|
private Intersect ( |
||
| a | ||
| b | ||
| Résultat | ||
public static float CalculateIntersectPercentage(RectangleF rect, RectangleF referenceRect)
{
if (rect.IsEmpty || referenceRect.IsEmpty) return 0;
referenceRect.Intersect(rect); // replace referenceRect with intersect
return referenceRect.IsEmpty ? 0 : (referenceRect.Width * referenceRect.Height) / (rect.Width * rect.Height);
}
public void DrawRect(RectangleF aRect, bool selected)
{
NSGraphics.RectClip (aRect);
aRect.Intersect (Frame);
Color.Set ();
NSGraphics.RectFill (aRect);
if (selected) {
NSColor.Black.Set ();
NSGraphics.FrameRectWithWidth (Frame, 4.0f);
}
if (IsLocked){
float xSize = (Frame.Width > 10.0f) ? 5.0f : 3.0f;
NSBezierPath path = NSBezierPath.CreateBezierPath ();
NSColor.Black.Set ();
path.LineWidth = 3.0f;
path.MoveTo (new PointF (MidX (Frame) - xSize, MidY (Frame) - xSize));
path.LineTo (new PointF (MidX (Frame) + xSize, MidY (Frame) + xSize));
path.MoveTo (new PointF (MidX (Frame) - xSize, MidY (Frame) + xSize));
path.LineTo (new PointF (MidX (Frame) + xSize, MidY (Frame) - xSize));
path.Stroke ();
}
}
/// <include file='doc\RectangleF.uex' path='docs/doc[@for="RectangleF.Intersect"]/*' />
/// <devdoc> Creates a Rectangle that represents the intersection between this Rectangle and rect.
/// </devdoc>
public void Intersect(RectangleF rect)
{
RectangleF result = RectangleF.Intersect(rect, this);
this.X = result.X;
this.Y = result.Y;
this.Width = result.Width;
this.Height = result.Height;
}
/// <summary> Creates a Rectangle that represents the intersection between this Rectangle and rect.
/// </summary>
public void Intersect(RectangleF rect)
{
RectangleF result = RectangleF.Intersect(rect, this);
X = result.X;
Y = result.Y;
Width = result.Width;
Height = result.Height;
}
public override void Draw (RectangleF rect)
{
using (var context = UIGraphics.GetCurrentContext ()) {
// get the scale from the context by getting the current transform matrix, then asking for
// its "a" component, which is one of the two scale components. We could also ask for "d".
// This assumes (safely) that the view is being scaled equally in both dimensions.
var scale = context.GetCTM ().xx;
CATiledLayer tiledLayer = (CATiledLayer)this.Layer;
var tileSize = tiledLayer.TileSize;
// Even at scales lower than 100%, we are drawing into a rect in the coordinate system of the full
// image. One tile at 50% covers the width (in original image coordinates) of two tiles at 100%.
// So at 50% we need to stretch our tiles to double the width and height; at 25% we need to stretch
// them to quadruple the width and height; and so on.
// (Note that this means that we are drawing very blurry images as the scale gets low. At 12.5%,
// our lowest scale, we are stretching about 6 small tiles to fill the entire original image area.
// But this is okay, because the big blurry image we're drawing here will be scaled way down before
// it is displayed.)
