public void DrawText(string str, Vector2 drawpos, Alignment alignment, TextParameters parameters)
{
parameters = parameters.Copy();
int lineoffset = 0;
int totalindex = 0;
str = FontUtil.FitString(str, parameters);
foreach (string line in str.Split('\n'))
{
if (lineoffset + parameters.LineSeperator > parameters.MaxHeight)
{
break;
}
int textwidth = FontUtil.GetStringWidth(line, parameters);
int offset = (parameters.MaxWidth ?? 0) - textwidth;
switch (alignment)
{
case (Alignment.Left):
offset = 0;
break;
case (Alignment.Center):
offset /= 2;
break;
}
DrawTextLine(line, drawpos + new Vector2(offset, lineoffset), totalindex, parameters);
totalindex += line.Length;
lineoffset += parameters.LineSeperator;
}
}
public static string FitString(string str, TextParameters parameters)
{
parameters = parameters.Copy();
int maxwidth = parameters.MaxWidth ?? int.MaxValue;
int lastspot = 0;
int idealspot = 0;
int width = 0;
string newstr = "";
for (int i = 0; i < str.Length; i++)
{
char chr = str[i];
var charWidth = GetCharWidth(chr) + parameters.CharSeperator + (parameters.Bold ? 1 : 0);
if (charWidth > maxwidth)
{
return("");
}
width += charWidth;
switch (chr)
{
case (Game.FORMAT_BOLD):
parameters.Bold = !parameters.Bold;
break;
}
if (chr == ' ')
{
idealspot = i + 1;
}
if (chr == '\n')
{
width = 0;
}
if (width > maxwidth)
{
if (idealspot == lastspot)
{
idealspot = i;
}
string substr = str.Substring(lastspot, idealspot - lastspot);
newstr += substr.Trim() + "\n";
lastspot = idealspot;
i = idealspot - 1;
width = 0;
}
}
newstr += str.Substring(lastspot, str.Length - lastspot);
return(newstr);
}
public void DrawMessageHistory(SceneGame scene, MessageHistory history)
{
int offsetY = 150;
foreach (var message in history.Messages.Reverse <Message>())
{
var parameters = new TextParameters().SetColor(Color.White, Color.Black).SetBold(true).SetConstraints(scene.Viewport.Width, 128).SetIcons(scene, message.Icons);
string fitString = FontUtil.FitString(message.RenderText(Player), parameters);
var height = FontUtil.GetStringHeight(fitString);
offsetY -= height;
if (offsetY + height < 0)
{
break;
}
scene.DrawText(fitString, new Vector2(0, offsetY), Alignment.Right, parameters);
}
}
public static int GetStringWidth(string str, TextParameters parameters)
{
parameters = parameters.Copy();
int n = 0;
foreach (char chr in str)
{
n += GetCharWidth(chr) + parameters.CharSeperator + (parameters.Bold ? 1 : 0);
switch (chr)
{
case (Game.FORMAT_BOLD):
parameters.Bold = !parameters.Bold;
break;
}
}
return(n);
}
public void DrawText(string str, Vector2 drawpos, Alignment alignment, TextParameters parameters)
{
Game.DrawText(str, drawpos, alignment, parameters);
}
private void DrawTextLine(string str, Vector2 drawpos, int totalindex, TextParameters parameters)
{
int pos = 0;
foreach (char chr in str)
{
if (totalindex > parameters.DialogIndex)
{
break;
}
switch (chr)
{
case (FORMAT_BOLD):
parameters.Bold = !parameters.Bold;
break;
case (FORMAT_UNDERLINE):
parameters.Underline = !parameters.Underline;
break;
case (FORMAT_SUBSCRIPT):
parameters.ScriptOffset += 8;
break;
case (FORMAT_SUPERSCRIPT):
parameters.ScriptOffset -= 8;
break;
}
Texture2D tex = FontSprites[chr / FontUtil.CharsPerPage].Texture;
int index = chr % FontUtil.CharsPerPage;
int offset = FontUtil.GetCharOffset(chr);
int width = FontUtil.GetCharWidth(chr);
var color = parameters.Color(totalindex);
var border = parameters.Border(totalindex);
var charOffset = parameters.Offset(totalindex);
if (border.A > 0)
{ //Only draw outline if it's actually non-transparent
SpriteBatch.Draw(tex, drawpos + charOffset + new Vector2(pos - offset - 1, parameters.ScriptOffset + 0), FontUtil.GetCharRect(index), border);
SpriteBatch.Draw(tex, drawpos + charOffset + new Vector2(pos - offset, parameters.ScriptOffset + 1), FontUtil.GetCharRect(index), border);
SpriteBatch.Draw(tex, drawpos + charOffset + new Vector2(pos - offset, parameters.ScriptOffset - 1), FontUtil.GetCharRect(index), border);
if (parameters.Bold)
{
SpriteBatch.Draw(tex, drawpos + charOffset + new Vector2(pos - offset + 2, parameters.ScriptOffset + 0), FontUtil.GetCharRect(index), border);
SpriteBatch.Draw(tex, drawpos + charOffset + new Vector2(pos - offset + 1, parameters.ScriptOffset + 1), FontUtil.GetCharRect(index), border);
SpriteBatch.Draw(tex, drawpos + charOffset + new Vector2(pos - offset + 1, parameters.ScriptOffset - 1), FontUtil.GetCharRect(index), border);
}
else
{
SpriteBatch.Draw(tex, drawpos + charOffset + new Vector2(pos - offset + 1, parameters.ScriptOffset), FontUtil.GetCharRect(index), border);
}
}
SpriteBatch.Draw(tex, drawpos + charOffset + new Vector2(pos - offset, parameters.ScriptOffset), FontUtil.GetCharRect(index), color);
if (parameters.Bold)
{
SpriteBatch.Draw(tex, drawpos + charOffset + new Vector2(pos - offset + 1, parameters.ScriptOffset), FontUtil.GetCharRect(index), color);
}
if (chr == FORMAT_ICON)
{
parameters.Icons[parameters.IconIndex].Draw(drawpos + charOffset + new Vector2(pos - offset, parameters.ScriptOffset) + new Vector2(8, 8));
parameters.IconIndex++;
}
pos += width + parameters.CharSeperator + (parameters.Bold ? 1 : 0);
totalindex++;
}
}
