From e53de46b4fd1357cce5bb53c02de2c88f85169cc Mon Sep 17 00:00:00 2001
From: Vladimir Menshakov
Date: Sun, 13 Sep 2009 09:54:53 +0000
Subject: added simple credits support for the intro.

svn-id: r44047
---
 engines/teenagent/resources.cpp |  4 ++++
 engines/teenagent/resources.h   |  2 +-
 engines/teenagent/scene.cpp     | 18 +++++++++++++++---
 engines/teenagent/scene.h       |  2 +-
 engines/teenagent/teenagent.cpp | 37 ++++++++++++++++++++++++++++++++++---
 engines/teenagent/teenagent.h   |  3 +++
 6 files changed, 58 insertions(+), 8 deletions(-)

(limited to 'engines/teenagent')

diff --git a/engines/teenagent/resources.cpp b/engines/teenagent/resources.cpp
index 1b4ec7d86c..c13af1febf 100644
--- a/engines/teenagent/resources.cpp
+++ b/engines/teenagent/resources.cpp
@@ -73,6 +73,10 @@ bool Resources::loadArchives(const ADGameDescription * gd) {
 	sam_sam.open("sam_sam.res");
 
 	font7.load(7);
+	font7.width_pack = 1;
+	font7.height = 10;
+	font8.load(8);
+	font8.height = 31;
 	
 	return true;
 }
diff --git a/engines/teenagent/resources.h b/engines/teenagent/resources.h
index 80419f58a9..f62b5e321f 100644
--- a/engines/teenagent/resources.h
+++ b/engines/teenagent/resources.h
@@ -49,7 +49,7 @@ public:
 
 	Pack varia, off, on, ons, lan000, lan500, mmm, sam_mmm, sam_sam;
 	Segment cseg, dseg, eseg;
-	Font font7;
+	Font font7, font8;
 };
 
 } // End of namespace TeenAgent
diff --git a/engines/teenagent/scene.cpp b/engines/teenagent/scene.cpp
index 9a906c1f0d..87bb958fdc 100644
--- a/engines/teenagent/scene.cpp
+++ b/engines/teenagent/scene.cpp
@@ -276,6 +276,17 @@ bool Scene::processEvent(const Common::Event &event) {
 
 bool Scene::render(OSystem * system) {
 	//render background
+	Resources * res = Resources::instance();
+	if (current_event.type == SceneEvent::CreditsMessage) {
+		system->fillScreen(0);
+		Graphics::Surface * surface = system->lockScreen();
+		res->font8.color = current_event.color;
+		res->font8.shadow_color = current_event.orientation;
+		res->font8.render(surface, current_event.dst.x, current_event.dst.y, message);
+		system->unlockScreen();
+		return true;
+	}
+	
 	bool busy = false;
 	
 	system->copyRectToScreen((const byte *)background.pixels, background.pitch, 0, 0, background.w, background.h);
@@ -373,7 +384,7 @@ bool Scene::render(OSystem * system) {
 	*/
 	
 	if (!message.empty()) {
-		Resources::instance()->font7.render(surface, message_pos.x, message_pos.y, message);
+		res->font7.render(surface, message_pos.x, message_pos.y, message);
 		busy = true;
 	}
 	
@@ -439,11 +450,12 @@ bool Scene::processEventQueue() {
 				moveTo(dst, current_event.orientation);
 		} break;
 		
-		case SceneEvent::Message: {
+		case SceneEvent::CreditsMessage: 
+		case SceneEvent::Message: 
 			//debug(0, "pop(%04x)", current_event.message);
 			message = current_event.message;
 			message_pos = messagePosition(message, position);
-		} break;
+		break;
 		
 		case SceneEvent::PlayAnimation: {
 			debug(0, "playing animation %u", current_event.animation);
diff --git a/engines/teenagent/scene.h b/engines/teenagent/scene.h
index 8829cf0dec..49af961509 100644
--- a/engines/teenagent/scene.h
+++ b/engines/teenagent/scene.h
@@ -43,7 +43,7 @@ struct SceneEvent {
 		None, Message, Walk, PlayAnimation, PlayActorAnimation, 
 		LoadScene, SetOn, SetLan, PlayMusic, 
 		PlaySound, EnableObject, WaitForAnimation,
-		Quit
+		CreditsMessage, Quit
 	} type;
 
 	Common::String message;
diff --git a/engines/teenagent/teenagent.cpp b/engines/teenagent/teenagent.cpp
index 3aaf33eed4..055f7ad646 100644
--- a/engines/teenagent/teenagent.cpp
+++ b/engines/teenagent/teenagent.cpp
@@ -329,8 +329,9 @@ Object * TeenAgentEngine::findObject(int id, const Common::Point &point) {
 }
 
 void TeenAgentEngine::displayMessage(const Common::String &str, byte color) {
-	if (str.empty())
+	if (str.empty()) {
 		return;
+	}
 	SceneEvent event(SceneEvent::Message);
 	event.message = str;
 	event.color = color;
@@ -338,7 +339,7 @@ void TeenAgentEngine::displayMessage(const Common::String &str, byte color) {
 }
 
 
-void TeenAgentEngine::displayMessage(uint16 addr, byte color) {
+Common::String TeenAgentEngine::parseMessage(uint16 addr) {
 	Common::String message;
 	for (
 		const char * str = (const char *)Resources::instance()->dseg.ptr(addr);
@@ -348,7 +349,37 @@ void TeenAgentEngine::displayMessage(uint16 addr, byte color) {
 		char c = str[0];
 		message += c != 0 && c != -1? c: '\n';
 	}
-	displayMessage(message, color);
+	if (message.empty()) {
+		warning("empty message parsed for %04x", addr);
+	}
+	return message;
+}
+
+
+void TeenAgentEngine::displayMessage(uint16 addr, byte color) {
+	displayMessage(parseMessage(addr), color);
+}
+
+void TeenAgentEngine::displayCredits(uint16 addr) {
+	SceneEvent event(SceneEvent::CreditsMessage);
+
+	const byte * src = Resources::instance()->dseg.ptr(addr);
+	event.orientation = *src++;
+	event.color = *src++;
+
+	event.dst.y = *src;
+	while(true) {
+		++src; //skip y position
+		Common::String line((const char *)src);
+		event.message += line;
+		src += line.size() + 1;
+		if (*src == 0)
+			break;
+		event.message += "\n";
+	}
+	int w = Resources::instance()->font8.render(NULL, 0, 0, event.message);
+	event.dst.x = (320 - w) / 2;
+	scene->push(event);
 }
 
 void TeenAgentEngine::moveTo(const Common::Point & dst, byte o, bool warp) {
diff --git a/engines/teenagent/teenagent.h b/engines/teenagent/teenagent.h
index 31d29c045f..1c10b9e556 100644
--- a/engines/teenagent/teenagent.h
+++ b/engines/teenagent/teenagent.h
@@ -64,9 +64,12 @@ public:
 	bool processCallback(uint16 addr);
 	inline Scene * getScene() { return scene; }
 
+	static Common::String parseMessage(uint16 addr);
+
 	//event driven:
 	void displayMessage(uint16 addr, byte color = 0xd1);
 	void displayMessage(const Common::String &str, byte color = 0xd1);
+	void displayCredits(uint16 addr);
 	void moveTo(const Common::Point & dst, byte o, bool warp = false);
 	void moveTo(uint16 x, uint16 y, byte o, bool warp = false);
 	void moveTo(Object * obj);
-- 
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