protected override void OnPaint(PaintEventArgs e)
{
Graphics g = e.Graphics;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
// create LinearGradientBrush for creating knob
bKnob = new System.Drawing.Drawing2D.LinearGradientBrush(rKnob, MetroDrawingMethods.GetLightColor(KnobColor, 55), MetroDrawingMethods.GetDarkColor(KnobColor, 55), LinearGradientMode.ForwardDiagonal);
// create LinearGradientBrush for knobPoint
bKnobPoint = new System.Drawing.Drawing2D.LinearGradientBrush(rKnob, MetroDrawingMethods.GetLightColor(_KnobBorderColor, 55), MetroDrawingMethods.GetDarkColor(_KnobBorderColor, 55), LinearGradientMode.ForwardDiagonal);
// Set background color of Image...
e.Graphics.FillRectangle(new SolidBrush(_KnobBackColor), new Rectangle(0, 0, Width, Height));
//gOffScreen.Clear(this.BackColor);
// Fill knob Background to give knob effect....
gOffScreen.FillEllipse(bKnob, rKnob);
// Set antialias effect on
gOffScreen.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
// Draw border of knob
gOffScreen.DrawEllipse(new Pen(_KnobBorderColor), rKnob);
//if control is focused
if ((this._isFocused))
{
gOffScreen.DrawEllipse(DottedPen, rKnob);
}
// get current position of pointer
Point Arrow = this.getKnobPosition();
// Draw pointer arrow that shows knob position
Rectangle rect = new Rectangle(Arrow.X - 3, Arrow.Y - 3, 6, 6);
DrawInsetCircle(ref gOffScreen, ref rect, new Pen(_KnobBorderColor));
// Draw small and large scale
int i = Minimum;
if ((this._ShowSmallScale))
{
for (i = Minimum; i <= Maximum; i = i + this._SmallChange)
{
gOffScreen.DrawLine(new Pen(this.ForeColor), getMarkerPoint(0, i), getMarkerPoint(_SizeSmallScaleMarker, i));
}
}
if ((this._ShowLargeScale))
{
for (i = Minimum; i <= Maximum; i = i + this._LargeChange)
{
gOffScreen.DrawLine(new Pen(this.ForeColor), getMarkerPoint(0, i), getMarkerPoint(_SizeLargeScaleMarker, i));
}
}
// Drawimage on screen
g.DrawImage(OffScreenImage, 0, 0);
}
protected override void OnPaint(PaintEventArgs pevent)
{
base.OnPaint(pevent);
if (!showSplit)
{
return;
}
Graphics g = pevent.Graphics;
Rectangle bounds = ClientRectangle;
// calculate the current dropdown rectangle.
dropDownRectangle = new Rectangle(bounds.Right - PushButtonWidth - 1, BorderSize, PushButtonWidth, bounds.Height - BorderSize * 2);
int internalBorder = BorderSize;
Rectangle focusRect =
new Rectangle(internalBorder,
internalBorder,
bounds.Width - dropDownRectangle.Width - internalBorder,
bounds.Height - (internalBorder * 2));
Pen shadow = SystemPens.ButtonShadow;
Pen face = SystemPens.ButtonFace;
shadow = new Pen(MetroPaint.BorderColor.Button.Disabled(Theme));
face = new Pen(MetroPaint.BorderColor.Button.Normal(Theme));
// if (palette != null)
// {
// shadow = new Pen(palette.ColorTable.GripDark);
// face = new Pen(palette.ColorTable.GripLight);
// }
if (RightToLeft == RightToLeft.Yes)
{
dropDownRectangle.X = bounds.Left + 1;
focusRect.X = dropDownRectangle.Right;
// TODO: Fix Lines here?
