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-rw-r--r--karbon/widgets/vstrokefillpreview.cpp447
1 files changed, 447 insertions, 0 deletions
diff --git a/karbon/widgets/vstrokefillpreview.cpp b/karbon/widgets/vstrokefillpreview.cpp
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+++ b/karbon/widgets/vstrokefillpreview.cpp
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+/* This file is part of the KDE project
+ Copyright (C) 2002 - 2005, The Karbon Developers
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+*/
+
+#include <tqcolor.h>
+
+#include <kdebug.h>
+#include <KoPoint.h>
+
+#include "karbon_part.h"
+#include "vcolordlg.h"
+#include "vfill.h"
+#include "vfillcmd.h"
+#include "vkopainter.h"
+#include "vselection.h"
+#include "vstroke.h"
+#include "vstrokecmd.h"
+#include "vstrokefillpreview.h"
+
+#define PANEL_SIZEX 50.0
+#define PANEL_SIZEY 50.0
+
+#define FILL_TOPX 15.0
+#define FILL_TOPY 15.0
+#define FILL_BOTTOMX 45.0
+#define FILL_BOTTOMY 45.0
+
+#define STROKE_TOPX 5.0
+#define STROKE_TOPY 5.0
+#define STROKE_BOTTOMX 35.0
+#define STROKE_BOTTOMY 35.0
+
+#define STROKE_TOPX_INNER STROKE_TOPX + 4
+#define STROKE_TOPY_INNER STROKE_TOPY + 4
+#define STROKE_BOTTOMX_INNER STROKE_BOTTOMX - 4
+#define STROKE_BOTTOMY_INNER STROKE_BOTTOMY - 4
+
+
+VStrokeFillPreview::VStrokeFillPreview(
+ KarbonPart *part, TQWidget* parent, const char* name )
+ : TQFrame( parent, name ), m_part( part )
+{
+ m_strokeWidget = false;
+ setFocusPolicy( TQ_NoFocus );
+
+ setFrameStyle( TQFrame::GroupBoxPanel | TQFrame::Sunken );
+
+ installEventFilter( this );
+ m_pixmap.resize( int( PANEL_SIZEX ), int( PANEL_SIZEY ) );
+ m_painter = new VKoPainter( TQT_TQPAINTDEVICE(&m_pixmap), uint( PANEL_SIZEX ), uint( PANEL_SIZEY ) );
+}
+
+VStrokeFillPreview::~VStrokeFillPreview()
+{
+ delete( m_painter );
+}
+
+void
+VStrokeFillPreview::paintEvent( TQPaintEvent* event )
+{
+ bitBlt( this,
+ (int)( width() - PANEL_SIZEX ) / 2, (int)( height() - PANEL_SIZEY ) / 2,
+ &m_pixmap,
+ 0, 0, (int)PANEL_SIZEX, (int)PANEL_SIZEY );
+
+ TQFrame::paintEvent( event );
+}
+
+bool
+VStrokeFillPreview::eventFilter( TQObject *, TQEvent *event )
+{
+ TQMouseEvent* e = TQT_TQMOUSEEVENT( event );
+
+ int ex = e->x() - int( ( width() - PANEL_SIZEX ) / 2 );
+ int ey = e->y() - int( ( height() - PANEL_SIZEY ) / 2 );
+
+ if( event && event->type() == TQEvent::MouseButtonPress )
+ {
+ if ( m_strokeWidget )
+ {
+ if(
+ ex >= STROKE_TOPX && ex <= STROKE_BOTTOMX &&
+ ey >= STROKE_TOPY && ey <= STROKE_BOTTOMY )
+ {
+ m_strokeWidget = true;
+ emit strokeSelected();
+ }
+ else if(
+ ex >= FILL_TOPX && ex <= FILL_BOTTOMX &&
+ ey >= FILL_TOPY && ey <= FILL_BOTTOMY )
+ {
+ m_strokeWidget = false;
+ emit fillSelected();
+ }
+ }
+ else
+ {
+ if(
+ ex >= FILL_TOPX && ex <= FILL_BOTTOMX &&
+ ey >= FILL_TOPY && ey <= FILL_BOTTOMY )
+ {
+ m_strokeWidget = false;
+ emit fillSelected();
+ }
+ else if(
+ ex >= STROKE_TOPX && ex <= STROKE_BOTTOMX &&
+ ey >= STROKE_TOPY && ey <= STROKE_BOTTOMY )
+ {
+ m_strokeWidget = true;
+ emit strokeSelected();
