static void string_width(Font.Instance font)
{
OS.Coord result_offset = new OS.Coord();
int result_index, result_count;
Console.WriteLine("Calling SWI \"Font_SetFont\"");
Font.SetFont(font);
string string_to_split = "The quick brown fox jumped over the lazy dog.";
Console.WriteLine("Calling SWI \"Font_StringWidth\" to split a string");
Console.WriteLine("String to split is \"{0}\"", string_to_split);
Console.WriteLine("Splitting on a space character at 300 OS units.");
result_index = Font.StringWidth(string_to_split,
Font.ConvertToPoints(300, 0),
' ', // Split on a space
string_to_split.Length, // Consider all the string
result_offset,
out result_count);
Font.ConvertToOS(result_offset, result_offset);
Console.WriteLine("Result is:");
Console.WriteLine("Split at offset {0},{1} OS units", result_offset.X, result_offset.Y);
Console.WriteLine("Number of split characters is {0}", result_count);
Console.WriteLine("Split was at index {0} between characters '{1}' and '{2}'\n",
result_index,
string_to_split[result_index - 1],
string_to_split[result_index + 1]);
}
static void read_full_def(Font.Instance font)
{
OS.Coord size, res;
int age, usage_count;
string ID;
size = new OS.Coord();
res = new OS.Coord();
Console.WriteLine("Calling SWI \"XFont_ReadDefn\" to read full definition of font:");
ID = font.ReadFullDefn(size, res, out age, out usage_count);
Console.WriteLine("Result is:");
Console.WriteLine("Identifier \"{0}\"", ID);
Console.WriteLine("Size: {0}x{1} points", size.X >> 4, size.Y >> 4);
Console.WriteLine("Resolution: {0}x{1} dpi", res.X, res.Y);
Console.WriteLine("Age: {0}", age);
Console.WriteLine("Usage count: {0}\n", usage_count);
}
static void scan_string(Font.Instance font)
{
OS.Coord result_offset = new OS.Coord();
int result_index, result_count;
string string_to_scan = "The quick brown fox jumped over the lazy dog.";
Console.WriteLine("Calling SWI \"Font_ScanString\" to find caret position using no matrix or coordinate block");
Console.WriteLine("String to scan is \"{0}\"", string_to_scan);
Console.WriteLine("Mouse position is 300, 10 OS units.");
result_index = font.ScanString(string_to_scan,
Font.PlotType.GivenLength |
Font.PlotType.ReturnSplitCount |
Font.PlotType.ReturnCaretPos,
Font.ConvertToPoints(300, 10),
string_to_scan.Length, // Consider all the string
result_offset,
out result_count);
Font.ConvertToOS(result_offset, result_offset);
Console.WriteLine("Result is:");
Console.WriteLine("Caret is at offset {0},{1} OS units", result_offset.X, result_offset.Y);
Console.WriteLine("Caret is at index {0}, character '{1}'\n",
result_index,
string_to_scan[result_index]);
Console.WriteLine("Calling SWI \"Font_ScanString\" to find string bounding box using no matrix.");
Console.WriteLine("Coordinate block used for returned results.");
Font.ScanCoordBlock coord_block = new Font.ScanCoordBlock();
result_index = font.ScanString(string_to_scan,
Font.PlotType.GivenLength |
Font.PlotType.ReturnBBox,
new OS.Coord(-1, -1),
coord_block,
string_to_scan.Length, // Consider all the string
result_offset,
out result_count);
Console.WriteLine("Bounding box (in millipoints) is:");
Console.WriteLine("Minimum X {0}", coord_block.BoundingBox.MinX);
Console.WriteLine("Minimum Y {0}", coord_block.BoundingBox.MinY);
Console.WriteLine("Maximum X {0}", coord_block.BoundingBox.MaxX);
Console.WriteLine("Maximum Y {0}\n", coord_block.BoundingBox.MaxY);
}
