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-rw-r--r--kgeography/src/mapwidget.h69
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diff --git a/kgeography/src/mapwidget.h b/kgeography/src/mapwidget.h
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+/***************************************************************************
+ * Copyright (C) 2004-2005 by Albert Astals Cid *
+ * tsdgeos@terra.es *
+ * *
+ * 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. *
+ ***************************************************************************/
+
+#ifndef MAPWIDGET_H
+#define MAPWIDGET_H
+
+#include <qimage.h>
+#include <qpoint.h>
+#include <qwidget.h>
+
+class mapWidget : public QWidget
+{
+Q_OBJECT
+ public:
+ mapWidget(QWidget *parent);
+
+ void init(const QString &path, int scrollBarWidth, int scrollBarHeight);
+
+ void setMapMove(bool b);
+ void setMapZoom(bool b);
+
+ QSize sizeHint() const;
+ QSize mapSize() const;
+
+ public slots:
+ void updateHPosition(int value);
+ void updateVPosition(int value);
+ void setOriginalImage();
+
+ signals:
+ void setMoveActionChecked(bool b);
+ void setZoomActionChecked(bool b);
+ void setMoveActionEnabled(bool b);
+ void clicked(QRgb, const QPoint&);
+ void updatePosition(int X, int Y);
+ void updateVisibleSize(int w, int h);
+ void updateMaximumSize(int w, int h);
+
+ protected:
+ void mousePressEvent(QMouseEvent *e);
+ void mouseMoveEvent(QMouseEvent *e);
+ void mouseReleaseEvent(QMouseEvent *e);
+ void resizeEvent(QResizeEvent *e);
+
+ private:
+ void emitMoveActionEnabled();
+ QImage *getCurrentImage();
+ void updateShownImage();
+
+ QImage p_originalImage, p_zoomedImageShown;
+ bool p_zooming, p_wantZoom, p_moving, p_wantMove;
+ QPoint p_initial, p_prev; // rubberbanding and moving
+ int p_zoomX, p_zoomY, p_zoomW, p_zoomH;
+ double p_lastFactorX, p_lastFactorY;
+ // useful to not do that many updateShownImage
+ QSize p_oldSize;
+ int p_oldZoomX, p_oldZoomY, p_oldZoomW, p_oldZoomH;
+ int p_scrollBarWidth, p_scrollBarHeight;
+ bool p_scrollBarsVisible;
+};
+
+#endif