private void listView_PicList_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (listView_PicList.SelectedIndex != -1)
{
PicCutBean picCutBeanTemp = picList[listView_PicList.SelectedIndex];
string picPath = fileFromPath + picCutBeanTemp.Name;
BitmapImage img = new BitmapImage();
img.BeginInit();
img.StreamSource = new MemoryStream(File.ReadAllBytes(picPath));
img.EndInit();
this.image_show.Source = img;
if (picCutBeanTemp.listCutPoint.Count == 0)
{
picCutBeanTemp.ImgWidth = img.PixelWidth;
picCutBeanTemp.ImgHeight = img.PixelHeight;
//具体分割点初始化
setlistCutPoing(picCutBeanTemp);
}
//DrawLine
showLine(picCutBeanTemp);
//MessageBox.Show(img.Width + " " + img.Height + "---" + img.PixelWidth+ " " + img.PixelHeight);
}
}
private void button_delLine_Click(object sender, RoutedEventArgs e)
{
if (listView_PicList.SelectedIndex != -1)
{
PicCutBean picCutBeanTemp = picList[listView_PicList.SelectedIndex];
if (picCutBeanTemp.CutNum > 0)
{
picCutBeanTemp.CutNum--;
picCutBeanTemp.listCutPoint.Clear();
setlistCutPoing(picCutBeanTemp);
showLine(picCutBeanTemp);
}
}
}
private void button_Click(object sender, RoutedEventArgs e)
{
picList.Clear();
fileFromPath = this.textBox_FromPath.Text;
if (!fileFromPath.EndsWith(@"\"))
{
fileFromPath = fileFromPath + @"\";
}
fileType = this.comboBox_Type.Text;
fileOutPath = this.textBox_out.Text;
cutNum = int.Parse(this.textBox_CutNum.Text);
fileCutType = this.comboBox_RowCol.Text;
//check TODO
//获取文件
string[] fileList = Directory.GetFiles(fileFromPath, "*." + fileType, SearchOption.TopDirectoryOnly);
PicCutBean picCutBeanTemp;
foreach (string fileTemp in fileList)
{
picCutBeanTemp = new PicCutBean();
picCutBeanTemp.Name = fileTemp.Substring(fileTemp.LastIndexOf(@"\") + 1);
picCutBeanTemp.CutNum = cutNum;
if (fileCutType == "行")
{
picCutBeanTemp.CutRowFlg = true;
}
else
{
picCutBeanTemp.CutRowFlg = false;
}
picList.Add(picCutBeanTemp);
}
listView_PicList.ItemsSource = picList;
}
private void showLine(PicCutBean picCutBeanTemp)
{
//Line再初期化
foreach (Line lineTemp in lines)
{
lineTemp.X1 = 0;
lineTemp.X2 = 0;
lineTemp.Y1 = 0;
lineTemp.Y2 = 0;
}
if (picCutBeanTemp.ImgWidth > this.image_show.Width)
{
scaleImg = this.image_show.Width / picCutBeanTemp.ImgWidth;
}
else if (picCutBeanTemp.ImgHeight > this.image_show.Height)
{
scaleImg = this.image_show.Height / picCutBeanTemp.ImgHeight;
}
int addP = 0;
for (int i = 0; i < picCutBeanTemp.listCutPoint.Count; i++)
{
addP = picCutBeanTemp.listCutPoint[i];
if (picCutBeanTemp.CutRowFlg) //按行切割
{
lines[i].X1 = 0;
lines[i].X2 = picCutBeanTemp.ImgWidth * scaleImg;
lines[i].Y1 = addP * scaleImg;
lines[i].Y2 = addP * scaleImg;
}
else
{
lines[i].X1 = addP * scaleImg;
lines[i].X2 = addP * scaleImg;
lines[i].Y1 = 0;
lines[i].Y2 = picCutBeanTemp.ImgHeight * scaleImg;
}
}
}
private void setlistCutPoing(PicCutBean picCutBeanTemp)
{
//具体分割点初始化
Decimal pointAvg = 0;
if (picCutBeanTemp.listCutPoint.Count == 0)
{
if (picCutBeanTemp.CutRowFlg) //按行切割
{
pointAvg = Math.Ceiling((Decimal)picCutBeanTemp.ImgHeight / picCutBeanTemp.CutNum);
}
else
{
pointAvg = Math.Ceiling((Decimal)picCutBeanTemp.ImgWidth / picCutBeanTemp.CutNum);
}
for (int i = 1; i <= picCutBeanTemp.CutNum - 1; i++)
{
picCutBeanTemp.listCutPoint.Add(int.Parse(pointAvg.ToString()) * i);
}
}
}
private void newlinePositionSave()
{
PicCutBean picCutBeanTemp = new PicCutBean();
if (listView_PicList.SelectedIndex != -1)
{
picCutBeanTemp = picList[listView_PicList.SelectedIndex];
}
int j = 0;
int positionTemp = 0;
for (int i = 0; i < lines.Length; i++)
{
if (picCutBeanTemp.CutRowFlg)
{