// draw two lines at the edge of the dropdown button
g.DrawLine(shadow, bounds.Left + PushButtonWidth, BorderSize, bounds.Left + PushButtonWidth, bounds.Bottom - BorderSize);
g.DrawLine(face, bounds.Left + PushButtonWidth + 1, BorderSize, bounds.Left + PushButtonWidth + 1, bounds.Bottom - BorderSize);
}
else
{
// draw two lines at the edge of the dropdown button
g.DrawLine(shadow, bounds.Right - PushButtonWidth, BorderSize, bounds.Right - PushButtonWidth, bounds.Bottom - BorderSize);
g.DrawLine(face, bounds.Right - PushButtonWidth - 1, BorderSize, bounds.Right - PushButtonWidth - 1, bounds.Bottom - BorderSize);
}
// Draw an arrow in the correct location
MetroDrawingMethods.PaintDownArrow(g, dropDownRectangle, MetroPaint.BorderColor.Button.Disabled(Theme), 0, 0);
}
public void DrawInsetCircle(ref Graphics g, ref Rectangle r, Pen p)
{
int i;
Pen p1 = new Pen(MetroDrawingMethods.GetDarkColor(p.Color, 50));
Pen p2 = new Pen(MetroDrawingMethods.GetLightColor(p.Color, 50));
for (i = 0; i <= p.Width; i++)
{
Rectangle r1 = new Rectangle(r.X + i, r.Y + i, r.Width - i * 2, r.Height - i * 2);
g.DrawArc(p2, r1, -45, 180);
g.DrawArc(p1, r1, 135, 180);
}
}
public MetroKnobControl()
{
this.SetStyle(ControlStyles.SupportsTransparentBackColor, true);
this.SetStyle(ControlStyles.ResizeRedraw, true);
this.SetStyle(ControlStyles.AllPaintingInWmPaint, true);
this.SetStyle(ControlStyles.UserPaint, true);
this.SetStyle(ControlStyles.OptimizedDoubleBuffer, true);
//This call is required by the Windows Form Designer.
InitializeComponent();
this.ImeMode = ImeMode.On;
this.Name = "Knob";
this.Resize += new EventHandler(this.Knob_Resize);
//this.ValueChanged += new ValueChangedEventHandler(this.ValueChanged);
DottedPen = new Pen(MetroDrawingMethods.GetDarkColor(_KnobBorderColor, 40));
DottedPen.DashStyle = System.Drawing.Drawing2D.DashStyle.Dot;
DottedPen.DashCap = System.Drawing.Drawing2D.DashCap.Round;
setDimensions();
InitColors();
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
//Set Colors
Color nudTextColor = !useStyleColors?MetroPaint.ForeColor.NumericUpDown.Normal(Theme) : MetroPaint.GetStyleColor(Style);
if (!this.Enabled)
{
nudTextColor = MetroPaint.ForeColor.NumericUpDown.Disabled(Theme);
}
Color nudTextBackColor = !useAlternateColors?MetroPaint.BackColor.NumericUpDown.Normal(Theme) : MetroPaint.BackColor.NumericUpDown.Alternate(Theme);
Color nudControlsBorderColor = MetroPaint.BorderColor.NumericUpDown.Normal(Theme);
Color nudControlsBackColor = MetroPaint.BackColor.NumericUpDown.Normal(Theme);
Color nudControlsForeColor = MetroPaint.BorderColor.NumericUpDown.Normal(Theme);
bool Debug = false; //for check consistency of the Rectangles
var gr = e.Graphics;
Rectangle nudRect = this.ClientRectangle;
nudRect.Height -= 1;
nudRect.Width -= 1;
gr.FillRectangle(new SolidBrush(nudControlsBackColor), nudRect);
gr.DrawRectangle(new Pen(nudControlsBorderColor), nudRect);
if (Debug)
{
gr.DrawRectangle(new Pen(Color.Red), nudRect);
}
foreach (Control c in this.Controls)
{
if (!(c is TextBox)) // -->Up Down Buttons
{
//override inner's control paintevent (Button UP & Down)
typeof(Control).InvokeMember("DoubleBuffered", BindingFlags.SetProperty | BindingFlags.Instance | BindingFlags.NonPublic, null, c, new object[] { true });
c.Paint += (sender, pev) =>
{
var g = pev.Graphics;
int h = c.Height;
int w = c.Width;
Rectangle buttonsUpDownRect = c.ClientRectangle;
buttonsUpDownRect.Height -= 1;
buttonsUpDownRect.Width -= 1;
//control rectnagles
Rectangle UpArrowRect = new Rectangle(1, 1, w - 3, h / 2 - 2);
Rectangle DownArrowRect = new Rectangle(1, h / 2, w - 3, h / 2 - 2);
//Draw Controls Rectangle
g.DrawRectangle(new Pen(nudControlsBackColor), buttonsUpDownRect);
if (Debug)
{
