void AudioBox::OnMouseWheel(wxMouseEvent &evt) {
if (!ForwardMouseWheelEvent(audioDisplay, evt))
return;
bool zoom = evt.CmdDown() != OPT_GET("Audio/Wheel Default to Zoom")->GetBool();
if (!zoom)
{
int amount = -evt.GetWheelRotation() * GetClientSize().GetWidth() / (evt.GetWheelDelta() * 3);
// If the user did a horizontal scroll the amount should be inverted
// for it to be natural.
if (evt.GetWheelAxis() == 1) amount = -amount;
// Reset any accumulated zoom
mouse_zoom_accum = 0;
audioDisplay->ScrollBy(amount);
}
else if (evt.GetWheelAxis() == 0)
{
mouse_zoom_accum += evt.GetWheelRotation();
int zoom_delta = mouse_zoom_accum / evt.GetWheelDelta();
mouse_zoom_accum %= evt.GetWheelDelta();
int new_zoom = audioDisplay->GetZoomLevel() + zoom_delta;
audioDisplay->SetZoomLevel(new_zoom);
HorizontalZoom->SetValue(-new_zoom);
OPT_SET("Audio/Zoom/Horizontal")->SetInt(new_zoom);
}
}
void VideoDisplay::OnMouseWheel(wxMouseEvent& event) {
if (int wheel = event.GetWheelRotation()) {
if (ForwardMouseWheelEvent(this, event))
SetZoom(zoomValue + .125 * (wheel / event.GetWheelDelta()));
}
}
void FrameMain::OnMouseWheel(wxMouseEvent &evt) {
ForwardMouseWheelEvent(this, evt);
}
void BaseGrid::OnMouseEvent(wxMouseEvent &event) {
int h = GetClientSize().GetHeight();
bool shift = event.ShiftDown();
bool alt = event.AltDown();
bool ctrl = event.CmdDown();
// Row that mouse is over
bool click = event.LeftDown();
bool dclick = event.LeftDClick();
int row = event.GetY() / lineHeight + yPos - 1;
if (holding && !click) {
row = mid(0,row,GetRows()-1);
}
AssDialogue *dlg = GetDialogue(row);
if (!dlg) row = 0;
if (event.ButtonDown() && OPT_GET("Subtitle/Grid/Focus Allow")->GetBool())
SetFocus();
if (holding) {
if (!event.LeftIsDown()) {
if (dlg)
MakeCellVisible(row, 0, false);
holding = false;
ReleaseMouse();
}
else {
// Only scroll if the mouse has moved to a different row to avoid
// scrolling on sloppy clicks
if (row != extendRow) {
if (row <= yPos)
ScrollTo(yPos - 3);
// When dragging down we give a 3 row margin to make it easier
// to see what's going on, but we don't want to scroll down if
// the user clicks on the bottom row and drags up
else if (row > yPos + h / lineHeight - (row > extendRow ? 3 : 1))
ScrollTo(yPos + 3);
}
}
}
else if (click && dlg) {
holding = true;
CaptureMouse();
}
if ((click || holding || dclick) && dlg) {
int old_extend = extendRow;
// SetActiveLine will scroll the grid if the row is only half-visible,
// but we don't want to scroll until the mouse moves or the button is
// released, to avoid selecting multiple lines on a click
int old_y_pos = yPos;
SetActiveLine(dlg);
ScrollTo(old_y_pos);
// Toggle selected
if (click && ctrl && !shift && !alt) {
bool isSel = !!selection.count(dlg);
if (isSel && selection.size() == 1) return;
SelectRow(row, true, !isSel);
return;
}
// Normal click
if ((click || dclick) && !shift && !ctrl && !alt) {
if (dclick) {
context->audioBox->ScrollToActiveLine();
context->videoController->JumpToTime(dlg->Start);
}
SelectRow(row, false);
return;
}
// Change active line only
if (click && !shift && !ctrl && alt)
return;
// Block select
if ((click && shift && !alt) || holding) {
extendRow = old_extend;
int i1 = row;
int i2 = extendRow;
if (i1 > i2)
std::swap(i1, i2);
// Toggle each
Selection newsel;
if (ctrl) newsel = selection;
for (int i = i1; i <= i2; i++) {
newsel.insert(GetDialogue(i));
}
SetSelectedSet(newsel);
return;
}
return;
}
// Mouse wheel
if (event.GetWheelRotation() != 0) {
if (ForwardMouseWheelEvent(this, event)) {
int step = shift ? h / lineHeight - 2 : 3;
ScrollTo(yPos - step * event.GetWheelRotation() / event.GetWheelDelta());
}
return;
}
event.Skip();
}