+ }
+ }
+ update( m_stroke, m_fill );
+ }
+
+ if( event && event->type() == TQEvent::MouseButtonDblClick )
+ {
+ if(
+ ex >= FILL_TOPX && ex <= FILL_BOTTOMX &&
+ ey >= FILL_TOPY && ey <= FILL_BOTTOMY )
+ {
+ VColorDlg* dialog = new VColorDlg( m_fill.color(), this );
+ if( dialog->exec() == TQDialog::Accepted )
+ {
+ if( m_part && m_part->document().selection() ) m_part->addCommand( new VFillCmd( &m_part->document(), VFill( dialog->Color() ) ), true );
+ }
+ delete dialog;
+ }
+ else if(
+ ex >= STROKE_TOPX && ex <= STROKE_BOTTOMX
+ && ey >= STROKE_TOPY && ey <= STROKE_BOTTOMY )
+ {
+ VColorDlg* dialog = new VColorDlg( m_stroke.color(), this );
+ if( dialog->exec() == TQDialog::Accepted )
+ {
+ if( m_part && m_part->document().selection() ) m_part->addCommand( new VStrokeCmd( &m_part->document(), dialog->Color() ), true );
+ }
+ delete dialog;
+ }
+ }
+ return false;
+}
+
+void
+VStrokeFillPreview::update( const VStroke &s, const VFill &f )
+{
+ m_painter->begin();
+
+ if( &f )
+ m_fill = f;
+ else
+ m_fill = VFill();
+ if( &s )
+ m_stroke = s;
+ else
+ m_stroke = VStroke();
+
+ // draw checkerboard
+ VFill fill;
+ m_painter->setPen( TQt::NoPen );
+
+ for( unsigned char y = 0; y < PANEL_SIZEY; y += 10 )
+ for( unsigned char x = 0; x < PANEL_SIZEX; x += 10 )
+ {
+ fill.setColor( ( ( ( x + y ) % 20 ) == 0 ) ? TQColor( 180, 180, 180 ) : TQColor( 100, 100, 100 ) );
+ m_painter->setBrush( fill );
+ m_painter->drawRect( x, y, 10, 10 );
+ }
+
+ if ( m_strokeWidget )
+ {
+ drawFill( m_fill );
+ drawStroke( m_stroke );
+ }
+ else
+ {
+ drawStroke( m_stroke );
+ drawFill( m_fill );
+ }
+
+ m_painter->end();
+
+ repaint();
+}
+
+void
+VStrokeFillPreview::drawFill( const VFill &f )
+{
+ VStroke stroke;
+
+ if( f.type() != VFill::none )
+ {
+ if( f.type() != VFill::solid )
+ {
+ VFill fill;
+ fill = f;
+
+ if( f.type() == VFill::grad )
+ {
+ if( f.gradient().type() == VGradient::linear )
+ {
+ fill.gradient().setOrigin( KoPoint( 30, 20 ) );
+ fill.gradient().setVector( KoPoint( 30, 50 ) );
+ }
+ else if( f.gradient().type() == VGradient::radial ||
+ f.gradient().type() == VGradient::conic )
+ {
+ fill.gradient().setOrigin( KoPoint( 30, 35 ) );
+ fill.gradient().setFocalPoint( KoPoint( 30, 35 ) );
+ fill.gradient().setVector( KoPoint( 30, 50 ) );
+ }
+ }
+ if( f.type() == VFill::patt )
+ {
+ fill.pattern() = f.pattern();
+ fill.pattern().setOrigin( KoPoint( 20, 10 ) );
+ fill.pattern().setVector( KoPoint( 30, 10 ) );
+ fill.setType( VFill::patt );
+ }
+
+ m_painter->setBrush( fill );
+ }
+ else
+ m_painter->setBrush( f );
+ m_painter->setPen( TQt::NoPen );
+ m_painter->drawRect( KoRect( FILL_TOPX, FILL_TOPY, FILL_BOTTOMX - FILL_TOPX, FILL_BOTTOMY - FILL_TOPY ) );
+ }
+ else
+ {
+ VFill fill;
+ fill.setColor( TQt::white );
+ m_painter->setBrush( fill );
+ m_painter->setPen( TQt::NoPen );
+
+ m_painter->drawRect( KoRect( FILL_TOPX, FILL_TOPY,
+ FILL_BOTTOMX - FILL_TOPX,
+ FILL_BOTTOMY - FILL_TOPY ) );
+ }
+
+ // show 3D outline of fill part
+ VColor color;
+
+ m_painter->setBrush( TQt::NoBrush );
