Added some code to display the subtitles for the Smacker movies, when

available, since they are separate from the Smacker files themselves.

Next step will be to play the voice-over sounds as well, and to make sure
subtitles settings etc. are taken into account (if they aren't already).

svn-id: r10099

3 files changed, 73 insertions, 6 deletions

diff --git a/sword2/anims.cpp b/sword2/anims.cpp
index 764113c1f8..996ba9fc9d 100644
--- a/sword2/anims.cpp
+++ b/sword2/anims.cpp
@@ -841,7 +841,7 @@ int32 FN_play_sequence(int32 *params)	// James(09apr97)
 	FN_stop_music(NULL);	// don't want to carry on streaming game music when smacker starts!
 	g_sword2->_sound->PauseFxForSequence();	// pause sfx during sequence, except the one used for lead-in music
 
-	if (sequenceTextLines)	// if we have some text to accompany this sequence
+	if (sequenceTextLines && g_sword2->_gameId == GID_SWORD2)	// if we have some text to accompany this sequence
 		rv = PlaySmacker(filename, sequenceSpeechArray, leadOut);
 	else
 		rv = PlaySmacker(filename, NULL, leadOut);
diff --git a/sword2/driver/d_draw.cpp b/sword2/driver/d_draw.cpp
index d91eacb503..329680a2db 100644
--- a/sword2/driver/d_draw.cpp
+++ b/sword2/driver/d_draw.cpp
@@ -412,7 +412,8 @@ void CloseTextObject(_movieTextObject *obj) {
 }
 
 void DrawTextObject(_movieTextObject *obj) {
-	warning("stub DrawTextObject");
+	DrawSurface(obj->textSprite, textSurface);
+	
 /*
 	HRESULT				hr;
 	RECT				rd, rs;
@@ -529,9 +530,69 @@ void DrawTextObject(_movieTextObject *obj) {
 extern uint8 musicMuted;
 
 int32 PlaySmacker(char *filename, _movieTextObject *text[], uint8 *musicOut) {
-	warning("stub PlaySmacker %s", filename);
-	return(RD_OK);
+	warning("semi-stub PlaySmacker %s", filename);
+
+	// WORKAROUND: For now, we just do the voice-over parts of the
+	// movies, since they're separate from the actual smacker files.
+
+	// TODO: Play the voice-over sounds.
+
+	if (text) {
+		uint8 oldPal[1024];
+		uint8 tmpPal[1024];
+
+		EraseBackBuffer();
+
+		// In case the cutscene has a long lead-in, start just before
+		// the first line of text.
+
+		int frameCounter = text[0]->startFrame - 12;
+		int textCounter = 0;
+
+		// Fake a palette that will hopefully make the text visible.
+		// In the opening cutscene it seems to use colours 1 (black)
+		// and 255 (white).
+
+		memcpy(oldPal, palCopy, 1024);
+		memset(tmpPal, 0, 1024);
+		tmpPal[255 * 4 + 0] = 255;
+		tmpPal[255 * 4 + 1] = 255;
+		tmpPal[255 * 4 + 2] = 255;
+		BS2_SetPalette(0, 256, tmpPal, RDPAL_INSTANT);
+
+		while (1) {
+			if (frameCounter == text[textCounter]->startFrame) {
+				EraseBackBuffer();
+				OpenTextObject(text[textCounter]);
+				DrawTextObject(text[textCounter]);
+			}
 
+			if (frameCounter == text[textCounter]->endFrame) {
+				CloseTextObject(text[textCounter]);
+				EraseBackBuffer();
+				textCounter++;
+
+				if (text[textCounter] == NULL)
+					break;
+			}
+
+			frameCounter++;
+
+			ServiceWindows();
+
+			char key;
+
+			if (ReadKey(&key) == RD_OK && key == 27)
+				break;
+
+			// Simulate ~12 frames per second.
+			g_system->delay_msecs(80);
+		}
+
+		BS2_SetPalette(0, 256, oldPal, RDPAL_INSTANT);
+	}
+
+	return(RD_OK);
 }
 
 void GetDrawStatus(_drvDrawStatus *s)
diff --git a/sword2/driver/sprite.cpp b/sword2/driver/sprite.cpp
index 6a2b6364dc..5432937731 100644
--- a/sword2/driver/sprite.cpp
+++ b/sword2/driver/sprite.cpp
@@ -1249,8 +1249,14 @@ void DrawSurface(_spriteInfo *s, uint8 *surface, ScummVM::Rect *clipRect) {
 
 	srcPitch = s->w;
 
-	rd.top = rs.top + s->y - scrolly;
-	rd.left = rs.left + s->x - scrollx;
+	if (s->type & RDSPR_DISPLAYALIGN) {
+		rd.top = s->y;
+		rd.left = s->x;
+	} else {
+		rd.top = s->y - scrolly;
+		rd.left = s->x - scrollx;
+	}
+
 	rd.right = rd.left + rs.right;
 	rd.bottom = rd.top + rs.bottom;