g.DrawRectangle(new Pen(Color.Green), buttonsUpDownRect);
}
//Cutom Draw Buttons
if (customDrawButtons)
{
//ClearBackGround
g.FillRectangle(new SolidBrush(nudControlsBackColor), buttonsUpDownRect);
//draw BackGround
g.FillRectangle(new SolidBrush(nudControlsBackColor), UpArrowRect);
g.FillRectangle(new SolidBrush(nudControlsBackColor), DownArrowRect);
g.DrawRectangle(new Pen(nudControlsBorderColor), UpArrowRect);
g.DrawRectangle(new Pen(nudControlsBorderColor), DownArrowRect);
if (Debug)
{
g.DrawRectangle(new Pen(Color.Violet), UpArrowRect);
}
if (Debug)
{
g.DrawRectangle(new Pen(Color.Blue), DownArrowRect);
}
//draw Arrows
MetroDrawingMethods.PaintUpArrow(g, UpArrowRect, nudControlsForeColor, 0, -1);
MetroDrawingMethods.PaintDownArrow(g, DownArrowRect, nudControlsForeColor, 0, 0);
}
};
}
else if ((c is TextBox))
{
//Set Textbox fore Color
c.ForeColor = nudTextColor;
if (Debug)
{
c.ForeColor = Color.Red;
}
//Set Textbox back Color
c.BackColor = nudTextBackColor;
if (Debug)
{
c.BackColor = Color.Yellow;
}
c.Font = MetroFonts.Label(metroLabelSize, metroLabelWeight);
}
}
}
protected override void OnPaint(PaintEventArgs e)
{
Color backColor = MetroPaint.BackColor.Form(Theme);
Color foreColor = MetroPaint.ForeColor.Title(Theme);
e.Graphics.Clear(backColor);
using (SolidBrush b = MetroPaint.GetStyleBrush(Style))
{
Rectangle topRect = new Rectangle(0, 0, Width, 5);
e.Graphics.FillRectangle(b, topRect);
}
//Border Style
if (BorderStyle != MetroFormBorderStyle.None)
{
Color c = MetroPaint.BorderColor.Form(Theme);
using (Pen pen = new Pen(c))
{
e.Graphics.DrawLines(pen, new[]
{
new Point(0, borderWidth),
new Point(0, Height - 1),
new Point(Width - 1, Height - 1),
new Point(Width - 1, borderWidth)
});
}
}
//drwa Image
if (backImage != null && backImageMaxSize != 0)
{
Image img = MetroDrawingMethods.ResizeImage(backImage, new Rectangle(0, 0, backImageMaxSize, backImageMaxSize));
//if (_imageinvert)
//{
// img = MetroImage.ResizeImage((Theme == MetroThemeStyle.Dark) ? _image : backImage, new Rectangle(0, 0, backImageMaxSize, backImageMaxSize));
//}
switch (backImageLocation)
{
case BackImgLocation.TopLeft:
e.Graphics.DrawImage(img, 0 + backImagePadding.Left, 0 + backImagePadding.Top);
break;
case BackImgLocation.TopRight:
e.Graphics.DrawImage(img, ClientRectangle.Right - (backImagePadding.Right + img.Width), 0 + backImagePadding.Top);
break;
case BackImgLocation.BottomLeft:
e.Graphics.DrawImage(img, 0 + backImagePadding.Left, ClientRectangle.Bottom - (img.Height + backImagePadding.Bottom));
break;
case BackImgLocation.BottomRight:
e.Graphics.DrawImage(img, ClientRectangle.Right - (backImagePadding.Right + img.Width),
ClientRectangle.Bottom - (img.Height + backImagePadding.Bottom));
break;
}
}
//draw Text
TextRenderer.DrawText(e.Graphics, Text, MetroFonts.Title, new Point(20, 20), foreColor);
//design Grip
if (Resizable && (SizeGripStyle == SizeGripStyle.Auto || SizeGripStyle == SizeGripStyle.Show))
{
using (SolidBrush b = new SolidBrush(MetroPaint.ForeColor.FormGrip(Theme)))
{
Size resizeHandleSize = new Size(2, 2);
e.Graphics.FillRectangles(b, new Rectangle[] {
new Rectangle(new Point(ClientRectangle.Width - 6, ClientRectangle.Height - 6), resizeHandleSize),
new Rectangle(new Point(ClientRectangle.Width - 10, ClientRectangle.Height - 10), resizeHandleSize),
new Rectangle(new Point(ClientRectangle.Width - 10, ClientRectangle.Height - 6), resizeHandleSize),
new Rectangle(new Point(ClientRectangle.Width - 6, ClientRectangle.Height - 10), resizeHandleSize),
new Rectangle(new Point(ClientRectangle.Width - 14, ClientRectangle.Height - 6), resizeHandleSize),
new Rectangle(new Point(ClientRectangle.Width - 6, ClientRectangle.Height - 14), resizeHandleSize)
});
}
}
}