tileSize.Width /= scale;
tileSize.Height /= scale;
// calculate the rows and columns of tiles that intersect the rect we have been asked to draw
int firstCol = (int)Math.Floor (rect.GetMinX () / tileSize.Width);
int lastCol = (int)Math.Floor ((rect.GetMaxX () - 1) / tileSize.Width);
int firstRow = (int)Math.Floor (rect.GetMinY () / tileSize.Height);
int lastRow = (int)Math.Floor ((rect.GetMaxY () - 1) / tileSize.Height);
for (int row = firstRow; row <= lastRow; row++) {
for (int col = firstCol; col <= lastCol; col++) {
UIImage tile = TileForScale (scale, row, col);
var tileRect = new RectangleF (tileSize.Width * col, tileSize.Height * row, tileSize.Width, tileSize.Height);
// if the tile would stick outside of our bounds, we need to truncate it so as to avoid
// stretching out the partial tiles at the right and bottom edges
tileRect.Intersect (this.Bounds);
tile.Draw (tileRect);
}
}
}
}
/// -----------------------------------------------------------------------------------
/// <summary>Member FwInvertRect</summary>
/// <param name='xLeft'>xLeft</param>
/// <param name='yTop'>yTop</param>
/// <param name='xRight'>xRight</param>
/// <param name='yBottom'>yBottom</param>
/// -----------------------------------------------------------------------------------
public void FwInvertRect(int xLeft, int yTop, int xRight, int yBottom)
{
Debug.Assert(m_bitmapGraphics != null);
RectangleF rc = new RectangleF(xLeft, yTop, xRight - xLeft,
yBottom - yTop);
if (!rc.IntersectsWith(m_bitmapGraphics.VisibleClipBounds))
return;
rc.Intersect(m_bitmapGraphics.VisibleClipBounds);
//RectangleF rect = new RectangleF(xLeft, yTop, xRight - xLeft + 1, yBottom - yTop + 1);
//rect.Intersect(m_bitmapGraphics.VisibleClipBounds);
//Rectangle rc = new Rectangle(
// m_parent.PointToScreen(new Point((int)rect.X, (int)rect.Y)),
// new Size((int)rect.Width, (int)rect.Height));
//ControlPaint.FillReversibleRectangle(rc, m_backColor);
m_backColor = Color.FromArgb(150, SystemColors.Highlight);
m_bitmapGraphics.FillRectangle(new SolidBrush(m_backColor), rc);
}
public void Draw(Graphics g)
{
RectangleF dst;
RectangleF src;
foreach (Tile tile in tiles)
{
src = new RectangleF(tile.X, tile.Y, tile.Width, tile.Height);
src.Intersect(fov);
if (src.Width.Equals(0) || src.Height.Equals(0))
continue;
dst = new RectangleF(p0.X + (tile.X - fov.Left) * zoom, p0.Y + (tile.Y - fov.Top) * zoom, tile.Width * zoom, tile.Height * zoom);
dst.Intersect(p);
src = new RectangleF(src.Left - tile.X, src.Top - tile.Y, src.Width, src.Height);
g.DrawImage(tile.Image, dst, src, GraphicsUnit.Pixel);
}
if (chosen != null)
{
dst = new RectangleF(p0.X + (chosen.X - fov.Left) * zoom,
p0.Y + (chosen.Y - fov.Top) * zoom,
chosen.Width * zoom, chosen.Height * zoom);
dst.Intersect(p);
if (zoom > 0.2)
{
g.DrawRectangle(Pens.White, dst.Left, dst.Top, dst.Width - 1, dst.Height - 1);
g.FillRectangle(new HatchBrush(HatchStyle.DiagonalCross, Color.White, Color.Transparent),
dst.Left, dst.Top, dst.Width - 1, dst.Height - 1);
}
else
{
g.FillRectangle(Brushes.White, dst.Left, dst.Top, dst.Width - 1, dst.Height - 1);
}
}
if (!selection.Width.Equals(r.Width) || !selection.Height.Equals(r.Height))
{
dst = new RectangleF(p0.X + (selection.Left - fov.Left) * zoom,
p0.Y + (selection.Top - fov.Top) * zoom,
selection.Width * zoom - 1, selection.Height * zoom - 1);
dst.Intersect(p);
g.DrawRectangle(new Pen(Brushes.Yellow, 3), dst.Left, dst.Top, dst.Width, dst.Height);
}
}
public void Move(int x, int y)
{
if (selecting)
{
float xx = fov.Left + (x - p0.X) / zoom;
