From 0fe067ba4a2d0eea71ad91eaad1d537f1b42e97c Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Wed, 12 Jun 2013 22:43:54 -0400
Subject: VOYEUR: Lock screen background now correctly showing

---
 engines/voyeur/files.cpp    |  2 ++
 engines/voyeur/graphics.cpp | 26 +++++++++++++++++++++++++-
 engines/voyeur/voyeur.cpp   |  1 +
 3 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/engines/voyeur/files.cpp b/engines/voyeur/files.cpp
index b2f4d4f58c..74da77dda1 100644
--- a/engines/voyeur/files.cpp
+++ b/engines/voyeur/files.cpp
@@ -295,6 +295,8 @@ PictureResource *BoltFile::getPictureResource(uint32 id) {
 	if ((int32)id == -1)
 		return NULL;
 
+	if (id & 0xffff)
+		id <<= 16;
 	return getBoltEntry(id)._picResource;
 }
 
diff --git a/engines/voyeur/graphics.cpp b/engines/voyeur/graphics.cpp
index 9f547c65ca..ace4b35718 100644
--- a/engines/voyeur/graphics.cpp
+++ b/engines/voyeur/graphics.cpp
@@ -344,7 +344,31 @@ void GraphicsManager::sDrawPic(DisplayResource *srcDisplay, DisplayResource *des
 
 				// loc_2615E
 				if (srcFlags & 2) {
-					error("TODO: sDrawPic");
+					srcP = srcImgData + srcOffset;
+
+					if (destFlags & 8) {
+						error("TODO: sDrawPic");
+					} else {
+						// loc_25773
+						// Copy from screen to surface with transparency
+						destP = destImgData + screenOffset;
+						srcP = (byte *)_screenSurface.pixels + srcOffset;
+
+						if (srcFlags & 2) {
+							for (int yp = 0; yp < height1; ++yp) {
+								for (int xp = 0; xp < width2; ++xp, ++destP) {
+									byte srcPixel = *srcP++;
+									if (srcPixel)
+										*destP = srcPixel;
+								}
+
+								destP += widthDiff2;
+								srcP += widthDiff; 
+							}
+						} else {
+							error("TODO: sDrawPic");
+						}
+					}
 				} else {
 					if (srcFlags & 0x100) {
 						srcP = srcImgData;
diff --git a/engines/voyeur/voyeur.cpp b/engines/voyeur/voyeur.cpp
index c2e99076af..83e5d80802 100644
--- a/engines/voyeur/voyeur.cpp
+++ b/engines/voyeur/voyeur.cpp
@@ -214,6 +214,7 @@ bool VoyeurEngine::doLock() {
 
 		Common::String password = lock._password;
 		srcPic = _bVoy->getPictureResource(0x702);
+		assert(srcPic);
 
 		// Get the mappings of keys on the keypad
 		keyData = _bVoy->memberAddr(0x705);
-- 
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