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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: NPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * 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 sila.mozdev.org code.
+ *
+ * The Initial Developer of the Original Code is
+ * Keith Stribley.
+ * Portions created by the Initial Developer are Copyright (C) 2004
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the NPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the NPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+#ifdef _MSC_VER
+#pragma once
+#endif
+#ifndef GRUTFTXTSRC_INCLUDED
+#define GRUTFTXTSRC_INCLUDED
+
+#include <vector>
+#include <assert.h>
+
+#include <graphite/GrAppData.h>
+#include <graphite/GrStructs.h>
+#include <graphite/ITextSource.h>
+
+class nsIGrSegWrapper;
+
+/*-----------------------------------------------------------------------------
+ Class: ITextSource
+ This class provides an interface of a text source for the Graphite engine.
+------------------------------------------------------------------------------*/
+class GrUtfTextSrc : public gr::IColorTextSource
+{
+public:
+ GrUtfTextSrc();
+ ~GrUtfTextSrc();
+ bool setText(const gr::utf8 * pszText, int len);
+ bool setText(const char * pszText, int len);
+ bool setText(const gr::utf16 * pszText, int len);
+ bool setText(const gr::utf32 * pszText, int len);
+ void setColors(int foreground, int background)
+ {
+ mForeground = foreground;
+ mBackground = background;
+ };
+ //void setSelectionDetails(nsIGrSegWrapper * wrapper);
+ void setFont(gr::Font * font) { mFont = font; };
+ void setPointSize(float & pointSize) { mPointSize = pointSize; };
+ // --------------------------------------------------------------------------
+ // New V2 interface:
+
+ virtual gr::UtfType utfEncodingForm() { return mType; };
+ virtual size_t getLength() { return mLength; };
+ virtual size_t fetch(gr::toffset ichMin, size_t cch, gr::utf32 * prgchBuffer);
+ virtual size_t fetch(gr::toffset ichMin, size_t cch, gr::utf16 * prgchwBuffer);
+ virtual size_t fetch(gr::toffset ichMin, size_t cch, gr::utf8 * prgchsBuffer);
+ virtual gr::GrResult getFaceName(int ich, unsigned int cchMax,
+ gr::utf16 * prgchFaceName, unsigned int * pcchLen)
+ {
+ prgchFaceName[0] = 0;
+ *pcchLen = 0;
+ return gr::kresNotImpl;
+ };
+ //virtual std::wstring getFaceName(int ich) { return mFont->getFaceName(); };
+ virtual float getFontSize(gr::toffset ich);
+ virtual bool getBold(gr::toffset ich);
+ virtual bool getItalic(gr::toffset ich);
+ virtual bool getRightToLeft(gr::toffset ich);
+ virtual unsigned int getDirectionDepth(gr::toffset ich);
+ virtual float getVerticalOffset(gr::toffset ich) { return 0;};
+ virtual gr::isocode getLanguage(gr::toffset ich);
+
+ virtual std::pair<gr::toffset, gr::toffset> propertyRange(gr::toffset ich);
+ virtual size_t getFontFeatures(gr::toffset ich, gr::FeatureSetting * prgfset);
+ virtual bool sameSegment(gr::toffset ich1, gr::toffset ich2) { return true; };
+
+protected:
+ bool checkBuffer8();
+ bool checkBuffer16();
+ bool checkBuffer32();
+
+private:
+ size_t mLength;
+ size_t mBufferLength8;
+ size_t mBufferLength16;
+ size_t mBufferLength32;
+ gr::utf8 * mData8;
+ gr::utf16 * mData16;
+ gr::utf32 * mData32;
+ gr::UtfType mType;
+ int mForeground;
+ int mBackground;
+ int mSelectForeground;
+ int mSelectBackground;
+ bool mIsSelected;
+ std::wstring mFaceName;
+ std::vector<bool> mSelectionVector;
+ gr::Font * mFont;
+ bool mRtl;
+ float mPointSize;
+
+public: // methods that will go
+ // Temporary--eventually these will be of interest only to SegmentPainter.
+ virtual void getColors(gr::toffset ich, int * pclrFore, int * pclrBack);
+
+ // Shouldn't be here!
+ virtual gr::GrResult Fetch(int ichMin, int ichLim, gr::utf16 * prgchBuf) { return gr::kresNotImpl; };
+ virtual gr::GrResult get_Length(int * pcch) { return gr::kresNotImpl; };
+ virtual gr::GrResult GetFontVariations(int ich,
+ wchar_t * prgchFontVar, int ichMax, int * pich,
+ int * pichMin, int * pichLim) { return gr::kresNotImpl; };
+
+};
+
+
+#if !defined(GR_NAMESPACE)
+using namespace gr;
+#endif
+
+#endif // !GRUTFTXTSRC_INCLUDED
+