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engines/zvision/scripting/controls/paint_control.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 ZVISION_PAINT_CONTROL_H
+#define ZVISION_PAINT_CONTROL_H
+
+#include "common/list.h"
+#include "common/rect.h"
+#include "graphics/surface.h"
+#include "zvision/scripting/control.h"
+
+namespace ZVision {
+
+// Only used in Zork Nemesis, handles the painting puzzle screen in Lucien's room in Irondune (ch4g)
+class PaintControl : public Control {
+public:
+	PaintControl(ZVision *engine, uint32 key, Common::SeekableReadStream &stream);
+	~PaintControl() override;
+
+	/**
+	 * @param screenSpacePos             The position of the mouse in screen space
+	 * @param backgroundImageSpacePos    The position of the mouse in background image space
+	 */
+	bool onMouseUp(const Common::Point &screenSpacePos, const Common::Point &backgroundImageSpacePos) override;
+
+	/**
+	 * @param screenSpacePos             The position of the mouse in screen space
+	 * @param backgroundImageSpacePos    The position of the mouse in background image space
+	 */
+	bool onMouseDown(const Common::Point &screenSpacePos, const Common::Point &backgroundImageSpacePos) override;
+	/**
+	 * Called on every MouseMove. Tests if the mouse is inside _hotspot, and if so, sets the cursor.
+	 *
+	 * @param engine                     The base engine
+	 * @param screenSpacePos             The position of the mouse in screen space
+	 * @param backgroundImageSpacePos    The position of the mouse in background image space
+	 * @return                           Was the cursor changed?
+	 */
+	bool onMouseMove(const Common::Point &screenSpacePos, const Common::Point &backgroundImageSpacePos) override;
+
+	bool process(uint32 deltaTimeInMillis) override {
+		return false;
+	};
+
+private:
+	/**
+	 * The area that will trigger the event
+	 * This is in image space coordinates, NOT screen space
+	 */
+
+	uint32 _colorKey;
+
+	Graphics::Surface *_paint;
+	Graphics::Surface *_bkg;
+	Graphics::Surface *_brush;
+
+	Common::List<int> _eligibleObjects;
+
+	int _cursor;
+	Common::Rect _rectangle;
+
+	bool _mouseDown;
+
+	bool eligeblity(int itemId);
+	Common::Rect paint(const Common::Point &point);
+
+};
+
+} // End of namespace ZVision
+
+#endif