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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
- *
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- #pragma once
- /*
- Font References
- Classes for holding a native Macintosh font id or a Web Font handle.
- */
- #include "uprefd.h"
- #include "xp_hash.h"
- #include "lo_ele.h"
-
- #include "FontTypes.h"
-
- #include "UPropFontSwitcher.h"
- #include "UFixedFontSwitcher.h"
- #include "UUTF8TextHandler.h"
-
- typedef struct LO_TextAttr_struct LO_TextAttr;
-
- class CFontReference
- {
- public:
- CFontReference(const CCharSet *charSet, const LO_TextAttr *attr);
- virtual ~CFontReference();
- virtual void DrawText(int x, int y, char *text, int start, int end) = 0;
- virtual short TextWidth(char *text, int firstByte, int byteCount) = 0;
- virtual void GetFontInfo(FontInfo *fontInfo) = 0;
- virtual void Apply() = 0;
-
- short GetMode() {return fMode;}
- void SetMode(short mode) {fMode = mode;}
-
- static CFontReference *GetFontReference(const CCharSet *charSet, LO_TextAttr *attr, MWContext *context, Boolean underlineLinks);
-
- protected:
-
- short fSize;
- short fMode;
- Boolean fIsGetFontInfoDirty;
- FontInfo fCachedFontInfoValues;
-
- private:
- virtual void SynchToPort(GrafPtr port) = 0;
- static short GetScaledTextSize(short size, short attrSize);
- };
-
- class CNativeFontReference : public CFontReference
- {
- public:
- CNativeFontReference(short font, const CCharSet *charSet, const LO_TextAttr *attr, Boolean underlineLinks);
- virtual ~CNativeFontReference();
- void DrawText(int x, int y, char *text, int start, int end);
- short TextWidth(char *text, int firstByte, int byteCount);
- short MeasureText(char *text, int firstByte, int byteCount, short* charLocs);
- void GetFontInfo(FontInfo *fontInfo);
- void Apply();
-
- static CFontReference *LookupNativeFont(char *fontName, const CCharSet *charSet, const LO_TextAttr *attr, Boolean underlineLinks);
- static CFontReference *LookupGenericFont(char *fontName, const CCharSet *charSet, const LO_TextAttr *attr, Boolean underlineLinks);
-
- private:
- short fFont;
- Style fStyle;
- UFontSwitcher *fFontSwitcher;
- UMultiFontTextHandler *fTextHandler;
-
- void SynchToPort(GrafPtr /*port*/) {};
- };
-
- class CWebFontReference : public CFontReference
- {
- public:
- CWebFontReference(WebFontHandle webFont, const CCharSet *charSet, const LO_TextAttr *attr);
- virtual ~CWebFontReference();
- void DrawText(int x, int y, char *text, int start, int end);
- short TextWidth(char *text, int firstByte, int byteCount);
- void GetFontInfo(FontInfo *fontInfo);
- void Apply();
-
- static CFontReference *LookupWebFont(char *fontName, const CCharSet *charSet, const LO_TextAttr *attr, MWContext *context, Boolean underlineLinks);
- static void Init();
- static void Finish();
- static Boolean NeedToReload(MWContext *context) { return nffbu_WebfontsNeedReload(sUtility, context, NULL); };
-
- private:
- RenderingContextHandle fRenderingContext;
- RenderableFontHandle fRenderableFont;
-
- static FontBrokerHandle sBroker;
- static FontBrokerUtilityHandle sUtility;
-
- static char *sCatalogPath;
-
- static XP_HashTable sPortHash;
-
- void SynchToPort(GrafPtr port);
- static uint32 PortHash(const void *port);
- static int PortCompFunction(const void *port1, const void *port2);
- static RenderingContextHandle GetCachedRenderingContext(GrafPtr port);
- };
-
-