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//////////////////////////////////////////////////////////////////////////
//
// pgAdmin III - PostgreSQL Tools
//
// Copyright (C) 2002 - 2013, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
// hdPolyLineHandle.cpp - Handle for manipulation of multiple flexibility points lines.
//
//////////////////////////////////////////////////////////////////////////
#include "pgAdmin3.h"
// wxWindows headers
#include <wx/wx.h>
#include <wx/dcbuffer.h>
// App headers
#include "hotdraw/handles/hdPolyLineHandle.h"
#include "hotdraw/figures/hdPolyLineFigure.h"
#include "hotdraw/locators/hdPolyLineLocator.h"
#include "hotdraw/main/hdDrawingView.h"
hdPolyLineHandle::hdPolyLineHandle(hdPolyLineFigure *figure, hdILocator *loc, int index):
hdLocatorHandle((hdIFigure *)figure, loc)
{
indx = index;
}
hdPolyLineHandle::~hdPolyLineHandle()
{
}
void hdPolyLineHandle::draw(wxBufferedDC &context, hdDrawingView *view)
{
//A Handle at polyline figure without a respetive flexibility point at line
//Hack to allow handles of polylines reuse between different versions of same line.
if(getOwner() && indx < (((hdPolyLineFigure *) getOwner())->countPointsAt(view->getIdx()) - 1) ) //indx 0 is first, count first is 1
{
hdRect copy = getDisplayBox(view->getIdx());
view->CalcScrolledPosition(copy.x, copy.y, ©.x, ©.y);
/* Uncomment this for testing purposes of handles in a polyline figure
wxString pos = wxString::Format(_("%d"),indx);
double middle2 = copy.width / 2;
context.DrawText(pos,copy.x + middle2+3, copy.y + middle2);
*/
double middle = copy.width / 2;
context.DrawCircle(
wxPoint(copy.x + middle, copy.y + middle),
wxCoord(middle)
);
}
}
void hdPolyLineHandle::invokeStep(hdMouseEvent &event, hdDrawingView *view)
{
int x = event.GetPosition().x, y = event.GetPosition().y;
((hdPolyLineFigure *) getOwner())->setPointAt(view->getIdx(), indx, x, y);
view->notifyChanged();
}
void hdPolyLineHandle::invokeStart(hdMouseEvent &event, hdDrawingView *view)
{
if(event.RightDown())
{
((hdPolyLineFigure *) getOwner())->removePointAt(view->getIdx(), indx);
view->notifyChanged();
}
}
wxCursor hdPolyLineHandle::createCursor()
{
return wxCursor(wxCURSOR_CROSS);
}
int hdPolyLineHandle::getIndex()
{
return indx;
}
void hdPolyLineHandle::setIndex(int index)
{
indx = index;
hdPolyLineLocator *l = (hdPolyLineLocator *) locator();
l->setIndex(index);
}
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