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Fix OOB segfault with markers

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This commit is contained in:
jlitewski 2024-04-27 09:06:40 -04:00
parent 2bc7c50302
commit b20d3f44ad
1 changed files with 15 additions and 7 deletions
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22
client/src/proxguiqt.cpp
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@ -1268,14 +1268,22 @@ void Plot::wheelEvent(QWheelEvent *event) {
void Plot::mouseMoveEvent(QMouseEvent *event) {
int x = event->x();
x -= WIDTH_AXES;
x = (int)(x / g_GraphPixelsPerPoint);
x += g_GraphStart;
if ((event->buttons() & Qt::LeftButton)) {
g_MarkerA.pos = x;
} else if (event->buttons() & Qt::RightButton) {
g_MarkerB.pos = x;
//Only run the marker place code if a mouse button is pressed
if((event->buttons() & Qt::LeftButton) || (event->buttons() & Qt::RightButton)) {
x -= WIDTH_AXES;
x = (int)(x / g_GraphPixelsPerPoint);
x += g_GraphStart;
if(x > (int)g_GraphTraceLen) x = 0; // Set to 0 if the number is stupidly big
else if(x < (int)g_GraphStart) x = (int)g_GraphStart; // Bounds checking for the start of the Graph Window
else if(x > (int)g_GraphStop) x = (int)g_GraphStop; // Bounds checking for the end of the Graph Window
if ((event->buttons() & Qt::LeftButton)) { // True for left click, false otherwise
g_MarkerA.pos = x;
} else {
g_MarkerB.pos = x;
}
}
this->update();