pjs/gfx/public/nsFont.h

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C

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsFont_h___
#define nsFont_h___
#include "nscore.h"
#include "nsCoord.h"
#include "nsString.h"
// XXX we need a method to enumerate all of the possible fonts on the
// system across family, weight, style, size, etc. But not here!
// Enumerator callback function. Return PR_FALSE to stop
typedef PRBool (*nsFontFamilyEnumFunc)(const nsString& aFamily, PRBool aGeneric, void *aData);
// Font structure.
struct NS_GFX nsFont {
// The family name of the font
nsString name;
// The style of font (normal, italic, oblique)
PRUint8 style;
// The variant of the font (normal, small-caps)
PRUint8 variant;
// The weight of the font (0-999)
PRUint16 weight;
// The decorations on the font (underline, overline,
// line-through). The decorations can be binary or'd together.
PRUint8 decorations;
// The size of the font, in nscoord units
nscoord size;
// Initialize the font struct with an iso-latin1 name
nsFont(const char* aName, PRUint8 aStyle, PRUint8 aVariant,
PRUint16 aWeight, PRUint8 aDecoration, nscoord aSize);
// Initialize the font struct with a (potentially) unicode name
nsFont(const nsString& aName, PRUint8 aStyle, PRUint8 aVariant,
PRUint16 aWeight, PRUint8 aDecoration, nscoord aSize);
// Make a copy of the given font
nsFont(const nsFont& aFont);
~nsFont();
PRBool operator==(const nsFont& aOther) const {
return Equals(aOther);
}
PRBool Equals(const nsFont& aOther) const ;
nsFont& operator=(const nsFont& aOther);
// Utility method to interpret name string
// enumerates all families specified by this font only
// returns PR_TRUE if completed, PF_FALSE if stopped
// enclosing quotes will be removed, and whitespace compressed (as needed)
PRBool EnumerateFamilies(nsFontFamilyEnumFunc aFunc, void* aData) const;
void GetFirstFamily(nsString& aFamily) const;
};
#define NS_FONT_STYLE_NORMAL 0
#define NS_FONT_STYLE_ITALIC 1
#define NS_FONT_STYLE_OBLIQUE 2
#define NS_FONT_VARIANT_NORMAL 0
#define NS_FONT_VARIANT_SMALL_CAPS 1
#define NS_FONT_DECORATION_NONE 0x0
#define NS_FONT_DECORATION_UNDERLINE 0x1
#define NS_FONT_DECORATION_OVERLINE 0x2
#define NS_FONT_DECORATION_LINE_THROUGH 0x4
#define NS_FONT_WEIGHT_NORMAL 400
#define NS_FONT_WEIGHT_BOLD 700
#endif /* nsFont_h___ */