float yy = fov.Top + (y - p0.Y) / zoom;
selection = new RectangleF(xx > s0.X ? s0.X : xx,
yy > s0.Y ? s0.Y : yy,
Math.Abs(xx - s0.X), Math.Abs(yy - s0.Y));
selection = new RectangleF((float)Math.Floor(selection.Left / tileSize) * tileSize,
(float)Math.Floor(selection.Top / tileSize) * tileSize,
(float)(Math.Ceiling(selection.Right / tileSize) - Math.Floor(selection.Left / tileSize)) * tileSize,
(float)(Math.Ceiling(selection.Bottom / tileSize) - Math.Floor(selection.Top / tileSize)) * tileSize);
selection.Intersect(r);
}
else
{
fov = new RectangleF(
Math.Max(0, Math.Min(fov.Left - x / zoom, r.Right - fov.Width)),
Math.Max(0, Math.Min(fov.Top - y / zoom, r.Bottom - fov.Height)),
fov.Width, fov.Height);
}
}
private void _DrawTimes(Graphics g)
{
RectangleF rect = new RectangleF(0, 0, TimeGutter, Height);
rect.Intersect(g.VisibleClipBounds);
g.FillRectangle(_backgroundBrush, rect);
// Times
int startHalfHour = _GetHalfHourAt((int)g.VisibleClipBounds.Y) / 2 * 2;
int hour = startHalfHour / 2;
int topHour = (_TopHalfHour % 2 == 1) ? _TopHalfHour / 2 + 1 : _TopHalfHour / 2;
string hourString;
int midPoint = TimeGutter >> 1;
string meridianString;
for(int y = startHalfHour * HalfHourHeight; y < g.VisibleClipBounds.Bottom && hour < 24; y += HalfHourHeight * 2) {
if(hour == 0) {
hourString = "12";
} else if(hour > 12) {
hourString = (hour - 12).ToString();
} else {
hourString = hour.ToString();
}
g.DrawLine(_timeLinePen, 5, y, TimeGutter - 5, y);
g.DrawString(hourString, TimeLargeFont, Brushes.Black, midPoint - (int)(g.MeasureString(hourString, TimeLargeFont).Width) + 6, y + 3);
// AM/PM
if(hour == topHour) {
meridianString = topHour / 12 == 0 ? "am" : "pm";
} else {
meridianString = "00";
}
g.DrawString(meridianString, TimeSmallFont, Brushes.Black, midPoint + 2, y + 3);
hour++;
}
}
public void CheckCollisions(TileMap tileMap)
{
bool flag = base.type == ObjectType.Mouse;
bool flag2 = false;
bool flag3 = true;
bool flag4 = true;
PointF tf = new PointF();
PointF tf2 = new PointF();
PointF tf3 = new PointF();
RectangleF collisionRectangle = this.GetCollisionRectangle(true);
RectangleF ef2 = this.GetCollisionRectangle(false);
RectangleF block = new RectangleF((PointF) new Point(0, 0), (SizeF) GameMap.TileSize);
RectangleF ef4 = new RectangleF((PointF) new Point(0, 0), (SizeF) GameMap.TileSize);
bool flag5 = false;
bool flag6 = false;
float num = 0f;
float num2 = 0f;
float num3 = 0f;
float num4 = 0f;
Rectangle tilesAroundObject = tileMap.GetTilesAroundObject(collisionRectangle);
for (int i = tilesAroundObject.X; i < (tilesAroundObject.X + tilesAroundObject.Width); i++)
{
for (int j = tilesAroundObject.Y; j < (tilesAroundObject.Y + tilesAroundObject.Height); j++)
{
flag3 = true;
flag4 = true;
tf.X = collisionRectangle.X + (collisionRectangle.Width / 2f);
tf.Y = collisionRectangle.Y + (collisionRectangle.Height / 2f);
tf2.X = ef2.X + (ef2.Width / 2f);
tf2.Y = ef2.Y + (ef2.Height / 2f);
num = collisionRectangle.X - ef2.X;
num2 = collisionRectangle.Y - ef2.Y;
SurfaceType surfaceType = GameEngine.Game.CurrentMap.GetSurfaceType(i, j, this.aquatic);
SurfaceType type4 = GameEngine.Game.CurrentMap.GetSurfaceType(i, j - 1, this.aquatic);
SurfaceType type5 = GameEngine.Game.CurrentMap.GetSurfaceType(i, j + 1, this.aquatic);
SurfaceType type2 = GameEngine.Game.CurrentMap.GetSurfaceType(i - 1, j, this.aquatic);
SurfaceType type3 = GameEngine.Game.CurrentMap.GetSurfaceType(i + 1, j, this.aquatic);
if (surfaceType != SurfaceType.None)
{
flag6 = false;
num3 = 0f;
num4 = 0f;
