| public SetSigmaBellShape ( float focus ) : void | ||
| focus | float | |
| Результат | void | |
public void CreateGreyscale()
{
using (Bitmap b = new Bitmap(100, 100))
{
using (Graphics g = b.GetGraphics())
{
using (LinearGradientBrush brush = new LinearGradientBrush(
new Rectangle(0, 0, 100, 100),
Color.Blue,
Color.Red,
LinearGradientMode.Vertical))
{
brush.SetSigmaBellShape(0.5f);
g.FillRectangle(brush, new Rectangle(0, 0, 100, 100));
using (Bitmap b2 = (Bitmap)b.CreateGreyscale())
{
if (ShowTestForm(b2) != DialogResult.OK)
{
Assert.Fail();
}
}
}
}
}
}
private void AboutForm_Paint(object sender, PaintEventArgs e)
{
Graphics g = e.Graphics;
Rectangle rect = new Rectangle(0, 0, this.ClientSize.Width, this.ClientSize.Height);
using (LinearGradientBrush brush = new LinearGradientBrush(rect, Color.Black, Color.FromArgb(50, 50, 50), LinearGradientMode.Vertical))
{
brush.SetSigmaBellShape(0.25f);
g.FillRectangle(brush, rect);
}
}
public void Draw(System.Drawing.Graphics graphics, System.Drawing.Rectangle bounds)
{
float length = (float)this.manager.Progress / 100.0f;
using (LinearGradientBrush complete = new LinearGradientBrush(bounds, Color.LightBlue, Color.Blue, LinearGradientMode.Horizontal))
using (SolidBrush incomplete = new SolidBrush(Color.White))
using(StringFormat format = new StringFormat())
using(SolidBrush text = new SolidBrush(Color.Black))
{
complete.SetSigmaBellShape(1.0f, 0.25f);
format.Alignment = StringAlignment.Center;
graphics.FillRectangle(complete, bounds.X, bounds.Y + borderHeight, bounds.Width * length, bounds.Height - 2 * borderHeight);
graphics.FillRectangle(incomplete, bounds.X + (bounds.Width * length), bounds.Y + borderHeight, bounds.Width - bounds.Width * length, bounds.Height - 2 * borderHeight);
graphics.DrawString(string.Format("{0:0.00} %",this.manager.Progress), new Font(FontFamily.GenericSansSerif, 7), text, bounds, format);
}
}
public void Draw(System.Drawing.Graphics graphics, System.Drawing.Rectangle bounds)
{
float width = (float)bounds.Width / args.Piece.BlockCount;
RectangleF brushDimensions = new RectangleF(0, 0, width, bounds.Height);
using (LinearGradientBrush requestedBrush = new LinearGradientBrush(brushDimensions, Color.LightBlue, Color.Blue, LinearGradientMode.Vertical))
using (LinearGradientBrush receivedBrush = new LinearGradientBrush(brushDimensions, Color.LightGoldenrodYellow, Color.Goldenrod, LinearGradientMode.Vertical))
using (LinearGradientBrush writtenBrush = new LinearGradientBrush(brushDimensions, Color.LightGreen, Color.LimeGreen, LinearGradientMode.Vertical))
using (LinearGradientBrush notRequestedBrush = new LinearGradientBrush(brushDimensions, Color.LightSalmon, Color.Red, LinearGradientMode.Vertical))
using (LinearGradientBrush pendingHashCheck = new LinearGradientBrush(brushDimensions, Color.BurlyWood, Color.Brown, LinearGradientMode.Vertical))
{
requestedBrush.SetSigmaBellShape(0.25f);
receivedBrush.SetSigmaBellShape(0.25f);
writtenBrush.SetSigmaBellShape(0.25f);
notRequestedBrush.SetSigmaBellShape(0.25f);
pendingHashCheck.SetSigmaBellShape(0.25f);
Rectangle rect = bounds;
for (int i = 0; i < this.args.Piece.BlockCount; i++)
{
RectangleF newArea = new RectangleF(rect.X + (width * i), rect.Y + borderHeight, width, rect.Height - 2 * borderHeight);
if (this.args.Piece.AllBlocksReceived)
graphics.FillRectangle(pendingHashCheck, newArea);
else if (args.Piece[i].Written)
graphics.FillRectangle(writtenBrush, newArea);
else if (args.Piece[i].Received)
graphics.FillRectangle(receivedBrush, newArea);
else if (args.Piece[i].Requested)
graphics.FillRectangle(requestedBrush, newArea);
else
graphics.FillRectangle(notRequestedBrush, newArea);
}
}
}
/// <summary>
/// Draws a gradient around the specified polygon. Fades from 'inner' to 'outer' over a distance of 'width' pixels.
/// </summary>
/// <param name="g"></param>
/// <param name="poly"></param>
/// <param name="inner"></param>
/// <param name="outer"></param>
/// <param name="width"></param>
public static void DrawOuterGradient(Graphics g, PointF[] poly, Color inner, Color outer, float width)
{
PointF[,] corners = PolygonMath.GetCorners(poly, width);
PointF[,] sides = PolygonMath.GetSides(poly, width);
//Overlapping these causes darker areas... Dont use InflatePoly
//Paint corners
for (int i = 0; i <= corners.GetUpperBound(0); i++) {
PointF[] pts = PolygonMath.GetSubArray(corners, i);
using (Brush b = PolygonMath.GenerateRadialBrush(inner, outer, pts[0], width + 1)) {
g.FillPolygon(b, pts);
}
}
//Paint sides
for (int i = 0; i <= sides.GetUpperBound(0); i++) {
PointF[] pts = PolygonMath.GetSubArray(sides, i);
using (LinearGradientBrush b = new LinearGradientBrush(pts[3], pts[0], inner, outer)) {
b.SetSigmaBellShape(1);
b.WrapMode = WrapMode.TileFlipXY;
g.FillPolygon(b, pts);
}
}
}
void PaintView13(Graphics g)
{
// Create a rectangle
Rectangle rect = new Rectangle(0, 0, 40, 20);
// Create a linear gradient brush
LinearGradientBrush rgBrush =
new LinearGradientBrush(
rect, Color.Black, Color.Blue,
0.0f, true);
// Fill rectangle
g.FillRectangle(rgBrush,
new Rectangle(10, 10, 300, 100));
// Set sigma bell shape
rgBrush.SetSigmaBellShape(0.8f, 1.0f);
// Fill rectangle again
g.FillRectangle(rgBrush,
new Rectangle(10, 120, 300, 100));
// Set blend triangular shape
rgBrush.SetBlendTriangularShape(0.2f, 1.0f);
// Fill rectangle again
g.FillRectangle(rgBrush,
new Rectangle(10, 240, 300, 100));
}
/// <summary>
/// Perform drawing of a ribbon group separator.
