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160 lines
4.5 KiB
160 lines
4.5 KiB
/*
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* This file is part of Chalk
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*
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* Copyright (c) 2006 Cyrille Berger <cberger@cberger.net>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "kis_perspective_grid_manager.h"
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#include <tdeaction.h>
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#include <tdelocale.h>
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#include <tdemessagebox.h>
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#include "kis_image.h"
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#include "kis_grid_drawer.h"
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#include "kis_perspective_grid.h"
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#include "kis_view.h"
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KisPerspectiveGridManager::KisPerspectiveGridManager(KisView * parent)
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: TQObject()
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, m_toggleEdition(false)
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, m_view(parent)
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{
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}
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KisPerspectiveGridManager::~KisPerspectiveGridManager()
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{
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}
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void KisPerspectiveGridManager::updateGUI()
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{
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KisImageSP image = m_view->canvasSubject()->currentImg();
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if (image ) {
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KisPerspectiveGrid* pGrid = image->perspectiveGrid();
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m_toggleGrid->setEnabled( pGrid->hasSubGrids());
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}
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}
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void KisPerspectiveGridManager::setup(TDEActionCollection * collection)
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{
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kdDebug() << "KisPerspectiveGridManager::setup(TDEActionCollection * collection)" << endl;
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m_toggleGrid = new TDEToggleAction(i18n("Show Perspective Grid"), "", this, TQT_SLOT(toggleGrid()), collection, "view_toggle_perspective_grid");
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m_toggleGrid->setCheckedState(KGuiItem(i18n("Hide Perspective Grid")));
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m_toggleGrid->setChecked(false);
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m_gridClear = new TDEAction(i18n("Clear Perspective Grid"), 0, "", this, TQT_SLOT(clearPerspectiveGrid()), collection, "view_clear_perspective_grid");
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}
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void KisPerspectiveGridManager::setGridVisible(bool t)
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{
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KisImageSP image = m_view->canvasSubject()->currentImg();
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if (t && image ) {
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KisPerspectiveGrid* pGrid = image->perspectiveGrid();
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if( pGrid->hasSubGrids())
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{
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m_toggleGrid->setChecked(true);
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}
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} else {
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m_toggleGrid->setChecked(false);
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}
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m_view->refreshKisCanvas();
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}
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void KisPerspectiveGridManager::toggleGrid()
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{
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KisImageSP image = m_view->canvasSubject()->currentImg();
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if (image && m_toggleGrid->isChecked()) {
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KisPerspectiveGrid* pGrid = image->perspectiveGrid();
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if(!pGrid->hasSubGrids())
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{
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KMessageBox::error(0, i18n("Before displaying the perspective grid, you need to initialize it with the perspective grid tool"), i18n("No Perspective Grid to Display") );
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m_toggleGrid->setChecked(false);
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}
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}
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m_view->updateCanvas();
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}
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void KisPerspectiveGridManager::clearPerspectiveGrid()
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{
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KisImageSP image = m_view->canvasSubject()->currentImg();
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if (image ) {
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image->perspectiveGrid()->clearSubGrids();
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m_view->updateCanvas();
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m_toggleGrid->setChecked(false);
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m_toggleGrid->setEnabled(false);
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}
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}
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void KisPerspectiveGridManager::startEdition()
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{
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m_toggleEdition = true;
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m_toggleGrid->setEnabled( false );
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if( m_toggleGrid->isChecked() )
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m_view->updateCanvas();
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}
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void KisPerspectiveGridManager::stopEdition()
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{
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m_toggleEdition = false;
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m_toggleGrid->setEnabled( true );
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if( m_toggleGrid->isChecked() )
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m_view->updateCanvas();
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}
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void KisPerspectiveGridManager::drawGrid(TQRect wr, TQPainter *p, bool openGL )
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{
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KisImageSP image = m_view->canvasSubject()->currentImg();
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if (image && m_toggleGrid->isChecked() && !m_toggleEdition) {
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KisPerspectiveGrid* pGrid = image->perspectiveGrid();
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GridDrawer *gridDrawer = 0;
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if (openGL) {
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gridDrawer = new OpenGLGridDrawer();
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} else {
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Q_ASSERT(p);
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if (p) {
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gridDrawer = new TQPainterGridDrawer(p);
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}
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}
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Q_ASSERT(gridDrawer != 0);
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for( TQValueList<KisSubPerspectiveGrid*>::const_iterator it = pGrid->begin(); it != pGrid->end(); ++it)
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{
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gridDrawer->drawPerspectiveGrid(image, wr, *it );
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}
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delete gridDrawer;
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}
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}
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#include "kis_perspective_grid_manager.moc"
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