C#实现批量给图片添加水印的示例代码
更新时间:2022年12月09日 11:28:53 作者:芝麻粒儿
这篇文章主要为大家详细介绍了如何利用C#实现批量给图片添加水印的功能,文中的示例代码讲解详细,对我们学习C#有一定的帮助,感兴趣的小伙伴可以了解一下
实践过程
效果
代码
public partial class Form1 : Form { public Form1() { InitializeComponent(); } #region 获取系统字体 private void GetSystemFont(ToolStripComboBox cb) { InstalledFontCollection myFont = new InstalledFontCollection(); foreach (FontFamily ff in myFont.Families) { cb.Items.Add(ff.Name); } cb.SelectedItem = "宋体"; } #endregion private void Form1_Load(object sender, EventArgs e) { cbbPosition.SelectedIndex = 0; } string[] ImgArray = null; string ImgDirectoryPath = null; private void btnLoadImg_Click(object sender, EventArgs e) { if (openFileDialog1.ShowDialog() == DialogResult.OK) { lbImgList.Items.Clear(); ImgArray = openFileDialog1.FileNames; string ImgP = ImgArray[0].ToString(); ImgP = ImgP.Remove(ImgP.LastIndexOf("\\")); ImgDirectoryPath = ImgP; for (int i = 0; i < ImgArray.Length; i++) { string ImgPath = ImgArray[i].ToString(); string ImgName = ImgPath.Substring(ImgPath.LastIndexOf("\\") + 1, ImgPath.Length - ImgPath.LastIndexOf("\\") - 1); lbImgList.Items.Add(ImgName); } tsslStatus.Text = "图片总数:" + lbImgList.Items.Count; } } private void lbImgList_SelectedIndexChanged(object sender, EventArgs e) { if (lbImgList.SelectedItems.Count > 0) { tsslText.Text = "图片位置:" + ImgDirectoryPath + "\\" + lbImgList.SelectedItems[0].ToString(); } } private void btnPreview_Click(object sender, EventArgs e) { if (lbImgList.Items.Count > 0) { if (rbTxt.Checked) { if (txtWaterMarkFont.Text != "" && txtSavaPath.Text.Trim() != "") { AddFontWatermark(txtWaterMarkFont.Text.Trim(), lbImgList.Items[0].ToString(), 0); Form2 frm2 = new Form2(); frm2.ig = BigBt; frm2.ShowDialog(); } } else { if (txtWaterMarkImg.Text != "" && txtSavaPath.Text != "") { ChangeAlpha(); AddFontWatermark(txtWaterMarkFont.Text.Trim(), lbImgList.Items[0].ToString(), 2); Form2 frm2 = new Form2(); frm2.ig = BigBt; frm2.ShowDialog(); } } } } private void trackBar1_Enter(object sender, EventArgs e) { lbImgList.Focus(); } private void btnSelect_Click(object sender, EventArgs e) { if (openFileDialog2.ShowDialog() == DialogResult.OK) { txtWaterMarkImg.Text = openFileDialog2.FileName; if (rbPIC.Checked == true) { ChangeAlpha(); pbImgPreview.Image = Image.FromFile(txtWaterMarkImg.Text.Trim()); } } } private void rbTxt_CheckedChanged(object sender, EventArgs e) { trackBar1.Enabled = false; if (rbPIC.Checked) pbImgPreview.Image = null; } private void rbPIC_CheckedChanged(object sender, EventArgs e) { trackBar1.Enabled = true; if (rbTxt.Checked) { pbImgPreview.Image = null; } } private void button1_Click(object sender, EventArgs e) { if (lbImgList.Items.Count > 0) { fontDialog1.ShowColor = true; fontDialog1.ShowHelp = false; fontDialog1.ShowApply = false; if (fontDialog1.ShowDialog() == DialogResult.OK) { FontF = fontDialog1.Font.FontFamily; fontColor = fontDialog1.Color; fontSize = fontDialog1.Font.Size; fontStyle = fontDialog1.Font.Style; AddFontWatermark(txtWaterMarkFont.Text.Trim(), lbImgList.Items[0].ToString(), 0); pbImgPreview.Image = bt; } } } Bitmap bt = null; float fontSize = 8; Color fontColor = Color.Black; FontFamily FontF = null; FontStyle fontStyle = FontStyle.Regular; int Fwidth; int Fheight; Bitmap BigBt; Font f; Brush b; private void AddFontWatermark(string txt, string Iname, int i) //预览 { b = new SolidBrush(fontColor); bt = new Bitmap(368, 75); BigBt = new Bitmap(Image.FromFile(ImgDirectoryPath + "\\" + Iname)); Graphics g = Graphics.FromImage(bt); Graphics g1 = Graphics.FromImage(BigBt); g.Clear(Color.Gainsboro); pbImgPreview.Image = bt; if (FontF == null) { f = new Font(txt, fontSize); SizeF XMaxSize = g.MeasureString(txt, f); Fwidth = (int) XMaxSize.Width; Fheight = (int) XMaxSize.Height; g.DrawString(txt, f, b, (int) (368 - Fwidth) / 2, (int) (75 - Fheight) / 2); if (cbbPosition.SelectedIndex == 0) //正中 { g1.DrawString(txt, f, b, (int) (BigBt.Width - Fwidth) / 2, (int) (BigBt.Height - Fheight) / 2); } if (cbbPosition.SelectedIndex == 1) //左上 { g1.DrawString(txt, f, b, 30, 30); } if (cbbPosition.SelectedIndex == 2) //左下 { g1.DrawString(txt, f, b, 30, (int) (BigBt.Height - Fheight) - 30); } if (cbbPosition.SelectedIndex == 3) //右上 { g1.DrawString(txt, f, b, (int) (BigBt.Width - Fwidth), 30); } if (cbbPosition.SelectedIndex == 4) //右下 { g1.DrawString(txt, f, b, (int) (BigBt.Width - Fwidth), (int) (BigBt.Height - Fheight) - 30); } } else { f = new Font(FontF, fontSize, fontStyle); SizeF XMaxSize = g.MeasureString(txt, f); Fwidth = (int) XMaxSize.Width; Fheight = (int) XMaxSize.Height; g.DrawString(txt, new Font(FontF, fontSize, fontStyle), b, (int) (368 - Fwidth) / 2, (int) (75 - Fheight) / 2); if (cbbPosition.SelectedIndex == 0) //正中 { g1.DrawString(txt, new Font(FontF, fontSize, fontStyle), b, (int) (BigBt.Width - Fwidth) / 2, (int) (BigBt.Height - Fheight) / 2); } if (cbbPosition.SelectedIndex == 1) //左上 { g1.DrawString(txt, new Font(FontF, fontSize, fontStyle), b, 30, 30); } if (cbbPosition.SelectedIndex == 2) //左下 { g1.DrawString(txt, new Font(FontF, fontSize, fontStyle), b, 30, (int) (BigBt.Height - Fheight) - 30); } if (cbbPosition.SelectedIndex == 3) //右上 { g1.DrawString(txt, new Font(FontF, fontSize, fontStyle), b, (int) (BigBt.Width - Fwidth), Fheight); } if (cbbPosition.SelectedIndex == 4) //右下 { g1.DrawString(txt, new Font(FontF, fontSize, fontStyle), b, (int) (BigBt.Width - Fwidth), (int) (BigBt.Height - Fheight) - 30); } } if (i == 1) { string ipath; if (NewFolderPath.Length == 3) ipath = NewFolderPath.Remove(NewFolderPath.LastIndexOf(":") + 1); else ipath = NewFolderPath; string imgstype = Iname.Substring(Iname.LastIndexOf(".") + 1, Iname.Length - 1 - Iname.LastIndexOf(".")); if (imgstype.ToLower() == "jpeg" || imgstype.ToLower() == "jpg") { BigBt.Save(ipath + "\\_" + Iname, ImageFormat.Jpeg); } if (imgstype.ToLower() == "png") { BigBt.Save(ipath + "\\_" + Iname, ImageFormat.Png); } if (imgstype.ToLower() == "bmp") { BigBt.Save(ipath + "\\_" + Iname, ImageFormat.Bmp); } if (imgstype.ToLower() == "gif") { BigBt.Save(ipath + "\\_" + Iname, ImageFormat.Gif); } g1.Dispose(); BigBt.Dispose(); } if (i == 2) { if (cbbPosition.SelectedIndex == 0) //正中 { g1.DrawImage(effect, (int) (BigBt.Width - effect.Width) / 2, (int) (BigBt.Height - effect.Height) / 2); } if (cbbPosition.SelectedIndex == 1) //左上 { g1.DrawImage(effect, 30, 30); } if (cbbPosition.SelectedIndex == 2) //左下 { g1.DrawImage(effect, 30, (int) (BigBt.Height - effect.Height) - 30); } if (cbbPosition.SelectedIndex == 3) //右上 { g1.DrawImage(effect, (int) (BigBt.Width - effect.Width) - 30, 30); } if (cbbPosition.SelectedIndex == 4) //右下 { g1.DrawImage(effect, (int) (BigBt.Width - effect.Width) - 30, (int) (BigBt.Height - effect.Height) - 30); } } if (i == 3) { if (cbbPosition.SelectedIndex == 0) //正中 { g1.DrawImage(effect, (int) (BigBt.Width - effect.Width) / 2, (int) (BigBt.Height - effect.Height) / 2); } if (cbbPosition.SelectedIndex == 1) //左上 { g1.DrawImage(effect, 30, 30); } if (cbbPosition.SelectedIndex == 2) //左下 { g1.DrawImage(effect, 30, (int) (BigBt.Height - effect.Height) - 30); } if (cbbPosition.SelectedIndex == 3) //右上 { g1.DrawImage(effect, (int) (BigBt.Width - effect.Width), 30); } if (cbbPosition.SelectedIndex == 4) //右下 { g1.DrawImage(effect, (int) (BigBt.Width - effect.Width), (int) (BigBt.Height - effect.Height) - 30); } string ipath; if (NewFolderPath.Length == 3) ipath = NewFolderPath.Remove(NewFolderPath.LastIndexOf(":") + 1); else ipath = NewFolderPath; string imgstype = Iname.Substring(Iname.LastIndexOf(".") + 1, Iname.Length - 1 - Iname.LastIndexOf(".")); if (imgstype.ToLower() == "jpeg" || imgstype.ToLower() == "jpg") { BigBt.Save(ipath + "\\_" + Iname, ImageFormat.Jpeg); } if (imgstype.ToLower() == "png") { BigBt.Save(ipath + "\\_" + Iname, ImageFormat.Png); } if (imgstype.ToLower() == "bmp") { BigBt.Save(ipath + "\\_" + Iname, ImageFormat.Bmp); } if (imgstype.ToLower() == "gif") { BigBt.Save(ipath + "\\_" + Iname, ImageFormat.Gif); } } } private void txtWaterMarkFont_TextChanged(object sender, EventArgs e) { if (lbImgList.Items.Count <= 0) { MessageBox.Show("请加载图片", "警告", MessageBoxButtons.OK, MessageBoxIcon.Error); return; } else { AddFontWatermark(txtWaterMarkFont.Text.Trim(), lbImgList.Items[0].ToString(), 0); pbImgPreview.Image = bt; } } private void btnExit_Click(object sender, EventArgs e) { Application.Exit(); } /// <summary> /// 调节透明度 /// </summary> /// <param name="sender"></param> /// <param name="e"></param> Bitmap effect; Bitmap source; Image new_img; private void ChangeAlpha() { pbImgPreview.Refresh(); source = new Bitmap(Image.FromFile(txtWaterMarkImg.Text.Trim())); if (source.Width <= 368) effect = new Bitmap(368, 75); else { Image.GetThumbnailImageAbort callb = null; //对水印图片生成缩略图,缩小到原图得1/4 new_img = source.GetThumbnailImage(source.Width / 4, source.Width / 4, callb, new System.IntPtr()); effect = new Bitmap(this.new_img.Width, this.new_img.Height); } Graphics _effect = Graphics.FromImage(effect); float[][] matrixItems = { new float[] {1, 0, 0, 0, 0}, new float[] {0, 1, 0, 0, 0}, new float[] {0, 0, 1, 0, 0}, new float[] {0, 0, 0, 0, 0}, new float[] {0, 0, 0, trackBar1.Value / 255f, 1} }; ColorMatrix imgMatrix = new ColorMatrix(matrixItems); ImageAttributes imgEffect = new ImageAttributes(); imgEffect.SetColorMatrix(imgMatrix, ColorMatrixFlag.Default, ColorAdjustType.Bitmap); if (source.Width <= 368) { _effect.DrawImage(source, new Rectangle(0, 0, 368, 75), 0, 0, 368, 75, GraphicsUnit.Pixel, imgEffect); } else { _effect.DrawImage(new_img, new Rectangle(0, 0, new_img.Width, new_img.Height), 0, 0, new_img.Width, new_img.Height, GraphicsUnit.Pixel, imgEffect); } pbImgPreview.Image = effect; } private void trackBar1_ValueChanged(object sender, EventArgs e) { if (rbPIC.Checked && txtWaterMarkImg.Text.Trim() != "") ChangeAlpha(); } private void btnPerform_Click(object sender, EventArgs e) { if (rbTxt.Checked && txtSavaPath.Text != "" && txtWaterMarkFont.Text != "") { for (int i = 0; i < lbImgList.Items.Count; i++) { AddFontWatermark(txtWaterMarkFont.Text.Trim(), lbImgList.Items[i].ToString(), 1); } MessageBox.Show("添加水印成功", "提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } if (rbPIC.Checked && txtSavaPath.Text != "" && pbImgPreview.Image != null) { for (int i = 0; i < lbImgList.Items.Count; i++) { AddFontWatermark(txtWaterMarkFont.Text.Trim(), lbImgList.Items[i].ToString(), 3); } MessageBox.Show("添加水印成功", "提示", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } } string NewFolderPath; private void button2_Click(object sender, EventArgs e) { if (folderBrowserDialog1.ShowDialog() == DialogResult.OK) { txtSavaPath.Text = folderBrowserDialog1.SelectedPath; NewFolderPath = txtSavaPath.Text.Trim(); } } }
