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cleanup and fix for the case of a horizontal scroll

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This commit is contained in:
Carlo 'zED' Caputo 2016-10-11 16:43:42 -03:00
parent ebe9cb807e
commit 850b045104
1 changed files with 16 additions and 12 deletions
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28
src/app/ui/timeline.cpp
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@ -1065,23 +1065,27 @@ bool Timeline::onProcessMessage(Message* msg)
case kMouseWheelMessage:
if (m_document) {
int dz = static_cast<MouseMessage*>(msg)->wheelDelta().y;
int dx = 0;
int dy = 0;
dx += static_cast<MouseMessage*>(msg)->wheelDelta().x;
int base_size = skinTheme()->dimensions.timelineBaseSize();
int dz = static_cast<MouseMessage*>(msg)->wheelDelta().y * base_size;
if (msg->altPressed()) {
double next_zoom = m_zoom + (dz < 0 ? 1 : -1);
setZoomAndUpdate(next_zoom);
if (dz != 0) {
double next_zoom = m_zoom + (dz < 0 ? 1 : -1);
setZoomAndUpdate(next_zoom);
}
}
else {
int base_size = skinTheme()->dimensions.timelineBaseSize();
int dx;
int dy;
if (msg->ctrlPressed())
dx = dz * base_size;
else
dy = dz * base_size;
if (msg->ctrlPressed()) {
dx = dz;
dy = 0;
}
else {
dx = static_cast<MouseMessage*>(msg)->wheelDelta().x * base_size;
dy = dz;
}
if (msg->shiftPressed()) {
dx *= frameBoxWidth() / base_size;