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+
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
+
+/*
+ Rosegarden
+ A MIDI and audio sequencer and musical notation editor.
+
+ This program is Copyright 2000-2008
+ Guillaume Laurent <[email protected]>,
+ Chris Cannam <[email protected]>,
+ Richard Bown <[email protected]>
+
+ The moral rights of Guillaume Laurent, Chris Cannam, and Richard
+ Bown to claim authorship of this work have been asserted.
+
+ Other copyrights also apply to some parts of this work. Please
+ see the AUTHORS file and individual file headers for details.
+
+ This program 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 2 of the
+ License, or (at your option) any later version. See the file
+ COPYING included with this distribution for more information.
+*/
+
+#ifndef _RG_NOTEPIXMAPPAINTER_H_
+#define _RG_NOTEPIXMAPPAINTER_H_
+
+#include <qpainter.h>
+
+namespace Rosegarden {
+
+class NotePixmapPainter
+{
+ // Just a trivial class that instructs two painters to do the
+ // same thing (one for the pixmap, one for the mask). We only
+ // duplicate those methods we actually use in NotePixmapFactory
+
+public:
+ NotePixmapPainter() :
+ m_painter(&m_myPainter) { }
+
+ void beginExternal(QPainter *painter) {
+
+ m_externalPainter = painter;
+ m_useMask = false;
+
+ painter->setPen(QPen(Qt::black, 1, Qt::SolidLine,
+ Qt::RoundCap, Qt::RoundJoin));
+
+ if (m_externalPainter) {
+ m_painter = m_externalPainter;
+ } else {
+ m_painter = &m_myPainter;
+ }
+ }
+
+ bool begin(QPaintDevice *device, QPaintDevice *mask = 0, bool unclipped = false) {
+
+ m_externalPainter = 0;
+
+ if (mask) {
+ m_useMask = true;
+ m_maskPainter.begin(mask, unclipped);
+ } else {
+ m_useMask = false;
+ }
+
+ m_painter = &m_myPainter;
+ return m_painter->begin(device, unclipped);
+ }
+
+ bool end() {
+ if (m_useMask) m_maskPainter.end();
+ return m_painter->end();
+ }
+
+ QPainter &painter() {
+ return *m_painter;
+ }
+
+ QPainter &maskPainter() {
+ return m_maskPainter;
+ }
+
+ void drawPoint(int x, int y) {
+ m_painter->drawPoint(x, y);
+ if (m_useMask) m_maskPainter.drawPoint(x, y);
+ }
+
+ void drawLine(int x1, int y1, int x2, int y2) {
+ m_painter->drawLine(x1, y1, x2, y2);
+ if (m_useMask) m_maskPainter.drawLine(x1, y1, x2, y2);
+ }
+
+ void drawRect(int x, int y, int w, int h) {
+ m_painter->drawRect(x, y, w, h);
+ if (m_useMask) m_maskPainter.drawRect(x, y, w, h);
+ }
+
+ void drawArc(int x, int y, int w, int h, int a, int alen) {
+ m_painter->drawArc(x, y, w, h, a, alen);
+ if (m_useMask) m_maskPainter.drawArc(x, y, w, h, a, alen);
+ }
+
+ void drawPolygon(const QPointArray &a, bool winding = false,
+ int index = 0, int n = -1) {
+ m_painter->drawPolygon(a, winding, index, n);
+ if (m_useMask) m_maskPainter.drawPolygon(a, winding, index, n);
+ }
+
+ void drawPolyline(const QPointArray &a, int index = 0, int n = -1) {
+ m_painter->drawPolyline(a, index, n);
+ if (m_useMask) m_maskPainter.drawPolyline(a, index, n);
+ }
+
+ void drawPixmap(int x, int y, const QPixmap &pm,
+ int sx = 0, int sy = 0, int sw = -1, int sh = -1) {
+ m_painter->drawPixmap(x, y, pm, sx, sy, sw, sh);
+ if (m_useMask) m_maskPainter.drawPixmap(x, y, *(pm.mask()), sx, sy, sw, sh);
+ }
+
+ void drawText(int x, int y, const QString &string) {
+ m_painter->drawText(x, y, string);
+ if (m_useMask) m_maskPainter.drawText(x, y, string);
+ }
+
+ void drawNoteCharacter(int x, int y, const NoteCharacter &character) {
+ character.draw(m_painter, x, y);
+ if (m_useMask) character.drawMask(&m_maskPainter, x, y);
+ }
+
+ void drawEllipse(int x, int y, int w, int h) {
+ m_painter->drawEllipse(x, y, w, h);
+ if (m_useMask) m_maskPainter.drawEllipse(x, y, w, h);
+ }
+
+private:
+ bool m_useMask;
+ QPainter m_myPainter;
+ QPainter m_maskPainter;
+ QPainter *m_externalPainter;
+ QPainter *m_painter;
+};
+
+}
+
+#endif