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.colorDialog1 = new System.Windows.Forms.ColorDialog(); this.statusStrip1 = new System.Windows.Forms.StatusStrip(); this.tsslStatus = new System.Windows.Forms.ToolStripStatusLabel(); this.tsslText = new System.Windows.Forms.ToolStripStatusLabel(); this.splitContainer1 = new System.Windows.Forms.SplitContainer(); this.groupBox1 = new System.Windows.Forms.GroupBox(); this.lbImgList = new System.Windows.Forms.ListBox(); this.button2 = new System.Windows.Forms.Button(); this.txtSavaPath = new System.Windows.Forms.TextBox(); this.label5 = new System.Windows.Forms.Label(); this.btnPreview = new System.Windows.Forms.Button(); this.btnExit = new System.Windows.Forms.Button(); this.btnPerform = new System.Windows.Forms.Button(); this.btnLoadImg = new System.Windows.Forms.Button(); this.groupBox2 = new System.Windows.Forms.GroupBox(); this.label6 = new System.Windows.Forms.Label(); this.label4 = new System.Windows.Forms.Label(); this.cbbPosition = new System.Windows.Forms.ComboBox(); this.label2 = new System.Windows.Forms.Label(); this.button1 = new System.Windows.Forms.Button(); this.trackBar1 = new System.Windows.Forms.TrackBar(); this.rbPIC = new System.Windows.Forms.RadioButton(); this.rbTxt = new System.Windows.Forms.RadioButton(); this.txtWaterMarkFont = new System.Windows.Forms.TextBox(); this.label1 = new System.Windows.Forms.Label(); this.txtWaterMarkImg = new System.Windows.Forms.TextBox(); this.label3 = new System.Windows.Forms.Label(); this.btnSelect = new System.Windows.Forms.Button(); this.pbImgPreview = new System.Windows.Forms.PictureBox(); this.fontDialog1 = new System.Windows.Forms.FontDialog(); this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog(); this.openFileDialog2 = new System.Windows.Forms.OpenFileDialog(); this.folderBrowserDialog1 = new System.Windows.Forms.FolderBrowserDialog(); this.statusStrip1.SuspendLayout(); this.splitContainer1.Panel1.SuspendLayout(); this.splitContainer1.Panel2.SuspendLayout(); this.splitContainer1.SuspendLayout(); this.groupBox1.SuspendLayout(); this.groupBox2.SuspendLayout(); ((System.ComponentModel.ISupportInitialize)(this.trackBar1)).BeginInit(); ((System.ComponentModel.ISupportInitialize)(this.pbImgPreview)).BeginInit(); this.SuspendLayout(); // // statusStrip1 // this.statusStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] { this.tsslStatus, this.tsslText}); this.statusStrip1.Location = new System.Drawing.Point(0, 368); this.statusStrip1.Name = "statusStrip1"; this.statusStrip1.Size = new System.Drawing.Size(601, 22); this.statusStrip1.TabIndex = 0; this.statusStrip1.Text = "statusStrip1"; // // tsslStatus // this.tsslStatus.Name = "tsslStatus"; this.tsslStatus.Size = new System.Drawing.Size(53, 17); this.tsslStatus.Text = "准备就绪"; // // tsslText // this.tsslText.Name = "tsslText"; this.tsslText.Size = new System.Drawing.Size(0, 17); // // splitContainer1 // this.splitContainer1.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D; this.splitContainer1.Dock = System.Windows.Forms.DockStyle.Fill; this.splitContainer1.IsSplitterFixed = true; this.splitContainer1.Location = new System.Drawing.Point(0, 0); this.splitContainer1.Name = "splitContainer1"; // // splitContainer1.Panel1 // this.splitContainer1.Panel1.Controls.Add(this.groupBox1); // // splitContainer1.Panel2 // this.splitContainer1.Panel2.Controls.Add(this.button2); this.splitContainer1.Panel2.Controls.Add(this.txtSavaPath); this.splitContainer1.Panel2.Controls.Add(this.label5); this.splitContainer1.Panel2.Controls.Add(this.btnPreview); this.splitContainer1.Panel2.Controls.Add(this.btnExit); this.splitContainer1.Panel2.Controls.Add(this.btnPerform); this.splitContainer1.Panel2.Controls.Add(this.btnLoadImg); this.splitContainer1.Panel2.Controls.Add(this.groupBox2); this.splitContainer1.Size = new System.Drawing.Size(601, 368); this.splitContainer1.SplitterDistance = 206; this.splitContainer1.SplitterWidth = 2; this.splitContainer1.TabIndex = 1; // // groupBox1 // this.groupBox1.Controls.Add(this.lbImgList); this.groupBox1.Location = new System.Drawing.Point(7, 2); this.groupBox1.Name = "groupBox1"; this.groupBox1.Size = new System.Drawing.Size(189, 359); this.groupBox1.TabIndex = 0; this.groupBox1.TabStop = false; this.groupBox1.Text = "加水印图片列表"; // // lbImgList // this.lbImgList.FormattingEnabled = true; this.lbImgList.ItemHeight = 12; this.lbImgList.Location = new System.Drawing.Point(6, 13); this.lbImgList.Name = "lbImgList"; this.lbImgList.Size = new System.Drawing.Size(177, 340); this.lbImgList.TabIndex = 0; this.lbImgList.SelectedIndexChanged += new System.EventHandler(this.lbImgList_SelectedIndexChanged); // // button2 // this.button2.Location = new System.Drawing.Point(321, 291); this.button2.Name = "button2"; this.button2.Size = new System.Drawing.Size(65, 23); this.button2.TabIndex = 8; this.button2.Text = "浏览..."; this.button2.UseVisualStyleBackColor = true; this.button2.Click += new System.EventHandler(this.button2_Click); // // txtSavaPath // this.txtSavaPath.BackColor = System.Drawing.Color.White; this.txtSavaPath.Enabled = false; this.txtSavaPath.Location = new System.Drawing.Point(78, 292); this.txtSavaPath.Name = "txtSavaPath"; this.txtSavaPath.ReadOnly = true; this.txtSavaPath.Size = new System.Drawing.Size(239, 21); this.txtSavaPath.TabIndex = 7; // // label5 // this.label5.AutoSize = true; this.label5.Location = new System.Drawing.Point(13, 296); this.label5.Name = "label5"; this.label5.Size = new System.Drawing.Size(65, 12); this.label5.TabIndex = 6; this.label5.Text = "保存位置:"; // // btnPreview // this.btnPreview.Location = new System.Drawing.Point(114, 327); this.btnPreview.Name = "btnPreview"; this.btnPreview.Size = new System.Drawing.Size(75, 23); this.btnPreview.TabIndex = 5; this.btnPreview.Text = "水印预览"; this.btnPreview.UseVisualStyleBackColor = true; this.btnPreview.Click += new System.EventHandler(this.btnPreview_Click); // // btnExit // this.btnExit.Location = new System.Drawing.Point(301, 327); this.btnExit.Name = "btnExit"; this.btnExit.Size = new System.Drawing.Size(75, 23); this.btnExit.TabIndex = 4; this.btnExit.Text = "关闭退出"; this.btnExit.UseVisualStyleBackColor = true; this.btnExit.Click += new System.EventHandler(this.btnExit_Click); // // btnPerform // this.btnPerform.Location = new System.Drawing.Point(207, 327); this.btnPerform.Name = "btnPerform"; this.btnPerform.Size = new System.Drawing.Size(75, 23); this.btnPerform.TabIndex = 3; this.btnPerform.Text = "开始执行"; this.btnPerform.UseVisualStyleBackColor = true; this.btnPerform.Click += new System.EventHandler(this.btnPerform_Click); // // btnLoadImg // this.btnLoadImg.Location = new System.Drawing.Point(14, 327); this.btnLoadImg.Name = "btnLoadImg"; this.btnLoadImg.Size = new System.Drawing.Size(75, 23); this.btnLoadImg.TabIndex = 2; this.btnLoadImg.Text = "加载图片"; this.btnLoadImg.UseVisualStyleBackColor = true; this.btnLoadImg.Click += new System.EventHandler(this.btnLoadImg_Click); // // groupBox2 // this.groupBox2.Controls.Add(this.label6); this.groupBox2.Controls.Add(this.label4); this.groupBox2.Controls.Add(this.cbbPosition); this.groupBox2.Controls.Add(this.label2); this.groupBox2.Controls.Add(this.button1); this.groupBox2.Controls.Add(this.trackBar1); this.groupBox2.Controls.Add(this.rbPIC); this.groupBox2.Controls.Add(this.rbTxt); this.groupBox2.Controls.Add(this.txtWaterMarkFont); this.groupBox2.Controls.Add(this.label1); this.groupBox2.Controls.Add(this.txtWaterMarkImg); this.groupBox2.Controls.Add(this.label3); this.groupBox2.Controls.Add(this.btnSelect); this.groupBox2.Controls.Add(this.pbImgPreview); this.groupBox2.Location = new System.Drawing.Point(3, 3); this.groupBox2.Name = "groupBox2"; this.groupBox2.Size = new System.Drawing.Size(383, 274); this.groupBox2.TabIndex = 0; this.groupBox2.TabStop = false; this.groupBox2.Text = "水印设置"; // // label6 // this.label6.AutoSize = true; this.label6.Location = new System.Drawing.Point(10, 171); this.label6.Name = "label6"; this.label6.Size = new System.Drawing.Size(257, 12); this.label6.TabIndex = 16; this.label6.Text = "注意:水印图片建议使用分辨率为368*75的图片"; // // label4 // this.label4.AutoSize = true; this.label4.Location = new System.Drawing.Point(244, 145); this.label4.Name = "label4"; this.label4.Size = new System.Drawing.Size(65, 12); this.label4.TabIndex = 4; this.label4.Text = "水印位置:"; // // cbbPosition // this.cbbPosition.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList; this.cbbPosition.FormattingEnabled = true; this.cbbPosition.Items.AddRange(new object[] { "正中", "左上", "左下", "右上", "右下"}); this.cbbPosition.Location = new System.Drawing.Point(315, 141); this.cbbPosition.Name = "cbbPosition"; this.cbbPosition.Size = new System.Drawing.Size(65, 20); this.cbbPosition.TabIndex = 15; // // label2 // this.label2.AutoSize = true; this.label2.Location = new System.Drawing.Point(8, 147); this.label2.Name = "label2"; this.label2.Size = new System.Drawing.Size(65, 12); this.label2.TabIndex = 14; this.label2.Text = "透明设置:"; // // button1 // this.button1.Location = new System.Drawing.Point(315, 48); this.button1.Name = "button1"; this.button1.Size = new System.Drawing.Size(65, 23); this.button1.TabIndex = 13; this.button1.Text = "字体设置"; this.button1.UseVisualStyleBackColor = true; this.button1.Click += new System.EventHandler(this.button1_Click); // // trackBar1 // this.trackBar1.AutoSize = false; this.trackBar1.Enabled = false; this.trackBar1.LargeChange = 1; this.trackBar1.Location = new System.Drawing.Point(69, 140); this.trackBar1.Maximum = 255; this.trackBar1.Name = "trackBar1"; this.trackBar1.Size = new System.Drawing.Size(179, 22); this.trackBar1.TabIndex = 12; this.trackBar1.Value = 255; this.trackBar1.ValueChanged += new System.EventHandler(this.trackBar1_ValueChanged); this.trackBar1.Enter += new System.EventHandler(this.trackBar1_Enter); // // rbPIC // this.rbPIC.AutoSize = true; this.rbPIC.Location = new System.Drawing.Point(10, 82); this.rbPIC.Name = "rbPIC"; this.rbPIC.Size = new System.Drawing.Size(95, 16); this.rbPIC.TabIndex = 11; this.rbPIC.Text = "添加图片水印"; this.rbPIC.UseVisualStyleBackColor = true; this.rbPIC.CheckedChanged += new System.EventHandler(this.rbPIC_CheckedChanged); // // rbTxt // this.rbTxt.AutoSize = true; this.rbTxt.Checked = true; this.rbTxt.Location = new System.Drawing.Point(8, 22); this.rbTxt.Name = "rbTxt"; this.rbTxt.Size = new System.Drawing.Size(95, 16); this.rbTxt.TabIndex = 10; this.rbTxt.TabStop = true; this.rbTxt.Text = "添加文字水印"; this.rbTxt.UseVisualStyleBackColor = true; this.rbTxt.CheckedChanged += new System.EventHandler(this.rbTxt_CheckedChanged); // // txtWaterMarkFont // this.txtWaterMarkFont.Location = new System.Drawing.Point(75, 49); this.txtWaterMarkFont.Name = "txtWaterMarkFont"; this.txtWaterMarkFont.Size = new System.Drawing.Size(239, 21); this.txtWaterMarkFont.TabIndex = 2; this.txtWaterMarkFont.TextChanged += new System.EventHandler(this.txtWaterMarkFont_TextChanged); // // label1 // this.label1.AutoSize = true; this.label1.Location = new System.Drawing.Point(8, 53); this.label1.Name = "label1"; this.label1.Size = new System.Drawing.Size(65, 12); this.label1.TabIndex = 1; this.label1.Text = "水印文字:"; // // txtWaterMarkImg // this.txtWaterMarkImg.BackColor = System.Drawing.Color.White; this.txtWaterMarkImg.Enabled = false; this.txtWaterMarkImg.Location = new System.Drawing.Point(75, 109); this.txtWaterMarkImg.Name = "txtWaterMarkImg"; this.txtWaterMarkImg.ReadOnly = true; this.txtWaterMarkImg.Size = new System.Drawing.Size(239, 21); this.txtWaterMarkImg.TabIndex = 1; // // label3 // this.label3.AutoSize = true; this.label3.Location = new System.Drawing.Point(8, 114); this.label3.Name = "label3"; this.label3.Size = new System.Drawing.Size(65, 12); this.label3.TabIndex = 0; this.label3.Text = "水印图片:"; // // btnSelect // this.btnSelect.Location = new System.Drawing.Point(315, 108); this.btnSelect.Name = "btnSelect"; this.btnSelect.Size = new System.Drawing.Size(65, 23); this.btnSelect.TabIndex = 2; this.btnSelect.Text = "浏览..."; this.btnSelect.UseVisualStyleBackColor = true; this.btnSelect.Click += new System.EventHandler(this.btnSelect_Click); // // pbImgPreview // this.pbImgPreview.BackColor = System.Drawing.Color.WhiteSmoke; this.pbImgPreview.BorderStyle = System.Windows.Forms.BorderStyle.Fixed3D; this.pbImgPreview.Location = new System.Drawing.Point(9, 191); this.pbImgPreview.Name = "pbImgPreview"; this.pbImgPreview.Size = new System.Drawing.Size(368, 75); this.pbImgPreview.SizeMode = System.Windows.Forms.PictureBoxSizeMode.CenterImage; this.pbImgPreview.TabIndex = 3; this.pbImgPreview.TabStop = false; // // openFileDialog1 // this.openFileDialog1.Filter = "图片文件|*.jpeg;*.jpg;*.png;*.bmp;*.gif"; this.openFileDialog1.Multiselect = true; // // openFileDialog2 // this.openFileDialog2.Filter = "图片文件|*.jpeg;*.jpg;*.png;*.bmp"; // // Form1 // this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F); this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.ClientSize = new System.Drawing.Size(601, 390); this.Controls.Add(this.splitContainer1); this.Controls.Add(this.statusStrip1); this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle; this.MaximizeBox = false; this.Name = "Form1"; this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen; this.Text = "图片批量加水印"; this.Load += new System.EventHandler(this.Form1_Load); this.statusStrip1.ResumeLayout(false); this.statusStrip1.PerformLayout(); this.splitContainer1.Panel1.ResumeLayout(false); this.splitContainer1.Panel2.ResumeLayout(false); this.splitContainer1.Panel2.PerformLayout(); this.splitContainer1.ResumeLayout(false); this.groupBox1.ResumeLayout(false); this.groupBox2.ResumeLayout(false); this.groupBox2.PerformLayout(); ((System.ComponentModel.ISupportInitialize)(this.trackBar1)).EndInit(); ((System.ComponentModel.ISupportInitialize)(this.pbImgPreview)).EndInit(); this.ResumeLayout(false); this.PerformLayout(); } #endregion private System.Windows.Forms.ColorDialog colorDialog1; private System.Windows.Forms.StatusStrip statusStrip1; private System.Windows.Forms.SplitContainer splitContainer1; private System.Windows.Forms.GroupBox groupBox1; private