1 /* 2 * Copyright (c) 1999-2000, Eric Moon. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions, and the following disclaimer. 11 * 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions, and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * 3. The name of the author may not be used to endorse or promote products 17 * derived from this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR 20 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 21 * OF TITLE, NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY 23 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 26 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 27 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 32 // MediaIcon.h (Cortex/Support) 33 // 34 // * PURPOSE 35 // 36 // Easy construction of an icon-representation for common 37 // kinds of nodes 38 // 39 // * NOTES 40 // 41 // 5dec99 i've included some workarounds for the buggy GetDormantNodeFor() 42 // function 43 // 24oct99 simple to use but *not* very efficient! 44 // 45 // * HISTORY 46 // c.lenz 17oct99 Begun 47 // c.lenz 5dec99 Bugfixes & support of application icons 48 // 49 50 #ifndef __MediaIcon_H__ 51 #define __MediaIcon_H__ 52 53 // Interface Kit 54 #include <Bitmap.h> 55 #include <InterfaceDefs.h> 56 // Media Kit 57 #include <MediaDefs.h> 58 // Storage Kit 59 #include <Mime.h> 60 61 class BRegion; 62 struct dormant_flavor_info; 63 64 #include "cortex_defs.h" 65 __BEGIN_CORTEX_NAMESPACE 66 67 class MediaIcon : 68 public BBitmap { 69 70 public: // *** ctor/dtor 71 72 MediaIcon( 73 const live_node_info &nodeInfo, 74 icon_size size); 75 76 MediaIcon( 77 const dormant_node_info &nodeInfo, 78 icon_size size); 79 80 virtual ~MediaIcon(); 81 82 private: // *** internal accessors 83 84 // return the basic node_kind 85 bool _isPhysicalInput() const; 86 bool _isPhysicalOutput() const; 87 bool _isProducer() const; 88 bool _isFilter() const; 89 bool _isConsumer() const; 90 91 // special cases (media-type independant) 92 bool _isSystemMixer() const; 93 bool _isFileInterface() const; 94 bool _isTimeSource() const; 95 96 private: // *** internal operations 97 98 void _findIconFor( 99 const live_node_info &nodeInfo); 100 101 void _findIconFor( 102 const dormant_node_info &nodeInfo); 103 104 void _findDefaultIconFor( 105 bool audioIn, 106 bool audioOut, 107 bool videoIn, 108 bool videoOut); 109 110 static void _getMediaTypesFor( 111 const live_node_info &nodeInfo, 112 bool *audioIn, 113 bool *audioOut, 114 bool *videoIn, 115 bool *videoOut); 116 117 static void _getMediaTypesFor( 118 const dormant_flavor_info &flavorInfo, 119 bool *audioIn, 120 bool *audioOut, 121 bool *videoIn, 122 bool *videoOut); 123 124 private: // *** data 125 126 // the icon size: B_LARGE_ICON or B_MINI_ICON 127 icon_size m_size; 128 129 // the node kinds (e.g. B_BUFFER_PRODUCER) 130 uint32 m_nodeKind; 131 }; 132 133 __END_CORTEX_NAMESPACE 134 #endif /* __MediaIcon_H__ */ 135