/// <summary>
/// Initializes a new instance of the EllipseUndoTask class
/// </summary>
/// <param name="targetBitmap">The target bitmap of this EllipseUndoTask</param>
/// <param name="firstColor">The first color to use when drawing the ellipse</param>
/// <param name="secondColor">The second color to use when drawing the ellipse</param>
/// <param name="area">The area of the ellipse to draw</param>
/// <param name="compositingMode">The CompositingMode to use when drawing the ellipse</param>
/// <param name="fillMode">The fill mode for this ellipse operation</param>
public EllipseUndoTask(Bitmap targetBitmap, Color firstColor, Color secondColor, Rectangle area, CompositingMode compositingMode, OperationFillMode fillMode)
{
_firstColor = firstColor;
_secondColor = secondColor;
_area = area;
_bitmap = targetBitmap;
_compositingMode = compositingMode;
_fillMode = fillMode;
// Take the image slide now
_originalSlice = new Bitmap(area.Width + 1, area.Height + 1);
Graphics g = Graphics.FromImage(_originalSlice);
g.DrawImage(_bitmap, new Point(-area.X, -area.Y));
g.Flush();
g.Dispose();
}
/// <summary>
/// Initializes a new instance of the ImageEditPanel
/// </summary>
public ImageEditPanel()
{
EditingEnabled = true;
// Create the controls
SuspendLayout();
_internalPictureBox = new InternalPictureBox(this)
{
MinimumZoom = new PointF(0.25f, 0.25f),
MaximumZoom = new PointF(160, 160),
ShowImageArea = false,
ClipBackgroundToImage = true,
AllowDrag = false,
NotifyTo = this,
Dock = DockStyle.Fill
};
_owningPanel = new Panel
{
Dock = DockStyle.Fill,
AutoScroll = true,
BorderStyle = BorderStyle.FixedSingle
};
// Add controls
_owningPanel.Controls.Add(_internalPictureBox);
Controls.Add(_owningPanel);
ResumeLayout(true);
_undoSystem = new UndoSystem();
_defaultCompositingMode = CompositingMode.SourceOver;
_defaultFillMode = OperationFillMode.SolidFillFirstColor;
}
/// <summary> /// Performs the shape paint operation with the given parameters /// </summary> /// <param name="color1">The first color to use when drawing the shape</param> /// <param name="color2">The second color to use when drawing the shape</param> /// <param name="area">The area of the shape to draw</param> /// <param name="gph">The Graphics to draw the shape on</param> /// <param name="compMode">The CompositingMode to use when drawing the shape</param> /// <param name="opFillMode">The fill mode for this shape operation</param> /// <param name="registerUndo">Whether to register an undo task for this shape operation</param> public abstract void PerformShapeOperation(Color color1, Color color2, Rectangle area, Graphics gph, CompositingMode compMode, OperationFillMode opFillMode, bool registerUndo);
/// <summary> /// Performs the shape paint operation with the given parameters /// </summary> /// <param name="color1">The first color to use when drawing the shape</param> /// <param name="color2">The second color to use when drawing the shape</param> /// <param name="area">The area of the shape to draw</param> /// <param name="bitmap">The Bitmap to draw the shape on</param> /// <param name="compMode">The CompositingMode to use when drawing the shape</param> /// <param name="opFillMode">The fill mode for this shape operation</param> /// <param name="registerUndo">Whether to register an undo task for this shape operation</param> public abstract ShapeUndoTask PerformShapeOperation(Color color1, Color color2, Rectangle area, Bitmap bitmap, CompositingMode compMode, OperationFillMode opFillMode, bool registerUndo);
/// <summary>
/// Performs the Ellipse paint operation with the given parameters
/// </summary>
/// <param name="firstColor">The first color to use when drawing the ellipse</param>
/// <param name="secondColor">The second color to use when drawing the ellipse</param>
/// <param name="area">The area of the ellipse to draw</param>
/// <param name="graphics">The Graphics to draw the ellipse on</param>
