/****************************************************************************** $Id: qt/src/widgets/qplatinumstyle.cpp   2.3.12   edited 2005-10-27 $**** Implementation of Platinum-like style class**** Created : 981231**** Copyright (C) 1998-2000 Trolltech AS.  All rights reserved.**** This file is part of the widgets module of the Qt GUI Toolkit.**** This file may be distributed under the terms of the Q Public License** as defined by Trolltech AS of Norway and appearing in the file** LICENSE.QPL included in the packaging of this file.**** This file may be distributed and/or modified under the terms of the** GNU General Public License version 2 as published by the Free Software** Foundation and appearing in the file LICENSE.GPL included in the** packaging of this file.**** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition** licenses may use this file in accordance with the Qt Commercial License** Agreement provided with the Software.**** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.**** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for**   information about Qt Commercial License Agreements.** See http://www.trolltech.com/qpl/ for QPL licensing information.** See http://www.trolltech.com/gpl/ for GPL licensing information.**** Contact info@trolltech.com if any conditions of this licensing are** not clear to you.************************************************************************/#include "qplatinumstyle.h"#ifndef QT_NO_STYLE_PLATINUM#include "qapplication.h"#include "qpainter.h"#include "qdrawutil.h" // for now#include "qpixmap.h" // for now#include "qpalette.h" // for now#include "qwidget.h"#include "qlabel.h"#include "qimage.h"#include "qpushbutton.h"#include "qwidget.h"#include "qrangecontrol.h"#include "qscrollbar.h"#include <limits.h>// NOT REVISED/*!  \class QPlatinumStyle qplatinumstyle.h  \brief Platinum Look and Feel  \ingroup appearance  This class implements the Platinum look and feel. It's an  experimental class that tries to resemble a Macintosh-like GUI style  with the QStyle system. The emulation is, however, far from being  perfect yet.*//*!    Constructs a QPlatinumStyle*/QPlatinumStyle::QPlatinumStyle(){    setButtonDefaultIndicatorWidth( 3 );}/*!  Destructs the style.*/QPlatinumStyle::~QPlatinumStyle(){}/*! \reimp */void QPlatinumStyle::drawPopupPanel( QPainter *p, int x, int y, int w, int h,			       const QColorGroup &g,  int lineWidth,			       const QBrush *fill ){    QWindowsStyle::drawPopupPanel( p, x, y, w, h, g, lineWidth, fill );}/*!  Draws a press-sensitive shape.*/void QPlatinumStyle::drawButton( QPainter *p, int x, int y, int w, int h,				const QColorGroup &g, bool sunken, const QBrush* fill){    QPen oldPen = p->pen();     if (!sunken) {	 p->fillRect(x+3, y+3, w-6, h-6,fill ? *fill :					 g.brush( QColorGroup::Button ));	 // the bright side	 p->setPen(g.shadow());	 p->drawLine(x, y, x+w-1, y);	 p->drawLine(x, y, x, y+h-1);	 p->setPen(g.button());	 p->drawLine(x+1, y+1, x+w-2, y+1);	 p->drawLine(x+1, y+1, x+1, y+h-2);	 p->setPen(g.light());	 