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1 | <div class="pod"> |
2 | <!-- INDEX START --> |
3 | <h3 id="TOP">Index</h3> |
4 | |
5 | <ul><li><a href="#NAME">NAME</a></li> |
6 | <li><a href="#CATEGORY">CATEGORY</a></li> |
7 | <li><a href="#SYNOPSIS">SYNOPSIS</a></li> |
8 | <li><a href="#DESCRIPTION">DESCRIPTION</a></li> |
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9 | <li><a href="#CONSTRUCTOR">CONSTRUCTOR </a> |
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10 | <ul><li><a href="#new">new</a></li> |
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11 | <li><a href="#display">display</a></li> |
12 | <li><a href="#duplicate">duplicate</a></li> |
13 | </ul> |
14 | </li> |
15 | <li><a href="#ATTRIBUTES">ATTRIBUTES</a> |
16 | <ul><li><a href="#surface">surface</a></li> |
17 | <li><a href="#w_h_format_pitch_flags">w, h, format, pitch, flags</a></li> |
18 | <li><a href="#clip_rect">clip_rect</a></li> |
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19 | </ul> |
20 | </li> |
21 | <li><a href="#EXTENSIONS">EXTENSIONS</a> |
22 | <ul><li><a href="#blit">blit </a></li> |
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23 | <li><a href="#blit_by">blit_by</a></li> |
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24 | <li><a href="#flip">flip</a></li> |
25 | <li><a href="#update">update</a></li> |
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26 | <li><a href="#draw_rect">draw_rect</a></li> |
27 | <li><a href="#draw_line">draw_line</a></li> |
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28 | </ul> |
29 | </li> |
30 | <li><a href="#AUTHOR">AUTHOR</a> |
31 | </li> |
32 | </ul><hr /> |
33 | <!-- INDEX END --> |
34 | |
35 | <h1 id="NAME">NAME</h1><p><a href="#TOP" class="toplink">Top</a></p> |
36 | <div id="NAME_CONTENT"> |
37 | <p>SDLx::Surface - Graphic surface matrix extension</p> |
38 | |
39 | </div> |
40 | <h1 id="CATEGORY">CATEGORY</h1><p><a href="#TOP" class="toplink">Top</a></p> |
41 | <div id="CATEGORY_CONTENT"> |
42 | <p>Extension</p> |
43 | |
44 | </div> |
45 | <h1 id="SYNOPSIS">SYNOPSIS</h1><p><a href="#TOP" class="toplink">Top</a></p> |
46 | <div id="SYNOPSIS_CONTENT"> |
47 | <pre> use SDL; |
48 | use SDL::Video; |
49 | use SDLx::Surface; |
50 | |
51 | # Create the main surface (display) |
52 | SDL::init(SDL_INIT_VIDEO); |
53 | my $display = SDL::Video::set_video_mode(640, 480, 16, SDL_SWSURFACE); |
54 | |
55 | my $surf_matrix = SDLx::Surface->new( surface => $display); |
56 | |
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57 | $surf_matrix->[10][10] = 0xFFFF; #for 16bpp write white at x = 10 and y=10 |
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58 | |
59 | $surf_matrix->surface( $new_surface ); |
60 | |
61 | my $orig_surface = $surf_matrix->surface(); |
62 | |
63 | </pre> |
64 | |
65 | </div> |
66 | <h1 id="DESCRIPTION">DESCRIPTION</h1><p><a href="#TOP" class="toplink">Top</a></p> |
67 | <div id="DESCRIPTION_CONTENT"> |
68 | <p>An <code>SDLx::Surface</code> allows matrix read and write to a surface, safely. </p> |
69 | |
70 | </div> |
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71 | <h1 id="CONSTRUCTOR">CONSTRUCTOR </h1><p><a href="#TOP" class="toplink">Top</a></p> |
72 | <div id="CONSTRUCTOR_CONTENT"> |
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73 | |
74 | </div> |
75 | <h2 id="new">new</h2> |
76 | <div id="new_CONTENT"> |
77 | <p>Takes a SDL::Surface in hash format.</p> |
78 | <p>If a surface is passed to 'surface =>' that is loaded. Otherwise you can define at least a width and a height. </p> |
79 | <pre> SDLx::Surface->new( surface => $surface) # The $surface is loaded |
80 | |
81 | SDLx::Surface->new( width=> 400, height=>200) |
82 | # A SDL::Surface->new( SDL_ANYFORMAT, 400, 200, 32) is loaded |
83 | |
