From eae689140458efa657cefc549a3670c60d42bb12 Mon Sep 17 00:00:00 2001
From: Colin Snover
Date: Sun, 14 Aug 2016 15:41:37 -0500
Subject: SCI32: Fix kGlobalToLocal and kLocalToGlobal

Fixes (at least) the native SCI save dialogs.
---
 engines/sci/engine/kevent.cpp | 62 +++++++++++++++++++++++++++++++++++++------
 1 file changed, 54 insertions(+), 8 deletions(-)

(limited to 'engines/sci/engine/kevent.cpp')

diff --git a/engines/sci/engine/kevent.cpp b/engines/sci/engine/kevent.cpp
index 56ee2f594c..9250e0fc13 100644
--- a/engines/sci/engine/kevent.cpp
+++ b/engines/sci/engine/kevent.cpp
@@ -34,6 +34,9 @@
 #include "sci/graphics/coordadjuster.h"
 #include "sci/graphics/cursor.h"
 #include "sci/graphics/maciconbar.h"
+#ifdef ENABLE_SCI32
+#include "sci/graphics/frameout.h"
+#endif
 
 namespace Sci {
 
@@ -58,10 +61,7 @@ reg_t kGetEvent(EngineState *s, int argc, reg_t *argv) {
 	if (g_debug_simulated_key && (mask & SCI_EVENT_KEYBOARD)) {
 		// In case we use a simulated event we query the current mouse position
 		mousePos = g_sci->_gfxCursor->getPosition();
-#ifdef ENABLE_SCI32
-		if (getSciVersion() >= SCI_VERSION_2_1_EARLY)
-			g_sci->_gfxCoordAdjuster->fromDisplayToScript(mousePos.y, mousePos.x);
-#endif
+
 		// Limit the mouse cursor position, if necessary
 		g_sci->_gfxCursor->refreshPosition();
 
@@ -284,14 +284,13 @@ reg_t kMapKeyToDir(EngineState *s, int argc, reg_t *argv) {
 
 reg_t kGlobalToLocal(EngineState *s, int argc, reg_t *argv) {
 	reg_t obj = argv[0];
-	reg_t planeObject = argc > 1 ? argv[1] : NULL_REG; // SCI32
 	SegManager *segMan = s->_segMan;
 
 	if (obj.getSegment()) {
 		int16 x = readSelectorValue(segMan, obj, SELECTOR(x));
 		int16 y = readSelectorValue(segMan, obj, SELECTOR(y));
 
-		g_sci->_gfxCoordAdjuster->kernelGlobalToLocal(x, y, planeObject);
+		g_sci->_gfxCoordAdjuster->kernelGlobalToLocal(x, y);
 
 		writeSelectorValue(segMan, obj, SELECTOR(x), x);
 		writeSelectorValue(segMan, obj, SELECTOR(y), y);
@@ -303,14 +302,13 @@ reg_t kGlobalToLocal(EngineState *s, int argc, reg_t *argv) {
 
 reg_t kLocalToGlobal(EngineState *s, int argc, reg_t *argv) {
 	reg_t obj = argv[0];
-	reg_t planeObject = argc > 1 ? argv[1] : NULL_REG; // SCI32
 	SegManager *segMan = s->_segMan;
 
 	if (obj.getSegment()) {
 		int16 x = readSelectorValue(segMan, obj, SELECTOR(x));
 		int16 y = readSelectorValue(segMan, obj, SELECTOR(y));
 
-		g_sci->_gfxCoordAdjuster->kernelLocalToGlobal(x, y, planeObject);
+		g_sci->_gfxCoordAdjuster->kernelLocalToGlobal(x, y);
 
 		writeSelectorValue(segMan, obj, SELECTOR(x), x);
 		writeSelectorValue(segMan, obj, SELECTOR(y), y);
@@ -325,4 +323,52 @@ reg_t kJoystick(EngineState *s, int argc, reg_t *argv) {
 	return NULL_REG;
 }
 
+#ifdef ENABLE_SCI32
+reg_t kGlobalToLocal32(EngineState *s, int argc, reg_t *argv) {
+	const reg_t result = argv[0];
+	const reg_t planeObj = argv[1];
+
+	bool visible = true;
+	Plane *plane = g_sci->_gfxFrameout->getVisiblePlanes().findByObject(planeObj);
+	if (plane == nullptr) {
+		plane = g_sci->_gfxFrameout->getPlanes().findByObject(planeObj);
+		visible = false;
+	}
+	if (plane == nullptr) {
+		error("kGlobalToLocal: Plane %04x:%04x not found", PRINT_REG(planeObj));
+	}
+
+	const int16 x = readSelectorValue(s->_segMan, result, SELECTOR(x)) - plane->_gameRect.left;
+	const int16 y = readSelectorValue(s->_segMan, result, SELECTOR(y)) - plane->_gameRect.top;
+
+	writeSelectorValue(s->_segMan, result, SELECTOR(x), x);
+	writeSelectorValue(s->_segMan, result, SELECTOR(y), y);
+
+	return make_reg(0, visible);
+}
+
+reg_t kLocalToGlobal32(EngineState *s, int argc, reg_t *argv) {
+	const reg_t result = argv[0];
+	const reg_t planeObj = argv[1];
+
+	bool visible = true;
+	Plane *plane = g_sci->_gfxFrameout->getVisiblePlanes().findByObject(planeObj);
+	if (plane == nullptr) {
+		plane = g_sci->_gfxFrameout->getPlanes().findByObject(planeObj);
+		visible = false;
+	}
+	if (plane == nullptr) {
+		error("kLocalToGlobal: Plane %04x:%04x not found", PRINT_REG(planeObj));
+	}
+
+	const int16 x = readSelectorValue(s->_segMan, result, SELECTOR(x)) + plane->_gameRect.left;
+	const int16 y = readSelectorValue(s->_segMan, result, SELECTOR(y)) + plane->_gameRect.top;
+
+	writeSelectorValue(s->_segMan, result, SELECTOR(x), x);
+	writeSelectorValue(s->_segMan, result, SELECTOR(y), y);
+
+	return make_reg(0, visible);
+}
+#endif
+
 } // End of namespace Sci
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