block.X = i * block.Width;
block.Y = j * block.Height;
tf3.X = block.X + (block.Width / 2f);
tf3.Y = block.Y + (block.Height / 2f);
ef4.X = block.X;
ef4.Y = block.Y;
ef4.Width = block.Width;
ef4.Height = block.Height;
ef4.Intersect(collisionRectangle);
if ((ef4.Width > 0f) || (ef4.Height > 0f))
{
num3 = 0f;
num4 = 0f;
if (ef4.Height <= ef4.Width)
{
if ((num2 >= 0f) && (tf.Y < tf3.Y))
{
if (type4 == SurfaceType.None)
{
flag2 = true;
flag6 = this.ySpeed.CurrentSpeed >= 0f;
if (this.CurrentAnimation == AnimType.Jump)
{
this.CurrentAnimation = AnimType.Stopped;
}
if ((surfaceType == SurfaceType.Spring) || ((tf.X > block.Left) && (tf.X <= block.Right)))
{
if ((surfaceType != SurfaceType.MouseBlock) || (base.objectClass == ObjectClass.Item))
{
flag6 = false;
}
this.behavior.HandleHitSurface(surfaceType, block, Direction.Up);
}
num4 = block.Top - collisionRectangle.Bottom;
}
}
else if (((num2 <= 0f) && (tf.Y > tf3.Y)) && (type5 == SurfaceType.None))
{
num4 = block.Bottom - collisionRectangle.Top;
flag6 = this.ySpeed.CurrentSpeed <= 0f;
if ((tf.X > block.Left) && (tf.X < block.Right))
{
this.behavior.HandleHitSurface(surfaceType, block, Direction.Down);
}
}
}
if (ef4.Height >= ef4.Width)
{
if ((num >= 0f) && (tf.X < tf3.X))
{
if (type2 == SurfaceType.None)
{
num3 = block.Left - collisionRectangle.Right;
if ((tf.Y >= block.Top) && (tf.Y <= block.Bottom))
{
this.behavior.HandleHitSurface(surfaceType, block, Direction.Left);
}
flag5 = this.xSpeed.CurrentSpeed >= 0f;
}
}
else if (((num <= 0f) && (tf.X > tf3.X)) && (type3 == SurfaceType.None))
{
num3 = block.Right - collisionRectangle.Left;
if ((tf.Y >= block.Top) && (tf.Y <= block.Bottom))
{
this.behavior.HandleHitSurface(surfaceType, block, Direction.Right);
}
flag5 = this.xSpeed.CurrentSpeed <= 0f;
}
}
if (this.stopsAtLedges && ((base.objectClass == ObjectClass.Enemy) || (surfaceType == SurfaceType.MouseBlock)))
{
if (flag6)
{
if (tf.X > tf3.X)
{
if (((flag && (type3 != SurfaceType.MouseBlock)) || (!flag && (type3 == SurfaceType.None))) && (((this.xSpeed.CurrentSpeed >= 0f) && (tf.X >= block.Right)) && (tf2.X <= block.Right)))
{
if (type3 == SurfaceType.None)
{
if ((tf.Y < tf3.Y) && (this.currentRotation == Direction.Up))
{
this.behavior.HandleOnLedge(surfaceType, block, Corner.TopRight);
}
else if ((tf.Y >= tf3.Y) && (this.currentRotation == Direction.Down))
{
this.behavior.HandleOnLedge(surfaceType, block, Corner.BottomRight);
}
else
{
flag6 = false;
}
}
if (flag6)
{
this.xSpeed.CurrentSpeed = 0f;
this.newLocation.X = block.Right;
collisionRectangle.X = block.Right;
flag3 = false;
}
}
}
else if (((flag && (type2 != SurfaceType.MouseBlock)) || (!flag && (type2 == SurfaceType.None))) && (((this.xSpeed.CurrentSpeed <= 0f) && (tf.X <= block.Left)) && (tf2.X >= block.Left)))
{
if (type2 == SurfaceType.None)
{
if ((tf.Y < tf3.Y) && (this.currentRotation == Direction.Up))
{
this.behavior.HandleOnLedge(surfaceType, block, Corner.TopLeft);
}
else if ((tf.Y >= tf3.Y) && (this.currentRotation == Direction.Down))
{
this.behavior.HandleOnLedge(surfaceType, block, Corner.BottomLeft);
}
else
{
flag6 = false;
}
}
if (flag6)
{
this.xSpeed.CurrentSpeed = 0f;
this.newLocation.X = block.Left;
collisionRectangle.X = block.Left;
flag3 = false;
}
}
}
else if (flag5)
{
if (tf.Y > tf3.Y)
{
if (((flag && (type5 != SurfaceType.MouseBlock)) || (!flag && (type5 == SurfaceType.None))) && (((this.ySpeed.CurrentSpeed >= 0f) && (tf.Y >= block.Bottom)) && (tf2.Y <= block.Bottom)))
{
if (type5 == SurfaceType.None)
{
