UserControl1

1.UserControl1

using ShapeLib.VShape;

using System; /*允許空間*/

using System.Collections;

using System.Collections.Generic;

using System.ComponentModel;

using System.Diagnostics;

using System.IO;

using System.Linq;

using System.Text;

using System.Threading;

using System.Threading.Tasks; /*允許空間使用類別*/

using System.Windows;

using System.Windows.Controls;

using System.Windows.Data;

using System.Windows.Documents;

using System.Windows.Input;

using System.Windows.Media;

using System.Windows.Media.Imaging;

using System.Windows.Navigation;

using System.Windows.Shapes;

using System.Windows.Threading;

using System.Xml;

using System.Xml.Serialization;

namespace violet

{

/// <summary>

/// UserControl1.xaml 的互動邏輯

/// </summary>

public partial class UserControl1 : UserControl

{

public UserControl1()

{

InitializeComponent();

hiddenCanvas(); /*一開始要將myControl畫布取消顯示*/

// shapeLib.initControl(mygrid, myControl);

}

/*初始設定*/

public int drawtype = 1;

public String colortype = "black";

public int lineSpace = 9;

/*public GraphDoc gdc = new GraphDoc();*/

public checkHitDraw chd = new checkHitDraw();

public RUse ru = new RUse();

gPoint gp;

byte colorR = 0;

byte colorG = 0;

byte colorB = 0;

int strokeT = 3;

String Status = "rest"; /*繪製曲線時的狀態*/

// Point pStart, pEnd; /*滑鼠起點和終點*/

// Point tempStart;

Point p0, p1, p2, p3 = new Point(0, 0); /*紀錄四個控制點使用*/

BezierSegment bezier = new BezierSegment();

PathFigure figure = new PathFigure();

PathGeometry geometry = new PathGeometry();

Geometry tempGeo;

// gPath tempFPath;

// Ellipse myEllipse; /*紀錄橢圓形*/

// Rectangle myRect, cornerRect, sideRect;

Line myLine;// controlLine; /*紀錄直線、控制後的直線*/

// Polygon myTri;

System.Windows.Shapes.Path myPath = new System.Windows.Shapes.Path(); /*紀錄曲線*/

System.Windows.Shapes.Path controlPath = new System.Windows.Shapes.Path(); /*紀錄控制後的曲線*/

bool bfirst = true; /*判斷是否為繪製新圖形*/

// bool bCanMove = false; /*繪製時,滑鼠是否可以移動*/

// bool bhave = false; //you have choose

// bool gCanMove = false; /*選取後是否可以移動*/

bool bConThing = false; /*是否有選取物件*/

// bool OnIt = false; /*是否有滑入或滑出選取物件*/

/*矯正滑鼠位置*/

private Point correctPoint(Point p)

{

Point temp = p;

double tempDX = temp.X % lineSpace;

double tempDY = temp.Y % lineSpace;

if (temp.X % lineSpace != 0)

{

temp.X = lineSpace * Math.Round((temp.X / lineSpace), 0);

}

if (temp.Y % lineSpace != 0)

{

temp.Y = lineSpace * Math.Round((temp.Y / lineSpace), 0);

}

return temp;

}

/*隱藏myControl*/

public void hiddenCanvas()

{

myControl.Visibility = Visibility.Hidden;

}

/*顯示myControl*/

void showCanvas()

{

myControl.Visibility = Visibility.Visible;

}

/*繪製曲線*/

//void drawCurve(int xStart, int yStart, int xEnd, int yEnd)

//{

// if (bfirst)

// {

// if (Status.Equals("rest"))

// {

// bfirst = false;

// bezier = new BezierSegment();

// bezier.Point3 = new Point(xEnd, yEnd);

// figure = new PathFigure();

// figure.StartPoint = new Point(xStart, yStart);

// bezier.Point1 = figure.StartPoint;

// bezier.Point2 = bezier.Point3;

// p0 = figure.StartPoint;

// p1 = bezier.Point1;

// figure.Segments.Add(bezier);

// geometry = new PathGeometry();

// geometry.Figures.Add(figure);

// myPath = new System.Windows.Shapes.Path();

// myPath.Stroke = new SolidColorBrush(Color.FromRgb(colorR, colorG, colorB));

// myPath.StrokeThickness = strokeT;

// myPath.Data = geometry;

// mygrid.Children.Add(myPath);

// Status = "work1";

// }

// else if (Status.Equals("work1"))

// {

// bfirst = false;

// mygrid.Children.Remove(myPath);

// bezier.Point1 = new Point(xEnd, yEnd);

// bezier.Point3 = p3;

// figure = new PathFigure();

// figure.StartPoint = p0;

// figure.Segments.Add(bezier);

// geometry = new PathGeometry();

// geometry.Figures.Add(figure);

// myPath.Data = geometry;

// mygrid.Children.Add(myPath);