/// </summary>
/// <param name="shape">Ribbon shape.</param>
/// <param name="context">Render context.</param>
/// <param name="displayRect">Display area available for drawing.</param>
/// <param name="paletteGeneral">General ribbon palette details.</param>
/// <param name="state">State associated with rendering.</param>
public override void DrawRibbonGroupSeparator(PaletteRibbonShape shape,
RenderContext context,
Rectangle displayRect,
IPaletteRibbonGeneral paletteGeneral,
PaletteState state)
{
Debug.Assert(context != null);
Debug.Assert(paletteGeneral != null);
// Validate parameter references
if (context == null) throw new ArgumentNullException("context");
if (paletteGeneral == null) throw new ArgumentNullException("paletteGeneral");
int x = displayRect.X + (displayRect.Width - 2) / 2;
Color darkColor = paletteGeneral.GetRibbonGroupSeparatorDark(state);
Color lightColor = paletteGeneral.GetRibbonGroupSeparatorLight(state);
switch (shape)
{
default:
case PaletteRibbonShape.Office2007:
using (Pen darkPen = new Pen(darkColor),
lightPen = new Pen(lightColor))
{
context.Graphics.DrawLine(lightPen, x, displayRect.Top + 2, x, displayRect.Bottom - 3);
context.Graphics.DrawLine(darkPen, x + 1, displayRect.Top + 2, x + 1, displayRect.Bottom - 3);
}
break;
case PaletteRibbonShape.Office2010:
using (LinearGradientBrush darkBrush = new LinearGradientBrush(new RectangleF(displayRect.X, displayRect.Y - 1, displayRect.Width, displayRect.Height + 2), Color.FromArgb(72, darkColor), darkColor, 90f),
lightBrush = new LinearGradientBrush(new RectangleF(displayRect.X - 1, displayRect.Y - 1, displayRect.Width + 2, displayRect.Height + 2), Color.FromArgb(128, lightColor), lightColor, 90f))
{
darkBrush.SetSigmaBellShape(0.5f);
lightBrush.SetSigmaBellShape(0.5f);
using (Pen darkPen = new Pen(darkBrush))
{
context.Graphics.FillRectangle(lightBrush, x, displayRect.Top, 3, displayRect.Height);
context.Graphics.DrawLine(darkPen, x + 1, displayRect.Top, x + 1, displayRect.Bottom - 1);
}
}
break;
}
}
private void DrawGradientToolSplitItem(Graphics g,
ToolStripSplitButton splitButton,
GradientItemColors colorsButton,
GradientItemColors colorsDrop,
GradientItemColors colorsSplit)
{
// Create entire area and just the drop button area rectangles
Rectangle backRect = new Rectangle(Point.Empty, splitButton.Bounds.Size);
Rectangle backRectDrop = splitButton.DropDownButtonBounds;
// Cannot paint zero sized areas
if ((backRect.Width > 0) && (backRectDrop.Width > 0) &&
(backRect.Height > 0) && (backRectDrop.Height > 0))
{
// Area that is the normal button starts as everything
Rectangle backRectButton = backRect;
// The X offset to draw the split line
int splitOffset;
// Is the drop button on the right hand side of entire area?
if (backRectDrop.X > 0)
{
backRectButton.Width = backRectDrop.Left;
backRectDrop.X -= 1;
backRectDrop.Width++;
splitOffset = backRectDrop.X;
}
else
{
backRectButton.Width -= backRectDrop.Width - 2;
backRectButton.X = backRectDrop.Right - 1;
backRectDrop.Width++;
splitOffset = backRectDrop.Right - 1;
}
// Create border path around the item
using (GraphicsPath borderPath = this.CreateBorderPath(backRect, _cutMenuItemBack))
{
// Draw the normal button area background
this.DrawGradientBack(g, backRectButton, colorsButton);
// Draw the drop button area background
this.DrawGradientBack(g, backRectDrop, colorsDrop);
// Draw the split line between the areas
using (
LinearGradientBrush splitBrush =
new LinearGradientBrush(
new Rectangle(backRect.X + splitOffset, backRect.Top, 1, backRect.Height + 1),
colorsSplit.Border1, colorsSplit.Border2, 90f))
{
// Sigma curve, so go from color1 to color2 and back to color1 again
splitBrush.SetSigmaBellShape(0.5f);
// Convert the brush to a pen for DrawPath call
using (Pen splitPen = new Pen(splitBrush))
g.DrawLine(splitPen, backRect.X + splitOffset, backRect.Top + 1, backRect.X + splitOffset,
backRect.Bottom - 1);
}
// Draw the border of the entire item
this.DrawGradientBorder(g, backRect, colorsButton);
}
}
}
/// <summary>
/// Creates a LinearGradientBrush object.
/// </summary>
/// <param name="path">The graphics path used to construct the brush.</param>
/// <param name="angle">The gradient angle.</param>
/// <param name="focus">The focus for the SigmaBellShape.</param>
/// <param name="scale">The scale for the SigmaBellShape.</param>
public LinearGradientBrush GetReflectedBrush(GraphicsPath path, int angle, float focus, float scale)
{
LinearGradientBrush brush = new LinearGradientBrush(path.GetBounds(), _Color1, _Color2, angle, false);
brush.SetSigmaBellShape(focus, scale);
return brush;
}
private void drawLinearGradient(Rectangle rDmn, IntPtr hdc, LinearGradientMode m)
{
Graphics g = Graphics.FromHdc(hdc);
float o = _fOpacity * 255;
Color c1 = Color.FromArgb((int)o, _oGradientStartColor);
Color c2 = Color.FromArgb((int)o, _oGradientEndColor);
LinearGradientBrush hB = new LinearGradientBrush(
rDmn,
c1,
c2,
m);
switch (_eGradientStyle)
{
case GradientStyle.VerticalTube:
hB.SetBlendTriangularShape(.5f, 1.0f);
g.FillRectangle(hB, rDmn);
break;
case GradientStyle.HorizontalTube:
hB.SetBlendTriangularShape(.5f, 1.0f);
g.FillRectangle(hB, rDmn);
break;
case GradientStyle.SigmaBellShape:
hB.SetSigmaBellShape(.5f, 1.0f);
g.FillRectangle(hB, rDmn);
break;
default:
g.FillRectangle(hB, rDmn);
break;
}
hB.Dispose();
g.Dispose();
}
protected override void OnDrawItem(DrawItemEventArgs e)
{
Graphics grfx = e.Graphics;
Rectangle rectColor = new Rectangle(e.Bounds.Left, e.Bounds.Top, 2 * e.Bounds.Height, e.Bounds.Height);
rectColor.Inflate(-1, -1);
Rectangle rectText = new Rectangle(e.Bounds.Left + 2 * e.Bounds.Height,
e.Bounds.Top,