+ color.set( 1.0, 1.0, 1.0 );
+ stroke.setColor( color );
+ m_painter->setPen( stroke );
+
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( FILL_BOTTOMX, FILL_TOPY ) );
+ m_painter->lineTo( KoPoint( FILL_TOPX, FILL_TOPY ) );
+ m_painter->lineTo( KoPoint( FILL_TOPX, FILL_BOTTOMY ) );
+ m_painter->strokePath();
+
+ color.set( 0.5, 0.5, 0.5 );
+ stroke.setColor( color );
+ m_painter->setPen( stroke );
+
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( FILL_BOTTOMX, FILL_TOPY ) );
+ m_painter->lineTo( KoPoint( FILL_BOTTOMX, FILL_BOTTOMY ) );
+ m_painter->lineTo( KoPoint( FILL_TOPX, FILL_BOTTOMY ) );
+ m_painter->strokePath();
+
+ if( f.type() == VFill::none )
+ {
+ stroke.setColor( TQt::red );
+ m_painter->setPen( stroke );
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( FILL_BOTTOMX, FILL_TOPY ) );
+ m_painter->lineTo( KoPoint( FILL_TOPX, FILL_BOTTOMY ) );
+ m_painter->strokePath();
+ }
+}
+
+void
+VStrokeFillPreview::drawStroke( const VStroke &s )
+{
+ VStroke stroke;
+ stroke.setLineWidth( 2.0 );
+
+ m_painter->setPen( TQt::NoPen );
+
+ if( s.type() != VStroke::none )
+ {
+ VFill fill;
+
+ if( s.type() != VStroke::solid )
+ {
+ if( s.type() == VStroke::grad )
+ {
+ fill.gradient() = s.gradient();
+
+ if( s.gradient().type() == VGradient::linear )
+ {
+ fill.gradient().setOrigin( KoPoint( FILL_TOPX, 10 ) );
+ fill.gradient().setVector( KoPoint( FILL_TOPX, 40 ) );
+ }
+ else if( s.gradient().type() == VGradient::radial ||
+ s.gradient().type() == VGradient::conic )
+ {
+ fill.gradient().setOrigin( KoPoint( FILL_TOPX, 25 ) );
+ fill.gradient().setFocalPoint( KoPoint( FILL_TOPX, 25 ) );
+ fill.gradient().setVector( KoPoint( FILL_TOPX, 40 ) );
+ }
+
+ fill.setType( VFill::grad );
+ }
+ if( s.type() == VStroke::patt )
+ {
+ fill.pattern() = s.pattern();
+ fill.pattern().setOrigin( KoPoint( FILL_TOPX, 10 ) );
+ fill.pattern().setVector( KoPoint( FILL_TOPX, 40 ) );
+ fill.setType( VFill::patt );
+ }
+ }
+ else
+ fill.setColor( s.color() );
+
+ m_painter->setFillRule( evenOdd );
+
+ m_painter->setBrush( fill );
+
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( STROKE_TOPX, STROKE_TOPY ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX, STROKE_TOPY ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX, STROKE_BOTTOMY ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX, STROKE_BOTTOMY ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX, STROKE_TOPY ) );
+
+ m_painter->moveTo( KoPoint( STROKE_TOPX_INNER, STROKE_TOPY_INNER ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX_INNER, STROKE_TOPY_INNER ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX_INNER, STROKE_BOTTOMY_INNER ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX_INNER, STROKE_BOTTOMY_INNER ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX_INNER, STROKE_TOPY_INNER ) );
+ m_painter->fillPath();
+ }
+ else
+ {
+ VFill fill;
+ m_painter->setFillRule( evenOdd );
+ fill.setColor( TQt::white );
+
+ m_painter->setBrush( fill );
+ m_painter->setPen( TQt::NoPen );
+
