今天在博客园上看到一篇文章,讲的是如何用C#来实现Word中的艺术字效果,看完了深有感触,将其代码归纳整合,写成一个类,这样使用起来要更方便一些。(原文:http://www.cnblogs.com/ziyiFly/archive/2008/09/22/1296218.html)顺便在此对作者表示深切敬意和诚挚的感谢!
代码如下:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Drawing.Text;
using System.Drawing.Drawing2D;
using System.Data;
using System.Text;
using System.Windows.Forms;
public partial class WordArt : UserControl//这是一个艺术字的控件
{
//文本属性
private string _text = "WordArt";
public string Caption
{
get { return _text; }
set { _text = value; }
}
//字体以及大小
private Font _WordArtFont = new Font("宋体",15);
public Font WordArtFont
{
get { return _WordArtFont; }
set { _WordArtFont = value; }
}
//颜色
private Color _WordArtForeColor = Color.BlueViolet;
public Color WordArtForeColor
{
get { return _WordArtForeColor; }
set { _WordArtForeColor = value; }
}
//阴影的颜色
private Color _WordArtBackColor = Color.Gray;
public Color WordArtBackColor
{
set { _WordArtBackColor = value; }
get { return _WordArtBackColor; }
}
//文本输出质量:呈现模式和平滑效果
private TextRenderingHint _TextRenderingHint = TextRenderingHint.ClearTypeGridFit;
public TextRenderingHint WordArtTextRenderingHint
{
get { return _TextRenderingHint; }
set { _TextRenderingHint = value; }
}
public SmoothingMode _SmoothingMode = SmoothingMode.AntiAlias;
public SmoothingMode WordArtSmoothingMode
{
get { return _SmoothingMode; }
set { _SmoothingMode = value; }
}
public WordArt()
{
InitializeComponent();
}
//艺术字的形式:阴影,浮雕……
private WordArtEffectStyle _WordArtEffect=WordArtEffectStyle.projection;//投影为默认形式;
public WordArtEffectStyle WordArtEffect
{
get { return _WordArtEffect; }
set { _WordArtEffect = value; }
}
protected override void OnPaint(PaintEventArgs e)
{
base.OnPaint(e);
Graphics g = this.CreateGraphics();
Brush backBrush=new SolidBrush(this.WordArtBackColor);
Brush foreBrush=new SolidBrush(this.WordArtForeColor);
SizeF size = g.MeasureString(this.Caption, this.WordArtFont);
Single posX = (this.Width - Convert.ToInt16(size.Width)) / 2;
Single posY = (this.Height - Convert.ToInt16(size.Height)) / 2;
switch (this.WordArtEffect)
{
case WordArtEffectStyle.projection://投影效果
//设置文本输出质量
g.TextRenderingHint = this.WordArtTextRenderingHint;
g.SmoothingMode = this.WordArtSmoothingMode;
Matrix matrix = new Matrix();
//投射
matrix.Shear(-1.5f, 0.0f);
//缩放
matrix.Scale(1, 0.5f);
//平移
matrix.Translate(120, 75);
//对绘图平面坐标实施变换
g.Transform = matrix;
//绘制阴影
SolidBrush grayBrush = new SolidBrush(this.WordArtBackColor);
SolidBrush colorBrush = new SolidBrush(this.WordArtForeColor);
g.DrawString(this.Caption, this.WordArtFont, grayBrush, new PointF(0, 20));
g.ResetTransform();
//绘制前景
g.DrawString(this.Caption, this.WordArtFont, colorBrush, new PointF(0,20));
break;
case WordArtEffectStyle.embossment://浮雕效果
backBrush = Brushes.Black;
foreBrush = Brushes.White;
g.DrawString(this.Caption, this.WordArtFont, backBrush, posX + 1, posY + 1);
g.DrawString(this.Caption, this.WordArtFont, foreBrush, posX, posY );
break;
case WordArtEffectStyle.forme://印版效果
int i = 0;
backBrush = new SolidBrush(this.WordArtBackColor);
foreBrush = new SolidBrush(this.WordArtForeColor);
while (i < 20)
{
g.DrawString(this.Caption, this.WordArtFont, backBrush, posX - i, posY + i);
i = i + 1;
}
g.DrawString(this.Caption, this.WordArtFont, foreBrush, posX, posY);
break;
case WordArtEffectStyle.Reflection://倒影效果
backBrush = new SolidBrush(this.WordArtBackColor);
foreBrush = new SolidBrush(this.WordArtForeColor);
g.TranslateTransform(posX, posY);
int ascent = this.WordArtFont.FontFamily.GetCellAscent(this.WordArtFont.Style);
int spacing = this.WordArtFont.FontFamily.GetLineSpacing(this.WordArtFont.Style);
int lineHeight = System.Convert.ToInt16(this.WordArtFont.GetHeight(g));
int height = lineHeight * ascent / spacing;
GraphicsState state = g.Save();
g.ScaleTransform(1, -1.0f);
g.DrawString(this.Caption, this.WordArtFont, backBrush, 0, -height);
g.Restore(state);
g.DrawString(this.Caption,this.WordArtFont, foreBrush, 0, -height);
break;
case WordArtEffectStyle.shadow://阴影效果
Brush shadowBrush = Brushes.Gray;
foreBrush = new SolidBrush(this.WordArtBackColor);
posX = (this.Width - Convert.ToInt16(size.Width)) / 4;
posY = (this.Height - Convert.ToInt16(size.Height)) / 3;
g.DrawString(this.Caption, this.WordArtFont, shadowBrush, posX + 20, posY + 20);
g.DrawString(this.Caption, this.WordArtFont, foreBrush, posX, posY);
break;
case WordArtEffectStyle.grain://纹理的效果
break;
case WordArtEffectStyle.slope://倾斜
g.TranslateTransform(posX, posY);
Matrix transform = g.Transform;
//右倾斜文字
//float shearX = -0.230F;
//左倾斜文字
float shearX = 0.550F;
float shearY = 0.10F;
transform.Shear(shearX, shearY);
g.Transform = transform;
g.DrawString(this.Caption, this.WordArtFont, foreBrush, 0, 0);
break;
case WordArtEffectStyle.shadeLines://渐变
Brush ShadowBrush = Brushes.Gray;
PointF point = new PointF(0, 0);
RectangleF rectangle = new RectangleF(point, size);
Brush brush = new LinearGradientBrush(rectangle, Color.Red, Color.Green, LinearGradientMode.Horizontal);
int xwidth = (this.Width - Convert.ToInt16(size.Width)) / 2;
int xheight = (this.Height - Convert.ToInt16(size.Height)) / 2;
g.DrawString(this.Caption,this.WordArtFont, brush, xwidth, xheight);
break;
case WordArtEffectStyle.circumgyrate://旋转
for (int n = 0; n <= 360; n += 30)
{
//平移到对象中心
g.TranslateTransform(this.Width / 2, this.Height / 2);
//设置Graphics对象的输出角度
g.RotateTransform(n);
//设置文字填充颜色
g.DrawString(this.Caption, this.WordArtFont, foreBrush, 0, 0);
//恢复全局变换矩阵
g.ResetTransform();
}
break;
}
}
}
public enum WordArtEffectStyle
{
//投影,浮雕,印版,倒影,阴影,纹理, 倾斜,渐变,旋转
projection, embossment, forme, Reflection, shadow, grain, slope, shadeLines, circumgyrate
}