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fixed graph editor crash

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This commit is contained in:
itsmattkc
2019-01-07 11:05:48 +11:00
parent a16993b36e
commit 589c3e9df1
1 changed files with 30 additions and 20 deletions
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ui/graphview.cpp
+30 -20
View File
@@ -59,19 +59,27 @@ void GraphView::show_context_menu(const QPoint& pos) {
QMenu menu(this);
QAction* zoom_to_selection = menu.addAction("Zoom to Selection");
if (selected_keys.size() == 0) {
if (selected_keys.size() == 0 || row == NULL) {
zoom_to_selection->setEnabled(false);
} else {
connect(zoom_to_selection, SIGNAL(triggered(bool)), this, SLOT(set_view_to_selection()));
}
QAction* zoom_to_all = menu.addAction("Zoom to Show All");
connect(zoom_to_all, SIGNAL(triggered(bool)), this, SLOT(set_view_to_all()));
if (row == NULL) {
zoom_to_all->setEnabled(false);
} else {
connect(zoom_to_all, SIGNAL(triggered(bool)), this, SLOT(set_view_to_all()));
}
menu.addSeparator();
QAction* reset_action = menu.addAction("Reset View");
connect(reset_action, SIGNAL(triggered(bool)), this, SLOT(reset_view()));
if (row == NULL) {
reset_action->setEnabled(false);
} else {
connect(reset_action, SIGNAL(triggered(bool)), this, SLOT(reset_view()));
}
menu.exec(mapToGlobal(pos));
}
@@ -85,7 +93,7 @@ void GraphView::reset_view() {
}
void GraphView::set_view_to_selection() {
if (selected_keys.size() > 0) {
if (row != NULL && selected_keys.size() > 0) {
long min_time = LONG_MAX;
long max_time = LONG_MIN;
double min_dbl = DBL_MAX;
@@ -102,24 +110,26 @@ void GraphView::set_view_to_selection() {
}
void GraphView::set_view_to_all() {
bool can_set = false;
if (row != NULL) {
bool can_set = false;
long min_time = LONG_MAX;
long max_time = LONG_MIN;
double min_dbl = DBL_MAX;
double max_dbl = DBL_MIN;
for (int i=0;i<row->fieldCount();i++) {
for (int j=0;j<row->field(i)->keyframes.size();j++) {
const EffectKeyframe& key = row->field(i)->keyframes.at(j);
min_time = qMin(key.time, min_time);
max_time = qMax(key.time, max_time);
min_dbl = qMin(key.data.toDouble(), min_dbl);
max_dbl = qMax(key.data.toDouble(), max_dbl);
can_set = true;
long min_time = LONG_MAX;
long max_time = LONG_MIN;
double min_dbl = DBL_MAX;
double max_dbl = DBL_MIN;
for (int i=0;i<row->fieldCount();i++) {
for (int j=0;j<row->field(i)->keyframes.size();j++) {
const EffectKeyframe& key = row->field(i)->keyframes.at(j);
min_time = qMin(key.time, min_time);
max_time = qMax(key.time, max_time);
min_dbl = qMin(key.data.toDouble(), min_dbl);
max_dbl = qMax(key.data.toDouble(), max_dbl);
can_set = true;
}
}
if (can_set) {
set_view_to_rect(min_time, min_dbl, max_time, max_dbl);
}
}
if (can_set) {
set_view_to_rect(min_time, min_dbl, max_time, max_dbl);
}
}