Add transition action

CMakeLists.txt

@@ -214,6 +214,7 @@ set(advanced-scene-switcher_HEADERS
     src/headers/macro-action-scene-visibility.hpp
     src/headers/macro-action-source.hpp
     src/headers/macro-action-streaming.hpp
+    src/headers/macro-action-transition.hpp
     src/headers/macro-action-virtual-cam.hpp
     src/headers/macro-action-wait.hpp
     src/headers/macro-condition-edit.hpp
@@ -299,6 +300,7 @@ set(advanced-scene-switcher_SOURCES
     src/macro-action-scene-visibility.cpp
     src/macro-action-source.cpp
     src/macro-action-streaming.cpp
+    src/macro-action-transition.cpp
     src/macro-action-virtual-cam.cpp
     src/macro-action-wait.cpp
     src/macro-condition-edit.cpp

data/locale/en-US.ini

@@ -302,6 +302,9 @@ AdvSceneSwitcher.action.previewScene="Switch preview scene"
 AdvSceneSwitcher.action.previewScene.entry="Switch preview scene to {{scenes}}"
 AdvSceneSwitcher.action.SceneSwap="Swap scene (Studio mode)"
 AdvSceneSwitcher.action.SceneSwap.entry="Swap preview and program scene in studio mode"
+AdvSceneSwitcher.action.transition="Transition"
+AdvSceneSwitcher.action.transition.entry.line1="{{setType}}Set transition type to {{transitions}}"
+AdvSceneSwitcher.action.transition.entry.line2="{{setDuration}}Set transition duration to {{duration}}seconds"
 
 ; Transition Tab
 AdvSceneSwitcher.transitionTab.title="Transition"

src/headers/macro-action-transition.hpp

@@ -0,0 +1,67 @@
+#pragma once
+#include "macro-action-edit.hpp"
+#include "duration-control.hpp"
+
+#include <QCheckBox>
+#include <QHBoxLayout>
+
+class MacroActionTransition : public MacroAction {
+public:
+	bool PerformAction();
+	void LogAction();
+	bool Save(obs_data_t *obj);
+	bool Load(obs_data_t *obj);
+	std::string GetShortDesc();
+	std::string GetId() { return id; };
+	static std::shared_ptr<MacroAction> Create()
+	{
+		return std::make_shared<MacroActionTransition>();
+	}
+
+	bool _setDuration = true;
+	bool _setType = true;
+	OBSWeakSource _transition;
+	Duration _duration;
+
+private:
+	static bool _registered;
+	static const std::string id;
+};
+
+class MacroActionTransitionEdit : public QWidget {
+	Q_OBJECT
+
+public:
+	MacroActionTransitionEdit(
+		QWidget *parent,
+		std::shared_ptr<MacroActionTransition> entryData = nullptr);
+	void UpdateEntryData();
+	static QWidget *Create(QWidget *parent,
+			       std::shared_ptr<MacroAction> action)
+	{
+		return new MacroActionTransitionEdit(
+			parent,
+			std::dynamic_pointer_cast<MacroActionTransition>(
+				action));
+	}
+
+private slots:
+	void SetTypeChanged(int state);
+	void SetDurationChanged(int state);
+	void TransitionChanged(const QString &text);
+	void DurationChanged(double seconds);
+signals:
+	void HeaderInfoChanged(const QString &);
+
+protected:
+	QCheckBox *_setType;
+	QCheckBox *_setDuration;
+	QComboBox *_transitions;
+	DurationSelection *_duration;
+	QHBoxLayout *_typeLayout;
+	QHBoxLayout *_durationLayout;
+	std::shared_ptr<MacroActionTransition> _entryData;
+
+private:
+	bool _loading = true;
+};

