SCI: Initial implementation of AddLine, UpdateLine, DeleteLine

3 files changed, 38 insertions, 3 deletions

diff --git a/engines/sci/engine/kernel.h b/engines/sci/engine/kernel.h
index 664c97f7b5..d9fdbefbc2 100644
--- a/engines/sci/engine/kernel.h
+++ b/engines/sci/engine/kernel.h
@@ -482,6 +482,9 @@ reg_t kScrollWindow(EngineState *s, int argc, reg_t *argv);
 reg_t kSetFontRes(EngineState *s, int argc, reg_t *argv);
 reg_t kFont(EngineState *s, int argc, reg_t *argv);
 reg_t kBitmap(EngineState *s, int argc, reg_t *argv);
+reg_t kAddLine(EngineState *s, int argc, reg_t *argv);
+reg_t kUpdateLine(EngineState *s, int argc, reg_t *argv);
+reg_t kDeleteLine(EngineState *s, int argc, reg_t *argv);
 
 // SCI3 Kernel functions
 reg_t kPlayDuck(EngineState *s, int argc, reg_t *argv);
diff --git a/engines/sci/engine/kernel_tables.h b/engines/sci/engine/kernel_tables.h
index 254a479e65..9b765283ec 100644
--- a/engines/sci/engine/kernel_tables.h
+++ b/engines/sci/engine/kernel_tables.h
@@ -568,6 +568,9 @@ static SciKernelMapEntry s_kernelMap[] = {
 	{ MAP_CALL(SetFontRes),        SIG_EVERYWHERE,           "ii",                    NULL,            NULL },
 	{ MAP_CALL(Font),              SIG_EVERYWHERE,           "i(.*)",                 NULL,            NULL },
 	{ MAP_CALL(Bitmap),            SIG_EVERYWHERE,           "(.*)",                  NULL,            NULL },
+	{ MAP_CALL(AddLine),           SIG_EVERYWHERE,           "oiiiiiiiii",            NULL,            NULL },
+	{ MAP_CALL(UpdateLine),        SIG_EVERYWHERE,           "roiiiiiiiii",           NULL,            NULL },
+	{ MAP_CALL(DeleteLine),        SIG_EVERYWHERE,           "ro",                    NULL,            NULL },
 
 	// SCI2.1 Empty Functions
 
@@ -613,9 +616,6 @@ static SciKernelMapEntry s_kernelMap[] = {
 	// SCI2.1 unmapped functions - TODO!
 
 	// MovePlaneItems - used by SQ6 to scroll through the inventory via the up/down buttons
-	// AddLine - used by Torin's Passage to highlight the chapter buttons
-	// DeleteLine - used by Torin's Passage to delete the highlight from the chapter buttons
-	// UpdateLine - used by LSL6
 	// SetPalStyleRange - 2 integer parameters, start and end. All styles from start-end
 	//   (inclusive) are set to 0
 	// MorphOn - used by SQ6, script 900, the datacorder reprogramming puzzle (from room 270)
diff --git a/engines/sci/engine/kgraphics32.cpp b/engines/sci/engine/kgraphics32.cpp
index 71c4949d65..53cf8ada75 100644
--- a/engines/sci/engine/kgraphics32.cpp
+++ b/engines/sci/engine/kgraphics32.cpp
@@ -605,6 +605,38 @@ reg_t kEditText(EngineState *s, int argc, reg_t *argv) {
 	return s->r_acc;
 }
 
+reg_t kAddLine(EngineState *s, int argc, reg_t *argv) {
+	reg_t plane = argv[0];
+	Common::Point startPoint(argv[1].toUint16(), argv[2].toUint16());
+	Common::Point endPoint(argv[3].toUint16(), argv[4].toUint16());
+	// argv[5] is unknown (a number, usually 200)
+	byte color = (byte)argv[6].toUint16();
+	byte priority = (byte)argv[7].toUint16();
+	byte control = (byte)argv[8].toUint16();
+	// argv[9] is unknown (usually a small number, 1 or 2). Thickness, perhaps?
+	return g_sci->_gfxFrameout->addPlaneLine(plane, startPoint, endPoint, color, priority, control);
+}
+
+reg_t kUpdateLine(EngineState *s, int argc, reg_t *argv) {
+	reg_t hunkId = argv[0];
+	reg_t plane = argv[1];
+	Common::Point startPoint(argv[2].toUint16(), argv[3].toUint16());
+	Common::Point endPoint(argv[4].toUint16(), argv[5].toUint16());
+	// argv[6] is unknown (a number, usually 200)
+	byte color = (byte)argv[7].toUint16();
+	byte priority = (byte)argv[8].toUint16();
+	byte control = (byte)argv[9].toUint16();
+	// argv[10] is unknown (usually a small number, 1 or 2). Thickness, perhaps?
+	g_sci->_gfxFrameout->updatePlaneLine(plane, hunkId, startPoint, endPoint, color, priority, control);
+	return s->r_acc;
+}
+reg_t kDeleteLine(EngineState *s, int argc, reg_t *argv) {
+	reg_t hunkId = argv[0];
+	reg_t plane = argv[1];
+	g_sci->_gfxFrameout->deletePlaneLine(plane, hunkId);
+	return s->r_acc;
+}
+
 #endif
 
 } // End of namespace Sci