System.Windows.Forms.ListBox lbImgList; private System.Windows.Forms.GroupBox groupBox2; private System.Windows.Forms.TextBox txtWaterMarkFont; private System.Windows.Forms.Label label1; private System.Windows.Forms.FontDialog fontDialog1; private System.Windows.Forms.Button btnSelect; private System.Windows.Forms.TextBox txtWaterMarkImg; private System.Windows.Forms.Label label3; private System.Windows.Forms.PictureBox pbImgPreview; private System.Windows.Forms.Label label4; private System.Windows.Forms.Button btnLoadImg; private System.Windows.Forms.Button btnPreview; private System.Windows.Forms.Button btnExit; private System.Windows.Forms.Button btnPerform; private System.Windows.Forms.RadioButton rbPIC; private System.Windows.Forms.RadioButton rbTxt; private System.Windows.Forms.OpenFileDialog openFileDialog1; private System.Windows.Forms.ToolStripStatusLabel tsslStatus; private System.Windows.Forms.ToolStripStatusLabel tsslText; private System.Windows.Forms.TrackBar trackBar1; private System.Windows.Forms.OpenFileDialog openFileDialog2; private System.Windows.Forms.Button button1; private System.Windows.Forms.Label label2; private System.Windows.Forms.ComboBox cbbPosition; private System.Windows.Forms.Button button2; private System.Windows.Forms.TextBox txtSavaPath; private System.Windows.Forms.Label label5; private System.Windows.Forms.FolderBrowserDialog folderBrowserDialog1; private System.Windows.Forms.Label label6; }
public partial class Form2 : Form { public Form2() { InitializeComponent(); } public Image ig = null; private void Form2_Load(object sender, EventArgs e) { pictureBox1.Image = ig; } }
partial class Form2 { /// <summary> /// Required designer variable. /// </summary> private System.ComponentModel.IContainer components = null; /// <summary> /// Clean up any resources being used. /// </summary> /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param> protected override void Dispose(bool disposing) { if (disposing && (components != null)) { components.Dispose(); } base.Dispose(disposing); } #region Windows Form Designer generated code /// <summary> /// Required method for Designer support - do not modify /// the contents of this method with the code editor. /// </summary> private void InitializeComponent() { this.pictureBox1 = new System.Windows.Forms.PictureBox(); ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).BeginInit(); this.SuspendLayout(); // // pictureBox1 // this.pictureBox1.Dock = System.Windows.Forms.DockStyle.Fill; this.pictureBox1.Location = new System.Drawing.Point(0, 0); this.pictureBox1.Name = "pictureBox1"; this.pictureBox1.Size = new System.Drawing.Size(630, 448); this.pictureBox1.SizeMode = System.Windows.Forms.PictureBoxSizeMode.Zoom; this.pictureBox1.TabIndex = 0; this.pictureBox1.TabStop = false; // // Form2 // this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F); this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font; this.ClientSize = new System.Drawing.Size(630, 448); this.Controls.Add(this.pictureBox1); this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle; this.MaximizeBox = false; this.Name = "Form2"; this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen; this.Text = "水印预览"; this.Load += new System.EventHandler(this.Form2_Load); ((System.ComponentModel.ISupportInitialize)(this.pictureBox1)).EndInit(); this.ResumeLayout(false); } #endregion private System.Windows.Forms.PictureBox pictureBox1; }
以上就是C#实现批量给图片添加水印的示例代码的详细内容,更多关于C#图片添加水印的资料请关注脚本之家其它相关文章!
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