p->drawLine(x+2, y+2, x+2, y+h-2);	 p->drawLine(x+2, y+2, x+w-2, y+2);	 // the dark side!	 p->setPen(g.mid());	 p->drawLine(x+3, y+h-3 ,x+w-3, y+h-3);	 p->drawLine(x+w-3, y+3, x+w-3, y+h-3);	 p->setPen(g.dark());	 p->drawLine(x+2, y+h-2 ,x+w-2, y+h-2);	 p->drawLine(x+w-2, y+2, x+w-2, y+h-2);	 p->setPen(g.shadow());	 p->drawLine(x+1, y+h-1,x+w-1, y+h-1);	 p->drawLine(x+w-1, y, x+w-1, y+h-1);	 // top left corner:	 p->setPen(g.background());	 p->drawPoint(x, y);	 p->drawPoint(x+1, y);	 p->drawPoint(x, y+1);	 p->setPen(g.shadow());	 p->drawPoint(x+1, y+1);	 p->setPen(g.button()); 	 p->drawPoint(x+2, y+2);	 p->setPen(white); 	 p->drawPoint(x+3, y+3);	 // bottom left corner:	 p->setPen(g.background());	 p->drawPoint(x, y+h-1);	 p->drawPoint(x+1, y+h-1);	 p->drawPoint(x, y+h-2);	 p->setPen(g.shadow());	 p->drawPoint(x+1, y+h-2);	 p->setPen(g.dark());	 p->drawPoint(x+2, y+h-3);	 // top right corner:	 p->setPen(g.background());	 p->drawPoint(x+w-1, y);	 p->drawPoint(x+w-2, y);	 p->drawPoint(x+w-1, y+1);	 p->setPen(g.shadow());	 p->drawPoint(x+w-2, y+1);	 p->setPen(g.dark());	 p->drawPoint(x+w-3, y+2);	 // bottom right corner:	 p->setPen(g.background());	 p->drawPoint(x+w-1, y+h-1);	 p->drawPoint(x+w-2, y+h-1);	 p->drawPoint(x+w-1, y+h-2);	 p->setPen(g.shadow());	 p->drawPoint(x+w-2, y+h-2);	 p->setPen(g.dark());	 p->drawPoint(x+w-3, y+h-3);	 p->setPen(g.mid());	 p->drawPoint(x+w-4, y+h-4);     }     else {	 p->fillRect(x+2, y+2, w-4, h-4,fill ? *fill :					   g.brush( QColorGroup::Dark ));	 // the dark side	 p->setPen(g.shadow());	 p->drawLine(x, y, x+w-1, y);	 p->drawLine(x, y, x, y+h-1);	 p->setPen(g.dark().dark());	 p->drawLine(x+1, y+1, x+w-2, y+1);	 p->drawLine(x+1, y+1, x+1, y+h-2);	 // the bright side!	 p->setPen(g.button());	 p->drawLine(x+1, y+h-2 ,x+w-2, y+h-2);	 p->drawLine(x+w-2, y+1, x+w-2, y+h-2);	 p->setPen(g.dark());	 p->drawLine(x, y+h-1,x+w-1, y+h-1);	 p->drawLine(x+w-1, y, x+w-1, y+h-1);	 // top left corner:	 p->setPen(g.background());	 p->drawPoint(x, y);	 p->drawPoint(x+1, y);	 p->drawPoint(x, y+1);	 p->setPen(g.shadow());	 p->drawPoint(x+1, y+1);	 p->setPen(g.dark().dark());	 p->drawPoint(x+3, y+3);	 // bottom left corner:	 p->setPen(g.background());	 p->drawPoint(x, y+h-1);	 p->drawPoint(x+1, y+h-1);	 p->drawPoint(x, y+h-2);	 p->setPen(g.shadow());	 p->drawPoint(x+1, y+h-2);	 // top right corner:	 p->setPen(g.background());	 p->drawPoint(x+w-1, y);	 p->drawPoint(x+w-2, y);	 p->drawPoint(x+w-1, y+1);	 p->setPen(g.shadow());	 p->drawPoint(x+w-2, y+1);	 // bottom right corner:	 p->setPen(g.background());	 p->drawPoint(x+w-1, y+h-1);	 p->drawPoint(x+w-2, y+h-1);	 p->drawPoint(x+w-1, y+h-2);	 p->setPen(g.shadow());	 p->drawPoint(x+w-2, y+h-2);	 p->setPen(g.dark());	 p->drawPoint(x+w-3, y+h-3);	 p->setPen(g.mid());	 p->drawPoint(x+w-4, y+h-4);     }     //     // top left corner://     p->setPen(g.background());//     p->drawPoint(x, y);//     p->drawPoint(x, y);    p->setPen(oldPen);}/*! \reimp */QRect QPlatinumStyle::buttonRect( int x, int y, int w, int h){    QRect r = QCommonStyle::buttonRect(x,y,w,h);    r.setTop( r.top()+1);    r.setLeft( r.left()+1);    r.setBottom( r.bottom()-1);    r.setRight( r.right()-1);    return r;}/*!  