From 9072b0c26e01615d9a8b029ed703ede102659e99 Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Thu, 24 Dec 2009 15:02:06 +0000
Subject: SCI32: Added some more stubs for picture manipulation, screen update
 and animation functions

svn-id: r46529
---
 engines/sci/engine/kernel.cpp   |  6 ++++
 engines/sci/engine/kernel.h     |  8 +++++
 engines/sci/engine/kernel32.cpp | 67 +++++++++++++++++++++++++++++++++++++++++
 3 files changed, 81 insertions(+)

(limited to 'engines')

diff --git a/engines/sci/engine/kernel.cpp b/engines/sci/engine/kernel.cpp
index 831f54cd6c..4054d0374b 100644
--- a/engines/sci/engine/kernel.cpp
+++ b/engines/sci/engine/kernel.cpp
@@ -345,6 +345,12 @@ SciKernelFunction kfunct_mappers[] = {
 	DEFUN("AddScreenItem", kAddScreenItem, "o"),
 	DEFUN("UpdateScreenItem", kUpdateScreenItem, "o"),
 	DEFUN("DeleteScreenItem", kDeleteScreenItem, "o"),
+	DEFUN("AddPlane", kAddPlane, "o"),
+	DEFUN("DeletePlane", kDeletePlane, "o"),
+	DEFUN("UpdatePlane", kUpdatePlane, "o"),
+	DEFUN("RepaintPlane", kRepaintPlane, "o"),
+	DEFUN("FrameOut", kFrameOut, ""),
+	DEFUN("ListEachElementDo", kListEachElementDo, ".*"),
 
 	// SCI2.1 Kernel Functions
 	DEFUN("Save", kSave, ".*"),
diff --git a/engines/sci/engine/kernel.h b/engines/sci/engine/kernel.h
index 3119df4c62..8f43a1b7f5 100644
--- a/engines/sci/engine/kernel.h
+++ b/engines/sci/engine/kernel.h
@@ -395,9 +395,17 @@ reg_t kTextFonts(EngineState *s, int argc, reg_t *argv);
 reg_t kIsHiRes(EngineState *s, int argc, reg_t *argv);
 reg_t kArray(EngineState *s, int argc, reg_t *argv);
 reg_t kString(EngineState *s, int argc, reg_t *argv);
+// "Screen items" in SCI32 are views
 reg_t kAddScreenItem(EngineState *s, int argc, reg_t *argv);
 reg_t kUpdateScreenItem(EngineState *s, int argc, reg_t *argv);
 reg_t kDeleteScreenItem(EngineState *s, int argc, reg_t *argv);
+// "Planes" in SCI32 are pictures
+reg_t kAddPlane(EngineState *s, int argc, reg_t *argv);
+reg_t kDeletePlane(EngineState *s, int argc, reg_t *argv);
+reg_t kUpdatePlane(EngineState *s, int argc, reg_t *argv);
+reg_t kRepaintPlane(EngineState *s, int argc, reg_t *argv);
+reg_t kFrameOut(EngineState *s, int argc, reg_t *argv);
+reg_t kListEachElementDo(EngineState *s, int argc, reg_t *argv);
 
 // SCI2.1 Kernel Functions
 reg_t kSave(EngineState *s, int argc, reg_t *argv);
diff --git a/engines/sci/engine/kernel32.cpp b/engines/sci/engine/kernel32.cpp
index caaec8ad6f..59e3168340 100644
--- a/engines/sci/engine/kernel32.cpp
+++ b/engines/sci/engine/kernel32.cpp
@@ -603,6 +603,8 @@ reg_t kAddScreenItem(EngineState *s, int argc, reg_t *argv) {
 	// HACK: just draw the view on screen
 	s->_gui->drawCel(viewId, loopNo, celNo, leftPos, topPos, priority, 0);
 
+	// TODO
+
 	warning("kAddScreenItem, object %04x:%04x, view %d, loop %d, cel %d, pri %d", PRINT_REG(viewObj), viewId, loopNo, celNo, priority);
 	//s->_gui->addToPicView(viewId, loopNo, celNo, leftPos, topPos, priority, control);
 	return NULL_REG;
@@ -618,6 +620,8 @@ reg_t kUpdateScreenItem(EngineState *s, int argc, reg_t *argv) {
 	int16 priority = GET_SEL32V(s->_segMan, viewObj, priority);
 	//int16 control = 0;
 	
+	// TODO
+
 	warning("kUpdateScreenItem, view %d, loop %d, cel %d, pri %d", viewId, loopNo, celNo, priority);
 	return NULL_REG;
 }
@@ -631,10 +635,73 @@ reg_t kDeleteScreenItem(EngineState *s, int argc, reg_t *argv) {
 	//int16 topPos = 0;
 	int16 priority = GET_SEL32V(s->_segMan, viewObj, priority);
 	//int16 control = 0;
+
+	// TODO
+
 	warning("kDeleteScreenItem, view %d, loop %d, cel %d, pri %d", viewId, loopNo, celNo, priority);
 	return NULL_REG;
 }
 
+reg_t kAddPlane(EngineState *s, int argc, reg_t *argv) {
+	reg_t picObj = argv[0];
+	// This kernel call shows pictures on screen
+	// The picture ID is likely in the "picture" selector (?)
+
+	// TODO
+
+	warning("kAddPlane object %04x:%04x", PRINT_REG(picObj));
+	return NULL_REG;
+}
+
+reg_t kDeletePlane(EngineState *s, int argc, reg_t *argv) {
+	reg_t picObj = argv[0];
+	// The picture ID is likely in the "picture" selector (?)
+
+	// TODO
+
+	warning("kDeletePlane object %04x:%04x", PRINT_REG(picObj));
+	return NULL_REG;
+}
+
+reg_t kUpdatePlane(EngineState *s, int argc, reg_t *argv) {
+	reg_t picObj = argv[0];
+	// The picture ID is likely in the "picture" selector (?)
+
+	// TODO
+
+	warning("kUpdatePlane object %04x:%04x", PRINT_REG(picObj));
+	return NULL_REG;
+}
+
+reg_t kRepaintPlane(EngineState *s, int argc, reg_t *argv) {
+	reg_t picObj = argv[0];
+	// The picture ID is likely in the "picture" selector (?)
+
+	// TODO
+
+	warning("kRepaintPlane object %04x:%04x", PRINT_REG(picObj));
+	return NULL_REG;
+}
+
+reg_t kFrameOut(EngineState *s, int argc, reg_t *argv) {
+	// This kernel call likely seems to be doing the screen updates, 
+	// as its called right after a view is updated
+
+	// TODO
+
+	return NULL_REG;
+}
+
+reg_t kListEachElementDo(EngineState *s, int argc, reg_t *argv) {
+
+	// Likely performs doit() on each element, for screen updates/animations?
+	// It's called constantly, so perhaps that's its purpose...
+
+	// TODO
+
+	return NULL_REG;
+}
+
 } // End of namespace Sci
 
 #endif	// ENABLE_SCI32
-- 
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