diff options
Diffstat (limited to 'dgedit/canvastoolthreshold.cc')
| -rw-r--r-- | dgedit/canvastoolthreshold.cc | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/dgedit/canvastoolthreshold.cc b/dgedit/canvastoolthreshold.cc index d8e2dff..a321ff2 100644 --- a/dgedit/canvastoolthreshold.cc +++ b/dgedit/canvastoolthreshold.cc @@ -45,7 +45,9 @@ CanvasToolThreshold::CanvasToolThreshold(Canvas *c) bool CanvasToolThreshold::mouseMoveEvent(QMouseEvent *event) { - if(event->button() != Qt::LeftButton) { + if(!isActive()) return false; + + if(event->button() != Qt::LeftButton) { if(abs(event->y() - mapY(threshold)) < 2 || abs(event->y() - mapY(-threshold)) < 2 ) { canvas->setCursor(Qt::SplitVCursor); @@ -58,6 +60,9 @@ bool CanvasToolThreshold::mouseMoveEvent(QMouseEvent *event) if(fabs(val) > 1.0) val = 1.0; threshold = fabs(val); canvas->update(); + + emit thresholdChanging(threshold); + return true; } @@ -66,6 +71,8 @@ bool CanvasToolThreshold::mouseMoveEvent(QMouseEvent *event) bool CanvasToolThreshold::mousePressEvent(QMouseEvent *event) { + if(!isActive()) return false; + if(event->button() == Qt::LeftButton) { // Check if threshold is being dragged. @@ -82,6 +89,8 @@ bool CanvasToolThreshold::mousePressEvent(QMouseEvent *event) bool CanvasToolThreshold::mouseReleaseEvent(QMouseEvent *event) { + if(!isActive()) return false; + if(event->button() == Qt::LeftButton) { if(threshold_is_moving) { threshold_is_moving = false; @@ -99,6 +108,8 @@ bool CanvasToolThreshold::mouseReleaseEvent(QMouseEvent *event) void CanvasToolThreshold::paintEvent(QPaintEvent *event, QPainter &painter) { + if(!isActive()) return; + if(threshold_is_moving) painter.setPen(colThresholdMoving); else painter.setPen(colThreshold); painter.drawLine(event->rect().x(), mapY(threshold), |