PEGASUS: Add very simple mouse movement update checking

1 files changed, 9 insertions, 2 deletions

diff --git a/engines/pegasus/graphics.cpp b/engines/pegasus/graphics.cpp
index 2891f216d5..a25dd673ef 100644
--- a/engines/pegasus/graphics.cpp
+++ b/engines/pegasus/graphics.cpp
@@ -23,6 +23,7 @@
  *
  */
 
+#include "common/events.h"
 #include "common/file.h"
 #include "common/textconsole.h"
 #include "engines/util.h"
@@ -49,6 +50,7 @@ GraphicsManager::GraphicsManager(PegasusEngine *vm) : _vm(vm) {
 	_frontLayer = kMaxAvailableOrder;
 	_firstDisplayElement = _lastDisplayElement = 0;
 	_workArea.create(640, 480, _vm->_system->getScreenFormat());
+	_lastMousePosition = Common::Point(-1, -1);
 }
 	
 GraphicsManager::~GraphicsManager() {
@@ -282,10 +284,15 @@ void GraphicsManager::removeDisplayElement(DisplayElement *oldElement) {
 }
 
 void GraphicsManager::updateDisplay() {
-	// TODO: Check for cursor move/change
-
 	bool screenDirty = false;
 
+	// TODO: Check for cursor change
+	Common::Point mousePos = g_system->getEventManager()->getMousePos();
+	if (_lastMousePosition != mousePos) {
+		screenDirty = true;
+		_lastMousePosition = mousePos;
+	}
+
 	if (!_dirtyRect.isEmpty()) {
 		for (DisplayElement *runner = _firstDisplayElement; runner != 0; runner = runner->_nextElement) {
 			Common::Rect bounds;