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<title>FIFE: FIFE::Image Class Reference</title>
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<div id="projectname">FIFE <span id="projectnumber">2008.0</span></div>
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<div class="title">FIFE::Image Class Reference</div> </div>
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<!-- doxytag: class="FIFE::Image" --><!-- doxytag: inherits="FIFE::ResourceClass,FIFE::AbstractImage" -->
<p><code>#include <<a class="el" href="image_8h_source.html">image.h</a>></code></p>
<div class="dynheader">
Inheritance diagram for FIFE::Image:</div>
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<div class="center"><img src="class_f_i_f_e_1_1_image__inherit__graph.png" border="0" usemap="#_f_i_f_e_1_1_image_inherit__map" alt="Inheritance graph"/></div>
<map name="_f_i_f_e_1_1_image_inherit__map" id="_f_i_f_e_1_1_image_inherit__map">
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Collaboration diagram for FIFE::Image:</div>
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<center><span class="legend">[<a target="top" href="graph_legend.html">legend</a>]</span></center></div>
<p><a href="class_f_i_f_e_1_1_image-members.html">List of all members.</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_f_i_f_e_1_1_image.html#a3ff36053674d274a137c937415decec4">Image</a> (SDL_Surface *surface)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_f_i_f_e_1_1_image.html#a3f11c9931b97edc8a236b30fc414b832">Image</a> (const uint8_t *data, unsigned int width, unsigned int height)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_f_i_f_e_1_1_image.html#aac67e6a912c345785bd73f4ab3f954c9">invalidate</a> ()=0</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_f_i_f_e_1_1_image.html#afb5dac51e57bc4fcfe92e907348231ca">render</a> (const <a class="el" href="class_f_i_f_e_1_1_rect_type.html">Rect</a> &rect, SDL_Surface *dst, unsigned char alpha=255)=0</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_f_i_f_e_1_1_image.html#ad6136a54255ce795cd42b3f9b638edd3">render</a> (const <a class="el" href="class_f_i_f_e_1_1_rect_type.html">Rect</a> &rect, unsigned char alpha=255)</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">SDL_Surface * </td><td class="memItemRight" valign="bottom"><a class="el" href="class_f_i_f_e_1_1_image.html#aef146245c6d9f7e142121bab1f2fbd36">detachSurface</a> ()</td></tr>
<tr><td colspan="2"><h2><a name="pro-methods"></a>
Protected Member Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_f_i_f_e_1_1_image.html#a19dabd135d26a60c8be22f58e7c7364d">setClipArea</a> (const <a class="el" href="class_f_i_f_e_1_1_rect_type.html">Rect</a> &cliparea, bool clear)=0</td></tr>
<tr><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_f_i_f_e_1_1_image.html#ab65d8b30628a314ce2d08d4dc34d602f">clearClipArea</a> ()</td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Base Class for Images. </p>
<p>Definition at line <a class="el" href="image_8h_source.html#l00138">138</a> of file <a class="el" href="image_8h_source.html">image.h</a>.</p>
</div><hr/><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" id="a3ff36053674d274a137c937415decec4"></a><!-- doxytag: member="FIFE::Image::Image" ref="a3ff36053674d274a137c937415decec4" args="(SDL_Surface *surface)" -->
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<td class="memname">FIFE::Image::Image </td>
<td>(</td>
<td class="paramtype">SDL_Surface * </td>
<td class="paramname"><em>surface</em></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Constructor. </p>
<dl class="note"><dt><b>Note:</b></dt><dd>Takes ownership of the SDL Surface </dd></dl>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">surface</td><td>SDL Surface in RGBA format </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="image_8cpp_source.html#l00037">37</a> of file <a class="el" href="image_8cpp_source.html">image.cpp</a>.</p>
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</div>
<a class="anchor" id="a3f11c9931b97edc8a236b30fc414b832"></a><!-- doxytag: member="FIFE::Image::Image" ref="a3f11c9931b97edc8a236b30fc414b832" args="(const uint8_t *data, unsigned int width, unsigned int height)" -->
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<td class="memname">FIFE::Image::Image </td>
<td>(</td>
<td class="paramtype">const uint8_t * </td>
<td class="paramname"><em>data</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>width</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned int </td>
