ardupilot/Tools/ArdupilotMegaPlanner/Controls/HUD.cs

1824 lines
72 KiB
C#

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Drawing.Imaging;
using System.Collections;
using System.Threading;
using System.Drawing.Drawing2D;
using log4net;
using OpenTK;
using OpenTK.Graphics.OpenGL;
//using OpenTK.Graphics;
// Control written by Michael Oborne 2011
// dual opengl and GDI+
namespace ArdupilotMega.Controls
{
public class HUD : GLControl
{
private static readonly ILog log = LogManager.GetLogger(
System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
object paintlock = new object();
object streamlock = new object();
MemoryStream _streamjpg = new MemoryStream();
//[System.ComponentModel.Browsable(false)]
public MemoryStream streamjpg { get { lock (streamlock) { return _streamjpg; } } set { lock (streamlock) { _streamjpg = value; } } }
/// <summary>
/// this is to reduce cpu usage
/// </summary>
public bool streamjpgenable = false;
Bitmap[] charbitmaps = new Bitmap[6000];
int[] charbitmaptexid = new int[6000];
int[] charwidth = new int[6000];
public int huddrawtime = 0;
public bool opengl { get { return base.UseOpenGL; } set { base.UseOpenGL = value; } }
bool started = false;
public bool SixteenXNine = false;
public HUD()
{
if (this.DesignMode)
{
opengl = false;
//return;
}
this.Name = "Hud";
//InitializeComponent();
graphicsObject = this;
graphicsObjectGDIP = Graphics.FromImage(objBitmap);
}
/*
private void InitializeComponent()
{
System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(HUD));
this.SuspendLayout();
//
// HUD
//
this.BackColor = System.Drawing.Color.Black;
this.Name = "HUD";
resources.ApplyResources(this, "$this");
this.ResumeLayout(false);
}*/
float _roll = 0;
float _navroll = 0;
float _pitch = 0;
float _navpitch = 0;
float _heading = 0;
float _targetheading = 0;
float _alt = 0;
float _targetalt = 0;
float _groundspeed = 0;
float _airspeed = 0;
float _targetspeed = 0;
float _batterylevel = 0;
float _current = 0;
float _batteryremaining = 0;
float _gpsfix = 0;
float _gpshdop = 0;
float _disttowp = 0;
float _groundcourse = 0;
float _xtrack_error = 0;
float _turnrate = 0;
float _verticalspeed = 0;
float _linkqualitygcs = 0;
DateTime _datetime;
string _mode = "Manual";
int _wpno = 0;
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float roll { get { return _roll; } set { if (_roll != value) { _roll = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float navroll { get { return _navroll; } set { if (_navroll != value) { _navroll = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float pitch { get { return _pitch; } set { if (_pitch != value) { _pitch = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float navpitch { get { return _navpitch; } set { if (_navpitch != value) { _navpitch = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float heading { get { return _heading; } set { if (_heading != value) { _heading = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float targetheading { get { return _targetheading; } set { if (_targetheading != value) { _targetheading = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float alt { get { return _alt; } set { if (_alt != value) { _alt = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float targetalt { get { return _targetalt; } set { if (_targetalt != value) { _targetalt = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float groundspeed { get { return _groundspeed; } set { if (_groundspeed != value) { _groundspeed = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float airspeed { get { return _airspeed; } set { if (_airspeed != value) { _airspeed = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float targetspeed { get { return _targetspeed; } set { if (_targetspeed != value) { _targetspeed = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float batterylevel { get { return _batterylevel; } set { if (_batterylevel != value) { _batterylevel = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float batteryremaining { get { return _batteryremaining; } set { if (_batteryremaining != value) { _batteryremaining = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float current { get { return _current; } set { if (_current != value) { _current = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float gpsfix { get { return _gpsfix; } set { if (_gpsfix != value) { _gpsfix = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float gpshdop { get { return _gpshdop; } set { if (_gpshdop != value) { _gpshdop = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float disttowp { get { return _disttowp; } set { if (_disttowp != value) { _disttowp = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public string mode { get { return _mode; } set { if (_mode != value) { _mode = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public int wpno { get { return _wpno; } set { if (_wpno != value) { _wpno = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float groundcourse { get { return _groundcourse; } set { if (_groundcourse != value) { _groundcourse = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float xtrack_error { get { return _xtrack_error; } set { if (_xtrack_error != value) { _xtrack_error = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float turnrate { get { return _turnrate; } set { if (_turnrate != value) { _turnrate = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float verticalspeed { get { return _verticalspeed; } set { if (_verticalspeed != value) { _verticalspeed = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float linkqualitygcs { get { return _linkqualitygcs; } set { if (_linkqualitygcs != value) { _linkqualitygcs = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public DateTime datetime { get { return _datetime; } set { if (_datetime != value) { _datetime = value; this.Invalidate(); } } }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public float groundalt { get; set; }
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public bool status { get; set; }
bool statuslast = false;
DateTime armedtimer = DateTime.MinValue;
public struct Custom
{
//public Point Position;