src/macro-action-transition.cpp

@@ -0,0 +1,169 @@
+#include "headers/macro-action-transition.hpp"
+#include "headers/advanced-scene-switcher.hpp"
+#include "headers/utility.hpp"
+
+const std::string MacroActionTransition::id = "transition";
+
+bool MacroActionTransition::_registered = MacroActionFactory::Register(
+	MacroActionTransition::id,
+	{MacroActionTransition::Create, MacroActionTransitionEdit::Create,
+	 "AdvSceneSwitcher.action.transition"});
+
+bool MacroActionTransition::PerformAction()
+{
+	if (_setType) {
+		auto t = obs_weak_source_get_source(_transition);
+		obs_frontend_set_current_transition(t);
+		obs_source_release(t);
+	}
+	if (_setDuration) {
+		obs_frontend_set_transition_duration(_duration.seconds * 1000);
+	}
+	return true;
+}
+
+void MacroActionTransition::LogAction()
+{
+	if (_setDuration) {
+		vblog(LOG_INFO, "set transition duration to %s",
+		      _duration.ToString().c_str());
+	}
+	if (_setType) {
+		vblog(LOG_INFO, "set transition type to \"%s\"",
+		      GetWeakSourceName(_transition).c_str());
+	}
+}
+
+bool MacroActionTransition::Save(obs_data_t *obj)
+{
+	MacroAction::Save(obj);
+	_duration.Save(obj);
+	obs_data_set_string(obj, "transition",
+			    GetWeakSourceName(_transition).c_str());
+	obs_data_set_bool(obj, "setDuration", _setDuration);
+	obs_data_set_bool(obj, "setType", _setType);
+	return true;
+}
+
+bool MacroActionTransition::Load(obs_data_t *obj)
+{
+	MacroAction::Load(obj);
+	_duration.Load(obj);
+	const char *transitionName = obs_data_get_string(obj, "transition");
+	_transition = GetWeakTransitionByQString(transitionName);
+	_setDuration = obs_data_get_bool(obj, "setDuration");
+	_setType = obs_data_get_bool(obj, "setType");
+	return true;
+}
+
+std::string MacroActionTransition::GetShortDesc()
+{
+	if (_transition) {
+		return GetWeakSourceName(_transition);
+	}
+	return "";
+}
+
+MacroActionTransitionEdit::MacroActionTransitionEdit(
+	QWidget *parent, std::shared_ptr<MacroActionTransition> entryData)
+	: QWidget(parent)
+{
+	_transitions = new QComboBox();
+	_duration = new DurationSelection(this, false);
+	_setType = new QCheckBox();
+	_setDuration = new QCheckBox();
+
+	populateTransitionSelection(_transitions, false);
+
+	QWidget::connect(_transitions,
+			 SIGNAL(currentTextChanged(const QString &)), this,
+			 SLOT(TransitionChanged(const QString &)));
+	QWidget::connect(_duration, SIGNAL(DurationChanged(double)), this,
+			 SLOT(DurationChanged(double)));
+	QWidget::connect(_setType, SIGNAL(stateChanged(int)), this,
+			 SLOT(SetTypeChanged(int)));
+	QWidget::connect(_setDuration, SIGNAL(stateChanged(int)), this,
+			 SLOT(SetDurationChanged(int)));
+
+	std::unordered_map<std::string, QWidget *> widgetPlaceholders = {
+		{"{{transitions}}", _transitions},
+		{"{{duration}}", _duration},
+		{"{{setType}}", _setType},
+		{"{{setDuration}}", _setDuration},
+	};
+	_typeLayout = new QHBoxLayout;
+	placeWidgets(obs_module_text(
+			     "AdvSceneSwitcher.action.transition.entry.line1"),
+		     _typeLayout, widgetPlaceholders);
+	_durationLayout = new QHBoxLayout;
+	placeWidgets(obs_module_text(
+			     "AdvSceneSwitcher.action.transition.entry.line2"),
+		     _durationLayout, widgetPlaceholders);
+	QVBoxLayout *mainLayout = new QVBoxLayout;
+	mainLayout->addLayout(_typeLayout);
+	mainLayout->addLayout(_durationLayout);
+	setLayout(mainLayout);
+
+	_entryData = entryData;
+	UpdateEntryData();
+	_loading = false;
+}
+
+void MacroActionTransitionEdit::UpdateEntryData()
+{
+	if (!_entryData) {
+		return;
+	}
+
+	_setDuration->setChecked(_entryData->_setDuration);
+	_duration->SetDuration(_entryData->_duration);
+	_setType->setChecked(_entryData->_setType);
+	_transitions->setCurrentText(
+		GetWeakSourceName(_entryData->_transition).c_str());
+	_transitions->setEnabled(_entryData->_setType);
+	_duration->setEnabled(_entryData->_setDuration);
+}
+
+void MacroActionTransitionEdit::TransitionChanged(const QString &text)
+{
+	if (_loading || !_entryData) {
+		return;
+	}
+
+	std::lock_guard<std::mutex> lock(switcher->m);
+	_entryData->_transition = GetWeakTransitionByQString(text);
+	emit HeaderInfoChanged(
+		QString::fromStdString(_entryData->GetShortDesc()));
+}
+
+void MacroActionTransitionEdit::DurationChanged(double seconds)
+{
+	if (_loading || !_entryData) {
+		return;
+	}
+
+	std::lock_guard<std::mutex> lock(switcher->m);
+	_entryData->_duration.seconds = seconds;
+}
+
+void MacroActionTransitionEdit::SetTypeChanged(int state)
+{
+	if (_loading || !_entryData) {
+		return;
+	}
+
+	std::lock_guard<std::mutex> lock(switcher->m);
+	_entryData->_setType = state;
+	_transitions->setEnabled(state);
+}
+
+void MacroActionTransitionEdit::SetDurationChanged(int state)
+{
+	if (_loading || !_entryData) {
+		return;
+	}
+
+	std::lock_guard<std::mutex> lock(switcher->m);
+	_entryData->_setDuration = state;
+	_duration->setEnabled(state);
+}