/// <summary>
/// 绘制圆边框
/// </summary>
protected virtual void DrawRoundBorder(PaintEventArgs e)
{
int round = RoundRadius;
int width = Width - 1;
int height = Height - 1;
using (GraphicsPath roundRectPath = GraphicsOrder.CreateRoundRectPath(0, 0, width, height, round))
{
using (Brush backBrush = new SolidBrush(ButtonsRenderer.SelectedBackGradient2))
{
e.Graphics.FillPath(backBrush, roundRectPath);
}
using (Pen borderPen = new Pen(ButtonsRenderer.SelectedBorder2))
{
e.Graphics.DrawPath(borderPen, roundRectPath);
if (CutRoundRect)
{
e.Graphics.DrawLine(borderPen, 0, height - 1, width, height - 1);
using (GraphicsPath roundRect = GraphicsOrder.CreateRoundRectPath(0, 0, width + 1, height, round))
{
SetControlRegion(roundRect, this);
}
}
else
{
SetControlRegion(null, this);
}
}
}
}
/// <summary>
/// Create forward region path
/// </summary>
/// <param name="previewSize">preview size</param>
/// <returns>back region path</returns>
private static GraphicsPath CreateNextRegionPath(Size previewSize)
{
GraphicsPath regionPath = GraphicsOrder.CreateRoundRectPath(0, 0, previewSize.Width, previewSize.Height, 5);
Matrix transformMatrix = new Matrix();
transformMatrix.Shear(0.0F, 0.50F);
regionPath.Transform(transformMatrix);
return(regionPath);
}
/// <summary>
/// Create back region path
/// </summary>
/// <param name="previewSize">preview size</param>
/// <returns>back region path</returns>
private static GraphicsPath CreateBackRegionPath(Size previewSize)
{
int dh = ComputePreviewHeightOffset(previewSize);
GraphicsPath regionPath = GraphicsOrder.CreateRoundRectPath(0, dh, previewSize.Width, previewSize.Height, 5);
Matrix transformMatrix = new Matrix();
transformMatrix.Shear(0.0F, -0.50F);
regionPath.Transform(transformMatrix);
return(regionPath);
}
/// <summary>
/// Occurs when visibility of this control changes
/// </summary>
/// <param name="e">event argument</param>
protected override void OnSizeChanged(EventArgs e)
{
using (GraphicsPath path = GraphicsOrder.CreateRoundRectPath(0, 0, Width, Height, 5))
{
Region = new Region(ClientRectangle);
Region = new Region(path);
}
base.OnSizeChanged(e);
Invalidate();
}
/// <summary>
/// Initialize select current preview
/// </summary>
/// <param name="containerBounds">container bounds</param>
/// <param name="previewSize">preview size</param>
/// <param name="selectCurrentPreview">select current preview form</param>
private static void InitializeSelectCurrentPreviewForm(Rectangle containerBounds, Size previewSize, Form selectCurrentPreview)
{
int mainWidth = containerBounds.Width - 2 * (previewSize.Width + 70);
int mainHeight = containerBounds.Height / 2;
int dh = ComputePreviewHeightOffset(previewSize);
selectCurrentPreview.Location = new Point(containerBounds.Left + previewSize.Width + 70, containerBounds.Bottom - dh - mainHeight - 30);
selectCurrentPreview.Size = new Size(mainWidth, mainHeight);
using (GraphicsPath regionPath = GraphicsOrder.CreateRoundRectPath(0, 0, mainWidth, mainHeight, 5))
{
selectCurrentPreview.Visible = false;
selectCurrentPreview.Region = null;
selectCurrentPreview.Region = new Region(regionPath);
}
}
/// <summary>
/// Show form preview
/// </summary>
/// <param name="bounds">preview bounds</param>
/// <param name="renderer">renderer</param>
/// <param name="graphics">graphics</param>
public static void ShowFormPreview(Rectangle bounds, PreviewRenderer renderer, Graphics graphics)
{
using (GraphicsPath path = GraphicsOrder.CreateRoundRectPath(bounds.Left, bounds.Top, bounds.Width - 1, bounds.Height - 1, 5))
{
renderer.DrawBackground(bounds, path, graphics);
renderer.DrawBorder(bounds.Size, path, graphics);
}
Rectangle titleBounds = new Rectangle(bounds.Left + 10, bounds.Top + 10, bounds.Width - 21, 24);
graphics.SetClip(titleBounds, CombineMode.Replace);
renderer.DrawTitle(titleBounds, graphics);
Rectangle previewBounds = new Rectangle(bounds.Left + 10, bounds.Top + 40, bounds.Width - 21, bounds.Height - 50);
graphics.SetClip(previewBounds, CombineMode.Replace);
renderer.DrawPreview(previewBounds, graphics);
}
/// <summary>
/// 更新面板尺寸
/// </summary>
protected void UpdateSize()
{
if (IsDisposed)
{
return;
}
if (CutRoundRect)
{
using (GraphicsPath roundRect = GraphicsOrder.CreateRoundRectPath(0, 0, Width, Height - 1, RoundRadius))
{
SetControlRegion(roundRect, this);
}
}
else
{
SetControlRegion(null, this);
}
using (Graphics graphics = CreateGraphics())
{
UpdatePositions(graphics, false);
}
}