if ((tf.X < tf3.X) && (this.currentRotation == Direction.Left))
{
this.behavior.HandleOnLedge(surfaceType, block, Corner.LeftBottom);
}
else if ((tf.X >= tf3.X) && (this.currentRotation == Direction.Right))
{
this.behavior.HandleOnLedge(surfaceType, block, Corner.RightBottom);
}
else
{
flag5 = false;
}
}
if (flag5)
{
this.ySpeed.CurrentSpeed = 0f;
this.newLocation.Y = block.Bottom;
collisionRectangle.Y = block.Bottom;
flag4 = false;
}
}
}
else if (((flag && (type4 != SurfaceType.MouseBlock)) || (!flag && (type4 == SurfaceType.None))) && (((this.ySpeed.CurrentSpeed <= 0f) && (tf.Y <= block.Top)) && (tf2.Y >= block.Top)))
{
if (type4 == SurfaceType.None)
{
if ((tf.X < tf3.X) && (this.currentRotation == Direction.Left))
{
this.behavior.HandleOnLedge(surfaceType, block, Corner.LeftTop);
}
else if ((tf.X >= tf3.X) && (this.currentRotation == Direction.Right))
{
this.behavior.HandleOnLedge(surfaceType, block, Corner.RightTop);
}
else
{
flag5 = false;
}
}
if (flag5)
{
this.ySpeed.CurrentSpeed = 0f;
this.newLocation.Y = block.Top;
collisionRectangle.Y = block.Top;
flag4 = false;
}
}
}
}
if (flag5)
{
this.xSpeed.CurrentSpeed = 0f;
}
if (flag6)
{
this.ySpeed.CurrentSpeed = 0f;
}
if (flag3)
{
this.newLocation.X += num3;
}
if (flag4)
{
this.newLocation.Y += num4;
}
if (flag3)
{
collisionRectangle.X += num3;
}
if (flag4)
{
collisionRectangle.Y += num4;
}
}
}
}
}
this.onGround = flag2;
}
/// <returns>Returns the loci which describes the intersection. WARNING: Where points are concerned it is assumed the point does intersect so the point simply gets returned. This is to prevent multiple calls to DoesLocusIntersect.</returns>
public Loci GetLocusIntersection(Loci pobjTarget)
{
switch (this.Type)
{
case LociType.Line:
switch (pobjTarget.Type)
{
case LociType.Line:
PointF objReturn = PointF.Empty;
IntersectionHelpers.DoLinesIntersect(this.Line, pobjTarget.Line, ref objReturn);
return new Loci(objReturn);
case LociType.Point:
// Need to change this to return New Loci() if not intersecting.
return new Loci(pobjTarget.Point);
case LociType.Rectangle:
Line objReturn2 = null;
if (IntersectionHelpers.DoesLineIntersectRectangle(pobjTarget.Rectangle, this.Line, ref objReturn2))
{
return new Loci(objReturn2);
}
else
{
return new Loci();
}
}
break;
case LociType.Point:
switch (pobjTarget.Type)
{
case LociType.Line:
return new Loci(this.Point);
case LociType.Point:
return new Loci(this.Point);
case LociType.Rectangle:
return new Loci(this.Point);
}
break;
case LociType.Rectangle:
switch (pobjTarget.Type)
{
case LociType.Line:
Line objReturn = null;
if (IntersectionHelpers.DoesLineIntersectRectangle(this.Rectangle, pobjTarget.Line, ref objReturn))
{
return new Loci(objReturn);
}
else
{
return new Loci();
}
case LociType.Point:
return new Loci(pobjTarget.Point);
case LociType.Rectangle:
RectangleF objRectangle = new RectangleF(pobjTarget.Rectangle.Location, pobjTarget.Rectangle.Size);
objRectangle.Intersect(this.Rectangle);
return new Loci(objRectangle);
}
break;
}
throw new NotSupportedException();
}
public void EdgeIntersection ()
{
// https://bugzilla.novell.com/show_bug.cgi?id=431587
RectangleF one = new RectangleF(10, 10, 10, 10);
RectangleF two = new RectangleF(20, 10, 10, 10);
one.Intersect(two);
Assert.IsTrue (one.IsEmpty, "Empty");
Assert.AreEqual (20f, one.X, "X");
Assert.AreEqual (10f, one.Y, "Y");
Assert.AreEqual (0f, one.Width, "Width");
Assert.AreEqual (10f, one.Height, "Height");
}
/// <summary>
/// Utility function. Calculates the remaining empty area of a specified area and a given content.
