private FontOutlineEntry CreateFontOutlineEntry(OpenGL gl, string faceName,
float deviation, float extrusion, FontOutlineFormat fontOutlineFormat)
{
// Make the OpenGL instance current.
gl.MakeCurrent();
// Create the font based on the face name.
var hFont = Win32.CreateFont(12, 0, 0, 0, Win32.FW_DONTCARE, 0, 0, 0, Win32.DEFAULT_CHARSET,
Win32.OUT_OUTLINE_PRECIS, Win32.CLIP_DEFAULT_PRECIS, Win32.CLEARTYPE_QUALITY, Win32.VARIABLE_PITCH, faceName);
// Select the font handle.
var hOldObject = Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hFont);
// Create the list base.
var listBase = gl.GenLists(1);
// Create space for the glyph metrics.
var glyphMetrics = new GLYPHMETRICSFLOAT[255];
// Create the font bitmaps.
bool result = Win32.wglUseFontOutlines(gl.RenderContextProvider.DeviceContextHandle, 0, 255, listBase,
deviation, extrusion, (int)fontOutlineFormat, glyphMetrics);
// Reselect the old font.
Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hOldObject);
// Free the font.
Win32.DeleteObject(hFont);
// If we failed to create the font outlines, bail out now.
if (result == false)
{
return(null);
}
// Create the font bitmap entry.
var foe = new FontOutlineEntry()
{
HDC = gl.RenderContextProvider.DeviceContextHandle,
HRC = gl.RenderContextProvider.RenderContextHandle,
FaceName = faceName,
ListBase = listBase,
ListCount = 255,
Deviation = deviation,
Extrusion = extrusion,
FontOutlineFormat = fontOutlineFormat,
GlyphMetrics = glyphMetrics
};
// Add the font bitmap entry to the internal list.
fontOutlineEntries.Add(foe);
return(foe);
}
private FontBitmapEntry CreateFontBitmapEntry(OpenGL gl, string faceName, int height)
{
// Make the OpenGL instance current.
gl.MakeCurrent();
// Create the font based on the face name.
var hFont = Win32.CreateFont(height, 0, 0, 0, Win32.FW_NORMAL, 0, 0, 0, Win32.DEFAULT_CHARSET,
Win32.OUT_OUTLINE_PRECIS, Win32.CLIP_DEFAULT_PRECIS, Win32.CLEARTYPE_QUALITY, Win32.FIXED_PITCH, faceName);
// Select the font handle.
var hOldObject = Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hFont);
// Create the list base.
var listBase = gl.GenLists(255);
// Create the font bitmaps.
bool result = Win32.wglUseFontBitmaps(gl.RenderContextProvider.DeviceContextHandle, 0, 255, listBase);
// Reselect the old font.
Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hOldObject);
// Free the font.
Win32.DeleteObject(hFont);
// Create the font bitmap entry.
if (result)
{
var fbe = new FontBitmapEntry()
{
HDC = gl.RenderContextProvider.DeviceContextHandle,
HRC = gl.RenderContextProvider.RenderContextHandle,
FaceName = faceName,
Height = height,
ListBase = listBase,
ListCount = 255
};
// Add the font bitmap entry to the internal list.
fontBitmapEntries.Add(fbe);
return(fbe);
}
else
{
return(null);
}
}
private FontOutlineEntry CreateFontOutlineEntry(OpenGL gl, string faceName, int height,
float deviation, float extrusion, FontOutlineFormat fontOutlineFormat)
{
// Make the OpenGL instance current.
gl.MakeCurrent();
// Create the font based on the face name.
var hFont = Win32.CreateFont(height, 0, 0, 0, Win32.FW_DONTCARE, 0, 0, 0, Win32.DEFAULT_CHARSET,
Win32.OUT_OUTLINE_PRECIS, Win32.CLIP_DEFAULT_PRECIS, Win32.CLEARTYPE_QUALITY, Win32.VARIABLE_PITCH, faceName);
// Select the font handle.
var hOldObject = Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hFont);
// Create the list base.
var listBase = gl.GenLists(1);
// Create the font bitmaps.
bool result = Win32.wglUseFontOutlines(gl.RenderContextProvider.DeviceContextHandle, 0, 255, listBase,
deviation, extrusion, (int)fontOutlineFormat, IntPtr.Zero);
// Reselect the old font.
Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hOldObject);
// Free the font.
Win32.DeleteObject(hFont);
// Create the font bitmap entry.
var foe = new FontOutlineEntry()
{
HDC = gl.RenderContextProvider.DeviceContextHandle,
HRC = gl.RenderContextProvider.RenderContextHandle,
FaceName = faceName,
Height = height,
ListBase = listBase,
ListCount = 255,
Deviation = deviation,
Extrusion = extrusion,
FontOutlineFormat = fontOutlineFormat
};
// Add the font bitmap entry to the internal list.
fontOutlineEntries.Add(foe);
return(foe);
}
private FontBitmapEntry CreateFontBitmapEntry(OpenGL gl, string faceName, int height)
{
// Make the OpenGL instance current.
gl.MakeCurrent();
// Create the font based on the face name.
var hFont = Win32.CreateFont(height, 0, 0, 0, Win32.FW_NORMAL, 0, 0, 0, Win32.DEFAULT_CHARSET,
Win32.OUT_OUTLINE_PRECIS, Win32.CLIP_DEFAULT_PRECIS, Win32.CLEARTYPE_QUALITY, Win32.FIXED_PITCH, faceName);
// Select the font handle.
var hOldObject = Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hFont);
// Create the list base.
var listBase = gl.GenLists(255);
// Create the font bitmaps.
bool result = Win32.wglUseFontBitmaps(gl.RenderContextProvider.DeviceContextHandle, 0, 255, listBase);
// Reselect the old font.
Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hOldObject);
// Free the font.
Win32.DeleteObject(hFont);
// Create the font bitmap entry.
if (result)
{
var fbe = new FontBitmapEntry()
{
HDC = gl.RenderContextProvider.DeviceContextHandle,
HRC = gl.RenderContextProvider.RenderContextHandle,
FaceName = faceName,
Height = height,
ListBase = listBase,
ListCount = 255
};
// Add the font bitmap entry to the internal list.
fontBitmapEntries.Add(fbe);
return fbe;
}
else return null;
}
private FontOutlineEntry CreateFontOutlineEntry(OpenGL gl, string faceName, int height,
float deviation, float extrusion, FontOutlineFormat fontOutlineFormat)
{
// Make the OpenGL instance current.
gl.MakeCurrent();
// Create the font based on the face name.
var hFont = Win32.CreateFont(height, 0, 0, 0, Win32.FW_DONTCARE, 0, 0, 0, Win32.DEFAULT_CHARSET,
Win32.OUT_OUTLINE_PRECIS, Win32.CLIP_DEFAULT_PRECIS, Win32.CLEARTYPE_QUALITY, Win32.VARIABLE_PITCH, faceName);
// Select the font handle.
var hOldObject = Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hFont);
// Create the list base.
var listBase = gl.GenLists(1);
// Create the font bitmaps.
bool result = Win32.wglUseFontOutlines(gl.RenderContextProvider.DeviceContextHandle, 0, 255, listBase,
deviation, extrusion, (int)fontOutlineFormat, IntPtr.Zero);
// Reselect the old font.
Win32.SelectObject(gl.RenderContextProvider.DeviceContextHandle, hOldObject);
// Free the font.
Win32.DeleteObject(hFont);
// Create the font bitmap entry.
var foe = new FontOutlineEntry()
{
HDC = gl.RenderContextProvider.DeviceContextHandle,
HRC = gl.RenderContextProvider.RenderContextHandle,
FaceName = faceName,
Height = height,
ListBase = listBase,
ListCount = 255,
Deviation = deviation,
Extrusion = extrusion,
FontOutlineFormat = fontOutlineFormat
};
// Add the font bitmap entry to the internal list.
fontOutlineEntries.Add(foe);
return foe;
}
/// <summary>
/// This function generates the display list. You must call it before you call
/// anything else!
/// </summary>
/// <param name="gl">OpenGL</param>
public virtual void Generate(OpenGL gl)
{
// Generate one list.
list = gl.GenLists(1);
}