Made DraciFont::drawString() return early if the string is too long to fit on the screen.

svn-id: r41475

2 files changed, 11 insertions, 1 deletions

diff --git a/engines/draci/draci.cpp b/engines/draci/draci.cpp
index 58f5261193..13e5ffae6a 100644
--- a/engines/draci/draci.cpp
+++ b/engines/draci/draci.cpp
@@ -136,8 +136,12 @@ int DraciEngine::go() {
 	testString = "I'm smaller than the font above me.";
 	font.drawString(surf, testString, 
 		(320 - font.getStringWidth(testString, 1)) / 2, 150, 1);
-	_system->unlockScreen();
 
+	// Overflow handling test
+	testString = "Checking overflooooooooooooooooooooooooow...";
+	font.drawString(surf, testString, 50, 170, 1);
+
+	_system->unlockScreen();
 	_system->updateScreen();
 
 	// Draw and animate the dragon
diff --git a/engines/draci/font.cpp b/engines/draci/font.cpp
index 9f91e466ea..4ef1b578db 100644
--- a/engines/draci/font.cpp
+++ b/engines/draci/font.cpp
@@ -166,6 +166,12 @@ void DraciFont::drawString(Graphics::Surface *dst, Common::String &str,
 	uint len = str.size();
 
 	for (unsigned int i = 0; i < len; ++i) {
+		
+		// Return early if there's no more space on the screen	
+		if (curx >= dst->w) {
+			return;
+		}		
+			
 		drawChar(dst, str[i], curx, y);
 		curx += getCharWidth(str[i]) + spacing;
 	}