/// <summary> 清除整个绘图面并以指定背景色填充
/// </summary>
/// <param name="color">System.Drawing.Color 结构，它表示绘图面的背景色</param>
public void Clear(Color color)
{
//this.DxRenderInfos.Clear();
if (color == Color.Transparent)
{
this.target.RenderTarget.Clear(DxConvert.ToColor4(color));
if (this.target is DUIWindowRenderTarget dUIWindowRenderTarget)
{
Control control = Control.FromHandle(dUIWindowRenderTarget.Handle);
if (control != null)
{
using (Graphics ownerGraphics = Graphics.FromHwnd(dUIWindowRenderTarget.Handle))
using (DUIImage image = new DUIImage(control.ClientSize.Width, control.ClientSize.Height))
using (Graphics targetGraphics = Graphics.FromImage(image))
{
IntPtr ownerDC = ownerGraphics.GetHdc();
IntPtr targetDC = targetGraphics.GetHdc();
DirectUI.Win32.NativeMethods.BitBlt(targetDC, 0, 0, control.ClientSize.Width, control.ClientSize.Height, ownerDC, 0, 0, 13369376);
ownerGraphics.ReleaseHdc(ownerDC);
targetGraphics.ReleaseHdc(targetDC);
image.RenderTarget = this.target;
this.target.RenderTarget.DrawBitmap(image, DxConvert.ToRectF(0, 0, control.ClientSize.Width, control.ClientSize.Height), 1, SharpDX.Direct2D1.BitmapInterpolationMode.NearestNeighbor, DxConvert.ToRectF(0, 0, image.Width, image.Height));
}
}
}
}
else
{
this.target.RenderTarget.Clear(DxConvert.ToColor4(color));
}
}
/// <summary> 加入一个图层
/// </summary>
/// <param name="width">图层宽度</param>
/// <param name="height">图层深度</param>
public void PushLayer(float x, float y, float width, float height)
{
this.target.RenderTarget.PushAxisAlignedClip(DxConvert.ToRectF(new RectangleF(x, y, width, height)), SharpDX.Direct2D1.AntialiasMode.PerPrimitive);
//using (SharpDX.Direct2D1.Layer layer = new SharpDX.Direct2D1.Layer(this.target.RenderTarget))
//{
// layerParameters.ContentBounds = DxConvert.ToRectF(new RectangleF(x, y, width, height));
// this.target.RenderTarget.PushLayer(ref layerParameters, layer);
//}
isPushLayer.Push(true);
}
public void DrawRectangle(DUIPen pen, float x, float y, float width, float height)
{
pen.RenderTarget = this.target;
if (pen.IsDefaultStyleProperties)
{
this.target.RenderTarget.DrawRectangle(DxConvert.ToRectF(new RectangleF(x, y, width, height)), pen, pen.Width);
}
else
{
this.target.RenderTarget.DrawRectangle(DxConvert.ToRectF(new RectangleF(x, y, width, height)), pen, pen.Width, pen);
}
}
public void DrawString(string s, DUIFont font, DUIBrush brush, RectangleF layoutRectangle, StringFormat format)
{
brush.RenderTarget = this.target;
try
{
this.target.RenderTarget.DrawText(s, font, DxConvert.ToRectF(new RectangleF(layoutRectangle.X, layoutRectangle.Y, float.MaxValue, 0)), brush);
}
catch (Exception ex)
{
Log.DUILog.GettingLog(ex);
//这里报错率很高，但不知道为什么
}
}
public void DrawImage(DUIImage image, RectangleF destRect, RectangleF srcRect, GraphicsUnit srcUnit, float opacity)
{
image.RenderTarget = this.target;
this.target.RenderTarget.DrawBitmap(image, DxConvert.ToRectF(destRect), opacity, SharpDX.Direct2D1.BitmapInterpolationMode.NearestNeighbor, DxConvert.ToRectF(srcRect));
}
public void FillRectangle(DUIBrush brush, float x, float y, float width, float height)
{
brush.RenderTarget = this.target;
this.target.RenderTarget.FillRectangle(DxConvert.ToRectF(new RectangleF(x, y, width, height)), brush);
}
/// <summary> 将此 DUIRegion 更新为其自身与指定的 System.Drawing.Rectangle 结构的交集。
/// </summary>
/// <param name="rect">要与此 DUIRegion 相交的 System.Drawing.Rectangle 结构。</param>
public void Intersect(Rectangle rect)
{
this.region.Intersect(rect);
this.actions.Add((dxGeometry, geometrySink) =>
{
SharpDX.Direct2D1.RectangleGeometry rectangleGeometry = new SharpDX.Direct2D1.RectangleGeometry(RenderTarget.RenderTarget.Factory, DxConvert.ToRectF(rect));
this.rectangleGeometry.Combine(rectangleGeometry, SharpDX.Direct2D1.CombineMode.Intersect, geometrySink);
});
}
/// <summary> 基于指定的 System.Drawing.RectangleF 结构初始化一个新的 DUIRegion。
/// </summary>
/// <param name="rect">一个 System.Drawing.RectangleF 结构，用于定义新 DUIRegion 的内部</param>
public DUIRegion(RectangleF rect)
{
this.region = new Region(rect);
this.actions.Add((dxGeometry, geometrySink) =>
{
SharpDX.Direct2D1.RectangleGeometry rectangleGeometry = new SharpDX.Direct2D1.RectangleGeometry(RenderTarget.RenderTarget.Factory, DxConvert.ToRectF(rect));
this.rectangleGeometry.Combine(rectangleGeometry, SharpDX.Direct2D1.CombineMode.Union, geometrySink);
});
}