static unsafe void Demo1(RGBLedMatrix matrix)
{
play = true;
try
{
BdfFont font = BdfFont.Load(@"fonts/10x20.bdf");
BdfFont font1 = BdfFont.Load(@"fonts/8x13B.bdf");
matrix.Fill(0, 0, 0);
Thread.Sleep(100);
int x = matrix.Width - 1;
string text = "Hello .NET IoT";
int fullTextWidth = text.Length * font.Width;
while (play)
{
matrix.DrawText(x, 0, text, font, 0, 0, 255, 0, 0, 0);
x--;
if (x == -fullTextWidth)
{
x = matrix.Width - 1;
}
string d = DateTime.Now.ToString("hh:mm:ss");
matrix.DrawText(0, font.Height + 1, d, font1, 128, 128, 0, 0, 0, 0);
Thread.Sleep(25);
}
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
static unsafe void Demo4(RGBLedMatrix matrix)
{
play = true;
byte blue = 0x15;
matrix.Fill(0, 0, blue);
using (WebClient client = new WebClient())
{
int lastMinute = -1;
string temperature = "";
BdfFont font = BdfFont.Load(@"fonts/6x12.bdf");
BdfFont font1 = BdfFont.Load(@"fonts/5x7.bdf");
Bitmap weatherIcon = null;
string lastIcon = null;
string description = "";
while (play)
{
DateTime time = DateTime.Now;
if (Math.Abs(time.Minute - lastMinute) > 4)
{
lastMinute = time.Minute;
string xml = client.DownloadString("http://api.openweathermap.org/data/2.5/weather?q=Redmond,US&mode=xml&units=imperial&APPID=" + s_weatherKey);
XDocument doc = XDocument.Parse(xml);
XElement element = doc.Root.Element("temperature");
temperature = ((int)Math.Round(Double.Parse(element.Attribute("value").Value))).ToString(CultureInfo.InvariantCulture);
element = doc.Root.Element("weather");
string icon = element.Attribute("icon").Value;
description = element.Attribute("value").Value;
if (lastIcon != icon)
{
weatherIcon = new Bitmap("bitmaps/" + icon + ".bmp");
}
matrix.DrawBitmap(20, 2, weatherIcon, 255, 255, 255, 0, 0, blue);
matrix.DrawText(Math.Max(0, matrix.Width - description.Length * font1.Width), 42, description, font1, 128, 128, 128, 0, 0, blue);
matrix.DrawText(2, 2 + font.Height, temperature + "\u00B0", font, 128, 128, 128, 0, 0, blue);
}
matrix.DrawText(2, 2, time.ToString("ddd"), font, 128, 128, 128, 0, 0, blue);
matrix.DrawText(2, matrix.Height - font.Height, time.ToString("hh:mm:sstt"), font, 128, 128, 128, 0, 0, blue);
Thread.Sleep(200);
}
}
}
static unsafe void Demo6(RGBLedMatrix matrix)
{
play = true;
try
{
matrix.Fill(0, 0, 0);
Bitmap [] bitmaps = new Bitmap []
{
new Bitmap(@"bitmaps/dotnet-bot-branded-32x32.bmp"),
new Bitmap(@"bitmaps/i-love-dotnet.bmp")
};
int x = matrix.Width - 1;
int bitmapIndex = 0;
while (play)
{
matrix.DrawBitmap(x, 0, bitmaps[bitmapIndex]);
if (x + bitmaps[bitmapIndex].Width < matrix.Width)
{
matrix.FillRectangle(x + bitmaps[bitmapIndex].Width, 0, matrix.Width - x - bitmaps[bitmapIndex].Width, matrix.Height, 0, 0, 0);
}
x--;
if (x == -bitmaps[bitmapIndex].Width)
{
bitmapIndex = (bitmapIndex + 1) % bitmaps.Length;
x = matrix.Width - 1;
}
Thread.Sleep(25);
}
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
static unsafe void Demo7(RGBLedMatrix matrix)
{
play = true;
try
{
matrix.Fill(0, 0, 0);
while (play)
{
matrix.SetPixel(matrix.Width / 2, matrix.Height / 2, 255, 0, 0);
matrix.DrawCircle(matrix.Width / 2, matrix.Height / 2, 14, 255, 0, 0);