/// </summary>
/// <returns></returns>
public static RectangleF CalculateRemainingArea(RectangleF parentArea, AnchorArea contentAnchor, RectangleF contentArea)
{
if (contentAnchor != null)
{
float left, top, height, width;
if (contentAnchor.HasTop && !contentAnchor.HasBottom)
{
top = contentArea.Bottom;
height = parentArea.Height - contentArea.Height;
}
else if (contentAnchor.HasBottom && !contentAnchor.HasTop)
{
top = parentArea.Top;
height = parentArea.Height - contentArea.Height;
}
else
{
top = parentArea.Top;
height = parentArea.Height;
}
if (contentAnchor.HasLeft && !contentAnchor.HasRight)
{
left = contentArea.Right;
width = parentArea.Width - contentArea.Width;
}
else if (contentAnchor.HasRight && !contentAnchor.HasLeft)
{
left = parentArea.Left;
width = parentArea.Width - contentArea.Width;
}
else
{
left = parentArea.Left;
width = parentArea.Width;
}
RectangleF newArea = new RectangleF(left, top, width, height);
newArea.Intersect(parentArea);
return newArea;
}
else
return parentArea;
}
/// <summary>
/// Calculate the destination area of
/// </summary>
/// <param name="area"></param>
/// <param name="content"></param>
/// <param name="anchor"></param>
/// <returns></returns>
public static RectangleF CalculateArea(RectangleF area, SizeF content, AnchorArea anchor)
{
if (anchor.IsEmpty)
return area;
else
{
RectangleF destination = new RectangleF();
//Left and width
if (anchor.Center)
{
//TODO Try in the future to use also Left and Right property when align the content.
destination.X = (area.X + area.Width / 2.0F) - content.Width / 2.0F;
destination.Width = content.Width;
}
else if (anchor.HasLeft && anchor.HasRight)
{
destination.X = area.Left + anchor.Left;
destination.Width = area.Width - (anchor.Left + anchor.Right);
}
else if (anchor.HasLeft)
{
destination.X = area.Left + anchor.Left;
destination.Width = content.Width;
}
else if (anchor.HasRight)
{
destination.X = (area.Right - content.Width) - anchor.Right;
destination.Width = content.Width;
}
else
{
destination.X = area.Left;
destination.Width = content.Width;
}
//Top and height
if (anchor.Middle)
{
//TODO Try in the future to use also Left and Right property when align the content.
destination.Y = (area.Y + area.Height / 2.0F) - content.Height / 2.0F;
destination.Height = content.Height;
}
else if (anchor.HasTop && anchor.HasBottom)
{
destination.Y = area.Top + anchor.Top;
destination.Height = area.Height - (anchor.Top + anchor.Bottom);
}
else if (anchor.HasTop)
{
destination.Y = area.Top + anchor.Top;
destination.Height = content.Height;
}
else if (anchor.HasBottom)
{
destination.Y = (area.Bottom - content.Height) - anchor.Bottom;
destination.Height = content.Height;
}
else
{
destination.Y = area.Top;
destination.Height = content.Height;
}
destination.Intersect(area);
return destination;
}
}
/// <summary>
/// Draws a single <see cref="LineNumberItem"/>.
/// </summary>
/// <param name="item"></param>
/// <param name="graphics">The <see cref="Graphics"/> to draw on.</param>
/// <param name="brush"></param>
/// <param name="textFormat"></param>
/// <param name="path">The <see cref="GraphicsPath"/> to update with the drawn data.</param>
private void DrawLineNumber(LineNumberItem item, Graphics graphics, Brush brush, StringFormat textFormat, GraphicsPath path)
{
var text = _lineNumbersShowAsHexadecimal
? item.LineNumber.ToString("X")
: _lineNumbersShowLeadingZeroes
? item.LineNumber.ToString(_lineNumbersFormat)
: item.LineNumber.ToString();
var textSize = graphics.MeasureString(text, Font, new Point(0, 0), textFormat);
var point = GetLineNumberDrawingStartPoint(item, textSize);
// TextClipping
var itemClipRectangle = new RectangleF(point, textSize.ToSize());
if (_lineNumbersClipByItemRectangle)
{
// If selected, the text will be clipped so that it doesn't spill out of its own LineNumberItem-area.
