git.sesse.net Git - kdenlive/blob - src/monitoreditwidget.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2011 by Till Theato (root@ttill.de)                     *
   3  *   This file is part of Kdenlive (www.kdenlive.org).                     *
   4  *                                                                         *
   5  *   Kdenlive is free software: you can redistribute it and/or modify      *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation, either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   Kdenlive is distributed in the hope that it will be useful,           *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with Kdenlive.  If not, see <http://www.gnu.org/licenses/>.     *
  17  ***************************************************************************/
  18
  19
  20 #include "monitoreditwidget.h"
  21 #include "renderer.h"
  22 #include "monitorscene.h"
  23 #include "kdenlivesettings.h"
  24
  25 #include "onmonitoritems/onmonitorrectitem.h"
  26 #include "onmonitoritems/onmonitorpathitem.h"
  27
  28 #include <QGraphicsView>
  29 #include <QVBoxLayout>
  30 #include <QAction>
  31 #include <QToolButton>
  32 #include <QMouseEvent>
  33
  34 #include <KIcon>
  35
  36
  37 MonitorEditWidget::MonitorEditWidget(Render* renderer, QWidget* parent) :
  38         QWidget(parent)
  39 {
  40     setAutoFillBackground(true);
  41     setAttribute(Qt::WA_PaintOnScreen, false);
  42     setAttribute(Qt::WA_OpaquePaintEvent, false);
  43     setContentsMargins(0, 0, 0, 0);
  44     setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
  45     m_ui.setupUi(this);
  46     m_scene = new MonitorScene(renderer);
  47     m_view = new QGraphicsView(m_scene, m_ui.frameVideo);
  48     m_view->setFrameShape(QFrame::NoFrame);
  49     //m_view->setRenderHints(QFlags<QPainter::RenderHint>());
  50     m_view->scale(((double) renderer->renderWidth()) / renderer->frameRenderWidth(), 1.0);
  51     m_view->setMouseTracking(true);
  52     m_scene->setUp();
  53
  54     ((QVBoxLayout*)m_ui.frameVideo->layout())->addWidget(m_view);
  55
  56     m_customControlsLayout = new QVBoxLayout(m_ui.frameCustomControls);
  57     m_customControlsLayout->setContentsMargins(0, 4, 0, 4);
  58     m_customControlsLayout->setSpacing(0);
  59
  60     m_visibilityAction = new QAction(KIcon("video-display"), i18n("Show/Hide edit mode"), this);
  61     m_visibilityAction->setCheckable(true);
  62     m_visibilityAction->setChecked(KdenliveSettings::showOnMonitorScene());
  63     m_visibilityAction->setVisible(false);
  64
  65     m_ui.buttonDirectUpdate->setIcon(KIcon("transform-scale"));
  66     m_ui.buttonDirectUpdate->setToolTip(i18n("Update parameters while monitor scene changes"));
  67     m_ui.buttonDirectUpdate->setChecked(KdenliveSettings::monitorscene_directupdate());
  68
  69     m_ui.buttonZoomFit->setIcon(KIcon("zoom-fit-best"));
  70     m_ui.buttonZoomFit->setToolTip(i18n("Fit zoom to monitor size"));
  71     m_ui.buttonZoomOriginal->setIcon(KIcon("zoom-original"));
  72     m_ui.buttonZoomOriginal->setToolTip(i18n("Original size"));
  73
  74     connect(m_ui.sliderZoom, SIGNAL(valueChanged(int)), m_scene, SLOT(slotZoom(int)));
  75     connect(m_scene, SIGNAL(zoomChanged(int)), this, SLOT(slotZoom(int)));
  76     connect(m_ui.buttonZoomFit,      SIGNAL(clicked()), m_scene, SLOT(slotZoomFit()));
  77     connect(m_ui.buttonZoomOriginal, SIGNAL(clicked()), m_scene, SLOT(slotZoomOriginal()));
  78     m_scene->slotZoomFit();
  79
  80     connect(m_visibilityAction, SIGNAL(triggered(bool)), this, SIGNAL(showEdit(bool)));
  81     connect(m_ui.buttonDirectUpdate, SIGNAL(toggled(bool)), this, SLOT(slotSetDirectUpdate(bool)));
  82 }
  83
  84 MonitorEditWidget::~MonitorEditWidget()
  85 {
  86     KdenliveSettings::setShowOnMonitorScene(m_visibilityAction->isChecked());
  87     delete m_view;
  88     delete m_scene;
  89     delete m_visibilityAction;
  90 }
  91
  92 void MonitorEditWidget::slotZoom(int value)
  93 {
  94     m_ui.sliderZoom->blockSignals(true);
  95     m_ui.sliderZoom->setValue(value);
  96     m_ui.sliderZoom->blockSignals(false);
  97 }
  98
  99 void MonitorEditWidget::resetProfile(Render* renderer)
 100 {
 101     m_view->scale(((double) renderer->renderWidth()) / renderer->frameRenderWidth(), 1.0);
 102     m_scene->resetProfile();
 103 }
 104
 105 MonitorScene* MonitorEditWidget::getScene() const
 106 {
 107     return m_scene;
 108 }
 109
 110 QAction* MonitorEditWidget::getVisibilityAction()
 111 {
 112     return m_visibilityAction;
 113 }
 114
 115 void MonitorEditWidget::showVisibilityButton(bool show)
 116 {
 117     m_visibilityAction->setVisible(show);
 118 }
 119
 120 void MonitorEditWidget::addCustomControl(QWidget* widget)
 121 {
 122     m_customControlsLayout->addWidget(widget);
 123 }
 124
 125 void MonitorEditWidget::addCustomButton(const QIcon& icon, const QString& text, const QObject* receiver, const char* member, bool checkable, bool checked)
 126 {
 127     QToolButton *button = new QToolButton(m_ui.frameCustomControls);
 128     button->setIcon(icon);
 129     button->setToolTip(text);
 130     button->setCheckable(checkable);
 131     button->setChecked(checked);
 132     button->setAutoRaise(true);
 133     if (checkable)
 134         connect(button, SIGNAL(toggled(bool)), receiver, member);
 135     else
 136         connect(button, SIGNAL(clicked()), receiver, member);
 137     m_customControlsLayout->addWidget(button);
 138 }
 139
 140 void MonitorEditWidget::removeCustomControls()
 141 {
 142     QLayoutItem *child;
 143     while ((child = m_customControlsLayout->takeAt(0)) != 0) {
 144         if (child->widget()) delete child->widget();
 145         delete child;
 146     }
 147 }
 148
 149 void MonitorEditWidget::slotSetDirectUpdate(bool directUpdate)
 150 {
 151     KdenliveSettings::setMonitorscene_directupdate(directUpdate);
 152 }
 153
 154 #include "monitoreditwidget.moc"