// Status = "work2";

// }

// else if (Status.Equals("work2"))

// {

// bfirst = false;

// mygrid.Children.Remove(myPath);

// bezier.Point2 = new Point(xEnd, yEnd);

// bezier.Point1 = p1;

// bezier.Point3 = p3;

// figure = new PathFigure();

// figure.StartPoint = p0;

// figure.Segments.Add(bezier);

// geometry = new PathGeometry();

// geometry.Figures.Add(figure);

// myPath.Data = geometry;

// tempGeo = geometry;

// mygrid.Children.Add(myPath);

// Status = "rest";

// }

// else

// {

// if (Status.Equals("work1"))

// {

// bezier.Point3 = new Point(xEnd, yEnd);

// p3 = bezier.Point3;

// bezier.Point2 = bezier.Point3;

// p2 = bezier.Point2;

// }

// else if (Status.Equals("work2"))

// {

// bezier.Point1 = new Point(xEnd, yEnd);

// p1 = bezier.Point1;

// }

// else if (Status.Equals("rest"))

// {

// bezier.Point2 = new Point(xEnd, yEnd);

// p2 = bezier.Point2;

// }

//}

/*換鼠標*/

//void Shapes_MouseEnter_Hands(object sender, MouseEventArgs e)

//{

// // OnIt = true;

// this.Cursor = System.Windows.Input.Cursors.Hand;

//}

//void Shapes_MouseEnter_SizeAll(object sender, MouseEventArgs e)

//{

//// OnIt = true;

// this.Cursor = System.Windows.Input.Cursors.SizeAll;

//}

//void Shapes_MouseLeave(object sender, MouseEventArgs e)

//{

// // OnIt = false;

// this.Cursor = System.Windows.Input.Cursors.Arrow;

//}

/*-------------- 鍵盤事件 --------------*/

private void UserControl_KeyDown(object sender, KeyEventArgs e) /*鍵盤按鍵按下*/

{

// shapeLib.InsertText(e.Key.ToString());

/* if (e.Key == Key.Delete)

{

foreach(gPath gp in shapeLib.Data.multiSelList)

{

gp.isSel = false;

gp.IsDelete = true;

shapeLib.Data.multiSelList.Clear();

}*/

if ((Keyboard.Modifiers & ModifierKeys.Control) == ModifierKeys.Control)

{

if (e.Key == Key.C)

{

shapeLib.copy();

}

else if (e.Key == Key.V)

{

shapeLib.paste();

}

public void ClearBtnUse() /*清除畫布警告*/

{

if (MessageBox.Show("你確定要清除畫布嗎? 若要你的檔案將會全部遺失!", "警告", MessageBoxButton.YesNo, MessageBoxImage.Warning) == MessageBoxResult.Yes)

{

mygrid.Children.Clear();

shapeLib.Data.gdc.sroot.PathList.Clear();

shapeLib.Data.gdc.FullList.Clear();

shapeLib.Data.gdc.UndoStack.Clear();

shapeLib.Data.gdc.Release();

}

public void ClearDrawing() /*清空資料區*/

{

mygrid.Children.Clear();

shapeLib.Data.gdc.sroot.PathList.Clear();

}

public void hideBackLine() /*背景格線取消*/

{

myBackground.Children.Clear();

}

public void drawBackLine(double w, double h, double opac) /*畫背景格線*/

{

int i;

int height = (int)h;

int width = (int)w;

int tempStroke = strokeT;

byte tmpR = colorR;

byte tmpG = colorG;

byte tmpB = colorB;

colorR = 0;

colorG = 0;

colorB = 0;

strokeT = 1;

for (i = 0; i <= height; i += lineSpace)

{

myLine = new Line();

myLine.Stroke = new SolidColorBrush(Color.FromRgb(colorR, colorG, colorB));

myLine.X1 = 0;

myLine.X2 = width;

myLine.Y1 = i;

myLine.Y2 = i;

myLine.HorizontalAlignment = HorizontalAlignment.Left;

myLine.VerticalAlignment = VerticalAlignment.Center;

myLine.StrokeThickness = strokeT;

myLine.Opacity = opac;

myBackground.Children.Add(myLine);

}

for (i = 0; i <= width; i += lineSpace)

{

myLine = new Line();

myLine.Stroke = new SolidColorBrush(Color.FromRgb(colorR, colorG, colorB));

myLine.X1 = i;

myLine.X2 = i;

myLine.Y1 = 0;

myLine.Y2 = height;

myLine.HorizontalAlignment = HorizontalAlignment.Left;

myLine.VerticalAlignment = VerticalAlignment.Center;

myLine.StrokeThickness = strokeT;

myLine.Opacity = opac;

myBackground.Children.Add(myLine);

}

colorR = tmpR;

colorG = tmpG;

colorB = tmpB;

strokeT = tempStroke;

