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-<title>TB9.2 Example Applications: examples/PIPS/antiword/src/drawfile.c Source File</title>
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-<h1>examples/PIPS/antiword/src/drawfile.c</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
-<a name="l00002"></a>00002 <span class="comment"> * drawfile.c</span>
-<a name="l00003"></a>00003 <span class="comment"> * Copyright (C) 2005 A.J. van Os; Released under GPL</span>
-<a name="l00004"></a>00004 <span class="comment"> *</span>
-<a name="l00005"></a>00005 <span class="comment"> * Description:</span>
-<a name="l00006"></a>00006 <span class="comment"> * Functions to process with the Draw diagram</span>
-<a name="l00007"></a>00007 <span class="comment"> */</span>
-<a name="l00008"></a>00008
-<a name="l00009"></a>00009 <span class="preprocessor">#include <string.h></span>
-<a name="l00010"></a>00010 <span class="preprocessor">#include "DeskLib:Error.h"</span>
-<a name="l00011"></a>00011 <span class="preprocessor">#include "DeskLib:SWI.h"</span>
-<a name="l00012"></a>00012 <span class="preprocessor">#include "drawfile.h"</span>
-<a name="l00013"></a>00013 <span class="preprocessor">#include "antiword.h"</span>
-<a name="l00014"></a>00014
-<a name="l00015"></a>00015 <span class="preprocessor">#define DRAWFILE_OBJECT_TOO_SMALL 200</span>
-<a name="l00016"></a>00016 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_NO_TEXT 201</span>
-<a name="l00017"></a>00017 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_BAD_CHARACTER 202</span>
-<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_SMALL_MEMORY 203</span>
-<a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_PATH_WITHOUT_LINES 204</span>
-<a name="l00020"></a>00020 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_BAD_PATH_TYPE 205</span>
-<a name="l00021"></a>00021 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_PATH_WITHOUT_END 206</span>
-<a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_BAD_SPRITE_SIZE 207</span>
-<a name="l00023"></a>00023 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_BAD_JPEG_SIZE 208</span>
-<a name="l00024"></a>00024 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_TOO_SMALL 209</span>
-<a name="l00025"></a>00025 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_NOT_A_DRAWFILE 210</span>
-<a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_OBJECT_SIZE 211</span>
-<a name="l00027"></a>00027 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_MANY_FONTTABLES 212</span>
-<a name="l00028"></a>00028 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_TEXT_NO_FONT 213</span>
-<a name="l00029"></a>00029 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_OBJECT_UNEXPECTED 214</span>
-<a name="l00030"></a>00030 <span class="preprocessor"></span><span class="preprocessor">#define DRAWFILE_SIZE_ERROR 215</span>
-<a name="l00031"></a>00031 <span class="preprocessor"></span>
-<a name="l00032"></a>00032 <span class="keyword">typedef</span> <span class="keyword">struct </span>drawfile_error_tag {
-<a name="l00033"></a>00033 <span class="keywordtype">int</span> iErrorNumber;
-<a name="l00034"></a>00034 <span class="keyword">const</span> <span class="keywordtype">char</span> *szErrorText;
-<a name="l00035"></a>00035 } drawfile_error_type;
-<a name="l00036"></a>00036
-<a name="l00037"></a>00037 <span class="keyword">static</span> <span class="keyword">const</span> drawfile_error_type atErrors[] = {
-<a name="l00038"></a>00038 { DRAWFILE_OBJECT_TOO_SMALL, <span class="stringliteral">"Object too small"</span>},
-<a name="l00039"></a>00039 { DRAWFILE_NO_TEXT, <span class="stringliteral">"Text object without text"</span>},
-<a name="l00040"></a>00040 { DRAWFILE_BAD_CHARACTER, <span class="stringliteral">"Bad character in string"</span>},
-<a name="l00041"></a>00041 { DRAWFILE_SMALL_MEMORY, <span class="stringliteral">"Not enough memory reserved"</span>},
-<a name="l00042"></a>00042 { DRAWFILE_PATH_WITHOUT_LINES, <span class="stringliteral">"This path has no lines"</span>},
