public void GenerateGCODE()
{
//calcMovementSideToSide();
calcMovementUpDown();
AllLines.Clear();
GeneratedGCODE.Clear();
double xMinVal = BlackLines[0].X0;
double xMaxVal = BlackLines[0].X1;
double yMinVal = BlackLines[0].Y0;
double yMaxVal = BlackLines[0].Y1;
for (int i = 0; i < BlackLines.Count - 1; i++)
{
AllLines.Add(new TraceLine(BlackLines[i].X0, BlackLines[i].Y0, BlackLines[i].X1, BlackLines[i].Y1, true)); //stores the current line to be drawn
AllLines.Add(new TraceLine(BlackLines[i].X1, BlackLines[i].Y1, BlackLines[i + 1].X0, BlackLines[i + 1].Y0, false)); //moves draw head to position for next line
//finding the minimum and maximum values for both X and Y positions. used to draw the bounding box in GUI
if (BlackLines[i].X0 < xMinVal || BlackLines[i].X1 < xMinVal)
{
xMinVal = Math.Min(BlackLines[i].X0, BlackLines[i].X1);
}
if (BlackLines[i].X0 > xMaxVal || BlackLines[i].X1 > xMaxVal)
{
xMaxVal = Math.Max(BlackLines[i].X0, BlackLines[i].X1);
}
if (BlackLines[i].Y0 < yMinVal || BlackLines[i].Y1 < yMinVal)
{
yMinVal = Math.Min(BlackLines[i].Y0, BlackLines[i].Y1);
}
if (BlackLines[i].Y0 > yMaxVal || BlackLines[i].Y1 > yMaxVal)
{
yMaxVal = Math.Max(BlackLines[i].Y0, BlackLines[i].Y1);
}
}
BoundingCoordinates = new TraceLine(xMinVal, yMinVal, xMaxVal, yMaxVal); //saves X and Y positions to draw bounding box later
GeneratedGCODE.Add(StartGCODE + "\n");
GeneratedGCODE.Add(string.Format("G1 X{0} Y{1}\n", AllLines[0].X0, AllLines[0].Y0)); //goes from home position to start of first line to draw
foreach (TraceLine line in AllLines)
{
GeneratedGCODE.Add("G1 Z" + Convert.ToInt32(!line.Draw) + "\n");
GeneratedGCODE.Add(string.Format("G1 X{0} Y{1}\nL{2}", line.X1, line.Y1, AllLines.IndexOf(line))); //added L to save the line number, makes gui stuff easier in main window
}
GeneratedGCODE.Add(EndGCODE + "\n");
}
private async void btnBoundingBox_Click(object sender, RoutedEventArgs e)
{
//selection box to choose if pen is touching canvas
//define lines from stored coordinates
//draw box in preview canvas
//draw box on canvas
//go to home position
TraceLine topLeftToRight = new TraceLine(myPlot.BoundingCoordinates.X0 * scaleToPreview, myPlot.BoundingCoordinates.Y0 * scaleToPreview, myPlot.BoundingCoordinates.X1 * scaleToPreview, myPlot.BoundingCoordinates.Y0 * scaleToPreview);
TraceLine rightDown = new TraceLine(myPlot.BoundingCoordinates.X1 * scaleToPreview, myPlot.BoundingCoordinates.Y0 * scaleToPreview, myPlot.BoundingCoordinates.X1 * scaleToPreview, myPlot.BoundingCoordinates.Y1 * scaleToPreview);
TraceLine downRightToLeft = new TraceLine(myPlot.BoundingCoordinates.X1 * scaleToPreview, myPlot.BoundingCoordinates.Y1 * scaleToPreview, myPlot.BoundingCoordinates.X0 * scaleToPreview, myPlot.BoundingCoordinates.Y1 * scaleToPreview);
TraceLine leftUp = new TraceLine(myPlot.BoundingCoordinates.X0 * scaleToPreview, myPlot.BoundingCoordinates.Y1 * scaleToPreview, myPlot.BoundingCoordinates.X0 * scaleToPreview, myPlot.BoundingCoordinates.Y0 * scaleToPreview);
Line myLine = new Line();
myLine.Stroke = System.Windows.Media.Brushes.Red;
myLine.StrokeThickness = 2;
myLine.X1 = topLeftToRight.X0;
myLine.Y1 = topLeftToRight.Y0;
myLine.X2 = topLeftToRight.X1;
myLine.Y2 = topLeftToRight.Y1;
canvasPreview.Children.Add(myLine);
myLine = new Line();
myLine.Stroke = System.Windows.Media.Brushes.Red;
myLine.StrokeThickness = 2;
myLine.X1 = rightDown.X0;
myLine.Y1 = rightDown.Y0;
myLine.X2 = rightDown.X1;
myLine.Y2 = rightDown.Y1;
canvasPreview.Children.Add(myLine);
myLine = new Line();
myLine.Stroke = System.Windows.Media.Brushes.Red;
myLine.StrokeThickness = 2;
myLine.X1 = downRightToLeft.X0;
myLine.Y1 = downRightToLeft.Y0;
myLine.X2 = downRightToLeft.X1;
myLine.Y2 = downRightToLeft.Y1;
canvasPreview.Children.Add(myLine);
myLine = new Line();
myLine.Stroke = System.Windows.Media.Brushes.Red;
myLine.StrokeThickness = 2;
myLine.X1 = leftUp.X0;
myLine.Y1 = leftUp.Y0;
myLine.X2 = leftUp.X1;
myLine.Y2 = leftUp.Y1;
canvasPreview.Children.Add(myLine);
await sendSerialStringAsync(string.Format("G1 X{0} Y{1}\n", myPlot.BoundingCoordinates.X0, myPlot.BoundingCoordinates.Y0)); //goes from home position
await sendSerialStringAsync(string.Format("G1 X{0} Y{1} Z{2}\n", myPlot.BoundingCoordinates.X1, myPlot.BoundingCoordinates.Y0, !(bool)checkBoxDrawingBoundingBox.IsChecked)); //draws first line
await sendSerialStringAsync(string.Format("G1 X{0} Y{1}\n", myPlot.BoundingCoordinates.X1, myPlot.BoundingCoordinates.Y1)); //draws second line
await sendSerialStringAsync(string.Format("G1 X{0} Y{1}\n", myPlot.BoundingCoordinates.X0, myPlot.BoundingCoordinates.Y1)); //draws third line
await sendSerialStringAsync(string.Format("G1 X{0} Y{1}\n", myPlot.BoundingCoordinates.X0, myPlot.BoundingCoordinates.Y0)); //draws fourth line
if ((bool)checkBoxDrawingBoundingBox.IsChecked)
{
await sendSerialStringAsync("G1 Z1\n"); //pen touches the canvas
}
await sendSerialStringAsync("G28\n"); //goes to home position
}