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authortpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2011-07-04 22:38:03 +0000
committertpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2011-07-04 22:38:03 +0000
commitdadc34655c3ab961b0b0b94a10eaaba710f0b5e8 (patch)
tree99e72842fe687baea16376a147619b6048d7e441 /libkdchart/KDChartCustomBox.cpp
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diff --git a/libkdchart/KDChartCustomBox.cpp b/libkdchart/KDChartCustomBox.cpp
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+/* -*- Mode: C++ -*-
+ KDChart - a multi-platform charting engine
+ */
+
+/****************************************************************************
+ ** Copyright (C) 2001-2003 Klarälvdalens Datakonsult AB. All rights reserved.
+ **
+ ** This file is part of the KDChart library.
+ **
+ ** 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 commercial KDChart licenses may use this file in
+ ** accordance with the KDChart 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.klaralvdalens-datakonsult.se/?page=products for
+ ** information about KDChart Commercial License Agreements.
+ **
+ ** Contact info@klaralvdalens-datakonsult.se if any conditions of this
+ ** licensing are not clear to you.
+ **
+ **********************************************************************/
+#include <qpainter.h>
+#include <qregion.h>
+#include <qpalette.h>
+#include <qpoint.h>
+#include <qsimplerichtext.h>
+#include <qpaintdevicemetrics.h>
+
+#include <KDChartCustomBox.h>
+#include <KDXMLTools.h>
+#include <KDFrame.h>
+
+
+
+KDChartCustomBox::~KDChartCustomBox()
+{
+ // Intentionally left blank for now.
+}
+
+
+void KDChartCustomBox::deepCopy( const KDChartCustomBox* source )
+{
+ if( !source || this == source )
+ return;
+ _rotation = source->_rotation;
+ _content.deepCopy( &source->_content);
+ _fontSize = source->_fontSize;
+ _fontScaleGlobal = source->_fontScaleGlobal;
+ _deltaX = source->_deltaX;
+ _deltaY = source->_deltaY;
+ _width = source->_width;
+ _height = source->_height;
+ _color = source->_color;
+ _paper = source->_paper;
+ _anchorArea = source->_anchorArea;
+ _anchorPos = source->_anchorPos;
+ _anchorAlign = source->_anchorAlign;
+ _dataRow = source->_dataRow;
+ _dataCol = source->_dataCol;
+ _data3rd = source->_data3rd;
+ _deltaAlign = source->_deltaAlign;
+ _deltaScaleGlobal = source->_deltaScaleGlobal;
+ _anchorBeingCalculated = source->_anchorBeingCalculated;
+ _parentAxisArea = source->_parentAxisArea;
+}
+
+const KDChartCustomBox* KDChartCustomBox::clone() const
+{
+ KDChartCustomBox* newBox = new KDChartCustomBox();
+ newBox->deepCopy( this );
+ return newBox;
+}
+
+
+float KDChartCustomBox::trueFontSize( double areaWidthP1000,
+ double areaHeightP1000,
+ int rectHeight ) const
+{
+ float size;
+ if( 0 > _fontSize ) {
+ if( _fontScaleGlobal ) {
+
+ size = _fontSize * QMIN(areaWidthP1000, areaHeightP1000) * -1.0;//(areaWidthP1000 + areaHeightP1000) / -2.0;
+
+ } else {
+
+ // calculate the exact size:
+ float targetLineSpacing = (_fontSize * rectHeight)/ -1000;
+ size = targetLineSpacing;
+ // step #1 - try to make the right font size:
+ QFont font( content().font() );
+ font.setPointSizeFloat( size );
+ QFontMetrics fm( font );
+ //qDebug(QString("\nsize : ")+QString::number(size));
