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engines/ultima/ultima8/gumps/inverter_gump.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#ifndef ULTIMA8_GUMPS_INVERTERGUMP_H
+#define ULTIMA8_GUMPS_INVERTERGUMP_H
+
+#include "ultima/ultima8/gumps/desktop_gump.h"
+#include "ultima/ultima8/misc/classtype.h"
+
+namespace Ultima {
+namespace Ultima8 {
+
+class RenderSurface;
+
+/**
+ * A gump to vertically invert the desktop contents - happens when certain switches in the game are switched.
+ */
+class InverterGump : public DesktopGump {
+public:
+	ENABLE_RUNTIME_CLASSTYPE()
+
+	InverterGump(int32 x, int32 y, int32 width, int32 height);
+	~InverterGump() override;
+
+	void Paint(RenderSurface *surf, int32 lerp_factor, bool scaled) override;
+	void PaintChildren(RenderSurface *surf, int32 lerp_factor, bool scaled) override;
+
+	void ParentToGump(int32 &px, int32 &py,
+	                          PointRoundDir r = ROUND_TOPLEFT) override;
+	void GumpToParent(int32 &gx, int32 &gy,
+	                          PointRoundDir r = ROUND_TOPLEFT) override;
+
+	void RenderSurfaceChanged() override;
+
+protected:
+	RenderSurface *_buffer;
+};
+
+} // End of namespace Ultima8
+} // End of namespace Ultima
+
+#endif