private async Task doDemo()
{
int LoopDelay = 1000;
try
{
WS_ILI9488.fillRect(display1, 190, 10, 280, 220, 0x0000);
WS_ILI9488.fillRect(display1, 220, 40, 220, 160, 0xFFFF);
WS_ILI9488.fillRect(display1, 250, 70, 160, 100, 0x0000);
WS_ILI9488.fillRect(display1, 280, 100, 100, 40, 0xFFFF);
await Task.Delay((int)LoopDelay);
WS_ILI9488.fillRect(display1, 190, 10, 280, 220, 0x0000);
for (UInt16 x = 0; x < 220 / 2; x += 4)
{
UInt16 x1 = (UInt16)(x + 190);
UInt16 y1 = (UInt16)(x + 10);
UInt16 x2 = (UInt16)((280 - x * 2));
UInt16 y2 = (UInt16)((220 - x * 2));
WS_ILI9488.LineDrawH(display1, x1, y1, x2, 0xFFFF);
WS_ILI9488.LineDrawH(display1, x1, (UInt16)(y1 + y2), x2, 0xFFFF);
WS_ILI9488.LineDrawV(display1, x1, y1, y2, 0xFFFF);
WS_ILI9488.LineDrawV(display1, (UInt16)(x1 + x2), y1, y2, 0xFFFF);
}
await Task.Delay((int)LoopDelay);
WS_ILI9488.fillRect(display1, 190, 10, 280, 220, 0x0000);
for (int x = 0; x < 50; x++)
{
int x1 = (190 + GenerateRndNumber());
int y1 = (10 + GenerateRndNumber());
int x2 = (190 + GenerateRndNumber());
int y2 = (10 + GenerateRndNumber());
WS_ILI9488.drawLine(display1, (UInt16)x1, (UInt16)y1, (UInt16)x2, (UInt16)y2, 0xFe1F);
}
await Task.Delay((int)LoopDelay);
WS_ILI9488.fillRect(display1, 190, 10, 280, 220, 0x0000);
WS_ILI9488.Arc(display1, 275, 75, 120, 90, 180, 0xFFFF);
WS_ILI9488.Arc(display1, 375, 175, 120, 270, 360, 0xFFFF);
WS_ILI9488.Arc(display1, 275, 175, 120, 0, 90, 0xFFFF);
WS_ILI9488.Arc(display1, 375, 75, 120, 180, 270, 0xFFFF);
WS_ILI9488.DrawCircle(display1, 325, 125, 100, 0xF81F);
await Task.Delay((int)LoopDelay);
WS_ILI9488.fillRect(display1, 190, 10, 280, 220, 0x0000);
WS_ILI9488.setCursor(display1, 195, 30);
WS_ILI9488.write(display1, "Hello".ToCharArray(), 2, 0xFFFF);
WS_ILI9488.setCursor(display1, 195, 47);
WS_ILI9488.write(display1, "Hi There".ToCharArray(), 1, 0xFFFF);
await Task.Delay((int)LoopDelay);
WS_ILI9488.fillRect(display1, 190, 10, 280, 220, 0x0000);
WS_ILI9488.setCursor(display1, 195, 30);
WS_ILI9488.write(display1, "Hi There".ToCharArray(), 1, 0xFF00);
WS_ILI9488.setCursor(display1, 195, 40);
WS_ILI9488.write(display1, "Hi There".ToCharArray(), 2, 0x00FF);
WS_ILI9488.setCursor(display1, 195, 70);
WS_ILI9488.write(display1, "Hi There".ToCharArray(), 4, 0xFFFF);
WS_ILI9488.setCursor(display1, 195, 120);
WS_ILI9488.write(display1, "Hi There".ToCharArray(), 6, 0xF81F);
await Task.Delay((int)LoopDelay);
for (byte x = 1; x < 6; x++)
{
WS_ILI9488.fillRect(display1, 190, 10, 280, 220, 0x0000);
WS_ILI9488.setCursor(display1, 195, 30);
WS_ILI9488.write(display1, "Hi there".ToCharArray(), x, 0xFFFF);
await Task.Delay((int)LoopDelay / 4);
WS_ILI9488.setCursor(display1, 195, 30);
WS_ILI9488.write(display1, "Hi there".ToCharArray(), x, 0x0000);
}
}
catch (Exception ex)
{
throw new Exception(ex.Message);
}
}
private async void calibrateTouch()
{
//3 point calibration
TouchPanels.CAL_POINT[] touchPoints = new CAL_POINT[3];
touchPoints[0] = new CAL_POINT();
touchPoints[1] = new CAL_POINT();
touchPoints[2] = new CAL_POINT();
TouchPanels.CAL_POINT[] screenPoints = new CAL_POINT[3];
screenPoints[0] = new CAL_POINT();
screenPoints[1] = new CAL_POINT();
screenPoints[2] = new CAL_POINT();
WS_ILI9488.fillRect(display1, 0, 0, 480, 320, 0x0000);
WS_ILI9488.LineDrawH(display1, 50, 50, 50, 0xFFFF);
WS_ILI9488.LineDrawV(display1, 75, 25, 50, 0xFFFF);
while (TSC2046.pressure < 5)
{
TSC2046.CheckTouch();
} //wait for pen pressure
screenPoints[0].x = 75;
screenPoints[0].y = 50;
touchPoints[0].x = TSC2046.tp_x;
touchPoints[0].y = TSC2046.tp_y;
while (TSC2046.pressure > 1)
{
TSC2046.CheckTouch();
} // wait for release of pen
WS_ILI9488.LineDrawH(display1, 400, 50, 50, 0xFFFF);
WS_ILI9488.LineDrawV(display1, 425, 25, 50, 0xFFFF);
while (TSC2046.pressure < 5)
{
TSC2046.CheckTouch();
} //wait for pen pressure
screenPoints[1].x = 425;
screenPoints[1].y = 50;
touchPoints[1].x = TSC2046.tp_x;
touchPoints[1].y = TSC2046.tp_y;
while (TSC2046.pressure > 1)
{
TSC2046.CheckTouch();
} // wait for release of pen
WS_ILI9488.LineDrawH(display1, 225, 275, 50, 0xFFFF);
WS_ILI9488.LineDrawV(display1, 250, 250, 50, 0xFFFF);
while (TSC2046.pressure < 5)
{
TSC2046.CheckTouch();
} //wait for pen pressure
screenPoints[2].x = 250;
screenPoints[2].y = 275;
touchPoints[2].x = TSC2046.tp_x;
touchPoints[2].y = TSC2046.tp_y;
while (TSC2046.pressure > 1)
{
TSC2046.CheckTouch();
} // wait for release of pen
TSC2046.setCalibration(screenPoints, touchPoints);
if (await TSC2046.CalibrationMatrix.SaveCalData(TSC2046CalFilename))
{
Status.Text = TSC2046.CalibrationMatrix.message;
}
else
{
Status.Text = TSC2046.CalibrationMatrix.message;
}
WS_ILI9488.Flush(display1);
}