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"
27 #include <QGraphicsView>
28 #include <QGraphicsRectItem>
30 GeometryWidget::GeometryWidget(Monitor* monitor, int clipPos, QWidget* parent ):
40 m_scene = monitor->getEffectScene();
41 connect(m_scene, SIGNAL(actionFinished()), this, SLOT(slotUpdateGeometry()));
42 connect(m_scene, SIGNAL(actionFinished()), this, SLOT(slotUpdateProperties()));
44 connect(m_monitor->render, SIGNAL(rendererPosition(int)), this, SLOT(slotCheckPosition(int)));
46 connect(m_ui.spinX, SIGNAL(valueChanged(int)), this, SLOT(slotSetX(int)));
47 connect(m_ui.spinY, SIGNAL(valueChanged(int)), this, SLOT(slotSetY(int)));
48 connect(m_ui.spinWidth, SIGNAL(valueChanged(int)), this, SLOT(slotSetWidth(int)));
49 connect(m_ui.spinHeight, SIGNAL(valueChanged(int)), this, SLOT(slotSetHeight(int)));
52 GeometryWidget::~GeometryWidget()
55 m_monitor->slotEffectScene(false);
60 QString GeometryWidget::getValue() const
62 return m_geometry->serialise();
65 void GeometryWidget::setupParam(const QDomElement elem, int minframe, int maxframe)
68 m_outPoint = maxframe;
69 QString value = elem.attribute("value");
71 char *tmp = (char *) qstrdup(value.toUtf8().data());
73 m_geometry->parse(tmp, maxframe - minframe, m_monitor->render->renderWidth(), m_monitor->render->renderHeight());
75 m_geometry = new Mlt::Geometry(tmp, maxframe - minframe, m_monitor->render->renderWidth(), m_monitor->render->renderHeight());
78 Mlt::GeometryItem item;
80 m_geometry->fetch(&item, 0);
82 m_rect = new QGraphicsRectItem(QRectF(0, 0, item.w(), item.h()));
83 m_rect->setPos(item.x(), item.y());
85 m_rect->setFlags(QGraphicsItem::ItemIsMovable | QGraphicsItem::ItemIsSelectable);
87 QPen framepen(Qt::DotLine);
88 framepen.setColor(Qt::yellow);
89 m_rect->setPen(framepen);
90 m_rect->setBrush(Qt::transparent);
91 m_scene->addItem(m_rect);
93 slotUpdateProperties();
94 slotCheckPosition(m_monitor->render->seekFramePosition());
97 void GeometryWidget::slotCheckPosition(int renderPos)
99 if (renderPos >= m_clipPos && renderPos <= m_clipPos + m_outPoint - m_inPoint) {
100 if (!m_scene->views().at(0)->isVisible())
101 m_monitor->slotEffectScene(true);
103 m_monitor->slotEffectScene(false);
106 void GeometryWidget::slotUpdateGeometry()
108 Mlt::GeometryItem item;
109 m_geometry->next_key(&item, 0);
111 QRectF rectSize = m_rect->rect().normalized();
112 QPointF rectPos = m_rect->pos();
115 item.w(rectSize.width());
116 item.h(rectSize.height());
117 m_geometry->insert(item);
118 emit parameterChanged();
121 void GeometryWidget::slotUpdateProperties()
123 QRectF rectSize = m_rect->rect().normalized();
124 QPointF rectPos = m_rect->pos();
126 m_ui.spinX->blockSignals(true);
127 m_ui.spinY->blockSignals(true);
128 m_ui.spinWidth->blockSignals(true);
129 m_ui.spinHeight->blockSignals(true);
131 m_ui.spinX->setValue(rectPos.x());
132 m_ui.spinY->setValue(rectPos.y());
133 m_ui.spinWidth->setValue(rectSize.width());
134 m_ui.spinHeight->setValue(rectSize.height());
136 m_ui.spinX->blockSignals(false);
137 m_ui.spinY->blockSignals(false);
138 m_ui.spinWidth->blockSignals(false);
139 m_ui.spinHeight->blockSignals(false);
142 void GeometryWidget::slotSetX(int value)
144 m_rect->setPos(value, m_ui.spinY->value());
145 slotUpdateGeometry();
148 void GeometryWidget::slotSetY(int value)
150 m_rect->setPos(m_ui.spinX->value(), value);
151 slotUpdateGeometry();
154 void GeometryWidget::slotSetWidth(int value)
156 m_rect->setRect(0, 0, value, m_ui.spinHeight->value());
157 slotUpdateGeometry();
160 void GeometryWidget::slotSetHeight(int value)
162 m_rect->setRect(0, 0, m_ui.spinWidth->value(), value);
163 slotUpdateGeometry();
166 #include "geometrywidget.moc"