Fix possible crash on exit

[kdenlive] / src / smallruler.cpp

diff --git a/src/smallruler.cpp b/src/smallruler.cpp
index de1e2119b08839e981f52a9838506cc4fe08f197..4011bf3c7b537deec8d1967ed77eeb8cbaacc44d 100644 (file)
--- a/src/smallruler.cpp
+++ b/src/smallruler.cpp
@@ -19,20 +19,26 @@
 
 
 #include "smallruler.h"
+#include "kdenlivesettings.h"
 
 #include <KDebug>
+#include <KColorScheme>
 
 #include <QMouseEvent>
 #include <QStylePainter>
 
-SmallRuler::SmallRuler(QWidget *parent) :
+
+SmallRuler::SmallRuler(MonitorManager *manager, QWidget *parent) :
         QWidget(parent),
         m_scale(1),
-        m_maxval(25)
+        m_maxval(25),
+        m_manager(manager)
 {
     m_zoneStart = 10;
     m_zoneEnd = 60;
-    m_zoneColor = QColor(133, 255, 143);
+    m_zoneColor = KStatefulBrush(KColorScheme::View, KColorScheme::PositiveBackground, KSharedConfig::openConfig(KdenliveSettings::colortheme())).brush(this).color();
+    setMouseTracking(true);
+    setMinimumHeight(10);
 }
 
 void SmallRuler::adjustScale(int maximum)
@@ -108,18 +114,28 @@ void SmallRuler::mouseMoveEvent(QMouseEvent * event)
 {
     const int pos = event->x() / m_scale;
     if (event->buttons() & Qt::LeftButton) emit seekRenderer((int) pos);
+    else {
+        if (qAbs((pos - m_zoneStart) * m_scale) < 4) {
+            setToolTip(i18n("Zone start: %1", m_manager->timecode().getTimecodeFromFrames(m_zoneStart)));
+        } else if (qAbs((pos - m_zoneEnd) * m_scale) < 4) {
+            setToolTip(i18n("Zone end: %1", m_manager->timecode().getTimecodeFromFrames(m_zoneEnd)));
+        } else if (pos > m_zoneStart && pos < m_zoneEnd) {
+            setToolTip(i18n("Zone duration: %1", m_manager->timecode().getTimecodeFromFrames(m_zoneEnd - m_zoneStart)));
+        } else setToolTip(i18n("Position: %1", m_manager->timecode().getTimecodeFromFrames(pos)));
+    }
 }
 
-void SmallRuler::slotNewValue(int value)
+bool SmallRuler::slotNewValue(int value)
 {
+    if (value == m_cursorFramePosition) return false;
     m_cursorFramePosition = value;
     int oldPos = m_cursorPosition;
     m_cursorPosition = value * m_scale;
-    if (oldPos == m_cursorPosition) return;
     const int offset = 6;
     const int x = qMin(oldPos, m_cursorPosition);
     const int w = qAbs(oldPos - m_cursorPosition);
     update(x - offset, 4, w + 2 * offset, 6);
+    return true;
 }
 
 //virtual
@@ -138,15 +154,9 @@ void SmallRuler::updatePixmap()
     const int zoneStart = (int)(m_zoneStart * m_scale);
     const int zoneEnd = (int)(m_zoneEnd * m_scale);
     p.fillRect(zoneStart, height() / 2 - 1, zoneEnd - zoneStart, height() / 2, m_zoneColor);
-    
-    // draw markers
-    if (!m_markers.isEmpty()) {
-        p.setPen(Qt::red);
-        for (int i = 0; i < m_markers.count(); i++) {
-            p.drawLine(m_markers.at(i) * m_scale, 0, m_markers.at(i) * m_scale, 9);
-        }
-    }
-    p.setPen(palette().dark().color());
+
+    // draw ruler
+    p.setPen(palette().text().color());
     // draw the little marks
     fend = m_scale * m_small;
     if (fend > 2) for (f = 0; f < width(); f += fend) {
@@ -156,7 +166,14 @@ void SmallRuler::updatePixmap()
     // draw medium marks
     fend = m_scale * m_medium;
     if (fend > 2) for (f = 0; f < width(); f += fend) {
-        p.drawLine((int)f, 0, (int)f, 6);
+       p.drawLine((int)f, 0, (int)f, 6);
+    }
+    // draw markers
+    if (!m_markers.isEmpty()) {
+        p.setPen(Qt::red);
+        for (int i = 0; i < m_markers.count(); i++) {
+            p.drawLine(m_markers.at(i) * m_scale, 0, m_markers.at(i) * m_scale, 9);
+        }
     }
     p.end();
     update();
@@ -174,7 +191,7 @@ void SmallRuler::paintEvent(QPaintEvent *e)
     // draw pointer
     QPolygon pa(3);
     pa.setPoints(3, m_cursorPosition - 5, 10, m_cursorPosition + 5, 10, m_cursorPosition/*+0*/, 5);
-    p.setBrush(palette().dark().color());
+    p.setBrush(palette().text().color());
     p.setPen(Qt::NoPen);
     p.drawPolygon(pa);
 }