/// <param name="compositingMode">The CompositingMode to use when drawing the ellipse</param>
/// <param name="fillMode">The fill mode for this ellipse operation</param>
public static void PerformElipseOperation(Color firstColor, Color secondColor, Rectangle area, Graphics graphics, CompositingMode compositingMode, OperationFillMode fillMode)
{
Brush brush = new SolidBrush((fillMode == OperationFillMode.SolidFillFirstColor ? firstColor : secondColor));
graphics.PixelOffsetMode = PixelOffsetMode.HighSpeed;
if (fillMode == OperationFillMode.SolidFillFirstColor || fillMode == OperationFillMode.OutlineFirstColorFillSecondColor || fillMode == OperationFillMode.SolidFillSecondColor)
{
graphics.FillEllipse(brush, area);
}
if (fillMode == OperationFillMode.OutlineFirstColor || fillMode == OperationFillMode.OutlineFirstColorFillSecondColor)
{
Pen pen = new Pen(firstColor);
graphics.DrawEllipse(pen, area);
pen.Dispose();
}
brush.Dispose();
}
/// <summary>
/// Performs the Ellipse paint operation with the given parameters
/// </summary>
/// <param name="firstColor">The first color to use when drawing the ellipse</param>
/// <param name="secondColor">The second color to use when drawing the ellipse</param>
/// <param name="area">The area of the ellipse to draw</param>
/// <param name="bitmap">The Bitmap to draw the ellipse on</param>
/// <param name="compositingMode">The CompositingMode to use when drawing the ellipse</param>
/// <param name="fillMode">The fill mode for this ellipse operation</param>
public static void PerformEllipseOperation(Color firstColor, Color secondColor, Rectangle area, Bitmap bitmap, CompositingMode compositingMode, OperationFillMode fillMode)
{
//FastBitmap fb = new FastBitmap(bitmap);
//fb.Lock();
/*int originx = area.X + area.Width / 2;
* int originy = area.Y;
* int width = area.Width;
* int height = area.Height;
* int hh = height * height;
* int ww = width * width;
* int hhww = hh * ww;
* int x0 = width;
* int dx = 0;
*
* // do the horizontal diameter
* for (int x = -width; x <= width; x++)
* {
* //setpixel(origin.x + x, origin.y);
* if (originx + x > 0 && originx + x < fb.Width && originy > 0 && originy < fb.Height)
* fb.SetPixel(originx + x, originy, firstColor);
* }
*
* // now do both halves at the same time, away from the diameter
* for (int y = 1; y <= height; y++)
* {
* int x1 = x0 - (dx - 1); // try slopes of dx - 1 or more
* for (; x1 > 0; x1--)
* if (x1 * x1 * hh + y * y * ww <= hhww)
* break;
* dx = x0 - x1; // current approximation of the slope
* x0 = x1;
*
* for (int x = -x0; x <= x0; x++)
* {
* if (originx + x > 0 && originx + x < fb.Width && originy - y > 0 && originy - y < fb.Height)
* fb.SetPixel(originx + x, originy - y, firstColor);
* if (originx + x > 0 && originx + x < fb.Width && originy + y > 0 && originy + y < fb.Height)
* fb.SetPixel(originx + x, originy + y, firstColor);
* //setpixel(origin.x + x, origin.y - y);
* //setpixel(origin.x + x, origin.y + y);
* }
* }*/
//fb.Unlock();
Graphics graphics = Graphics.FromImage(bitmap);
graphics.CompositingMode = compositingMode;
PerformElipseOperation(firstColor, secondColor, area, graphics, compositingMode, fillMode);
graphics.Flush();
graphics.Dispose();
}
/// <summary>
/// Performs the shape paint operation with the given parameters
/// </summary>
/// <param name="color1">The first color to use when drawing the shape</param>
/// <param name="color2">The second color to use when drawing the shape</param>
/// <param name="area">The area of the shape to draw</param>
/// <param name="gph">The Graphics to draw the shape on</param>
/// <param name="compMode">The CompositingMode to use when drawing the shape</param>
/// <param name="opFillMode">The fill mode for this shape operation</param>
/// <param name="registerUndo">Whether to register an undo task for this shape operation</param>
public override void PerformShapeOperation(Color color1, Color color2, Rectangle area, Graphics gph, CompositingMode compMode, OperationFillMode opFillMode, bool registerUndo)
