private static IntPoint FindNearestX(int xStart, int yStart, int yEnd, int xIncrement, IScreenShot screenshot)
{
yStart = Math.Max(screenshot.Top, yStart);
yEnd = Math.Min(screenshot.Bottom, yEnd);
int xEdge = xIncrement < 0 ? int.MinValue : int.MaxValue;
int yEdge = yStart;
for (int y = yStart; y < yEnd; ++y) {
int startPixel = screenshot.GetScreenPixel(xStart, y);
for (int x = xStart; x >= screenshot.Left && x <= screenshot.Right; x += xIncrement) {
if (!ScreenCoordinates.IsPixelClose(screenshot.GetScreenPixel(x, y), startPixel)) {
if (xIncrement > 0 && xEdge > x) {
xEdge = x;
yEdge = y;
}
else if (xIncrement < 0 && xEdge < x) {
xEdge = x;
yEdge = y;
}
break;
}
startPixel = screenshot.GetScreenPixel(x, y);
}
}
xEdge = xEdge.Clamp(screenshot.Left, screenshot.Right);
return new IntPoint(xEdge, yEdge);
}
private static IntPoint FindNearestY(int xStart, int xEnd, int yStart, int yIncrement, IScreenShot screenshot)
{
xStart = Math.Max(screenshot.Left, xStart);
xEnd = Math.Min(screenshot.Right, xEnd);
int xEdge = xStart;
int yEdge = yIncrement < 0 ? int.MinValue : int.MaxValue;
for (int x = xStart; x < xEnd; ++x)
{
int startPixel = screenshot.GetScreenPixel(x, yStart);
for (int y = yStart; y >= screenshot.Top && y <= screenshot.Bottom; y += yIncrement)
{
if (!ScreenCoordinates.IsPixelClose(screenshot.GetScreenPixel(x, y), startPixel))
{
if (yIncrement > 0 && yEdge > y)
{
xEdge = x;
yEdge = y;
}
else if (yIncrement < 0 && yEdge < y)
{
xEdge = x;
yEdge = y;
}
break;
}
startPixel = screenshot.GetScreenPixel(x, y);
}
}
yEdge = yEdge.Clamp(screenshot.Top, screenshot.Bottom);
return(new IntPoint(xEdge, yEdge));
}
private static IntPoint FindNearestX(int xStart, int yStart, int yEnd, int xIncrement, IScreenShot screenshot)
{
yStart = Math.Max(screenshot.Top, yStart);
yEnd = Math.Min(screenshot.Bottom, yEnd);
int xEdge = xIncrement < 0 ? int.MinValue : int.MaxValue;
int yEdge = yStart;
for (int y = yStart; y < yEnd; ++y)
{
int startPixel = screenshot.GetScreenPixel(xStart, y);
for (int x = xStart; x >= screenshot.Left && x <= screenshot.Right; x += xIncrement)
{
if (!ScreenCoordinates.IsPixelClose(screenshot.GetScreenPixel(x, y), startPixel))
{
if (xIncrement > 0 && xEdge > x)
{
xEdge = x;
yEdge = y;
}
else if (xIncrement < 0 && xEdge < x)
{
xEdge = x;
yEdge = y;
}
break;
}
startPixel = screenshot.GetScreenPixel(x, y);
}
}
xEdge = xEdge.Clamp(screenshot.Left, screenshot.Right);
return(new IntPoint(xEdge, yEdge));
}
private static IntPoint FindNearestY(int xStart, int xEnd, int yStart, int yIncrement, IScreenShot screenshot)
{
xStart = Math.Max(screenshot.Left, xStart);
xEnd = Math.Min(screenshot.Right, xEnd);
int xEdge = xStart;
int yEdge = yIncrement < 0 ? int.MinValue : int.MaxValue;
for (int x = xStart; x < xEnd; ++x) {
int startPixel = screenshot.GetScreenPixel(x, yStart);
for (int y = yStart; y >= screenshot.Top && y <= screenshot.Bottom; y += yIncrement) {
if (!ScreenCoordinates.IsPixelClose(screenshot.GetScreenPixel(x, y), startPixel)) {
if (yIncrement > 0 && yEdge > y) {
xEdge = x;
yEdge = y;
}
else if (yIncrement < 0 && yEdge < y) {
xEdge = x;
yEdge = y;
}
break;
}
startPixel = screenshot.GetScreenPixel(x, y);
}
}
yEdge = yEdge.Clamp(screenshot.Top, screenshot.Bottom);
return new IntPoint(xEdge, yEdge);
}
