Switched to Ipe's own PageSelector instead of the internal PageDialog (requires Ipe 7.0.13)
// --------------------------------------------------------------------
// CanvasView
// --------------------------------------------------------------------
/*
This file is based on ipeview, part of the extensible drawing editor Ipe.
Copyright (C) 1993-2009 Otfried Cheong
Copyright (C) 2010 Dmitriy Morozov
Ipe 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 3 of the License, or
(at your option) any later version.
As a special exception, you have permission to link Ipe with the
CGAL library and distribute executables, as long as you follow the
requirements of the Gnu General Public License in regard to all of
the software in the executable aside from CGAL.
Ipe is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
License for more details.
You should have received a copy of the GNU General Public License
along with Ipe; if not, you can find it at
"http://www.gnu.org/copyleft/gpl.html", or write to the Free
Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "canvasview.h"
#include "ipetool.h"
using namespace ipe;
using namespace ipeqt;
// --------------------------------------------------------------------
IpeAction::IpeAction(int cmd, const QString &text, const char *shortcut,
QObject *parent):
QAction(text, parent)
{
iCommand = cmd;
connect(this, SIGNAL(triggered()), SLOT(forwardTrigger()));
connect(this, SIGNAL(triggered(int)), parent, SLOT(cmd(int)));
if (shortcut)
setShortcut(QKeySequence(shortcut));
}
void IpeAction::forwardTrigger()
{
emit triggered(iCommand);
}
// --------------------------------------------------------------------
CanvasView::CanvasView(Qt::WFlags f):
QMainWindow(0, f)
{
iDoc = 0;
iCanvas = new Canvas(this);
setCentralWidget(iCanvas);
Canvas::Style style = iCanvas->canvasStyle();
style.pretty = true;
style.paperClip = true;
iCanvas->setCanvasStyle(style);
iSnap.iSnap = 0; // Snap::ESnapGrid;
iSnap.iGridVisible = false;
iSnap.iGridSize = 8;
iSnap.iAngleSize = M_PI / 6.0;
iSnap.iSnapDistance = 10;
iSnap.iWithAxes = false;
iSnap.iOrigin = Vector::ZERO;
iSnap.iDir = 0;
iCanvas->setSnap(iSnap);
// iCanvas->setFifiVisible(true);
}
bool CanvasView::load(Document* doc, int iPageNo, int iViewNo)
{
iDoc = doc;
// iDoc->page(iPageNo)->setSelect(0, EPrimarySelected);
iCanvas->setFontPool(iDoc->fontPool());
iCanvas->setPage(iDoc->page(iPageNo), iPageNo, iViewNo, iDoc->cascade());
iCanvas->setPan(Vector(300, 400));
iCanvas->update();
return true;
}
void CanvasView::fitBox(const Rect &box)
{
if (box.isEmpty())
return;
ipeDebug("canvas: %d x %d", iCanvas->width(), iCanvas->height());
double xfactor = box.width() > 0.0 ? (iCanvas->width() / box.width()) : 20.0;
double yfactor = box.height() > 0.0 ? (iCanvas->height() / box.height()) : 20.0;
double zoom = (xfactor > yfactor) ? yfactor : xfactor;
iCanvas->setPan(0.5 * (box.bottomLeft() + box.topRight()));
iCanvas->setZoom(zoom);
iCanvas->update();
}
void CanvasView::setView(int pageNo, int viewNo)
{
iCanvas->setPage(iDoc->page(pageNo), pageNo, viewNo, iDoc->cascade());
iCanvas->update();
}
void CanvasView::resizeEvent (QResizeEvent *event)
{
fitBox(iDoc->cascade()->findLayout()->paper());
}
// --------------------------------------------------------------------