-<a name="l00043"></a>00043 { DRAWFILE_BAD_PATH_TYPE, <span class="stringliteral">"Bad path-type in path"</span>},
-<a name="l00044"></a>00044 { DRAWFILE_PATH_WITHOUT_END, <span class="stringliteral">"No end of path seen"</span>},
-<a name="l00045"></a>00045 { DRAWFILE_BAD_SPRITE_SIZE, <span class="stringliteral">"Bad sprite size"</span>},
-<a name="l00046"></a>00046 { DRAWFILE_BAD_JPEG_SIZE, <span class="stringliteral">"Bad jpeg size"</span>},
-<a name="l00047"></a>00047 { DRAWFILE_TOO_SMALL, <span class="stringliteral">"Too small to be a drawfile"</span>},
-<a name="l00048"></a>00048 { DRAWFILE_NOT_A_DRAWFILE, <span class="stringliteral">"Not a drawfile"</span>},
-<a name="l00049"></a>00049 { DRAWFILE_OBJECT_SIZE, <span class="stringliteral">"Object with incorrect size"</span>},
-<a name="l00050"></a>00050 { DRAWFILE_MANY_FONTTABLES, <span class="stringliteral">"More than one font table"</span>},
-<a name="l00051"></a>00051 { DRAWFILE_TEXT_NO_FONT, <span class="stringliteral">"Text, but no font table seen"</span>},
-<a name="l00052"></a>00052 { DRAWFILE_OBJECT_UNEXPECTED, <span class="stringliteral">"Unexpected object type"</span>},
-<a name="l00053"></a>00053 { DRAWFILE_SIZE_ERROR, <span class="stringliteral">"Sizes don't match"</span>},
-<a name="l00054"></a>00054 };
-<a name="l00055"></a>00055
-<a name="l00056"></a>00056
-<a name="l00057"></a>00057 <span class="comment">/*</span>
-<a name="l00058"></a>00058 <span class="comment"> * pFillError - error number to error struct</span>
-<a name="l00059"></a>00059 <span class="comment"> */</span>
-<a name="l00060"></a>00060 <span class="keyword">static</span> os_error *
-<a name="l00061"></a>00061 pFillError(<span class="keywordtype">int</span> iErrorNumber)
-<a name="l00062"></a>00062 {
-<a name="l00063"></a>00063 <span class="keyword">static</span> os_error tError;
-<a name="l00064"></a>00064 <span class="keyword">const</span> drawfile_error_type *pTmp;
-<a name="l00065"></a>00065 <span class="keyword">const</span> <span class="keywordtype">char</span> *szErrorText;
-<a name="l00066"></a>00066
-<a name="l00067"></a>00067 szErrorText = <span class="stringliteral">"Unknown error"</span>;
-<a name="l00068"></a>00068 <span class="keywordflow">for</span> (pTmp = atErrors; pTmp < atErrors + elementsof(atErrors); pTmp++) {
-<a name="l00069"></a>00069 <span class="keywordflow">if</span> (iErrorNumber == pTmp->iErrorNumber) {
-<a name="l00070"></a>00070 szErrorText = pTmp->szErrorText;
-<a name="l00071"></a>00071 <span class="keywordflow">break</span>;
-<a name="l00072"></a>00072 }
-<a name="l00073"></a>00073 }
-<a name="l00074"></a>00074 tError.errnum = iErrorNumber;
-<a name="l00075"></a>00075 strncpy(tError.errmess, szErrorText, <span class="keyword">sizeof</span>(tError.errmess) - 1);
-<a name="l00076"></a>00076 tError.errmess[<span class="keyword">sizeof</span>(tError.errmess) - 1] = <span class="charliteral">'\0'</span>;
-<a name="l00077"></a>00077 DBG_DEC(tError.errnum);
-<a name="l00078"></a>00078 DBG_MSG(tError.errmess);
-<a name="l00079"></a>00079 <span class="keywordflow">return</span> &tError;
-<a name="l00080"></a>00080 } <span class="comment">/* end of pFillError */</span>
-<a name="l00081"></a>00081
-<a name="l00082"></a>00082 <span class="comment">/*</span>
-<a name="l00083"></a>00083 <span class="comment"> * Drawfile_BBox - Find the bounding box of a diagram</span>
-<a name="l00084"></a>00084 <span class="comment"> */</span>
-<a name="l00085"></a>00085 os_error *
-<a name="l00086"></a>00086 Drawfile_Bbox(drawfile_bbox_flags flags,
-<a name="l00087"></a>00087 <a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a> <span class="keyword">const</span> *diagram,
-<a name="l00088"></a>00088 <span class="keywordtype">int</span> size,
-<a name="l00089"></a>00089 <a class="code" href="structos__trfm.html">os_trfm</a> <span class="keyword">const</span> *trfm,
-<a name="l00090"></a>00090 wimp_box *bbox)
-<a name="l00091"></a>00091 {
-<a name="l00092"></a>00092 <span class="keywordflow">return</span> SWI(5, 0, DrawFile_BBox | XOS_Bit,
