public void DrawBitmap(int x, int y, VerticalByteBitmap bitmap)
{
var rectangle = new VerticalByteRectangle(x, y, bitmap.Width, bitmap.Height);
this.SendColPagePreamble(rectangle);
var buffer = bitmap.ShiftLsbToMsb(rectangle.YOffsetStart);
//for( int index = 0; index < buffer.GetLength( 0 ); index++ ) {
// this.SendCommands( buffer[ index ] );
//}
}
public void ConfigurePorts()
{
Console.WriteLine("Creating Outputs...");
this.redPwm = Device.CreatePwmPort(Device.Pins.OnboardLedRed, pwmFrequency, 0f);
this.bluPwm = Device.CreatePwmPort(Device.Pins.OnboardLedBlue, pwmFrequency, 0f);
this.grePwm = Device.CreatePwmPort(Device.Pins.OnboardLedGreen, pwmFrequency, 0f);
var busForDisplay = Device.CreateI2cBus( ) as I2cBus;
busForDisplay.Frequency = i2cFrequency;
Console.WriteLine("I2C bus frequency: {0}", busForDisplay.Frequency);
this.display = new Ssd1306(busForDisplay, 0x3C, Ssd1306.DisplayType.OLED128x32);
this.display.SendUGdash2832HSWEG02Startup();
this.display.InvertDisplay = true;
this.display.Clear(true);
this.chicagoFont = new ShikaakwaProportionalFont();
this.cornerFont = new CornerProportionalFont();
var yPosition = 3;
this.line1 = this.chicagoFont.GetBitmapFromString("Programmed in C#").ShiftLsbToMsb(yPosition);
this.line1Page = 0;
yPosition += this.chicagoFont.Spacing;
var shiftLineTwo = yPosition % 8;
this.line2 = this.chicagoFont.GetBitmapFromString("by SupraBitKid").ShiftLsbToMsb(shiftLineTwo);
this.line2Page = ( byte )(yPosition / 8);
this.topLeftCorner = this.cornerFont.GetCharacter('a');
this.topRightCorner = this.cornerFont.GetCharacter('b');
this.bottomLeftCorner = this.cornerFont.GetCharacter('c');
this.bottomRightCorner = this.cornerFont.GetCharacter('d');
this.redColorText = this.chicagoFont.GetBitmapFromString("red").ShiftLsbToMsb(shiftLineTwo);
this.greenColorText = this.chicagoFont.GetBitmapFromString("green").ShiftLsbToMsb(shiftLineTwo);
this.blueColorText = this.chicagoFont.GetBitmapFromString("blue").ShiftLsbToMsb(shiftLineTwo);
this.display.Clear(false);
this.display.DrawBitmap(0, 0, this.topLeftCorner, Ssd1306Extensions.BitmapOp.Or);
this.display.DrawBitmap(( byte )(this.display.Width - this.topRightCorner.Width), 0, this.topRightCorner, Ssd1306Extensions.BitmapOp.Or);
this.display.DrawBitmap(0, ( byte )(this.display.GetPageCount() - 1), this.bottomLeftCorner, Ssd1306Extensions.BitmapOp.Or);
this.display.DrawBitmap(( byte )(this.display.Width - this.bottomRightCorner.Width),
( byte )(this.display.GetPageCount() - 1), this.bottomRightCorner, Ssd1306Extensions.BitmapOp.Or);
this.display.DrawBitmap(6, this.line1Page, this.line1, Ssd1306Extensions.BitmapOp.Or);
this.display.DrawBitmap(6, this.line2Page, this.line2, Ssd1306Extensions.BitmapOp.Or);
this.display.Show();
}
public VerticalByteBitmap GetBitmapFromString(string text)
{
var totalWidth = this.GetWidth(text);
var result = new VerticalByteBitmap(totalWidth, this.Height);
var characters = this.GetAvailableCharacters(text);
var characterBitmaps = this.GetCharactersFromString(characters);
var characterKernings = this.GetKerningsFromString(characters);
var runningX = 0;
for (int index = 0; index < characterBitmaps.Length; index++)
{
result.DrawBitmap(runningX, 0, characterBitmaps[index]);
runningX += characterBitmaps[index].Width + characterKernings[index];
}
return(result);
}
public static void DrawBitmap(this Ssd1306 display, byte startColumn, byte startPage, VerticalByteBitmap bitmap, BitmapOp bitmapOp)
{
var buffer = GetBuffer(display);
var width = Math.Min(display.Width, startColumn + bitmap.Width);
var pageHeight = display.Height / 8;
var pageWidth = display.Width;
for (int yPage = 0; yPage < bitmap.Rectangle.YByteHeight; yPage++)
{
var singlePage = bitmap.Buffer[yPage];
if (yPage + startPage < pageHeight)
{
for (int xIndex = 0; xIndex < bitmap.Width; xIndex++)
{
var offset = xIndex + startColumn + ((yPage + startPage) * pageWidth);
if (offset < buffer.Length)
{
switch (bitmapOp)
{
case BitmapOp.And:
buffer[offset] &= singlePage[xIndex];
break;
case BitmapOp.Or:
buffer[offset] |= singlePage[xIndex];
break;
case BitmapOp.Replace:
buffer[offset] = singlePage[xIndex];
break;
case BitmapOp.Xor:
buffer[offset] ^= singlePage[xIndex];
break;
}
}
}
}
}
}
public void XorDisplayColorText(VerticalByteBitmap colorNameText)
{
this.display.DrawBitmap(( byte )(this.display.Width - colorNameText.Width - 1), this.line2Page, colorNameText, Ssd1306Extensions.BitmapOp.Xor);
this.display.Show();
}
