1 | // |
2 | // KBlackbox |
3 | // |
4 | // A simple game inspired by an emacs module |
5 | // |
6 | /*************************************************************************** |
7 | * Copyright (c) 1999-2000, Robert Cimrman * |
8 | * cimrman3@students.zcu.cz * |
9 | * * |
10 | * Copyright (c) 2007, Nicolas Roffet * |
11 | * nicolas-kde@roffet.com * |
12 | * * |
13 | * * |
14 | * This program is free software; you can redistribute it and/or modify * |
15 | * it under the terms of the GNU General Public License as published by * |
16 | * the Free Software Foundation; either version 2 of the License, or * |
17 | * (at your option) any later version. * |
18 | * * |
19 | * This program is distributed in the hope that it will be useful, * |
20 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
21 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
22 | * GNU General Public License for more details. * |
23 | * * |
24 | * You should have received a copy of the GNU General Public License * |
25 | * along with this program; if not, write to the * |
26 | * Free Software Foundation, Inc., * |
27 | * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA * |
28 | ***************************************************************************/ |
29 | |
30 | #include "kbbgraphicsitemborder.h" |
31 | |
32 | |
33 | |
34 | #include "kbbscalablegraphicwidget.h" |
35 | |
36 | |
37 | |
38 | // |
39 | // Constructor / Destructor |
40 | // |
41 | |
42 | KBBGraphicsItemBorder::KBBGraphicsItemBorder(int borderPosition, int columns, int rows, float offset) |
43 | { |
44 | m_offset = offset; |
45 | |
46 | setSize(borderPosition, columns, rows); |
47 | } |
48 | |
49 | |
50 | |
51 | // |
52 | // Public |
53 | // |
54 | |
55 | void KBBGraphicsItemBorder::setSize(int borderPosition, int columns, int rows) |
56 | { |
57 | m_borderPosition = borderPosition; |
58 | m_columns = columns; |
59 | m_rows = rows; |
60 | |
61 | centerCoordinate(m_borderPosition, m_centerX, m_centerY, m_offset); |
62 | } |
63 | |
64 | |
65 | |
66 | // |
67 | // Protected |
68 | // |
69 | |
70 | void KBBGraphicsItemBorder::setBorderPosition(int borderPosition) |
71 | { |
72 | setSize(borderPosition, m_columns, m_rows); |
73 | } |
74 | |
75 | |
76 | void KBBGraphicsItemBorder::centerCoordinate(int borderPosition, float ¢erX, float ¢erY, float offset) |
77 | { |
78 | const float b = (float) KBBScalableGraphicWidget::BORDER_SIZE; |
79 | const float r = (float) KBBScalableGraphicWidget::RATIO; |
80 | float x; |
81 | float y; |
82 | if (borderPosition<m_columns) { |
83 | x = borderPosition*r + b; |
84 | y = offset; |
85 | } else if (borderPosition<m_columns + m_rows) { |
86 | x = m_columns*r + b + b/2 - offset; |
87 | y = (borderPosition - m_columns)*r + b; |
88 | } else if (borderPosition<2*m_columns + m_rows) { |
89 | x = (2*m_columns + m_rows - borderPosition)*r + b/2; |
90 | y = m_rows*r + 3*b/2 - offset; |
91 | } else { |
92 | x = offset; |
93 | y = (2*m_columns + 2*m_rows - borderPosition)*r + b/2; |
94 | } |
95 | |
96 | centerX = x + r/2; |
97 | centerY = y + r/2; |
98 | } |
99 | |
100 | |
101 | float KBBGraphicsItemBorder::centerX() const |
102 | { |
103 | return m_centerX; |
104 | } |
105 | |
106 | |
107 | float KBBGraphicsItemBorder::centerY() const |
108 | { |
109 | return m_centerY; |
110 | } |
111 | |
112 | |
113 | int KBBGraphicsItemBorder::rotationAngle() |
114 | { |
115 | if (m_borderPosition<m_columns) { |
116 | return 0; |
117 | } else if (m_borderPosition<m_columns + m_rows) { |
118 | return 90; |
119 | } else if (m_borderPosition<2*m_columns + m_rows) { |
120 | return 180; |
121 | } else { |
122 | return 270; |
123 | } |
124 | } |
125 | |