//***************************************************************************
// Base-Class Override Methods
//
protected override void OnPaint(PaintEventArgs e)
{
{
Graphics g = e.Graphics;
Region origRegion = g.Clip.Clone();
g.Clear(this.BackColor);
// We use this GraphicsPath to define the area the progress bar can
// be drawn in.
using (GraphicsPath progressArea = new GraphicsPath())
{
// Prepare the clipping region for the progress bar area.
FeatheredRectangle rClipRegion = new FeatheredRectangle(0, 0, this.ClientRectangle.Width, this.ClientRectangle.Height, this._fthr);
// Set the clipping region for this graphics device to only allow
// drawing in the correct area for the progress bar.
g.ResetClip();
using (Region drawArea = new Region(rClipRegion.GetRegion()))
g.SetClip(drawArea, CombineMode.Replace);
// Fill the progress bar area with the selected backrgound color.
g.Clear(this._bgColor);
// Draw the background image, if any was specified.
// We align the image to the control's ClientRectangle, but it
// will be clipped to the feathered rectangle created in
// the 'progressArea' GraphicsPath object.
if (this._bgImg != null)
{
using (Image bgImg = (this._bgImg.Clone() as Image))
{
bgImg.RotateFlip(this._bgImgRot);
switch (this._bgImgLo)
{
case ImageLayout.Center:
//int xPos = (this.ClientRectangle.Width / 2) - (this._bgImg.Width / 2);
//int yPos = (this.ClientRectangle.Height / 2) - (this._bgImg.Height / 2);
g.DrawImageUnscaled(bgImg, Imaging.CenterImage(bgImg, this.ClientRectangle));
break;
case ImageLayout.None:
g.DrawImageUnscaled(bgImg, this.ClientRectangle.Location);
break;
case ImageLayout.Stretch:
g.DrawImage(bgImg, this.ClientRectangle);
break;
case ImageLayout.Tile:
using (TextureBrush tBrush = new TextureBrush(bgImg, this._bgImgWm))
g.FillRectangle(tBrush, this.ClientRectangle);
break;
case ImageLayout.Zoom:
g.DrawImage(bgImg, Imaging.ZoomImage(bgImg, this.ClientRectangle));
break;
}
}
}
// Calculate the drawing area for the progress bar.
float thirdHt = (this.ClientRectangle.Height - this._border) / 3;
int startLeft = this.ClientRectangle.Left + (this._border + 3);
int startTop = this.ClientRectangle.Top + (this._border + 3);
int valWidth = ((this.ClientRectangle.Width - ((this._border + 3) * 2)) * this._val) / (this._max + this._min);
Rectangle bnds = new Rectangle(new Point(startLeft, startTop), new Size(valWidth, this.ClientRectangle.Height - ((this._border + 3) * 2)));
// We're not going to draw the progress bar if the control is
// not enabled.
if (this.Enabled)
{
// If we determine that the drawing bounds is greater than nothing,
// draw the progress bar.
if (bnds.Width > 0 && bnds.Height > 0)
{
//// Reset the clipping region for the progress bars
//FeatheredRectangle rProgressRegion = new FeatheredRectangle(bnds.Location.X, bnds.Location.Y, this.ClientRectangle.Width - ((this._border + 3) * 2), bnds.Height, this._fthr);
//g.SetClip(rProgressRegion.GetRegion(), CombineMode.Replace);
// Calculate the Highlight and Shadow colors
// for the progress bar.
Color hColor = RgbColor.LightenColor(this.ForeColor, 60);
Color hhColor = RgbColor.LightenColor(this.ForeColor, 30);
Color sColor = RgbColor.DarkenColor(this.ForeColor, 20);
// Create the base brush. If the 3d effect is on, this will be
// the top of the progress bar.
