/// <summary>
/// 创建画刷,渲染背景和边框使用
/// </summary>
/// <param name="rect">画刷区域</param>
/// <param name="baseColor">基色</param>
/// <param name="pos1">基色位置1</param>
/// <param name="pos2">基色位置2</param>
/// <param name="reverse">是否反转</param>
/// <param name="mode">渐变模式</param>
/// <param name="style">样式</param>
/// <returns>画刷</returns>
public static Brush CreateBrush(Rectangle rect, Color baseColor, float pos1, float pos2, bool reverse, LinearGradientMode mode, BlendStyle style)
{
Brush brush = null;
RectangleEx.MakeNotEmpty(ref rect);
switch (style)
{
case BlendStyle.Solid:
{
SolidBrush brushTmp = new SolidBrush(baseColor);
brush = brushTmp;
brushTmp = null;
}
break;
case BlendStyle.Gradient:
{
LinearGradientBrush brushTmp = new LinearGradientBrush(rect, Color.Empty, Color.Empty, mode);
//画刷设置
ColorBlend blendTmp = new ColorBlend();
Color[] colors;
float[] positions;
RenderEngine.GetColorPosGradient(baseColor, pos1, pos2, reverse, false, out colors, out positions);
blendTmp.Colors = colors;
blendTmp.Positions = positions;
//
brushTmp.InterpolationColors = blendTmp;
brush = brushTmp;
brushTmp = null;
}
break;
case BlendStyle.FadeIn:
{
LinearGradientBrush brushTmp = new LinearGradientBrush(rect, Color.Empty, Color.Empty, mode);
//画刷设置
ColorBlend blendTmp = new ColorBlend();
Color[] colors;
float[] positions;
RenderEngine.GetColorPosFadeIn(baseColor, pos1, pos2, reverse, false, out colors, out positions);
blendTmp.Colors = colors;
blendTmp.Positions = positions;
//
brushTmp.InterpolationColors = blendTmp;
brush = brushTmp;
brushTmp = null;
}
break;
case BlendStyle.FadeOut:
{
LinearGradientBrush brushTmp = new LinearGradientBrush(rect, Color.Empty, Color.Empty, mode);
//画刷设置
ColorBlend blendTmp = new ColorBlend();
Color[] colors;
float[] positions;
RenderEngine.GetColorPosFadeOut(baseColor, pos1, pos2, reverse, false, out colors, out positions);
blendTmp.Colors = colors;
blendTmp.Positions = positions;
//
brushTmp.InterpolationColors = blendTmp;
brush = brushTmp;
brushTmp = null;
}
break;
case BlendStyle.FadeInFadeOut:
{
LinearGradientBrush brushTmp = new LinearGradientBrush(rect, Color.Empty, Color.Empty, mode);
//画刷设置
ColorBlend blendTmp = new ColorBlend();
Color[] colors;
float[] positions;
RenderEngine.GetColorPosFadeInFadeOut(baseColor, pos1, pos2, reverse, false, out colors, out positions);
blendTmp.Colors = colors;
blendTmp.Positions = positions;
//
brushTmp.InterpolationColors = blendTmp;
brush = brushTmp;
brushTmp = null;
}
break;
default:
break;
}
return(brush);
}
/// <summary>
/// 创建画刷,渲染线段使用
/// </summary>
/// <param name="pt1">起点</param>
/// <param name="pt2">终点</param>
/// <param name="baseColor">基色</param>
/// <param name="style">样式</param>
/// <returns>画刷</returns>
public static Brush CreateBrush(Point pt1, Point pt2, Color baseColor, BlendStyle style)
{
Brush brush = null;
switch (style)
{
case BlendStyle.Solid:
{
SolidBrush brushTmp = new SolidBrush(baseColor);
brush = brushTmp;
brushTmp = null;
}
break;
case BlendStyle.Gradient:
{
LinearGradientBrush brushTmp = new LinearGradientBrush(GetLineRect(pt1, pt2), Color.Empty, Color.Empty, GetLineDegrees(pt1, pt2));
//画刷设置
ColorBlend blendTmp = new ColorBlend();
Color[] colors;
float[] positions;
