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Diffstat (limited to 'scribus/plugins/tools/pathcut/pathcut.cpp')
| -rw-r--r-- | scribus/plugins/tools/pathcut/pathcut.cpp | 174 |
1 files changed, 174 insertions, 0 deletions
diff --git a/scribus/plugins/tools/pathcut/pathcut.cpp b/scribus/plugins/tools/pathcut/pathcut.cpp new file mode 100644 index 0000000..f177436 --- /dev/null +++ b/scribus/plugins/tools/pathcut/pathcut.cpp @@ -0,0 +1,174 @@ +/* +For general Scribus (>=1.3.2) copyright and licensing information please refer +to the COPYING file provided with the program. Following this notice may exist +a copyright and/or license notice that predates the release of Scribus 1.3.2 +for which a new license (GPL+exception) is in place. +*/ +/*************************************************************************** +* Copyright (C) 2007 by Franz Schmid * +* franz.schmid@altmuehlnet.de * +* * +* This program 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 2 of the License, or * +* (at your option) any later version. * +* * +* This program 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 this program; if not, write to the * +* Free Software Foundation, Inc., * +* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * +****************************************************************************/ + +#include "pathcut.h" +#include "scribuscore.h" +#include "scribusstructs.h" +#include "util.h" +#include "util_icon.h" +#include <QPainterPathStroker> +#include <QMessageBox> + +int pathcut_getPluginAPIVersion() +{ + return PLUGIN_API_VERSION; +} + +ScPlugin* pathcut_getPlugin() +{ + PathCutPlugin* plug = new PathCutPlugin(); + Q_CHECK_PTR(plug); + return plug; +} + +void pathcut_freePlugin(ScPlugin* plugin) +{ + PathCutPlugin* plug = dynamic_cast<PathCutPlugin*>(plugin); + Q_ASSERT(plug); + delete plug; +} + +PathCutPlugin::PathCutPlugin() : ScActionPlugin() +{ + // Set action info in languageChange, so we only have to do + // it in one place. + languageChange(); +} + +PathCutPlugin::~PathCutPlugin() {}; + +void PathCutPlugin::languageChange() +{ + // Note that we leave the unused members unset. They'll be initialised + // with their default ctors during construction. + // Action name + m_actionInfo.name = "PathCutter"; + // Action text for menu, including accel + m_actionInfo.text = tr("Cut Polygon"); + // Menu + m_actionInfo.icon1 = loadIcon("transform-crop-and-resize.png"); + m_actionInfo.icon2 = loadIcon("transform-crop-and-resize.png"); + m_actionInfo.menu = "ItemPathOps"; + m_actionInfo.parentMenu = "Item"; + m_actionInfo.subMenuName = tr("Path Tools"); + m_actionInfo.enabledOnStartup = false; + m_actionInfo.notSuitableFor.append(PageItem::Line); + m_actionInfo.notSuitableFor.append(PageItem::TextFrame); + m_actionInfo.notSuitableFor.append(PageItem::ImageFrame); + m_actionInfo.notSuitableFor.append(PageItem::PathText); + m_actionInfo.notSuitableFor.append(PageItem::LatexFrame); + m_actionInfo.forAppMode.append(modeNormal); + m_actionInfo.needsNumObjects = 2; + m_actionInfo.firstObjectType.append(PageItem::PolyLine); + m_actionInfo.secondObjectType.append(PageItem::Polygon); +} + +const QString PathCutPlugin::fullTrName() const +{ + return QObject::tr("PathCutter"); +} + +const ScActionPlugin::AboutData* PathCutPlugin::getAboutData() const +{ + AboutData* about = new AboutData; + Q_CHECK_PTR(about); + about->authors = QString::fromUtf8("Franz Schmid <Franz.Schmid@altmuehlnet.de>"); + about->shortDescription = tr("Cuts a Polygon by a Polyline"); + about->description = tr("Cuts a Polygon by a Polyline"); + // about->version + // about->releaseDate + // about->copyright + about->license = "GPL"; + return about; +} + +void PathCutPlugin::deleteAboutData(const AboutData* about) const +{ + Q_ASSERT(about); + delete about; +} + +bool PathCutPlugin::run(ScribusDoc* doc, QString) +{ + QString vers = QString(qVersion()).left(5); + if (vers < "4.3.3") + { + QMessageBox::information(doc->scMW(), tr("Qt Version too old"), tr("This plugin requires at least version 4.3.3 of the Qt library")); + return true; + } + ScribusDoc* currDoc = doc; + if (currDoc == 0) + currDoc = ScCore->primaryMainWindow()->doc; + if (currDoc->m_Selection->count() > 1) + { + PageItem *Item1 = currDoc->m_Selection->itemAt(0); + PageItem *Item2 = currDoc->m_Selection->itemAt(1); + if (Item1->itemType() != PageItem::PolyLine) + { + Item1 = currDoc->m_Selection->itemAt(1); + Item2 = currDoc->m_Selection->itemAt(0); + } + FPointArray path = Item1->PoLine; + QPainterPathStroker stroke; + stroke.setWidth(Item1->lineWidth()); + QPainterPath cutter = stroke.createStroke(path.toQPainterPath(false)); + QMatrix ms; + ms.translate(Item1->xPos() - Item2->xPos(), Item1->yPos() - Item2->yPos()); + ms.rotate(Item1->rotation()); + cutter = ms.map(cutter); + path.map(ms); + FPoint start = path.point(0); + FPoint end = path.point(path.size()-2); + QMatrix mm; + mm.rotate(Item2->rotation()); + QPainterPath objekt = mm.map(Item2->PoLine.toQPainterPath(true)); + if ((objekt.contains(QPointF(start.x(), start.y()))) || (objekt.contains(QPointF(end.x(), end.y())))) + { + QMessageBox::information(doc->scMW(), tr("Error"), tr("The cutting line must cross the polygon and\nboth end points must lie outside of the polygon")); + return true; + } + QPainterPath result = objekt.subtracted(cutter); + FPointArray points; + points.fromQPainterPath(result); + Item2->PoLine = points; + Item2->Frame = false; + Item2->ClipEdited = true; + Item2->FrameType = 3; + currDoc->AdjustItemSize(Item2); + Item2->OldB2 = Item2->width(); + Item2->OldH2 = Item2->height(); + Item2->updateClip(); + Item2->ContourLine = Item2->PoLine.copy(); + currDoc->m_Selection->clear(); + currDoc->m_Selection->addItem(Item1); + currDoc->itemSelection_DeleteItem(); + currDoc->m_Selection->clear(); + currDoc->m_Selection->addItem(Item2); + currDoc->itemSelection_SplitItems(); + currDoc->changed(); + } + return true; +} |