+ //qDebug(QString("(float)rectHeight : ")+QString::number((float)rectHeight));
+ //qDebug(QString("(float)fm.lineSpacing(): ")+QString::number((float)fm.lineSpacing()));
+ size *= targetLineSpacing / fm.lineSpacing();
+ //qDebug(QString("size : ")+QString::number(size));
+ // step #2 - make sure the font size is not too big:
+ font.setPointSizeFloat( size );
+ QFontMetrics fm2( font );
+ size *= targetLineSpacing / fm2.lineSpacing();
+ //qDebug(QString("(float)rectHeight : ")+QString::number((float)rectHeight));
+ //qDebug(QString("(float)fm.lineSpacing(): ")+QString::number((float)fm.lineSpacing()));
+ //qDebug(QString("size : ")+QString::number(size));
+ }
+ }
+ else {
+//qDebug(QString("\n_fontsize: ")+QString::number(_fontSize));
+ if( _fontSize )
+ size = _fontSize;
+ else{
+ size = content().font().pointSize();
+ if( -1 == size )
+ size = content().font().pixelSize();
+ if( -1 == size )
+ size = 10;
+ }
+ }
+ return size;
+}
+
+
+int KDChartCustomBox::trueFontLineSpacing( double areaWidthP1000,
+ double areaHeightP1000,
+ int rectHeight ) const
+{
+ QFont font( content().font() );
+ font.setPointSizeFloat( trueFontSize( areaWidthP1000,areaHeightP1000, rectHeight ) );
+ QFontMetrics fm( font );
+ return fm.lineSpacing();
+}
+
+
+void KDChartCustomBox::getTrueShift( double areaWidthP1000,
+ double areaHeightP1000,
+ int rectHeight,
+ int& dX,
+ int& dY ) const
+{
+ int x, y;
+ if( _deltaScaleGlobal ){
+ x = (0 > _deltaX) ? static_cast < int > ( -areaWidthP1000 * _deltaX ) : _deltaX;
+ y = (0 > _deltaY) ? static_cast < int > ( -areaHeightP1000 * _deltaY ) : _deltaY;
+ }else{
+ int fontHeight = trueFontLineSpacing( areaWidthP1000, areaHeightP1000, rectHeight );
+ //qDebug("\nfontHeight %i",fontHeight);
+ x = (0 > _deltaX) ? static_cast < int > ( fontHeight * _deltaX / -100.0 ) : _deltaX;
+ y = (0 > _deltaY) ? static_cast < int > ( fontHeight * _deltaY / -100.0 ) : _deltaY;
+ //qDebug("y %i",y);
+ }
+ uint deltaAlign = (KDCHART_AlignAuto == _deltaAlign) ? _anchorAlign : _deltaAlign;
+ if ( Qt::AlignLeft == (Qt::AlignLeft & deltaAlign) )
+ dX = x;
+ else if ( Qt::AlignRight == (Qt::AlignRight & deltaAlign) )
+ dX = -x;
+ else
+ dX = 0; // <-- so the _deltaX value becomes ineffective!
+
+ if ( Qt::AlignTop == (Qt::AlignTop & deltaAlign) )
+ dY = y;
+ else if ( Qt::AlignBottom == (Qt::AlignBottom & deltaAlign) )
+ dY = -y;
+ else
+ dY = 0; // <-- so the _deltaY value becomes ineffective!
+}
+
+QRect KDChartCustomBox::trueRect( QPainter * /*painter*/, QPoint /*anchor*/, double /*areaWidthP1000*/, double /*areaHeightP1000*/ ) const
+{
+ //temporary allow KDC_Presentation to compile
+ qDebug( "Sorry, not implemented yet: KDChartCustomBox::trueRect()" );
+ return QRect( 1, 1, 2, 2 );
+}
+
+//static QPainter* pppainter=0;
+//static int pdWidth =1280;
+//static int pdHeight =1024;
+
+QRect KDChartCustomBox::trueRect( QPoint anchor, double areaWidthP1000, double areaHeightP1000 ) const
+{
+ int w = (0 > _width ) ? static_cast < int > ( -areaWidthP1000 * _width ) : _width;
+ int h = (0 > _height) ? static_cast < int > ( -areaHeightP1000 * _height ) : _height;
+
+ //qDebug("w: %i h: %i", w,h );
+
+ if( _fontScaleGlobal && 0 == w && 0 == h ){
+ //Now calculate the size of the box based upon the content!