e.Bounds.Width - 2 * e.Bounds.Height,
e.Bounds.Height);
if (this.Enabled)
e.DrawBackground();
LinearGradientShape item = e.Index >= 0 ? (LinearGradientShape)Items[e.Index] : LinearGradientShape.Linear;
Rectangle rectShape = new Rectangle(rectColor.X + rectColor.Width / 4, rectColor.Y, rectColor.Width / 2, rectColor.Height);
using (LinearGradientBrush br = new LinearGradientBrush(rectShape, e.ForeColor, e.BackColor, LinearGradientMode.Horizontal))
{
if (item == LinearGradientShape.Triangular)
br.SetBlendTriangularShape(0.5f);
else if (item == LinearGradientShape.SigmaBell)
br.SetSigmaBellShape(0.5f);
grfx.FillRectangle(br, rectColor);
}
SolidBrush foreColorBrush = new SolidBrush(e.ForeColor);
grfx.DrawString(item.ToString(), Font, foreColorBrush, rectText);
}
public override void DrawBack(Graphics g, Rectangle rect)
{
Rectangle inset = new Rectangle(rect.X + 1, rect.Y + 1, rect.Width - 2, rect.Height - 2);
Rectangle insetB = new Rectangle(rect.X + 2, rect.Y + 2, rect.Width - 3, rect.Height - 3);
Rectangle insetC = new Rectangle(rect.X + 2, rect.Y + 2, rect.Width - 4, rect.Height - 4);
using (LinearGradientBrush insideBrush1 = new LinearGradientBrush(rect, Back1B, Back1, 90f),
insideBrush2 = new LinearGradientBrush(insetB, Back2B, Back2, 90f))
{
insideBrush1.SetSigmaBellShape(0.5f);
insideBrush2.SetSigmaBellShape(0.5f);
g.FillRectangle(insideBrush1, inset);
using (GraphicsPath borderPath = CreateBorderPath(insetC, _cutInnerItemMenu),
clipPath = CreateBorderPath(insetB, _cutInnerItemMenu))
{
using (Pen insidePen = new Pen(insideBrush2))
g.DrawPath(insidePen, borderPath);
g.FillPath(insideBrush2, borderPath);
using (Clipping clipping = new Clipping(g, clipPath))
{
using (GraphicsPath ellipsePath = new GraphicsPath())
{
RectangleF ellipseRect = new RectangleF(-(rect.Width / 2), rect.Bottom - 9, rect.Width * 2, 18);
PointF ellipseCenter = new PointF(ellipseRect.Left + (ellipseRect.Width / 2), ellipseRect.Top + (ellipseRect.Height / 2));
ellipsePath.AddEllipse(ellipseRect);
using (PathGradientBrush insideLighten = new PathGradientBrush(ellipsePath))
{
insideLighten.CenterPoint = ellipseCenter;
insideLighten.CenterColor = Color.White;
insideLighten.SurroundColors = new Color[] { Color.Transparent };
g.FillPath(insideLighten, ellipsePath);
}
}
}
}
}
}
private void createMacStyleButton(Color clrStartUp, Color clrEndUp, Color clrBorder, Graphics g)
{
GraphicsPath btn = new GraphicsPath();
//Rectangle rcBtn = new Rectangle(m_lLeft, m_lTop, m_lButtonWidth, m_lButtonHeight);
int l = m_lLeft + m_lButtonWidth / 4;
int t = m_lTop + m_lButtonHeight / 4;
int w = m_lButtonWidth / 2;
int h = m_lButtonHeight / 2;
Rectangle rcBtn = new Rectangle(l, t, w, h);
btn.AddEllipse(rcBtn);
// fill button:
using (LinearGradientBrush aquaUp = new LinearGradientBrush(rcBtn, clrStartUp, clrEndUp, LinearGradientMode.Vertical))
{
aquaUp.SetSigmaBellShape(1.0f);
g.FillPath(aquaUp, btn);
using (Pen border = new Pen(clrBorder))
{
g.DrawPath(border, btn);
}
#region Outer border
// This will give very cool shadow drop effect to the button:
Rectangle rcOuterBorder = rcBtn;
rcOuterBorder.Inflate(1, 1);
using (GraphicsPath ob = new GraphicsPath())
{
ob.AddEllipse(rcOuterBorder);
using (Pen po = new Pen(Color.FromArgb(205, 205, 205)))
{
g.DrawPath(po, ob);
}
}
#endregion
}
// draw upper glow:
Rectangle rcGlow = new Rectangle(rcBtn.Left + rcBtn.Width / 2 - 1, rcBtn.Top + 1, 3, 2);
using (SolidBrush sb = new SolidBrush(Color.FromArgb(200, Color.White)))
{
g.FillRectangle(sb, rcGlow);
}
// draw button symbol:
if (m_bHovering)
{
switch (m_eButtonType)
{
case ECtrlType.Close:
using (Pen pClose = new Pen(Color.FromArgb(146, 57, 46)))
{
pClose.Width = 1.55f;
g.DrawLine(pClose, rcBtn.Left + 4, rcBtn.Top + 4, rcBtn.Right - 4, rcBtn.Bottom - 4);
g.DrawLine(pClose, rcBtn.Right - 4, rcBtn.Top + 4, rcBtn.Left + 4, rcBtn.Bottom - 4);
}
break;
case ECtrlType.Maximize:
using (Pen pMaximize = new Pen(Color.FromArgb(162, 95, 59)))
{
pMaximize.Width = 1.55f;
Rectangle rcMax = rcBtn;
rcMax.Inflate(-4, -4);
g.DrawRectangle(pMaximize, rcMax);
}
break;
case ECtrlType.Minimize:
using (Pen pMinimize = new Pen(Color.FromArgb(81, 120, 47)))
{
pMinimize.Width = 1.55f;
g.DrawLine(pMinimize, rcBtn.Left + 4, rcBtn.Bottom - 4, rcBtn.Right - 4, rcBtn.Bottom - 4);
}
break;
}
// fill lower glow:
using (GraphicsPath shn = new GraphicsPath())
{
shn.AddEllipse(rcBtn.Left, rcBtn.Top + rcBtn.Height / 2, rcBtn.Width, rcBtn.Height);
using (PathGradientBrush pgb = new PathGradientBrush(shn))
{
g.SetClip(btn);
pgb.CenterColor = Color.FromArgb(210, Color.White);
pgb.SurroundColors = new Color[] { Color.FromArgb(0, clrEndUp) };
if (m_bHovering)
{
g.FillPath(pgb, shn);
}
g.ResetClip();
}
}
}
btn.Dispose();
}
public static void DrawTab(Graphics g, Rectangle r, Corners corner, GradientType gradient, Color darkColor, Color lightColor, Color edgeColor, bool closed )
{
//dims
Point[] points;
GraphicsPath path;
Region region;
LinearGradientBrush linearBrush;
Brush brush = null;
Pen pen;
//set brushes
switch(gradient)
{
case GradientType.Flat:
brush = new SolidBrush(darkColor);
break;
case GradientType.Linear:
brush = new LinearGradientBrush(r,darkColor,lightColor,LinearGradientMode.Vertical);
break;
case GradientType.Bell:
linearBrush = new LinearGradientBrush(r,darkColor,lightColor,LinearGradientMode.Vertical);
linearBrush.SetSigmaBellShape(0.17F,0.67F);
brush = linearBrush;
break;
}
pen = new Pen(edgeColor,1);
//generic points
points = new Point[12]
{
new Point(r.Left,r.Bottom), //0
new Point(r.Left, r.Bottom-bshift), //1
new Point(r.Left,r.Top+bshift), //2
new Point(r.Left,r.Top), //3
new Point(r.Left+bshift,r.Top), //4
new Point(r.Right-bshift,r.Top), //5
