Added color swatch widget.

app/CMakeLists.txt

@@ -10,6 +10,7 @@ set (glabels_sources
   BarcodeMenuItem.cpp
   BarcodeStyle.cpp
   ColorNode.cpp
+  ColorSwatch.cpp
   File.cpp
   Help.cpp
   LabelModel.cpp

app/ColorSwatch.cpp

@@ -0,0 +1,83 @@
+/*  ColorSwatch.cpp
+ *
+ *  Copyright (C) 2014  Jim Evins <evins@snaught.com>
+ *
+ *  This file is part of gLabels-qt.
+ *
+ *  gLabels-qt is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  gLabels-qt 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with gLabels-qt.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "ColorSwatch.h"
+
+#include <QGraphicsRectItem>
+#include <QGraphicsDropShadowEffect>
+#include <iostream>
+
+
+//
+// Private Configuration Data
+//
+namespace
+{
+        const QColor  outlineColor( 0, 0, 0 );
+	const double  outlineWidthPixels = 1;
+}
+
+
+namespace glabels
+{
+
+	///
+	/// Constructor
+	///
+	ColorSwatch::ColorSwatch( int w, int h, QColor& color, QWidget *parent )
+		: mW(w), mH(h), mColor(color), QGraphicsView(parent)
+	{
+		setAttribute(Qt::WA_TranslucentBackground);
+		viewport()->setAutoFillBackground(false);
+		setFrameStyle( QFrame::NoFrame );
+		setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed );
+		resize( mW, mH );
+		fitInView( 0, 0, mW, mH, Qt::KeepAspectRatio );
+
+		mScene = new QGraphicsScene();
+		setScene( mScene );
+
+		mScene->setSceneRect( 0, 0, mW, mH );
+
+		QBrush brush( mColor );
+		QPen pen( outlineColor );
+		pen.setWidthF( outlineWidthPixels );
+
+		mSwatchItem = new QGraphicsRectItem( 1, 1, mW-2, mH-2 );
+		mSwatchItem->setBrush( brush );
+		mSwatchItem->setPen( pen );
+				
+		mScene->addItem( mSwatchItem );
+	}
+
+
+	///
+	/// Color Property Setter
+	///
+	void ColorSwatch::setColor( QColor& color )
+	{
+		mColor = color;
+
+		QBrush brush( mColor );
+		mSwatchItem->setBrush( brush );
+	}
+
+
+}

app/ColorSwatch.h

@@ -0,0 +1,68 @@
+/*  ColorSwatch.h
+ *
+ *  Copyright (C) 2014  Jim Evins <evins@snaught.com>
+ *
+ *  This file is part of gLabels-qt.
+ *
+ *  gLabels-qt is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  gLabels-qt 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with gLabels-qt.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef glabels_ColorSwatch_h
+#define glabels_ColorSwatch_h
+
+#include <QGraphicsView>
+#include <QGraphicsScene>
+#include <QGraphicsRectItem>
+#include <QColor>
+
+
+namespace glabels
+{
+
+	///
+	/// Simple Preview Widget
+	///
+	class ColorSwatch : public QGraphicsView
+	{
+
+		/////////////////////////////////
+		// Life Cycle
+		/////////////////////////////////
+	public:
+		ColorSwatch( int w, int h, QColor& color, QWidget *parent = 0 );
+
+
+		/////////////////////////////////
+		// Properties
+		/////////////////////////////////
+	public:
+		void setColor( QColor& color );
+
+
+		/////////////////////////////////
+		// Private Data
+		/////////////////////////////////
+	private:
+		int                mW;
+		int                mH;
+		QColor             mColor;
+
+		QGraphicsScene*    mScene;
+		QGraphicsRectItem* mSwatchItem;
+
+	};
+
+}
+
+#endif // glabels_ColorSwatch_h