset = new SizeF(1, 1);
var boundingBoxTopLeft = new PointF(text.BoundingBox.Left, text.BoundingBox.Top);
buffer.Graphics.DrawString(
text.Text,
font,
brush,
boundingBoxTopLeft + dropShadowOffset);
// Draw text
brush.Color = text.Color;
buffer.Graphics.DrawString(
text.Text,
font,
brush,
boundingBoxTopLeft);
}
finally
{
text.ResetCoordinateSystem();
}
}
/// <summary>
/// Draws an <see cref="InvariantTextPrimitive"/>.
/// </summary>
protected override void DrawTextPrimitive(InvariantTextPrimitive textPrimitive)
{
textPrimitive.CoordinateSystem = CoordinateSystem.Destination;
// We adjust the font size depending on the scale so that it's the same size
// irrespective of the zoom
var fontSize = CalculateScaledFontPoints(textPrimitive.SizeInPoints, Dpi);
Font font = CreateFont(textPrimitive.Font, fontSize, FontStyle.Regular, GraphicsUnit.Point, _defaultFont);
// Calculate how big the text will be so we can set the bounding box
textPrimitive.Dimensions = Surface.FinalBuffer.Graphics.MeasureString(textPrimitive.Text, font);
// Draw drop shadow
_brush.Color = Color.Black;
SizeF dropShadowOffset = new SizeF(1, 1);
PointF boundingBoxTopLeft = new PointF(textPrimitive.BoundingBox.Left, textPrimitive.BoundingBox.Top);
Surface.FinalBuffer.Graphics.DrawString(
textPrimitive.Text,
font,
_brush,
boundingBoxTopLeft + dropShadowOffset);
// Draw text
_brush.Color = textPrimitive.Color;
Surface.FinalBuffer.Graphics.DrawString(
textPrimitive.Text,
font,
_brush,
boundingBoxTopLeft);
font.Dispose();
textPrimitive.ResetCoordinateSystem();
}
private static IControlGraphic CreateTextAreaGraphic()
{
InvariantTextPrimitive textArea = new InvariantTextPrimitive();
TextEditControlGraphic controlGraphic = new TextEditControlGraphic(new MoveControlGraphic(textArea));
controlGraphic.DeleteOnEmpty = true;
StandardStatefulGraphic statefulGraphic = new StandardStatefulGraphic(controlGraphic);
statefulGraphic.State = statefulGraphic.CreateInactiveState();
ContextMenuControlGraphic contextGraphic = new ContextMenuControlGraphic(typeof (TextCalloutTool).FullName, "basicgraphic-menu", null, statefulGraphic);
contextGraphic.Actions = new ToolSet(new GraphicToolExtensionPoint(), new GraphicToolContext(contextGraphic)).Actions;
return contextGraphic;
}
/// <summary>
/// Draws an <see cref="InvariantTextPrimitive"/>.
/// </summary>
protected override void DrawTextPrimitive(InvariantTextPrimitive textPrimitive)
{
DrawTextPrimitive(Surface.FinalBuffer, _brush, _fontFactory, textPrimitive, Dpi);
}
protected override void Dispose(bool disposing)
{
base.DecoratedGraphic.VisualStateChanged -= DecoratedGraphic_VisualStateChanged;
if (_textGraphic != null)
{
_textGraphic.BoundingBoxChanged -= TextGraphic_BoundingBoxChanged;
_textGraphic = null;
}
_topParent = null;
base.Dispose(disposing);
}
public SliceControlGraphic(IGraphic subject, ResliceToolGraphic topParent) : base(subject)
{
_topParent = topParent;
_textGraphic = new InvariantTextPrimitive();
_textGraphic.BoundingBoxChanged += TextGraphic_BoundingBoxChanged;
base.Graphics.Add(_textGraphic);
base.DecoratedGraphic.VisualStateChanged += DecoratedGraphic_VisualStateChanged;
}
private static IGraphic TextAnnotationToGraphic(aim_dotnet.TextAnnotation textAnnotation, string shapeLabel)
{
Platform.CheckForNullReference(textAnnotation.ConnectorPoints, "ConnectorPoints");
Platform.CheckForNullReference(textAnnotation.ConnectorPoints.SpatialCoordinateCollection, "SpatialCoordinateCollection");
Platform.CheckArgumentRange(textAnnotation.ConnectorPoints.SpatialCoordinateCollection.Count, 1, 2, "SpatialCoordinateCollection");
if (textAnnotation.ConnectorPoints == null || textAnnotation.ConnectorPoints.SpatialCoordinateCollection == null)
return null;
var graphicText = shapeLabel.Trim();
graphicText = string.IsNullOrEmpty(graphicText)
? textAnnotation.Text.Trim()
: string.Format("{0}:\r\n{1}", graphicText, textAnnotation.Text.Trim());
switch (textAnnotation.ConnectorPoints.SpatialCoordinateCollection.Count)
{
case 1:
{
var textPrimitive = new InvariantTextPrimitive(graphicText);
textPrimitive.Location = AsPointF(textAnnotation.ConnectorPoints.SpatialCoordinateCollection[0]);
var statefulGraphic = new StandardStatefulGraphic(textPrimitive);
statefulGraphic.State = statefulGraphic.CreateInactiveState();
return statefulGraphic;
}
break;
case 2:
{
var callout = new CalloutGraphic(graphicText);
callout.LineStyle = LineStyle.Solid;
callout.ShowArrowhead = true;
callout.AnchorPoint = AsPointF(textAnnotation.ConnectorPoints.SpatialCoordinateCollection[0]);
callout.TextLocation = AsPointF(textAnnotation.ConnectorPoints.SpatialCoordinateCollection[1]);
var statefulGraphic = new StandardStatefulGraphic(callout);
statefulGraphic.State = statefulGraphic.CreateInactiveState();
return statefulGraphic;
}
break;
default:
break;
}
return null;
}
public ReferenceLineGraphic()
{
base.Graphics.Add(_text = new InvariantTextPrimitive());
base.Graphics.Add(_line = new LinePrimitive());
_text.BoundingBoxChanged += OnTextBoundingBoxChanged;
}
public static void DrawTextPrimitive(IGdiBuffer buffer, SolidBrush brush, IFontFactory fontFactory, InvariantTextPrimitive text, float dpi = _nominalScreenDpi)
{
var fakeFactory = new LegacyGdiObjectFactory(fontFactory, brush);
DrawTextPrimitive(buffer, fakeFactory, text, dpi);
}