-<a name="l00093"></a>00093 flags, diagram, size, trfm, bbox);
-<a name="l00094"></a>00094 } <span class="comment">/* end of Drawfile_Bbox */</span>
-<a name="l00095"></a>00095
-<a name="l00096"></a>00096 <span class="comment">/*</span>
-<a name="l00097"></a>00097 <span class="comment"> * Drawfile_CreateDiagram - create an empty drawfile diagram</span>
-<a name="l00098"></a>00098 <span class="comment"> */</span>
-<a name="l00099"></a>00099 os_error *
-<a name="l00100"></a>00100 Drawfile_CreateDiagram(<a class="code" href="structdrawfile__info.html">drawfile_info</a> *pInfo, <span class="keywordtype">size_t</span> tMemorySize,
-<a name="l00101"></a>00101 <span class="keyword">const</span> <span class="keywordtype">char</span> *szCreator, wimp_box tBbox)
-<a name="l00102"></a>00102 {
-<a name="l00103"></a>00103 <a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a> *pDiag;
-<a name="l00104"></a>00104
-<a name="l00105"></a>00105 <span class="keywordflow">if</span> (tMemorySize < offsetof(<a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a>, objects)) {
-<a name="l00106"></a>00106 <span class="keywordflow">return</span> pFillError(DRAWFILE_SMALL_MEMORY);
-<a name="l00107"></a>00107 }
-<a name="l00108"></a>00108 pDiag = (<a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a> *)pInfo->data;
-<a name="l00109"></a>00109 strncpy(pDiag->tag, <span class="stringliteral">"Draw"</span>, 4);
-<a name="l00110"></a>00110 pDiag->major_version = 201;
-<a name="l00111"></a>00111 pDiag->minor_version = 0;
-<a name="l00112"></a>00112 strncpy(pDiag->source, szCreator, <span class="keyword">sizeof</span>(pDiag->source));
-<a name="l00113"></a>00113 pDiag->bbox = tBbox;
-<a name="l00114"></a>00114 <span class="comment">/* Memory in use */</span>
-<a name="l00115"></a>00115 pInfo->length = offsetof(<a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a>, objects);
-<a name="l00116"></a>00116 <span class="keywordflow">return</span> NULL;
-<a name="l00117"></a>00117 } <span class="comment">/* end of Drawfile_CreateDiagram */</span>
-<a name="l00118"></a>00118
-<a name="l00119"></a>00119 <span class="comment">/*</span>
-<a name="l00120"></a>00120 <span class="comment"> * Drawfile_AppendObject - append an object to a diagram</span>
-<a name="l00121"></a>00121 <span class="comment"> */</span>
-<a name="l00122"></a>00122 os_error *
-<a name="l00123"></a>00123 Drawfile_AppendObject(<a class="code" href="structdrawfile__info.html">drawfile_info</a> *pInfo, <span class="keywordtype">size_t</span> tMemorySize,
-<a name="l00124"></a>00124 <span class="keyword">const</span> <a class="code" href="structdrawfile__object.html">drawfile_object</a> *pObject, BOOL bRebind)
-<a name="l00125"></a>00125 {
-<a name="l00126"></a>00126 wimp_box *pMainBbox;
-<a name="l00127"></a>00127 <span class="keyword">const</span> wimp_box *pBbox;
-<a name="l00128"></a>00128 byte *pAfter;
-<a name="l00129"></a>00129
-<a name="l00130"></a>00130 <span class="keywordflow">if</span> (tMemorySize < pInfo->length + pObject->size) {
-<a name="l00131"></a>00131 <span class="keywordflow">return</span> pFillError(DRAWFILE_OBJECT_TOO_SMALL);
-<a name="l00132"></a>00132 }
-<a name="l00133"></a>00133 <span class="comment">/* After the last object */</span>
-<a name="l00134"></a>00134 pAfter = (byte *)pInfo->data + pInfo->length;
-<a name="l00135"></a>00135 <span class="comment">/* Copy in the new data */</span>
-<a name="l00136"></a>00136 memcpy(pAfter, pObject, pObject->size);
-<a name="l00137"></a>00137 <span class="comment">/* Rebind if needed */</span>
-<a name="l00138"></a>00138 <span class="keywordflow">if</span> (bRebind) {
-<a name="l00139"></a>00139 pMainBbox = &((<a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a> *)pInfo->data)->bbox;
-<a name="l00140"></a>00140 <span class="keywordflow">switch</span> (pObject->type) {
-<a name="l00141"></a>00141 <span class="keywordflow">case</span> drawfile_TYPE_FONT_TABLE:
-<a name="l00142"></a>00142 pBbox = NULL;
-<a name="l00143"></a>00143 <span class="keywordflow">break</span>;