new Point(r.Right,r.Top), //6
new Point(r.Right,r.Top+bshift), //7
new Point(r.Right,r.Bottom-bshift), //8
new Point(r.Right,r.Bottom), //9
new Point(r.Right-bshift,r.Bottom), //10
new Point(r.Left+bshift,r.Bottom) //10
};
path = new GraphicsPath();
switch(corner)
{
case Corners.LB:
path.AddLine(points[3],points[1]);
path.AddBezier(points[1],points[0],points[0],points[11]);
path.AddLine(points[11],points[9]);
path.AddLine(points[9],points[6]);
path.AddLine(points[6],points[3]);
region = new Region(path);
g.FillRegion(brush,region);
g.DrawLine(pen,points[3],points[1]);
g.DrawBezier(pen,points[1],points[0],points[0],points[11]);
g.DrawLine(pen,points[11],points[9]);
g.DrawLine(pen,points[9],points[6]);
if(closed)
g.DrawLine(pen,points[6],points[3]);
break;
case Corners.LT:
path.AddLine(points[0],points[2]);
path.AddBezier(points[2],points[3],points[3],points[4]);
path.AddLine(points[4],points[6]);
path.AddLine(points[6],points[9]);
path.AddLine(points[9],points[0]);
region = new Region(path);
g.FillRegion(brush,region);
g.DrawLine(pen,points[0],points[2]);
g.DrawBezier(pen,points[2],points[3],points[3],points[4]);
g.DrawLine(pen,points[4],points[6]);
g.DrawLine(pen,points[6],points[9]);
if(closed)
g.DrawLine(pen,points[9],points[0]);
break;
case Corners.RB:
path.AddLine(points[3],points[0]);
path.AddLine(points[0],points[10]);
path.AddBezier(points[10],points[9],points[9],points[8]);
path.AddLine(points[8],points[6]);
path.AddLine(points[6],points[3]);
region = new Region(path);
g.FillRegion(brush,region);
g.DrawLine(pen,points[3],points[0]);
g.DrawLine(pen,points[0],points[10]);
g.DrawBezier(pen,points[10],points[9],points[9],points[8]);
g.DrawLine(pen,points[8],points[6]);
if(closed)
g.DrawLine(pen,points[6],points[3]);
break;
case Corners.RT:
path.AddLine(points[0],points[3]);
path.AddLine(points[3],points[5]);
path.AddBezier(points[5],points[6],points[6],points[7]);
path.AddLine(points[7],points[9]);
path.AddLine(points[9],points[0]);
region = new Region(path);
g.FillRegion(brush,region);
g.DrawLine(pen,points[0],points[3]);
g.DrawLine(pen,points[3],points[5]);
g.DrawBezier(pen,points[5],points[6],points[6],points[7]);
g.DrawLine(pen,points[7],points[9]);
if(closed)
g.DrawLine(pen,points[9],points[0]);
break;
}
}
public override void DrawBack(Graphics g, Rectangle rect)
{
Rectangle inset = new Rectangle(rect.X + 1, rect.Y + 1, rect.Width - 2, rect.Height - 2);
Rectangle insetB = new Rectangle(rect.X + 2, rect.Y + 2, rect.Width - 3, rect.Height - 3);
using (LinearGradientBrush insideBrush = new LinearGradientBrush(rect, Back2, Back1, 90f))
{
insideBrush.SetSigmaBellShape(0.5f);
g.FillRectangle(insideBrush, inset);
using (GraphicsPath borderPath = CreateBorderPath(inset, _cutInnerItemMenu))
{
using (GraphicsPath ellipsePath = new GraphicsPath())
{
RectangleF ellipseRect = new RectangleF(rect.Left, rect.Bottom - 8, rect.Width, 8);
PointF ellipseCenter = new PointF(ellipseRect.Left + (ellipseRect.Width / 2), ellipseRect.Top + (ellipseRect.Height / 2));
ellipsePath.AddEllipse(ellipseRect);
using (PathGradientBrush insideLighten = new PathGradientBrush(ellipsePath))
{
insideLighten.CenterPoint = ellipseCenter;
insideLighten.CenterColor = Color.FromArgb(96, Color.White);
insideLighten.SurroundColors = new Color[] { Color.Transparent };
g.FillPath(insideLighten, ellipsePath);
}
}
}
}
}
private static void DrawGradientBorder(Graphics g,
Rectangle backRect,
GradientItemColors colors)
{
var backRectI = backRect;
backRectI.Inflate(1, 1);
// Finally draw the border around the menu item
using (var borderBrush = new LinearGradientBrush(backRectI, colors.Border1, colors.Border2, 90f))
{
// Sigma curve, so go from color1 to color2 and back to color1 again
borderBrush.SetSigmaBellShape(0.5f);
// Convert the brush to a pen for DrawPath call
using (var borderPen = new Pen(borderBrush))
{
// Create border path around the entire item
using (var borderPath = CreateBorderPath(backRect, _cutMenuItemBack))
g.DrawPath(borderPen, borderPath);
}
}
}
/// <summary>
/// 传入文字，生成图片（图片宽高1280x720（是固定的））
/// </summary>
/// <param name="content">文字内容</param>
/// <returns></returns>
private static Bitmap DrawLineString(string content) {
//将内容进行处理
content = ToSBC(content.Trim());
//2.绘制背景
var b_bru = new LinearGradientBrush(
new Rectangle(0, 0, 1280, 720), Color.FromArgb(20, 20, 20),
Color.FromArgb(60, 60, 60), LinearGradientMode.Horizontal);
//设置渐变位置
b_bru.SetSigmaBellShape(0.5f);
var backgroundimg = new Bitmap(1280, 720); //图片大小转化
var g = Graphics.FromImage(backgroundimg);
g.FillRectangle(b_bru, new Rectangle(0, 0, 1280, 720));
//两层渐变效果
var b_bru2 = new LinearGradientBrush(
new Rectangle(0, 0, 1280, 720), Color.FromArgb(100, 20, 20, 20),
Color.FromArgb(100, 60, 60, 60), LinearGradientMode.Vertical);
b_bru2.SetSigmaBellShape(0.5f);
g.FillRectangle(b_bru2, new Rectangle(0, 0, 1280, 720));
g.SmoothingMode = SmoothingMode.HighSpeed;
//画刷
var bru = Brushes.White;
//居中的方法
var sf = new StringFormat();
sf.Alignment = StringAlignment.Center;
sf.LineAlignment = StringAlignment.Center;
switch (content.Length) {
case 1:
DrawLines(1, content, ref g, bru, sf, 400, 0);
break;
case 2:
DrawLines(1, content, ref g, bru, sf, 350, 0);
break;
case 3:
DrawLines(1, content, ref g, bru, sf, 250, 0);
break;
case 4:
DrawLines(1, content, ref g, bru, sf, 200, 0);
break;
case 5:
case 6:
DrawLines(2, content, ref g, bru, sf, 200, 300);
break;
case 7:
case 8:
DrawLines(2, content, ref g, bru, sf, 180, 300);
break;
case 9:
case 10:
DrawLines(2, content, ref g, bru, sf, 160, 300);
break;
case 11:
case 12:
DrawLines(2, content, ref g, bru, sf, 140, 270);
break;
case 13:
case 14:
DrawLines(2, content, ref g, bru, sf, 120, 250);
break;
case 15:
case 16:
DrawLines(2, content, ref g, bru, sf, 110, 240);
break;
case 17:
case 18:
DrawLines(3, content, ref g, bru, sf, 120, 200);
break;
case 19:
case 20:
case 21:
DrawLines(3, content, ref g, bru, sf, 115, 200);
break;
case 22:
case 23:
case 24:
DrawLines(3, content, ref g, bru, sf, 105, 200);
break;
case 25:
case 26:
case 27:
DrawLines(3, content, ref g, bru, sf, 95, 200);
break;
case 28:
case 29:
case 30:
DrawLines(3, content, ref g, bru, sf, 88, 200);
break;
case 31:
case 32:
case 33:
DrawLines(3, content, ref g, bru, sf, 80, 200);
break;
case 34:
case 35:
DrawLines(4, content, ref g, bru, sf, 90, 160);
break;
case 36:
case 37:
case 38:
case 39:
case 40:
DrawLines(4, content, ref g, bru, sf, 82, 150);
break;
case 41:
case 42:
case 43:
case 44:
DrawLines(4, content, ref g, bru, sf, 75, 150);
break;
case 45:
case 46:
case 47:
case 48:
DrawLines(4, content, ref g, bru, sf, 70, 150);
break;
case 49:
case 50:
DrawLines(5, content, ref g, bru, sf, 80, 125);
break;
case 51:
case 52:
case 53:
case 54:
case 55:
DrawLines(5, content, ref g, bru, sf, 75, 125);
break;
case 56:
case 57:
case 58:
case 59:
case 60:
DrawLines(5, content, ref g, bru, sf, 70, 125);
break;
case 61:
case 62:
case 63:
case 64:
case 65:
DrawLines(5, content, ref g, bru, sf, 65, 125);
break;
case 66:
case 67:
case 68:
case 69:
case 70:
DrawLines(5, content, ref g, bru, sf, 60, 125);
break;
case 71:
case 72:
DrawLines(6, content, ref g, bru, sf, 66, 110);
break;
case 73:
case 74:
case 75:
case 76:
case 77:
case 78:
DrawLines(6, content, ref g, bru, sf, 60, 110);
break;
case 79:
case 80:
case 81:
case 82:
case 83:
case 84:
DrawLines(6, content, ref g, bru, sf, 58, 110);
break;
case 85:
case 86:
case 87:
case 88:
case 89:
case 90:
DrawLines(6, content, ref g, bru, sf, 55, 110);
break;
case 91:
case 92:
case 93:
case 94:
case 95:
case 96:
DrawLines(6, content, ref g, bru, sf, 52, 110);
break;
case 97:
case 98:
DrawLines(7, content, ref g, bru, sf, 58, 95);
break;
case 99:
case 100:
case 101:
case 102:
case 103:
case 104:
case 105:
DrawLines(7, content, ref g, bru, sf, 55, 95);
break;
case 106:
case 107:
case 108:
case 109:
case 110:
case 111:
case 112:
DrawLines(7, content, ref g, bru, sf, 52, 95);
break;
case 113:
case 114:
case 115:
case 116:
case 117:
case 118:
case 119:
DrawLines(7, content, ref g, bru, sf, 49, 95);
break;
case 120:
DrawLines(8, content, ref g, bru, sf, 55, 85);
break;
case 121:
case 122:
case 123:
case 124:
case 125:
case 126:
case 127:
case 128:
DrawLines(8, content, ref g, bru, sf, 50, 85);
break;
case 129:
case 130:
case 131:
case 132:
case 133:
case 134:
case 135:
case 136:
DrawLines(8, content, ref g, bru, sf, 48, 85);
break;
case 137:
case 138:
case 139:
case 140:
DrawLines(8, content, ref g, bru, sf, 48, 85);
break;
}
return backgroundimg;
}
void PaintView7(Graphics g)
{
// Create a LinearGradientBrush.
Rectangle myRect = new Rectangle(20, 20, 200, 100);
LinearGradientBrush myLGBrush = new LinearGradientBrush(
myRect, Color.Blue, Color.Red, 0.0f, true);
LinearGradientBrush myLGBrush2 = new LinearGradientBrush(
myRect, Color.Blue, Color.Red, 0.0f, true);
// Draw an ellipse to the screen using the LinearGradientBrush.
g.FillEllipse(myLGBrush, myRect);
// Create a bell-shaped brush with the peak at the
// center of the drawing area.
myLGBrush.SetSigmaBellShape(.5f, 1.0f);
// Use the bell- shaped brush to draw a second
// ellipse.
myRect.Y = 150;
g.FillEllipse(myLGBrush, myRect);
}
private static Brush CreateColorBrush(Rectangle rect,
Color color1,
Color color2,
PaletteColorStyle gradientStyle,
float angle,
VisualOrientation orientation)
{
// Should never provide the inherit value
Debug.Assert(gradientStyle != PaletteColorStyle.Inherit);
// If the gradient style is a solid colour
if (gradientStyle == PaletteColorStyle.Solid)
return new SolidBrush(color1);
else
{
// Adjust angle for the orientation
switch(orientation)
{
case VisualOrientation.Left:
angle -= 90;
break;
case VisualOrientation.Right:
angle += 90;
break;
case VisualOrientation.Bottom:
angle += 180;
break;
}
// For OneNote we always use white as the first color
if (gradientStyle == PaletteColorStyle.OneNote)
color1 = Color.White;
// Otherwise we always create a linear brush using provided colors and angle
LinearGradientBrush brush = new LinearGradientBrush(rect, color1, color2, angle);
switch (gradientStyle)
{
case PaletteColorStyle.Sigma:
brush.SetSigmaBellShape(0.5f);
break;
case PaletteColorStyle.Rounded:
brush.SetSigmaBellShape(1f, 1f);
break;
case PaletteColorStyle.Switch25:
brush.Blend = _switch25Blend;
break;
case PaletteColorStyle.Switch33:
brush.Blend = _switch33Blend;
break;
case PaletteColorStyle.Switch50:
brush.Blend = _switch50Blend;
break;
case PaletteColorStyle.Switch90:
brush.Blend = _switch90Blend;
break;
case PaletteColorStyle.Linear25:
brush.Blend = _linear25Blend;
break;
case PaletteColorStyle.Linear33:
brush.Blend = _linear33Blend;
break;
case PaletteColorStyle.Linear40:
brush.Blend = _linear40Blend;
break;
case PaletteColorStyle.Linear50:
brush.Blend = _linear50Blend;
break;
case PaletteColorStyle.HalfCut:
brush.Blend = _halfCutBlend;
break;
case PaletteColorStyle.QuarterPhase:
brush.Blend = _quarterPhaseBlend;
break;
case PaletteColorStyle.OneNote:
brush.Blend = _oneNoteBlend;
break;
case PaletteColorStyle.Rounding2:
brush.Blend = _rounding2Blend;
break;
case PaletteColorStyle.Rounding3:
brush.Blend = _rounding3Blend;
break;
case PaletteColorStyle.Rounding4:
brush.Blend = _rounding4Blend;
break;
case PaletteColorStyle.Rounding5:
brush.Blend = _rounding5Blend;
break;
}
return brush;
}
}
/// <summary>
/// Paints the background.
