private void pictureboxJoysticks_Paint(object sender, PaintEventArgs e)
{
this.DoubleBuffered = true;
int device = -1;
Interface.JoystickComponent component = Interface.JoystickComponent.Invalid;
int element = -1;
int direction = -1;
Interface.CommandType type = Interface.CommandType.Digital;
if (this.Tag == null & listviewControls.SelectedIndices.Count == 1) {
int j = listviewControls.SelectedIndices[0];
if (Interface.CurrentControls[j].Method == Interface.ControlMethod.Joystick) {
device = Interface.CurrentControls[j].Device;
component = Interface.CurrentControls[j].Component;
element = Interface.CurrentControls[j].Element;
direction = Interface.CurrentControls[j].Direction;
type = Interface.CurrentControls[j].InheritedType;
}
}
System.Globalization.CultureInfo Culture = System.Globalization.CultureInfo.InvariantCulture;
e.Graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
e.Graphics.TextRenderingHint = System.Drawing.Text.TextRenderingHint.ClearTypeGridFit;
Font f = new Font(this.Font.Name, 0.875f * this.Font.Size);
float x = 2.0f, y = 2.0f;
float threshold = ((float)trackbarJoystickAxisThreshold.Value - (float)trackbarJoystickAxisThreshold.Minimum) / (float)(trackbarJoystickAxisThreshold.Maximum - trackbarJoystickAxisThreshold.Minimum);
for (int i = 0; i < Joysticks.AttachedJoysticks.Length; i++)
{
//Get the current joystick state
var capabilities = Joystick.GetCapabilities(Joysticks.AttachedJoysticks[i].OpenTKHandle);
var state = Joystick.GetState(Joysticks.AttachedJoysticks[i].OpenTKHandle);
float w, h;
if (JoystickImage != null) {
e.Graphics.DrawImage(JoystickImage, x, y);
w = (float)JoystickImage.Width;
h = (float)JoystickImage.Height;
if (h < 64.0f) h = 64.0f;
} else {
w = 64.0f; h = 64.0f;
e.Graphics.DrawRectangle(new Pen(labelControlsTitle.BackColor), x, y, w, h);
}
{ // joystick number
e.Graphics.FillEllipse(Brushes.Gold, x + w - 16.0f, y, 16.0f, 16.0f);
e.Graphics.DrawEllipse(Pens.Black, x + w - 16.0f, y, 16.0f, 16.0f);
string t = (i + 1).ToString(Culture);
SizeF s = e.Graphics.MeasureString(t, f);
e.Graphics.DrawString(t, f, Brushes.Black, x + w - 8.0f - 0.5f * s.Width, y + 8.0f - 0.5f * s.Height);
}
{ // joystick name
e.Graphics.DrawString(Joysticks.AttachedJoysticks[i].Name, this.Font, Brushes.Black, x + w + 8.0f, y);
}
if (OpenTK.Configuration.RunningOnSdl2)
{
//HACK: Control configuration doesn't work in-form on SDL2
string error = Interface.GetInterfaceString("errors_controls_ingame");
if (OpenTK.Configuration.RunningOnSdl2)
{
error = error.Replace("[platform]", "SDL2");
}
e.Graphics.DrawString(error, this.Font, Brushes.Black, x + w + 8.0f, y + 30.0f);
return;
}
float m;
if (groupboxJoysticks.Enabled) {
m = x;
Pen p = new Pen(Color.DarkGoldenrod, 2.0f);
Pen ps = new Pen(Color.Firebrick, 2.0f);
{ // first row
float u = x + w + 8.0f;
float v = y + 24.0f;
float g = h - 24.0f;
{ // hats
int n = capabilities.HatCount;
for (int j = 0; j < n; j++) {
if (device == i & component == Interface.JoystickComponent.Hat & element == j) {
e.Graphics.DrawEllipse(ps, u, v, g, g);
} else {
e.Graphics.DrawEllipse(p, u, v, g, g);
}
string t = "H" + (j + 1).ToString(Culture);
SizeF s = e.Graphics.MeasureString(t, f);
e.Graphics.DrawString(t, f, Brushes.Black, u + 0.5f * (g - s.Width), v + 0.5f * (g - s.Height));
JoystickHatState aa = state.GetHat((JoystickHat)j);
HatPosition a = aa.Position;
if (a != HatPosition.Centered)
{
double rx = 0.0;
double ry = 0.0;
switch (a)
{
case HatPosition.Up:
rx = 0.0;
ry = -1.0;
break;
case HatPosition.Down:
rx = 0.0;
ry = 1.0;
break;
case HatPosition.Left:
rx = -1.0;
ry = 0.0;
break;
case HatPosition.Right:
rx = 1.0;
