/// <summary>
/// Static utility method to cut off a string to fit in a text area.
/// </summary>
public static void FitCaptionToArea(string caption, ref Mogre.TextAreaOverlayElement area, float maxWidth)
{
Mogre.FontPtr font = null;
if (Mogre.FontManager.Singleton.ResourceExists(area.FontName))
{
font = (Mogre.FontPtr)Mogre.FontManager.Singleton.GetByName(area.FontName);
if (!font.IsLoaded)
{
font.Load();
}
}
else
{
OGRE_EXCEPT("this font:", area.FontName, "is not exist");
}
Mogre.FontPtr f = font;
string s = DisplayStringToString(caption);
//int nl = s.find('\n');
//if (nl != string.npos)
// s = s.substr(0, nl);
int nl = s.IndexOf('\n');
if (nl != -1)
{
s = s.Substring(0, nl);
}
float width = 0;
for (int i = 0; i < s.Length; i++)
{
if (s[i] == ' ' && area.SpaceWidth != 0)
{
width += area.SpaceWidth;
}
else
{
width += f.GetGlyphAspectRatio(s[i]) * area.CharHeight;
}
if (width > maxWidth)
{
s = s.Substring(0, i);
break;
}
}
area.Caption = (s);
}
public Slider(string name, string caption, float width, float trackWidth, float valueBoxWidth, float minValue, float maxValue, uint snaps)
{
mDragOffset = 0.0f;
mValue = 0.0f;
mMinValue = 0.0f;
mMaxValue = 0.0f;
mInterval = 0.0f;
mDragging = false;
mFitToContents = false;
element = Mogre.OverlayManager.Singleton.CreateOverlayElementFromTemplate("SdkTrays/Slider", "BorderPanel", name);
element.Width = (width);
Mogre.OverlayContainer c = (Mogre.OverlayContainer)element;
mTextArea = (Mogre.TextAreaOverlayElement)c.GetChild(Name + "/SliderCaption");
Mogre.OverlayContainer valueBox = (Mogre.OverlayContainer)c.GetChild(Name + "/SliderValueBox");
valueBox.Width = (valueBoxWidth);
valueBox.Left = (-(valueBoxWidth + 5));
mValueTextArea = (Mogre.TextAreaOverlayElement)valueBox.GetChild(valueBox.Name + "/SliderValueText");
mTrack = (Mogre.BorderPanelOverlayElement)c.GetChild(Name + "/SliderTrack");
mHandle = (Mogre.PanelOverlayElement)mTrack.GetChild(mTrack.Name + "/SliderHandle");
if (trackWidth <= 0f) // tall style
{
mTrack.Width = (width - 16f);
}
else // long style
{
if (width <= 0f)
{
mFitToContents = true;
}
element.Height = (34f);
mTextArea.Top = (10f);
valueBox.Top = (2f);
mTrack.Top = (-23f);
mTrack.Width = (trackWidth);
mTrack.HorizontalAlignment = (GuiHorizontalAlignment.GHA_RIGHT);
mTrack.Left = (-(trackWidth + valueBoxWidth + 5f));
}
setCaption(caption);
setRange(minValue, maxValue, snaps, false);
}
