本文整理汇总了C#中Cairo.Context.SetDash方法的典型用法代码示例。如果您正苦于以下问题：C# Context.SetDash方法的具体用法？C# Context.SetDash怎么用？C# Context.SetDash使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类Cairo.Context的用法示例。
在下文中一共展示了Context.SetDash方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: SetContextProperties
private void SetContextProperties(Context c, bool dashed)
{
c.LineCap = LineCap.Round;
c.LineJoin = LineJoin.Round;
if(selectedTool != DrawTool.ERASER) {
c.Color = lineColor;
c.LineWidth = lineWidth;
c.Operator = Operator.Over;
if(dashed)
c.SetDash(new double[] {10, 10}, 10);
} else {
c.Color = new Cairo.Color(0,0,0,0);
c.LineWidth = 20;
c.Operator = Operator.Source;
}
}示例2: DrawGrid
private void DrawGrid(Context g)
{
g.Color = new Color (0.05, 0.05, 0.05);
g.SetDash (new double[] {4, 4}, 2);
g.LineWidth = 1;
for (int i = 1; i < 4; i++) {
g.MoveTo (i * size / 4, 0);
g.LineTo (i * size / 4, size);
g.MoveTo (0, i * size / 4);
g.LineTo (size, i * size / 4);
}
g.MoveTo (0, size - 1);
g.LineTo (size - 1, 0);
g.Stroke ();
g.SetDash (new double[] {}, 0);
}示例3: DrawCropMarks
private void DrawCropMarks(Context cr, double x, double y, double length)
{
cr.Save ();
cr.Color = new Color (0, 0, 0);
cr.MoveTo (x - length/2, y);
cr.LineTo (x + length/2, y);
cr.MoveTo (x, y - length/2);
cr.LineTo (x, y + length/2);
cr.LineWidth = .2;
cr.SetDash (new double[] {length*.4, length*.2}, 0);
cr.Stroke ();
cr.Restore ();
}示例4: ResetDash
private void ResetDash(Context c)
{
c.SetDash(new Double[] {10,0}, 0);
}示例5: CairoStrokeStyle
void CairoStrokeStyle(Context cr, DStrokeStyle strokeStyle, double strokeWidth)
{
double dot = strokeWidth;
double space = 2 * strokeWidth;
double dash = 3 * strokeWidth;
switch (strokeStyle)
{
case DStrokeStyle.Solid:
cr.SetDash(new double[] { }, 0);
break;
case DStrokeStyle.Dash:
cr.SetDash(new double[] { dash, space }, 0);
break;
case DStrokeStyle.Dot:
cr.SetDash(new double[] { dot, space }, 0);
break;
case DStrokeStyle.DashDot:
cr.SetDash(new double[] { dash, space, dot, space }, 0);
break;
case DStrokeStyle.DashDotDot:
cr.SetDash(new double[] { dash, space, dot, space, dot, space }, 0);
break;
}
}示例6: xxx_dash
public void xxx_dash(Context cr, int width, int height)
{
double[] dashes = new double[] {
0.20, // ink
0.05, // skip
0.05, // ink
0.05 // skip
};
double offset = -0.2;
Normalize(cr, width, height);
cr.SetDash(dashes, offset);
cr.MoveTo(0.5, 0.1);
cr.LineTo(0.9, 0.9);
cr.RelLineTo(-0.4, 0.0);
cr.CurveTo(0.2, 0.9, 0.2, 0.5, 0.5, 0.5);
cr.Stroke();
}示例7: OnMouseUp
protected override void OnMouseUp (Gtk.DrawingArea canvas, Gtk.ButtonReleaseEventArgs args, Cairo.PointD point)
{
Document doc = PintaCore.Workspace.ActiveDocument;
doc.ToolLayer.Clear ();
doc.ToolLayer.Hidden = true;
ImageSurface surf = doc.CurrentUserLayer.Surface;
using (Context g = new Context (surf)) {
g.AppendPath (doc.Selection.SelectionPath);
g.FillRule = FillRule.EvenOdd;
g.Clip ();
g.Antialias = UseAntialiasing ? Antialias.Subpixel : Antialias.None;
g.SetDash(DashPatternBox.GenerateDashArray(dashPattern, BrushWidth), 0.0);
if (path != null) {
g.AppendPath (path);
(path as IDisposable).Dispose ();
path = null;
}
g.ClosePath ();
g.LineWidth = BrushWidth;
g.FillRule = FillRule.EvenOdd;
if (FillShape && StrokeShape) {
g.SetSourceColor (fill_color);
g.FillPreserve ();
g.SetSourceColor (outline_color);
g.Stroke ();
} else if (FillShape) {
g.SetSourceColor (outline_color);
g.FillPreserve();
g.SetSourceColor (outline_color);
g.Stroke();
} else {
g.SetSourceColor (outline_color);
g.Stroke ();
}
}
if (surface_modified)
PintaCore.History.PushNewItem (new SimpleHistoryItem (Icon, Name, undo_surface, doc.CurrentUserLayerIndex));
else if (undo_surface != null)
(undo_surface as IDisposable).Dispose ();
surface_modified = false;
doc.Workspace.Invalidate ();
}示例8: BasicDraw
protected override void BasicDraw(Context context)
{