mixes two colors to a new colors  */QColor QPlatinumStyle::mixedColor(const QColor &c1, const QColor &c2){    int h1,s1,v1,h2,s2,v2;    c1.hsv(&h1,&s1,&v1);    c2.hsv(&h2,&s2,&v2);    return QColor( (h1+h2)/2, (s1+s2)/2, (v1+v2)/2, QColor::Hsv );}/*! \reimp */void QPlatinumStyle::drawBevelButton( QPainter *p, int x, int y, int w, int h,				const QColorGroup &g, bool sunken, const QBrush* fill){    QPen oldPen = p->pen();    // small or non-square bevel buttons are drawn in a small style, others in a big style.    if ( w * h < 1600 || QABS(w-h) > 10) {	// small buttons	if (!sunken) {	    p->fillRect(x+2, y+2, w-4, h-4,fill ? *fill :					     g.brush( QColorGroup::Button ));	    // the bright side	    p->setPen(g.dark());	    p->drawLine(x, y, x+w-1, y);	    p->drawLine(x, y, x, y+h-1);	    p->setPen(g.light());	    p->drawLine(x+1, y+1, x+w-2, y+1);	    p->drawLine(x+1, y+1, x+1, y+h-2);	    // the dark side!	    p->setPen(g.mid());	    p->drawLine(x+2, y+h-2 ,x+w-2, y+h-2);	    p->drawLine(x+w-2, y+2, x+w-2, y+h-3);	    p->setPen(g.dark().dark());	    p->drawLine(x+1, y+h-1,x+w-1, y+h-1);	    p->drawLine(x+w-1, y+1, x+w-1, y+h-2);	}	else {	    p->fillRect(x+2, y+2, w-4, h-4,fill ? *fill :					       g.brush( QColorGroup::Mid ));	    // the dark side	    p->setPen(g.dark().dark());	    p->drawLine(x, y, x+w-1, y);	    p->drawLine(x, y, x, y+h-1);	    p->setPen(g.mid().dark());	    p->drawLine(x+1, y+1, x+w-2, y+1);	    p->drawLine(x+1, y+1, x+1, y+h-2);	    // the bright side!	    p->setPen(g.button());	    p->drawLine(x+1, y+h-2 ,x+w-2, y+h-2);	    p->drawLine(x+w-2, y+1, x+w-2, y+h-2);	    p->setPen(g.dark());	    p->drawLine(x, y+h-1,x+w-1, y+h-1);	    p->drawLine(x+w-1, y, x+w-1, y+h-1);	}    }    else {	// big ones	if (!sunken) {	    p->fillRect(x+3, y+3, w-6, h-6,fill ? * fill :					    g.brush( QColorGroup::Button ));	    // the bright side	    p->setPen(g.button().dark());	    p->drawLine(x, y, x+w-1, y);	    p->drawLine(x, y, x, y+h-1);	    p->setPen(g.button());	    p->drawLine(x+1, y+1, x+w-2, y+1);	    p->drawLine(x+1, y+1, x+1, y+h-2);	    p->setPen(g.light());	    p->drawLine(x+2, y+2, x+2, y+h-2);	    p->drawLine(x+2, y+2, x+w-2, y+2);	 // the dark side!	    p->setPen(g.mid());	    p->drawLine(x+3, y+h-3 ,x+w-3, y+h-3);	    p->drawLine(x+w-3, y+3, x+w-3, y+h-3);	    p->setPen(g.dark());	    p->drawLine(x+2, y+h-2 ,x+w-2, y+h-2);	    p->drawLine(x+w-2, y+2, x+w-2, y+h-2);	    p->setPen(g.dark().dark());	    p->drawLine(x+1, y+h-1,x+w-1, y+h-1);	    p->drawLine(x+w-1, y+1, x+w-1, y+h-1);	}	else {	    p->fillRect(x+3, y+3, w-6, h-6,fill ? *fill :						  g.brush( QColorGroup::Mid ));	    // the dark side	    p->setPen(g.dark().dark().dark());	    p->drawLine(x, y, x+w-1, y);	    p->drawLine(x, y, x, y+h-1);	    p->setPen(g.dark().dark());	    p->drawLine(x+1, y+1, x+w-2, y+1);	    p->drawLine(x+1, y+1, x+1, y+h-2);	    p->setPen(g.mid().dark());	    