Fix more GCC4 narrowing conversion warnings

Signed-off-by: Jérôme Duval <[email protected]>

src/add-ons/screen_savers/message/Message.cpp

@@ -176,7 +176,8 @@ Message::Draw(BView *view, int32 frame)
 	buffer.Lock();
 
 	// Set up the colors
-	rgb_color base_color = {rand() % 25, rand() % 25, rand() % 25};
+	rgb_color base_color = {(uint8)(rand() % 25), (uint8)(rand() % 25),
+		(uint8)(rand() % 25)};
 	offscreen.SetHighColor(base_color); 
 	offscreen.SetLowColor(tint_color(base_color, 0.815F));
 	offscreen.FillRect(offscreen.Bounds(), kCheckered);

src/apps/icon-o-matic/generic/gui/panel/color_picker/ColorSlider.cpp

@@ -439,7 +439,8 @@ ColorSlider::SetModeAndValues(selected_color_mode mode,
 		R*=255.0; G*=255.0; B*=255.0;
 	}
 	
-	rgb_color color = { round(R), round(G), round(B), 255 };
+	rgb_color color = {(uint8)round(R), (uint8)round(G),
+		(uint8)round(B), 255 };
 	
 	fMode = mode;
 	SetOtherValues(value1, value2);
@@ -638,7 +639,7 @@ void
 ColorSlider::_DrawColorLineY(BView *view, float y,
 							 int r, int g, int b)
 {
-	rgb_color color = { r, g, b, 255 };
+	rgb_color color = {(uint8)r, (uint8)g, (uint8)b, 255 };
 	y = 255.0 - y;
 	view->AddLine( BPoint(8.0, y + 5.0), BPoint(27.0, y + 5.0), color );
 }
@@ -648,7 +649,7 @@ void
 ColorSlider::_DrawColorLineX(BView *view, float x,
 							 int r, int g, int b)
 {
-	rgb_color color = { r, g, b, 255 };
+	rgb_color color = {(uint8)r, (uint8)g, (uint8)b, 255 };
 	BRect bounds(view->Bounds());
 	x = (255.0 - x) * (bounds.Width() - 2.0) / 255.0 + 2.0;
 	view->AddLine( BPoint(x, bounds.top + 2.0), BPoint(x, bounds.bottom - 2.0), color );

src/apps/mediaplayer/media_node_framework/NodeManager.cpp

@@ -393,12 +393,12 @@ NodeManager::_SetUpVideoNodes(color_space preferredVideoFormat,
 	format.type = B_MEDIA_RAW_VIDEO;
 	media_raw_video_format videoFormat = {
 		FramesPerSecond(), 1, 0,
-		fVideoBounds.IntegerWidth(),
+		(uint32)fVideoBounds.IntegerWidth(),
 		B_VIDEO_TOP_LEFT_RIGHT, 1, 1,
 		{
 			preferredVideoFormat,
-			fVideoBounds.IntegerWidth() + 1,
-			fVideoBounds.IntegerHeight() + 1,
+			(uint32)(fVideoBounds.IntegerWidth() + 1),
+			(uint32)(fVideoBounds.IntegerHeight() + 1),
 			0, 0, 0
 		}
 	};