-<a name="l00144"></a>00144 <span class="keywordflow">case</span> drawfile_TYPE_TEXT:
-<a name="l00145"></a>00145 pBbox = &pObject->data.text.bbox;
-<a name="l00146"></a>00146 <span class="keywordflow">break</span>;
-<a name="l00147"></a>00147 <span class="keywordflow">case</span> drawfile_TYPE_PATH:
-<a name="l00148"></a>00148 pBbox = &pObject->data.path.bbox;
-<a name="l00149"></a>00149 <span class="keywordflow">break</span>;
-<a name="l00150"></a>00150 <span class="keywordflow">case</span> drawfile_TYPE_SPRITE:
-<a name="l00151"></a>00151 pBbox = &pObject->data.sprite.bbox;
-<a name="l00152"></a>00152 <span class="keywordflow">break</span>;
-<a name="l00153"></a>00153 <span class="keywordflow">case</span> drawfile_TYPE_GROUP:
-<a name="l00154"></a>00154 pBbox = &pObject->data.group.bbox;
-<a name="l00155"></a>00155 <span class="keywordflow">break</span>;
-<a name="l00156"></a>00156 <span class="keywordflow">case</span> drawfile_TYPE_TAGGED:
-<a name="l00157"></a>00157 pBbox = &pObject->data.tagged.bbox;
-<a name="l00158"></a>00158 <span class="keywordflow">break</span>;
-<a name="l00159"></a>00159 <span class="keywordflow">case</span> drawfile_TYPE_TEXT_AREA:
-<a name="l00160"></a>00160 pBbox = &pObject->data.text_area.bbox;
-<a name="l00161"></a>00161 <span class="keywordflow">break</span>;
-<a name="l00162"></a>00162 <span class="keywordflow">case</span> drawfile_TYPE_TEXT_COLUMN:
-<a name="l00163"></a>00163 pBbox = NULL;
-<a name="l00164"></a>00164 <span class="keywordflow">break</span>;
-<a name="l00165"></a>00165 <span class="keywordflow">case</span> drawfile_TYPE_OPTIONS:
-<a name="l00166"></a>00166 pBbox = &pObject->data.options.bbox;
-<a name="l00167"></a>00167 <span class="keywordflow">break</span>;
-<a name="l00168"></a>00168 <span class="keywordflow">case</span> drawfile_TYPE_TRFM_TEXT:
-<a name="l00169"></a>00169 pBbox = &pObject->data.trfm_text.bbox;
-<a name="l00170"></a>00170 <span class="keywordflow">break</span>;
-<a name="l00171"></a>00171 <span class="keywordflow">case</span> drawfile_TYPE_TRFM_SPRITE:
-<a name="l00172"></a>00172 pBbox = &pObject->data.trfm_sprite.bbox;
-<a name="l00173"></a>00173 <span class="keywordflow">break</span>;
-<a name="l00174"></a>00174 <span class="keywordflow">case</span> drawfile_TYPE_JPEG:
-<a name="l00175"></a>00175 pBbox = &pObject->data.jpeg.bbox;
-<a name="l00176"></a>00176 <span class="keywordflow">break</span>;
-<a name="l00177"></a>00177 <span class="keywordflow">default</span>:
-<a name="l00178"></a>00178 pBbox = NULL;
-<a name="l00179"></a>00179 <span class="keywordflow">break</span>;
-<a name="l00180"></a>00180 }
-<a name="l00181"></a>00181 <span class="keywordflow">if</span> (pBbox != NULL) {
-<a name="l00182"></a>00182 <span class="keywordflow">if</span> (pBbox->min.x < pMainBbox->min.x) {
-<a name="l00183"></a>00183 pMainBbox->min.x = pBbox->min.x;
-<a name="l00184"></a>00184 }
-<a name="l00185"></a>00185 <span class="keywordflow">if</span> (pBbox->min.y < pMainBbox->min.y) {
-<a name="l00186"></a>00186 pMainBbox->min.y = pBbox->min.y;
-<a name="l00187"></a>00187 }
-<a name="l00188"></a>00188 <span class="keywordflow">if</span> (pBbox->max.x > pMainBbox->max.x) {
-<a name="l00189"></a>00189 pMainBbox->max.x = pBbox->max.x;
-<a name="l00190"></a>00190 }
-<a name="l00191"></a>00191 <span class="keywordflow">if</span> (pBbox->max.y > pMainBbox->max.y) {
-<a name="l00192"></a>00192 pMainBbox->max.y = pBbox->max.y;
-<a name="l00193"></a>00193 }
-<a name="l00194"></a>00194 }
-<a name="l00195"></a>00195 }
-<a name="l00196"></a>00196 <span class="comment">/* Memory in use */</span>
-<a name="l00197"></a>00197 pInfo->length += pObject->size;
-<a name="l00198"></a>00198 <span class="keywordflow">return</span> NULL;
-<a name="l00199"></a>00199 } <span class="comment">/* end of Drawfile_AppendObject */</span>
-<a name="l00200"></a>00200
-<a name="l00201"></a>00201 <span class="comment">/*</span>
-<a name="l00202"></a>00202 <span class="comment"> * Replaces the draw_render_diag function from RISC_OSLib</span>
