VOYEUR: Implemented the setupMCGASaveRect method

4 files changed, 41 insertions, 11 deletions

diff --git a/engines/voyeur/files.cpp b/engines/voyeur/files.cpp
index 966e71bdb0..ee23855cbf 100644
--- a/engines/voyeur/files.cpp
+++ b/engines/voyeur/files.cpp
@@ -542,9 +542,9 @@ PictureResource::PictureResource(BoltFilesState &state, const byte *src) {
 		if (mode != state._vm->_graphicsManager._SVGAMode) {
 			state._vm->_graphicsManager._SVGAMode = mode;
 			// TODO: If necessary, simulate SVGA mode change
+			warning("TODO: May need to implement SVGA stub code");
 		}
 
-		error("TODO: Implement extra picture resource modes");
 //		byte *imgData = _imgData;
 		if (_flags & 0x10) {
 			// TODO: Figure out what it's doing. Looks like a direct clearing
@@ -591,6 +591,7 @@ PictureResource::~PictureResource() {
 
 ViewPortResource::ViewPortResource(BoltFilesState &state, const byte *src):
 		_state(state) {
+	_flags = READ_LE_UINT16(src);
 	_next = state._curLibPtr->getBoltEntry(READ_LE_UINT32(src + 2))._viewPortResource;
 
 	int xs = READ_LE_UINT16(src + 0xC);
@@ -609,6 +610,7 @@ ViewPortResource::ViewPortResource(BoltFilesState &state, const byte *src):
 	state._curLibPtr->resolveIt(READ_LE_UINT32(src + 0x38), &_field38);
 	state._curLibPtr->resolveIt(READ_LE_UINT32(src + 0x3C), &_field3C);
 
+	_field42 = (int16)READ_LE_UINT16(src + 0x42);
 	xs = READ_LE_UINT16(src + 0x46);
 	ys = READ_LE_UINT16(src + 0x48);
 	_clipRect = Common::Rect(xs, ys, xs + READ_LE_UINT16(src + 0x4A),
@@ -628,8 +630,8 @@ ViewPortResource::ViewPortResource(BoltFilesState &state, const byte *src):
 void ViewPortResource::setupViewPort(PictureResource *page, Common::Rect *clipRect,
 		ViewPortSetupPtr setupFn, ViewPortAddPtr addFn, ViewPortRestorePtr restoreFn) {
 	PictureResource *pic = _picResource;
-	Common::Rect r(_bounds.left + pic->_bounds.left, _bounds.top + pic->_bounds.top,
-		_bounds.right, _bounds.bottom);
+	Common::Rect r = _bounds;
+	r.translate(pic->_bounds.left, pic->_bounds.top);
 	int xDiff, yDiff;
 
 	if (page) {
@@ -638,16 +640,18 @@ void ViewPortResource::setupViewPort(PictureResource *page, Common::Rect *clipRe
 		yDiff = page->_bounds.top - r.top;
 
 		if (xDiff > 0) {
+			int width = r.width();
 			r.left = page->_bounds.left;
-			r.setWidth(xDiff <= r.width() ? r.width() - xDiff : 0);
+			r.setWidth(xDiff <= width ? width - xDiff : 0);
 		}
 		if (yDiff > 0) {
+			int height = r.height();
 			r.top = page->_bounds.top;
-			r.setHeight(yDiff <= r.height() ? r.height() - yDiff : 0);
+			r.setHeight(yDiff <= height ? height - yDiff : 0);
 		}
 
-		xDiff = page->_bounds.left + page->_bounds.width();
-		yDiff = page->_bounds.top + page->_bounds.height();
+		xDiff = r.right - page->_bounds.right;
+		yDiff = r.bottom - page->_bounds.bottom;
 
 		if (xDiff > 0)
 			r.setWidth(xDiff <= r.width() ? r.width() - xDiff : 0); 
@@ -661,14 +665,16 @@ void ViewPortResource::setupViewPort(PictureResource *page, Common::Rect *clipRe
 		yDiff = clipRect->top - r.top;
 
