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
|
/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Harry Storbacka
** Magnus Norddahl
** (if your name is missing here, please add it)
*/
//! clanDisplay="Collision"
//! header=display.h
#ifndef header_outline_provider_bitmap
#define header_outline_provider_bitmap
#ifdef CL_API_DLL
#ifdef CL_DISPLAY_EXPORT
#define CL_API_DISPLAY __declspec(dllexport)
#else
#define CL_API_DISPLAY __declspec(dllimport)
#endif
#else
#define CL_API_DISPLAY
#endif
#if _MSC_VER > 1000
#pragma once
#endif
#include <vector>
#include <string>
#include "outline_provider.h"
#include "outline_accuracy.h"
class CL_OutlineProviderBitmap_Generic;
class CL_PixelBuffer;
//: Bitmap outline provider.
//- !group=Display/Collision !
//- !header=display.h!
//- <p>A CL_OutlineProviderBitmap is used to find outlines based on the alpha channel of images.</p>
class CL_API_DISPLAY CL_OutlineProviderBitmap : public CL_OutlineProvider
{
//! Construction:
public:
//: Construct a contour
//param CL_PixelBuffer *pbuf : PixelBuffer containing image data.
//param int alpha_limit : Minimum alpha value for a colliding pixel
CL_OutlineProviderBitmap(CL_PixelBuffer pbuf, int alpha_limit=128, bool get_insides=true);
~CL_OutlineProviderBitmap();
//! Attributes:
public:
//: return the countours that make up the outline
virtual std::vector<CL_Contour> get_contours();
//: return the width of the image used as basis for outline creation.
virtual int get_width();
//: return the height of the image used as basis for outline creation.
virtual int get_height();
//! Implementation:
private:
CL_OutlineProviderBitmap_Generic *impl;
};
#endif
|