//public float FontSize;
public string Header;
public System.Reflection.PropertyInfo Item;
public float GetValue { get { return (float)Item.GetValue((object)MainV2.comPort.MAV.cs, null); } }
}
public Hashtable CustomItems = new Hashtable();
public bool bgon = true;
public bool hudon = true;
public bool batteryon = true;
[System.ComponentModel.Browsable(true), System.ComponentModel.Category("Values")]
public Color hudcolor { get { return whitePen.Color; } set { whitePen = new Pen(value, 2); } }
Pen whitePen = new Pen(Color.White, 2);
public Image bgimage { set { _bgimage = value; this.Invalidate(); } }
Image _bgimage;
// move these global as they rarely change - reduce GC
Font font = new Font("Arial", 10);
Bitmap objBitmap = new Bitmap(1024, 1024);
int count = 0;
DateTime countdate = DateTime.Now;
HUD graphicsObject;
Graphics graphicsObjectGDIP;
DateTime starttime = DateTime.MinValue;
System.ComponentModel.ComponentResourceManager resources = new System.ComponentModel.ComponentResourceManager(typeof(HUD));
public override void Refresh()
{
if (!ThisReallyVisible())
{
// return;
}
//base.Refresh();
OnPaint(new PaintEventArgs(this.CreateGraphics(),this.ClientRectangle));
}
/// <summary>
/// Override to prevent offscreen drawing the control - mono mac
/// </summary>
public new void Invalidate()
{
if (!ThisReallyVisible())
{
// return;
}
base.Invalidate();
}
/// <summary>
/// this is to fix a mono off screen drawing issue
/// </summary>
/// <returns></returns>
public bool ThisReallyVisible()
{
//Control ctl = Control.FromHandle(this.Handle);
return this.Visible;
}
protected override void OnLoad(EventArgs e)
{
if (opengl)
{
try
{
OpenTK.Graphics.GraphicsMode test = this.GraphicsMode;
// log.Info(test.ToString());
log.Info("Vendor: " + GL.GetString(StringName.Vendor));
log.Info("Version: " + GL.GetString(StringName.Version));
log.Info("Device: " + GL.GetString(StringName.Renderer));
//Console.WriteLine("Extensions: " + GL.GetString(StringName.Extensions));
int[] viewPort = new int[4];
GL.GetInteger(GetPName.Viewport, viewPort);
GL.MatrixMode(MatrixMode.Projection);
GL.LoadIdentity();
GL.Ortho(0, Width, Height, 0, -1, 1);
GL.MatrixMode(MatrixMode.Modelview);
GL.LoadIdentity();
GL.PushAttrib(AttribMask.DepthBufferBit);
GL.Disable(EnableCap.DepthTest);
//GL.Enable(EnableCap.Texture2D);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.Enable(EnableCap.Blend);
}
catch (Exception ex) { log.Error("HUD opengl onload 1 ", ex); }
try
{
GL.Hint(HintTarget.PerspectiveCorrectionHint, HintMode.Nicest);
GL.Hint(HintTarget.LineSmoothHint, HintMode.Nicest);
GL.Hint(HintTarget.PolygonSmoothHint, HintMode.Nicest);
GL.Hint(HintTarget.PointSmoothHint, HintMode.Nicest);
GL.Hint(HintTarget.TextureCompressionHint, HintMode.Nicest);
}
catch (Exception ex) { log.Error("HUD opengl onload 2 ", ex); }
try
{
GL.Enable(EnableCap.LineSmooth);
GL.Enable(EnableCap.PointSmooth);
GL.Enable(EnableCap.PolygonSmooth);
}
catch (Exception ex) { log.Error("HUD opengl onload 3 ", ex); }
}
started = true;
}
object lockit = new object();
bool inOnPaint = false;
string otherthread = "";
protected override void OnPaint(PaintEventArgs e)
{
//GL.Enable(EnableCap.AlphaTest)
// Console.WriteLine("hud paint");
// Console.WriteLine("ms " + (DateTime.Now.Millisecond));
if (!started)
return;
if (this.DesignMode)
{
e.Graphics.Clear(this.BackColor);
e.Graphics.Flush();
}
if ((DateTime.Now - starttime).TotalMilliseconds < 30 && (_bgimage == null))
{
//Console.WriteLine("ms "+(DateTime.Now - starttime).TotalMilliseconds);
//e.Graphics.DrawImageUnscaled(objBitmap, 0, 0);
return;
}
lock (lockit)
{
if (inOnPaint)
{
log.Info("Was in onpaint Hud th:" + System.Threading.Thread.CurrentThread.Name + " in " + otherthread);
return;
}
otherthread = System.Threading.Thread.CurrentThread.Name;
inOnPaint = true;
}
starttime = DateTime.Now;
try
{
if (opengl)
{
MakeCurrent();
GL.Clear(ClearBufferMask.ColorBufferBit);
}
doPaint(e);
if (opengl)
{
this.SwapBuffers();
}
}
catch (Exception ex) { log.Info(ex.ToString()); }
inOnPaint = false;
count++;
huddrawtime += (int)(DateTime.Now - starttime).TotalMilliseconds;
if (DateTime.Now.Second != countdate.Second)
{
countdate = DateTime.Now;
Console.WriteLine("HUD " + count + " hz drawtime " + (huddrawtime / count) + " gl " + opengl);
if ((huddrawtime / count) > 1000)
opengl = false;
count = 0;
huddrawtime = 0;
}
}
void Clear(Color color)
{
if (opengl)
{
GL.ClearColor(color);
} else
{
graphicsObjectGDIP.Clear(color);
}
}
const float rad2deg = (float)(180 / Math.PI);
const float deg2rad = (float)(1.0 / rad2deg);
public void DrawArc(Pen penn,RectangleF rect, float start,float degrees)
{
if (opengl)
{
GL.LineWidth(penn.Width);
GL.Color4(penn.Color);
GL.Begin(BeginMode.LineStrip);
start = 360 - start;
start -= 30;
float x = 0, y = 0;
for (float i = start; i <= start + degrees; i++)
{
x = (float)Math.Sin(i * deg2rad) * rect.Width / 2;
y = (float)Math.Cos(i * deg2rad) * rect.Height / 2;
x = x + rect.X + rect.Width / 2;
y = y + rect.Y + rect.Height / 2;
GL.Vertex2(x, y);
}
GL.End();
}
else
{
graphicsObjectGDIP.DrawArc(penn, rect, start, degrees);
}
}
public void DrawEllipse(Pen penn, Rectangle rect)
{
if (opengl)
{
GL.LineWidth(penn.Width);
GL.Color4(penn.Color);
GL.Begin(BeginMode.LineLoop);
float x, y;
for (float i = 0; i < 360; i += 1)
{
x = (float)Math.Sin(i * deg2rad) * rect.Width / 2;
y = (float)Math.Cos(i * deg2rad) * rect.Height / 2;
x = x + rect.X + rect.Width / 2;
y = y + rect.Y + rect.Height / 2;
GL.Vertex2(x, y);
}
GL.End();
}
else
{
graphicsObjectGDIP.DrawEllipse(penn, rect);
}
}
int texture;
Bitmap bitmap = new Bitmap(512,512);
public void DrawImage(Image img, int x, int y, int width, int height)
{
if (opengl)
{
if (img == null)
return;
//bitmap = new Bitmap(512,512);
using (Graphics graphics = Graphics.FromImage(bitmap))
{
graphics.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighSpeed;
graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.NearestNeighbor;
graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighSpeed;
//draw the image into the target bitmap
graphics.DrawImage(img, 0, 0, bitmap.Width, bitmap.Height);
}
GL.DeleteTexture(texture);
