public ScreenshotTaker(IWebDriver driver, ScreenshotTakerConfiguration configuration)
{
Driver = driver;
Executor = driver as IJavaScriptExecutor;
TakesScreenshot = driver as ITakesScreenshot;
PageSize = driver.PageSize();
ViewSize = driver.ViewPort();
ViewSize = ApplyOverlap(PageSize, ViewSize, configuration);
HorizontalSnaps = Math.Ceiling((double)PageSize.Width / ViewSize.Width);
VerticalSnaps = Math.Ceiling((double)PageSize.Height / ViewSize.Height);
InitialOffsetX = OffsetX = Driver.GetOffsetX();
InitialOffsetY = OffsetY = Driver.GetOffsetY();
}
Size ApplyOverlap(Size pageSize, Size viewSize, ScreenshotTakerConfiguration configuration)
=> Size.Subtract(viewSize,
new Size(
pageSize.Width < viewSize.Width ? 0 : configuration.ScreenshotTakeHorizontalOverlap,
pageSize.Height < viewSize.Height ? 0 : configuration.ScreenshotTakeVerticalOverlap));