84 | SDLx::Surface->new( width=> 400, height=>200, flags=> SDL_SWSURFACE, depth=>24 ) |
85 | # A SDL::Surface->new( SDL_SWSURFACE, 400, 200, 24) is loaded |
86 | |
87 | SDLx::Surface->new( width=> 400, height=>200, flags=> SDL_SWSURFACE, depth=>32, greenmask=>0xFF000000 ) |
88 | # A SDL::Surface->new( SDL_ANYFORMAT, 400, 200, 32, 0, 0xFF000000,0, 0, 0 ) is loaded |
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89 | SDLx::Surface->new( w => 1, h => 1, color => 0xFF0000FF ) |
90 | # A SDL::Surface->new( SDL_ANYFORMAT, 1, 1, 32, 0, 0, 0, 0 ) is loaded |
91 | all pixels are colored with color (red) |
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92 | |
93 | </pre> |
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94 | |
95 | </div> |
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96 | <h2 id="display">display</h2> |
97 | <div id="display_CONTENT"> |
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98 | <p>If <a href="http://search.cpan.org/perldoc?SDLx::App::new">SDLx::App::new</a> or <a href="/SDL-Video.html#get_video_mode">SDL::Video::get_video_mode</a> called before then:</p> |
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99 | <pre> my $appx = SDLx::Surface::display(); |
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100 | |
101 | </pre> |
102 | <p>gets the display if it is already made. Passed options are ignored. Otherwise you can quickly make the display with :</p> |
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103 | <pre> SDLx::Surface::display( width => 20, height => 20) #depth => 32 and SDL_ANYFORMAT used |
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104 | |
105 | </pre> |
106 | <p>or you can also pass flags and depth. </p> |
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107 | <pre> SDLx::Surface::display( width => 20, height => 20, flags=> SDL_HWSURFACE, depth=>24) |
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108 | |
109 | </pre> |
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110 | <p>You can also use the keys <code>w</code> and <code>h</code> in place of <code>width</code> and <code>height</code>, as with <code>new</code>.</p> |
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111 | <p>Get or create the main display surface and attach to a SDLx::Surface.</p> |
112 | |
113 | </div> |
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114 | <h2 id="duplicate">duplicate</h2> |
115 | <div id="duplicate_CONTENT"> |
116 | <p>Does a attributes only, no pixel, copy of another SDLx::Surface. </p> |
117 | |
118 | </div> |
119 | <h1 id="ATTRIBUTES">ATTRIBUTES</h1><p><a href="#TOP" class="toplink">Top</a></p> |
120 | <div id="ATTRIBUTES_CONTENT"> |
121 | |
122 | </div> |
123 | <h2 id="surface">surface</h2> |
124 | <div id="surface_CONTENT"> |
125 | <p>If a SDL::Surface is passed it is attached to the matrix. Returns the SDL::Surface that is currently attached to this SDLx::Surface</p> |
126 | |
127 | </div> |
128 | <h2 id="w_h_format_pitch_flags">w, h, format, pitch, flags</h2> |
129 | <div id="w_h_format_pitch_flags_CONTENT"> |
130 | <p>Returns the inner SDL::Surface's respective attribute. See <code>SDL::Surface</code>.</p> |
131 | |
132 | </div> |
133 | <h2 id="clip_rect">clip_rect</h2> |
134 | <div id="clip_rect_CONTENT"> |
135 | <p>Sets the passed <code>SDL::Rect</code> as the new clip_rect for the surface. Returns the SDL::Surface's clip_rect. See <code>SDL::Video::get_clip_rect</code> and <code>SDL::Video::set_clip_rect</code>.</p> |
136 | |
137 | </div> |
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138 | <h1 id="EXTENSIONS">EXTENSIONS</h1><p><a href="#TOP" class="toplink">Top</a></p> |
139 | <div id="EXTENSIONS_CONTENT"> |
140 | |
141 | </div> |
142 | <h2 id="blit">blit </h2> |
143 | <div id="blit_CONTENT"> |
144 | <pre> $sdlx_surface->blit( $dest, $src_rect, $dest_rect ); |