if (_points.Count < 2)
return;
context.LineWidth = LineWidth;
context.LineJoin = LineJoin.Round;
context.Color = LineColor;
if (Dashes != null)
context.SetDash (Dashes, 0);
PointD start, end;
if (StartTerminal != null)
start = StartTerminal.Draw (context, StartPoint, _points [1]);
else
start = StartPoint;
if (EndTerminal != null)
end = EndTerminal.Draw (context, EndPoint, _points [PointCount-2]);
else
end = EndPoint;
context.MoveTo (start);
for (int i = 1; i < _points.Count-1; i++)
context.LineTo (_points [i]);
context.LineTo (end);
context.Stroke ();
}示例9: DrawGrid
void DrawGrid(Context cr, int CubePxSize)
{
cr.SetSourceRGB(0.321568627, 0.235294118, 0.235294118);
cr.SetDash(new double[]{2.0, 3.0}, 0.0);
for (int x = 0; x <= CubesH; x++)
{
cr.MoveTo(x * CubePxSize, 0);
cr.LineTo(x * CubePxSize, CubePxSize * CubesV);
}
for (int y = 0; y <= CubesV; y++)
{
cr.MoveTo(0, y * CubePxSize);
cr.LineTo(CubesH * CubePxSize, CubePxSize * y);
}
cr.Stroke();
}示例10: OnMouseMove
protected override void OnMouseMove (object o, Gtk.MotionNotifyEventArgs args, Cairo.PointD point)
{
Document doc = PintaCore.Workspace.ActiveDocument;
if ((args.Event.State & Gdk.ModifierType.Button1Mask) == Gdk.ModifierType.Button1Mask) {
outline_color = PintaCore.Palette.PrimaryColor;
fill_color = PintaCore.Palette.SecondaryColor;
} else if ((args.Event.State & Gdk.ModifierType.Button3Mask) == Gdk.ModifierType.Button3Mask) {
outline_color = PintaCore.Palette.SecondaryColor;
fill_color = PintaCore.Palette.PrimaryColor;
} else {
last_point = point_empty;
return;
}
int x = (int)point.X;
int y = (int)point.Y;
if (last_point.Equals (point_empty)) {
last_point = new Point (x, y);
return;
}
if (doc.Workspace.PointInCanvas (point))
surface_modified = true;
doc.ToolLayer.Clear ();
ImageSurface surf = doc.ToolLayer.Surface;
using (Context g = new Context (surf)) {
doc.Selection.Clip(g);
g.Antialias = UseAntialiasing ? Antialias.Subpixel : Antialias.None;
g.SetDash(DashPatternBox.GenerateDashArray(dashPattern, BrushWidth), 0.0);
if (path != null) {
g.AppendPath (path);
(path as IDisposable).Dispose ();
} else {
g.MoveTo (x, y);
}
g.LineTo (x, y);
path = g.CopyPath ();
g.ClosePath ();
g.LineWidth = BrushWidth;
g.FillRule = FillRule.EvenOdd;
if (FillShape && StrokeShape) {
g.SetSourceColor (fill_color);
g.FillPreserve ();
g.SetSourceColor (outline_color);
g.Stroke ();
} else if (FillShape) {
g.SetSourceColor (outline_color);
g.FillPreserve();
g.SetSourceColor (outline_color);
g.Stroke();
} else {
g.SetSourceColor (outline_color);
g.Stroke ();
}
}
doc.Workspace.Invalidate ();
last_point = new Point (x, y);
}示例11: DrawShape
protected Rectangle DrawShape(ShapeEngine engine, Layer l, bool drawCP, bool drawHoverSelection)
{
Document doc = PintaCore.Workspace.ActiveDocument;
Rectangle? dirty = null;
ShapeEngine activeEngine = ActiveShapeEngine;
if (activeEngine != null)
{
using (Context g = new Context(l.Surface))
{
g.AppendPath(doc.Selection.SelectionPath);
g.FillRule = FillRule.EvenOdd;
g.Clip();
g.Antialias = activeEngine.AntiAliasing ? Antialias.Subpixel : Antialias.None;
g.SetDash(DashPatternBox.GenerateDashArray(activeEngine.DashPattern, activeEngine.BrushWidth), 0.0);
g.LineWidth = activeEngine.BrushWidth;
//Draw the shape.
if (activeEngine.ControlPoints.Count > 0)
{
//Generate the points that make up the shape.
activeEngine.GeneratePoints(activeEngine.BrushWidth);
PointD[] points = activeEngine.GetActualPoints ();
//Expand the invalidation rectangle as necessary.
if (FillShape)
{
Color fill_color = StrokeShape ? activeEngine.FillColor : activeEngine.OutlineColor;
dirty = dirty.UnionRectangles (g.FillPolygonal (points, fill_color));
}
if (StrokeShape)
{
dirty = dirty.UnionRectangles(g.DrawPolygonal(points, activeEngine.OutlineColor));
}
}
g.SetDash(new double[] { }, 0.0);
//Draw anything extra (that not every shape has), like arrows.
