From 17f23ad3d5e8dcbbddf255bcea3664be349df19f Mon Sep 17 00:00:00 2001
From: Robert Göffringmann
Date: Mon, 15 Nov 2004 08:23:09 +0000
Subject: BS1 demo is basically fully supported now. only some SFX are flipped.

svn-id: r15819
---
 sword1/control.cpp | 2 ++
 sword1/logic.cpp   | 9 ++++++++-
 sword1/sound.cpp   | 6 ++++++
 sword1/sword1.cpp  | 1 +
 4 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/sword1/control.cpp b/sword1/control.cpp
index eddb799e2f..5d71435f1b 100644
--- a/sword1/control.cpp
+++ b/sword1/control.cpp
@@ -981,6 +981,8 @@ void Control::doRestore(void) {
 	Logic::_scriptVars[CHANGE_STANCE] = STAND;
 	Logic::_scriptVars[CHANGE_PLACE] = cpt->o_place;
 	SwordEngine::_systemVars.justRestoredGame = 1;
+	if (SwordEngine::_systemVars.isDemo)
+		Logic::_scriptVars[PLAYINGDEMO] = 1;
 }
 
 void Control::delay(uint32 msecs) {
diff --git a/sword1/logic.cpp b/sword1/logic.cpp
index 8c4095b215..e536986ff6 100644
--- a/sword1/logic.cpp
+++ b/sword1/logic.cpp
@@ -37,6 +37,8 @@
 
 #include "sword1/debug.h"
 
+#include "gui/message.h"
+
 namespace Sword1 {
 
 #define MAX_STACK_SIZE 10
@@ -1630,7 +1632,12 @@ int Logic::fnRestartGame(Object *cpt, int32 id, int32 a, int32 b, int32 c, int32
 }
 
 int Logic::fnQuitGame(Object *cpt, int32 id, int32 a, int32 b, int32 c, int32 d, int32 z, int32 x) {
-	error("fnQuitGame() called");
+	if (SwordEngine::_systemVars.isDemo) {
+		GUI::MessageDialog dialog("This is the end of the Broken Sword 1 Demo", "OK", NULL);
+		dialog.runModal();
+		SwordEngine::_systemVars.engineQuit = true;
+	} else
+		error("fnQuitGame() called");
 	return SCRIPT_STOP;
 }
 
diff --git a/sword1/sound.cpp b/sword1/sound.cpp
index fde2a402cc..565ba9cc8f 100644
--- a/sword1/sound.cpp
+++ b/sword1/sound.cpp
@@ -61,6 +61,10 @@ int Sound::addToQueue(int32 fxNo) {
 			warning("Sound queue overflow");
 			return 0;
 		}
+		if ((fxNo == 168) && (SwordEngine::_systemVars.isDemo)) {
+			// this sound doesn't exist in demo
+			return 0;
+		}
 		_resMan->resOpen(_fxList[fxNo].sampleId);
 		_fxQueue[_endOfQueue].id = fxNo;
 		if (_fxList[fxNo].type == FX_SPOT)
@@ -140,6 +144,8 @@ void Sound::quitScreen(void) {
 }
 
 void Sound::playSample(QueueElement *elem) {
+	//if (((elem->id == 11) || (elem->id == 12) || (elem->id == 224)) && SwordEngine::_systemVars.isDemo)
+	//	return;
 	uint8 *sampleData = (uint8*)_resMan->fetchRes(_fxList[elem->id].sampleId);
 	for (uint16 cnt = 0; cnt < MAX_ROOMS_PER_FX; cnt++) {
 		if (_fxList[elem->id].roomVolList[cnt].roomNo) {
diff --git a/sword1/sword1.cpp b/sword1/sword1.cpp
index f9cbb2115d..0b67ba75be 100644
--- a/sword1/sword1.cpp
+++ b/sword1/sword1.cpp
@@ -1116,6 +1116,7 @@ void SwordEngine::checkCdFiles(void) { // check if we're running from cd, hdd or
 	} else { // speech1 & speech2 not present. are we running from cd?
 		if (test.open("cows.mad")) {
 			_systemVars.isDemo = true;
+			Logic::_scriptVars[PLAYINGDEMO] = 1;
 			test.close();
 		}
 		if (test.open("cd1.id")) {
-- 
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