{
PerformElipseOperation(color1, color2, area, gph, compMode, opFillMode);
}
/// <summary>
/// Performs the shape paint operation with the given parameters
/// </summary>
/// <param name="color1">The first color to use when drawing the shape</param>
/// <param name="color2">The second color to use when drawing the shape</param>
/// <param name="area">The area of the shape to draw</param>
/// <param name="bitmap">The Bitmap to draw the shape on</param>
/// <param name="compMode">The CompositingMode to use when drawing the shape</param>
/// <param name="opFillMode">The fill mode for this shape operation</param>
/// <param name="registerUndo">Whether to register an undo task for this shape operation</param>
public override ShapeUndoTask PerformShapeOperation(Color color1, Color color2, Rectangle area, Bitmap bitmap, CompositingMode compMode, OperationFillMode opFillMode, bool registerUndo)
{
ShapeUndoTask returnTask = null;
if (registerUndo)
{
returnTask = new EllipseUndoTask(pictureBox.Bitmap, color1, color2, area, compMode, opFillMode);
pictureBox.OwningPanel.UndoSystem.RegisterUndo(returnTask);
}
PerformEllipseOperation(color1, color2, area, bitmap, compMode, opFillMode);
return(returnTask);
}
/// <summary>
/// Performs the Rectangle paint operation with the given parameters
/// </summary>
/// <param name="firstColor">The first color to use when drawing the rectangle</param>
/// <param name="secondColor">The second color to use when drawing the rectangle</param>
/// <param name="area">The area of the rectangle to draw</param>
/// <param name="graphics">The Graphics to draw the rectangle on</param>
/// <param name="compositingMode">The CompositingMode to use when drawing the rectangle</param>
/// <param name="fillMode">The fill mode for this rectangle operation</param>
public static void PerformRectangleOperation(Color firstColor, Color secondColor, Rectangle area, Graphics graphics, CompositingMode compositingMode, OperationFillMode fillMode)
{
Brush brush = new SolidBrush((fillMode == OperationFillMode.SolidFillFirstColor ? firstColor : secondColor));
if (fillMode == OperationFillMode.SolidFillFirstColor || fillMode == OperationFillMode.OutlineFirstColorFillSecondColor || fillMode == OperationFillMode.SolidFillSecondColor)
{
Rectangle nArea = area;
if (fillMode == OperationFillMode.OutlineFirstColorFillSecondColor)
{
nArea.Inflate(-1, -1);
}
graphics.FillRectangle(brush, nArea);
}
if (fillMode == OperationFillMode.OutlineFirstColor || fillMode == OperationFillMode.OutlineFirstColorFillSecondColor)
{
Pen pen = new Pen(firstColor);
area.Inflate(-1, -1);
RectangleF nArea = area;
graphics.PixelOffsetMode = PixelOffsetMode.HighQuality;
nArea.X -= 0.5f;
nArea.Y -= 0.5f;
nArea.Width += 1f;
nArea.Height += 1f;
graphics.DrawRectangle(pen, nArea.X, nArea.Y, nArea.Width, nArea.Height);
pen.Dispose();
}
brush.Dispose();
}
/// <summary>
/// Performs the Rectangle paint operation with the given parameters
/// </summary>
/// <param name="firstColor">The first color to use when drawing the rectangle</param>
/// <param name="secondColor">The second color to use when drawing the rectangle</param>
/// <param name="area">The area of the rectangle to draw</param>
/// <param name="bitmap">The Bitmap to draw the rectangle on</param>
/// <param name="compositingMode">The CompositingMode to use when drawing the rectangle</param>
/// <param name="fillMode">The fill mode for this rectangle operation</param>
public static void PerformRectangleOperation(Color firstColor, Color secondColor, Rectangle area, Bitmap bitmap, CompositingMode compositingMode, OperationFillMode fillMode)
{
Graphics graphics = Graphics.FromImage(bitmap);
graphics.CompositingMode = compositingMode;
PerformRectangleOperation(firstColor, secondColor, area, graphics, compositingMode, fillMode);
graphics.Flush();
graphics.Dispose();
}