+ QFont font( content().font() );
+ if ( _fontSize ) {
+ font.setPointSizeFloat(
+ (0 > _fontSize)
+ ? (_fontSize * QMIN(areaWidthP1000, areaHeightP1000) * -1.0)//(areaWidthP1000 + areaHeightP1000) / -2.0
+ : _fontSize );
+ //qDebug("\n_fontSize * QMIN(areaWidthP1000, areaHeightP1000) %i * QMIN(%f, %f) text: %s", _fontSize , areaWidthP1000, areaHeightP1000, content().text().latin1());
+ }
+ QString txt( content().text() );
+ QString txtTest( txt.stripWhiteSpace().lower() );
+#if QT_VERSION >= 200 && QT_VERSION < 300
+// version 2.x
+ if( !(txtTest.left(4) == "<qt>") )
+ txt.prepend( "<qt>" );
+ if( !(txtTest.right(5)== "</qt>"))
+ txt.append( "</qt>");
+#else
+ if( !txtTest.startsWith("<qt>" ) )
+ txt.prepend( "<qt>" );
+ if( !txtTest.endsWith( "</qt>") )
+ txt.append( "</qt>");
+#endif
+
+ //qDebug("\nw: %i h: %i", w,h );
+ QSimpleRichText tmpContent( txt, font );
+// tmpContent.setWidth(pdWidth);
+// tmpContent.setHeight(pdHeight);
+// tmpContent.adjustSize();
+// if( pppainter ){
+// tmpContent.setWidth(pppainter, 2000);
+// tmpContent.adjustSize();
+// }
+ w = tmpContent.widthUsed();
+ h = tmpContent.height();
+ //qDebug("pdWidth: %i w: %i h %i",pdWidth,w,h);
+ //qDebug("w: %i h: %i", w,h );
+ }
+
+ //qDebug("\nw: %i h: %i", w,h );
+ int x,y;
+ if ( Qt::AlignLeft == (Qt::AlignLeft & _anchorAlign) )
+ x = 0;
+ else if ( Qt::AlignRight == (Qt::AlignRight & _anchorAlign) )
+ x = - w + 1;
+ else
+ x = - w / 2;
+
+ if ( Qt::AlignTop == (Qt::AlignTop & _anchorAlign) )
+ y = 0;
+ else if ( Qt::AlignBottom == (Qt::AlignBottom & _anchorAlign) )
+ y = - h + 1;
+ else
+ y = - h / 2;
+ int dX,dY;
+ getTrueShift( areaWidthP1000, areaHeightP1000, h,
+ dX, dY );
+ //qDebug("trueRect: x %i y %i w %i h %i text: %s", anchor.x()+x+dX, anchor.y()+y+dY, w,h, content().text().latin1());
+
+ return QRect( anchor.x()+x+dX, anchor.y()+y+dY, w, h );
+}
+
+
+int KDChartCustomBox::trueRectAlignX(const QRect& rect) const
+{
+ int ret = rect.center().x();
+ if ( Qt::AlignLeft == (Qt::AlignLeft & _anchorAlign) )
+ ret -= rect.width();
+ else if ( Qt::AlignRight == (Qt::AlignRight & _anchorAlign) )
+ ret += rect.width();
+ return ret;
+}
+int KDChartCustomBox::trueRectAlignY(const QRect& rect) const
+{
+ int ret = rect.center().y();
+ if ( Qt::AlignTop == (Qt::AlignTop & _anchorAlign) )
+ ret -= rect.height();
+ else if ( Qt::AlignBottom == (Qt::AlignBottom & _anchorAlign) )
+ ret += rect.height();
+ return ret;
+}
+
+void KDChartCustomBox::paint( QPainter* painter,
+ QPoint anchor,
+ double areaWidthP1000,
+ double areaHeightP1000,
+ const KDFrame* frame,
+ const QRect& frameRect,
+ const QColor * color,
+ const QBrush * paper ) const
+{
+ painter->save();
+ int rotDX = 0;
+ int rotDY = 0;
+/*
+//pppainter=painter;
+const QPaintDeviceMetrics metrics(painter->device());
+pdWidth = metrics.width();
+const int aWidthP1000 = metrics.width() /1000;
+const int aHeightP1000 = metrics.height()/1000;
+//pdHeight = metrics.height();
+*/
+
+ QRect myRect( trueRect( anchor, areaWidthP1000, areaHeightP1000 ) );
+
+
+ /*
+QPaintDeviceMetrics metrics(painter->device());
+int pdWidth = metrics.width();
+int dpiY = metrics.logicalDpiY();
+int dpiX = metrics.logicalDpiX();
+qDebug("dpiY: %i dpiX: %i",dpiY,dpiX);
+qDebug("pdWidth: %i box myRect w: %i h %i",pdWidth,myRect.width(),myRect.height());
+ */
+//myRect.setSize(myRect.size()*6);
+
+
+ QRect myFrameRect( frameRect );
+ if ( myRect.isValid() ) {
+//qDebug("box myRect center: x %i y %i",myRect.center().x(),myRect.center().y());
+ if( _rotation ){
+ getTrueShift( areaWidthP1000, areaHeightP1000, myRect.height(),
+ rotDX, rotDY );
+ myRect.moveBy( -rotDX, -rotDY );
+ if( frame )
+ myFrameRect.moveBy( -rotDX, -rotDY );
