1 /* ScummVM - Graphic Adventure Engine
2  *
3  * ScummVM is the legal property of its developers, whose names
4  * are too numerous to list here. Please refer to the COPYRIGHT
5  * file distributed with this source distribution.
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
20  *
21  */
22 
23 #ifndef GLK_WINDOW_GRAPHICS_H
24 #define GLK_WINDOW_GRAPHICS_H
25 
26 #include "glk/windows.h"
27 #include "glk/picture.h"
28 
29 namespace Glk {
30 
31 /**
32  * Graphics window
33  */
34 class GraphicsWindow : public Window {
35 private:
36 	void touch();
37 
38 	void drawPicture(Picture *src, int x0, int y0, int width, int height, uint linkval);
39 public:
40 	uint _bgnd;
41 	bool _dirty;
42 	uint _w, _h;
43 	Graphics::ManagedSurface *_surface;
44 public:
45 	/**
46 	 * Constructor
47 	 */
48 	GraphicsWindow(Windows *windows, uint rock);
49 
50 	/**
51 	 * Destructor
52 	 */
53 	~GraphicsWindow() override;
54 
55 	bool drawPicture(const Common::String &image, int xpos, int ypos, bool scale,
56 	                   uint imagewidth, uint imageheight);
57 	void drawPicture(const Graphics::Surface &image, uint transColor, int x0, int y0,
58 		int width, int height, uint linkval = 0);
59 
60 	/**
61 	 * Rearranges the window
62 	 */
63 	void rearrange(const Rect &box) override;
64 
65 	/**
66 	 * Get window split size within parent pair window
67 	 */
getSplit(uint size,bool vertical)68 	uint getSplit(uint size, bool vertical) const override {
69 		return size;
70 	}
71 
72 	/**
73 	 * Click the window
74 	 */
75 	void click(const Point &newPos) override;
76 
77 	/**
78 	 * Cancel a mouse event
79 	 */
cancelMouseEvent()80 	void cancelMouseEvent() override {
81 		_mouseRequest = false;
82 	}
83 
84 	/**
85 	 * Cancel a hyperlink event
86 	 */
cancelHyperlinkEvent()87 	void cancelHyperlinkEvent() override {
88 		_hyperRequest = false;
89 	}
90 
requestMouseEvent()91 	void requestMouseEvent() override {
92 		_mouseRequest = true;
93 	}
94 
requestHyperlinkEvent()95 	void requestHyperlinkEvent() override {
96 		_hyperRequest = true;
97 	}
98 
99 	/**
100 	 * Redraw the window
101 	 */
102 	void redraw() override;
103 
104 	void eraseRect(bool whole, const Rect &box) override;
105 
106 	/**
107 	 * Fill an area of the window
108 	 */
109 	void fillRect(uint color, const Rect &box) override;
110 
111 	/**
112 	 * Clear the window
113 	 */
114 	virtual void clear() override;
115 
116 	/**
117 	 * Draw a rectangle in the given area
118 	 */
119 	void frameRect(uint color, const Rect &box);
120 
121 	/**
122 	 * Draws a line between two points
123 	 */
124 	void drawLine(uint color, const Point &from, const Point &to);
125 
126 	void getSize(uint *width, uint *height) const override;
127 
128 	void setBackgroundColor(uint color) override;
129 };
130 
131 } // End of namespace Glk
132 
133 #endif
134