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( STROKE_TOPX, STROKE_TOPY ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX, STROKE_TOPY ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX, STROKE_BOTTOMY ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX, STROKE_BOTTOMY ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX, STROKE_TOPY ) );
+
+ m_painter->moveTo( KoPoint( STROKE_TOPX_INNER, STROKE_TOPY_INNER ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX_INNER, STROKE_TOPY_INNER ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX_INNER, STROKE_BOTTOMY_INNER ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX_INNER, STROKE_BOTTOMY_INNER ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX_INNER, STROKE_TOPY_INNER ) );
+ m_painter->fillPath();
+ }
+
+ // show 3D outline of stroke part
+ VColor color;
+
+ color.set( 1.0, 1.0, 1.0 );
+ stroke.setColor( color );
+ m_painter->setBrush( TQt::NoBrush );
+ m_painter->setPen( stroke );
+
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( STROKE_BOTTOMX + 1, STROKE_TOPY - 1 ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX - 1, STROKE_TOPY - 1 ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX - 1, STROKE_BOTTOMY + 1 ) );
+ m_painter->strokePath();
+
+ color.set( 0.5, 0.5, 0.5 );
+ stroke.setColor( color );
+ m_painter->setPen( stroke );
+
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( STROKE_BOTTOMX + 1, STROKE_TOPY - 1 ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX + 1, STROKE_BOTTOMY + 1 ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX - 1, STROKE_BOTTOMY + 1 ) );
+ m_painter->strokePath();
+
+ //stroke.setColor( TQt::black.rgb() );
+ //m_painter->setPen( stroke );
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( STROKE_BOTTOMX_INNER - 1, STROKE_TOPY_INNER + 1 ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX_INNER + 1, STROKE_TOPY_INNER + 1 ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX_INNER + 1, STROKE_BOTTOMY_INNER - 1 ) );
+ m_painter->strokePath();
+
+ color.set( 1.0, 1.0, 1.0 );
+ stroke.setColor( color );
+ m_painter->setPen( stroke );
+
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( STROKE_BOTTOMX_INNER - 1, STROKE_TOPY_INNER + 1 ) );
+ m_painter->lineTo( KoPoint( STROKE_BOTTOMX_INNER - 1, STROKE_BOTTOMY_INNER - 1 ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX_INNER + 1, STROKE_BOTTOMY_INNER - 1 ) );
+ m_painter->strokePath();
+
+ if( s.type() == VStroke::none )
+ {
+ stroke.setColor( TQt::red );
+ m_painter->setPen( stroke );
+
+ m_painter->newPath();
+ m_painter->moveTo( KoPoint( STROKE_BOTTOMX, STROKE_TOPY ) );
+ m_painter->lineTo( KoPoint( STROKE_TOPX, STROKE_BOTTOMY ) );
+ m_painter->strokePath();
+ }
+}
+
+void
+VStrokeFillPreview::setFillSelected()
+{
+ m_strokeWidget = false;
+ update( m_stroke, m_fill );
+ emit fillSelected();
+}
+
+void
+VStrokeFillPreview::setStrokeSelected()
+{
+ m_strokeWidget = true;
+ update( m_stroke, m_fill );
+ emit strokeSelected();
+}
+
+#include "vstrokefillpreview.moc"
+
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