From 51a342b9ecc4282837f974a7bf06374a4de2680e Mon Sep 17 00:00:00 2001
From: Bastien Bouclet
Date: Sat, 5 Aug 2017 14:01:11 +0200
Subject: MOHAWK: Riven: Make sure to update the cursor when entering a card

---
 engines/mohawk/riven.cpp       |  2 +-
 engines/mohawk/riven_stack.cpp | 10 ++++++++++
 engines/mohawk/riven_stack.h   |  8 ++++++++
 3 files changed, 19 insertions(+), 1 deletion(-)

(limited to 'engines')

diff --git a/engines/mohawk/riven.cpp b/engines/mohawk/riven.cpp
index 59a41f5258..4d4f54c240 100644
--- a/engines/mohawk/riven.cpp
+++ b/engines/mohawk/riven.cpp
@@ -412,7 +412,7 @@ void MohawkEngine_Riven::changeToCard(uint16 dest) {
 	_card->enter(true);
 
 	// Now we need to redraw the cursor if necessary and handle mouse over scripts
-	_stack->onMouseMove(_stack->getMousePosition());
+	_stack->queueMouseCursorRefresh();
 
 	// Finally, install any hardcoded timer
 	_stack->installCardTimer();
diff --git a/engines/mohawk/riven_stack.cpp b/engines/mohawk/riven_stack.cpp
index 2e1fd69082..847a98f5ab 100644
--- a/engines/mohawk/riven_stack.cpp
+++ b/engines/mohawk/riven_stack.cpp
@@ -40,6 +40,7 @@ RivenStack::RivenStack(MohawkEngine_Riven *vm, uint16 id) :
 		_vm(vm),
 		_id(id),
 		_mouseIsDown(false),
+		_shouldRefreshMouseCursor(false),
 		_keyPressed(Common::KEYCODE_INVALID) {
 	removeTimer();
 
@@ -275,6 +276,10 @@ void RivenStack::mouseForceUp() {
 	_mouseIsDown = false;
 }
 
+void RivenStack::queueMouseCursorRefresh() {
+	_shouldRefreshMouseCursor = true;
+}
+
 void RivenStack::onFrame() {
 	if (!_vm->getCard() || _vm->_scriptMan->hasQueuedScripts()) {
 		return;
@@ -284,6 +289,11 @@ void RivenStack::onFrame() {
 
 	_vm->_gfx->updateEffects();
 
+	if (_shouldRefreshMouseCursor) {
+		_vm->getCard()->onMouseMove(getMousePosition());
+		_shouldRefreshMouseCursor = false;
+	}
+
 	RivenScriptPtr script(new RivenScript());
 	if (_mouseIsDown) {
 		script += _vm->getCard()->onMouseDragUpdate();
diff --git a/engines/mohawk/riven_stack.h b/engines/mohawk/riven_stack.h
index 429169b960..740dff8adc 100644
--- a/engines/mohawk/riven_stack.h
+++ b/engines/mohawk/riven_stack.h
@@ -129,6 +129,13 @@ public:
 	/** Handle a mouse move event */
 	void onMouseMove(const Common::Point &mouse);
 
+	/**
+	 * The mouse cursor needs to be refreshed on the next interactive frame
+	 *
+	 * Even if the mouse didn't move.
+	 */
+	void queueMouseCursorRefresh();
+
 	/** Frame update handler */
 	void onFrame();
 
@@ -208,6 +215,7 @@ private:
 	bool _mouseIsDown;
 	Common::Point _mousePosition;
 	Common::Point _mouseDragStartPosition;
+	bool _shouldRefreshMouseCursor;
 
 	// Timer
 	Common::SharedPtr<TimerProc> _timerProc;
-- 
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