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AnalogSignal: Only report an extent change when there is one
[pulseview.git]
/
pv
/
view
/
analogsignal.cpp
diff --git
a/pv/view/analogsignal.cpp
b/pv/view/analogsignal.cpp
index 8f6027b7a52f990135fc54cbe0881b93fc4d1c0a..106735567c78e11363a2c0d9cda6d750c0b1f937 100644
(file)
--- a/
pv/view/analogsignal.cpp
+++ b/
pv/view/analogsignal.cpp
@@
-608,13
+608,17
@@
void AnalogSignal::perform_autoranging(bool keep_divs, bool force_update)
// If there is still no positive div when we need it, add one
// (this can happen when pos_vdivs==neg_vdivs==0)
// If there is still no positive div when we need it, add one
// (this can happen when pos_vdivs==neg_vdivs==0)
- if ((max > 0) && (pos_vdivs_ == 0))
+ if ((max > 0) && (pos_vdivs_ == 0))
{
pos_vdivs_ = 1;
pos_vdivs_ = 1;
+ owner_->extents_changed(false, true);
+ }
// If there is still no negative div when we need it, add one
// (this can happen when pos_vdivs was 0 or 1 when trying to split)
// If there is still no negative div when we need it, add one
// (this can happen when pos_vdivs was 0 or 1 when trying to split)
- if ((min < 0) && (neg_vdivs_ == 0))
+ if ((min < 0) && (neg_vdivs_ == 0))
{
neg_vdivs_ = 1;
neg_vdivs_ = 1;
+ owner_->extents_changed(false, true);
+ }
double min_value_per_div;
if ((pos_vdivs_ > 0) && (neg_vdivs_ > 0))
double min_value_per_div;
if ((pos_vdivs_ > 0) && (neg_vdivs_ > 0))
@@
-723,11
+727,8
@@
void AnalogSignal::on_samples_added()
{
perform_autoranging(false, false);
{
perform_autoranging(false, false);
- if (owner_) {
- // Call order is important, otherwise the lazy event handler won't work
- owner_->extents_changed(false, true);
+ if (owner_)
owner_->row_item_appearance_changed(false, true);
owner_->row_item_appearance_changed(false, true);
- }
}
void AnalogSignal::on_pos_vdivs_changed(int vdivs)
}
void AnalogSignal::on_pos_vdivs_changed(int vdivs)
@@
-737,6
+738,13
@@
void AnalogSignal::on_pos_vdivs_changed(int vdivs)
pos_vdivs_ = vdivs;
pos_vdivs_ = vdivs;
+ // There has to be at least one div, positive or negative
+ if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) {
+ pos_vdivs_ = 1;
+ if (pvdiv_sb_)
+ pvdiv_sb_->setValue(pos_vdivs_);
+ }
+
if (autoranging_) {
perform_autoranging(true, true);
if (autoranging_) {
perform_autoranging(true, true);
@@
-761,6
+769,13
@@
void AnalogSignal::on_neg_vdivs_changed(int vdivs)
neg_vdivs_ = vdivs;
neg_vdivs_ = vdivs;
+ // There has to be at least one div, positive or negative
+ if ((neg_vdivs_ == 0) && (pos_vdivs_ == 0)) {
+ pos_vdivs_ = 1;
+ if (pvdiv_sb_)
+ pvdiv_sb_->setValue(pos_vdivs_);
+ }
+
if (autoranging_) {
perform_autoranging(true, true);
if (autoranging_) {
perform_autoranging(true, true);