本文整理汇总了C#中CGContext.SetLineCap方法的典型用法代码示例。如果您正苦于以下问题：C# CGContext.SetLineCap方法的具体用法？C# CGContext.SetLineCap怎么用？C# CGContext.SetLineCap使用的例子？那么, 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CGContext的用法示例。
在下文中一共展示了CGContext.SetLineCap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: CoreGraphicsGraphics
public CoreGraphicsGraphics (CGContext c, bool highQuality)
{
if (c == null) throw new ArgumentNullException ("c");
_c = c;
//_highQuality = highQuality;
if (highQuality) {
c.SetLineCap (CGLineCap.Round);
}
else {
c.SetLineCap (CGLineCap.Butt);
}
SetColor (Colors.Black);
}示例2: HatchDiagonalCross
void HatchDiagonalCross(CGContext context)
{
var hatchWidth = getHatchWidth (hatchStyle);
var hatchHeight = getHatchHeight (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchHeight, true);
/* draw background */
drawBackground (context, backColor, hatchWidth, hatchHeight);
/* draw lines in the foreground color */
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
float halfMe = hatchHeight / 2.0f;
context.MoveTo(0, 0);
context.AddLineToPoint(hatchWidth, hatchHeight);
context.StrokePath();
context.MoveTo(hatchWidth, 0);
context.AddLineToPoint(0, hatchHeight);
context.StrokePath();
}示例3: HatchDiagonalBrick
void HatchDiagonalBrick(CGContext context)
{
var hatchWidth = getHatchWidth (hatchStyle);
var hatchHeight = getHatchHeight (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchHeight, false);
/* draw background */
drawBackground (context, backColor, hatchWidth, hatchHeight);
/* draw lines in the foreground color */
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
hatchHeight -= 1;
hatchWidth -= 1;
context.MoveTo(0, 0);
context.AddLineToPoint(hatchWidth,hatchHeight);
context.StrokePath();
context.MoveTo(0, hatchHeight);
context.AddLineToPoint(hatchWidth / 2.0f,hatchHeight / 2.0f);
context.StrokePath();
}示例4: HatchDashedHorizontal
void HatchDashedHorizontal(CGContext context)
{
var hatchWidth = getHatchWidth (hatchStyle);
var hatchHeight = getHatchHeight (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchHeight, false);
/* draw background */
drawBackground (context, backColor, hatchWidth, hatchHeight);
/* draw lines in the foreground color */
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
float halfMe = hatchHeight / 2.0f - 1;
hatchWidth -=1;
hatchHeight -= 1;
context.MoveTo(halfMe+1, halfMe);
context.AddLineToPoint(hatchWidth, halfMe);
context.StrokePath();
context.MoveTo(0,hatchHeight);
context.AddLineToPoint(halfMe, hatchHeight);
context.StrokePath();
}示例5: HatchVertical
protected void HatchVertical(CGContext context)
{
var hatchSize = getHatchWidth (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchSize, false);
/* draw background */
drawBackground (context, backColor, hatchSize, hatchSize);
/* draw horizontal line in the foreground color */
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
float halfMe = hatchSize / 2.0f;
// draw a horizontal line
context.MoveTo(0, 0);
context.AddLineToPoint(0, hatchSize);
context.StrokePath();
}示例6: HatchUpwardDiagonal
protected void HatchUpwardDiagonal(CGContext context)
{
var hatchSize = getHatchWidth (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
if (hatchStyle != HatchStyle.ForwardDiagonal &&
hatchStyle != HatchStyle.BackwardDiagonal)
{