<td class="paramname"><em>height</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Constructor </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">data</td><td>Pointer to the imagedata (needs to be in RGBA, 8 bits per channel). </td></tr>
<tr><td class="paramname">width</td><td>Width of the image. </td></tr>
<tr><td class="paramname">height</td><td>Height of the image. </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="image_8cpp_source.html#l00042">42</a> of file <a class="el" href="image_8cpp_source.html">image.cpp</a>.</p>
</div>
</div>
<hr/><h2>Member Function Documentation</h2>
<a class="anchor" id="ab65d8b30628a314ce2d08d4dc34d602f"></a><!-- doxytag: member="FIFE::Image::clearClipArea" ref="ab65d8b30628a314ce2d08d4dc34d602f" args="()" -->
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<td class="memname">void FIFE::Image::clearClipArea </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td><code> [protected, virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Clears any possible clip areas </p>
<dl class="see"><dt><b>See also:</b></dt><dd>pushClipArea </dd></dl>
<p>Definition at line <a class="el" href="image_8cpp_source.html#l00171">171</a> of file <a class="el" href="image_8cpp_source.html">image.cpp</a>.</p>
<p>References <a class="el" href="class_f_i_f_e_1_1_image.html#a19dabd135d26a60c8be22f58e7c7364d">setClipArea()</a>.</p>
</div>
</div>
<a class="anchor" id="aef146245c6d9f7e142121bab1f2fbd36"></a><!-- doxytag: member="FIFE::Image::detachSurface" ref="aef146245c6d9f7e142121bab1f2fbd36" args="()" -->
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<td class="memname">SDL_Surface * FIFE::Image::detachSurface </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Removes underlying SDL_Surface from the image (if exists) and returns this </p>
<dl class="note"><dt><b>Note:</b></dt><dd>this effectively causes SDL_Surface not to be freed on destruction </dd></dl>
<p>Definition at line <a class="el" href="image_8cpp_source.html#l00074">74</a> of file <a class="el" href="image_8cpp_source.html">image.cpp</a>.</p>
</div>
</div>
<a class="anchor" id="aac67e6a912c345785bd73f4ab3f954c9"></a><!-- doxytag: member="FIFE::Image::invalidate" ref="aac67e6a912c345785bd73f4ab3f954c9" args="()=0" -->
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<td class="memname">virtual void FIFE::Image::invalidate </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
<td><code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Invalidates the <a class="el" href="class_f_i_f_e_1_1_image.html">Image</a> causing it to be reset or re-loaded </p>
<p>Implemented in <a class="el" href="class_f_i_f_e_1_1_g_l_image.html#a114fe0299b2a168b99107e058290d4a9">FIFE::GLImage</a>, and <a class="el" href="class_f_i_f_e_1_1_s_d_l_image.html#a216eeb04b815c190834ae58ef11de945">FIFE::SDLImage</a>.</p>
</div>
</div>
<a class="anchor" id="afb5dac51e57bc4fcfe92e907348231ca"></a><!-- doxytag: member="FIFE::Image::render" ref="afb5dac51e57bc4fcfe92e907348231ca" args="(const Rect &rect, SDL_Surface *dst, unsigned char alpha=255)=0" -->
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<td class="memname">virtual void FIFE::Image::render </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_f_i_f_e_1_1_rect_type.html">Rect</a> & </td>
<td class="paramname"><em>rect</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">SDL_Surface * </td>
<td class="paramname"><em>dst</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned char </td>
<td class="paramname"><em>alpha</em> = <code>255</code> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td><code> [pure virtual]</code></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Renders itself to the Destination surface at the rectangle rect.</p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">rect</td><td>The position and clipping where to draw this image to. </td></tr>
<tr><td class="paramname">target</td><td>Target surface to draw to, e.g. main screen or other image </td></tr>
<tr><td class="paramname">alpha</td><td>The alpha value, with which to draw self. opaque by default. </td></tr>
</table>
</dd>
</dl>
<p>Implemented in <a class="el" href="class_f_i_f_e_1_1_g_l_image.html#abb2608d313999ceff1908b69888388d6">FIFE::GLImage</a>, and <a class="el" href="class_f_i_f_e_1_1_s_d_l_image.html#aa3b1386205ff83c70a3f25c5ec2ade4f">FIFE::SDLImage</a>.</p>
<p>Referenced by <a class="el" href="cursor_8cpp_source.html#l00145">FIFE::Cursor::draw()</a>, and <a class="el" href="image_8cpp_source.html#l00140">render()</a>.</p>
<p><div class="dynheader">
Here is the caller graph for this function:</div>
<div class="dyncontent">
