unsafe void SetCaretToCursor(int mouseX, int mouseY)
{
mouseX -= inputTex.X1; mouseY -= inputTex.Y1;
DrawTextArgs args = new DrawTextArgs(null, font, true);
IDrawer2D drawer = game.Drawer2D;
int offset = 0, elemHeight = defaultHeight;
string oneChar = new String('A', 1);
for (int y = 0; y < lines; y++)
{
string line = parts[y];
if (line == null)
{
continue;
}
for (int x = 0; x < line.Length; x++)
{
args.Text = line.Substring(0, x);
int trimmedWidth = drawer.MeasureChatSize(ref args).Width;
// avoid allocating an unnecessary string
fixed(char *ptr = oneChar)
ptr[0] = line[x];
args.Text = oneChar;
int elemWidth = drawer.MeasureChatSize(ref args).Width;
if (Contains(trimmedWidth, y * elemHeight, elemWidth, elemHeight, mouseX, mouseY))
{
caretPos = offset + x;
CalculateCaretData(); return;
}
}
offset += partLens[y];
}
caretPos = -1;
CalculateCaretData();
}
public void SetCaretToCursor( int mouseX, int mouseY, IDrawer2D drawer, Font font )
{
string text = Text;
if( Password )
text = new String( '*', text.Length );
mouseX -= X; mouseY -= Y;
DrawTextArgs args = new DrawTextArgs( text, font, true );
Size size = drawer.MeasureSize( ref args );
if( mouseX >= size.Width ) {
CaretPos = -1; return;
}
for( int i = 0; i < Text.Length; i++ ) {
args.Text = text.Substring( 0, i );
int trimmedWidth = drawer.MeasureChatSize( ref args ).Width;
args.Text = new String( text[i], 1 );
int charWidth = drawer.MeasureChatSize( ref args ).Width;
if( mouseX >= trimmedWidth && mouseX < trimmedWidth + charWidth ) {
CaretPos = i; return;
}
}
}
public void DrawCaret( IDrawer2D drawer, Font font )
{
string text = Text;
if( Password )
text = new String( '*', text.Length );
DrawTextArgs args = new DrawTextArgs( text, font, true );
if( CaretPos == -1 ) {
Size size = drawer.MeasureSize( ref args );
drawer.Clear( FastColour.White, X + 5 + size.Width,
Y + Height - 5, 10, 2 );
} else {
args.Text = text.Substring( 0, CaretPos );
int trimmedWidth = drawer.MeasureChatSize( ref args ).Width;
args.Text = new String( text[CaretPos], 1 );
int charWidth = drawer.MeasureChatSize( ref args ).Width;
drawer.Clear( FastColour.White, X + 5 + trimmedWidth, Y + Height - 5, charWidth, 2 );
}
}