00001 //-------------------------------------------------------------------- 00002 // 00003 // File: Txq2dDrawable.h 00004 // 00005 // Purpose: This class can draw itself on a Txq2dCanvas object. 00006 // 00007 // Version: $Id: Txq2dDrawable.h,v 1.4 2001/10/10 22:41:05 kgl Exp $ 00008 // 00009 // Author: Kelly G. Luetkemeyer 00010 // 00011 // modified from the Txq2dDrawable java class: 00012 // Project: Tech-X Foundation Classes 00013 // David A. Alexander, Svetlana G. Shasharina, John R. Cary 00014 // 00015 // Copyright (c) 2000 by Tech-X Corporation. All rights reserved. 00016 //--------------------------------------------------------------------------- 00017 00018 #ifndef TXQ2D_DRAWABLE_H 00019 #define TXQ2D_DRAWABLE_H 00020 00021 // Qt includes 00022 #include <qpainter.h> 00023 #include <qpixmap.h> 00024 #include <qwmatrix.h> 00025 00026 // Tx includes 00027 #include "TxqLog.h" 00028 #include "TxqDrawable.h" 00029 #include "TxqViewPort.h" 00030 00043 class Txq2dDrawable: public TxqDrawable 00044 { 00045 00046 public: 00047 00051 Txq2dDrawable(); 00052 00056 virtual ~Txq2dDrawable(); 00057 00062 void update(QPainter* g) { paint(g); } 00063 00069 virtual void paint(QPainter* g) =0; 00070 00075 double getXmin() { return view->getXmin();} 00076 00081 double getXmax() { return view->getXmax();} 00082 00083 00088 double getYmin() { return view->getYmin();} 00089 00094 double getYmax() { return view->getYmax();} 00095 00101 double pixelToX( const QPoint & p) {return view->pixelToX(p);} 00102 00108 double pixelToY( const QPoint & p) {return view->pixelToY(p);} 00109 00117 QPoint xyToPixel( double x, double y ) {return view->xyToPixel(x,y);} 00118 00126 short xToPixel( double x ) {return view->xToPixel(x);} 00127 00135 short yToPixel( double y ) {return view->yToPixel(y);} 00136 00143 void setViewPort(TxqViewPort* viewPort) {view = viewPort;} 00144 00145 00146 protected: 00147 00151 TxqViewPort* view; 00152 00153 00154 }; 00155 #endif