/// </summary>
/// <param name="pevent">The paint event arguments.</param>
protected override void OnPaintBackground(PaintEventArgs pevent)
{
Graphics grfx = pevent.Graphics;
grfx.Clear(this.BackColor);
Color blendColor;
switch (this.index)
{
case 0:
blendColor = Color.Red;
break;
case 1:
blendColor = Color.Orange;
break;
default:
throw new ApplicationException();
}
if (this.ClientRectangle.Width > 0 && this.ClientRectangle.Height > 0)
{
using (LinearGradientBrush brush = new LinearGradientBrush(this.ClientRectangle, blendColor, this.BackColor, 90f, true))
{
brush.SetSigmaBellShape(1.0f, 1.0f);
grfx.FillRectangle(brush, this.ClientRectangle);
}
}
}
public void DrawSeparator(Graphics g, RibbonSeparator separator, Ribbon ribbon)
{
#region Office_2007_2013
if (ribbon.OrbStyle == RibbonOrbStyle.Office_2007 || ribbon.OrbStyle == RibbonOrbStyle.Office_2013)
{
if (separator.SizeMode == RibbonElementSizeMode.DropDown)
{
// A horizontal separator on a dropdown menu
if (!string.IsNullOrEmpty(separator.Text))
{
using (SolidBrush b = new SolidBrush(ColorTable.SeparatorBg))
{
g.FillRectangle(b, separator.Bounds);
}
using (Pen p = new Pen(ColorTable.SeparatorLine))
{
g.DrawLine(p,
new Point(separator.Bounds.Left, separator.Bounds.Bottom),
new Point(separator.Bounds.Right, separator.Bounds.Bottom));
}
}
else
{
using (Pen p = new Pen(ColorTable.DropDownImageSeparator))
{
g.DrawLine(p,
new Point(separator.Bounds.Left + ((separator.DropDownWidth == RibbonSeparatorDropDownWidth.Full) ? 0 : 40), separator.Bounds.Top),
new Point(separator.Bounds.Right, separator.Bounds.Top));
}
}
}
else
{
// A vertical separator on panel or QAT
if (separator.OwnerPanel == null)
{
// A vertical separator on the QAT
using (Pen p = new Pen(ColorTable.QATSeparatorDark))
{
g.DrawLine(p,
new Point(separator.Bounds.Left + 1, separator.Bounds.Top + 5),
new Point(separator.Bounds.Left + 1, separator.Bounds.Bottom - 1));
}
using (Pen p = new Pen(ColorTable.QATSeparatorLight))
{
g.DrawLine(p,
new Point(separator.Bounds.Left + 2, separator.Bounds.Top + 5),
new Point(separator.Bounds.Left + 2, separator.Bounds.Bottom - 1));
}
}
else
{
// A vertical separator on a Panel
using (Pen p = new Pen(ColorTable.SeparatorDark))
{
g.DrawLine(p,
new Point(separator.Bounds.Left + 1, separator.Bounds.Top),
new Point(separator.Bounds.Left + 1, separator.Bounds.Bottom));
}
using (Pen p = new Pen(ColorTable.SeparatorLight))
{
g.DrawLine(p,
new Point(separator.Bounds.Left + 2, separator.Bounds.Top),
new Point(separator.Bounds.Left + 2, separator.Bounds.Bottom));
}
}
}
}
#endregion
#region Office_2010
if (ribbon.OrbStyle == RibbonOrbStyle.Office_2010)
{
if (separator.SizeMode == RibbonElementSizeMode.DropDown)
{
// A horizontal separator on a dropdown menu
if (!string.IsNullOrEmpty(separator.Text))
{
using (SolidBrush b = new SolidBrush(ColorTable.SeparatorBg))
{
g.FillRectangle(b, separator.Bounds);
}
using (Pen p = new Pen(ColorTable.SeparatorLine))
{
g.DrawLine(p,
new Point(separator.Bounds.Left, separator.Bounds.Bottom),
new Point(separator.Bounds.Right, separator.Bounds.Bottom));
}
}
else
{
using (Pen p = new Pen(ColorTable.DropDownImageSeparator))
{
if (separator.DropDownWidth == RibbonSeparatorDropDownWidth.Partial)
p.DashStyle = DashStyle.Dash;
g.DrawLine(p,
new Point(separator.Bounds.Left + ((separator.DropDownWidth == RibbonSeparatorDropDownWidth.Full) ? 0 : 40), separator.Bounds.Top),
new Point(separator.Bounds.Right, separator.Bounds.Top));
}
}
}
else
{
// A vertical separator on panel or QAT
if (separator.OwnerPanel == null)
{
// A vertical separator on the QAT
using (Pen p = new Pen(ColorTable.QATSeparatorDark))
{
SmoothingMode smbuff = g.SmoothingMode;
g.SmoothingMode = SmoothingMode.None;
g.DrawLine(p,
new Point(separator.Bounds.Left + 1, separator.Bounds.Top + 5),
new Point(separator.Bounds.Left + 1, separator.Bounds.Bottom - 1));
g.SmoothingMode = smbuff;
}
using (Pen p = new Pen(ColorTable.QATSeparatorLight))
{
SmoothingMode smbuff = g.SmoothingMode;
g.SmoothingMode = SmoothingMode.None;
g.DrawLine(p,
new Point(separator.Bounds.Left + 2, separator.Bounds.Top + 5),
new Point(separator.Bounds.Left + 2, separator.Bounds.Bottom - 1));
g.SmoothingMode = smbuff;
}
}
else
{
// A vertical separator on a Panel
using (LinearGradientBrush blendBrush = new LinearGradientBrush(
new Point(separator.Bounds.Left, separator.Bounds.Top),
new Point(separator.Bounds.Left, separator.Bounds.Bottom),
Color.FromArgb(50, ColorTable.SeparatorDark),
ColorTable.SeparatorDark))
{
blendBrush.SetSigmaBellShape(0.5f);
using (Pen p = new Pen(blendBrush))
{
SmoothingMode sm = g.SmoothingMode;
g.SmoothingMode = SmoothingMode.None;
g.DrawLine(p, separator.Bounds.Left + 2, separator.Bounds.Top + 3, separator.Bounds.Left + 2, separator.Bounds.Bottom - 7);
g.SmoothingMode = sm;
}
}
using (LinearGradientBrush blendBrush = new LinearGradientBrush(
