new branch muse2, first checkin

1 files changed, 108 insertions, 0 deletions

diff --git a/muse2/muse/widgets/view.h b/muse2/muse/widgets/view.h
new file mode 100644
index 00000000..5eaf761f
--- /dev/null
+++ b/muse2/muse/widgets/view.h
@@ -0,0 +1,108 @@
+//=========================================================
+//  MusE
+//  Linux Music Editor
+//    $Id: view.h,v 1.2.2.1 2008/01/26 07:23:21 terminator356 Exp $
+//  (C) Copyright 1999 Werner Schweer (ws@seh.de)
+//=========================================================
+
+#ifndef __VIEW_H__
+#define __VIEW_H__
+
+#include <qwidget.h>
+#include <qpixmap.h>
+#include <qmatrix.h>
+#include <qpainter.h>
+#include <qbrush.h>
+//Added by qt3to4:
+#include <QResizeEvent>
+#include <QDropEvent>
+#include <QMouseEvent>
+#include <QKeyEvent>
+#include <QPaintEvent>
+
+//---------------------------------------------------------
+//   View
+//    horizontal View with double buffering
+//---------------------------------------------------------
+
+class View : public QWidget {
+      QPixmap pm;             // for double buffering
+      bool pmValid;
+      QPixmap bgPixmap;       // background Pixmap
+      QBrush brush;
+      bool _virt;
+      Q_OBJECT
+
+   protected:
+      int xorg;
+      int yorg;
+      int xpos, ypos;
+      int xmag, ymag;
+
+      virtual void keyPressEvent(QKeyEvent* event);
+      virtual void mousePressEvent(QMouseEvent* event);
+      virtual void mouseDoubleClickEvent(QMouseEvent* event);
+      virtual void mouseMoveEvent(QMouseEvent* event);
+      virtual void mouseReleaseEvent(QMouseEvent* event);
+      virtual void dropEvent(QDropEvent* event);
+
+      virtual void draw(QPainter&, const QRect&) {}
+      virtual void drawOverlay(QPainter&) {}
+      virtual QRect overlayRect() const { return QRect(0, 0, 0, 0); }
+
+      virtual void pdraw(QPainter&, const QRect&);
+
+      virtual void paintEvent(QPaintEvent* ev);
+      void redraw(const QRect&);
+
+      void paint(const QRect& r);
+
+      virtual void resizeEvent(QResizeEvent*);
+      virtual void viewKeyPressEvent(QKeyEvent*);
+      virtual void viewMousePressEvent(QMouseEvent*) {}
+      virtual void viewMouseDoubleClickEvent(QMouseEvent*) {}
+      virtual void viewMouseMoveEvent(QMouseEvent*) {}
+      virtual void viewMouseReleaseEvent(QMouseEvent*) {}
+      virtual void viewDropEvent(QDropEvent*) {}
+
+      QRect map(const QRect&) const;
+      QPoint map(const QPoint&) const;
+      QRect mapDev(const QRect&) const;
+      QPoint mapDev(const QPoint&) const;
+
+      int mapx(int x) const;
+      int mapy(int y) const;
+      int mapyDev(int y) const;
+      int mapxDev(int x) const;
+      int rmapy(int y) const;
+      int rmapyDev(int y) const;
+
+      void setPainter(QPainter& p);
+
+   public slots:
+      void setXPos(int);
+      void setYPos(int);
+      void setXMag(int xs);
+      void setYMag(int ys);
+      void redraw();
+
+   public:
+      View(QWidget*, int, int, const char* name = 0);
+      void setBg(const QPixmap& pm);
+      void setBg(const QColor& color) { brush.setColor(color); redraw(); }
+      void setXOffset(int v)   { setXPos(mapx(v)); }
+      int xOffset() const      { return mapxDev(xpos)-xorg; }
+      int xOffsetDev() const   { return xpos-rmapx(xorg); }
+      
+      int yOffset() const      { return mapyDev(ypos)-yorg; }
+      int getXScale() const    { return xmag; }
+      int getYScale() const    { return ymag; }
+      void setOrigin(int x, int y);
+      void setVirt(bool flag)  { _virt = flag; }
+      bool virt() const        { return _virt; }
+      int rmapxDev(int x) const;
+      int rmapx(int x) const;
+      };
+
+#endif
+