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//////////////////////////////////////////////////////////////////////////
//
// pgAdmin III - PostgreSQL Tools
//
// Copyright (C) 2002 - 2014, The pgAdmin Development Team
// This software is released under the PostgreSQL Licence
//
// ddSouthTableSizeHandle.cpp - Allow to change table size by using drag and drop from south side of table rectangle
//
//////////////////////////////////////////////////////////////////////////
#include "pgAdmin3.h"
// wxWindows headers
#include <wx/wx.h>
// App headers
#include "dd/dditems/handles/ddSouthTableSizeHandle.h"
#include "dd/dditems/figures/ddTableFigure.h"
#include "hotdraw/utilities/hdGeometry.h"
#include "hotdraw/figures/defaultAttributes/hdFontAttribute.h"
#include "hotdraw/main/hdDrawingView.h"
ddSouthTableSizeHandle::ddSouthTableSizeHandle(ddTableFigure *owner, hdILocator *locator):
hdLocatorHandle(owner, locator)
{
}
hdRect &ddSouthTableSizeHandle::getDisplayBox(int posIdx)
{
hdPoint p = locate(posIdx);
ddTableFigure *table = (ddTableFigure *) getOwner();
displayBox.width = table->getFullSpace().width * 0.5; //as defined at locator
displayBox.height = 3;
displayBox.SetPosition(p);
return displayBox;
}
wxCursor ddSouthTableSizeHandle::createCursor()
{
return wxCursor(wxCURSOR_SIZENS);
}
void ddSouthTableSizeHandle::draw(wxBufferedDC &context, hdDrawingView *view)
{
}
ddSouthTableSizeHandle::~ddSouthTableSizeHandle()
{
}
void ddSouthTableSizeHandle::invokeStart(hdMouseEvent &event, hdDrawingView *view)
{
anchorY = event.GetPosition().y;
}
void ddSouthTableSizeHandle::invokeStep(hdMouseEvent &event, hdDrawingView *view)
{
int y = event.GetPosition().y;
ddTableFigure *table = (ddTableFigure *) getOwner();
wxFont font = *hdFontAttribute::defaultFont;
int colOffset = table->getColDefaultHeight(font);
int divBy = (table->getTotalColumns() - table->getColumnsWindow());
if(divBy <= 0)
divBy = table->getColumnsWindow();
hdGeometry g;
if ( g.ddabs(anchorY - y) > colOffset)
{
if((anchorY - y) > 0)
{
table->setColumnsWindow(view->getIdx(), table->getColumnsWindow() - 1);
}
else
{
table->setColumnsWindow(view->getIdx(), table->getColumnsWindow() + 1);
}
anchorY = y;
}
//hack to update relationship position when table size change
table->manuallyNotifyChange(view->getIdx());
view->notifyChanged();
}
void ddSouthTableSizeHandle::invokeEnd(hdMouseEvent &event, hdDrawingView *view)
{
//hack to update relationship position when table size change
ddTableFigure *table = (ddTableFigure *) getOwner();
table->manuallyNotifyChange(view->getIdx());
view->notifyChanged();
}
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