RenderEngine.GetColorPosGradient(baseColor, float.NaN, float.NaN, false, true, out colors, out positions);
blendTmp.Colors = colors;
blendTmp.Positions = positions;
//
brushTmp.InterpolationColors = blendTmp;
brush = brushTmp;
brushTmp = null;
}
break;
case BlendStyle.FadeIn:
{
LinearGradientBrush brushTmp = new LinearGradientBrush(GetLineRect(pt1, pt2), Color.Empty, Color.Empty, GetLineDegrees(pt1, pt2));
//画刷设置
ColorBlend blendTmp = new ColorBlend();
Color[] colors;
float[] positions;
RenderEngine.GetColorPosFadeIn(baseColor, float.NaN, float.NaN, false, true, out colors, out positions);
blendTmp.Colors = colors;
blendTmp.Positions = positions;
//
brushTmp.InterpolationColors = blendTmp;
brush = brushTmp;
brushTmp = null;
}
break;
case BlendStyle.FadeOut:
{
LinearGradientBrush brushTmp = new LinearGradientBrush(GetLineRect(pt1, pt2), Color.Empty, Color.Empty, GetLineDegrees(pt1, pt2));
//画刷设置
ColorBlend blendTmp = new ColorBlend();
Color[] colors;
float[] positions;
RenderEngine.GetColorPosFadeOut(baseColor, float.NaN, float.NaN, false, true, out colors, out positions);
blendTmp.Colors = colors;
blendTmp.Positions = positions;
//
brushTmp.InterpolationColors = blendTmp;
brush = brushTmp;
brushTmp = null;
}
break;
case BlendStyle.FadeInFadeOut:
{
LinearGradientBrush brushTmp = new LinearGradientBrush(GetLineRect(pt1, pt2), Color.Empty, Color.Empty, GetLineDegrees(pt1, pt2));
//画刷设置
ColorBlend blendTmp = new ColorBlend();
Color[] colors;
float[] positions;
RenderEngine.GetColorPosFadeInFadeOut(baseColor, float.NaN, float.NaN, false, true, out colors, out positions);
blendTmp.Colors = colors;
blendTmp.Positions = positions;
//
brushTmp.InterpolationColors = blendTmp;
brush = brushTmp;
brushTmp = null;
}
break;
default:
break;
}
return(brush);
}
/// <summary>
/// 绘制Metrol选中边框
/// </summary>
/// <param name="rect">渲染区域</param>
public void RenderMetroCheck(Rectangle rect)
{
if (this.m_State == State.Hidden || !RectangleEx.IsVisible(rect))
{
return;
}
//左侧
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Left) != 0)
{
rect.X += 2;
rect.Width -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Left) != 0)
{
rect.X += 1;
rect.Width -= 1;
}
//上边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Top) != 0)
{
rect.Y += 2;
rect.Height -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Top) != 0)
{
rect.Y += 1;
rect.Height -= 1;
}
//右边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Right) != 0)
{
rect.Width -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Right) != 0)
{
rect.Width -= 1;
}
//下边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Bottom) != 0)
{
rect.Height -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Bottom) != 0)
{
rect.Height -= 1;
}
//设置剪切区
this.m_Graphics.SetClip(rect);
//绘制宽边框
using (GraphicsPath pathBorder = RenderEngine.CreateGraphicsPath(rect),
pathBorderIn = RenderEngine.CreateGraphicsPath(Rectangle.Inflate(rect, -3, -3)),
pathTriangle = new GraphicsPath())
{
//边框区域
pathBorder.AddPath(pathBorderIn, true);
//右上角三角区域
Point[] points = new Point[] {
new Point(rect.X + rect.Width - 40, rect.Y),
new Point(rect.X + rect.Width, rect.Y),
new Point(rect.X + rect.Width, rect.Y + 40)
};
pathTriangle.AddPolygon(points);
//绘制
using (Brush brush = new SolidBrush(this.CurrentBackColor))
{
this.m_Graphics.FillPath(brush, pathBorder);
