From d65140d6b58330e8c00c5bdd1360186b5657e868 Mon Sep 17 00:00:00 2001
From: Johannes Schickel
Date: Mon, 24 Sep 2007 20:26:27 +0000
Subject: - reworked input handling - implement changing movement destination
 while moving

svn-id: r29093
---
 engines/kyra/kyra_v2.cpp  | 36 ++++++++++++++++++++++++++++++++++--
 engines/kyra/kyra_v2.h    | 10 +++++++++-
 engines/kyra/scene_v2.cpp |  5 +++++
 3 files changed, 48 insertions(+), 3 deletions(-)

diff --git a/engines/kyra/kyra_v2.cpp b/engines/kyra/kyra_v2.cpp
index 8d2a7714fe..011e3cb48d 100644
--- a/engines/kyra/kyra_v2.cpp
+++ b/engines/kyra/kyra_v2.cpp
@@ -278,13 +278,18 @@ void KyraEngine_v2::runLoop() {
 	_quitFlag = false;
 	while (!_quitFlag) {
 		//XXX
+
 		int inputFlag = checkInput(0/*dword_324C5*/);
+		removeInputTop();
+
 		update();
+
 		if (inputFlag == 198 || inputFlag == 199) {
 			_unk3 = _handItemSet;
 			Common::Point mouse = getMousePos();
 			handleInput(mouse.x, mouse.y);
 		}
+
 		//XXX
 	}
 }
@@ -353,6 +358,8 @@ void KyraEngine_v2::handleInput(int x, int y) {
 }
 
 int KyraEngine_v2::update() {
+	updateInput();
+
 	refreshAnimObjectsIfNeed();
 	updateMouse();
 	updateSpecialSceneScripts();
@@ -362,6 +369,7 @@ int KyraEngine_v2::update() {
 	//sub_1574C();
 	//XXX
 	_screen->updateScreen();
+
 	return 0;
 }
 
@@ -474,10 +482,22 @@ void KyraEngine_v2::updateMouse() {
 	}
 }
 
-int KyraEngine_v2::checkInput(void *p) {
+void KyraEngine_v2::updateInput() {
 	Common::Event event;
+
+	while (_eventMan->pollEvent(event))
+		_eventList.push_back(event);
+}
+
+int KyraEngine_v2::checkInput(void *p) {
+	updateInput();
+
 	int keys = 0;
-	while (_eventMan->pollEvent(event)) {
+
+	while (_eventList.size()) {
+		Common::Event event = *_eventList.begin();
+		bool breakLoop = false;
+
 		switch (event.type) {
 		case Common::EVENT_KEYDOWN:
 			if (event.kbd.keycode == Common::KEYCODE_RETURN)
@@ -487,10 +507,12 @@ int KyraEngine_v2::checkInput(void *p) {
 				if (event.kbd.keycode == 'd')
 					_debugger->attach();
 			}
+			breakLoop = true;
 			break;
 
 		case Common::EVENT_LBUTTONUP:
 			keys = 198;
+			breakLoop = true;
 			break;
 
 		case Common::EVENT_QUIT:
@@ -503,12 +525,22 @@ int KyraEngine_v2::checkInput(void *p) {
 	
 		if (_debugger->isAttached())
 			_debugger->onFrame();
+
+		if (breakLoop)
+			break;
+
+		_eventList.erase(_eventList.begin());
 	}
 	
 	_system->delayMillis(10);
 	return keys;
 }
 
+void KyraEngine_v2::removeInputTop() {
+	if (_eventList.begin() != _eventList.end())
+		_eventList.erase(_eventList.begin());
+}
+
 void KyraEngine_v2::cleanup() {
 	delete [] _gamePlayBuffer;
 	delete [] _unkBuf500Bytes;
diff --git a/engines/kyra/kyra_v2.h b/engines/kyra/kyra_v2.h
index a530d6c687..4e9210a503 100644
--- a/engines/kyra/kyra_v2.h
+++ b/engines/kyra/kyra_v2.h
@@ -30,6 +30,8 @@
 #include "kyra/script.h"
 #include "kyra/screen_v2.h"
 
+#include "common/list.h"
+
 namespace Kyra {
 
 enum kSequences {
@@ -165,9 +167,15 @@ protected:
 	void updateMouse();
 	
 	int checkInput(void *p);
+	void removeInputTop();
 	void handleInput(int x, int y);
-	
+
 	int inputSceneChange(int x, int y, int unk1, int unk2);
+
+	// - Input
+	void updateInput();
+
+	Common::List<Common::Event> _eventList;
 	
 	// gfx/animation specific
 	uint8 *_gamePlayBuffer;
diff --git a/engines/kyra/scene_v2.cpp b/engines/kyra/scene_v2.cpp
index 7863fa6638..a08be8ceb5 100644
--- a/engines/kyra/scene_v2.cpp
+++ b/engines/kyra/scene_v2.cpp
@@ -271,6 +271,11 @@ int KyraEngine_v2::trySceneChange(int *moveTable, int unk1, int updateChar) {
 		if (ret)
 			++moveTable;
 
+		// TODO: check this again
+		int inputFlag = checkInput(0/*dword_324C5*/);
+		if (inputFlag == 198 || inputFlag == 199)
+			break;
+
 		++updateType;
 		if (!updateType) {
 			update();
-- 
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