initializeContext(context, hatchSize, false);
}
else {
initializeContext(context, hatchSize, true);
}
/* draw background */
drawBackground (context, backColor, hatchSize, hatchSize);
/* draw lines in the foreground color */
context.SetStrokeColor(foreColor.ToCGColor());
context.SetFillColor(foreColor.ToCGColor());
context.SetLineWidth(1);
context.SetLineCap(CGLineCap.Square);
context.MoveTo(0,0);
context.AddLineToPoint(hatchSize,hatchSize);
/* draw a diagonal line for as many times as linewidth*/
for (int l = 0; l < lineWidth; l++)
{
/* draw a diagonal line */
context.MoveTo(l,0);
context.AddLineToPoint(hatchSize, hatchSize-l);
context.StrokePath();
}
/**
* because we are within a rectangular pattern we have to complete the tip of the preceeding line
* pattern
*/
for (int k = 1; k < lineWidth; k++)
{
/* draw a diagonal line */
context.MoveTo(0,hatchSize-k);
context.AddLineToPoint(k-1, hatchSize-1);
context.StrokePath();
}
}示例7: DrawPoints
//does the actual coloring
void DrawPoints(CGContext dctx)
{
var swatches = Swatches;
var swatchslider = swatchSlider;
dctx.BeginPath ();
dctx.MoveTo (Points.First().X, Points.First().Y);
dctx.SetLineWidth (swatchslider.Value);
dctx.SetBlendMode (CGBlendMode.Normal);
foreach (var crayon in Crayons) {
if(crayon.Selected) {
if (crayon.Name == "Eraser") {
dctx.SetBlendMode (CGBlendMode.Clear);
dctx.SetStrokeColor (UIColor.Clear.CGColor);
} else {
dctx.SetBlendMode (CGBlendMode.Normal);
var swatchImg = colorSwatch (swatches[0], crayon.R / 255f, crayon.G / 255f, crayon.B / 255f, 1f);
UIColor pattern = UIColor.FromPatternImage(swatchImg);
dctx.SetStrokeColor(pattern.CGColor);
}
dctx.SetLineCap (CGLineCap.Round);
dctx.SetLineJoin (CGLineJoin.Round);
}
}
//set fill color with current crayons
foreach (var point in Points) {
dctx.AddLineToPoint(point.X, point.Y);
}
dctx.StrokePath();
}示例8: DrawInContext
public override void DrawInContext (CGContext context)
{
// Drawing lines with a white stroke color
context.SetRGBStrokeColor(1, 1, 1, 1);
// Preserve the current drawing state
context.SaveState();
// Set the line width so that the cap is visible
context.SetLineWidth(20);
// Line caps demonstration
// Line cap butt, default.
context.SetLineCap(CGLineCap.Butt);
context.MoveTo(40, 30);
context.AddLineToPoint(280, 30);
context.StrokePath();
// Line cap round
context.SetLineCap(CGLineCap.Round);
context.MoveTo(40, 65);
context.AddLineToPoint(280, 65);
context.StrokePath();
// Line cap square
context.SetLineCap(CGLineCap.Square);
context.MoveTo(40, 100);
context.AddLineToPoint(280, 100);
context.StrokePath();
// Restore the previous drawing state, and save it again.
context.RestoreState();
context.SaveState();
// Set the line width so that the join is visible
context.SetLineWidth(20);
// Line join miter, default
context.SetLineJoin(CGLineJoin.Miter);
context.MoveTo(40, 260);
context.AddLineToPoint(160, 140);
context.AddLineToPoint(280, 260);
context.StrokePath();
// Line join round
context.SetLineJoin(CGLineJoin.Round);
context.MoveTo(40, 320);
context.AddLineToPoint(160, 200);
context.AddLineToPoint(280, 320);
context.StrokePath();
// Line join bevel
context.SetLineJoin(CGLineJoin.Bevel);
context.MoveTo(40, 380);
context.AddLineToPoint(160, 260);
context.AddLineToPoint(280, 380);
context.StrokePath();
// Restore the previous drawing state.