Brush pBrush = null;
if (this._3d)
{
pBrush = new LinearGradientBrush(new Rectangle(bnds.Location, bnds.Size), hhColor, hhColor, LinearGradientMode.Vertical);
ColorBlend gradBlend = new ColorBlend(8);
gradBlend.Colors = new Color[] { this.ForeColor, hColor, hColor, this.ForeColor, this.ForeColor, sColor, this.ForeColor, hhColor };
gradBlend.Positions = new float[] { 0.0f, 0.15f, 0.25f, 0.4f, 0.7f, 0.8f, 0.90f, 1.0f };
(pBrush as LinearGradientBrush).InterpolationColors = gradBlend;
}
else
{
pBrush = new SolidBrush(this.ForeColor);
}
// Finally, draw the progress bar according to the
// specified ProgressBarStyle.
switch (this.Style)
{
case ProgressBarStyle.Blocks:
using (Matrix gMat = new Matrix())
{
for (int i = 1; i < bnds.Width; i = i + this._blkWidth + this._blkSpace)
{
int blockWidth = (((this._val == this._max) && (i + this._blkWidth + this._blkSpace > bnds.Right)) ? System.Math.Min(bnds.Width - i, this._blkWidth) : this._blkWidth);
Rectangle rBlock = new Rectangle(new Point((i) + bnds.Left, bnds.Top), new Size(blockWidth, bnds.Height));
gMat.RotateAt(this._rotBlockDeg, new PointF(rBlock.Right - (rBlock.Width / 2), rBlock.Bottom - (rBlock.Height / 2)));
g.Transform = gMat;
g.FillRectangle(pBrush, rBlock);
if (this._pImg != null)
{
using (Image pImg = (this._pImg.Clone() as Image))
{
pImg.RotateFlip(this._bgImgRot);
switch (this._pImgLo)
{
case ImageLayout.Center:
//int xPos = (rBlock.Width / 2) - (this._pImg.Width / 2);
//int yPos = (rBlock.Height / 2) - (this._pImg.Height / 2);
g.DrawImageUnscaled(pImg, Imaging.CenterImage(pImg, rBlock));
break;
case ImageLayout.None:
g.DrawImageUnscaled(pImg, rBlock.Location);
break;
case ImageLayout.Stretch:
g.DrawImage(pImg, rBlock);
break;
case ImageLayout.Tile:
using (TextureBrush tBrush = new TextureBrush(pImg, this._pImgWm))
g.FillRectangle(tBrush, rBlock);
break;
case ImageLayout.Zoom:
g.DrawImage(pImg, Imaging.ZoomImage(pImg, rBlock));
break;
}
}
}
rBlock = Rectangle.Empty;
gMat.Reset();
g.Transform = gMat;
}
}
break;
case ProgressBarStyle.Continuous:
g.FillRectangle(pBrush, bnds);
if (this._pImg != null)
{
using (Image pImg = (this._pImg.Clone() as Image))
{
pImg.RotateFlip(this._pImgRot);
switch (this._pImgLo)
{
case ImageLayout.Center:
//int xPos = (bnds.Width / 2) - (this._pImg.Width / 2);
//int yPos = (bnds.Height / 2) - (this._pImg.Height / 2);
g.DrawImageUnscaled(pImg, Imaging.CenterImage(pImg, bnds));
break;
case ImageLayout.None:
//g.DrawImageUnscaled(pImg, bnds.Location);
// If there's no scaling going on, then the image should be
// drawn where the progress bar is.
g.DrawImageUnscaled(pImg, new Point(bnds.Left + valWidth, bnds.Top + (bnds.Height / 2 - pImg.Height / 2)));
break;
case ImageLayout.Stretch:
g.DrawImage(pImg, bnds);
break;
case ImageLayout.Tile:
using (TextureBrush tBrush = new TextureBrush(pImg, this._pImgWm))
g.FillRectangle(tBrush, bnds);
break;
case ImageLayout.Zoom:
g.DrawImage(pImg, Imaging.ZoomImage(pImg, bnds));
break;
}
}
}
break;
case ProgressBarStyle.Marquee:
break;
}
sColor = Color.Empty;
hColor = Color.Empty;
pBrush.Dispose();
}
}
// Draw any text on the progress bar.
