From 86cafd561f8777fc06913dda10e3fe561ecf137e Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Fri, 30 Oct 2009 22:55:35 +0000
Subject: Some work on the kPortrait kernel function, used to show hires
 character portraits in the Windows CD version of KQ6

svn-id: r45552
---
 engines/sci/engine/kernel.cpp    |  4 +--
 engines/sci/engine/kernel.h      |  1 +
 engines/sci/engine/kgraphics.cpp | 53 +++++++++++++++++++++++++++++++++++++++-
 3 files changed, 55 insertions(+), 3 deletions(-)

(limited to 'engines')

diff --git a/engines/sci/engine/kernel.cpp b/engines/sci/engine/kernel.cpp
index a7c6527bc4..9766043b8e 100644
--- a/engines/sci/engine/kernel.cpp
+++ b/engines/sci/engine/kernel.cpp
@@ -334,6 +334,7 @@ SciKernelFunction kfunct_mappers[] = {
 	DEFUN("Platform", kPlatform, "i*"),
 	DEFUN("TextColors", kTextColors, ".*"),
 	DEFUN("TextFonts", kTextFonts, ".*"),
+	DEFUN("Portrait", kPortrait, ".*"),
 
 	// its a stub, but its needed for Pharkas to work
 	DEFUN("PalVary", kPalVary, "ii*"),
@@ -702,8 +703,7 @@ void Kernel::setDefaultKernelNames() {
 		break;
 
 	case SCI_VERSION_1_1:
-		// KQ6CD calls unimplemented function 0x26
-		_kernelNames[0x26] = "Dummy";
+		_kernelNames[0x26] = "Portrait";
 		_kernelNames[0x71] = "PalVary";
 		_kernelNames[0x7c] = "Message";
 		break;
diff --git a/engines/sci/engine/kernel.h b/engines/sci/engine/kernel.h
index 77f5c372b4..15e7489aff 100644
--- a/engines/sci/engine/kernel.h
+++ b/engines/sci/engine/kernel.h
@@ -274,6 +274,7 @@ reg_t kLock(EngineState *s, int argc, reg_t *argv);
 reg_t kPalette(EngineState *s, int argc, reg_t *argv);
 reg_t kPalVary(EngineState *s, int argc, reg_t *argv);
 reg_t kAssertPalette(EngineState *s, int argc, reg_t *argv);
+reg_t kPortrait(EngineState *s, int argc, reg_t *argv);
 reg_t kNumCels(EngineState *s, int argc, reg_t *argv);
 reg_t kNumLoops(EngineState *s, int argc, reg_t *argv);
 reg_t kDrawCel(EngineState *s, int argc, reg_t *argv);
diff --git a/engines/sci/engine/kgraphics.cpp b/engines/sci/engine/kgraphics.cpp
index 0fe1d40e38..9b88ad1bda 100644
--- a/engines/sci/engine/kgraphics.cpp
+++ b/engines/sci/engine/kgraphics.cpp
@@ -197,7 +197,8 @@ enum {
 	K_GRAPH_FILL_BOX_ANY = 11,
 	K_GRAPH_UPDATE_BOX = 12,
 	K_GRAPH_REDRAW_BOX = 13,
-	K_GRAPH_ADJUST_PRIORITY = 14
+	K_GRAPH_ADJUST_PRIORITY = 14,
+	K_GRAPH_SAVE_UNSCALED_BOX = 15	// KQ6CD Windows version
 };
 
 reg_t kGraph(EngineState *s, int argc, reg_t *argv) {
@@ -271,6 +272,11 @@ reg_t kGraph(EngineState *s, int argc, reg_t *argv) {
 		s->priority_last = argv[2].toSint16() - 10;
 		break;
 
+	case K_GRAPH_SAVE_UNSCALED_BOX:
+		// Save an area given in unscaled coordinates, so that a hires control will be drawn over it
+		// TODO
+		break;
+
 	default:
 		error("Unsupported kGraph() operation %04x", argv[0].toSint16());
 	}
@@ -621,6 +627,51 @@ reg_t kAssertPalette(EngineState *s, int argc, reg_t *argv) {
 	return s->r_acc;
 }
 
+// Used to show hires character portraits in the Windows CD version of KQ6
+reg_t kPortrait(EngineState *s, int argc, reg_t *argv) {
+	uint16 operation = argv[0].toUint16();
+
+	switch (operation) {
+		case 0:	// load resource (the corresponding .BIN file from the ACTORS directory)
+			{
+			Common::String resName = s->_segMan->getString(argv[1]);
+			warning("kPortrait, load portrait %s", resName.c_str());
+			// TODO
+			}
+			break;
+		case 1:	// show portrait
+			{
+			Common::String resName = s->_segMan->getString(argv[1]);
+
+			// Show the portrait and sync the sound resource (like kDoSync)
+			/*
+			Common::Point portraitPos = Common::Point(argv[2].toUint16(), argv[3].toUint16());
+			uint resourceNum = argv[4].toUint16() & 0xff;
+			uint noun = argv[5].toUint16() & 0xff;
+			uint verb = argv[6].toUint16() & 0xff;
+			uint cond = argv[7].toUint16() & 0xff;
+			uint seq = argv[8].toUint16() & 0xff;
+			// argv[9] is usually 0
+			*/
+
+			warning("kPortrait, show portrait %s", resName.c_str());
+			// TODO
+			}
+			break;
+		case 2:	// unload resource
+			{
+			uint16 portraitId = argv[1].toUint16();
+			warning("kPortrait, unload portrait ID %d", portraitId);
+			// TODO
+			}
+			break;
+		default:
+			warning("kPortrait(%d), not implemented (argc = %d)", operation, argc);
+	}
+
+	return NULL_REG;
+}
+
 void _k_GenericDrawControl(EngineState *s, reg_t controlObject, bool hilite) {
 	SegManager *segMan = s->_segMan;
 	int16 type = GET_SEL32V(segMan, controlObject, type);
-- 
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