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SLTEXT.H
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1980-01-05
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/*
* Copyright (c) 1987, 1988, 1989 Stanford University
*
* Permission to use, copy, modify, distribute, and sell this software and its
* documentation for any purpose is hereby granted without fee, provided
* that the above copyright notice appear in all copies and that both that
* copyright notice and this permission notice appear in supporting
* documentation, and that the name of Stanford not be used in advertising or
* publicity pertaining to distribution of the software without specific,
* written prior permission. Stanford makes no representations about
* the suitability of this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* STANFORD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS.
* IN NO EVENT SHALL STANFORD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
// $Header: sltext.h,v 1.9 89/10/09 14:49:48 linton Exp $
// declares class TextSelection.
#ifndef sltext_h
#define sltext_h
#include "selection.h"
// Declare imported types.
class TextBuffer;
// A TextSelection draws one to several lines of text.
static const ClassId TEXTSELECTION = 2100;
class TextSelection : public Selection {
public:
TextSelection(const char*, int, Graphic* = nil);
TextSelection(istream&, State*);
~TextSelection();
Graphic* Copy();
boolean IsA(ClassId);
const char* GetOriginal(int&);
boolean ShapedBy(Coord, Coord, float);
protected:
void draw(Canvas*, Graphic*);
void drawClipped(Canvas*, Coord, Coord, Coord, Coord, Graphic*);
void ReadjustSpacing(PFont*);
void Init(const char*, int);
const char* ReadTextData(istream&, int&);
void WriteData(ostream&);
const char* Filter(const char*, int);
char* tbuf; // stores the TextSelection's text
TextBuffer* text; // operates on the text
int lineHt; // stores previous line height
};
#endif