-<a name="l00203"></a>00203 <span class="comment"> */</span>
-<a name="l00204"></a>00204 os_error *
-<a name="l00205"></a>00205 Drawfile_RenderDiagram(<a class="code" href="structdrawfile__info.html">drawfile_info</a> *pInfo, window_redrawblock *pRedraw,
-<a name="l00206"></a>00206 <span class="keywordtype">double</span> dScale)
-<a name="l00207"></a>00207 {
-<a name="l00208"></a>00208 <span class="keywordtype">int</span> aiTransform[6];
-<a name="l00209"></a>00209
-<a name="l00210"></a>00210 fail(pInfo == NULL);
-<a name="l00211"></a>00211 fail(pInfo->data == NULL);
-<a name="l00212"></a>00212 fail(pRedraw == NULL);
-<a name="l00213"></a>00213 fail(dScale < 0.01);
-<a name="l00214"></a>00214
-<a name="l00215"></a>00215 aiTransform[0] = (int)(dScale * 0x10000);
-<a name="l00216"></a>00216 aiTransform[1] = 0;
-<a name="l00217"></a>00217 aiTransform[2] = 0;
-<a name="l00218"></a>00218 aiTransform[3] = (int)(dScale * 0x10000);
-<a name="l00219"></a>00219 aiTransform[4] = (pRedraw->rect.min.x - pRedraw->scroll.x) * 256;
-<a name="l00220"></a>00220 aiTransform[5] = (pRedraw->rect.max.y - pRedraw->scroll.y) * 256;
-<a name="l00221"></a>00221
-<a name="l00222"></a>00222 <span class="keywordflow">return</span> SWI(6, 0, DrawFile_Render | XOS_Bit,
-<a name="l00223"></a>00223 0, pInfo->data, pInfo->length, aiTransform, &pRedraw->rect, 0);
-<a name="l00224"></a>00224 } <span class="comment">/* end of Drawfile_RenderDiagram */</span>
-<a name="l00225"></a>00225
-<a name="l00226"></a>00226 <span class="comment">/*</span>
-<a name="l00227"></a>00227 <span class="comment"> * pVerifyText - verify a text object</span>
-<a name="l00228"></a>00228 <span class="comment"> */</span>
-<a name="l00229"></a>00229 <span class="keyword">static</span> os_error *
-<a name="l00230"></a>00230 pVerifyText(<span class="keyword">const</span> <a class="code" href="structdrawfile__text.html">drawfile_text</a> *pText)
-<a name="l00231"></a>00231 {
-<a name="l00232"></a>00232 <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *pucTmp;
-<a name="l00233"></a>00233
-<a name="l00234"></a>00234 <span class="keywordflow">if</span> (pText->text[0] == <span class="charliteral">'\0'</span>) {
-<a name="l00235"></a>00235 <span class="keywordflow">return</span> pFillError(DRAWFILE_NO_TEXT);
-<a name="l00236"></a>00236 }
-<a name="l00237"></a>00237 pucTmp = (<span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> *)pText->text;
-<a name="l00238"></a>00238 while (*pucTmp != <span class="charliteral">'\0'</span>) {
-<a name="l00239"></a>00239 <span class="keywordflow">if</span> (*pucTmp < 0x20 || *pucTmp == 0x7f) {
-<a name="l00240"></a>00240 <span class="keywordflow">return</span> pFillError(DRAWFILE_BAD_CHARACTER);
-<a name="l00241"></a>00241 }
-<a name="l00242"></a>00242 pucTmp++;
-<a name="l00243"></a>00243 }
-<a name="l00244"></a>00244 <span class="keywordflow">return</span> NULL;
-<a name="l00245"></a>00245 } <span class="comment">/* end of pVerifyText */</span>
-<a name="l00246"></a>00246
-<a name="l00247"></a>00247 <span class="comment">/*</span>
-<a name="l00248"></a>00248 <span class="comment"> * pVerifyPath - verify a path object</span>
-<a name="l00249"></a>00249 <span class="comment"> */</span>
-<a name="l00250"></a>00250 <span class="keyword">static</span> os_error *
-<a name="l00251"></a>00251 pVerifyPath(<span class="keyword">const</span> <a class="code" href="structdrawfile__path.html">drawfile_path</a> *pPath, <span class="keywordtype">int</span> iSize)
-<a name="l00252"></a>00252 {
-<a name="l00253"></a>00253 <span class="keyword">const</span> <span class="keywordtype">int</span> *piTmp;
-<a name="l00254"></a>00254 <span class="keywordtype">int</span> iElements;
-<a name="l00255"></a>00255 BOOL bLine;
-<a name="l00256"></a>00256
-<a name="l00257"></a>00257 bLine = FALSE;
-<a name="l00258"></a>00258 iElements = (iSize - offsetof(<a class="code" href="structdrawfile__path.html">drawfile_path</a>, path)) / 4;
-<a name="l00259"></a>00259