new Point(separator.Bounds.Left, separator.Bounds.Top),
new Point(separator.Bounds.Left, separator.Bounds.Bottom),
Color.FromArgb(50, ColorTable.SeparatorLight),
ColorTable.SeparatorLight))
{
blendBrush.SetSigmaBellShape(0.5f);
using (Pen p = new Pen(blendBrush))
{
SmoothingMode sm = g.SmoothingMode;
g.SmoothingMode = SmoothingMode.None;
g.DrawLine(p, separator.Bounds.Left + 1, separator.Bounds.Top + 3, separator.Bounds.Left + 1, separator.Bounds.Bottom - 7);
g.DrawLine(p, separator.Bounds.Left + 3, separator.Bounds.Top + 3, separator.Bounds.Left + 3, separator.Bounds.Bottom - 7);
g.SmoothingMode = sm;
}
}
}
}
}
#endregion
}
private void Repaint(Graphics graphics)
{
if (IsHeading && this.ClientRectangle.Width > 0 && this.ClientRectangle.Height > 0)
{
LinearGradientBrush brush = new LinearGradientBrush(this.ClientRectangle, Slyce.Common.Colors.FadingTitleLightColor, Slyce.Common.Colors.FadingTitleDarkColor, LinearGradientMode.Vertical);
brush.SetSigmaBellShape(0.5f, 1.0f);
graphics.FillRectangle(brush, this.ClientRectangle);
Brush textBrush = new SolidBrush(this.ForeColor);
SizeF textSize = graphics.MeasureString(this.Text, this.Font);
graphics.DrawString(Text, this.Font, textBrush, 5, (this.Height / 2) - (System.Convert.ToInt32(textSize.Height) / 2));
Pen pen = new Pen(textBrush, 2.0f);
if (ChildrenAreHidden)
{
graphics.DrawLine(pen, new Point(10, this.Height / 2 + 4), new Point(10, this.Height / 2 - 4));
}
graphics.DrawLine(pen, new Point(10 - 4, this.Height / 2), new Point(10 + 4, this.Height / 2));
brush.Dispose();
textBrush.Dispose();
}
}
private void drawGlass(Rectangle rDmn, IntPtr hdc, string caption, string title, IntPtr parent)
{
RECT tR = new RECT();
GetWindowRect(_hTipWnd, ref tR);
// blit the capture, simulating transparency
if (_fOpacity < 1.0f)
BitBlt(hdc, 0, 0, rDmn.Width, rDmn.Height, _cBgDc.Hdc, 0, 0, 0xCC0020);
Graphics g = Graphics.FromHdc(hdc);
// draw the frame -CDEBEB 7EABD4 BCD9EB 6D90B0
Color c1 = Color.FromArgb(255, 0xCD, 0xEB, 0xEB);
Color c2 = Color.FromArgb(255, 0x7E, 0xAB, 0xD4);
Pen p1 = new Pen(c1, .9f);
Pen p2 = new Pen(c2, .9f);
g.DrawLines(p1, new Point[] {
new Point (0, rDmn.Height - 1),
new Point (0, 0),
new Point (rDmn.Width - 1, 0)
});
p1 = new Pen(c2, .1f);
g.DrawLines(p2, new Point[] {
new Point (0, rDmn.Height - 1),
new Point (rDmn.Width - 1, rDmn.Height - 1),
new Point (rDmn.Width - 1, 0)
});
p1.Dispose();
p2.Dispose();
// draw 'sheen'
rDmn.Inflate(-2, -2);
float o = _fOpacity * 255;
c1 = Color.FromArgb((int)o, Color.Snow);
c2 = Color.FromArgb((int)o, 0x6D, 0x90, 0xB0);
LinearGradientBrush hb = new LinearGradientBrush(
rDmn,
c1,
c2,
LinearGradientMode.ForwardDiagonal);
hb.SetSigmaBellShape(1f, .5f);
g.FillRectangle(hb, rDmn);
hb.Dispose();
g.Dispose();
}
/// <summary>Creates a <see cref="T:Brush"/> that can be used to draw a sigma bell gradient.</summary>
/// <param name="bounds">The bounds of the gradient.</param>
/// <param name="edgeColor">The color of the gradient edges.</param>
/// <param name="centerColor">The color of the gradient center.</param>
/// <param name="mode">The gradient mode.</param>
/// <returns>The created <see cref="T:Brush"/>.</returns>
public static Brush CreateSigmaBellGradientBrush(
Rectangle bounds,
Color edgeColor,
Color centerColor,
LinearGradientMode mode)
{
LinearGradientBrush brush = new LinearGradientBrush(bounds, edgeColor, centerColor, mode);
brush.WrapMode = WrapMode.TileFlipXY;
brush.SetSigmaBellShape(0.5F, 1F);
return brush;
}
private void drawMirror(ref Rectangle rDmn, IntPtr hdc, string caption, string title, IntPtr parent)
{
RECT tR = new RECT();
GetWindowRect(_hTipWnd, ref tR);
// blit the capture, simulating transparency
if (_fOpacity < 1.0f)
BitBlt(hdc, 0, 0, rDmn.Width, rDmn.Height, _cBgDc.Hdc, 0, 0, 0xCC0020);
Graphics g = Graphics.FromHdc(hdc);
// draw the frame
Color c1 = Color.Silver;
Color c2 = Color.SteelBlue;
Pen p1 = new Pen(c1, .9f);
Pen p2 = new Pen(c2, .9f);
g.DrawLines(p1, new Point[] {
new Point (0, rDmn.Height - 1),
new Point (0, 0),
new Point (rDmn.Width - 1, 0)
});
p1 = new Pen(c2, .1f);
g.DrawLines(p2, new Point[] {
new Point (0, rDmn.Height - 1),
new Point (rDmn.Width - 1, rDmn.Height - 1),
new Point (rDmn.Width - 1, 0)
});
p1.Dispose();
p2.Dispose();
// draw bevel
rDmn.Inflate(-2, -2);
rDmn.Offset(1, 1);
float fO = _fOpacity * 255;
c1 = Color.FromArgb((int)fO, Color.Snow);
c2 = Color.FromArgb((int)fO, Color.Silver);
// left
Rectangle rBv = new Rectangle(1, 1, 4, rDmn.Height);
Brush hS1 = new SolidBrush(c1);
Brush hS2 = new SolidBrush(c2);
g.FillRectangle(hS2, rBv);
// bottom
rBv = new Rectangle(1, rDmn.Height - 1, rDmn.Width, 4);
g.FillRectangle(hS1, rBv);
// right
rBv = new Rectangle(rDmn.Width, 2, 4, rDmn.Height + 1);
g.FillRectangle(hS1, rBv);
// top
rBv = new Rectangle(1, 1, rDmn.Width, 4);
g.FillRectangle(hS2, rBv);
hS1.Dispose();
hS2.Dispose();
// fill
