From eacf1030e4fce35c9f9e048edfa05dc44d0a3e5d Mon Sep 17 00:00:00 2001
From: Vladimir Menshakov
Date: Fri, 26 Feb 2010 07:36:52 +0000
Subject: added async getFlag(addr)

svn-id: r48131
---
 engines/teenagent/scene.cpp     | 10 ++++++++++
 engines/teenagent/scene.h       |  1 +
 engines/teenagent/teenagent.cpp |  3 +++
 engines/teenagent/teenagent.h   |  1 +
 4 files changed, 15 insertions(+)

diff --git a/engines/teenagent/scene.cpp b/engines/teenagent/scene.cpp
index 6ed6d72c7a..0e987e36c2 100644
--- a/engines/teenagent/scene.cpp
+++ b/engines/teenagent/scene.cpp
@@ -452,6 +452,16 @@ Animation * Scene::getAnimation(byte slot) {
 	return custom_animation + slot;
 }
 
+byte Scene::peekFlagEvent(uint16 addr) const {
+	for(EventList::const_iterator i = events.reverse_begin(); i != events.end(); --i) {
+		const SceneEvent &e = *i;
+		if (e.type == SceneEvent::kSetFlag && e.callback == addr)
+			return e.color;
+	}
+	return Resources::instance()->dseg.get_byte(addr);
+}
+
+
 void Scene::push(const SceneEvent &event) {
 	//debug(0, "push");
 	//event.dump();
diff --git a/engines/teenagent/scene.h b/engines/teenagent/scene.h
index 0e0a3440bf..bf01e211ef 100644
--- a/engines/teenagent/scene.h
+++ b/engines/teenagent/scene.h
@@ -140,6 +140,7 @@ public:
 	void displayMessage(const Common::String &str, byte color = 0xd1, const Common::Point &pos = Common::Point());
 	void setOrientation(uint8 o) { orientation = o; }
 	void push(const SceneEvent &event);
+	byte peekFlagEvent(uint16 addr) const;
 	SceneEvent::Type last_event_type() const { return !events.empty()? events.back().type: SceneEvent::kNone; }
 
 	bool processEvent(const Common::Event &event);
diff --git a/engines/teenagent/teenagent.cpp b/engines/teenagent/teenagent.cpp
index 551acd5343..2475f21d42 100644
--- a/engines/teenagent/teenagent.cpp
+++ b/engines/teenagent/teenagent.cpp
@@ -804,6 +804,9 @@ void TeenAgentEngine::setFlag(uint16 addr, byte value) {
 	scene->push(event);
 }
 
+byte TeenAgentEngine::getFlag(uint16 addr) {
+	return scene->peekFlagEvent(addr);
+}
 
 void TeenAgentEngine::reloadLan() {
 	SceneEvent event(SceneEvent::kSetLan);
diff --git a/engines/teenagent/teenagent.h b/engines/teenagent/teenagent.h
index 4a932047b5..7176108007 100644
--- a/engines/teenagent/teenagent.h
+++ b/engines/teenagent/teenagent.h
@@ -96,6 +96,7 @@ public:
 	void setOns(byte id, byte value, byte scene_id = 0);
 	void setLan(byte id, byte value, byte scene_id = 0);
 	void setFlag(uint16 addr, byte value);
+	byte getFlag(uint16 addr);
 	void reloadLan();
 	void rejectMessage();
 
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