-<a name="l00260"></a>00260 <span class="keywordflow">for</span> (piTmp = pPath->path; piTmp < pPath->path + iElements; piTmp++) {
-<a name="l00261"></a>00261 <span class="keywordflow">switch</span>(*piTmp) {
-<a name="l00262"></a>00262 <span class="keywordflow">case</span> drawfile_PATH_END_PATH:
-<a name="l00263"></a>00263 <span class="keywordflow">if</span> (bLine) {
-<a name="l00264"></a>00264 <span class="keywordflow">return</span> NULL;
-<a name="l00265"></a>00265 }
-<a name="l00266"></a>00266 <span class="keywordflow">return</span> pFillError(DRAWFILE_PATH_WITHOUT_LINES);
-<a name="l00267"></a>00267 <span class="keywordflow">case</span> drawfile_PATH_LINE_TO:
-<a name="l00268"></a>00268 bLine = TRUE;
-<a name="l00269"></a>00269 piTmp += 2;
-<a name="l00270"></a>00270 <span class="keywordflow">break</span>;
-<a name="l00271"></a>00271 <span class="keywordflow">case</span> drawfile_PATH_MOVE_TO:
-<a name="l00272"></a>00272 piTmp += 2;
-<a name="l00273"></a>00273 <span class="keywordflow">break</span>;
-<a name="l00274"></a>00274 <span class="keywordflow">case</span> drawfile_PATH_CLOSE_LINE:
-<a name="l00275"></a>00275 bLine = TRUE;
-<a name="l00276"></a>00276 <span class="keywordflow">break</span>;
-<a name="l00277"></a>00277 <span class="keywordflow">default</span>:
-<a name="l00278"></a>00278 <span class="keywordflow">return</span> pFillError(DRAWFILE_BAD_PATH_TYPE);
-<a name="l00279"></a>00279 }
-<a name="l00280"></a>00280 }
-<a name="l00281"></a>00281 <span class="keywordflow">return</span> pFillError(DRAWFILE_PATH_WITHOUT_END);
-<a name="l00282"></a>00282 } <span class="comment">/* end of pVerifyPath */</span>
-<a name="l00283"></a>00283
-<a name="l00284"></a>00284 <span class="comment">/*</span>
-<a name="l00285"></a>00285 <span class="comment"> * pVerifySprite - verify a sprite object</span>
-<a name="l00286"></a>00286 <span class="comment"> */</span>
-<a name="l00287"></a>00287 <span class="keyword">static</span> os_error *
-<a name="l00288"></a>00288 pVerifySprite(<span class="keyword">const</span> <a class="code" href="structdrawfile__sprite.html">drawfile_sprite</a> *pSprite, <span class="keywordtype">int</span> iSize)
-<a name="l00289"></a>00289 {
-<a name="l00290"></a>00290 iSize -= offsetof(<a class="code" href="structdrawfile__sprite.html">drawfile_sprite</a>, header);
-<a name="l00291"></a>00291 <span class="keywordflow">if</span> (iSize < pSprite->header.offset_next) {
-<a name="l00292"></a>00292 DBG_DEC(iSize);
-<a name="l00293"></a>00293 DBG_DEC(pSprite->header.offset_next);
-<a name="l00294"></a>00294 <span class="keywordflow">return</span> pFillError(DRAWFILE_BAD_SPRITE_SIZE);
-<a name="l00295"></a>00295 }
-<a name="l00296"></a>00296 <span class="keywordflow">return</span> NULL;
-<a name="l00297"></a>00297 } <span class="comment">/* end of pVerifySprite */</span>
-<a name="l00298"></a>00298
-<a name="l00299"></a>00299 <span class="comment">/*</span>
-<a name="l00300"></a>00300 <span class="comment"> * pVerifyJpeg - verify a jpeg object</span>
-<a name="l00301"></a>00301 <span class="comment"> */</span>
-<a name="l00302"></a>00302 <span class="keyword">static</span> os_error *
-<a name="l00303"></a>00303 pVerifyJpeg(<span class="keyword">const</span> <a class="code" href="structdrawfile__jpeg.html">drawfile_jpeg</a> *pJpeg, <span class="keywordtype">int</span> iSize)
-<a name="l00304"></a>00304 {
-<a name="l00305"></a>00305 iSize -= offsetof(<a class="code" href="structdrawfile__jpeg.html">drawfile_jpeg</a>, data);
-<a name="l00306"></a>00306 <span class="keywordflow">if</span> (iSize < pJpeg->len) {
-<a name="l00307"></a>00307 DBG_DEC(iSize);
-<a name="l00308"></a>00308 DBG_DEC(pJpeg->len);
-<a name="l00309"></a>00309 <span class="keywordflow">return</span> pFillError(DRAWFILE_BAD_JPEG_SIZE);
-<a name="l00310"></a>00310 }
-<a name="l00311"></a>00311 <span class="keywordflow">return</span> NULL;
-<a name="l00312"></a>00312 } <span class="comment">/* end of pVerifyJpeg */</span>
-<a name="l00313"></a>00313
-<a name="l00314"></a>00314 <span class="comment">/*</span>
