<center><font size="6" color=blue;">'''我的作品'''</font></center> <font size="5" color="#545454>
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Graphics gdi(this->GetDC()->m_hDC); //构造一个GDI+对象
Pen red(Color(255,255,0,0),3); //构造一个画笔 画笔透明度是255
gdi.DrawLine(&red,10,10,50,10); //画线
FontFamily m_font(L"宋体");
Font font(&m_font,24); //构造字体
SolidBrush brush(Color(255,0,0,255)); //输出字符串要构造一个画刷
CRect rect;
this->GetClientRect(&rect); //得到客户区大小
PointF point(rect.right/2,rect.bottom/2);//坐标点
gdi.DrawString(L"中华",2,&font,point,&brush);//输出字符串
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版权声明：本文为CSDN博主「a550853006a」的原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接及本声明。
原文链接：https://blog.csdn.net/a550853006a/article/details/45769215
----
public partial class Form1 : Form
{
Timer timer = new Timer();
string[] lines = { "hellow world", "nihao", "line3", "line4", "line5", "end" };
int currentLine = 0;
----
public Form1()
{
InitializeComponent();
timer.Interval = 300;
timer.Tick += delegate { currentLine++; this.Invalidate(); };
timer.Start();
}
protected override void OnPaint(PaintEventArgs e)
{
for (int i = 0; i < currentLine % lines.Length; i++)
{
e.Graphics.DrawString(lines[i], this.Font, Brushes.Black, 10, 20 * i);
}
}
}
----
string[] lines;//所有文字，每行都有回车
int nextLine; //下一行
private void button2_Click(object sender, EventArgs e)
{
richTextBox1.Text =Resources.String1;
lines=richTextBox1.Lines;
richTextBox1.Text = "";
timer1.Interval = 1000;
timer1.Tick += new EventHandler(timer1_Tick);
timer1.Start();
}
void timer1_Tick(object sender, EventArgs e)
{
StringBuilder sb = new StringBuilder(richTextBox1.Text);
if (richTextBox1.Text != "")
{
sb.Append("\r\n");
}
sb.Append(lines[nextLine]); //添加下一行文字
richTextBox1.Text = sb.ToString();
richTextBox1.Select();
richTextBox1.SelectionStart = richTextBox1.Text.Length;
nextLine++;
if (nextLine >= lines.Length)
{
timer1.Enabled = false;
}
}
----
private void button1_Click(object sender, EventArgs e)//画图响应按钮(类似完成MFC中BitBlt或StrechBlt的功能) { Bitmap bitmap = new Bitmap(@"D:/工作照.jpg"); Graphics g = CreateGraphics(); //获得窗口屏幕大小 Rectangle rect = System.Windows.Forms.SystemInformation.VirtualScreen; int width = rect.Width; int height = rect.Height; g.DrawImage(bitmap, rect); button1.Visible = true; } private void button2_Click(object sender, EventArgs e)//动态输出文字(类似MFC中的TextOut()) { Font myFont = new Font("Verdana", 12); Graphics g = CreateGraphics(); //创建线渐变画刷： LinearGradientBrush myBrush = new LinearGradientBrush(ClientRectangle, Color.FromArgb(120, 120, 250), Color.Red, LinearGradientMode.Vertical); // g.DrawString("GDI 显示字符串", myFont, myBrush, new RectangleF(10, 10, 500, 200)); //创建一般画刷： SolidBrush bru1 = new SolidBrush(Color.FromArgb(250, 200, 0)); g.DrawString("GDI 显示字符串", myFont, bru1, new RectangleF(10, 10, 500, 200)); Pen newpen = new Pen(bru1); Point[] p = new Point[] { new Point(0, 0), new Point(100, 100), new Point(50, 100), new Point(200, 100) }; g.DrawEllipse(newpen,50,50, 100, 100); }
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版权声明：本文为CSDN博主「还可以吧有点纯纯的」的原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接及本声明。
原文链接：https://blog.csdn.net/kahncc/article/details/86623525
----
private void Form1_Paint(object sender, PaintEventArgs e)
{
Graphics g = e.Graphics;
g.Clear(Color.White);
g.SmoothingMode = SmoothingMode.AntiAlias;
//定义输出字体
Font myFont = new Font("Arial", 15, FontStyle.Regular, GraphicsUnit.Pixel);
//定义文本输出格式
StringFormat strFmt = new StringFormat();
strFmt.Alignment = StringAlignment.Near;
strFmt.LineAlignment = StringAlignment.Near;
string tempStr = string.Empty;
//获取系统所有已安装的字体系列
InstalledFontCollection installedCollection = new InstalledFontCollection();
FontFamily[] fontFamilyArray = installedCollection.Families;
int index = 0;
//访问 fontFamilyArray 数组中的每一个成员
foreach (FontFamily i in fontFamilyArray)
{
//获取当前字体系统的名称
tempStr += i.Name + ",";
index++;
}
//绘制所有字体
Rectangle textOutRect = new Rectangle(0, 15, Width, Height);
g.DrawString(tempStr, myFont, Brushes.Black, textOutRect, strFmt);
tempStr = string.Format("系统中已经安装的字体有{0}种，其名称分别为：\n", index + 1);
g.DrawString(tempStr,myFont,Brushes.Red,new PointF(0,0));
}
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版权声明：本文为CSDN博主「keep_silence_」的原创文章，遵循 CC 4.0 BY-SA 版权协议，转载请附上原文出处链接及本声明。
原文链接：https://blog.csdn.net/keep_silence_/article/details/8130005
