CGDataConsumer.pas 8.6 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272
  1. { CoreGraphics - CGDataConsumer.h
  2. * Copyright (c) 1999-2004 Apple Computer, Inc.
  3. * All rights reserved.
  4. }
  5. { Pascal Translation Updated: Peter N Lewis, <[email protected]>, August 2005 }
  6. { Pascal Translation Updated: Gale R Paeper, <[email protected]>, 2006 }
  7. { Pascal Translation Updated: Jonas Maebe, <[email protected]>, October 2009 }
  8. { Pascal Translation Updated: Jonas Maebe, <[email protected]>, October 2012 }
  9. {
  10. Modified for use with Free Pascal
  11. Version 308
  12. Please report any bugs to <[email protected]>
  13. }
  14. {$ifc not defined MACOSALLINCLUDE or not MACOSALLINCLUDE}
  15. {$mode macpas}
  16. {$packenum 1}
  17. {$macro on}
  18. {$inline on}
  19. {$calling mwpascal}
  20. unit CGDataConsumer;
  21. interface
  22. {$setc UNIVERSAL_INTERFACES_VERSION := $0400}
  23. {$setc GAP_INTERFACES_VERSION := $0308}
  24. {$ifc not defined USE_CFSTR_CONSTANT_MACROS}
  25. {$setc USE_CFSTR_CONSTANT_MACROS := TRUE}
  26. {$endc}
  27. {$ifc defined CPUPOWERPC and defined CPUI386}
  28. {$error Conflicting initial definitions for CPUPOWERPC and CPUI386}
  29. {$endc}
  30. {$ifc defined FPC_BIG_ENDIAN and defined FPC_LITTLE_ENDIAN}
  31. {$error Conflicting initial definitions for FPC_BIG_ENDIAN and FPC_LITTLE_ENDIAN}
  32. {$endc}
  33. {$ifc not defined __ppc__ and defined CPUPOWERPC32}
  34. {$setc __ppc__ := 1}
  35. {$elsec}
  36. {$setc __ppc__ := 0}
  37. {$endc}
  38. {$ifc not defined __ppc64__ and defined CPUPOWERPC64}
  39. {$setc __ppc64__ := 1}
  40. {$elsec}
  41. {$setc __ppc64__ := 0}
  42. {$endc}
  43. {$ifc not defined __i386__ and defined CPUI386}
  44. {$setc __i386__ := 1}
  45. {$elsec}
  46. {$setc __i386__ := 0}
  47. {$endc}
  48. {$ifc not defined __x86_64__ and defined CPUX86_64}
  49. {$setc __x86_64__ := 1}
  50. {$elsec}
  51. {$setc __x86_64__ := 0}
  52. {$endc}
  53. {$ifc not defined __arm__ and defined CPUARM}
  54. {$setc __arm__ := 1}
  55. {$elsec}
  56. {$setc __arm__ := 0}
  57. {$endc}
  58. {$ifc not defined __arm64__ and defined CPUAARCH64}
  59. {$setc __arm64__ := 1}
  60. {$elsec}
  61. {$setc __arm64__ := 0}
  62. {$endc}
  63. {$ifc defined cpu64}
  64. {$setc __LP64__ := 1}
  65. {$elsec}
  66. {$setc __LP64__ := 0}
  67. {$endc}
  68. {$ifc defined __ppc__ and __ppc__ and defined __i386__ and __i386__}
  69. {$error Conflicting definitions for __ppc__ and __i386__}
  70. {$endc}
  71. {$ifc defined __ppc__ and __ppc__}
  72. {$setc TARGET_CPU_PPC := TRUE}
  73. {$setc TARGET_CPU_PPC64 := FALSE}
  74. {$setc TARGET_CPU_X86 := FALSE}
  75. {$setc TARGET_CPU_X86_64 := FALSE}
  76. {$setc TARGET_CPU_ARM := FALSE}
  77. {$setc TARGET_CPU_ARM64 := FALSE}
  78. {$setc TARGET_OS_MAC := TRUE}
  79. {$setc TARGET_OS_IPHONE := FALSE}
  80. {$setc TARGET_IPHONE_SIMULATOR := FALSE}
  81. {$setc TARGET_OS_EMBEDDED := FALSE}
  82. {$elifc defined __ppc64__ and __ppc64__}
  83. {$setc TARGET_CPU_PPC := FALSE}
  84. {$setc TARGET_CPU_PPC64 := TRUE}
  85. {$setc TARGET_CPU_X86 := FALSE}
  86. {$setc TARGET_CPU_X86_64 := FALSE}
  87. {$setc TARGET_CPU_ARM := FALSE}
  88. {$setc TARGET_CPU_ARM64 := FALSE}
  89. {$setc TARGET_OS_MAC := TRUE}
  90. {$setc TARGET_OS_IPHONE := FALSE}
  91. {$setc TARGET_IPHONE_SIMULATOR := FALSE}
  92. {$setc TARGET_OS_EMBEDDED := FALSE}
