241 lines
6.5 KiB
C
241 lines
6.5 KiB
C
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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*
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* This contains definitions the are outside the scope of the interfaces
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* defined that need to be exported out of the broker (libfont).
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*
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* dp Suresh <dp@netscape.com>
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*/
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#ifndef _nf_H_
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#define _nf_H_
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#include "jritypes.h"
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#include "ntypes.h"
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#ifdef MOZILLA_CLIENT
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#include "client.h"
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#endif /* MOZILLA_CLIENT */
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#ifdef __cplusplus
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#define NF_PUBLIC_API_DEFINE(returnType) extern "C" returnType
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#define NF_PUBLIC_API_IMPLEMENT(returnType) extern "C" returnType
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#else
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#define NF_PUBLIC_API_DEFINE(returnType) extern returnType
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#define NF_PUBLIC_API_IMPLEMENT(returnType) returnType
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#endif
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/*
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* Initialize routine for the FontBroker.
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*/
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NF_PUBLIC_API_DEFINE(struct nffbc *) NF_FontBrokerInitialize(void);
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#ifdef MOZILLA_CLIENT
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/*
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* Display about fonts in html
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*/
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NF_PUBLIC_API_DEFINE(char *) NF_AboutFonts(MWContext *context, const char *which);
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#endif /* MOZILLA_CLIENT */
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/*
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* Registering of font converters for font streaming
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*/
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NF_PUBLIC_API_DEFINE(void) NF_RegisterConverters(void);
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#ifndef NO_PERFORMANCE_HACK
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/*
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* For improving measure and draw performance.
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*/
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struct nfrc;
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struct rc_data;
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NF_PUBLIC_API_DEFINE(struct rc_data *) NF_GetRCNativeData(struct nfrc* rc);
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#endif /* NO_PERFORMANCE_HACK */
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/*
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* The native font displayer name. This is specific to netscape navigator.
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*/
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#define NF_NATIVE_FONT_DISPLAYER "Netscape Default Font Displayer"
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/*
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* Global variables that we create. These are the font broker
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* interface variables that is available after font broker init.
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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extern struct nffbc *WF_fbc;
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extern struct nffbu *WF_fbu;
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extern struct nffbp *WF_fbp;
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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/* The bounding box of a string. We are using a structure instead of a JMC object
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* because we expect this to be called a lot and returning a JMC object is going to be
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* performance expensive.
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*/
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struct nf_bounding_box {
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int width;
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int ascent;
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int descent;
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int lbearing;
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int rbearing;
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};
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/*
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* For faster drawing, we are exposing the rendering context data to the
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* Displayer. Here are the definitions the Displayer will need to be able
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* to do this.
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*/
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/* Rendering context majorTypes. */
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#define NF_RC_INVALID 0
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#define NF_RC_DIRECT 1
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#define NF_RC_BUFFER 2
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/* Rendering context minorTypes.
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* Valid minor types are
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* any negative number : Rc's are always different.
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* 0 (or) any positive number : Enable rc checking
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*/
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#define NF_RC_ALWAYS_DIFFERENT -1
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struct rc_direct {
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#if defined(XP_UNIX)
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/* Display * */ void *display;
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/* Drawable */ void *d;
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/* GC */ void *gc;
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jint mask;
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#elif defined(XP_WIN)
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/* DC */ void *dc;
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#elif defined(XP_OS2)
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/* DC */ void *dc;
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#elif defined(XP_MAC)
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/* CGragPtr */ void *port;
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#endif
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};
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#if defined(XP_UNIX)
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/* mask bit assignments */
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#define NF_DrawImageTextMask (1<<0)
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#endif
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struct rc_buffer {
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/* IMPLEMENT_ME */
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int implement_me;
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};
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struct rc_data {
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jint majorType;
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jint minorType;
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/* Displayers store state information here */
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void *displayer_data;
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union {
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struct rc_direct directRc;
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struct rc_buffer bufferRc;
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} t;
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};
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/*
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* State values for NF_FONT
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*/
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#define NF_FONT_COMPLETE 1
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#define NF_FONT_INCOMPLETE 0
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#define NF_FONT_ERROR -1
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/* Font stream notification callback. */
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struct nff; /* Forward declaration */
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#ifndef XP_OS2
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typedef void (*nfFontObserverCallback)(struct nff *, void *client_data);
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#else
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typedef void (* _Optlink nfFontObserverCallback)(struct nff *, void *client_data);
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#endif
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/* Font stream: Maximum that can be returned from nfstrm::WriteReady() */
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#define NF_MAX_WRITE_READY 0X0FFFFFFF
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/* Values for nfFmiWeight */
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#define nfWeightDontCare 0
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/* Meaningful values of weight: 100, 200, 300, 400, 500, 600, 700, 800, 900 */
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/* Values for nfFmiPitch */
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#define nfSpacingDontCare 0
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#define nfSpacingProportional 1
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#define nfSpacingMonospaced 2
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/* Values for nfFmiStyle */
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#define nfStyleDontCare 0
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#define nfStyleNormal 1
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#define nfStyleItalic 2
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#define nfStyleOblique 3
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/* Values for nfFmiUnderline */
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#define nfUnderlineDontCare 0
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#define nfUnderlineYes 1
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#define nfUnderlineNo 2
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/* Values for nfFmiStrikeOut */
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#define nfStrikeOutDontCare 0
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#define nfStrikeOutYes 1
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#define nfStrikeOutNo 2
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/* Values for nfFmiResolutionX and nfFmiResolutionY */
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#define nfResolutionDontCare 0
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/*
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* List of predefined attributes for the FontMatchInfo
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*/
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#define nfFmiName "nfFmiName"
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#define nfFmiCharset "nfFmiCharset"
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#define nfFmiEncoding "nfFmiEncoding"
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#define nfFmiWeight "nfFmiWeight"
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#define nfFmiPitch "nfFmiPitch"
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#define nfFmiStyle "nfFmiStyle"
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#define nfFmiUnderline "nfFmiUnderline"
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#define nfFmiStrikeOut "nfFmiStrikeOut"
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/***
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#define nfFmiPanose "nfFmiPanose"
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***/
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#define nfFmiResolutionX "nfFmiResolutionX"
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#define nfFmiResolutionY "nfFmiResolutionY"
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#endif /* _nf_H_ */
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