p->drawLine(x+2, y+2, x+2, y+w-2);	    p->drawLine(x+2, y+2, x+w-2, y+2);	    // the bright side!	    p->setPen(g.button());	    p->drawLine(x+2, y+h-3 ,x+w-3, y+h-3);	    p->drawLine(x+w-3, y+3, x+w-3, y+h-3);	    p->setPen(g.midlight());	    p->drawLine(x+1, y+h-2 ,x+w-2, y+h-2);	    p->drawLine(x+w-2, y+1, x+w-2, y+h-2);	    p->setPen(g.dark());	    p->drawLine(x, y+h-1,x+w-1, y+h-1);	    p->drawLine(x+w-1, y, x+w-1, y+h-1);	    // corners	    p->setPen( mixedColor(g.dark().dark().dark(), g.dark()) );	    p->drawPoint( x, y+h-1 );	    p->drawPoint( x+w-1, y);	    p->setPen( mixedColor(g.dark().dark(), g.midlight() ) );	    p->drawPoint( x+1, y+h-2 );	    p->drawPoint( x+w-2, y+1);	    p->setPen( mixedColor(g.mid().dark(), g.button() ) );	    p->drawPoint( x+2, y+h-3 );	    p->drawPoint( x+w-3, y+2);	}    }    p->setPen(oldPen);}/*! \reimp */voidQPlatinumStyle::drawPushButton( QPushButton* btn, QPainter *p){    QColorGroup g = btn->colorGroup();    int x1, y1, x2, y2;    bool useBevelButton;    btn->rect().coords( &x1, &y1, &x2, &y2 );	// get coordinates    p->setPen( g.foreground() );    p->setBrush( QBrush(g.button(),NoBrush) );    QBrush fill;    if ( btn->isDown() )	fill = g.brush( QColorGroup::Dark );    else if ( btn->isOn() )	fill = QBrush( g.mid(), Dense4Pattern );    else	fill = g.brush( QColorGroup::Button );    // small or square image buttons as well as toggle buttons are    // bevel buttons (what a heuristic....)    if ( btn->isToggleButton()	 || ( btn->pixmap() &&	      (btn->width() * btn->height() < 1600 || QABS( btn->width() - btn->height()) < 10 )) )	useBevelButton = TRUE;    else	useBevelButton = FALSE;    int diw = buttonDefaultIndicatorWidth();    if (btn->isDefault() ) {	x1 += 1;	y1 += 1;	x2 -= 1;	y2 -= 1;	QColorGroup g2( g );	g2.setColor( QColorGroup::Button,  g.mid() );	if( useBevelButton )	    drawBevelButton( p, x1, y1, x2-x1+1, y2-y1+1, g, FALSE, &fill );	else	    drawButton( p, x1, y1, x2-x1+1, y2-y1+1, g2, FALSE, &fill );    }    if ( btn->isDefault() || btn->autoDefault() ) {	x1 += diw;	y1 += diw;	x2 -= diw;	y2 -= diw;    }    if ( !btn->isFlat() || btn->isOn() || btn->isDown() ) {	if( useBevelButton)	    drawBevelButton( p, x1, y1, x2-x1+1, y2-y1+1, g, btn->isOn() || btn->isDown(),			     &fill );	else	    drawButton( p, x1, y1, x2-x1+1, y2-y1+1, g, btn->isOn() || btn->isDown(),			&fill );    }    if ( p->brush().style() != NoBrush )	p->setBrush( NoBrush );}/*! \reimp */void QPlatinumStyle::drawPushButtonLabel( QPushButton* btn, QPainter *p){    bool on = btn->isDown() || btn->isOn();    QRect r = pushButtonContentsRect( btn );    int x, y, w, h;    r.rect( &x, &y, &w, &h );    if ( btn->isMenuButton() ) {	int dx = menuButtonIndicatorWidth( btn->height() );	QColorGroup g( btn->colorGroup() );	int xx = x+w-dx-4;	int yy = y-3;	int hh = h+6;	if ( !on ) {	    p->setPen( g.mid() );	    p->drawLine(xx, yy+2, xx, yy+hh-3);	    p->setPen( g.button() );	    p->drawLine(xx+1, yy+1, xx+1, yy+hh-2);	    p->setPen( g.light() );	    p->drawLine(xx+2, yy+2, xx+2, yy+hh-2);	}