  93. {$elifc defined __i386__ and __i386__}
  94. {$setc TARGET_CPU_PPC := FALSE}
  95. {$setc TARGET_CPU_PPC64 := FALSE}
  96. {$setc TARGET_CPU_X86 := TRUE}
  97. {$setc TARGET_CPU_X86_64 := FALSE}
  98. {$setc TARGET_CPU_ARM := FALSE}
  99. {$setc TARGET_CPU_ARM64 := FALSE}
  100. {$ifc defined(iphonesim)}
  101. {$setc TARGET_OS_MAC := FALSE}
  102. {$setc TARGET_OS_IPHONE := TRUE}
  103. {$setc TARGET_IPHONE_SIMULATOR := TRUE}
  104. {$elsec}
  105. {$setc TARGET_OS_MAC := TRUE}
  106. {$setc TARGET_OS_IPHONE := FALSE}
  107. {$setc TARGET_IPHONE_SIMULATOR := FALSE}
  108. {$endc}
  109. {$setc TARGET_OS_EMBEDDED := FALSE}
  110. {$elifc defined __x86_64__ and __x86_64__}
  111. {$setc TARGET_CPU_PPC := FALSE}
  112. {$setc TARGET_CPU_PPC64 := FALSE}
  113. {$setc TARGET_CPU_X86 := FALSE}
  114. {$setc TARGET_CPU_X86_64 := TRUE}
  115. {$setc TARGET_CPU_ARM := FALSE}
  116. {$setc TARGET_CPU_ARM64 := FALSE}
  117. {$ifc defined(iphonesim)}
  118. {$setc TARGET_OS_MAC := FALSE}
  119. {$setc TARGET_OS_IPHONE := TRUE}
  120. {$setc TARGET_IPHONE_SIMULATOR := TRUE}
  121. {$elsec}
  122. {$setc TARGET_OS_MAC := TRUE}
  123. {$setc TARGET_OS_IPHONE := FALSE}
  124. {$setc TARGET_IPHONE_SIMULATOR := FALSE}
  125. {$endc}
  126. {$setc TARGET_OS_EMBEDDED := FALSE}
  127. {$elifc defined __arm__ and __arm__}
  128. {$setc TARGET_CPU_PPC := FALSE}
  129. {$setc TARGET_CPU_PPC64 := FALSE}
  130. {$setc TARGET_CPU_X86 := FALSE}
  131. {$setc TARGET_CPU_X86_64 := FALSE}
  132. {$setc TARGET_CPU_ARM := TRUE}
  133. {$setc TARGET_CPU_ARM64 := FALSE}
  134. { will require compiler define when/if other Apple devices with ARM cpus ship }
  135. {$setc TARGET_OS_MAC := FALSE}
  136. {$setc TARGET_OS_IPHONE := TRUE}
  137. {$setc TARGET_IPHONE_SIMULATOR := FALSE}
  138. {$setc TARGET_OS_EMBEDDED := TRUE}
  139. {$elifc defined __arm64__ and __arm64__}
  140. {$setc TARGET_CPU_PPC := FALSE}
  141. {$setc TARGET_CPU_PPC64 := FALSE}
  142. {$setc TARGET_CPU_X86 := FALSE}
  143. {$setc TARGET_CPU_X86_64 := FALSE}
  144. {$setc TARGET_CPU_ARM := FALSE}
  145. {$setc TARGET_CPU_ARM64 := TRUE}
  146. { will require compiler define when/if other Apple devices with ARM cpus ship }
  147. {$setc TARGET_OS_MAC := FALSE}
  148. {$setc TARGET_OS_IPHONE := TRUE}
  149. {$setc TARGET_IPHONE_SIMULATOR := FALSE}
  150. {$setc TARGET_OS_EMBEDDED := TRUE}
  151. {$elsec}
  152. {$error __ppc__ nor __ppc64__ nor __i386__ nor __x86_64__ nor __arm__ nor __arm64__ is defined.}
  153. {$endc}
  154. {$ifc defined __LP64__ and __LP64__ }
  155. {$setc TARGET_CPU_64 := TRUE}
  156. {$elsec}
  157. {$setc TARGET_CPU_64 := FALSE}
  158. {$endc}
  159. {$ifc defined FPC_BIG_ENDIAN}
  160. {$setc TARGET_RT_BIG_ENDIAN := TRUE}
  161. {$setc TARGET_RT_LITTLE_ENDIAN := FALSE}
  162. {$elifc defined FPC_LITTLE_ENDIAN}
  163. {$setc TARGET_RT_BIG_ENDIAN := FALSE}
  164. {$setc TARGET_RT_LITTLE_ENDIAN := TRUE}
  165. {$elsec}
  166. {$error Neither FPC_BIG_ENDIAN nor FPC_LITTLE_ENDIAN are defined.}
  167. {$endc}
  168. {$setc ACCESSOR_CALLS_ARE_FUNCTIONS := TRUE}
  169. {$setc CALL_NOT_IN_CARBON := FALSE}
  170. {$setc OLDROUTINENAMES := FALSE}
  171. {$setc OPAQUE_TOOLBOX_STRUCTS := TRUE}
  172. {$setc OPAQUE_UPP_TYPES := TRUE}
  173. {$setc OTCARBONAPPLICATION := TRUE}
  174. {$setc OTKERNEL := FALSE}
  175. {$setc PM_USE_SESSION_APIS := TRUE}
  176. {$setc TARGET_API_MAC_CARBON := TRUE}
