public static Point locateTable(Image screen)
{
// get a reference to the current assembly
Log.Debug("screen dimensions {" + screen.width + "," + screen.height + "}");
// read from assembly
Log.Debug("reading table pattern");
Image pattern = AssemblyTools.getAssemblyImage("table_top_left_corner.png");
// reduce colors
Log.Debug("reducing pattern colors");
ColorReducer reducer = new ColorReducers.Table();
pattern = reducer.reduceColors(pattern);
screen = reducer.reduceColors(screen);
// locate pattern
Log.Fine("scanning lines ...");
for (int y = 0; y < screen.height - pattern.height; y++)
{
Log.FineIf(y % 100 == 0, y + "/" + screen.height);
for (int x = 0; x < screen.width - pattern.width; x++)
{
Image sub = screen.crop(x, x + pattern.width, y, y + pattern.height);
if (ImageTools.match(sub, pattern))
{
Log.Info("found table pattern x=" + x + ", y=" + y);
return(new Point(x, y));
}
}
}
throw new Exception("Table pattern not found");
}
public static Point locateUnknownTable(Image screen, List <Point> offsets, TableLayout layout)
{
// vars
Image originalScreen = screen;
Image pattern = tablePattern;
DateTime start = DateTime.Now;
// reduce or use exact image
if (pattern == Image.Empty)
{
// read from assembly
Log.Debug("reading table pattern");
pattern = AssemblyTools.getAssemblyImage("table_top_left_corner.png");
// reduce colors
Log.Debug("reducing pattern colors");
ColorReducer reducer = new ColorReducers.Table();
screen = reducer.reduceColors(screen);
pattern = reducer.reduceColors(pattern);
}
// first line
int[] patternFirstLine = pattern.lines[0];
// locate pattern
for (int y = 0; y < screen.height - pattern.height; y++)
{
int[] screenLine = screen.lines[y];
for (int x = 0; x < screen.width - pattern.width; x++)
{
// check first line
if (match(patternFirstLine, screenLine, x))
{
// first corner
Image cornerTL = screen.crop(x, x + pattern.width, y, y + pattern.height);
if (ImageTools.match(cornerTL, pattern))
{
// second corner
Image cornerBR = originalScreen.crop(x + layout.CornerBottom.X, x + layout.CornerBottom.X + layout.CornerBottom.Width,
y + layout.CornerBottom.Y, y + layout.CornerBottom.Y + layout.CornerBottom.Height);
if (isTableBottomRightCornerVisible(cornerBR))
{
// remember exact pattern
if (tablePattern == Image.Empty)
{
tablePattern = originalScreen.crop(x, x + pattern.width, y, y + pattern.height);
}
// return location
Point point = new Point(x, y);
if (!offsets.Contains(point))
{
Log.Info("found new table pattern x=" + x + ", y=" + y + " took " + DateTime.Now.Subtract(start).TotalMilliseconds + "ms");
return(point);
}
}
}
}
}
}
return(Point.Empty);
}