DrawExtras(ref dirty, g, engine);
if (drawCP)
{
DrawControlPoints(g, drawHoverSelection);
}
}
}
return dirty ?? new Rectangle(0d, 0d, 0d, 0d);
}示例12: DrawAttribute
private void DrawAttribute(Context context, bool selected)
{
double midwidth = 0;
double midheight = 0;
RectangleD displayBox = BasicDisplayBox;
displayBox.OffsetDot5 ();
midwidth = displayBox.Width / 2.0;
midheight = displayBox.Height / 2.0;
context.LineWidth = LineWidth + (selected == true ? 2 : 0);
context.Save ();
context.Translate (displayBox.X + midwidth, displayBox.Y + midheight);
context.Scale (midwidth - 1.0, midheight - 1.0);
context.Arc (0.0, 0.0, 1.0, 0.0, 2.0 * Math.PI);
context.Restore ();
if (Multivalued) {
context.SetDash (Dash.MediumDash, 0);
}
if (selected) {
context.Color = new Color (0, 0, 0, 1);
} else {
context.Color = FillColor;
context.FillPreserve ();
context.Color = LineColor;
}
context.Stroke ();
if (IsPrimaryKey) {
context.Restore ();
PointD bottomLeft = DisplayBox.BottomLeft;
PointD bottomRight = DisplayBox.BottomRight;
bottomLeft.X += Padding;
bottomLeft.Y -= Padding + 0.5;
bottomRight.X -= Padding;
bottomRight.Y -= Padding + 0.5;
context.LineWidth = LineWidth;
context.MoveTo (bottomLeft);
context.LineTo (bottomRight);
context.Stroke ();
}
}示例13: BasicDrawSelected
public void BasicDrawSelected(Context context, PointD anchor)
{
BasicDrawSelected(context);
context.Save();
context.Color = new Color(1.0, 0.2, 0.2);
context.SetDash(Dash.DotDash, 0.0);
context.MoveTo(anchor);
context.LineTo(HandlePosition());
context.Stroke();
context.Restore();
}示例14: OnAfterDraw
public override void OnAfterDraw(Context c)
{
if (designService.SelectedControl != null && designService.IsDesign) {
c.Save ();
c.SetDash (new double[] { 1.0 ,1,1}, 2);
c.DrawInsideBorderInUnit (designService.SelectedControl.AbsoluteBound, selectBorder, true);
double gripperSize = 4 / (designService.Zoom > 1.5 ? (designService.Zoom / 2) : 1);
c.DrawSelectBoxInUnits (designService.SelectedControl.AbsoluteBound,gripperSize);
c.Restore ();
}
}示例15: Draw
public override PointD Draw(Context context, PointD a, PointD b)
{
context.Save ();
double[] Dashes = new double[] {
};
context.SetDash (Dashes, 0);
PointD[] points = new PointD[8]; //a,b,leftPoint1,rightPoint1,middlePoint1,leftPoint2,rightPoint2,middlePoint2
//get parallel lines points
points[0] = a;
points[1] = b;
Geometry.GetArrowPoints (points[0], points[1], lineDistance, pointDistance, out points[2], out points[3], out points[4]);
Geometry.GetArrowPoints (points[0], points[1], lineDistance, pointDistance + 3, out points[5], out points[6], out points[7]);
switch (kind) {
case kindRelationshipTerminal.OneMore:
if (notation == kindNotation.CrowsFoot)
DrawCrowFootOneMore (context, points); else
DrawBarkerMany (context, points);
break;
case kindRelationshipTerminal.ZeroMore:
if (notation == kindNotation.CrowsFoot)
DrawCrowFootZeroMore (context, points); else
DrawBarkerMany (context, points);
break;
case kindRelationshipTerminal.OneOne:
if (notation == kindNotation.CrowsFoot)
DrawCrowFootOneOne (context, points); else
DrawBarkerOne (context, points);
break;
case kindRelationshipTerminal.ZeroOne:
if (notation == kindNotation.CrowsFoot)
DrawCrowFootZeroOne (context, points); else
DrawBarkerOne (context, points);
break;
}
context.Restore ();
return points[4];
}