}

public void stroke(int stroketype) /*線條粗細*/

{

switch (stroketype)

{

case 1:

shapeLib.Data.strokeT = 1;

break;

case 3:

shapeLib.Data.strokeT = 3;

break;

case 5:

shapeLib.Data.strokeT = 5;

break;

case 8: //可考慮拿掉,有點太粗了

shapeLib.Data.strokeT = 8;

break;

}

public void color(String CName) /*調整顏色*/

{

colortype = CName;

switch (colortype)

{

case "red":

colorR = 255;

colorG = 0;

colorB = 0;

break;

case "orange":

colorR = 255;

colorG = 165;

colorB = 0;

break;

case "yellow":

colorR = 255;

colorG = 230;

colorB = 0;

break;

case "green":

colorR = 0;

colorG = 128;

colorB = 0;

break;

case "blue":

colorR = 0;

colorG = 0;

colorB = 128;

break;

case "black":

colorR = 0;

colorG = 0;

colorB = 0;

break;

case "white":

colorR = 255;

colorG = 255;

colorB = 255;

break;

case "violet":

colorR = 138;

colorG = 43;

colorB = 226;

break;

case "gray":

colorR = 128;

colorG = 128;

colorB = 128;

break;

}

public void RUdo(int Act) //redo undo used

{

if (!bConThing)

{

if (Act == 0)

{

shapeLib.Data.gdc.unDo();

// reDraw(true);

}

if (Act == 1)

{

shapeLib.Data.gdc.reDo();

// reDraw(true);

}

private String pathDataToPoint(String Data) /*將Path.Data的值轉換成四個控制點,可以考慮換成其他判斷方式*/

{

String tempStr = Data;

int tmpMSeat = tempStr.IndexOf("M");

tempStr = tempStr.Remove(tmpMSeat, 1);

String[] tempAry = tempStr.Split('C');

tempStr = tempAry[0]+","+tempAry[1];

//Debug.WriteLine(tempStr);

return tempStr;

}

/*-------------- 圖檔使用 --------------*/

public void initpath(string xml) /*匯入xml,轉換成圖片*/

{

XmlSerializer serializer = new XmlSerializer(typeof(SVGRoot));

using (MemoryStream ms = new MemoryStream( System.Text.Encoding.UTF8.GetBytes(xml)))

{

/*要重新去記錄步驟,否則匯入後redo, undo 無法使用*/

shapeLib.Data.gdc.sroot = (SVGRoot)serializer.Deserialize(XmlReader.Create(ms));

//reDraw(true);

}

private void UserControl_Unloaded(object sender, RoutedEventArgs e) /*關閉時,轉成圖片*/

{

myControl.Children.Clear();

int margin = (int)mygrid.Margin.Left;

int width = (int)mygrid.ActualWidth + (int)mygrid.Margin.Left + (int)mygrid.Margin.Right;

int height = (int)mygrid.ActualHeight + (int)mygrid.Margin.Top + (int)mygrid.Margin.Bottom;

mygrid.Background = new SolidColorBrush(Color.FromArgb(255, 255, 0, 255));

RenderTargetBitmap rtb = new RenderTargetBitmap(width, height, 96d, 96d, PixelFormats.Default);

DrawingVisual dv = new DrawingVisual();

using (DrawingContext dc = dv.RenderOpen())

{

Rect r = new Rect(new System.Windows.Point(0, 0), new System.Windows.Size(width, height));

dc.DrawRectangle(new SolidColorBrush(Colors.White), new Pen(), r);

VisualBrush vb = new VisualBrush(mygrid);

vb.Stretch = Stretch.UniformToFill;

dc.DrawRectangle(vb, null, r);

}

rtb.Render(dv);

//save the ink to a memory stream

BmpBitmapEncoder encoder = new BmpBitmapEncoder();

encoder.Frames.Add(BitmapFrame.Create(rtb));

byte[] bitmapBytes;

using (MemoryStream ms = new MemoryStream())

{

encoder.Save(ms);

//get the bitmap bytes from the memory stream

ms.Position = 0;

bitmapBytes = ms.ToArray();

}

Utility _utility = new Utility();

_utility.BitmapBytes = bitmapBytes;

using (MemoryStream stream = new MemoryStream())

{

XmlSerializer s = new XmlSerializer(typeof(SVGRoot));

s.Serialize(XmlWriter.Create(stream), shapeLib.Data.gdc.sroot);

stream.Flush();

stream.Seek(0, SeekOrigin.Begin);

StreamReader sr = new StreamReader(stream);

string myStr = sr.ReadToEnd();

_utility.xml = myStr;

}

// this.Dispose(true);

// this.Close();

// _utility.TagName = "test";// cbxTagName.SelectedItem.ToString();

Globals.ThisAddIn.AddPictureContentControl(_utility);

ClearDrawing();

}

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Last updated 6 years ago