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This commit is contained in:
feiyangqingyun
2021-10-08 10:52:05 +08:00
parent f6923b97a2
commit 200b7eeafb
171 changed files with 2894 additions and 1940 deletions
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19
qwtdemo/qwt/qwt_picker.h
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@@ -58,13 +58,16 @@ class QwtWidgetOverlay;
position.
\par Example
\verbatim #include <qwt_picker.h>
#include <qwt_picker_machine.h>
\code
#include <qwt_picker.h>
#include <qwt_picker_machine.h>
QwtPicker *picker = new QwtPicker(widget);
picker->setStateMachine(new QwtPickerDragRectMachine);
picker->setTrackerMode(QwtPicker::ActiveOnly);
picker->setRubberBand(QwtPicker::RectRubberBand); \endverbatim\n
QwtPicker *picker = new QwtPicker(widget);
picker->setStateMachine(new QwtPickerDragRectMachine);
picker->setTrackerMode(QwtPicker::ActiveOnly);
picker->setRubberBand(QwtPicker::RectRubberBand);
\endcode
\endpar
The state machine triggers the following commands:
@@ -307,8 +310,8 @@ protected:
virtual void widgetEnterEvent( QEvent * );
virtual void widgetLeaveEvent( QEvent * );
virtual void stretchSelection( const QSize &oldSize,
const QSize &newSize );
virtual void stretchSelection(
const QSize &oldSize, const QSize &newSize );
virtual void updateDisplay();