if (!string.IsNullOrEmpty(this.Text))
{
using (StringFormat format = new StringFormat())
{
// Vertical alignment.
if (this._txtAlign == ContentAlignment.BottomCenter || this._txtAlign == ContentAlignment.BottomLeft || this._txtAlign == ContentAlignment.BottomRight)
{
format.LineAlignment = StringAlignment.Far;
}
else if (this._txtAlign == ContentAlignment.TopCenter || this._txtAlign == ContentAlignment.TopLeft || this._txtAlign == ContentAlignment.TopRight)
{
format.LineAlignment = StringAlignment.Near;
}
else
{
format.LineAlignment = StringAlignment.Center;
}
// Horizontal alignment.
if (this._txtAlign == ContentAlignment.BottomLeft || this._txtAlign == ContentAlignment.MiddleLeft || this._txtAlign == ContentAlignment.TopLeft)
{
format.LineAlignment = StringAlignment.Near;
}
else if (this._txtAlign == ContentAlignment.BottomRight || this._txtAlign == ContentAlignment.MiddleRight || this._txtAlign == ContentAlignment.TopRight)
{
format.LineAlignment = StringAlignment.Far;
}
else
{
format.LineAlignment = StringAlignment.Center;
}
// Draw the text align either to the entire control, or
// only the progress bar.
string txtVal = this.Text.Replace(@"\v", this.Value.ToString()).Replace(@"\m", this._max.ToString()).Replace(@"\p", Convert.ToString(System.Math.Round((double)(this._val * 100) / this._max)));
using (SolidBrush brush = new SolidBrush(this._txtColor))
if (this._txtAlignCtrl)
{
g.DrawString(txtVal, this.Font, brush, new RectangleF(startLeft, startTop, this.ClientRectangle.Width - ((this._border + 3) * 2), this.ClientRectangle.Height - ((this._border + 3) * 2)), format);
}
else
if (g.MeasureString(txtVal, this.Font).Width > bnds.Width)
{
g.DrawString(txtVal, this.Font, brush, (float)bnds.X, ((bnds.Height / 2) - (g.MeasureString(txtVal, this.Font).Height / 2)) + bnds.Y);
}
else
{
g.DrawString(txtVal, this.Font, brush, RectangleF.FromLTRB(bnds.Left, bnds.Top, bnds.Right, bnds.Bottom), format);
}
}
}
if (this._mSamp)
{
g.SmoothingMode = SmoothingMode.AntiAlias;
g.CompositingMode = CompositingMode.SourceOver;
g.CompositingQuality = CompositingQuality.HighQuality;
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
}
// Draw the borders.
using (Pen borderPen = new Pen(this.BorderColor, (float)this._border))
{
if (this._3d)
{
// Draw the top-left edge's inner drop shadow.
using (GraphicsPath shadowPath = (rClipRegion.GetBorder().Clone() as GraphicsPath))
{
shadowPath.Transform(new Matrix(rClipRegion.GetBounds(), new PointF[] { new PointF(1, 1), new PointF(rClipRegion.GetBounds().Width + 1, 1), new PointF(1, rClipRegion.GetBounds().Height + 1) }));
using (Pen sPen = new Pen(Color.FromArgb(120, Color.Black), 1.5f))
g.DrawPath(sPen, shadowPath);
shadowPath.Transform(new Matrix(rClipRegion.GetBounds(), new PointF[] { new PointF(1, 1), new PointF(rClipRegion.GetBounds().Width + 1, 1), new PointF(1, rClipRegion.GetBounds().Height + 1) }));
using (Pen sPen = new Pen(Color.FromArgb(40, Color.Black), 2.0f))
g.DrawPath(sPen, shadowPath);
}
}
// Reset the clipping region before drawing the outter
// border lines.
g.ResetClip();
g.SetClip(origRegion, CombineMode.Replace);
// Draw the border lines.
g.DrawPath(borderPen, rClipRegion.GetBorder());
//}
}
bnds = Rectangle.Empty;
}
}
}