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动态游标裁剪

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This commit is contained in:
Sch 2023-08-09 13:04:04 +08:00
parent 0c76c49108
commit 778bea5c66
2 changed files with 39 additions and 3 deletions
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40
Source/Cut5/Widgets/STimelineClip.cpp
View File

@ -44,8 +44,7 @@ FReply STimelineClip::OnBorderMouseButtonDown(const FGeometry& Geometry, const F
FSlateApplication::Get().PushMenu(AsShared(), FWidgetPath(), MenuContent.ToSharedRef(), FSlateApplication::Get().GetCursorPos(), FPopupTransitionEffect::ContextMenu);
return FReply::Handled();
}
MainWidgetInterface->SelectClip(ClipData->ClipGuid);
// if (ClipData->PresetType != EPresetType::NotAPresets)
// {
// for (int32 i = 0; i < ClipData->Cursors.Num(); i++)
@ -95,6 +94,18 @@ FReply STimelineClip::OnBorderMouseButtonDown(const FGeometry& Geometry, const F
return SCompoundWidget::OnMouseButtonDown(Geometry, PointerEvent);
}
FReply STimelineClip::OnBorderMouseButtonUp(const FGeometry& Geometry, const FPointerEvent& PointerEvent)
{
MainWidgetInterface->SelectClip(ClipData->ClipGuid);
return FReply::Handled();
}
FReply STimelineClip::OnMouseButtonUp(const FGeometry& MyGeometry, const FPointerEvent& MouseEvent)
{
return FReply::Handled();
}
void STimelineClip::Construct(const FArguments& InArgs)
{
CommandList = InArgs._CommandList;
@ -118,6 +129,7 @@ void STimelineClip::Construct(const FArguments& InArgs)
.ColorAndOpacity(ClipData->ClipColors[0])
.BorderBackgroundColor(ClipData->ClipColors[0])
.OnMouseButtonDown(this, &STimelineClip::OnBorderMouseButtonDown)
.OnMouseButtonUp(this, &STimelineClip::OnBorderMouseButtonUp)
]
@ -334,11 +346,22 @@ void STimelineClip::UpdatePosition(int32 StartFrame)
const int32 NewPosX = StartFrame * FGlobalData::DefaultTimeTickSpace;
GEngine->AddOnScreenDebugMessage(-1, 10.0f, FColor::Red, FString::FromInt(NewPosX));
SetRenderTransform(FSlateRenderTransform(FVector2D(NewPosX, 0)));
ClipDataBox->SetWidthOverride((ClipData->ClipEndFrame - StartFrame) * FGlobalData::DefaultTimeTickSpace * 10);
ClipDataBox->SetWidthOverride((ClipData->ClipEndFrame - StartFrame) * FGlobalData::DefaultTimeTickSpace);
if (ClipData->ClipType == ETrackType::VideoTrack)
{
ClipData->VideoStartFrame += StartFrame - ClipData->ClipStartFrame;
}
if (ClipData->PresetType == EPresetType::Gradient)
{
for (int32 i = 0; i < ClipData->Cursors.Num(); i++)
{
if (ClipData->Cursors[i].CursorFrameOffset > ClipData->ClipEndFrame - StartFrame)
{
ClipData->Cursors[i].CursorFrameOffset = ClipData->ClipEndFrame - StartFrame;
}
}
}
ClipData->ClipStartFrame = StartFrame;
GEngine->AddOnScreenDebugMessage(-1, 10.0f, FColor::Red, FString::FromInt(ClipData->ClipStartFrame));
}
@ -351,6 +374,17 @@ void STimelineClip::UpdateLength(int32 EndFrame)
ClipData->VideoEndFrame += EndFrame - ClipData->ClipEndFrame;
}
ClipData->ClipEndFrame = EndFrame;
if (ClipData->PresetType == EPresetType::Gradient)
{
for (int32 i = 0; i < ClipData->Cursors.Num(); i++)
{
if (ClipData->Cursors[i].CursorFrameOffset > ClipData->ClipEndFrame - ClipData->ClipStartFrame)
{
ClipData->Cursors[i].CursorFrameOffset = ClipData->ClipEndFrame - ClipData->ClipStartFrame;
}
}
}
GEngine->AddOnScreenDebugMessage(-1, 10.0f, FColor::Red, FString::FromInt(ClipData->ClipEndFrame));
}

2
Source/Cut5/Widgets/STimelineClip.h
View File

@ -36,6 +36,8 @@ public:
SLATE_END_ARGS()
FReply OnBorderMouseButtonDown(const FGeometry& Geometry, const FPointerEvent& PointerEvent);
FReply OnBorderMouseButtonUp(const FGeometry& Geometry, const FPointerEvent& PointerEvent);
virtual FReply OnMouseButtonUp(const FGeometry& MyGeometry, const FPointerEvent& MouseEvent) override;
/** Constructs this widget with InArgs */
void Construct(const FArguments& InArgs);
FClipData* ClipData;