GL.GenTextures(1, out texture);
GL.BindTexture(TextureTarget.Texture2D, texture);
BitmapData data = bitmap.LockBits(new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height),
ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
//Console.WriteLine("w {0} h {1}",data.Width, data.Height);
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, data.Width, data.Height, 0,
OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, data.Scan0);
bitmap.UnlockBits(data);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
GL.Enable(EnableCap.Texture2D);
GL.BindTexture(TextureTarget.Texture2D, texture);
GL.Begin(BeginMode.Quads);
GL.TexCoord2(0.0f, 1.0f); GL.Vertex2(0, this.Height);
GL.TexCoord2(1.0f, 1.0f); GL.Vertex2(this.Width, this.Height);
GL.TexCoord2(1.0f, 0.0f); GL.Vertex2(this.Width, 0);
GL.TexCoord2(0.0f, 0.0f); GL.Vertex2(0, 0);
GL.End();
GL.Disable(EnableCap.Texture2D);
}
else
{
graphicsObjectGDIP.DrawImage(img,x,y,width,height);
}
}
public void DrawPath(Pen penn, GraphicsPath gp)
{
try
{
DrawPolygon(penn, gp.PathPoints);
}
catch { }
}
public void FillPath(Brush brushh, GraphicsPath gp)
{
try
{
FillPolygon(brushh, gp.PathPoints);
}
catch { }
}
public void SetClip(Rectangle rect)
{
}
public void ResetClip()
{
}
public void ResetTransform()
{
if (opengl)
{
GL.LoadIdentity();
}
else
{
graphicsObjectGDIP.ResetTransform();
}
}
public void RotateTransform(float angle)
{
if (opengl)
{
GL.Rotate(angle, 0, 0, 1);
}
else
{
graphicsObjectGDIP.RotateTransform(angle);
}
}
public void TranslateTransform(float x, float y)
{
if (opengl)
{
GL.Translate(x, y, 0f);
}
else
{
graphicsObjectGDIP.TranslateTransform(x, y);
}
}
public void FillPolygon(Brush brushh, Point[] list)
{
if (opengl)
{
GL.Begin(BeginMode.TriangleFan);
GL.Color4(((SolidBrush)brushh).Color);
foreach (Point pnt in list)
{
GL.Vertex2(pnt.X, pnt.Y);
}
GL.Vertex2(list[list.Length - 1].X, list[list.Length - 1].Y);
GL.End();
}
else
{
graphicsObjectGDIP.FillPolygon(brushh, list);
}
}
public void FillPolygon(Brush brushh, PointF[] list)
{
if (opengl)
{
GL.Begin(BeginMode.Quads);
GL.Color4(((SolidBrush)brushh).Color);
foreach (PointF pnt in list)
{
GL.Vertex2(pnt.X, pnt.Y);
}
GL.Vertex2(list[0].X, list[0].Y);
GL.End();
}
else
{
graphicsObjectGDIP.FillPolygon(brushh, list);
}
}
public void DrawPolygon(Pen penn, Point[] list)
{
if (opengl)
{
GL.LineWidth(penn.Width);
GL.Color4(penn.Color);
GL.Begin(BeginMode.LineLoop);
foreach (Point pnt in list)
{
GL.Vertex2(pnt.X, pnt.Y);
}
GL.End();
}
else
{
graphicsObjectGDIP.DrawPolygon(penn, list);
}
}
public void DrawPolygon(Pen penn, PointF[] list)
{
if (opengl)
{
GL.LineWidth(penn.Width);
GL.Color4(penn.Color);
GL.Begin(BeginMode.LineLoop);
foreach (PointF pnt in list)
{
GL.Vertex2(pnt.X, pnt.Y);
}
GL.End();
}
else
{
graphicsObjectGDIP.DrawPolygon(penn, list);
}
}
public void FillRectangle(Brush brushh, RectangleF rectf)
{
if (opengl)
{
float x1 = rectf.X;
float y1 = rectf.Y;
float width = rectf.Width;
float height = rectf.Height;
GL.Begin(BeginMode.Quads);
if (((Type)brushh.GetType()) == typeof(LinearGradientBrush))
{
LinearGradientBrush temp = (LinearGradientBrush)brushh;
GL.Color4(temp.LinearColors[0]);
}
else
{
GL.Color4(((SolidBrush)brushh).Color.R / 255f, ((SolidBrush)brushh).Color.G / 255f, ((SolidBrush)brushh).Color.B / 255f, ((SolidBrush)brushh).Color.A / 255f);
}
GL.Vertex2(x1, y1);
GL.Vertex2(x1 + width, y1);
if (((Type)brushh.GetType()) == typeof(LinearGradientBrush))
{
LinearGradientBrush temp = (LinearGradientBrush)brushh;
GL.Color4(temp.LinearColors[1]);
}
else
{
GL.Color4(((SolidBrush)brushh).Color.R / 255f, ((SolidBrush)brushh).Color.G / 255f, ((SolidBrush)brushh).Color.B / 255f, ((SolidBrush)brushh).Color.A / 255f);
}
GL.Vertex2(x1 + width, y1 + height);
GL.Vertex2(x1, y1 + height);
GL.End();
}
else
{
graphicsObjectGDIP.FillRectangle(brushh, rectf);
}
}
public void DrawRectangle(Pen penn, RectangleF rect)
{
DrawRectangle(penn, rect.X, rect.Y, rect.Width, rect.Height);
}
public void DrawRectangle(Pen penn, double x1, double y1, double width, double height)
{
if (opengl)
{
GL.LineWidth(penn.Width);
GL.Color4(penn.Color);
GL.Begin(BeginMode.LineLoop);
GL.Vertex2(x1, y1);
GL.Vertex2(x1 + width, y1);
GL.Vertex2(x1 + width, y1 + height);
GL.Vertex2(x1, y1 + height);
GL.End();
}
else
{
graphicsObjectGDIP.DrawRectangle(penn, (float)x1, (float)y1, (float)width, (float)height);
}
}
public void DrawLine(Pen penn, double x1, double y1, double x2, double y2)
{
if (opengl)
{
GL.Color4(penn.Color);
GL.LineWidth(penn.Width);
GL.Begin(BeginMode.Lines);
GL.Vertex2(x1, y1);
GL.Vertex2(x2, y2);
GL.End();
}
else
{
graphicsObjectGDIP.DrawLine(penn, (float)x1, (float)y1, (float)x2, (float)y2);
}
}
void doPaint(PaintEventArgs e)
{
bool isNaN = false;
try
{
if (graphicsObjectGDIP == null || !opengl && (objBitmap.Width != this.Width || objBitmap.Height != this.Height))
{
objBitmap = new Bitmap(this.Width, this.Height);
graphicsObjectGDIP = Graphics.FromImage(objBitmap);
graphicsObjectGDIP.SmoothingMode = SmoothingMode.AntiAlias;
graphicsObjectGDIP.InterpolationMode = InterpolationMode.NearestNeighbor;
graphicsObjectGDIP.CompositingMode = CompositingMode.SourceOver;
graphicsObjectGDIP.CompositingQuality = CompositingQuality.HighSpeed;
graphicsObjectGDIP.PixelOffsetMode = PixelOffsetMode.HighSpeed;
graphicsObjectGDIP.TextRenderingHint = System.Drawing.Text.TextRenderingHint.SystemDefault;
}
graphicsObjectGDIP.InterpolationMode = InterpolationMode.Bilinear;
graphicsObject.Clear(Color.Gray);
if (_bgimage != null)
{
bgon = false;
graphicsObject.DrawImage(_bgimage, 0, 0, this.Width, this.Height);
if (hudon == false)
{
return;
}
}
else
{
bgon = true;
}
if (float.IsNaN(_roll) || float.IsNaN(_pitch) || float.IsNaN(_heading))
{
isNaN = true;
_roll = 0;
_pitch = 0;
_heading = 0;
}
graphicsObject.TranslateTransform(this.Width / 2, this.Height / 2);
graphicsObject.RotateTransform(-_roll);
int fontsize = this.Height / 30; // = 10
int fontoffset = fontsize - 10;
float every5deg = -this.Height / 65;
float pitchoffset = -_pitch * every5deg;
int halfwidth = this.Width / 2;
int halfheight = this.Height / 2;
SolidBrush whiteBrush = new SolidBrush(whitePen.Color);
