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98 lines
3.1 KiB
C
98 lines
3.1 KiB
C
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef nsFont_h___
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#define nsFont_h___
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#include "nscore.h"
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#include "nsCoord.h"
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#include "nsString.h"
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// XXX we need a method to enumerate all of the possible fonts on the
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// system across family, weight, style, size, etc. But not here!
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// Enumerator callback function. Return PR_FALSE to stop
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typedef PRBool (*nsFontFamilyEnumFunc)(const nsString& aFamily, PRBool aGeneric, void *aData);
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// Font structure.
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struct NS_GFX nsFont {
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// The family name of the font
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nsString name;
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// The style of font (normal, italic, oblique)
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PRUint8 style;
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// The variant of the font (normal, small-caps)
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PRUint8 variant;
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// The weight of the font (0-999)
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PRUint16 weight;
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// The decorations on the font (underline, overline,
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// line-through). The decorations can be binary or'd together.
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PRUint8 decorations;
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// The size of the font, in nscoord units
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nscoord size;
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// Initialize the font struct with an iso-latin1 name
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nsFont(const char* aName, PRUint8 aStyle, PRUint8 aVariant,
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PRUint16 aWeight, PRUint8 aDecoration, nscoord aSize);
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// Initialize the font struct with a (potentially) unicode name
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nsFont(const nsString& aName, PRUint8 aStyle, PRUint8 aVariant,
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PRUint16 aWeight, PRUint8 aDecoration, nscoord aSize);
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// Make a copy of the given font
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nsFont(const nsFont& aFont);
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~nsFont();
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PRBool operator==(const nsFont& aOther) const {
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return Equals(aOther);
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}
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PRBool Equals(const nsFont& aOther) const ;
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nsFont& operator=(const nsFont& aOther);
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// Utility method to interpret name string
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// enumerates all families specified by this font only
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// returns PR_TRUE if completed, PF_FALSE if stopped
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// enclosing quotes will be removed, and whitespace compressed (as needed)
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PRBool EnumerateFamilies(nsFontFamilyEnumFunc aFunc, void* aData) const;
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void GetFirstFamily(nsString& aFamily) const;
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};
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#define NS_FONT_STYLE_NORMAL 0
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#define NS_FONT_STYLE_ITALIC 1
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#define NS_FONT_STYLE_OBLIQUE 2
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#define NS_FONT_VARIANT_NORMAL 0
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#define NS_FONT_VARIANT_SMALL_CAPS 1
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#define NS_FONT_DECORATION_NONE 0x0
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#define NS_FONT_DECORATION_UNDERLINE 0x1
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#define NS_FONT_DECORATION_OVERLINE 0x2
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#define NS_FONT_DECORATION_LINE_THROUGH 0x4
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#define NS_FONT_WEIGHT_NORMAL 400
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#define NS_FONT_WEIGHT_BOLD 700
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#endif /* nsFont_h___ */
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