  177. {$setc TARGET_API_MAC_OS8 := FALSE}
  178. {$setc TARGET_API_MAC_OSX := TRUE}
  179. {$setc TARGET_CARBON := TRUE}
  180. {$setc TARGET_CPU_68K := FALSE}
  181. {$setc TARGET_CPU_MIPS := FALSE}
  182. {$setc TARGET_CPU_SPARC := FALSE}
  183. {$setc TARGET_OS_UNIX := FALSE}
  184. {$setc TARGET_OS_WIN32 := FALSE}
  185. {$setc TARGET_RT_MAC_68881 := FALSE}
  186. {$setc TARGET_RT_MAC_CFM := FALSE}
  187. {$setc TARGET_RT_MAC_MACHO := TRUE}
  188. {$setc TYPED_FUNCTION_POINTERS := TRUE}
  189. {$setc TYPE_BOOL := FALSE}
  190. {$setc TYPE_EXTENDED := FALSE}
  191. {$setc TYPE_LONGLONG := TRUE}
  192. uses MacTypes,CFBase,CFData,CGBase,CFURL;
  193. {$endc} {not MACOSALLINCLUDE}
  194. {$ALIGN POWER}
  195. type
  196. CGDataConsumerRef = ^OpaqueCGDataConsumerRef; { an opaque type }
  197. OpaqueCGDataConsumerRef = record end;
  198. { This callback is called to copy `count' bytes from `buffer' to the data
  199. consumer. }
  200. type
  201. CGDataConsumerPutBytesCallback = function( info: UnivPtr; buffer: {const} UnivPtr; count: size_t ): size_t;
  202. { This callback is called to release the `info' pointer when the data
  203. provider is freed. }
  204. type
  205. CGDataConsumerReleaseInfoCallback = procedure( info: UnivPtr );
  206. { Callbacks for writing data.
  207. `putBytes' copies `count' bytes from `buffer' to the consumer, and
  208. returns the number of bytes copied. It should return 0 if no more data
  209. can be written to the consumer.
  210. `releaseConsumer', if non-NULL, is called when the consumer is freed. }
  211. type
  212. CGDataConsumerCallbacks = record
  213. putBytes: CGDataConsumerPutBytesCallback;
  214. releaseConsumer: CGDataConsumerReleaseInfoCallback;
  215. end;
  216. { Return the CFTypeID for CGDataConsumerRefs. }
  217. function CGDataConsumerGetTypeID: CFTypeID; external name '_CGDataConsumerGetTypeID';
  218. (* CG_AVAILABLE_STARTING(__MAC_10_2, __IPHONE_2_0) *)
  219. { Create a data consumer using `callbacks' to handle the data. `info' is
  220. passed to each of the callback functions. }
  221. function CGDataConsumerCreate( info: UnivPtr; const (*var*) callbacks: CGDataConsumerCallbacks ): CGDataConsumerRef; external name '_CGDataConsumerCreate';
  222. (* CG_AVAILABLE_STARTING(__MAC_10_0, __IPHONE_2_0) *)
  223. { Create a data consumer which writes data to `url'. }
  224. function CGDataConsumerCreateWithURL( url: CFURLRef ): CGDataConsumerRef; external name '_CGDataConsumerCreateWithURL';
  225. (* CG_AVAILABLE_STARTING(__MAC_10_0, __IPHONE_2_0) *)
  226. { Create a data consumer which writes to `data'. }
  227. function CGDataConsumerCreateWithCFData( data: CFMutableDataRef ): CGDataConsumerRef; external name '_CGDataConsumerCreateWithCFData';
  228. (* CG_AVAILABLE_STARTING(__MAC_10_4, __IPHONE_2_0) *)
  229. { Equivalent to `CFRetain(consumer)'. }
  230. function CGDataConsumerRetain( consumer: CGDataConsumerRef ): CGDataConsumerRef; external name '_CGDataConsumerRetain';
  231. (* CG_AVAILABLE_STARTING(__MAC_10_0, __IPHONE_2_0) *)
  232. { Equivalent to `CFRelease(consumer)'. }
  233. procedure CGDataConsumerRelease( consumer: CGDataConsumerRef ); external name '_CGDataConsumerRelease';
  234. (* CG_AVAILABLE_STARTING(__MAC_10_0, __IPHONE_2_0) *)
  235. {$ifc not defined MACOSALLINCLUDE or not MACOSALLINCLUDE}
  236. end.
  237. {$endc} {not MACOSALLINCLUDE}