Pen blackPen = new Pen(Color.Black, 2);
Pen greenPen = new Pen(Color.Green, 2);
Pen redPen = new Pen(Color.Red, 2);
// draw sky
if (bgon == true)
{
RectangleF bg = new RectangleF(-halfwidth * 2, -halfheight * 2, this.Width * 2, halfheight * 2 + pitchoffset);
if (bg.Height != 0)
{
LinearGradientBrush linearBrush = new LinearGradientBrush(bg, Color.Blue,
Color.LightBlue, LinearGradientMode.Vertical);
graphicsObject.FillRectangle(linearBrush, bg);
}
// draw ground
bg = new RectangleF(-halfwidth * 2, pitchoffset, this.Width * 2, halfheight * 2 - pitchoffset);
if (bg.Height != 0)
{
LinearGradientBrush linearBrush = new LinearGradientBrush(bg, Color.FromArgb(0x9b, 0xb8, 0x24),
Color.FromArgb(0x41, 0x4f, 0x07), LinearGradientMode.Vertical);
graphicsObject.FillRectangle(linearBrush, bg);
}
//draw centerline
graphicsObject.DrawLine(whitePen, -halfwidth * 2, pitchoffset + 0, halfwidth * 2, pitchoffset + 0);
}
graphicsObject.ResetTransform();
graphicsObject.SetClip(new Rectangle(0, this.Height / 14, this.Width, this.Height - this.Height / 14));
graphicsObject.TranslateTransform(this.Width / 2, this.Height / 2);
graphicsObject.RotateTransform(-_roll);
// draw armed
if (status != statuslast)
{
armedtimer = DateTime.Now;
}
if (status == false) // not armed
{
//if ((armedtimer.AddSeconds(8) > DateTime.Now))
{
drawstring(graphicsObject, "DISARMED", font, fontsize + 10, Brushes.Red, -85, halfheight / -3);
statuslast = status;
}
}
else if (status == true) // armed
{
if ((armedtimer.AddSeconds(8) > DateTime.Now))
{
drawstring(graphicsObject, "ARMED", font, fontsize + 20, Brushes.Red, -70, halfheight / -3);
statuslast = status;
}
}
//draw pitch
int lengthshort = this.Width / 14;
int lengthlong = this.Width / 10;
for (int a = -90; a <= 90; a += 5)
{
// limit to 40 degrees
if (a >= _pitch - 29 && a <= _pitch + 20)
{
if (a % 10 == 0)
{
if (a == 0)
{
graphicsObject.DrawLine(greenPen, this.Width / 2 - lengthlong - halfwidth, pitchoffset + a * every5deg, this.Width / 2 + lengthlong - halfwidth, pitchoffset + a * every5deg);
}
else
{
graphicsObject.DrawLine(whitePen, this.Width / 2 - lengthlong - halfwidth, pitchoffset + a * every5deg, this.Width / 2 + lengthlong - halfwidth, pitchoffset + a * every5deg);
}
drawstring(graphicsObject, a.ToString(), font, fontsize + 2, whiteBrush, this.Width / 2 - lengthlong - 30 - halfwidth - (int)(fontoffset * 1.7), pitchoffset + a * every5deg - 8 - fontoffset);
}
else
{
graphicsObject.DrawLine(whitePen, this.Width / 2 - lengthshort - halfwidth, pitchoffset + a * every5deg, this.Width / 2 + lengthshort - halfwidth, pitchoffset + a * every5deg);
//drawstring(e,a.ToString(), new Font("Arial", 10), whiteBrush, this.Width / 2 - lengthshort - 20 - halfwidth, this.Height / 2 + pitchoffset + a * every5deg - 8);
}
}
}
graphicsObject.ResetTransform();
// draw roll ind needle
graphicsObject.TranslateTransform(this.Width / 2, this.Height / 2);
Point[] pointlist = new Point[3];
lengthlong = this.Height / 66;
int extra = (int)(this.Height / 15 * 4.9f);
int lengthlongex = lengthlong + 2;
pointlist[0] = new Point(0, -lengthlongex * 2 - extra);
pointlist[1] = new Point(-lengthlongex, -lengthlongex - extra);
pointlist[2] = new Point(lengthlongex, -lengthlongex - extra);
redPen.Width = 2;
if (Math.Abs(_roll) > 45)
{
redPen.Width = 4;
}
graphicsObject.DrawPolygon(redPen, pointlist);
redPen.Width = 2;
int[] array = new int[] { -60,-45, -30,-20,-10,0,10,20,30,45,60 };
foreach (int a in array)
{
graphicsObject.ResetTransform();
graphicsObject.TranslateTransform(this.Width / 2, this.Height / 2);
graphicsObject.RotateTransform(a - _roll);
drawstring(graphicsObject, Math.Abs(a).ToString("0").PadLeft(2), font, fontsize, whiteBrush, 0 - 6 - fontoffset, -lengthlong * 8 - extra);
graphicsObject.DrawLine(whitePen, 0, -lengthlong * 3 - extra, 0, -lengthlong * 3 - extra - lengthlong);
}
graphicsObject.ResetTransform();
graphicsObject.TranslateTransform(this.Width / 2, this.Height / 2);
// draw roll ind
RectangleF arcrect = new RectangleF(-lengthlong * 3 - extra, -lengthlong * 3 - extra, (extra + lengthlong * 3) * 2f, (extra + lengthlong * 3) * 2f);
//DrawRectangle(Pens.Beige, arcrect);
graphicsObject.DrawArc(whitePen, arcrect, 180 + 30 + -_roll, 120); // 120
graphicsObject.ResetTransform();
//draw centre / current att
Rectangle centercircle = new Rectangle(halfwidth - halfwidth / 2, halfheight - halfwidth / 2, halfwidth, halfwidth);
//graphicsObject.DrawEllipse(redPen, centercircle);
Pen redtemp = new Pen(Color.FromArgb(200, redPen.Color.R, redPen.Color.G, redPen.Color.B));
redtemp.Width = 4.0f;
// left
graphicsObject.DrawLine(redtemp, centercircle.Left - halfwidth / 5, halfheight, centercircle.Left, halfheight);
// right
graphicsObject.DrawLine(redtemp, centercircle.Right, halfheight, centercircle.Right + halfwidth / 5, halfheight);
// center point
graphicsObject.DrawLine(redtemp, halfwidth-1, halfheight, centercircle.Right - halfwidth / 3, halfheight + halfheight / 10);
graphicsObject.DrawLine(redtemp, halfwidth+1, halfheight, centercircle.Left + halfwidth / 3, halfheight + halfheight / 10);
//draw heading ind
graphicsObject.ResetClip();
Rectangle headbg = new Rectangle(0, 0, this.Width - 0, this.Height / 14);
graphicsObject.DrawRectangle(blackPen, headbg);
SolidBrush solidBrush = new SolidBrush(Color.FromArgb(0x55, 0xff, 0xff, 0xff));
graphicsObject.FillRectangle(solidBrush, headbg);
// center
// graphicsObject.DrawLine(redPen, headbg.Width / 2, headbg.Bottom, headbg.Width / 2, headbg.Top);
//bottom line
graphicsObject.DrawLine(whitePen, headbg.Left + 5, headbg.Bottom - 5, headbg.Width - 5, headbg.Bottom - 5);
float space = (headbg.Width - 10) / 120.0f;
int start = (int)Math.Round((_heading - 60),1);
// draw for outside the 60 deg
if (_targetheading < start)
{
greenPen.Width = 6;
graphicsObject.DrawLine(greenPen, headbg.Left + 5 + space * 0, headbg.Bottom, headbg.Left + 5 + space * (0), headbg.Top);
}
if (_targetheading > _heading + 60)
{
greenPen.Width = 6;
graphicsObject.DrawLine(greenPen, headbg.Left + 5 + space * 60, headbg.Bottom, headbg.Left + 5 + space * (60), headbg.Top);
}
for (int a = start; a <= _heading + 60; a += 1)