+//qDebug("\nrotDelta: x %i y %i",rotDX,rotDY);
+//qDebug("\nbox myRect center: x %i y %i",myRect.center().x(),myRect.center().y());
+ myRect.moveCenter( QPoint( anchor.x() - trueRectAlignX(myRect),
+ anchor.y() - trueRectAlignY(myRect) ) );
+ if( frame )
+ myFrameRect.moveCenter( QPoint( anchor.x() - trueRectAlignX(myFrameRect),
+ anchor.y() - trueRectAlignY(myFrameRect) ) );
+//qDebug("box myRect center: x %i y %i",myRect.center().x(),myRect.center().y());
+ painter->translate( anchor.x(), anchor.y() );
+ painter->rotate( _rotation );
+ painter->translate( rotDX, rotDY );
+ }
+ if( frame )
+ frame->paint( painter, KDFrame::PaintAll, myFrameRect );
+ if ( _fontSize ) {
+ QFont font( content().font() );
+
+ float trueSize = trueFontSize(areaWidthP1000,areaHeightP1000, myRect.height() );
+ font.setPointSizeFloat( trueSize );
+ //adjust the area height related to the font size
+ myRect.setHeight( (int)(trueSize )+ (int)(trueSize*0.5));
+ const KDChartTextPiece tmpTextPiece( painter, content().text(), font );
+
+ tmpTextPiece.draw( painter, myRect.x(), myRect.y(), myRect,
+ color ? *color : _color,
+ paper ? paper : &_paper );
+ }else{
+
+ content().draw( painter, myRect.x(), myRect.y(), myRect,
+ color ? *color : _color,
+ paper ? paper : &_paper );
+ }
+ }
+ painter->restore();
+}
+
+
+void KDChartCustomBox::createCustomBoxNode( QDomDocument& document,
+ QDomNode& parent,
+ const QString& elementName,
+ const KDChartCustomBox* custombox )
+{
+ QDomElement customBoxElement = document.createElement( elementName );
+ parent.appendChild( customBoxElement );
+ KDXML::createIntNode( document, customBoxElement, "Rotation", custombox->_rotation );
+ KDXML::createStringNode( document, customBoxElement, "ContentText",
+ custombox->_content.text() );
+ KDXML::createFontNode( document, customBoxElement, "ContentFont",
+ custombox->_content.font() );
+ KDXML::createIntNode( document, customBoxElement, "FontSize", custombox->_fontSize );
+ KDXML::createBoolNode( document, customBoxElement, "FontScaleGlobal",
+ custombox->_fontScaleGlobal );
+ KDXML::createIntNode( document, customBoxElement, "DeltaX", custombox->_deltaX );
+ KDXML::createIntNode( document, customBoxElement, "DeltaY", custombox->_deltaY );
+ KDXML::createIntNode( document, customBoxElement, "Width", custombox->_width );
+ KDXML::createIntNode( document, customBoxElement, "Height", custombox->_height );
+ KDXML::createColorNode( document, customBoxElement, "Color", custombox->_color );
+ KDXML::createBrushNode( document, customBoxElement, "Paper", custombox->_paper );
+ KDXML::createIntNode( document, customBoxElement, "AnchorArea",
+ custombox->_anchorArea );
+ KDXML::createStringNode( document, customBoxElement, "AnchorPos",
+ KDChartEnums::positionFlagToString( custombox->_anchorPos ) );
+ KDXML::createIntNode( document, customBoxElement, "AnchorAlign",
+ custombox->_anchorAlign );
+ KDXML::createIntNode( document, customBoxElement, "DataRow",
+ custombox->_dataRow );
+ KDXML::createIntNode( document, customBoxElement, "DataCol",
+ custombox->_dataCol );
+ KDXML::createIntNode( document, customBoxElement, "Data3rd",
+ custombox->_data3rd );
+ KDXML::createIntNode( document, customBoxElement, "DeltaAlign",
+ custombox->_deltaAlign );
+ KDXML::createBoolNode( document, customBoxElement, "DeltaScaleGlobal",
+ custombox->_deltaScaleGlobal );
+ KDXML::createIntNode( document, customBoxElement, "ParentAxisArea",
+ custombox->_parentAxisArea );
+}
+
+
+bool KDChartCustomBox::readCustomBoxNode( const QDomElement& element,
+ KDChartCustomBox& custombox )
+{
+ bool ok = true;
+ QString tempContentText;
+ QFont tempContentFont;
+ int tempRotation = 0; // must be initialized: new parameter, not present in old versions of KDChart
