private static int EmitDialoguePage(string dialogue, int start, int linesPerPage, Font font, float maxWidth, List <string> o_results)
{
// Count the number of lines needed to emit the dialogue
int endPos = start;
int lines = 0;
while (endPos < dialogue.Length)
{
endPos += font.WordWrap(dialogue, endPos, true, maxWidth);
endPos += Font.AdvanceWhitespace(dialogue, endPos);
if ((++lines) == linesPerPage)
{
break;
}
}
if (endPos < dialogue.Length)
{
// Clip to the end of the previous sentence
int sentenceStart = start;
while (sentenceStart < endPos)
{
int sentenceEnd = sentenceStart + Font.AdvanceSentence(dialogue, sentenceStart);
if (sentenceEnd > endPos)
{
break;
}
else
{
sentenceStart = sentenceEnd + Font.AdvanceWhitespace(dialogue, sentenceEnd);
}
}
if (sentenceStart > start)
{
endPos = sentenceStart;
}
}
// Emit the lines
int pos = start;
int line = 0;
while (pos < endPos && line < linesPerPage)
{
int lineLen = font.WordWrap(dialogue, pos, (endPos - pos), true, maxWidth);
o_results.Add(dialogue.Substring(pos, lineLen));
pos += lineLen;
pos += Font.AdvanceWhitespace(dialogue, pos);
++line;
}
while (line < linesPerPage)
{
o_results.Add("");
++line;
}
return(endPos - start);
}
public void AddLine(string text, Font font, Vector4 colour)
{
var maxWidth = m_screen.Width * 0.75f;
var pos = 0;
while (true)
{
var partLength = font.WordWrap(text, pos, true, maxWidth);
var line = new Text(font, text.Substring(pos, partLength), colour, TextAlignment.Center);
line.Visible = m_visible;
line.LocalPosition = new Vector2(0.0f, m_height);
line.Init(m_screen);
m_lines.Add(line);
m_height += line.Height;
pos += partLength + Font.AdvanceWhitespace(text, pos + partLength);
if (pos >= text.Length)
{
break;
}
}
}
public LuaArgs wrapTextForOverlay(LuaArgs args)
{
var line = args.GetString(0);
int pos = m_state.WrapTerminalLine(line, 0);
if (pos < line.Length)
{
var results = new List <LuaValue>();
results.Add(line.Substring(0, pos));
pos += Font.AdvanceWhitespace(line, pos);
while (pos < line.Length)
{
var partLen = m_state.WrapTerminalLine(line, pos);
results.Add(line.Substring(pos, partLen));
pos += partLen;
pos += Font.AdvanceWhitespace(line, pos);
}
return(new LuaArgs(results.ToArray()));
}
else
{
return(new LuaArgs(line));
}
}
// Creates a simple YES/NO, OK/CANCEL or just plain OK type box
public static DialogBox CreateQueryBox(Screen screen, string title, string info, string[] options, bool important)
{
// Calculate dimensions
float width = 256.0f;
width = Math.Max(width, UIFonts.Smaller.Measure(title, true) + 72.0f);
// Word wrap
var infoFont = UIFonts.Smaller;
List <string> infoLines = new List <string>();
var maxInfoWidth = screen.Width - 64.0f - LEFT_MARGIN_SIZE - RIGHT_MARGIN_SIZE;
int pos = 0;
while (pos < info.Length)
{
var lineLength = infoFont.WordWrap(info, pos, true, maxInfoWidth);
var line = info.Substring(pos, lineLength);
infoLines.Add(line);
width = Math.Max(width, infoFont.Measure(line, true) + LEFT_MARGIN_SIZE + RIGHT_MARGIN_SIZE + 16.0f);
pos += lineLength + Font.AdvanceWhitespace(info, pos + lineLength);
}
float height =
TOP_MARGIN_SIZE +
infoLines.Count * infoFont.Height +
3.0f +
UIFonts.Smaller.Height +
BOTTOM_MARGIN_SIZE;
// Create dialog
var dialog = new DialogBox(title, width, height);
dialog.Important = important;
// Populate dialog
float yPos = -0.5f * height + TOP_MARGIN_SIZE;
for (int i = 0; i < infoLines.Count; ++i)
{
var infoText = new Text(infoFont, infoLines[i], UIColours.Text, TextAlignment.Center);
infoText.Anchor = Anchor.CentreMiddle;
infoText.LocalPosition = new Vector2(0.0f, yPos);
dialog.Elements.Add(infoText);
yPos += infoText.Font.Height;
}
yPos += 3.0f;
var optionsMenu = new TextMenu(UIFonts.Smaller, options, TextAlignment.Center, MenuDirection.Horizontal);
optionsMenu.ShowBackground = true;
optionsMenu.Anchor = Anchor.CentreMiddle;
optionsMenu.LocalPosition = new Vector2(0.0f, yPos);
optionsMenu.OnClicked += delegate(object sender, TextMenuClickedEventArgs e)
{
if (e.Index >= 0)
{
dialog.Close(e.Index);
}
};
dialog.Elements.Add(optionsMenu);
return(dialog);
}