context.RestoreState();
// Demonstrate where the path that generated each line is
context.SetRGBStrokeColor(1, 0, 0, 1);
context.SetLineWidth(3);
context.MoveTo(40, 30);
context.AddLineToPoint(280, 30);
context.MoveTo(40, 65);
context.AddLineToPoint(280, 65);
context.MoveTo(40, 100);
context.AddLineToPoint(280, 100);
context.MoveTo(40, 260);
context.AddLineToPoint(160, 140);
context.AddLineToPoint(280, 260);
context.MoveTo(40, 320);
context.AddLineToPoint(160, 200);
context.AddLineToPoint(280, 320);
context.MoveTo(40, 380);
context.AddLineToPoint(160, 260);
context.AddLineToPoint(280, 380);
context.StrokePath();
} 示例9: HatchWeave
void HatchWeave(CGContext context)
{
var hatchWidth = getHatchWidth (hatchStyle);
var hatchHeight = getHatchHeight (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchHeight, false);
/* draw background */
drawBackground (context, backColor, hatchWidth, hatchHeight);
/* draw lines in the foreground color */
context.SetFillColor(foreColor.ToCGColor());
/* draw lines in the foreground color */
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
float halfWidth = hatchWidth / 2.0f;
float halfHeight = hatchHeight / 2.0f;
CGRect rect = new CGRect (0,0,1,1);
// Add upward diagonals
context.MoveTo(0,0);
context.AddLineToPoint(halfWidth, halfHeight);
context.StrokePath();
context.MoveTo(0, halfHeight);
context.AddLineToPoint(halfWidth -1, hatchHeight - 1);
context.StrokePath();
context.MoveTo(halfWidth, 0);
context.AddLineToPoint(6, 2);
context.StrokePath();
// context.MoveTo(0, 4);
// context.AddLineToPoint(2, 2);
// context.StrokePath();
context.MoveTo(2,6);
context.AddLineToPoint(7, 1);
context.StrokePath();
}示例10: HatchSolidDiamond
void HatchSolidDiamond(CGContext context)
{
var hatchWidth = getHatchWidth (hatchStyle);
var hatchHeight = getHatchHeight (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchHeight, false);
/* draw background */
drawBackground (context, backColor, hatchWidth, hatchHeight);
/* draw lines in the foreground color */
context.SetFillColor(foreColor.ToCGColor());
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
float halfMe = hatchWidth / 2.0f;
// We will paint two triangles from corners meeting in the middle
// make sure to offset by half pixels so that the point is actually a point.
context.MoveTo(-HALF_PIXEL_X,HALF_PIXEL_Y);
context.AddLineToPoint(2+HALF_PIXEL_X, halfMe - HALF_PIXEL_Y);
context.AddLineToPoint(-HALF_PIXEL_X, hatchHeight- (1.0f + HALF_PIXEL_Y));
context.ClosePath();
context.FillPath();
// now we do the right one
context.MoveTo(hatchWidth,HALF_PIXEL_Y);
context.AddLineToPoint(halfMe+HALF_PIXEL_X, halfMe - HALF_PIXEL_Y);
context.AddLineToPoint(hatchWidth, hatchHeight - (1.0f + HALF_PIXEL_Y));
context.ClosePath();
context.FillPath();
}示例11: HatchShingle
void HatchShingle(CGContext context)
{
var hatchWidth = getHatchWidth (hatchStyle);
var hatchHeight = getHatchHeight (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchHeight, false);
/* draw background */
drawBackground (context, backColor, hatchWidth, hatchHeight);
/* draw lines in the foreground color */
context.SetFillColor(foreColor.ToCGColor());
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
float halfMe = hatchWidth / 2.0f;
// We are basically going to draw a lamda sign
// Draw base
context.MoveTo(0,0);
context.AddLineToPoint(halfMe,halfMe-HALF_PIXEL_Y);
context.AddLineToPoint(hatchWidth, HALF_PIXEL_Y);
context.StrokePath();
// draw the first part of tail
context.MoveTo(halfMe + HALF_PIXEL_X, halfMe);
