private static Bitmap TakeScrollingScreenshot(Point centerPoint, Rectangle rect, Point mousePoint, bool click, ScreenshotFunction screenshot, HighlightFunction highlight, out int scrollCount)
{
scrollCount = 0;
Cursor.Position = mousePoint;
Bitmap buffer = screenshot(rect);
int usedHeight = buffer.Height;
buffer = ResizeBitmap(buffer, buffer.Height * 4);
bool lastMayBeIncomplete = false;
while (Cursor.Position == mousePoint)
{
scrollCount++;
if (click)
{
KeyboardKey.InjectMouseEvent(0x0002, 0, 0, 0, UIntPtr.Zero);
KeyboardKey.InjectMouseEvent(0x0004, 0, 0, 0, UIntPtr.Zero);
}
else
{
KeyboardKey.InjectMouseEvent(0x0800, 0, 0, unchecked((uint)-120), UIntPtr.Zero);
}
Application.DoEvents();
highlight(rect);
Bitmap nextPart = screenshot(rect);
int scrollHeight = AppendBelow(buffer, usedHeight, nextPart, false);
foreach (int delay in new int[] { 0, 2, 10, 100, 200, 1000 })
{
if (scrollHeight > 0 || Cursor.Position != mousePoint)
break;
Thread.Sleep(delay);
Application.DoEvents();
highlight(rect);
nextPart = screenshot(rect);
scrollHeight = AppendBelow(buffer, usedHeight, nextPart, false);
}
if (scrollHeight == -1)
{
if (lastMayBeIncomplete)
{
scrollHeight = AppendBelow(buffer, usedHeight, nextPart, true);
}
lastMayBeIncomplete = false;
}
else
{
lastMayBeIncomplete = true;
}
if (scrollHeight == -1)
{
CropToSimilarRange(centerPoint, ref rect, ref buffer, ref usedHeight, ref nextPart);
highlight(rect);
scrollHeight = AppendBelow(buffer, usedHeight, nextPart, false);
}
if (scrollHeight <= 0)
break;
usedHeight += scrollHeight;
if (buffer.Height - usedHeight < rect.Height)
buffer = ResizeBitmap(buffer, buffer.Height * 2);
}
return ResizeBitmap(buffer, usedHeight);
}
private static Bitmap TakeScrollingScreenshot(Point centerPoint, Rectangle rect, Point mousePoint, bool click, ScreenshotFunction screenshot, HighlightFunction highlight, out int scrollCount)
{
scrollCount = 0;
Cursor.Position = mousePoint;
Bitmap buffer = screenshot(rect);
int usedHeight = buffer.Height;
buffer = ResizeBitmap(buffer, buffer.Height * 4);
bool lastMayBeIncomplete = false;
while (Cursor.Position == mousePoint)
{
scrollCount++;
if (click)
{
KeyboardKey.InjectMouseEvent(0x0002, 0, 0, 0, UIntPtr.Zero);
KeyboardKey.InjectMouseEvent(0x0004, 0, 0, 0, UIntPtr.Zero);
}
else
{
KeyboardKey.InjectMouseEvent(0x0800, 0, 0, unchecked ((uint)-120), UIntPtr.Zero);
}
Application.DoEvents();
highlight(rect);
Bitmap nextPart = screenshot(rect);
int scrollHeight = AppendBelow(buffer, usedHeight, nextPart, false);
foreach (int delay in new int[] { 0, 2, 10, 100, 200, 1000 })
{
if (scrollHeight > 0 || Cursor.Position != mousePoint)
{
break;
}
Thread.Sleep(delay);
Application.DoEvents();
highlight(rect);
nextPart = screenshot(rect);
scrollHeight = AppendBelow(buffer, usedHeight, nextPart, false);
}
if (scrollHeight == -1)
{
if (lastMayBeIncomplete)
{
scrollHeight = AppendBelow(buffer, usedHeight, nextPart, true);
}
lastMayBeIncomplete = false;
}
else
{
lastMayBeIncomplete = true;
}
if (scrollHeight == -1)
{
CropToSimilarRange(centerPoint, ref rect, ref buffer, ref usedHeight, ref nextPart);
highlight(rect);
scrollHeight = AppendBelow(buffer, usedHeight, nextPart, false);
}
if (scrollHeight <= 0)
{
break;
}
usedHeight += scrollHeight;
if (buffer.Height - usedHeight < rect.Height)
{
buffer = ResizeBitmap(buffer, buffer.Height * 2);
}
}
return(ResizeBitmap(buffer, usedHeight));
}