<div class="center"><img src="class_f_i_f_e_1_1_image_afb5dac51e57bc4fcfe92e907348231ca_icgraph.png" border="0" usemap="#class_f_i_f_e_1_1_image_afb5dac51e57bc4fcfe92e907348231ca_icgraph" alt=""/></div>
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<area shape="rect" id="node3" href="class_f_i_f_e_1_1_cursor.html#af570d8c901ab5b833d8cb819b0760fca" title="FIFE::Cursor::draw" alt="" coords="195,5,328,35"/><area shape="rect" id="node7" href="class_f_i_f_e_1_1_image.html#ad6136a54255ce795cd42b3f9b638edd3" title="FIFE::Image::render" alt="" coords="192,59,331,88"/><area shape="rect" id="node5" href="class_f_i_f_e_1_1_engine.html#aaa1ab7210b65c1b610117515a68c7c40" title="FIFE::Engine::pump" alt="" coords="379,5,517,35"/></map>
</div>
</p>
</div>
</div>
<a class="anchor" id="ad6136a54255ce795cd42b3f9b638edd3"></a><!-- doxytag: member="FIFE::Image::render" ref="ad6136a54255ce795cd42b3f9b638edd3" args="(const Rect &rect, unsigned char alpha=255)" -->
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<td class="memname">void FIFE::Image::render </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_f_i_f_e_1_1_rect_type.html">Rect</a> & </td>
<td class="paramname"><em>rect</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">unsigned char </td>
<td class="paramname"><em>alpha</em> = <code>255</code> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Renders itself to the main screen at the rectangle rect. Convenience function </p>
<dl><dt><b>Parameters:</b></dt><dd>
<table class="params">
<tr><td class="paramname">rect</td><td>The position and clipping where to draw this image to. </td></tr>
<tr><td class="paramname">alpha</td><td>The alpha value, with which to draw self. </td></tr>
</table>
</dd>
</dl>
<p>Definition at line <a class="el" href="image_8cpp_source.html#l00140">140</a> of file <a class="el" href="image_8cpp_source.html">image.cpp</a>.</p>
<p>References <a class="el" href="class_f_i_f_e_1_1_image.html#afb5dac51e57bc4fcfe92e907348231ca">render()</a>.</p>
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<a class="anchor" id="a19dabd135d26a60c8be22f58e7c7364d"></a><!-- doxytag: member="FIFE::Image::setClipArea" ref="a19dabd135d26a60c8be22f58e7c7364d" args="(const Rect &cliparea, bool clear)=0" -->
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<td class="memname">virtual void FIFE::Image::setClipArea </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="class_f_i_f_e_1_1_rect_type.html">Rect</a> & </td>
<td class="paramname"><em>cliparea</em>, </td>
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<td class="paramtype">bool </td>
<td class="paramname"><em>clear</em> </td>
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<td>)</td>
<td></td><td><code> [protected, pure virtual]</code></td>
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<p>Sets given clip area into image </p>
<dl class="see"><dt><b>See also:</b></dt><dd>pushClipArea </dd></dl>
<p>Implemented in <a class="el" href="class_f_i_f_e_1_1_g_l_image.html#a7326fc5d66d522c77e6d70d057162683">FIFE::GLImage</a>, and <a class="el" href="class_f_i_f_e_1_1_s_d_l_image.html#ac568aa1b14e098292a494f722de31874">FIFE::SDLImage</a>.</p>
<p>Referenced by <a class="el" href="image_8cpp_source.html#l00171">clearClipArea()</a>.</p>
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Here is the caller graph for this function:</div>
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<div class="center"><img src="class_f_i_f_e_1_1_image_a19dabd135d26a60c8be22f58e7c7364d_icgraph.png" border="0" usemap="#class_f_i_f_e_1_1_image_a19dabd135d26a60c8be22f58e7c7364d_icgraph" alt=""/></div>
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<area shape="rect" id="node3" href="class_f_i_f_e_1_1_image.html#ab65d8b30628a314ce2d08d4dc34d602f" title="FIFE::Image::clearClipArea" alt="" coords="224,5,405,35"/></map>
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<hr/>The documentation for this class was generated from the following files:<ul>
<li>engine/core/video/<a class="el" href="image_8h_source.html">image.h</a></li>
<li>engine/core/video/<a class="el" href="image_8cpp_source.html">image.cpp</a></li>
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<li class="navelem"><a class="el" href="namespace_f_i_f_e.html">FIFE</a> </li>
<li class="navelem"><a class="el" href="class_f_i_f_e_1_1_image.html">Image</a> </li>
<li class="footer">Generated on Sun Jul 10 2011 for FIFE by 
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<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.4 </li>
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