 		if (xDiff > 0) {
+			int width = r.width();
 			r.left = clipRect->left;
-			r.setWidth(xDiff <= r.width() ? r.width() - xDiff : 0);
+			r.setWidth(xDiff <= width ? width - xDiff : 0);
 		}
 		if (yDiff > 0) {
+			int height = r.height();
 			r.top = clipRect->top;
-			r.setHeight(yDiff <= r.height() ? r.height() - yDiff : 0);
+			r.setHeight(yDiff <= height ? height - yDiff : 0);
 		}
-		//dx=clipRec->left, cx=clipRect.y
+		
 		xDiff = r.right - clipRect->right;
 		yDiff = r.right - clipRect->right;
 
diff --git a/engines/voyeur/files.h b/engines/voyeur/files.h
index 91f47e21dd..228b5093bb 100644
--- a/engines/voyeur/files.h
+++ b/engines/voyeur/files.h
@@ -218,6 +218,7 @@ private:
 	void setupViewPort(PictureResource *page, Common::Rect *clipRect, ViewPortSetupPtr setupFn,
 		ViewPortAddPtr addFn, ViewPortRestorePtr restoreFn);
 public:
+	int _flags;
 	ViewPortResource *_next;
 	Common::Rect _bounds;
 	int _field18;
@@ -229,6 +230,7 @@ public:
 	byte *_field34;
 	byte *_field38;
 	byte *_field3C;
+	int16 _field42;
 	Common::Rect _clipRect;
 	byte *_field7A;
 	GraphicMethodPtr _fn1;
diff --git a/engines/voyeur/graphics.cpp b/engines/voyeur/graphics.cpp
index e7bff00d31..33391703d3 100644
--- a/engines/voyeur/graphics.cpp
+++ b/engines/voyeur/graphics.cpp
@@ -29,9 +29,11 @@
 namespace Voyeur {
 
 GraphicsManager::GraphicsManager() {
-	_palFlag = false;
 	_SVGAPage = 0;
 	_SVGAMode = 0;
+	_palFlag = false;
+	_MCGAMode = false;
+	_clipPtr = NULL;
 }
 
 void GraphicsManager::sInitGraphics() {
@@ -67,7 +69,19 @@ void GraphicsManager::vDoCycleInt() {
 }
 
 void GraphicsManager::setupMCGASaveRect(ViewPortResource *viewPort) {
+	_MCGAMode = true;
+
+	if (viewPort->_activePage) {
+		viewPort->_activePage->_flags |= 1;
+		Common::Rect *clipRect = _clipPtr;
+		_clipPtr = &viewPort->_clipRect;
+
+		sDrawPic(viewPort->_activePage, viewPort->_picResource, viewPort, NULL);
 
+		_clipPtr = clipRect;
+	}
+
+	viewPort->_field42 = -1;
 }
 
 void GraphicsManager::addRectOptSaveRect(ViewPortResource *viewPort, void *v2, void *v3) {
@@ -82,4 +96,8 @@ void GraphicsManager::addRectNoSaveBack(ViewPortResource *viewPort, void *v2, vo
 
 }
 
+void GraphicsManager::sDrawPic(PictureResource *pic, PictureResource *pic2, ViewPortResource *viewPort, void *v3) {
+
+}
+
 } // End of namespace Voyeur
diff --git a/engines/voyeur/graphics.h b/engines/voyeur/graphics.h
index 43f2563f0d..ce89621e67 100644
--- a/engines/voyeur/graphics.h
+++ b/engines/voyeur/graphics.h
@@ -56,6 +56,8 @@ public:
 	int _SVGAPage;
 	int _SVGAMode;
 	ViewPortResource *_vPort;
+	bool _MCGAMode;
+	Common::Rect *_clipPtr;
 private:
 	static void fadeIntFunc();
 	static void vDoFadeInt();
@@ -74,6 +76,8 @@ public:
 	void addRectOptSaveRect(ViewPortResource *viewPort, void *v2, void *v3);	
 	void restoreMCGASaveRect(ViewPortResource *viewPort);
 	void addRectNoSaveBack(ViewPortResource *viewPort, void *v2, void *v3);
+
+	void sDrawPic(PictureResource *pic, PictureResource *pic2, ViewPortResource *viewPort, void *v3);
 };
 
 } // End of namespace Voyeur