this.m_Graphics.FillPath(brush, pathTriangle);
}
}
//绘制对号
RenderEngine.DrawCheck(this.m_Graphics, new Rectangle(rect.Right - 22, rect.Y + 2, 20, 20), this.CurrentForeColor);
}
/// <summary>
/// 渲染Metrol按下边框
/// </summary>
/// <param name="rect">渲染区域</param>
public void RenderMetroPress(Rectangle rect)
{
if (this.m_State == State.Hidden || !RectangleEx.IsVisible(rect))
{
return;
}
//左侧
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Left) != 0)
{
rect.X += 2;
rect.Width -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Left) != 0)
{
rect.X += 1;
rect.Width -= 1;
}
//上边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Top) != 0)
{
rect.Y += 2;
rect.Height -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Top) != 0)
{
rect.Y += 1;
rect.Height -= 1;
}
//右边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Right) != 0)
{
rect.Width -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Right) != 0)
{
rect.Width -= 1;
}
//下边
if ((this.m_InnerBorderVisibleStyle & BorderVisibleStyle.Bottom) != 0)
{
rect.Height -= 2;
}
else if ((this.m_BorderVisibleStyle & BorderVisibleStyle.Bottom) != 0)
{
rect.Height -= 1;
}
//设置剪切区
this.m_Graphics.SetClip(rect);
//绘制宽边框
using (GraphicsPath pathBorder = RenderEngine.CreateGraphicsPath(rect),
pathBorderIn = RenderEngine.CreateGraphicsPath(Rectangle.Inflate(rect, -3, -3)))
{
//边框区域
pathBorder.AddPath(pathBorderIn, true);
//绘制
using (Brush brush = new SolidBrush(this.CurrentBorderColor))
{
this.m_Graphics.FillPath(brush, pathBorder);
}
}
}
/// <summary>
/// 渲染背景色特效
/// </summary>
public void RenderBackColorAero()
{
if (this.m_State == State.Hidden || !RectangleEx.IsVisible(this.m_BackColorRect))
{
return;
}
//绘制模糊效果
if ((this.m_BackColorAeroStyle & AeroStyle.Blur) != 0)
{
Rectangle blurRect = this.CurrentBackColorPathRect;
int blurWidth = 0;
int blurHeight = 0;
switch (this.m_BackColorAlign)
{
case TabAlignment.Top:
blurHeight = (int)(this.CurrentBackColorPathRect.Height * this.m_BackColorAeroPos);
blurRect.Height = blurHeight;
break;
case TabAlignment.Bottom:
blurHeight = (int)(this.CurrentBackColorPathRect.Height * this.m_BackColorAeroPos);
blurRect.Y = blurRect.Bottom - blurHeight;
blurRect.Height = blurHeight;
break;
case TabAlignment.Left:
blurWidth = (int)(this.CurrentBackColorPathRect.Width * this.m_BackColorAeroPos);
blurRect.Width = blurWidth;
break;
case TabAlignment.Right:
blurWidth = (int)(this.CurrentBackColorPathRect.Width * this.m_BackColorAeroPos);
blurRect.X = blurRect.Right - blurWidth;
blurRect.Width = blurWidth;
break;
default: //同Top
blurHeight = (int)(this.CurrentBackColorPathRect.Height * this.m_BackColorAeroPos);
blurRect.Height = blurHeight;
break;
}
//绘制
RenderEngine.DrawAeroBlur(this.m_Graphics, blurRect, this.m_BackColorAeroBlurColor);
}
//绘制玻璃效果
if ((this.m_BackColorAeroStyle & AeroStyle.Glass) != 0)
{
Rectangle glassRect = this.CurrentBackColorPathRect;
int blurWidth = 0;
int blurHeight = 0;
switch (this.m_BackColorAlign)
{
case TabAlignment.Top:
blurHeight = (int)(glassRect.Height * this.BackColorAeroPos);
glassRect.Y += blurHeight; //底部
glassRect.Height = (glassRect.Height - blurHeight) * 2; //圆的一半
break;
case TabAlignment.Bottom:
blurHeight = (int)(glassRect.Height * this.BackColorAeroPos);
glassRect.Y -= (glassRect.Height - blurHeight); //顶部