{
// target heading
if (((int)(a + 360) % 360) == (int)_targetheading)
{
greenPen.Width = 6;
graphicsObject.DrawLine(greenPen, headbg.Left + 5 + space * (a - start), headbg.Bottom, headbg.Left + 5 + space * (a - start), headbg.Top);
}
if (((int)(a + 360) % 360) == (int)_groundcourse)
{
blackPen.Width = 6;
graphicsObject.DrawLine(blackPen, headbg.Left + 5 + space * (a - start), headbg.Bottom, headbg.Left + 5 + space * (a - start), headbg.Top);
blackPen.Width = 2;
}
if ((int)a % 15 == 0)
{
//Console.WriteLine(a + " " + Math.Round(a, 1, MidpointRounding.AwayFromZero));
//Console.WriteLine(space +" " + a +" "+ (headbg.Left + 5 + space * (a - start)));
graphicsObject.DrawLine(whitePen, headbg.Left + 5 + space * (a - start), headbg.Bottom - 5, headbg.Left + 5 + space * (a - start), headbg.Bottom - 10);
int disp = (int)a;
if (disp < 0)
disp += 360;
disp = disp % 360;
if (disp == 0)
{
drawstring(graphicsObject, "N".PadLeft(2), font, fontsize + 4, whiteBrush, headbg.Left - 5 + space * (a - start) - fontoffset, headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
else if (disp == 45)
{
drawstring(graphicsObject, "NE".PadLeft(2), font, fontsize + 4, whiteBrush, headbg.Left - 5 + space * (a - start) - fontoffset, headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
else if (disp == 90)
{
drawstring(graphicsObject, "E".PadLeft(2), font, fontsize + 4, whiteBrush, headbg.Left - 5 + space * (a - start) - fontoffset, headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
else if (disp == 135)
{
drawstring(graphicsObject, "SE".PadLeft(2), font, fontsize + 4, whiteBrush, headbg.Left - 5 + space * (a - start) - fontoffset, headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
else if (disp == 180)
{
drawstring(graphicsObject, "S".PadLeft(2), font, fontsize + 4, whiteBrush, headbg.Left - 5 + space * (a - start) - fontoffset, headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
else if (disp == 225)
{
drawstring(graphicsObject, "SW".PadLeft(2), font, fontsize + 4, whiteBrush, headbg.Left - 5 + space * (a - start) - fontoffset, headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
else if (disp == 270)
{
drawstring(graphicsObject, "W".PadLeft(2), font, fontsize + 4, whiteBrush, headbg.Left - 5 + space * (a - start) - fontoffset, headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
else if (disp == 315)
{
drawstring(graphicsObject, "NW".PadLeft(2), font, fontsize + 4, whiteBrush, headbg.Left - 5 + space * (a - start) - fontoffset, headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
else
{
drawstring(graphicsObject, (disp % 360).ToString().PadLeft(3), font, fontsize, whiteBrush, headbg.Left - 5 + space * (a - start) - fontoffset, headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
}
else if ((int)a % 5 == 0)
{
graphicsObject.DrawLine(whitePen, headbg.Left + 5 + space * (a - start), headbg.Bottom - 5, headbg.Left + 5 + space * (a - start), headbg.Bottom - 10);
}
}
RectangleF rect = new RectangleF(headbg.Width / 2 - (fontsize * 2.4f) / 2, 0, (fontsize * 2.4f), headbg.Height);
//DrawRectangle(whitePen, rect);
FillRectangle(new SolidBrush(Color.FromArgb(220,255,255,255)), rect);
if (Math.Abs(_heading - _targetheading) < 4)
{
drawstring(graphicsObject, (heading % 360).ToString("0").PadLeft(3), font, fontsize, whiteBrush, headbg.Width / 2 - (fontsize * 1f), headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
else
{
drawstring(graphicsObject, (heading % 360).ToString("0").PadLeft(3), font, fontsize, whiteBrush, headbg.Width / 2 - (fontsize * 1f), headbg.Bottom - 24 - (int)(fontoffset * 1.7));
}
// Console.WriteLine("HUD 0 " + (DateTime.Now - starttime).TotalMilliseconds + " " + DateTime.Now.Millisecond);
// xtrack error
// center
float xtspace = this.Width / 10.0f / 3.0f;
int pad = 10;
float myxtrack_error = _xtrack_error;
myxtrack_error = Math.Min(myxtrack_error, 40);
myxtrack_error = Math.Max(myxtrack_error, -40);
// xtrack - distance scale - space
float loc = myxtrack_error / 20.0f * xtspace;
// current xtrack
if (Math.Abs(myxtrack_error) == 40)
{
greenPen.Color = Color.FromArgb(128, greenPen.Color);
}
graphicsObject.DrawLine(greenPen, this.Width / 10 + loc, headbg.Bottom + 5, this.Width / 10 + loc, headbg.Bottom + this.Height / 10);
greenPen.Color = Color.FromArgb(255, greenPen.Color);
graphicsObject.DrawLine(whitePen, this.Width / 10, headbg.Bottom + 5, this.Width / 10, headbg.Bottom + this.Height / 10);
graphicsObject.DrawLine(whitePen, this.Width / 10 - xtspace, headbg.Bottom + 5 + pad, this.Width / 10 - xtspace, headbg.Bottom + this.Height / 10 - pad);
graphicsObject.DrawLine(whitePen, this.Width / 10 - xtspace * 2, headbg.Bottom + 5 + pad, this.Width / 10 - xtspace * 2, headbg.Bottom + this.Height / 10 - pad);
graphicsObject.DrawLine(whitePen, this.Width / 10 + xtspace, headbg.Bottom + 5 + pad, this.Width / 10 + xtspace, headbg.Bottom + this.Height / 10 - pad);
graphicsObject.DrawLine(whitePen, this.Width / 10 + xtspace * 2, headbg.Bottom + 5 + pad, this.Width / 10 + xtspace * 2, headbg.Bottom + this.Height / 10 - pad);
// rate of turn
whitePen.Width = 4;
graphicsObject.DrawLine(whitePen, this.Width / 10 - xtspace * 2 - xtspace / 2, headbg.Bottom + this.Height / 10 + 10, this.Width / 10 - xtspace * 2 - xtspace / 2 + xtspace, headbg.Bottom + this.Height / 10 + 10);
graphicsObject.DrawLine(whitePen, this.Width / 10 - xtspace * 0 - xtspace / 2, headbg.Bottom + this.Height / 10 + 10, this.Width / 10 - xtspace * 0 - xtspace / 2 + xtspace, headbg.Bottom + this.Height / 10 + 10);
graphicsObject.DrawLine(whitePen, this.Width / 10 + xtspace * 2 - xtspace / 2, headbg.Bottom + this.Height / 10 + 10, this.Width / 10 + xtspace * 2 - xtspace / 2 + xtspace, headbg.Bottom + this.Height / 10 + 10);
float myturnrate = _turnrate;
float trwidth = (this.Width / 10 + xtspace * 2 - xtspace / 2) - (this.Width / 10 - xtspace * 2 - xtspace / 2);
float range = 12;
myturnrate = Math.Min(myturnrate, range / 2);
myturnrate = Math.Max(myturnrate, (range / 2) * -1.0f);
loc = myturnrate / range * trwidth;
greenPen.Width = 4;
if (Math.Abs(myturnrate) == (range / 2))
{
greenPen.Color = Color.FromArgb(128, greenPen.Color);
