public static void WindingModeOutline(this GraphicsPath graphicsPath)
{
IntPtr handle = (IntPtr)graphicsPath.GetType().GetField("nativePath", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(graphicsPath);
HandleRef path = new HandleRef(graphicsPath, handle);
NativeMethods.GdipWindingModeOutline(path, IntPtr.Zero, 0.25F);
}
private void Form1_Paint(object sender, PaintEventArgs e)
{
Rectangle rectangle1 = new Rectangle(30, 40, 50, 200);
Rectangle rectangle2 = new Rectangle(30, 190, 200, 50);
GraphicsPath gp = new GraphicsPath();
gp.AddRectangle(rectangle1);
gp.AddRectangle(rectangle2);
HandleRef handle = new HandleRef(gp, (IntPtr)gp.GetType().GetField("nativePath", BindingFlags.NonPublic | BindingFlags.Instance).GetValue(gp));
GdipWindingModeOutline(handle, IntPtr.Zero, 0.25F);
e.Graphics.DrawPath(Pens.Blue, gp);
}
private void panelCanvas_Paint(object sender, PaintEventArgs e)
{
var allPointsList = new List <PointF>();
var graphicsPath = new GraphicsPath();
var penIndex = 0;
var g = e.Graphics;
g.SmoothingMode = SmoothingMode.AntiAlias;
CanvasManager.Graphics = g;
//DrawCheckerboard(g);
//return;
// Set the canvas background color
panelCanvas.BackColor = ColorUtilities.GetColorFromHexRGBString(UserSettings.CanvasBackgroundColor);
// Set up the coordinate mapping
MapRectangles(g,
0, Controller.DataManager.MaximumX, 0, DataManager.MaximumY, // World Coordinates
0 + UserSettings.CanvasMarginLeft, // Device Coordinates
CanvasManager.Width - UserSettings.CanvasMarginRight,
0 + UserSettings.CanvasMarginTop,
CanvasManager.Height - UserSettings.CanvasMarginBottom,
false);
// Set the Zoom factor
CanvasManager.Zoom(_canvasZoomFactor);
foreach (BuildingCoordinates buildingData in DataManager.InputData)
{
var left = buildingData.Left;
var height = buildingData.Height;
var right = buildingData.Right;
var width = buildingData.Width;
var bottom = 0;
graphicsPath.AddRectangle(new Rectangle(left, bottom, width, height));
HandleRef handle = new HandleRef(graphicsPath,
(IntPtr)graphicsPath.
GetType().
GetField("nativePath", BindingFlags.NonPublic |
BindingFlags.Instance).
GetValue(graphicsPath));
GdipWindingModeOutline(handle, IntPtr.Zero, 0.25F);
if (!UserSettings.HighlightSkyline)
{
// Draw the building outline rectangle
DrawBuildingOutline(g, _pens[penIndex], left, bottom, right, height);
}
penIndex = GetNextPenArrayIndex(penIndex, _pens.Length);
}
if (UserSettings.HighlightSkyline)
{
DrawSkyline(g, graphicsPath,
UserSettings.SkylineBorderWidth,
UserSettings.SkylineBorderColor,
UserSettings.SkylineFillFlag,
UserSettings.SkylineFillForegroundColor,
UserSettings.SkylineFillBackgroundColor);
}
if (UserSettings.ShowDataCoordinates)
{
//g.ResetTransform();
// Set up the coordinate mapping
//MapRectangles(g,
// 0, DataManager.MaximumX, 0, DataManager.MaximumY, // World Coordinates
// 0 + Settings.CanvasMarginLeft, // Device Coordinates
// CanvasManager.Width - Settings.CanvasMarginRight,
// 0 + Settings.CanvasMarginTop,
// CanvasManager.Height - Settings.CanvasMarginBottom,
// false);
DrawDataCoordinates(g, graphicsPath.PathData);
}
// Save the path data points to a file
DataManager.WriteOutputPathDataToFile(graphicsPath.PathData);
// Clear out all of the transforms on the graphics object
g.ResetTransform();
// Ensure the canvas dimensions are correct and optionally
// display the X and/ or Y Axis.
DrawAxis();
// Render the grid
DrawGrid();
}
