c# wpf winfrom 多张图片合成一张图片

using System;
using System.Collections.Generic;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Web;

namespace ConsoleApp5
{
class Program
{
static void Main(string[] args)
{
CombinImage();
}
///
/// 方法一
/// 多张图片的合并
///
static private void CombinImage()
{
const string folder = @“F:测试图片”;
Image img1 = Image.FromFile(Path.Combine(folder, “测试1.png”));
Bitmap map1 = new Bitmap(img1);
Image img2 = Image.FromFile(Path.Combine(folder, “测试2.png”));
Bitmap map2 = new Bitmap(img2);
Image img3 = Image.FromFile(Path.Combine(folder, “测试3.png”));
Bitmap map3 = new Bitmap(img3);
var width = Math.Max(img1.Width, img2.Width);
var height = img1.Height + img2.Height + 10;
// 初始化画布(最终的拼图画布)并设置宽高
Bitmap bitMap = new Bitmap(width, height);
// 初始化画板
Graphics g1 = Graphics.FromImage(bitMap);
// 将画布涂为白色(底部颜色可自行设置)
g1.FillRectangle(Brushes.White, new Rectangle(0, 0, width, height));
//在x=0，y=0处画上图一
g1.DrawImage(map1, 0, 0, img1.Width, img1.Height);
//在x=0，y在图一往下10像素处画上图二
g1.DrawImage(map2, 0, img1.Height + 10, img2.Width, img2.Height);
g1.DrawImage(map3, 0, img1.Height + 10, img3.Width, img3.Height);
map1.Dispose();
map2.Dispose();
map3.Dispose();
Image img = bitMap;
//保存
img.Save(Path.Combine(folder, “new测试1.png”));
img.Dispose();
}

/// <summary> /// 方法二 ///实现左右拼接图片 /// </summary> /// <param name="Img1"></param> /// <param name="Img2"></param> static private void CombinImage2(Image Img1, Image Img2) {

#if FALSE
//控制台调用
const string folder = @“F:测试图片”;
Image img1 = Image.FromFile(Path.Combine(folder, “测试1.png”));
Image img2 = Image.FromFile(Path.Combine(folder, “测试2.png”));
JoinImage(img1, img2);
#endif
int imgHeight = 0, imgWidth = 0;
imgWidth = Img1.Width + Img2.Width;
imgHeight = Math.Max(Img1.Height, Img2.Height);
Bitmap joinedBitmap = new Bitmap(imgWidth, imgHeight);
Graphics graph = Graphics.FromImage(joinedBitmap);
graph.DrawImage(Img1, 0, 0, Img1.Width, Img1.Height);
graph.DrawImage(Img2, Img1.Width, 0, Img2.Width, Img2.Height);
Image img = joinedBitmap;
//保存
const string folder = @“F:测试图片”;
img.Save(Path.Combine(folder, “new测试2.png”));
img.Dispose();
}
///
/// 方法三
/// 调用此函数后使此两种图片合并，类似相册，有个
/// 背景图，中间贴自己的目标图片
///
/// 粘贴的源图片
/// 粘贴的目标图片
static private void CombinImage3()
{
const string folder = @“F:测试图片”;
Image img1 = Image.FromFile(Path.Combine(folder, “测试1.png”));//相框图片
Image img2 = Image.FromFile(Path.Combine(folder, “测试2.png”)); //照片图片
//从指定的System.Drawing.Image创建新的System.Drawing.Graphics
Graphics g = Graphics.FromImage(img1);
g.DrawImage(img1, 0, 0, 148, 124);// g.DrawImage(imgBack, 0, 0, 相框宽, 相框高);
//g.FillRectangle(System.Drawing.Brushes.Black, 16, 16, (int)112 + 2, ((int)73 + 2));//相片四周刷一层黑色边框
//g.DrawImage(img, 照片与相框的左边距, 照片与相框的上边距, 照片宽, 照片高);
g.DrawImage(img2, 17, 17, 112, 73);
GC.Collect();
img1.Save(Path.Combine(folder, “new测试3.png”));
img1.Dispose();
}
}
}