目录
- 实践过程
- 效果
- 代码
实践过程
效果
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,编程客栈 23); this.button1.TabInpythondex = 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编程.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; androidthis.label1.Location = new System.Drawing.Point(12, 262); thiwww.devze.coms.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(51开发者_开发学习0, 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; }
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