-<a name="l00315"></a>00315 <span class="comment"> * Drawfile_VerifyDiagram - Verify the diagram generated from the Word file</span>
-<a name="l00316"></a>00316 <span class="comment"> *</span>
-<a name="l00317"></a>00317 <span class="comment"> * returns NULL if the diagram is correct</span>
-<a name="l00318"></a>00318 <span class="comment"> */</span>
-<a name="l00319"></a>00319 os_error *
-<a name="l00320"></a>00320 Drawfile_VerifyDiagram(<a class="code" href="structdrawfile__info.html">drawfile_info</a> *pInfo)
-<a name="l00321"></a>00321 {
-<a name="l00322"></a>00322 <a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a> *pDiag;
-<a name="l00323"></a>00323 <a class="code" href="structdrawfile__object.html">drawfile_object</a> *pObj;
-<a name="l00324"></a>00324 os_error *pError;
-<a name="l00325"></a>00325 <span class="keyword">const</span> <span class="keywordtype">char</span> *pcTmp;
-<a name="l00326"></a>00326 <span class="keywordtype">int</span> iToGo, iFontTables;
-<a name="l00327"></a>00327 BOOL bTypeFontTable;
-<a name="l00328"></a>00328
-<a name="l00329"></a>00329 TRACE_MSG(<span class="stringliteral">"Drawfile_VerifyDiagram"</span>);
-<a name="l00330"></a>00330
-<a name="l00331"></a>00331 fail(pInfo == NULL);
-<a name="l00332"></a>00332
-<a name="l00333"></a>00333 <span class="keywordflow">if</span> (pInfo->length < offsetof(<a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a>, objects)) {
-<a name="l00334"></a>00334 <span class="keywordflow">return</span> pFillError(DRAWFILE_TOO_SMALL);
-<a name="l00335"></a>00335 }
-<a name="l00336"></a>00336
-<a name="l00337"></a>00337 pDiag = (<a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a> *)pInfo->data;
-<a name="l00338"></a>00338 if (strncmp(pDiag->tag, <span class="stringliteral">"Draw"</span>, 4) != 0 ||
-<a name="l00339"></a>00339 pDiag->major_version != 201 ||
-<a name="l00340"></a>00340 pDiag->minor_version != 0) {
-<a name="l00341"></a>00341 <span class="keywordflow">return</span> pFillError(DRAWFILE_NOT_A_DRAWFILE);
-<a name="l00342"></a>00342 }
-<a name="l00343"></a>00343
-<a name="l00344"></a>00344 iToGo = pInfo->length - offsetof(<a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a>, objects);
-<a name="l00345"></a>00345 pcTmp = (<span class="keyword">const</span> <span class="keywordtype">char</span> *)pInfo->data + offsetof(<a class="code" href="structdrawfile__diagram.html">drawfile_diagram</a>, objects);
-<a name="l00346"></a>00346 iFontTables = 0;
-<a name="l00347"></a>00347 bTypeFontTable = FALSE;
-<a name="l00348"></a>00348
-<a name="l00349"></a>00349 <span class="keywordflow">while</span> (iToGo > 0) {
-<a name="l00350"></a>00350 pObj = (<a class="code" href="structdrawfile__object.html">drawfile_object</a> *)pcTmp;
-<a name="l00351"></a>00351 <span class="keywordflow">if</span> (pObj->size < 0 || pObj->size % 4 != 0) {
-<a name="l00352"></a>00352 <span class="keywordflow">return</span> pFillError(DRAWFILE_OBJECT_SIZE);
-<a name="l00353"></a>00353 }
-<a name="l00354"></a>00354 <span class="keywordflow">switch</span> (pObj->type) {
-<a name="l00355"></a>00355 <span class="keywordflow">case</span> drawfile_TYPE_FONT_TABLE:
-<a name="l00356"></a>00356 <span class="keywordflow">if</span> (bTypeFontTable) {
-<a name="l00357"></a>00357 <span class="keywordflow">return</span> pFillError(DRAWFILE_MANY_FONTTABLES);
-<a name="l00358"></a>00358 }
-<a name="l00359"></a>00359 bTypeFontTable = TRUE;
-<a name="l00360"></a>00360 <span class="keywordflow">break</span>;
-<a name="l00361"></a>00361 <span class="keywordflow">case</span> drawfile_TYPE_TEXT:
-<a name="l00362"></a>00362 <span class="keywordflow">if</span> (pObj->data.text.style.font_ref != 0 &&
-<a name="l00363"></a>00363 !bTypeFontTable) {
-<a name="l00364"></a>00364 <span class="keywordflow">return</span> pFillError(DRAWFILE_TEXT_NO_FONT);
-<a name="l00365"></a>00365 }
-<a name="l00366"></a>00366 pError = pVerifyText(&pObj->data.text);
-<a name="l00367"></a>00367 <span class="keywordflow">if</span> (pError != NULL) {
-<a name="l00368"></a>00368 <span class="keywordflow">return</span> pError;