+ int tempDeltaAlign = KDCHART_AlignAuto; // must be initialized too: new parameter
+ bool tempDeltaScaleGlobal = true; // must be initialized too: new parameter
+ int tempFontSize, tempDeltaX, tempDeltaY,
+ tempWidth, tempHeight, tempAnchorArea, tempParentAxisArea, tempAnchorAlign,
+ tempDataRow, tempDataCol, tempData3rd;
+ bool tempFontScaleGlobal;
+ QColor tempColor;
+ QBrush tempPaper;
+ KDChartEnums::PositionFlag tempAnchorPos = KDChartEnums::PosTopLeft;
+ QDomNode node = element.firstChild();
+ while( !node.isNull() ) {
+ QDomElement element = node.toElement();
+ if( !element.isNull() ) { // was really an element
+ QString tagName = element.tagName();
+ if( tagName == "Rotation" ) {
+ ok = ok & KDXML::readIntNode( element, tempRotation );
+ } else if( tagName == "ContentText" ) {
+ ok = ok & KDXML::readStringNode( element, tempContentText );
+ } else if( tagName == "ContentFont" ) {
+ ok = ok & KDXML::readFontNode( element, tempContentFont );
+ } else if( tagName == "FontSize" ) {
+ ok = ok & KDXML::readIntNode( element, tempFontSize );
+ } else if( tagName == "FontScaleGlobal" ) {
+ ok = ok & KDXML::readBoolNode( element, tempFontScaleGlobal );
+ } else if( tagName == "DeltaX" ) {
+ ok = ok & KDXML::readIntNode( element, tempDeltaX );
+ } else if( tagName == "DeltaY" ) {
+ ok = ok & KDXML::readIntNode( element, tempDeltaY );
+ } else if( tagName == "Width" ) {
+ ok = ok & KDXML::readIntNode( element, tempWidth );
+ } else if( tagName == "Height" ) {
+ ok = ok & KDXML::readIntNode( element, tempHeight );
+ } else if( tagName == "Color" ) {
+ ok = ok & KDXML::readColorNode( element, tempColor );
+ } else if( tagName == "Paper" ) {
+ ok = ok & KDXML::readBrushNode( element, tempPaper );
+ } else if( tagName == "AnchorArea" ) {
+ ok = ok & KDXML::readIntNode( element, tempAnchorArea );
+ } else if( tagName == "AnchorPos" ) {
+ QString value;
+ ok = ok & KDXML::readStringNode( element, value );
+ tempAnchorPos = KDChartEnums::stringToPositionFlag( value );
+ } else if( tagName == "AnchorAlign" ) {
+ ok = ok & KDXML::readIntNode( element, tempAnchorAlign );
+ } else if( tagName == "DataRow" ) {
+ ok = ok & KDXML::readIntNode( element, tempDataRow );
+ } else if( tagName == "DataCol" ) {
+ ok = ok & KDXML::readIntNode( element, tempDataCol );
+ } else if( tagName == "Data3rd" ) {
+ ok = ok & KDXML::readIntNode( element, tempData3rd );
+ } else if( tagName == "DeltaAlign" ) {
+ ok = ok & KDXML::readIntNode( element, tempDeltaAlign );
+ } else if( tagName == "DeltaScaleGlobal" ) {
+ ok = ok & KDXML::readBoolNode( element, tempDeltaScaleGlobal );
+ } else if ( tagName == "ParentAxisArea" ) {
+ ok = ok & KDXML::readIntNode( element, tempParentAxisArea );
+ } else {
+ qDebug( "Unknown tag in custom box" );
+ }
+ }
+ node = node.nextSibling();
+ }
+
+ if( ok ) {
+ const KDChartTextPiece piece( 0, tempContentText, tempContentFont );
+ custombox._content.deepCopy( &piece );
+ custombox._rotation = tempRotation;
+ custombox._fontSize = tempFontSize;
+ custombox._fontScaleGlobal = tempFontScaleGlobal;
+ custombox._deltaX = tempDeltaX;
+ custombox._deltaY = tempDeltaY;
+ custombox._width = tempWidth;
+ custombox._height = tempHeight;
+ custombox._color = tempColor;
+ custombox._paper = tempPaper;
+ custombox._anchorArea = tempAnchorArea;
+ custombox._anchorPos = tempAnchorPos;
+ custombox._anchorAlign = tempAnchorAlign;
+ custombox._dataRow = tempDataRow;
+ custombox._dataCol = tempDataCol;
+ custombox._data3rd = tempData3rd;
+ custombox._deltaAlign = tempDeltaAlign;
+ custombox._deltaScaleGlobal = tempDeltaScaleGlobal;
+ custombox._parentAxisArea = tempParentAxisArea;
+ }
+
+ return ok;
+}
+
+#include "KDChartCustomBox.moc"