* added (incomplete) explicit state machine handling in engine class (see _inputMode)

* added service routines to Gfx
* changed displayCharacterComment to work with the new state machine and gfx routines

svn-id: r29613

1 files changed, 7 insertions, 32 deletions

diff --git a/engines/parallaction/exec_ns.cpp b/engines/parallaction/exec_ns.cpp
index 52e132a56e..1545dc9d07 100644
--- a/engines/parallaction/exec_ns.cpp
+++ b/engines/parallaction/exec_ns.cpp
@@ -478,49 +478,24 @@ void Parallaction::runCommands(CommandList& list, Zone *z) {
 }
 
 
-
+//
+//	ZONE TYPE: EXAMINE
+//
 
 //	displays character head commenting an examined object
 //
-//	works on the frontbuffer
-//
 void Parallaction::displayCharacterComment(ExamineData *data) {
 	if (data->_description == NULL) return;
 
-	// NOTE: saving visible screen before displaying comment allows
-	// to restore the exact situation after the comment is deleted.
-	// This means animations are restored in the exact position as
-	// they were, thus avoiding clipping effect as signalled in
-	// BUG item #1762614.
-	_gfx->copyScreen(Gfx::kBitFront, Gfx::kBitBack);
-
-	_gfx->setFont(_dialogueFont);
-	_gfx->flatBlitCnv(_char._talk, 0, 190, 80, Gfx::kBitFront);
-
-	int16 v26, v28;
-	_gfx->getStringExtent(data->_description, 130, &v28, &v26);
-	Common::Rect r(v28, v26);
-	r.moveTo(140, 10);
-	_gfx->drawBalloon(r, 0);
-	_gfx->displayWrappedString(data->_description, 140, 10, 0, 130);
-
-	waitUntilLeftClick();
+	_gfx->setDialogueBalloon(data->_description, 140, 10, 130, 0, 0);
+	_gfx->setItem(_char._talk, 190, 80);
+	_gfx->setItemFrame(0, 0);
 
-	_gfx->copyScreen(Gfx::kBitBack, Gfx::kBitFront);
-	_gfx->updateScreen();
-
-	return;
+	_inputMode = kInputModeComment;
 }
 
-//
-//	ZONE TYPE: EXAMINE
-//
-
 //	display detail view of an item (and eventually comments)
 //
-//	works on the frontbuffer
-//
-
 void Parallaction::displayItemComment(ExamineData *data) {
 
 	if (data->_description == NULL) return;