1 /***************************************************************************
2 * Copyright (C) 2010 by Till Theato (root@ttill.de) *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
18 ***************************************************************************/
21 #include "geometrywidget.h"
24 #include "monitorscene.h"
26 #include <QGraphicsView>
27 #include <QGraphicsRectItem>
29 GeometryWidget::GeometryWidget(Monitor* monitor, int clipPos, QWidget* parent ):
39 m_scene = monitor->getEffectScene();
40 connect(m_scene, SIGNAL(actionFinished()), this, SLOT(slotUpdateGeometry()));
41 connect(m_scene, SIGNAL(actionFinished()), this, SLOT(slotUpdateProperties()));
43 connect(m_monitor->render, SIGNAL(rendererPosition(int)), this, SLOT(slotCheckPosition(int)));
45 connect(m_ui.spinX, SIGNAL(valueChanged(int)), this, SLOT(slotSetX(int)));
46 connect(m_ui.spinY, SIGNAL(valueChanged(int)), this, SLOT(slotSetY(int)));
47 connect(m_ui.spinWidth, SIGNAL(valueChanged(int)), this, SLOT(slotSetWidth(int)));
48 connect(m_ui.spinHeight, SIGNAL(valueChanged(int)), this, SLOT(slotSetHeight(int)));
51 GeometryWidget::~GeometryWidget()
53 m_monitor->slotEffectScene(false);
54 m_scene->disconnect(this);
59 QString GeometryWidget::getValue() const
61 return m_geometry->serialise();
64 void GeometryWidget::setupParam(const QDomElement elem, int minframe, int maxframe)
67 m_outPoint = maxframe;
68 QString value = elem.attribute("value");
70 char *tmp = (char *) qstrdup(value.toUtf8().data());
72 m_geometry->parse(tmp, maxframe - minframe, m_monitor->render->renderWidth(), m_monitor->render->renderHeight());
74 m_geometry = new Mlt::Geometry(tmp, maxframe - minframe, m_monitor->render->renderWidth(), m_monitor->render->renderHeight());
77 Mlt::GeometryItem item;
79 m_geometry->fetch(&item, 0);
81 m_rect = new QGraphicsRectItem(QRectF(0, 0, item.w(), item.h()));
82 m_rect->setPos(item.x(), item.y());
84 m_rect->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
86 QPen framepen(Qt::DotLine);
87 framepen.setColor(Qt::yellow);
88 m_rect->setPen(framepen);
89 m_rect->setBrush(Qt::transparent);
90 m_scene->addItem(m_rect);
92 slotUpdateProperties();
93 slotCheckPosition(m_monitor->render->seekFramePosition());
96 void GeometryWidget::slotCheckPosition(int renderPos)
98 if (renderPos >= m_clipPos && renderPos <= m_clipPos + m_outPoint - m_inPoint) {
99 if (!m_scene->views().at(0)->isVisible())
100 m_monitor->slotEffectScene(true);
102 m_monitor->slotEffectScene(false);
105 void GeometryWidget::slotUpdateGeometry()
107 Mlt::GeometryItem item;
108 m_geometry->next_key(&item, 0);
110 QRectF rectSize = m_rect->rect().normalized();
111 QPointF rectPos = m_rect->pos();
114 item.w(rectSize.width());
115 item.h(rectSize.height());
116 m_geometry->insert(item);
117 emit parameterChanged();
120 void GeometryWidget::slotUpdateProperties()
122 QRectF rectSize = m_rect->rect().normalized();
123 QPointF rectPos = m_rect->pos();
125 m_ui.spinX->blockSignals(true);
126 m_ui.spinY->blockSignals(true);
127 m_ui.spinWidth->blockSignals(true);
128 m_ui.spinHeight->blockSignals(true);
130 m_ui.spinX->setValue(rectPos.x());
131 m_ui.spinY->setValue(rectPos.y());
132 m_ui.spinWidth->setValue(rectSize.width());
133 m_ui.spinHeight->setValue(rectSize.height());
135 m_ui.spinX->blockSignals(false);
136 m_ui.spinY->blockSignals(false);
137 m_ui.spinWidth->blockSignals(false);
138 m_ui.spinHeight->blockSignals(false);
141 void GeometryWidget::slotSetX(int value)
143 m_rect->setPos(value, m_ui.spinY->value());
144 slotUpdateGeometry();
147 void GeometryWidget::slotSetY(int value)
149 m_rect->setPos(m_ui.spinX->value(), value);
150 slotUpdateGeometry();
153 void GeometryWidget::slotSetWidth(int value)
155 m_rect->setRect(0, 0, value, m_ui.spinHeight->value());
156 slotUpdateGeometry();
159 void GeometryWidget::slotSetHeight(int value)
161 m_rect->setRect(0, 0, m_ui.spinWidth->value(), value);
162 slotUpdateGeometry();
165 #include "geometrywidget.moc"