// Only the part of the text inside the LineNumberItem.Rectangle should be visible, so intersect with the ItemRectangle
// The SetClip method temporary restricts the drawing area of the control for whatever is drawn next.
itemClipRectangle.Intersect(item.Rectangle);
graphics.SetClip(itemClipRectangle);
}
// TextDrawing
graphics.DrawString(text, Font, brush, point, textFormat);
graphics.ResetClip();
// The GraphicsPath for the LineNumber is just a rectangle behind the text, to keep the paintingspeed high and avoid ugly artifacts.
path.AddRectangle(itemClipRectangle);
path.CloseFigure();
}
/// <summary>
///
/// </summary>
/// <param name="g"></param>
/// <param name="brush"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="width"></param>
/// <param name="height"></param>
public static void FillClippedRect(Graphics g, Brush brush, int x, int y, int width, int height)
{
RectangleF bg = new RectangleF(x, y, width, height);
if (g.ClipBounds != null)
{
bg.Intersect(g.ClipBounds);
}
g.FillRectangle(brush, bg.X, bg.Y, bg.Width, bg.Height);
}
private void DrawContextSubItem(DrawListViewSubItemEventArgs e)
{
var match = e.Item.Tag as FindMatch;
if (match == null) DrawSubItem(e);
if (e.Item.Selected)
{
e.Graphics.FillRectangle(SystemBrushes.Highlight, e.Bounds);
}
else
{
e.Graphics.FillRectangle(SystemBrushes.Window, e.Bounds);
}
var lineText = match.LineText.Replace('\t', ' ');
var spans = match.HighlightSpans;
var pos = 0;
var length = lineText.Length;
var bounds = new RectangleF(e.Bounds.Left, e.Bounds.Top, e.Bounds.Width, e.Bounds.Height);
var normalBrush = e.Item.Selected ? SystemBrushes.HighlightText : SystemBrushes.WindowText;
var highlightBrush = Brushes.Yellow;
var highlightTextBrush = SystemBrushes.WindowText;
using (var sf = new StringFormat())
{
sf.FormatFlags = StringFormatFlags.NoWrap | StringFormatFlags.MeasureTrailingSpaces;
sf.LineAlignment = StringAlignment.Center;
while (pos < length && !bounds.IsEmpty)
{
var nextSpan = (from s in spans where s.Start >= pos select s).FirstOrDefault();
if (nextSpan == null)
{
// No more highlight text to draw
e.Graphics.DrawString(lineText.Substring(pos), _contextFont, normalBrush, bounds, sf);
pos = length;
}
else
{
// Draw normal text before the highlight range
var drawNormal = false;
string normalText = "";
RectangleF normalBounds = new RectangleF();
if (nextSpan.Start > pos)
{
drawNormal = true;
normalText = lineText.Substring(pos, nextSpan.Start - pos);
normalBounds = bounds;
var normalSize = Util.MeasureString(e.Graphics, normalText, _contextFont, e.Bounds, sf);
bounds = new RectangleF(bounds.Left + normalSize.Width, bounds.Top, bounds.Width - normalSize.Width, bounds.Height);
}
// Draw highlight range
var text = lineText.Substring(nextSpan.Start, nextSpan.Length);
var highlightSize = e.Graphics.MeasureString(text, _contextFont, bounds.Location, sf); // MeasureString() includes surrounding margins
var highlightRect = new RectangleF(bounds.Left, bounds.Top + (bounds.Height - highlightSize.Height) / 2, highlightSize.Width, highlightSize.Height);
highlightRect.Intersect(e.Bounds);
if (!highlightRect.IsEmpty) e.Graphics.FillRectangle(highlightBrush, highlightRect);
if (drawNormal)
{
e.Graphics.DrawString(normalText, _contextFont, normalBrush, normalBounds, sf);
}
e.Graphics.DrawString(text, _contextFont, highlightTextBrush, bounds, sf);
var size = Util.MeasureString(e.Graphics, text, _contextFont, e.Bounds, sf);
bounds = new RectangleF(bounds.Left + size.Width, bounds.Top, bounds.Width - size.Width, bounds.Height);
pos = nextSpan.Start + nextSpan.Length;
}
}
}
}
/// <summary>
/// Intersect Method
/// </summary>
///
/// <remarks>
/// Replaces the RectangleF with the intersection of itself
/// and another RectangleF.
/// </remarks>
public void Intersect(RectangleF rect)
{
this = RectangleF.Intersect(this, rect);
}
/// <summary>
/// Render this object to the specified <see cref="Graphics"/> device.
/// </summary>
/// <remarks>
/// This method is normally only called by the Draw method
/// of the parent <see cref="GraphObjList"/> collection object.
/// </remarks>
/// <param name="g">
/// A graphic device object to be drawn into. This is normally e.Graphics from the
/// PaintEventArgs argument to the Paint() method.
/// </param>
/// <param name="pane">
/// A reference to the <see cref="PaneBase"/> object that is the parent or
/// owner of this object.
