SWORD25: Fix blitting code

- Rename collectRenderQueue to preRender
- Only do forceRefresh() in Panel::setColor() and Text::setText() if the new values are different
- Move child object resorting from RenderObject::render() into RenderObject::preRender()

1 files changed, 4 insertions, 2 deletions

diff --git a/engines/sword25/gfx/panel.h b/engines/sword25/gfx/panel.h
index cb94048360..74a93247b6 100644
--- a/engines/sword25/gfx/panel.h
+++ b/engines/sword25/gfx/panel.h
@@ -51,8 +51,10 @@ public:
 		return _color;
 	}
 	void setColor(uint color) {
-		_color = color;
-		forceRefresh();
+		if (_color != color) {
+			_color = color;
+			forceRefresh();
+		}
 	}
 
 	virtual bool persist(OutputPersistenceBlock &writer);