if (lines[i].Y1 != 0 && lines[i].Y2 != 0)
{
positionTemp = (int)(lines[i].Y1 / scaleImg);
if (positionTemp > 0 && positionTemp < picCutBeanTemp.ImgHeight)
{
picCutBeanTemp.listCutPoint[j] = positionTemp;
j++;
}
}
}
else
{
if (lines[i].X1 != 0 && lines[i].X2 != 0)
{
positionTemp = (int)(lines[i].X1 / scaleImg);
if (positionTemp > 0 && positionTemp < picCutBeanTemp.ImgWidth)
{
picCutBeanTemp.listCutPoint[j] = positionTemp;
j++;
}
}
}
}
}
/// <summary>
/// 图像切割
/// </summary>
/// <param name="url">图像文件名称</param>
/// <param name="width">切割后图像宽度</param>
/// <param name="height">切割后图像高度</param>
/// <param name="savePath">切割后图像文件保存路径</param>
/// <param name="fileExt">切割后图像文件扩展名</param>
private void CutImage(PicCutBean picCutBeanTemp, string savePath, string fileExt, string markX, string markY, string markMsg, Font markFont)
{
if (!Directory.Exists(savePath))
{
Directory.CreateDirectory(savePath);
}
Bitmap bitmap = new Bitmap(fileFromPath + picCutBeanTemp.Name);
picCutBeanTemp.ImgWidth = bitmap.Width;
picCutBeanTemp.ImgHeight = bitmap.Height;
if (picCutBeanTemp.listCutPoint.Count == 0)
{
setlistCutPoing(picCutBeanTemp);
}
Bitmap bmpCut = null;
int widthCut = 0;
int heightCut = 0;
for (int i = 0; i <= picCutBeanTemp.listCutPoint.Count; i++)
{
string filename = picCutBeanTemp.Name + "_" + i.ToString() + "." + fileExt;
if (picCutBeanTemp.CutRowFlg)
{
widthCut = picCutBeanTemp.ImgWidth;
if (i == 0 && picCutBeanTemp.listCutPoint.Count > 0)
{
heightCut = picCutBeanTemp.listCutPoint[i];
}
else if (i < picCutBeanTemp.listCutPoint.Count)
{
heightCut = picCutBeanTemp.listCutPoint[i] - picCutBeanTemp.listCutPoint[i - 1];
}
else if (i == picCutBeanTemp.listCutPoint.Count && picCutBeanTemp.listCutPoint.Count > 0)
{
heightCut = picCutBeanTemp.ImgHeight - picCutBeanTemp.listCutPoint[i - 1];
}
else
{
heightCut = picCutBeanTemp.ImgHeight;
}
bmpCut = new Bitmap(widthCut, heightCut);
int startPoint = 0;
if (i > 0)
{
startPoint = picCutBeanTemp.listCutPoint[i - 1];
}
for (int offsetX = 0; offsetX < widthCut; offsetX++)
{
for (int offsetY = 0; offsetY < heightCut; offsetY++)
{
bmpCut.SetPixel(offsetX, offsetY, bitmap.GetPixel(offsetX, startPoint + offsetY));
}
}
}
else
{
heightCut = picCutBeanTemp.ImgHeight;
if (i == 0 && picCutBeanTemp.listCutPoint.Count > 0)
{
widthCut = picCutBeanTemp.listCutPoint[i];
}
else if (i < picCutBeanTemp.listCutPoint.Count)
{
widthCut = picCutBeanTemp.listCutPoint[i] - picCutBeanTemp.listCutPoint[i - 1];
}
else if (i == picCutBeanTemp.listCutPoint.Count && picCutBeanTemp.listCutPoint.Count > 0)
{
widthCut = picCutBeanTemp.ImgWidth - picCutBeanTemp.listCutPoint[i - 1];
}
else
{
widthCut = picCutBeanTemp.ImgWidth;
}
bmpCut = new Bitmap(widthCut, heightCut);
int startPoint = 0;
if (i > 0)
{
startPoint = picCutBeanTemp.listCutPoint[i - 1];
}
for (int offsetX = 0; offsetX < widthCut; offsetX++)
{
for (int offsetY = 0; offsetY < heightCut; offsetY++)
{
bmpCut.SetPixel(offsetX, offsetY, bitmap.GetPixel(startPoint + offsetX, offsetY));
}
}
}
if (markMsg != "")
{
Graphics g = Graphics.FromImage(bmpCut);
int px = 0;
int py = 0;
try
{
px = int.Parse(markX);
py = int.Parse(markY);
}
catch
{
}
g.DrawString(markMsg, markFont, new SolidBrush(System.Drawing.Color.FromArgb(70, System.Drawing.Color.WhiteSmoke)), px, py);//加水印
}
ImageFormat format = ImageFormat.Png;
switch (fileExt.ToLower())
{
case "png":
format = ImageFormat.Png;
break;
case "bmp":
format = ImageFormat.Bmp;
break;
case "gif":
format = ImageFormat.Gif;
break;
case "webp":
format = ImageFormat.Gif;
break;
}
bmpCut.Save(savePath + "//" + filename, format);
}
}