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engines/sci/graphics/paint32.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 SCI_GRAPHICS_PAINT32_H
+#define SCI_GRAPHICS_PAINT32_H
+
+#include "graphics/primitives.h"
+
+namespace Sci {
+class Plane;
+class SciBitmap;
+class ScreenItem;
+class SegManager;
+
+enum LineStyle {
+	kLineStyleSolid,
+	kLineStyleDashed,
+	kLineStylePattern
+};
+
+/**
+ * Paint32 class, handles painting/drawing for SCI32 (SCI2+) games
+ */
+class GfxPaint32 {
+public:
+	GfxPaint32(SegManager *segMan);
+
+private:
+	SegManager *_segMan;
+
+#pragma mark -
+#pragma mark Line drawing
+public:
+	reg_t kernelAddLine(const reg_t planeObject, const Common::Point &startPoint, const Common::Point &endPoint, const int16 priority, const uint8 color, const LineStyle style, const uint16 pattern, const uint8 thickness);
+	void kernelUpdateLine(ScreenItem *screenItem, Plane *plane, const Common::Point &startPoint, const Common::Point &endPoint, const int16 priority, const uint8 color, const LineStyle style, const uint16 pattern, const uint8 thickness);
+	void kernelDeleteLine(const reg_t screenItemObject, const reg_t planeObject);
+
+private:
+	typedef struct {
+		SciBitmap *bitmap;
+		bool pattern[16];
+		uint8 patternIndex;
+		bool solid;
+		bool horizontal;
+		int lastAddress;
+	} LineProperties;
+
+	class Primitives : public Graphics::Primitives {
+		void drawPoint(int x, int y, uint32 color, void *data) override;
+	};
+
+	reg_t makeLineBitmap(const Common::Point &startPoint, const Common::Point &endPoint, const int16 priority, const uint8 color, const LineStyle style, const uint16 pattern, const uint8 thickness, Common::Rect &outRect);
+};
+
+} // End of namespace Sci
+
+#endif // SCI_GRAPHICS_PAINT32_H