/// <summary>Draw Line to canvas according coordinates</summary>
public void DrawLine(float x1, float y1, float x2, float y2)
{
if (_strokeColor.Color.A > 0)
{
var clipped = PushRenderStates();
_drawingContext.DrawLine(_stroke.Clone(), new System.Windows.Point(x1, y1), new System.Windows.Point(x2, y2));
PopRenderStates(clipped);
}
}
protected override void OnRender(System.Windows.Media.DrawingContext dc)
{
base.OnRender(dc);
IsGridVisible = ZoomValue > 4.75 ? true : false;
if (IsGridVisible)
{
// Draw GridLines
Pen pen = new Pen(Brushes.Black, 1 / ZoomValue);
pen.DashStyle = DashStyles.Solid;
for (double x = 0; x < this.ActualWidth; x += 1)
{
dc.DrawLine(pen, new Point(x, 0), new Point(x, this.ActualHeight));
}
for (double y = 0; y < this.ActualHeight; y += 1)
{
dc.DrawLine(pen, new Point(0, y), new Point(this.ActualWidth, y));
}
}
}
protected override void OnRender(System.Windows.Media.DrawingContext dc)
{
if (ShowColumnSeparator)
{
// Draw vertical lines as column separators.
for (int i = 0; i < _numberOfColumns - 1; i++)
{
double x = (i * HorizontalColumnPadding * 2) + (i + 1) * _columnWidth + HorizontalColumnPadding;
dc.DrawLine(ColumnSeparatorPen, new Point(x, 0), new Point(x, ActualHeight));
}
}
base.OnRender(dc);
}
public override void Draw(System.Windows.Media.DrawingContext drawingContext)
{
drawingContext.DrawLine(Outline, StartPoint, EndPoint);
}
/// <summary>
/// Border를 그리기 위한 OnRender 재정의
/// </summary>
/// <param name="dc"></param>
protected override void OnRender(System.Windows.Media.DrawingContext dc)
{
base.OnRender(dc);
CustomGrid customGrid = this.Parent as CustomGrid;
if (customGrid == null)
{
dc.DrawRectangle(null, line, new Rect(0, 0, this.ActualWidth, this.ActualHeight));
}
double linePoint = 0;
double posFrom = 0.0;
double posTo = 0.0;
int rowCount = Math.Max(this.RowDefinitions.Count, 1);
int columnCount = Math.Max(this.ColumnDefinitions.Count, 1);
bool[,] rowCellStatus;
bool[,] columnCellStatus;
GetRowLineCellStatus(rowCount, columnCount, out rowCellStatus, out columnCellStatus);
if (this.ColumnDefinitions.Count != 0)
{
for (int row = 0; row < rowCount - 1; row++)
{
var r = this.RowDefinitions[row];
linePoint += r.ActualHeight;
for (int column = 0; column < columnCount; column++)
{
bool drawLine = rowCellStatus[row + 1, column];
posTo += this.ColumnDefinitions[column].ActualWidth;
if (drawLine == true)
{
dc.DrawLine(line, new System.Windows.Point(posFrom, linePoint), new System.Windows.Point(posTo, linePoint));
}
posFrom = posTo;
}
posFrom = 0.0;
posTo = 0.0;
}
}
linePoint = 0;
posFrom = 0.0;
posTo = 0.0;
if (this.RowDefinitions.Count != 0)
{
for (int column = 0; column < columnCount - 1; column++)
{
var r = this.ColumnDefinitions[column];
linePoint += r.ActualWidth;
for (int row = 0; row < rowCount; row++)
{
bool drawLine = columnCellStatus[row, column + 1];
posTo += this.RowDefinitions[row].ActualHeight;
if (drawLine == true)
{
dc.DrawLine(line, new System.Windows.Point(linePoint, posFrom), new System.Windows.Point(linePoint, posTo));
}
posFrom = posTo;
}
posTo = 0.0;
posFrom = 0.0;
}
}
}
protected override void OnRender(System.Windows.Media.DrawingContext drawingContext)
{
drawingContext.DrawLine(new System.Windows.Media.Pen(new SolidColorBrush(Colors.Red), 1), drawLocation.BottomLeft, drawLocation.BottomRight);
