基于C#实现在图片上绘制文字

实践过程

效果

基于C#实现在图片上绘制文字

代码

public partial class Form1 : Form
{
    public Form1()
    {
        InitializeComponent();
    }
    private void button2_Click(object sender, EventArgs e)
    {
        if (textBox1.Text.Length != 0 && pictureBox1.Image != null)
        {
            Bitmap bt = new Bitmap(pictureBox1.Image);
            string myfont = textBox1.Text.Trim();
            Graphics g = Graphics.FromImage(bt);
            g.DrawString(textBox1.Text.Trim(), new Font("宋体", 50), new SolidBrush(Color.Red), new PointF(10,10));
            pictureBox1.Image = bt;
        }
    }
    private void button1_Click(object sender, EventArgs e)
    {
        if (openFileDialog1.ShowDialog() == DialogResult.OK)
        {
            pictureBox1.Image = Image.FromFile(openFileDialog1.FileName);
        }
    }
}
partial class Form1
{
    /// <summary>
    /// 必需的设计器变量。
    /// </summary>
    private System.ComponentModel.IContainer components = null;
    /// <summary>
    /// 清理所有正在使用的资源。
    /// </summary>
    /// <param name="disposing">如果应释放托管资源,为 true;否则为 false。</param>
    protected override void Dispose(bool disposing)
    {
        if (disposing && (components != null))
        {
            components.Dispose();
        }
        base.Dispose(disposing);
    }
    #region Windows 窗体设计器生成的代码
    /// <summary>
    /// 设计器支持所需的方法 - 不要
    /// 使用代码编辑器修改此方法的内容。
    /// </summary>
    private void InitializeComponent()
    {
        this.button1 = new System.Windows.Forms.Button();
        this.pictureBox1 = new System.Windows.Forms.PictureBox();
        this.button2 = new System.Windows.Forms.Button();
        this.textBox1 = new System.Windows.Forms.TextBox();
        this.label1 = new System.Windows.Forms.Label();
        this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
        ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).BeginInit();
        this.SuspendLayout();
        // 
        // button1
        // 
        this.button1.Location = new System.Drawing.Point(12, 12);
        this.button1.Name = "button1";
        this.button1.Size = new System.Drawing.Size(75, 23);
        this.button1.TabIndex = 0;
        this.button1.Text = "选择图片";
        this.button1.UseVisualStyleBackColor = true;
        this.button1.Click += new System.EventHandler(this.button1_Click);
        // 
        // pictureBox1
        // 
        this.pictureBox1.Location = new System.Drawing.Point(93, 12);
        this.pictureBox1.Name = "pictureBox1";
        this.pictureBox1.Size = new System.Drawing.Size(405, 209);
        this.pictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom;
        this.pictureBox1.TabIndex = 1;
        this.pictureBox1.TabStop = false;
        // 
        // button2
        // 
        this.button2.Location = new System.Drawing.Point(423, 259);
        this.button2.Name = "button2";
        this.button2.Size = new System.Drawing.Size(75, 23);
        this.button2.TabIndex = 2;
        this.button2.Text = "绘制文字";
        this.button2.UseVisualStyleBackColor = true;
        this.button2.Click += new System.EventHandler(this.button2_Click);
        // 
        // textBox1
        // 
        this.textBox1.Location = new System.Drawing.Point(71, 259);
        this.textBox1.Name = "textBox1";
        this.textBox1.Size = new System.Drawing.Size(346, 21);
        this.textBox1.TabIndex = 3;
        // 
        // label1
        // 
        this.label1.AutoSize = true;
        this.label1.Location = new System.Drawing.Point(12, 262);
        this.label1.Name = "label1";
        this.label1.Size = new System.Drawing.Size(53, 12);
        this.label1.TabIndex = 4;
        this.label1.Text = "输入文字";
        // 
        // openFileDialog1
        // 
        this.openFileDialog1.Filter = "图片文件|*.jpg;*.jpeg;*.png;*.bmp";
        // 
        // Form1
        // 
        this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
        this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
        this.ClientSize = new System.Drawing.Size(510, 295);
        this.Controls.Add(this.label1);
        this.Controls.Add(this.textBox1);
        this.Controls.Add(this.button2);
        this.Controls.Add(this.pictureBox1);
        this.Controls.Add(this.button1);
        this.Name = "Form1";
        this.Text = "Form1";
        ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).EndInit();
        this.ResumeLayout(false);
        this.PerformLayout();
    }
    #endregion
    private System.Windows.Forms.Button button1;
    private System.Windows.Forms.PictureBox pictureBox1;
    private System.Windows.Forms.Button button2;
    private System.Windows.Forms.TextBox textBox1;
    private System.Windows.Forms.Label label1;
    private System.Windows.Forms.OpenFileDialog openFileDialog1;
}

到此这篇关于基于C#实现在图片上绘制文字的文章就介绍到这了,更多相关C#图片绘制文字内容请搜索龙方网络以前的文章或继续浏览下面的相关文章希望大家以后多多支持龙方网络!

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郑重声明:本文版权归原作者所有,转载文章仅为传播更多信息之目的,如作者信息标记有误,请第一时间联系我们修改或删除,多谢。

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