/// </param>
/// <param name="scaleFactor">
/// The scaling factor to be used for rendering objects. This is calculated and
/// passed down by the parent <see cref="GraphPane"/> object using the
/// <see cref="PaneBase.CalcScaleFactor"/> method, and is used to proportionally adjust
/// font sizes, etc. according to the actual size of the graph.
/// </param>
public override void Draw(Graphics g, PaneBase pane, float scaleFactor)
{
// Convert the arrow coordinates from the user coordinate system
// to the screen coordinate system
PointF pix1 = this.Location.TransformTopLeft(pane);
PointF pix2 = this.Location.TransformBottomRight(pane);
//RectangleF pixRect = this.Location.TransformRect(pane);
RectangleF pixRect = new RectangleF(Math.Min(pix1.X, pix2.X), Math.Min(pix1.Y, pix2.Y),
Math.Abs(pix2.X - pix1.X), Math.Abs(pix2.Y - pix1.Y));
//System.Diagnostics.Debug.WriteLine(string.Format("box {0} {1}", pix1, pix2));
// Clip the rect to just outside the PaneRect so we don't end up with wild coordinates.
RectangleF tmpRect = pane.Rect;
tmpRect.Inflate(20, 20);
pixRect.Intersect(tmpRect);
if (Math.Abs(pixRect.Left) < 100000 &&
Math.Abs(pixRect.Top) < 100000 &&
Math.Abs(pixRect.Right) < 100000 &&
Math.Abs(pixRect.Bottom) < 100000)
{
// If the box is to be filled, fill it
_fill.Draw(g, pixRect);
// Draw the border around the box if required
//_border.Draw( g, pane, scaleFactor, pixRect );
if (_border.IsVisible)
{
var smode = g.SmoothingMode;
g.SmoothingMode = SmoothingMode.AntiAlias;
RectangleF tRect = pixRect;
float scaledInflate = (float)(_border.InflateFactor * scaleFactor);
tRect.Inflate(scaledInflate, scaledInflate);
using (Pen pen = _border.GetPen(pane, scaleFactor))
{
if (IsMoving)
{
// Set the DashCap to round.
pen.DashCap = DashCap.Round;
// Create a custom dash pattern.
pen.DashPattern = new float[] { 4.0F, 4.0F };
}
g.DrawRectangle(pen, tRect.X, tRect.Y, tRect.Width, tRect.Height);
if (IsSelected)
{
Brush brush = new SolidBrush(Color.White);
g.FillRectangles(brush, EdgeRects(pane));
pen.DashStyle = DashStyle.Solid;
g.DrawRectangles(pen, EdgeRects(pane));
}
}
g.SmoothingMode = smode;
}
}
}
private void _DrawLines(Graphics g)
{
RectangleF rect = new RectangleF(TimeGutter, 0, Width - TimeGutter, Height);
rect.Intersect(g.VisibleClipBounds);
g.FillRectangle(_backgroundBrush, rect);
int startHalfHour = _GetHalfHourAt((int)g.VisibleClipBounds.Y);
int hour = startHalfHour / 2;
// Hour lines
int y = hour * HalfHourHeight * 2;
for(; y < g.VisibleClipBounds.Bottom && hour <= 24; y += HalfHourHeight * 2) {
g.DrawLine(_hourPen, TimeGutter, y, Width, y);
hour++;
}
// Half-hour lines
hour = startHalfHour / 2;
y = startHalfHour * HalfHourHeight;
if(startHalfHour % 2 == 0) y += HalfHourHeight;
for(; y < g.VisibleClipBounds.Bottom && hour < 24; y += HalfHourHeight * 2) {
g.DrawLine(_halfHourPen, TimeGutter, y, Width, y);
hour++;
}
}
/// -----------------------------------------------------------------------------------
/// <summary>Member FwDrawRectangle</summary>
/// <param name='xLeft'>xLeft</param>
/// <param name='yTop'>yTop</param>
/// <param name='xRight'>xRight</param>
/// <param name='yBottom'>yBottom</param>
/// -----------------------------------------------------------------------------------
public void FwDrawRectangle(int xLeft, int yTop, int xRight, int yBottom)
{
Debug.Assert(m_bitmapGraphics != null);
RectangleF rect =
new RectangleF(xLeft, yTop, xRight - xLeft, yBottom - yTop);
///*
// check whether the rectangle is visible
if (!rect.IntersectsWith(m_bitmapGraphics.ClipBounds))
return;
rect.Intersect(m_bitmapGraphics.ClipBounds);
//*/
m_bitmapGraphics.FillRectangle(new SolidBrush(m_backColor), rect);
}
