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add SetTextMaxWidth

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This commit is contained in:
Glenn Maynard
2003-05-19 23:48:51 +00:00
parent f8dc0b23b9
commit 0acd471db0
2 changed files with 14 additions and 0 deletions
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stepmania/src/BitmapText.cpp
+13
View File
@@ -241,6 +241,19 @@ void BitmapText::SetText( CString sText, CString sAlternateText )
BuildChars();
}
void BitmapText::SetTextMaxWidth( float MaxWidth, const CString &text, const CString &alttext )
{
this->SetText(text, alttext);
/* Avoid division by zero. */
const int Width = GetWidestLineWidthInSourcePixels()+1;
/* Never decrease the zoom. Important: make sure you reset zoom before
* changing text with this function. */
const float Zoom = min( GetZoom(), MaxWidth/Width );
this->SetZoomX( Zoom );
}
bool BitmapText::StringWillUseAlternate(CString sText, CString sAlternateText) const
{
ASSERT( m_pFont );
stepmania/src/BitmapText.h
+1
View File
@@ -27,6 +27,7 @@ public:
bool LoadFromNumbers( CString sTexturePath ) { return LoadFromTextureAndChars(sTexturePath,"0123456789%. :x"); };
bool LoadFromTextureAndChars( CString sTexturePath, CString sChars );
void SetText( CString sText, CString sAlternateText = "" );
void SetTextMaxWidth( float MaxWidth, const CString &text, const CString &alttext = "" );
int GetWidestLineWidthInSourcePixels() { return m_iWidestLineWidth; };
void CropToWidth( int iWidthInSourcePixels );