matrix.DrawCircle(matrix.Width / 2, matrix.Height / 2, 9, 0, 255, 0);
matrix.DrawCircle(matrix.Width / 2, matrix.Height / 2, 6, 0, 0, 255);
}
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
static void Demo3(RGBLedMatrix matrix)
{
try
{
play = true;
byte blue = 0x10;
matrix.Fill(0, 0, blue);
TimeZoneInfo [] zones = new TimeZoneInfo [s_citiesData.Length];
string [] weatherUrls = new string [s_citiesData.Length];
for (int i = 0; i < s_citiesData.Length; i++)
{
weatherUrls[i] = String.Format("http://api.openweathermap.org/data/2.5/weather?q={0},{1}&mode=xml&units=imperial&APPID={2}", s_citiesData[i].City, s_citiesData[i].CountryCode, s_weatherKey);
zones[i] = TimeZoneInfo.FindSystemTimeZoneById(s_citiesData[i].ZoneId);
}
using (WebClient client = new WebClient())
{
BdfFont font = BdfFont.Load(@"fonts/6x12.bdf");
BdfFont font1 = BdfFont.Load(@"fonts/5x7.bdf");
BdfFont font2 = BdfFont.Load(@"fonts/4x6.bdf");
int cityIndex = 0;
while (play)
{
string xml = client.DownloadString(weatherUrls[cityIndex]);
XDocument doc = XDocument.Parse(xml);
XElement element = doc.Root.Element("temperature");
string temperature = ((int)Math.Round(Double.Parse(element.Attribute("value").Value))).ToString(CultureInfo.InvariantCulture);
element = doc.Root.Element("weather");
string description = element.Attribute("value").Value + " ";
element = doc.Root.Element("humidity");
string humidity = element.Attribute("value").Value + element.Attribute("unit").Value + " ";
element = doc.Root.Element("city").Element("sun");
string sunRise = TimeZoneInfo.ConvertTimeFromUtc(DateTime.Parse(element.Attribute("rise").Value, CultureInfo.InvariantCulture), zones[cityIndex]).ToString("hh:mm tt");
string sunSet = TimeZoneInfo.ConvertTimeFromUtc(DateTime.Parse(element.Attribute("set").Value, CultureInfo.InvariantCulture), zones[cityIndex]).ToString("hh:mm tt");
int pos = Math.Max(0, (matrix.Width - (s_citiesData[cityIndex].City.Length * font.Width))) / 2;
ScrollText(
matrix,
s_citiesData[cityIndex].City,
font,
matrix.Width - 1,
pos,
128, 128, 128, 0, 0, blue);
int y = font.Height;
matrix.DrawText((matrix.Width - (temperature.Length + 1) * font1.Width) / 2, y, temperature + "\u00B0", font1, 255, 255, 0, 0, 0, blue);
y += font1.Height + 2;
matrix.DrawText(2, y, description, font2, 128, 128, 128, 0, 0, blue);
y += font2.Height + 2;
matrix.DrawText(2, y, "humidity: ", font2, 128, 128, 128, 0, 0, blue);
matrix.DrawText(font2.Width * "humidity: ".Length + 2, y, humidity, font2, 255, 255, 0, 0, 0, blue);
y += font2.Height;
string localTime = TimeZoneInfo.ConvertTimeFromUtc(DateTime.UtcNow, zones[cityIndex]).ToString("hh:mm tt");
matrix.DrawText((matrix.Width - localTime.Length * font.Width) / 2, y, localTime, font, 255, 255, 0, 0, 0, blue);
y += font.Height + 2;
matrix.DrawText(2, y, "Sun Rise: ", font2, 128, 128, 128, 0, 0, blue);
matrix.DrawText(2 + "Sun Rise: ".Length * font2.Width, y, sunRise, font2, 255, 255, 0, 0, 0, blue);
y += font2.Height + 2;
matrix.DrawText(2, y, "Sun Set: ", font2, 128, 128, 128, 0, 0, blue);
matrix.DrawText(2 + "Sun Set: ".Length * font2.Width, y, sunSet, font2, 255, 255, 0, 0, 0, blue);
Thread.Sleep(4000);
ScrollText(
matrix,
s_citiesData[cityIndex].City,
