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dragging frames with ctrl

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This commit is contained in:
shweet
2025-08-15 16:18:00 -04:00
parent 5ee3ec4351
commit f75369f670
2 changed files with 58 additions and 28 deletions
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51
src/imgui.cpp
View File

@@ -970,6 +970,12 @@ static void _imgui_timeline(Imgui* self)
std::function<void(s32, Anm2Frame&)> timeline_item_frame = [&](s32 i, Anm2Frame& frame)
{
static s32 frameDelayStart{};
static f32 frameDelayTimeStart{};
const bool isModCtrl = ImGui::IsKeyDown(IMGUI_INPUT_CTRL);
static Anm2Frame* draggingFrame = nullptr;
static Anm2Type draggingFrameType = ANM2_NONE;
ImGui::PushID(i);
reference.frameIndex = i;
ImVec2 framePos = ImGui::GetCursorPos();
@@ -986,8 +992,7 @@ static void _imgui_timeline(Imgui* self)
ImGui::SetCursorPos(framePos);
if (_imgui_atlas_button(frameButton, self))
*self->reference = reference;
if (_imgui_atlas_button(frameButton, self)) *self->reference = reference;
if (ImGui::IsItemHovered())
{
@@ -995,23 +1000,47 @@ static void _imgui_timeline(Imgui* self)
_imgui_clipboard_hovered_item_set(self, frameWithReference);
}
if (type == ANM2_TRIGGERS)
if (ImGui::IsItemActivated())
{
if (ImGui::IsItemActivated()) imgui_undo_push(self, IMGUI_ACTION_TRIGGER_MOVE);
if (type == ANM2_TRIGGERS || isModCtrl)
{
draggingFrame = &frame;
draggingFrameType = type;
*self->reference = reference;
}
if (ImGui::BeginDragDropSource(ImGuiDragDropFlags_SourceNoPreviewTooltip))
if (type == ANM2_TRIGGERS)
imgui_undo_push(self, IMGUI_ACTION_TRIGGER_MOVE);
else if (isModCtrl)
{
frame.atFrame = std::max(frameTime, 0);
imgui_undo_push(self, IMGUI_ACTION_FRAME_DELAY);
frameDelayStart = draggingFrame->delay;
frameDelayTimeStart = frameTime;
}
}
if (draggingFrame)
{
if (draggingFrameType == ANM2_TRIGGERS)
{
draggingFrame->atFrame = std::max(frameTime, 0);
for (auto& frameCheck : animation->triggers.frames)
{
if (&frame == &frameCheck) continue;
if (frame.atFrame == frameCheck.atFrame)
if (draggingFrame == &frameCheck) continue;
if (draggingFrame->atFrame == frameCheck.atFrame)
{
frame.atFrame++;
draggingFrame->atFrame++;
break;
}
}
ImGui::EndDragDropSource();
}
else if (isModCtrl)
draggingFrame->delay = std::max(frameDelayStart + (s32)(frameTime - frameDelayTimeStart), ANM2_FRAME_NUM_MIN);
if (ImGui::IsMouseReleased(0))
{
draggingFrame = nullptr;
draggingFrameType = ANM2_NONE;
}
}
else
@@ -1022,7 +1051,6 @@ static void _imgui_timeline(Imgui* self)
timeline_item_frame(i, frame);
ImGui::EndDragDropSource();
}
}
if (ImGui::BeginDragDropTarget())
{
@@ -1049,6 +1077,7 @@ static void _imgui_timeline(Imgui* self)
}
ImGui::EndDragDropTarget();
}
}
if (i < (s32)item->frames.size() - 1) ImGui::SameLine();

1
src/imgui.h
View File

@@ -66,6 +66,7 @@
#define IMGUI_ACTION_FRAME_TRANSFORM "Frame Transform"
#define IMGUI_ACTION_ANIMATION_SWAP "Animation Swap"
#define IMGUI_ACTION_TRIGGER_MOVE "Trigger AtFrame"
#define IMGUI_ACTION_FRAME_DELAY "Frame Delay"
#define IMGUI_ACTION_MOVE_PLAYHEAD "Move Playhead"
#define IMGUI_POPUP_FLAGS ImGuiWindowFlags_NoMove