BLADERUNNER: Savagame names fixes

It was not possible to change the name of exisitng savegame
Saves were read too ofter just for over-drawing the thumbnail

5 files changed, 18 insertions, 7 deletions

diff --git a/engines/bladerunner/savefile.cpp b/engines/bladerunner/savefile.cpp
index b556b81756..bc5227dbb4 100644
--- a/engines/bladerunner/savefile.cpp
+++ b/engines/bladerunner/savefile.cpp
@@ -241,9 +241,10 @@ bool SaveFileReadStream::readBool() {
 }
 
 Common::String SaveFileReadStream::readStringSz(uint sz) {
-	char *buf = new char[sz];
+	char *buf = new char[sz + 1];
 	read(buf, sz);
-	Common::String result(buf, sz);
+	buf[sz] = 0;
+	Common::String result(buf);
 	delete[] buf;
 	return result;
 }
diff --git a/engines/bladerunner/ui/kia_section_load.cpp b/engines/bladerunner/ui/kia_section_load.cpp
index 4d91fb51b0..5f8b635320 100644
--- a/engines/bladerunner/ui/kia_section_load.cpp
+++ b/engines/bladerunner/ui/kia_section_load.cpp
@@ -47,6 +47,7 @@ KIASectionLoad::KIASectionLoad(BladeRunnerEngine *vm) : KIASectionBase(vm) {
 	_timeLeft = 0;
 
 	_hoveredLineId = -1;
+	_displayingLineId = -1;
 	_newGameEasyLineId = -1;
 	_newGameMediumLineId = -1;
 	_newGameHardLineId = -1;
@@ -102,23 +103,25 @@ void KIASectionLoad::draw(Graphics::Surface &surface){
 	int selectedLineId = _scrollBox->getSelectedLineData();
 
 	if (_hoveredLineId != selectedLineId) {
-		if (selectedLineId >= 0 && selectedLineId < (int)_saveList.size()) {
+		if (selectedLineId >= 0 && selectedLineId < (int)_saveList.size() && _displayingLineId != selectedLineId) {
 			if (_timeLeft == 0) {
 				SaveStateDescriptor desc = SaveFileManager::queryMetaInfos(_vm->getTargetName(), selectedLineId);
 				const Graphics::Surface *thumbnail = desc.getThumbnail();
 				if (thumbnail != nullptr) {
 					_vm->_kia->playImage(*thumbnail);
+					_displayingLineId = selectedLineId;
 				}
 			}
 		} else {
 			_vm->_kia->playerReset();
 			_timeLeft = 800;
+			_displayingLineId = -1;
 		}
 		_hoveredLineId = selectedLineId;
 	}
 
 	uint32 now = _vm->_time->currentSystem();
-	if (selectedLineId >= 0 && selectedLineId < (int)_saveList.size()) {
+	if (selectedLineId >= 0 && selectedLineId < (int)_saveList.size() && _displayingLineId != selectedLineId) {
 		if (_timeLeft) {
 			uint32 timeDiff = now - _timeLast;
 			if (timeDiff >= _timeLeft) {
@@ -126,6 +129,7 @@ void KIASectionLoad::draw(Graphics::Surface &surface){
 				const Graphics::Surface *thumbnail = desc.getThumbnail();
 				if (thumbnail != nullptr) {
 					_vm->_kia->playImage(*thumbnail);
+					_displayingLineId = selectedLineId;
 				}
 			} else {
 				_timeLeft -= timeDiff;
diff --git a/engines/bladerunner/ui/kia_section_load.h b/engines/bladerunner/ui/kia_section_load.h
index 820b39f5e6..cd34d9946e 100644
--- a/engines/bladerunner/ui/kia_section_load.h
+++ b/engines/bladerunner/ui/kia_section_load.h
@@ -49,6 +49,7 @@ class KIASectionLoad : public KIASectionBase {
 	SaveStateList _saveList;
 
 	int           _hoveredLineId;
+	int           _displayingLineId;
 	int           _newGameEasyLineId;
 	int           _newGameMediumLineId;
 	int           _newGameHardLineId;
diff --git a/engines/bladerunner/ui/kia_section_save.cpp b/engines/bladerunner/ui/kia_section_save.cpp
index f72254bafd..f24d0e01ab 100644
--- a/engines/bladerunner/ui/kia_section_save.cpp
+++ b/engines/bladerunner/ui/kia_section_save.cpp
@@ -62,8 +62,9 @@ KIASectionSave::KIASectionSave(BladeRunnerEngine *vm) : KIASectionBase(vm) {
 	_mouseX = 0;
 	_mouseY = 0;
 
-	_selectedLineId = -1;
 	_hoveredLineId = -1;
+	_displayingLineId = -1;
+	_selectedLineId = -1;
 	_newSaveLineId = -1;
 }
 
@@ -182,23 +183,25 @@ void KIASectionSave::draw(Graphics::Surface &surface){
 	int selectedLineId = _scrollBox->getSelectedLineData();
 
 	if (selectedLineId != _hoveredLineId) {
-		if (selectedLineId >= 0 && selectedLineId < (int)_saveList.size()) {
+		if (selectedLineId >= 0 && selectedLineId < (int)_saveList.size() && _displayingLineId != selectedLineId) {
 			if (_timeLeft == 0) {
 				SaveStateDescriptor desc = SaveFileManager::queryMetaInfos(_vm->getTargetName(), selectedLineId);
 				const Graphics::Surface *thumbnail = desc.getThumbnail();
 				if (thumbnail != nullptr) {
 					_vm->_kia->playImage(*thumbnail);
+					_displayingLineId = selectedLineId;
 				}
 			}
 		} else {
 			_vm->_kia->playerReset();
 			_timeLeft = 800;
+			_displayingLineId = -1;
 		}
 		_hoveredLineId = selectedLineId;
 	}
 
 	uint32 now = _vm->_time->currentSystem();
-	if (selectedLineId >= 0 && selectedLineId < (int)_saveList.size()) {
+	if (selectedLineId >= 0 && selectedLineId < (int)_saveList.size() && _displayingLineId != selectedLineId) {
 		if (_timeLeft) {
 			uint32 timeDiff = now - _timeLast;
 			if (timeDiff >= _timeLeft) {
@@ -206,6 +209,7 @@ void KIASectionSave::draw(Graphics::Surface &surface){
 				const Graphics::Surface *thumbnail = desc.getThumbnail();
 				if (thumbnail != nullptr) {
 					_vm->_kia->playImage(*thumbnail);
+					_displayingLineId = selectedLineId;
 				}
 			} else {
 				_timeLeft -= timeDiff;
diff --git a/engines/bladerunner/ui/kia_section_save.h b/engines/bladerunner/ui/kia_section_save.h
index d3af65288e..528771684d 100644
--- a/engines/bladerunner/ui/kia_section_save.h
+++ b/engines/bladerunner/ui/kia_section_save.h
@@ -64,6 +64,7 @@ class KIASectionSave : public KIASectionBase {
 	int           _mouseY;
 
 	int           _hoveredLineId;
+	int           _displayingLineId;
 	int           _selectedLineId;
 	int           _newSaveLineId;