LinearGradientBrush hB = new LinearGradientBrush(
rDmn,
c1,
c2,
LinearGradientMode.ForwardDiagonal);
rDmn.Inflate(1, 1);
rDmn.Offset(-1, -1);
hB.SetSigmaBellShape(1f, .5f);
g.FillRectangle(hB, rDmn);
hB.Dispose();
g.Dispose();
}
public void Rectangle ()
{
LinearGradientBrush lgb = new LinearGradientBrush (rect, c1, c2, 0f);
CheckDefaultRectangle ("Original", lgb.Rectangle);
lgb.MultiplyTransform (new Matrix (2, 0, 0, 2, 2, 2));
CheckDefaultRectangle ("Multiply", lgb.Rectangle);
lgb.ResetTransform ();
CheckDefaultRectangle ("Reset", lgb.Rectangle);
lgb.RotateTransform (90);
CheckDefaultRectangle ("Rotate", lgb.Rectangle);
lgb.ScaleTransform (4, 0.25f);
CheckDefaultRectangle ("Scale", lgb.Rectangle);
lgb.TranslateTransform (-10, -20);
CheckDefaultRectangle ("Translate", lgb.Rectangle);
lgb.SetBlendTriangularShape (0.5f);
CheckDefaultRectangle ("SetBlendTriangularShape", lgb.Rectangle);
lgb.SetSigmaBellShape (0.5f);
CheckDefaultRectangle ("SetSigmaBellShape", lgb.Rectangle);
}
private void DrawGradientBorder(Graphics g,
Rectangle backRect,
GradientItemColors colors)
{
// Drawing with anti aliasing to create smoother appearance
using (UseAntiAlias uaa = new UseAntiAlias(g))
{
Rectangle backRectI = backRect;
backRectI.Inflate(1, 1);
// Finally draw the border around the menu item
using (
LinearGradientBrush borderBrush = new LinearGradientBrush(backRectI, colors.Border1, colors.Border2,
90f))
{
// Sigma curve, so go from color1 to color2 and back to color1 again
borderBrush.SetSigmaBellShape(0.5f);
// Convert the brush to a pen for DrawPath call
using (Pen borderPen = new Pen(borderBrush))
{
// Create border path around the entire item
using (GraphicsPath borderPath = this.CreateBorderPath(backRect, _cutMenuItemBack))
g.DrawPath(borderPen, borderPath);
}
}
}
}
public void SetSigmaBellShape_Scale ()
{
LinearGradientBrush lgb = new LinearGradientBrush (rect, c1, c2, 0f);
// max valid
lgb.SetSigmaBellShape (0, 1);
Assert.IsTrue (lgb.Transform.IsIdentity, "Transform.IsIdentity-1");
// min valid
lgb.SetSigmaBellShape (1, 0);
Assert.IsTrue (lgb.Transform.IsIdentity, "Transform.IsIdentity-2");
// middle
lgb.SetSigmaBellShape (0.5f, 0.5f);
Assert.IsTrue (lgb.Transform.IsIdentity, "Transform.IsIdentity-3");
// no impact on matrix
}
private String ReflectImage(HttpContext context, String sourcePhysPath, String destDirPhysPath)
{
String fileExtension = Path.GetExtension(sourcePhysPath);
String fileName = Path.GetFileNameWithoutExtension(sourcePhysPath) + "_reflected.png";
String procPhysicalPath = Path.Combine(destDirPhysPath, fileName);
if (!File.Exists(procPhysicalPath))
{
if (!Directory.Exists(destDirPhysPath))
Directory.CreateDirectory(destDirPhysPath);
using (Image img = Image.FromFile(sourcePhysPath))
{
Int32 height = img.Height > 3 ? img.Height / 3 - 1 : 1;
using (Bitmap bitmap = new Bitmap(img.Width, height))
{
using (Graphics graphics = Graphics.FromImage(bitmap))
{
using (Matrix matrix = new Matrix(1, 0, 0, -1, 0, img.Height - 1))
{
graphics.Transform = matrix;
using (LinearGradientBrush brush = new LinearGradientBrush(new Rectangle(0, img.Height - bitmap.Height, bitmap.Width, bitmap.Height + 1), Color.White, Color.Transparent, LinearGradientMode.Vertical))
{
brush.SetSigmaBellShape(1.0f, 0.45f);
graphics.DrawImage(img, new Point(0, 0));
graphics.FillRectangle(brush, new Rectangle(0, img.Height - bitmap.Height - 1, img.Width, img.Height));
bitmap.Save(procPhysicalPath, System.Drawing.Imaging.ImageFormat.Png);
}
}
}
}
}
}
return procPhysicalPath;
}
/// <summary>
/// Creates a brush of the type specified by BrushType.
/// </summary>
/// <param name="path">The graphics path used to construct the brush.</param>
/// <param name="center">The center point of the gradient as a percentage value typically ranging from 0.0 to 1.0.</param>
/// <param name="angle">The angle used for the gradients, allowing an override of BrushAngle</param>
public Brush GetBrush(GraphicsPath path, PointF center, float angle)
{
RectangleF rect;
switch (_BrushType)
{
case eBrushTypes.Solid:
return new SolidBrush(_Color1);
case eBrushTypes.Linear:
path.Flatten();
rect = path.GetBounds();
if (rect.Width > 0.0f && rect.Height > 0.0f)
return new LinearGradientBrush(path.GetBounds(), _Color1, _Color2, angle, false);
else
return null;
case eBrushTypes.Reflected:
LinearGradientBrush lBrush = new LinearGradientBrush(path.GetBounds(), _Color1, _Color2, angle, false);
lBrush.SetSigmaBellShape(_BrushSBSFocus, _BrushSBSScale);
return lBrush;
case eBrushTypes.Centered:
PointF pt = new PointF();
rect = path.GetBounds();
PathGradientBrush pBrush = new PathGradientBrush(path);
pt.X = rect.X + rect.Width * center.X;
pt.Y = rect.Y + rect.Height * center.Y;
pBrush.CenterPoint = pt;
pBrush.CenterColor = _Color1;
pBrush.SurroundColors = new Color[] { _Color2 };
return pBrush;
default:
return new SolidBrush(_Color1);
}
}