}
protected override void ComposeCore(System.Windows.Media.DrawingContext drawingContext, System.Windows.Media.DrawingVisual visual)
{
//Text and Caption size
string tempText = string.Empty;
double textWidth = Utilities.GetTextWidth(this.Text);
double captionWidth = Utilities.GetTextWidth(this.Caption);
if (this.Text.Count() > 25)
{
tempText = this.Text.Substring(0, 25);
tempText += "...";
textWidth = Utilities.GetTextWidth(tempText);
}
else
{
tempText = this.Text;
}
//Node width
if (textWidth > captionWidth)
{
this.nodeDimension.Width = (int)(Configurations.NodeWidthProperty + textWidth + 1);
}
else
{
this.nodeDimension.Width = (int)(Configurations.NodeWidthProperty + captionWidth + 1);
}
//Node height
this.nodeDimension.Height = Configurations.NodeHeightProperty;
base.ComposeCore(drawingContext, visual);
Rect rect = new Rect(new Point(1, 1), new Size((int)(this.nodeDimension.Width - 1), (int)(this.nodeDimension.Height - 1)));
drawingContext.DrawRectangle(Configurations.RectGrey, Configurations.NoBorderPen, rect);
//horizontal Line
Point p1 = new Point(1, 1);
p1.Offset(Configurations.TextHorizontalOffset, (int)(this.Height) / 2);
p1.Offset(0, 0.5);
Point p2 = p1;
p2.X = (this.Width - 1) - Configurations.TextHorizontalOffset;
drawingContext.DrawLine(Configurations.BorderPen, p1, p2);
//draw caption and text
p1 = new Point(1, 1);
p1.Offset(0, Configurations.TextVerticalOffset);
p1.X = (this.Width / 2) - captionWidth / 2;
Utilities.DrawText(drawingContext, this.Caption, p1, Configurations.TextNormalColor);
p1.Y = ((this.Height - 3) / 2) + Configurations.TextVerticalOffset;
p1.X = (this.Width / 2) - textWidth / 2;
Utilities.DrawBoldText(drawingContext, tempText, p1);
//OutputSlot
p1 = new Point(this.Width, (this.Height / 4));
p1.Y += (this.Height / 2) - 2;
DrawingUtilities.DrawDots(drawingContext, DotTypes.TopRight | DotTypes.MiddleRight | DotTypes.BottomRight, p1, AnchorPoint.TopRight, false);
//OutputSlotHittestPixels
p1.Y -= (this.Height / 4) - 1;
drawingContext.DrawRectangle(Configurations.SlotHitTestColor, Configurations.NoBorderPen, new Rect(p1, new Size(Configurations.HittestPixels, this.Height / 2)));
//NorthEast
Point p = new Point(0, 0);
p.Offset(this.Width, Configurations.ContextMenuMargin);
if (dotsFlag.HasFlag(MenuDots.NorthEast))
{
DrawingUtilities.DrawDots(drawingContext, DotTypes.Top | DotTypes.TopRight | DotTypes.MiddleRight, p, AnchorPoint.TopRight, false);
}
//NorthWest
p = new Point(0, 0);
p.Offset(Configurations.ContextMenuMargin, Configurations.ContextMenuMargin);
//DrawingUtilities.DrawDots(drawingContext, DotTypes.TopLeft | DotTypes.Top | DotTypes.MiddleLeft, p, AnchorPoint.TopLeft, false);
//South
p = new Point(0, 0);
p.Offset(Configurations.ContextMenuMargin, this.Height);
//DrawingUtilities.DrawDots(drawingContext, DotTypes.MiddleLeft | DotTypes.BottomLeft | DotTypes.Bottom, p, AnchorPoint.BottomLeft, false);
//input Slots
if (this.inputSlots.Count != 0)
{
p1 = new Point(-1, 1);
p1.Y += Configurations.TextVerticalOffset + Configurations.SlotSize / 2;
Utilities.DrawSlot(drawingContext, p1);
}
// Fix: IDE-1616 Geometry property previews are not showing up.
// Fix: IDE-1623 Preview not coming for the property nodes.
if (previewBubble != null)
{
this.previewBubble.Compose();
}
}