}
graphicsObject.DrawLine(greenPen, this.Width / 10 + loc - xtspace / 2, headbg.Bottom + this.Height / 10 + 10 + 3, this.Width / 10 + loc + xtspace / 2, headbg.Bottom + this.Height / 10 + 10 + 3);
graphicsObject.DrawLine(greenPen, this.Width / 10 + loc, headbg.Bottom + this.Height / 10 + 10 + 3, this.Width / 10 + loc, headbg.Bottom + this.Height / 10 + 10 + 10);
greenPen.Color = Color.FromArgb(255, greenPen.Color);
whitePen.Width = 2;
// left scroller
Rectangle scrollbg = new Rectangle(0, halfheight - halfheight / 2, this.Width / 10, this.Height / 2);
graphicsObject.DrawRectangle(whitePen, scrollbg);
graphicsObject.FillRectangle(solidBrush, scrollbg);
Point[] arrow = new Point[5];
arrow[0] = new Point(0, -10);
arrow[1] = new Point(scrollbg.Width - 10, -10);
arrow[2] = new Point(scrollbg.Width - 5, 0);
arrow[3] = new Point(scrollbg.Width - 10, 10);
arrow[4] = new Point(0, 10);
graphicsObject.TranslateTransform(0, this.Height / 2);
int viewrange = 26;
float speed = _airspeed;
if (speed == 0)
speed = _groundspeed;
space = (scrollbg.Height) / (float)viewrange;
start = ((int)speed - viewrange / 2);
if (start > _targetspeed)
{
greenPen.Color = Color.FromArgb(128, greenPen.Color);
greenPen.Width = 6;
graphicsObject.DrawLine(greenPen, scrollbg.Left, scrollbg.Top, scrollbg.Left + scrollbg.Width, scrollbg.Top);
greenPen.Color = Color.FromArgb(255, greenPen.Color);
}
if ((speed + viewrange / 2) < _targetspeed)
{
greenPen.Color = Color.FromArgb(128, greenPen.Color);
greenPen.Width = 6;
graphicsObject.DrawLine(greenPen, scrollbg.Left, scrollbg.Top - space * viewrange, scrollbg.Left + scrollbg.Width, scrollbg.Top - space * viewrange);
greenPen.Color = Color.FromArgb(255, greenPen.Color);
}
for (int a = (int)start; a <= (speed + viewrange / 2); a += 1)
{
if (a == (int)_targetspeed && _targetspeed != 0)
{
greenPen.Width = 6;
graphicsObject.DrawLine(greenPen, scrollbg.Left, scrollbg.Top - space * (a - start), scrollbg.Left + scrollbg.Width, scrollbg.Top - space * (a - start));
}
if (a % 5 == 0)
{
//Console.WriteLine(a + " " + scrollbg.Right + " " + (scrollbg.Top - space * (a - start)) + " " + (scrollbg.Right - 20) + " " + (scrollbg.Top - space * (a - start)));
graphicsObject.DrawLine(whitePen, scrollbg.Right, scrollbg.Top - space * (a - start), scrollbg.Right - 10, scrollbg.Top - space * (a - start));
drawstring(graphicsObject, a.ToString().PadLeft(5), font, fontsize, whiteBrush, scrollbg.Right - 50 - 4 * fontoffset, scrollbg.Top - space * (a - start) - 6 - fontoffset);
}
}
graphicsObject.DrawPolygon(blackPen, arrow);
graphicsObject.FillPolygon(Brushes.Black, arrow);
drawstring(graphicsObject, ((int)speed).ToString("0"), font, 10, Brushes.AliceBlue, 0, -9);
graphicsObject.ResetTransform();
// extra text data
drawstring(graphicsObject, "AS " + _airspeed.ToString("0.0"), font, fontsize, whiteBrush, 1, scrollbg.Bottom + 5);
drawstring(graphicsObject, "GS " + _groundspeed.ToString("0.0"), font, fontsize, whiteBrush, 1, scrollbg.Bottom + fontsize + 2 + 10);
//drawstring(e,, new Font("Arial", fontsize + 2), whiteBrush, 1, scrollbg.Bottom + fontsize + 2 + 10);
// right scroller
scrollbg = new Rectangle(this.Width - this.Width / 10, halfheight - halfheight / 2, this.Width / 10, this.Height / 2);
graphicsObject.DrawRectangle(whitePen, scrollbg);
graphicsObject.FillRectangle(solidBrush, scrollbg);
arrow = new Point[5];
arrow[0] = new Point(0, -10);
arrow[1] = new Point(scrollbg.Width - 10, -10);
arrow[2] = new Point(scrollbg.Width - 5, 0);
arrow[3] = new Point(scrollbg.Width - 10, 10);
arrow[4] = new Point(0, 10);
graphicsObject.TranslateTransform(0, this.Height / 2);
viewrange = 26;
space = (scrollbg.Height) / (float)viewrange;
start = ((int)_alt - viewrange / 2);
if (start > _targetalt)
{
greenPen.Color = Color.FromArgb(128, greenPen.Color);
greenPen.Width = 6;
graphicsObject.DrawLine(greenPen, scrollbg.Left, scrollbg.Top, scrollbg.Left + scrollbg.Width, scrollbg.Top);
greenPen.Color = Color.FromArgb(255, greenPen.Color);
}
if ((_alt + viewrange / 2) < _targetalt)
{
greenPen.Color = Color.FromArgb(128, greenPen.Color);
greenPen.Width = 6;
graphicsObject.DrawLine(greenPen, scrollbg.Left, scrollbg.Top - space * viewrange, scrollbg.Left + scrollbg.Width, scrollbg.Top - space * viewrange);
greenPen.Color = Color.FromArgb(255, greenPen.Color);
}
bool ground = false;
for (int a = (int)start; a <= (_alt + viewrange / 2); a += 1)
{
if (a == Math.Round(_targetalt) && _targetalt != 0)
{
greenPen.Width = 6;
graphicsObject.DrawLine(greenPen, scrollbg.Left, scrollbg.Top - space * (a - start), scrollbg.Left + scrollbg.Width, scrollbg.Top - space * (a - start));
}
// ground doesnt appear if we are not in view or below ground level
if (a == Math.Round(groundalt) && groundalt != 0 && ground == false)
{
graphicsObject.FillRectangle(new SolidBrush(Color.FromArgb(100,Color.BurlyWood)), new RectangleF(scrollbg.Left, scrollbg.Top - space * (a - start), scrollbg.Width, (space * (a - start))));
}
if (a % 5 == 0)
{
//Console.WriteLine(a + " " + scrollbg.Left + " " + (scrollbg.Top - space * (a - start)) + " " + (scrollbg.Left + 20) + " " + (scrollbg.Top - space * (a - start)));
graphicsObject.DrawLine(whitePen, scrollbg.Left, scrollbg.Top - space * (a - start), scrollbg.Left + 10, scrollbg.Top - space * (a - start));
drawstring(graphicsObject, a.ToString().PadLeft(5), font, fontsize, whiteBrush, scrollbg.Left + 0 + (int)(0 * fontoffset), scrollbg.Top - space * (a - start) - 6 - fontoffset);
}
}
greenPen.Width = 4;
// vsi
graphicsObject.ResetTransform();
PointF[] poly = new PointF[4];
poly[0] = new PointF(scrollbg.Left, scrollbg.Top);
poly[1] = new PointF(scrollbg.Left - scrollbg.Width / 4, scrollbg.Top + scrollbg.Width / 4);
poly[2] = new PointF(scrollbg.Left - scrollbg.Width / 4, scrollbg.Bottom - scrollbg.Width / 4);
poly[3] = new PointF(scrollbg.Left, scrollbg.Bottom);
//verticalspeed
viewrange = 12;
_verticalspeed = Math.Min(viewrange / 2, _verticalspeed);
_verticalspeed = Math.Max(viewrange / -2, _verticalspeed);
float scaledvalue = _verticalspeed / -viewrange * (scrollbg.Bottom - scrollbg.Top);
float linespace = (float)1 / -viewrange * (scrollbg.Bottom - scrollbg.Top);