glassRect.Height = (this.CurrentBackColorPathRect.Height - blurHeight) * 2; //圆的一半
break;
case TabAlignment.Left:
blurWidth = (int)(glassRect.Width * this.BackColorAeroPos);
glassRect.X += blurWidth; //右侧
glassRect.Width = (glassRect.Width - blurWidth) * 2; //圆的一半
break;
case TabAlignment.Right:
blurWidth = (int)(glassRect.Width * this.BackColorAeroPos);
glassRect.X -= (glassRect.Width - blurWidth); //左侧
glassRect.Width = (glassRect.Width - blurWidth) * 2; //圆的一般
break;
default: //同Top
blurHeight = (int)(glassRect.Height * this.BackColorAeroPos);
glassRect.Y += blurHeight; //底部
glassRect.Height = (glassRect.Height - blurHeight) * 2; //圆的一半
break;
}
//绘制
RenderEngine.DrawAeroGlass(this.m_Graphics, glassRect, this.BackColorAeroGlassCenterColor, this.BackColorAeroGlassSurroundColor);
}
}
//渲染文本核心方法
private void RenderTextCore(LayoutData layout)
{
layout.DoLayout(); //执行布局
this.CurrentTextPreferredRect = layout.OutTextBounds; //保存文本区域矩形
bool needRotate = !(Single.IsNaN(this.m_TextRotateAngle) || this.m_TextRotateAngle % 360f == 0f); //是否需要旋转
Rectangle textRect = needRotate ? RenderEngine.RotateRect(this.m_Graphics, this.CurrentTextPreferredRect, this.m_TextRotateAngle, false) : this.CurrentTextPreferredRect; //新绘图区域(如果旋转则为旋转后的区域)
//绘制阴影或描边
if (this.m_TextShadowShapeStyle != 0)
{
using (new SmoothingModeGraphics(this.m_Graphics, SmoothingMode.AntiAlias))
{
using (GraphicsPath textPath = new GraphicsPath())
{
//添加文本
textPath.AddString(this.m_Text, this.m_Font.FontFamily, (int)this.m_Font.Style, this.m_Graphics.DpiY * this.m_Font.SizeInPoints / 72f, textRect, layout.CurrentStringFormat);
//绘制阴影和阴影描边
if (((this.m_TextShadowShapeStyle & ShadowShapeStyle.Shadow) != 0) || ((this.m_TextShadowShapeStyle & ShadowShapeStyle.ShapeOfShadow) != 0 && this.m_TextShapeOfShadowWidth > 0f))
{
using (GraphicsPath shadowPath = textPath.Clone() as GraphicsPath)
{
using (Matrix shadowMatrix = new Matrix(1, 0, 0, 1, this.m_TextShadowMatrixOffset.X, this.m_TextShadowMatrixOffset.Y))
{
shadowPath.Transform(shadowMatrix);
}
//绘制阴影
if ((this.m_TextShadowShapeStyle & ShadowShapeStyle.Shadow) != 0)
{
using (Brush shadowBrush = new SolidBrush(this.m_TextShadowColor))
{
this.m_Graphics.FillPath(shadowBrush, shadowPath);
}
}
//阴影描边
if ((this.m_TextShadowShapeStyle & ShadowShapeStyle.ShapeOfShadow) != 0 && this.m_TextShapeOfShadowWidth > 0f)
{
using (Pen shapeOfShadowPen = new Pen(this.m_TextShapeOfShadowColor, this.m_TextShapeOfShadowWidth))
{
this.m_Graphics.DrawPath(shapeOfShadowPen, shadowPath);
}
}
}
}
//绘制文本
using (Brush textBrush = new SolidBrush(this.CurrentForeColor))
{
this.m_Graphics.FillPath(textBrush, textPath);
}
//文本描边
if ((this.m_TextShadowShapeStyle & ShadowShapeStyle.ShapeOfText) != 0 && this.m_TextShapeOfTextWidth > 0f)
{
using (Pen shapeOfTextPen = new Pen(this.m_TextShapeOfTextColor, this.m_TextShapeOfTextWidth))
{
this.m_Graphics.DrawPath(shapeOfTextPen, textPath);
}
}
}
}
}
else
{
using (new TextRenderingHintGraphics(this.m_Graphics, this.m_TextRenderingHint))
{
using (Brush textBrush = new SolidBrush(this.CurrentForeColor))
{
this.m_Graphics.DrawString(this.m_Text, this.m_Font, textBrush, textRect, layout.CurrentStringFormat);
}
}
}
//恢复旋转
if (needRotate)
{
this.m_Graphics.ResetTransform();
}
}