From 147a4e84e7835ff6120477c5d70a8b9ab9a6f3ee Mon Sep 17 00:00:00 2001
From: Nipun Garg
Date: Tue, 18 Jun 2019 00:36:01 +0530
Subject: HDB: Add Tile::drawMasked for masked Blitting

---
 engines/hdb/draw-manager.cpp | 13 +++++++++++++
 engines/hdb/draw-manager.h   |  1 +
 2 files changed, 14 insertions(+)

diff --git a/engines/hdb/draw-manager.cpp b/engines/hdb/draw-manager.cpp
index 2dc49971d1..72ab4419c1 100644
--- a/engines/hdb/draw-manager.cpp
+++ b/engines/hdb/draw-manager.cpp
@@ -330,4 +330,17 @@ void Tile::draw(int x, int y) {
 //	g_system->copyRectToScreen(_surface.getBasePtr(0, 0), _surface.pitch, x, y, _surface.w, _surface.h);
 }
 
+void Tile::drawMasked(int x, int y) {
+	if (x == kScreenWidth || y == kScreenHeight) {
+		return;
+	}
+	_surface.transBlitFrom(_surface, 0xf81f);
+	Common::Rect clip(_surface.getBounds());
+	clip.clip(Common::Rect(0, 0, kScreenWidth - 1 - x, kScreenHeight - 1 - y));
+	if (!clip.isEmpty()) {
+		g_hdb->_drawMan->_globalSurface.copyRectToSurface(_surface.getBasePtr(0, 0), _surface.pitch, x, y, clip.width(), clip.height());
+	}
+	//	g_system->copyRectToScreen(_surface.getBasePtr(0, 0), _surface.pitch, x, y, _surface.w, _surface.h);
+}
+
 }
diff --git a/engines/hdb/draw-manager.h b/engines/hdb/draw-manager.h
index cb4f8182ba..f5d6f5e808 100644
--- a/engines/hdb/draw-manager.h
+++ b/engines/hdb/draw-manager.h
@@ -121,6 +121,7 @@ public:
 
 	Graphics::Surface load(Common::SeekableReadStream *stream);
 	void draw(int x, int y);
+	void drawMasked(int x, int y);
 
 	uint32 _flags;
 
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