Added page renderer class. Use renderer to overlay onto preview.

2015-08-21 14:47:38 -04:00
parent 3bb129b1d1
commit f7eaf8f6ce
9 changed files with 501 additions and 11 deletions
@@ -0,0 +1,101 @@
+/*  PageRenderer.h
+ *
+ *  Copyright (C) 2013  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_PageRenderer_h
+#define glabels_PageRenderer_h
+
+
+#include "libglabels/Point.h"
+
+#include <QVector>
+#include <QRect>
+
+
+class QPainter; // Forward reference
+
+
+namespace glabels
+{
+	class LabelModel; // Forward reference
+	class MergeRecord; // Forward reference
+
+
+	///
+	///  PageRenderer Widget
+	///
+	class PageRenderer
+	{
+		/////////////////////////////////
+		// Life Cycle
+		/////////////////////////////////
+	public:
+		PageRenderer();
+
+
+		/////////////////////////////////
+		// Public Methods
+		/////////////////////////////////
+	public:
+		void setModel( const LabelModel* model );
+		void setNLabels( int nLabels );
+		void setStartLabel( int startLabel );
+		void setPrintOutlines( bool printOutlinesFlag );
+		void setPrintCropMarks( bool printCropMarksFlag );
+		void setPrintReverse( bool printReverseFlag );
+		void setIPage( int iPage );
+		int nPages() const;
+		QRectF pageRect() const;
+		void printPage( QPainter* painter ) const;
+
+
+		/////////////////////////////////
+		// Internal Methods
+		/////////////////////////////////
+	private:
+		void updateNPages();
+		void printSimplePage( QPainter* painter, int iPage ) const;
+		void printMergePage( QPainter* painter, int iPage ) const;
+		void printCropMarks( QPainter* painter ) const;
+		void printOutline( QPainter* painter ) const;
+		void clipLabel( QPainter* painter ) const;
+		void printLabel( QPainter* painter, MergeRecord* record ) const;
+
+
+		/////////////////////////////////
+		// Private Data
+		/////////////////////////////////
+	private:
+		const LabelModel* mModel;
+		int               mNLabels;
+		int               mStartLabel;
+		bool              mPrintOutlines;
+		bool              mPrintCropMarks;
+		bool              mPrintReverse;
+		int               mIPage;
+
+		int               mNPages;
+		int               mNLabelsPerPage;
+
+		QVector<libglabels::Point> mOrigins;
+	};
+
+}
+
+#endif // glabels_PageRenderer_h