font,
pos,
-(pos + s_citiesData[cityIndex].City.Length * font.Width),
128, 128, 128, 0, 0, blue);
y = font.Height;
matrix.DrawText((matrix.Width - (temperature.Length + 1) * font1.Width) / 2, y, temperature + "\u00B0", font1, 0, 0, blue, 0, 0, blue);
y += font1.Height + 2;
matrix.DrawText(2, y, description, font2, 0, 0, blue, 0, 0, blue);
y += font2.Height + 2;
matrix.DrawText(2, y, "humidity: ", font2, 0, 0, blue, 0, 0, blue);
matrix.DrawText(font2.Width * "humidity: ".Length + 2, y, humidity, font2, 0, 0, blue, 0, 0, blue);
y += font2.Height;
matrix.DrawText((matrix.Width - localTime.Length * font.Width) / 2, y, localTime, font, 0, 0, blue, 0, 0, blue);
y += font.Height + 2;
matrix.DrawText(2, y, "Sun Rise: ", font2, 0, 0, blue, 0, 0, blue);
matrix.DrawText(2 + "Sun Rise: ".Length * font2.Width, y, sunRise, font2, 0, 0, blue, 0, 0, blue);
y += font2.Height + 2;
matrix.DrawText(2, y, "Sun Set: ", font2, 0, 0, blue, 0, 0, blue);
matrix.DrawText(2 + "Sun Set: ".Length * font2.Width, y, sunSet, font2, 0, 0, blue, 0, 0, blue);
cityIndex = (cityIndex + 1) % s_citiesData.Length;
}
}
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
private static void WeatherDemo(RGBLedMatrix matrix)
{
BdfFont font = BdfFont.Load(@"fonts/10x20.bdf");
BdfFont font1 = BdfFont.Load(@"fonts/8x13B.bdf");
matrix.Fill(0, 0, 0);
Thread.Sleep(100);
int textLeft = 0;
const int feedUpdateMs = 500;
const int drawIntervalMs = 25;
const int iterations = feedUpdateMs / drawIntervalMs;
byte Col(float x)
{
return((byte)Math.Clamp(x * 255, 0, 255));
}
string text = string.Empty;
int fullTextWidth = 0;
Stopwatch sw = Stopwatch.StartNew();
while (s_scenario != null)
{
text = " * " + string.Join(" * ", WeatherFeed());
fullTextWidth = text.Length * font.Width;
for (int i = 0; i < iterations && s_scenario != null; i++, textLeft--)
{
matrix.DrawText(textLeft, -2, text, font, 0, 0, 255, 0, 0, 0);
if (textLeft + fullTextWidth < matrix.Width)
{
matrix.DrawText(textLeft + fullTextWidth, -2, text, font, 0, 0, 255, 0, 0, 0);
}
if (textLeft + fullTextWidth <= 0)
{
textLeft += fullTextWidth;
}
DateTimeOffset localNow = DateTimeOffset.Now;
DateTimeOffset pstNow = TimeZoneInfo.ConvertTime(localNow, s_timeZonePst);
string d = pstNow.ToString("hh:mm:ss");
matrix.DrawText(0, font.Height + 1 - 2, d, font1, 0, 255, 0, 0, 0, 0);
int halfHeight = matrix.Height / 2;
int halfWidth = matrix.Width / 2;
float time = sw.ElapsedMilliseconds / 1000f;
for (int x = 0; x < matrix.Width; x++)
{
if (x < halfWidth)
{
for (int y = halfHeight; y < matrix.Height; y++)
{
Vector3 col3 = Clock(new Vector2((float)x / halfWidth, (float)(y - halfHeight) / halfHeight), pstNow);
Color color = Color.FromArgb(Col(col3.X), Col(col3.Y), Col(col3.Z));
matrix.SetPixel(x, y, color.R, color.G, color.B);
}
}
else
{
for (int y = halfHeight; y < matrix.Height; y++)
{
Vector2 uv = new Vector2((float)(x - halfWidth) / halfWidth, (float)(y - halfHeight) / halfHeight);
Vector3 col3 = OpenWeatherIcon(uv, s_weatherResponse.Weather[0].Icon, time);
Color color = Color.FromArgb(Col(col3.X), Col(col3.Y), Col(col3.Z));
matrix.SetPixel(x, y, color.R, color.G, color.B);
}
}
}
Thread.Sleep(drawIntervalMs);
}
}
}