-<a name="l00369"></a>00369 }
-<a name="l00370"></a>00370 <span class="keywordflow">break</span>;
-<a name="l00371"></a>00371 <span class="keywordflow">case</span> drawfile_TYPE_PATH:
-<a name="l00372"></a>00372 pError = pVerifyPath(&pObj->data.path,
-<a name="l00373"></a>00373 pObj->size - offsetof(<a class="code" href="structdrawfile__object.html">drawfile_object</a>, data));
-<a name="l00374"></a>00374 <span class="keywordflow">if</span> (pError != NULL) {
-<a name="l00375"></a>00375 <span class="keywordflow">return</span> pError;
-<a name="l00376"></a>00376 }
-<a name="l00377"></a>00377 <span class="keywordflow">break</span>;
-<a name="l00378"></a>00378 <span class="keywordflow">case</span> drawfile_TYPE_SPRITE:
-<a name="l00379"></a>00379 pError = pVerifySprite(&pObj->data.sprite,
-<a name="l00380"></a>00380 pObj->size - offsetof(<a class="code" href="structdrawfile__object.html">drawfile_object</a>, data));
-<a name="l00381"></a>00381 <span class="keywordflow">if</span> (pError != NULL) {
-<a name="l00382"></a>00382 <span class="keywordflow">return</span> pError;
-<a name="l00383"></a>00383 }
-<a name="l00384"></a>00384 <span class="keywordflow">break</span>;
-<a name="l00385"></a>00385 <span class="keywordflow">case</span> drawfile_TYPE_JPEG:
-<a name="l00386"></a>00386 pError = pVerifyJpeg(&pObj->data.jpeg,
-<a name="l00387"></a>00387 pObj->size - offsetof(<a class="code" href="structdrawfile__object.html">drawfile_object</a>, data));
-<a name="l00388"></a>00388 <span class="keywordflow">if</span> (pError != NULL) {
-<a name="l00389"></a>00389 <span class="keywordflow">return</span> pError;
-<a name="l00390"></a>00390 }
-<a name="l00391"></a>00391 <span class="keywordflow">break</span>;
-<a name="l00392"></a>00392 <span class="keywordflow">default</span>:
-<a name="l00393"></a>00393 DBG_DEC(pObj->type);
-<a name="l00394"></a>00394 <span class="keywordflow">return</span> pFillError(DRAWFILE_OBJECT_UNEXPECTED);
-<a name="l00395"></a>00395 }
-<a name="l00396"></a>00396 pcTmp += pObj->size;
-<a name="l00397"></a>00397 iToGo -= pObj->size;
-<a name="l00398"></a>00398 }
-<a name="l00399"></a>00399 <span class="keywordflow">if</span> (iToGo < 0) {
-<a name="l00400"></a>00400 <span class="keywordflow">return</span> pFillError(DRAWFILE_SIZE_ERROR);
-<a name="l00401"></a>00401 }
-<a name="l00402"></a>00402 <span class="keywordflow">return</span> NULL;
-<a name="l00403"></a>00403 } <span class="comment">/* end of Drawfile_VerifyDiagram */</span>
-<a name="l00404"></a>00404
-<a name="l00405"></a>00405 <span class="comment">/*</span>
-<a name="l00406"></a>00406 <span class="comment"> * Drawfile_QueryBox - Find the bounding box of a diagram</span>
-<a name="l00407"></a>00407 <span class="comment"> */</span>
-<a name="l00408"></a>00408 <span class="keywordtype">void</span>
-<a name="l00409"></a>00409 Drawfile_QueryBox(<a class="code" href="structdrawfile__info.html">drawfile_info</a> *pInfo, wimp_box *pRect, BOOL bScreenUnits)
-<a name="l00410"></a>00410 {
-<a name="l00411"></a>00411 fail(pInfo == NULL);
-<a name="l00412"></a>00412 fail(pRect == NULL);
-<a name="l00413"></a>00413
-<a name="l00414"></a>00414 Error_CheckFatal(Drawfile_Bbox(0,
-<a name="l00415"></a>00415 pInfo->data, pInfo->length, NULL, pRect));
-<a name="l00416"></a>00416 <span class="keywordflow">if</span> (bScreenUnits) {
-<a name="l00417"></a>00417 pRect->min.x = Drawfile_DrawToScreen(pRect->min.x);
-<a name="l00418"></a>00418 pRect->min.y = Drawfile_DrawToScreen(pRect->min.y);
-<a name="l00419"></a>00419 pRect->max.x = Drawfile_DrawToScreen(pRect->max.x);
-<a name="l00420"></a>00420 pRect->max.y = Drawfile_DrawToScreen(pRect->max.y);
-<a name="l00421"></a>00421 }
-<a name="l00422"></a>00422 } <span class="comment">/* end of Drawfile_QueryBox */</span>
-</pre></div></div>
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-<a href="http://www.doxygen.org/index.html">
-<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.6.2 </small></address>
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