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<li class="navelem"><a class="el" href="dir_c70994b0d9919a11b368e677cb7f323c.html">IGraphics</a></li><li class="navelem"><a class="el" href="dir_e4d4be9d96bdd22d6611b01668e2ff02.html">Platforms</a></li> </ul>
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<div class="headertitle"><div class="title">IGraphicsCoreText.h</div></div>
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<div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span><span class="comment">/*</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment"> ==============================================================================</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment"> </span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment"> This file is part of the iPlug 2 library. Copyright (C) the iPlug 2 developers.</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment"> </span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment"> See LICENSE.txt for more info.</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment"> </span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment"> ==============================================================================</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment"> */</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="preprocessor">#pragma once</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span> </div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span><span class="preprocessor">#include <CoreText/CoreText.h></span></div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include "IGraphicsStructs.h"</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span>BEGIN_IPLUG_NAMESPACE</div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span>BEGIN_IGRAPHICS_NAMESPACE</div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span> </div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="keyword">class </span>CoreTextFont : <span class="keyword">public</span> PlatformFont</div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span>{</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span> CoreTextFont(CTFontDescriptorRef descriptor, CGDataProviderRef provider, <span class="keyword">const</span> <span class="keywordtype">char</span> * styleString, <span class="keywordtype">bool</span> system)</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span> : PlatformFont(system)</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> , mDescriptor(descriptor)</div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> , mProvider(provider)</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> , mStyleString(styleString)</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> {}</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> ~CoreTextFont();</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> FontDescriptor GetDescriptor()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> mDescriptor; }</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> IFontDataPtr GetFontData() <span class="keyword">override</span>;</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> CTFontDescriptorRef mDescriptor;</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> CGDataProviderRef mProvider;</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> WDL_String mStyleString;</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span>};</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span><span class="keyword">template</span> <<span class="keyword">class</span> T></div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="keyword">class </span>CFLocal</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span>{</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> CFLocal(T obj)</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> : mObject(obj)</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> {}</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> ~CFLocal()</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> {</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> <span class="keywordflow">if</span> (mObject)</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> CFRelease(mObject);</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> }</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> CFLocal(<span class="keyword">const</span> CFLocal&) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> CFLocal& operator=(<span class="keyword">const</span> CFLocal&) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> </div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> T Get() { <span class="keywordflow">return</span> mObject; }</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> T Release()</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> T prev = mObject;</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> mObject = <span class="keyword">nullptr</span>;</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keywordflow">return</span> prev;</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> }</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> T mObject;</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span>};</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span><span class="keyword">class </span>CoreTextFontDescriptor</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span>{</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span><span class="keyword">public</span>:</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> CoreTextFontDescriptor(CTFontDescriptorRef descriptor, <span class="keywordtype">double</span> EMRatio)</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> : mDescriptor(descriptor)</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> , mEMRatio(EMRatio)</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> {</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> CFRetain(mDescriptor);</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> }</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> ~CoreTextFontDescriptor()</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> {</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> CFRelease(mDescriptor);</div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> }</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> </div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> CoreTextFontDescriptor(<span class="keyword">const</span> CoreTextFontDescriptor&) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> CoreTextFontDescriptor& operator=(<span class="keyword">const</span> CoreTextFontDescriptor&) = <span class="keyword">delete</span>;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> CTFontDescriptorRef GetDescriptor()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> mDescriptor; }</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keywordtype">double</span> GetEMRatio()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> mEMRatio; }</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span><span class="keyword">private</span>:</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> CTFontDescriptorRef mDescriptor;</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keywordtype">double</span> mEMRatio;</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span>};</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> </div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span><span class="keyword">namespace </span>CoreTextHelpers</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span>{</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keyword">extern</span> PlatformFontPtr LoadPlatformFont(<span class="keyword">const</span> <span class="keywordtype">char</span>* fontID, <span class="keyword">const</span> <span class="keywordtype">char</span>* fileNameOrResID, <span class="keyword">const</span> <span class="keywordtype">char</span>* bundleID, <span class="keyword">const</span> <span class="keywordtype">char</span>* sharedResourceSubPath = <span class="keyword">nullptr</span>);</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keyword">extern</span> PlatformFontPtr LoadPlatformFont(<span class="keyword">const</span> <span class="keywordtype">char</span>* fontID, <span class="keyword">const</span> <span class="keywordtype">char</span>* fontName, ETextStyle style);</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> </div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keyword">extern</span> PlatformFontPtr LoadPlatformFont(<span class="keyword">const</span> <span class="keywordtype">char</span>* fontID, <span class="keywordtype">void</span>* pData, <span class="keywordtype">int</span> dataSize);</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="keyword">extern</span> <span class="keywordtype">void</span> CachePlatformFont(<span class="keyword">const</span> <span class="keywordtype">char</span>* fontID, <span class="keyword">const</span> PlatformFontPtr& font, StaticStorage<CoreTextFontDescriptor>& cache);</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> CoreTextFontDescriptor* GetCTFontDescriptor(<span class="keyword">const</span> <a class="code hl_struct" href="struct_i_text.html">IText</a>& text, StaticStorage<CoreTextFontDescriptor>& cache);</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span>}</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> </div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span>END_IGRAPHICS_NAMESPACE</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span>END_IPLUG_NAMESPACE</div>
<div class="ttc" id="astruct_i_text_html"><div class="ttname"><a href="struct_i_text.html">IText</a></div><div class="ttdoc">IText is used to manage font and text/text entry style for a piece of text on the UI,...</div><div class="ttdef"><b>Definition:</b> <a href="_i_graphics_structs_8h_source.html#l00661">IGraphicsStructs.h:662</a></div></div>
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