145 | |
146 | </pre> |
147 | <p>Blits SDLx::Surface onto $dest surface. |
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148 | $src_rect or $dest_rect are optional. If $src_rect is ommited, it will be the size of the entire surface. If $dest_rect is ommited, it will be blitted at <code>(0, 0)</code>. $src_rect or $dest_rect can be array refs or SDL::Rect. $dest can be SDLx::Surface or SDL::Surface.</p> |
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149 | <p>Returns $self</p> |
150 | |
151 | </div> |
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152 | <h2 id="blit_by">blit_by</h2> |
153 | <div id="blit_by_CONTENT"> |
154 | <pre> $sdlx_surface->blit_by( $src, $src_rect, $dest_rect ); |
155 | |
156 | </pre> |
157 | <p>Does the same as <code>blit</code> but the <code>SDLx::Surface</code> is the one being blitted to. |
158 | This is useful when the surface you have isn't an <code>SDLx::Surface</code>, but the surface it is being blitted to is.</p> |
159 | |
160 | </div> |
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161 | <h2 id="flip">flip</h2> |
162 | <div id="flip_CONTENT"> |
163 | <p>Applies <a href="/SDL-Video.html#flip">SDL::Video::flip</a> to the Surface, with error checking.</p> |
164 | <p>Returns $self</p> |
165 | |
166 | </div> |
167 | <h2 id="update">update</h2> |
168 | <div id="update_CONTENT"> |
169 | <pre> $sdlx_surface->update(); # whole surface is updated |
170 | $sdlx_surface->update([0,0,1,1]); # only that area (0,0,1,1) is updated |
171 | |
172 | $sdlx_surface->update( [ SDL::Rect->new(0,0,1,2) ... ]); # defined rects are updated |
173 | |
174 | </pre> |
175 | <p>Applies <a href="/SDL-Video.html#update_rect">SDL::Video::update_rect</a> for no rect or 1 array ref. Applies <a href="/SDL-Video.html#update_rects">SDL::Video::update_rects</a> for array of <a href="SDL-Rect.html">SDL::Rect</a>s. </p> |
176 | <p>Returns $self</p> |
177 | |
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178 | |
179 | |
180 | |
181 | |
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182 | </div> |
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183 | <h2 id="draw_rect">draw_rect</h2> |
184 | <div id="draw_rect_CONTENT"> |
185 | <pre> $sdlx_surface->draw_rect( [$x,$y,$w,$h], 0xFFFF00FF ); |
186 | $sdlx_surface->draw_rect( SDL::Rect->new($x,$y,$w,$h), 0xFFFF00FF ); |
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187 | |
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188 | </pre> |
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189 | <p>Draws a rect on the surface with the given color. If the rect is ommited, the colored rect will be drawn to the entire surface.</p> |
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190 | <p>Returns $self</p> |
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191 | |
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192 | </div> |
193 | <h2 id="draw_line">draw_line</h2> |
194 | <div id="draw_line_CONTENT"> |
195 | <pre> $sdlx_surface->draw_line( [$x1, $y1], [$x2, $y2], $color, $antialias); # $color is a number |
196 | $sdlx_surface->draw_line( [$x1, $y1], [$x2, $y2], \@color, $antialias); # |
197 | |
198 | </pre> |
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199 | <p>Draws a line on the surface. Antialias is turned on if $antialias is true. </p> |
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200 | <p>Returns $self</p> |
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201 | |
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202 | </div> |
203 | <h1 id="AUTHOR">AUTHOR</h1><p><a href="#TOP" class="toplink">Top</a></p> |
204 | <div id="AUTHOR_CONTENT"> |
205 | <pre> kthakore |
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206 | |
207 | </pre> |
208 | |
209 | </div> |
210 | </div> |