PointF[] polyn = new PointF[4];
polyn[0] = new PointF(scrollbg.Left, scrollbg.Top + (scrollbg.Bottom - scrollbg.Top) / 2);
polyn[1] = new PointF(scrollbg.Left - scrollbg.Width / 4, scrollbg.Top + (scrollbg.Bottom - scrollbg.Top) / 2);
polyn[2] = polyn[1];
float peak = 0;
if (scaledvalue > 0)
{
peak = -scrollbg.Width / 4;
if (scrollbg.Top + (scrollbg.Bottom - scrollbg.Top) / 2 + scaledvalue + peak < scrollbg.Top + (scrollbg.Bottom - scrollbg.Top) / 2)
peak = -scaledvalue;
}
else if (scaledvalue < 0)
{
peak = +scrollbg.Width / 4;
if (scrollbg.Top + (scrollbg.Bottom - scrollbg.Top) / 2 + scaledvalue + peak > scrollbg.Top + (scrollbg.Bottom - scrollbg.Top) / 2)
peak = -scaledvalue;
}
polyn[2] = new PointF(scrollbg.Left - scrollbg.Width / 4, scrollbg.Top + (scrollbg.Bottom - scrollbg.Top) / 2 + scaledvalue + peak);
polyn[3] = new PointF(scrollbg.Left, scrollbg.Top + (scrollbg.Bottom - scrollbg.Top) / 2 + scaledvalue);
//graphicsObject.DrawPolygon(redPen, poly);
graphicsObject.FillPolygon(Brushes.Blue, polyn);
// draw outsidebox
graphicsObject.DrawPolygon(whitePen, poly);
for (int a = 1; a < viewrange; a++)
{
graphicsObject.DrawLine(whitePen, scrollbg.Left - scrollbg.Width / 4, scrollbg.Top - linespace * a, scrollbg.Left - scrollbg.Width / 8, scrollbg.Top - linespace * a);
}
// draw arrow and text
graphicsObject.ResetTransform();
graphicsObject.TranslateTransform(this.Width, this.Height / 2);
graphicsObject.RotateTransform(180);
graphicsObject.DrawPolygon(blackPen, arrow);
graphicsObject.FillPolygon(Brushes.Black, arrow);
graphicsObject.ResetTransform();
graphicsObject.TranslateTransform(0, this.Height / 2);
drawstring(graphicsObject, ((int)_alt).ToString("0"), font, 10, Brushes.AliceBlue, scrollbg.Left + 10, -9);
graphicsObject.ResetTransform();
// mode and wp dist and wp
drawstring(graphicsObject, _mode, font, fontsize, whiteBrush, scrollbg.Left - 30, scrollbg.Bottom + 5);
drawstring(graphicsObject, (int)_disttowp + ">" + _wpno, font, fontsize, whiteBrush, scrollbg.Left - 30, scrollbg.Bottom + fontsize + 2 + 10);
graphicsObject.DrawLine(greenPen, scrollbg.Left - 5, scrollbg.Top - (int)(fontsize * 2.2) - 2 - 20, scrollbg.Left - 5, scrollbg.Top - (int)(fontsize) - 2 - 20);
graphicsObject.DrawLine(greenPen, scrollbg.Left - 10, scrollbg.Top - (int)(fontsize * 2.2) - 2 - 15, scrollbg.Left - 10, scrollbg.Top - (int)(fontsize) - 2 - 20);
graphicsObject.DrawLine(greenPen, scrollbg.Left - 15, scrollbg.Top - (int)(fontsize * 2.2) - 2 - 10, scrollbg.Left - 15, scrollbg.Top - (int)(fontsize ) - 2 - 20);
drawstring(graphicsObject, _linkqualitygcs.ToString("0") + "%", font, fontsize, whiteBrush, scrollbg.Left, scrollbg.Top - (int)(fontsize * 2.2) - 2 - 20);
if (_linkqualitygcs == 0)
{
graphicsObject.DrawLine(redPen, scrollbg.Left, scrollbg.Top - (int)(fontsize * 2.2) - 2 - 20, scrollbg.Left + 50, scrollbg.Top - (int)(fontsize * 2.2) - 2);
graphicsObject.DrawLine(redPen, scrollbg.Left, scrollbg.Top - (int)(fontsize * 2.2) - 2, scrollbg.Left + 50, scrollbg.Top - (int)(fontsize * 2.2) - 2 - 20);
}
drawstring(graphicsObject, _datetime.ToString("HH:mm:ss"), font, fontsize, whiteBrush, scrollbg.Left - 30, scrollbg.Top - fontsize - 2 - 20);
// battery
if (batteryon)
{
graphicsObject.ResetTransform();
drawstring(graphicsObject, "Bat "+_batterylevel.ToString("0.00v") +" "+ _current.ToString("0 A"), font, fontsize + 2, whiteBrush, fontsize, this.Height - 30 - fontoffset);
}
// gps
string gps = "";
if (_gpsfix == 0)
{
gps = ("GPS: No GPS");
}
else if (_gpsfix == 1)
{
gps = ("GPS: No Fix");
}
else if (_gpsfix == 2)
{
gps = ("GPS: 3D Fix");
}
else if (_gpsfix == 3)
{
gps = ("GPS: 3D Fix");
}
drawstring(graphicsObject, gps, font, fontsize + 2, whiteBrush, this.Width - 13 * fontsize, this.Height - 30 - fontoffset);
if (isNaN)
drawstring(graphicsObject, "NaN Error " + DateTime.Now, font, this.Height / 30 + 10, Brushes.Red, 50, 50);
// custom user items
graphicsObject.ResetTransform();
int height = this.Height - 30 - fontoffset - fontsize - 8;
foreach (string key in CustomItems.Keys)
{
try
{
Custom item = (Custom)CustomItems[key];
drawstring(graphicsObject, item.Header + item.GetValue.ToString("0.##"), font, fontsize + 2, whiteBrush, this.Width / 8, height);
height -= fontsize+5;
}
catch { }
}
if (!opengl)
{
e.Graphics.DrawImageUnscaled(objBitmap, 0, 0);
}
if (DesignMode)
{
return;
}
// Console.WriteLine("HUD 1 " + (DateTime.Now - starttime).TotalMilliseconds + " " + DateTime.Now.Millisecond);
ImageCodecInfo ici = GetImageCodec("image/jpeg");
EncoderParameters eps = new EncoderParameters(1);
eps.Param[0] = new EncoderParameter(System.Drawing.Imaging.Encoder.Quality, 50L); // or whatever other quality value you want
lock (streamlock)
{
if (streamjpgenable || streamjpg == null) // init image and only update when needed
{
if (opengl)
{
objBitmap = GrabScreenshot();
}
streamjpg = new MemoryStream();
objBitmap.Save(streamjpg, ici, eps);
//objBitmap.Save(streamjpg,ImageFormat.Bmp);
}
}
}
catch (Exception ex)
{
log.Info("hud error "+ex.ToString());
}
}
protected override void OnPaintBackground(PaintEventArgs e)
{
//base.OnPaintBackground(e);
}
ImageCodecInfo GetImageCodec(string mimetype)
{
foreach (ImageCodecInfo ici in ImageCodecInfo.GetImageEncoders())
{
if (ici.MimeType == mimetype) return ici;
}
return null;
}
// Returns a System.Drawing.Bitmap with the contents of the current framebuffer
public new Bitmap GrabScreenshot()
{
if (OpenTK.Graphics.GraphicsContext.CurrentContext == null)
throw new OpenTK.Graphics.GraphicsContextMissingException();
Bitmap bmp = new Bitmap(this.ClientSize.Width, this.ClientSize.Height);
System.Drawing.Imaging.BitmapData data =
bmp.LockBits(this.ClientRectangle, System.Drawing.Imaging.ImageLockMode.WriteOnly, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
GL.ReadPixels(0, 0, this.ClientSize.Width, this.ClientSize.Height,OpenTK.Graphics.OpenGL.PixelFormat.Bgr, PixelType.UnsignedByte, data.Scan0);
bmp.UnlockBits(data);
bmp.RotateFlip(RotateFlipType.RotateNoneFlipY);
return bmp;
}
float wrap360(float noin)
{
if (noin < 0)
return noin + 360;
return noin;
}
/// <summary>
/// pen for drawstring
/// </summary>
