aboutsummaryrefslogtreecommitdiff
path: root/engines/sherlock/surface.h
blob: 6e2904e657a72b20b26216053a255f63a770f7d9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/* 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 2
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

#ifndef SHERLOCK_SURFACE_H
#define SHERLOCK_SURFACE_H

#include "common/rect.h"
#include "common/platform.h"
#include "graphics/screen.h"
#include "sherlock/fonts.h"
#include "sherlock/image_file.h"

namespace Sherlock {

#define SCALE_THRESHOLD 0x100
#define TRANSPARENCY 255

/**
 * Implements a base surface that combines both a managed surface and the font
 * drawing code. It also introduces a series of drawing method stubs that the 3DO
 * Serrated Scalpel screen overrides to implement sprite doubling
 */
class BaseSurface: public Graphics::Screen, public Fonts {
public:
	/**
	 * Constructor
	 */
	BaseSurface();

	/**
	 * Constructor
	 */
	BaseSurface(int width, int height);
	BaseSurface(int width_, int height_, const Graphics::PixelFormat &pf);

	/**
	 * Draws a surface on this surface
	 */
	virtual void SHblitFrom(const Graphics::Surface &src) {
		Graphics::ManagedSurface::blitFrom(src);
	}

	/**
	 * Draws a surface at a given position within this surface
	 */
	virtual void SHblitFrom(const Graphics::Surface &src, const Common::Point &destPos) {
		Graphics::ManagedSurface::blitFrom(src, destPos);
	}

	/**
	 * Draws a sub-section of a surface at a given position within this surface
	 */
	virtual void SHblitFrom(const Graphics::Surface &src, const Common::Point &destPos, const Common::Rect &srcBounds) {
		Graphics::ManagedSurface::blitFrom(src, srcBounds, destPos);
	}

	/**
	 * Draws an image frame at a given position within this surface with transparency
	 */
	virtual void SHtransBlitFrom(const ImageFrame &src, const Common::Point &pt,
		bool flipped = false, int overrideColor = 0, int scaleVal = SCALE_THRESHOLD);

	/**
	 * Draws an image frame at a given position within this surface with transparency
	 */
	virtual void SHtransBlitFrom(const Graphics::Surface &src, const Common::Point &pt,
		bool flipped = false, int overrideColor = 0, int scaleVal = SCALE_THRESHOLD);

	/**
	 * Fill a given area of the surface with a given color
	 */
	virtual void SHfillRect(const Common::Rect &r, uint color) {
		Graphics::ManagedSurface::fillRect(r, color);
	}

	/**
	 * Return the width of the surface
	 */
	virtual uint16 width() const { return this->w; }

	/**
	 * Return the height of the surface
	 */
	virtual uint16 height() const { return this->h; }

	/**
	 * Draws the given string into the back buffer using the images stored in _font
	 */
	void writeString(const Common::String &str, const Common::Point &pt, uint overrideColor);

	/**
	 * Draws a fancy version of the given string at the given position
	 */
	void writeFancyString(const Common::String &str, const Common::Point &pt, uint overrideColor1, uint overrideColor2);
};

class Surface : public BaseSurface {
protected:
	/**
	* Override the addDirtyRect from Graphics::Screen, since for standard
	* surfaces we don't need dirty rects to be tracked
	*/
	virtual void addDirtyRect(const Common::Rect &r) {}
public:
	Surface() : BaseSurface() {}
	Surface(int width_, int height_) : BaseSurface(width_, height_) {}
	Surface(int width_, int height_, const Graphics::PixelFormat &pf) : BaseSurface(width_, height_, pf) {}
};

} // End of namespace Sherlock

#endif