context.AddLineToPoint(halfMe + HALF_PIXEL_X, halfMe + 1);
context.StrokePath();
// now the last curl on the tail
CGRect rect = new CGRect (1,hatchHeight-1,1,1);
setPixels(context, rect);
rect.X += 1;
setPixels(context, rect);
rect.X += 1;
rect.Y -= 1;
setPixels(context, rect);
}示例12: HatchPlaid
void HatchPlaid(CGContext context)
{
var hatchWidth = getHatchWidth (hatchStyle);
var hatchHeight = getHatchHeight (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchHeight, false);
/* draw background */
drawBackground (context, backColor, hatchWidth, hatchHeight);
/* draw lines in the foreground color */
context.SetFillColor(foreColor.ToCGColor());
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
float halfMe = hatchWidth / 2.0f;
CGRect rect = new CGRect (0,0,1,1);
// fraw the alternating pattern for half of area
int x = 0;
int y = 0;
for (y = 0; y<halfMe; y+=2)
{
for (x = 1; x < hatchWidth; x+=2)
{
rect.X = x;
rect.Y = y;
setPixels(context, rect);
}
}
for (y = 1; y<halfMe; y+=2)
{
for (x = 0; x < hatchWidth; x+=2)
{
rect.X = x;
rect.Y = y;
setPixels(context, rect);
}
}
// draw a square
rect.X = 0;
rect.Y = halfMe;
rect.Width = halfMe;
rect.Height = halfMe;
setPixels(context, rect);
}示例13: HatchOutlinedDiamond
void HatchOutlinedDiamond(CGContext context)
{
var hatchWidth = getHatchWidth (hatchStyle);
var hatchHeight = getHatchHeight (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchHeight, false);
/* draw background */
drawBackground (context, backColor, hatchWidth, hatchHeight);
/* draw lines in the foreground color */
context.SetFillColor(foreColor.ToCGColor());
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
// this is really just two diagonal lines from each corner too
// their opposite corners.
context.MoveTo(0,0);
context.AddLineToPoint(hatchWidth, hatchHeight);
context.StrokePath();
context.MoveTo(1,hatchHeight);
context.AddLineToPoint(hatchWidth, 1);
context.StrokePath();
}示例14: HatchHorizontalBrick
void HatchHorizontalBrick(CGContext context)
{
var hatchWidth = getHatchWidth (hatchStyle);
var hatchHeight = getHatchHeight (hatchStyle);
var lineWidth = getLineWidth (hatchStyle);
initializeContext(context, hatchHeight, false);
/* draw background */
drawBackground (context, backColor, hatchWidth, hatchHeight);
/* draw lines in the foreground color */
context.SetFillColor(foreColor.ToCGColor());
/* draw lines in the foreground color */
context.SetStrokeColor(foreColor.ToCGColor());
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Square);
CGRect rect = new CGRect (0,0,1,1);
rect.Y = 3;
rect.Width = hatchWidth;
rect.Height = hatchHeight - 4;
context.StrokeRect(rect);
context.MoveTo(hatchWidth / 2.0f, 0);
context.AddLineToPoint(hatchWidth / 2.0f,3);
context.StrokePath();
}示例15: DrawRoundedLine
public static void DrawRoundedLine(CGContext context, List<PointF> points, CGColor color, float lineWidth, bool closePath, bool dashed)
{
if (points == null)
throw new NullReferenceException();
if (points.Count == 0)
throw new ArgumentException("The line must have at least one point.");
context.SaveState();
context.SetStrokeColor(color);
context.SetLineWidth(lineWidth);
context.SetLineCap(CGLineCap.Round);
context.SetLineJoin(CGLineJoin.Round);
context.MoveTo(points[0].X, points[0].Y);
for(int a = 1; a < points.Count; a++)
context.AddLineToPoint(points[a].X, points[a].Y);
if (dashed)
context.SetLineDash(0, new float[2] { 1, 2 }, 2);
if (closePath)
context.ClosePath();
context.StrokePath();
context.RestoreState();
}