Pen P = new Pen(Color.FromArgb(0x26, 0x27, 0x28), 2f);
/// <summary>
/// pth for drawstring
/// </summary>
GraphicsPath pth = new GraphicsPath();
void drawstring(HUD e, string text, Font font, float fontsize, Brush brush, float x, float y)
{
if (!opengl)
{
drawstring(graphicsObjectGDIP, text, font, fontsize, brush, x, y);
return;
}
if (text == null || text == "")
return;
/*
OpenTK.Graphics.Begin();
GL.PushMatrix();
GL.Translate(x, y, 0);
printer.Print(text, font, c);
GL.PopMatrix(); printer.End();
*/
char[] chars = text.ToCharArray();
float maxy = 1;
foreach (char cha in chars)
{
int charno = (int)cha;
int charid = charno + (128 * (int)fontsize); // 128 * 40 * 5;128
if (charbitmaps[charid] == null)
{
charbitmaps[charid] = new Bitmap(128, 128, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
charbitmaps[charid].MakeTransparent(Color.Transparent);
//charbitmaptexid
float maxx = this.Width / 150; // for space
// create bitmap
using (Graphics gfx = Graphics.FromImage(charbitmaps[charid]))
{
pth.Reset();
if (text != null)
pth.AddString(cha + "", font.FontFamily, 0, fontsize + 5, new Point((int)0, (int)0), StringFormat.GenericTypographic);
gfx.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
gfx.DrawPath(P, pth);
//Draw the face
gfx.FillPath(brush, pth);
if (pth.PointCount > 0)
{
foreach (PointF pnt in pth.PathPoints)
{
if (pnt.X > maxx)
maxx = pnt.X;
if (pnt.Y > maxy)
maxy = pnt.Y;
}
}
}
charwidth[charid] = (int)(maxx + 2);
//charbitmaps[charid] = charbitmaps[charid].Clone(new RectangleF(0, 0, maxx + 2, maxy + 2), charbitmaps[charid].PixelFormat);
//charbitmaps[charno * (int)fontsize].Save(charno + " " + (int)fontsize + ".png");
// create texture
int textureId;
GL.TexEnv(TextureEnvTarget.TextureEnv, TextureEnvParameter.TextureEnvMode, (float)TextureEnvModeCombine.Replace);//Important, or wrong color on some computers
Bitmap bitmap = charbitmaps[charid];
GL.GenTextures(1, out textureId);
GL.BindTexture(TextureTarget.Texture2D, textureId);
BitmapData data = bitmap.LockBits(new System.Drawing.Rectangle(0, 0, bitmap.Width, bitmap.Height), ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
GL.TexImage2D(TextureTarget.Texture2D, 0, PixelInternalFormat.Rgba, data.Width, data.Height, 0, OpenTK.Graphics.OpenGL.PixelFormat.Bgra, PixelType.UnsignedByte, data.Scan0);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)TextureMinFilter.Linear);
GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)TextureMagFilter.Linear);
// GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMagFilter, (int)All.Nearest);
//GL.TexParameter(TextureTarget.Texture2D, TextureParameterName.TextureMinFilter, (int)All.Nearest);
GL.Finish();
bitmap.UnlockBits(data);
charbitmaptexid[charid] = textureId;
}
//GL.Enable(EnableCap.Blend);
GL.BlendFunc(BlendingFactorSrc.SrcAlpha, BlendingFactorDest.OneMinusSrcAlpha);
GL.Enable(EnableCap.Texture2D);
GL.BindTexture(TextureTarget.Texture2D, charbitmaptexid[charid]);
float scale = 1.0f;
GL.Begin(BeginMode.Quads);
GL.TexCoord2(0, 0); GL.Vertex2(x, y);
GL.TexCoord2(1, 0); GL.Vertex2(x + charbitmaps[charid].Width * scale, y);
GL.TexCoord2(1, 1); GL.Vertex2(x + charbitmaps[charid].Width * scale, y + charbitmaps[charid].Height * scale);
GL.TexCoord2(0, 1); GL.Vertex2(x + 0, y + charbitmaps[charid].Height * scale);
GL.End();
//GL.Disable(EnableCap.Blend);
GL.Disable(EnableCap.Texture2D);
x += charwidth[charid] * scale;
}
}
void drawstring(Graphics e, string text, Font font, float fontsize, Brush brush, float x, float y)
{
if (text == null || text == "")
return;
char[] chars = text.ToCharArray();
float maxy = 0;
foreach (char cha in chars)
{
int charno = (int)cha;
int charid = charno + (128 * (int)fontsize);
if (charbitmaps[charid] == null)
{
charbitmaps[charid] = new Bitmap(128, 128, System.Drawing.Imaging.PixelFormat.Format32bppArgb);
charbitmaps[charid].MakeTransparent(Color.Transparent);
//charbitmaptexid
float maxx = this.Width / 150; // for space
// create bitmap
using (Graphics gfx = Graphics.FromImage(charbitmaps[charid]))
{
pth.Reset();
if (text != null)
pth.AddString(cha + "", font.FontFamily, 0, fontsize + 5, new Point((int)0, (int)0), StringFormat.GenericTypographic);
gfx.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
gfx.DrawPath(P, pth);
//Draw the face
gfx.FillPath(brush, pth);
if (pth.PointCount > 0)
{
foreach (PointF pnt in pth.PathPoints)
{
if (pnt.X > maxx)
maxx = pnt.X;
if (pnt.Y > maxy)
maxy = pnt.Y;
}
}
}
charwidth[charid] = (int)(maxx + 2);
}
// draw it
float scale = 1.0f;
DrawImage(charbitmaps[charid], (int)x, (int)y, charbitmaps[charid].Width, charbitmaps[charid].Height);
x += charwidth[charid] * scale;
/*
pth.Reset();
if (text != null)
pth.AddString(text, font.FontFamily, 0, fontsize + 5, new Point((int)x, (int)y), StringFormat.GenericTypographic);
if (e == null || P == null || pth == null || pth.PointCount == 0)
return;
e.DrawPath(P, pth);
//Draw the face
e.FillPath(brush, pth);
*/
}
}
protected override void OnHandleCreated(EventArgs e)
{
try
{
if (opengl)
{
base.OnHandleCreated(e);
}
}
catch (Exception ex) { log.Info(ex.ToString()); opengl = false; } // macs fail here
}
protected override void OnHandleDestroyed(EventArgs e)
{
try
{
if (opengl)
{
base.OnHandleDestroyed(e);
}
}
catch (Exception ex) { log.Info(ex.ToString()); opengl = false; }
}
public void doResize()
{
OnResize(new EventArgs());
}
protected override void OnResize(EventArgs e)
{
if (DesignMode || !started)
return;
base.OnResize(e);
if (SixteenXNine)
{
int ht = (int)(this.Width / 1.777f);
if (ht != this.Height)
{
this.Height = ht;
return;
}
}
else
{
// 4x3
int ht = (int)(this.Width / 1.333f);
if (ht != this.Height)
{
this.Height = ht;
return;
}
}
graphicsObjectGDIP = Graphics.FromImage(objBitmap);
charbitmaps = new Bitmap[charbitmaps.Length];
try
{
if (opengl)
{
foreach (int texid in charbitmaptexid)
{
if (texid != 0)
GL.DeleteTexture(texid);
}
}
}
catch { }
GC.Collect();
try
{
if (opengl)
{
MakeCurrent();
GL.MatrixMode(MatrixMode.Projection);
GL.LoadIdentity();
GL.Ortho(0, Width, Height, 0, -1, 1);
GL.MatrixMode(MatrixMode.Modelview);
GL.LoadIdentity();
GL.Viewport(0, 0, Width, Height);
}
}
catch { }
Refresh();
}
}
}