ry = 0.0;
break;
case HatPosition.UpLeft:
rx = -1.0;
ry = -1.0;
break;
case HatPosition.UpRight:
rx = 1.0;
ry = -1.0;
break;
case HatPosition.DownLeft:
rx = -1.0;
ry = 1.0;
break;
case HatPosition.DownRight:
rx = 1.0;
ry = 1.0;
break;
}
double rt = rx * rx + ry * ry;
rt = 1.0 / Math.Sqrt(rt);
rx *= rt; ry *= rt;
float dx = (float)(0.5 * rx * (g - 8.0));
float dy = (float)(0.5 * ry * (g - 8.0));
e.Graphics.FillEllipse(Brushes.White, u + 0.5f * g + dx - 4.0f, v + 0.5f * g + dy - 4.0f, 8.0f, 8.0f);
e.Graphics.DrawEllipse(new Pen(Color.Firebrick, 2.0f), u + 0.5f * g + dx - 4.0f, v + 0.5f * g + dy - 4.0f, 8.0f, 8.0f);
}
if (device == i & component == Interface.JoystickComponent.Hat & element == j) {
double rx = ((HatPosition)direction & HatPosition.Left) != 0 ? -1.0 : ((HatPosition)direction & HatPosition.Right) != 0 ? 1.0 : 0.0;
double ry = ((HatPosition)direction & HatPosition.Up) != 0 ? -1.0 : ((HatPosition)direction & HatPosition.Down) != 0 ? 1.0 : 0.0;
double rt = rx * rx + ry * ry;
rt = 1.0 / Math.Sqrt(rt);
rx *= rt; ry *= rt;
float dx = (float)(0.5 * rx * (g - 8.0));
float dy = (float)(0.5 * ry * (g - 8.0));
e.Graphics.FillEllipse(Brushes.Firebrick, u + 0.5f * g + dx - 2.0f, v + 0.5f * g + dy - 2.0f, 4.0f, 4.0f);
}
u += g + 8.0f;
}
}
if (u > m) m = u;
}
{ // second row
float u = x;
float v = y + h + 8.0f;
{ // axes
int n = capabilities.AxisCount;
float g = (float)pictureboxJoysticks.ClientRectangle.Height - v - 2.0f;
for (int j = 0; j < n; j++) {
float r = state.GetAxis((JoystickAxis)j);
float r0 = r < 0.0f ? r : 0.0f;
float r1 = r > 0.0f ? r : 0.0f;
if ((float)Math.Abs((double)r) < threshold) {
e.Graphics.FillRectangle(Brushes.RosyBrown, u, v + 0.5f * g - 0.5f * r1 * g, 16.0f, 0.5f * g * (r1 - r0));
} else {
e.Graphics.FillRectangle(Brushes.Firebrick, u, v + 0.5f * g - 0.5f * r1 * g, 16.0f, 0.5f * g * (r1 - r0));
}
if (device == i & component == Interface.JoystickComponent.Axis & element == j) {
if (direction == -1 & type != Interface.CommandType.AnalogFull) {
e.Graphics.DrawRectangle(p, u, v, 16.0f, g);
e.Graphics.DrawRectangle(ps, u, v + 0.5f * g, 16.0f, 0.5f * g);
} else if (direction == 1 & type != Interface.CommandType.AnalogFull) {
e.Graphics.DrawRectangle(p, u, v, 16.0f, g);
e.Graphics.DrawRectangle(ps, u, v, 16.0f, 0.5f * g);
} else {
e.Graphics.DrawRectangle(ps, u, v, 16.0f, g);
}
} else {
e.Graphics.DrawRectangle(p, u, v, 16.0f, g);
}
e.Graphics.DrawLine(p, u, v + (0.5f - 0.5f * threshold) * g, u + 16.0f, v + (0.5f - 0.5f * threshold) * g);
e.Graphics.DrawLine(p, u, v + (0.5f + 0.5f * threshold) * g, u + 16.0f, v + (0.5f + 0.5f * threshold) * g);
string t = "A" + (j + 1).ToString(Culture);
SizeF s = e.Graphics.MeasureString(t, f);
e.Graphics.DrawString(t, f, Brushes.Black, u + 0.5f * (16.0f - s.Width), v + g - s.Height - 2.0f);
u += 24.0f;
}
}
{ // buttons
int n = capabilities.ButtonCount;
float g = (float)0.5f * (pictureboxJoysticks.ClientRectangle.Height - v - 10.0f);
for (int j = 0; j < n; j++) {
bool q = state.GetButton((JoystickButton)j) != 0;
float dv = (float)(j & 1) * (g + 8.0f);
if (q) e.Graphics.FillRectangle(Brushes.Firebrick, u, v + dv, g, g);
if (device == i & component == Interface.JoystickComponent.Button & element == j) {
e.Graphics.DrawRectangle(ps, u, v + dv, g, g);
} else {
e.Graphics.DrawRectangle(p, u, v + dv, g, g);
}
string t = "B" + (j + 1).ToString(Culture);
SizeF s = e.Graphics.MeasureString(t, f);
e.Graphics.DrawString(t, f, Brushes.Black, u + 0.5f * (g - s.Width), v + dv + 0.5f * (g - s.Height));
if ((j & 1) != 0 | j == n - 1) u += g + 8.0f;
}
}
if (u > m) m = u;
}
} else {
m = x + w + 64.0f;
}
x = m + 8.0f;
}
}
}