diff options
author | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2024-07-03 10:19:30 +0200 |
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committer | Jörg Frings-Fürst <debian@jff-webhosting.net> | 2024-07-03 10:19:30 +0200 |
commit | a14a7a0ccc9de76aeab0b2e4bbf58f1a79deedc2 (patch) | |
tree | e469179df67a0e0db49161a43cbf8076a189f6f4 /app/bin/svgformat.c | |
parent | 5d2c2b27a6323e2666378b986129b2a7c2c39e5c (diff) |
New upstream version 5.3.0GAupstream/5.3.0GAupstream
Diffstat (limited to 'app/bin/svgformat.c')
-rw-r--r-- | app/bin/svgformat.c | 559 |
1 files changed, 278 insertions, 281 deletions
diff --git a/app/bin/svgformat.c b/app/bin/svgformat.c index 2c57da0..3dfa621 100644 --- a/app/bin/svgformat.c +++ b/app/bin/svgformat.c @@ -17,7 +17,7 @@ * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software -* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #define _USE_MATH_DEFINES @@ -26,35 +26,32 @@ #include <string.h> #include <stdio.h> -#ifdef HAVE_MALLOC_H - #include <malloc.h> -#endif - #include "dynstring.h" #include "mxml.h" #include "include/svgformat.h" #include "include/utlist.h" +#include "common.h" #define SVGDPIFACTOR 90.0 /**< the assumed resolution of the svg, 90 is what Inkscape uses */ #define ROUND2PIXEL( value ) ((int)floor(value * SVGDPIFACTOR + 0.5)) typedef struct sCssStyle { - DynString name; - DynString style; - struct sCssStyle *next; + DynString name; + DynString style; + struct sCssStyle *next; } sCssStyle; static sCssStyle *styleCache = NULL; static unsigned cacheCount; static char *lineStyleCSS[] = { /**< The css class names for line styles */ - NULL, // no style needed for solid line - "linedash", - "linedot", - "linedashdot", - "linedashdot", - "linecenter", - "linephantom" + NULL, // no style needed for solid line + "linedash", + "linedot", + "linedashdot", + "linedashdot", + "linecenter", + "linephantom" }; #define LINESTYLECLASSES \ @@ -73,23 +70,23 @@ static char *lineStyleCSS[] = { /**< The css class names for line styles */ static void SvgInitStyleCache(void) { - sCssStyle *style; + sCssStyle *style; - style = malloc(sizeof(sCssStyle)); - DynStringMalloc(&(style->name), 2); - DynStringCatCStr(&(style->name), "*"); + style = malloc(sizeof(sCssStyle)); + DynStringMalloc(&(style->name), 2); + DynStringCatCStr(&(style->name), "*"); - DynStringMalloc(&(style->style), 16); - DynStringCatCStr(&(style->style), "stroke-width:1; stroke:#000000; fill:none;"); - LL_APPEND(styleCache, style); + DynStringMalloc(&(style->style), 16); + DynStringCatCStr(&(style->style), "stroke-width:1; stroke:#000000; fill:none;"); + LL_APPEND(styleCache, style); - cacheCount = 1; + cacheCount = 1; } static int CompareStyle(sCssStyle *a, sCssStyle *b) { - return (strcmp(DynStringToCStr(&(a->style)), DynStringToCStr(&(b->style)))); + return (strcmp(DynStringToCStr(&(a->style)), DynStringToCStr(&(b->style)))); } /** @@ -106,27 +103,27 @@ CompareStyle(sCssStyle *a, sCssStyle *b) static char * SvgAddStyleToCache(DynString *styleDef) { - sCssStyle *style; - sCssStyle *result; - - style = malloc(sizeof(sCssStyle)); - style->style = *styleDef; - - LL_SEARCH(styleCache, result, style, CompareStyle); - if (result) { - if (!strcmp(DynStringToCStr(&(result->name)), "*")) { - return (NULL); - } else { - return (DynStringToCStr(&(result->name)) + 1); - } - } else { - DynString className; - DynStringMalloc(&className, 16); - DynStringPrintf(&className, ".xtc%u", cacheCount++); - style->name = className; - LL_APPEND(styleCache, style); - return (DynStringToCStr(&className) + 1); //skip leading dot in class name - } + sCssStyle *style; + sCssStyle *result; + + style = malloc(sizeof(sCssStyle)); + style->style = *styleDef; + + LL_SEARCH(styleCache, result, style, CompareStyle); + if (result) { + if (!strcmp(DynStringToCStr(&(result->name)), "*")) { + return (NULL); + } else { + return (DynStringToCStr(&(result->name)) + 1); + } + } else { + DynString className; + DynStringMalloc(&className, 16); + DynStringPrintf(&className, ".xtc%u", cacheCount++); + style->name = className; + LL_APPEND(styleCache, style); + return (DynStringToCStr(&className) + 1); //skip leading dot in class name + } } /** @@ -136,16 +133,16 @@ SvgAddStyleToCache(DynString *styleDef) static void SvgDestroyStyleCache(void) { - sCssStyle *style; - sCssStyle *tmp; + sCssStyle *style; + sCssStyle *tmp; - LL_FOREACH_SAFE(styleCache, style, tmp) { - DynStringFree(&(style->name)); - DynStringFree(&(style->style)); - free(style); - } + LL_FOREACH_SAFE(styleCache, style, tmp) { + DynStringFree(&(style->name)); + DynStringFree(&(style->style)); + free(style); + } - styleCache = NULL; + styleCache = NULL; } /** @@ -161,36 +158,36 @@ static void SvgCreateStyle(mxml_node_t *element, unsigned long colorRGB, double width, bool fill, unsigned lineStyle) { - DynString style; - char color[10]; - char *className = NULL; - char *classLineStyle = NULL; - - assert(lineStyle < 7); - - sprintf(color, "#%2.2x%2.2x%2.2x", ((unsigned int)colorRGB >> 16) & 0xFF, - ((unsigned int)colorRGB >> 8) & 0xFF, (unsigned int)colorRGB & 0xFF); - - DynStringMalloc(&style, 32); - - DynStringPrintf(&style, - "stroke-width:%d; stroke:%s; fill:%s;", - (int)(width + 0.5), - color, - (fill ? color: "none")); - - className = SvgAddStyleToCache(&style); - classLineStyle = lineStyleCSS[lineStyle]; - - if (className && classLineStyle) { - mxmlElementSetAttrf(element, "class", "%s %s", className, classLineStyle); - } else { - if (className || classLineStyle) { - mxmlElementSetAttr(element, "class", (className? className:classLineStyle)); - } else { - // strict default, nothing to add - } - } + DynString style; + char color[10]; + char *className = NULL; + char *classLineStyle = NULL; + + CHECK(lineStyle < 7); + + sprintf(color, "#%2.2x%2.2x%2.2x", ((unsigned int)colorRGB >> 16) & 0xFF, + ((unsigned int)colorRGB >> 8) & 0xFF, (unsigned int)colorRGB & 0xFF); + + DynStringMalloc(&style, 32); + + DynStringPrintf(&style, + "stroke-width:%d; stroke:%s; fill:%s;", + (int)(width + 0.5), + color, + (fill ? color: "none")); + + className = SvgAddStyleToCache(&style); + classLineStyle = lineStyleCSS[lineStyle]; + + if (className && classLineStyle) { + mxmlElementSetAttrf(element, "class", "%s %s", className, classLineStyle); + } else { + if (className || classLineStyle) { + mxmlElementSetAttr(element, "class", (className? className:classLineStyle)); + } else { + // strict default, nothing to add + } + } } /** @@ -204,7 +201,7 @@ SvgCreateStyle(mxml_node_t *element, unsigned long colorRGB, double width, static void SvgAddRealUnit(mxml_node_t *node, char *name, double value) { - mxmlElementSetAttrf(node, name, "%d", (int)(value+0.5)); + mxmlElementSetAttrf(node, name, "%d", (int)(value+0.5)); } /** @@ -220,7 +217,7 @@ SvgAddRealUnit(mxml_node_t *node, char *name, double value) static void SvgAddCoordinate(mxml_node_t *node, char *name, double value) { - mxmlElementSetAttrf(node, name, "%d", ROUND2PIXEL(value)); + mxmlElementSetAttrf(node, name, "%d", ROUND2PIXEL(value)); } /** @@ -239,17 +236,17 @@ void SvgLineCommand(SVGParent *svg, double x0, double y0, double x1, double y1, double w, long c, unsigned lineStyle) { - mxml_node_t *xmlData; + mxml_node_t *xmlData; - xmlData = mxmlNewElement(svg, "line"); + xmlData = mxmlNewElement(svg, "line"); - // line end points - SvgAddCoordinate(xmlData, "x1", x0); - SvgAddCoordinate(xmlData, "y1", y0); - SvgAddCoordinate(xmlData, "x2", x1); - SvgAddCoordinate(xmlData, "y2", y1); + // line end points + SvgAddCoordinate(xmlData, "x1", x0); + SvgAddCoordinate(xmlData, "y1", y0); + SvgAddCoordinate(xmlData, "x2", x1); + SvgAddCoordinate(xmlData, "y2", y1); - SvgCreateStyle(xmlData, c, w, false, lineStyle); + SvgCreateStyle(xmlData, c, w, false, lineStyle); } /** @@ -268,17 +265,17 @@ void SvgRectCommand(SVGParent *svg, double x0, double y0, double x1, double y1, int color, unsigned lineStyle) { - mxml_node_t *xmlData; + mxml_node_t *xmlData; - xmlData = mxmlNewElement(svg, "rect"); + xmlData = mxmlNewElement(svg, "rect"); - // line end points - SvgAddCoordinate(xmlData, "x1", x0); - SvgAddCoordinate(xmlData, "y1", y0); - SvgAddCoordinate(xmlData, "x2", x1); - SvgAddCoordinate(xmlData, "y2", y1); + // line end points + SvgAddCoordinate(xmlData, "x1", x0); + SvgAddCoordinate(xmlData, "y1", y0); + SvgAddCoordinate(xmlData, "x2", x1); + SvgAddCoordinate(xmlData, "y2", y1); - SvgCreateStyle(xmlData, color, 1, false, lineStyle); + SvgCreateStyle(xmlData, color, 1, false, lineStyle); } @@ -298,31 +295,31 @@ void SvgPolyLineCommand(SVGParent *svg, int cnt, double *points, int color, double width, bool fill, unsigned lineStyle) { - mxml_node_t *xmlData; - DynString pointList; - DynString pos; + mxml_node_t *xmlData; + DynString pointList; + DynString pos; - DynStringMalloc(&pointList, 64); - DynStringMalloc(&pos, 20); + DynStringMalloc(&pointList, 64); + DynStringMalloc(&pos, 20); - for (int i = 0; i < cnt; i++) { - DynStringPrintf(&pos, - "%d,%d ", - (int)floor(points[i * 2] * SVGDPIFACTOR + 0.5), - (int)floor(points[ i * 2 + 1] * SVGDPIFACTOR + 0.5)); + for (int i = 0; i < cnt; i++) { + DynStringPrintf(&pos, + "%d,%d ", + (int)floor(points[i * 2] * SVGDPIFACTOR + 0.5), + (int)floor(points[ i * 2 + 1] * SVGDPIFACTOR + 0.5)); - DynStringCatStr(&pointList, &pos); - DynStringClear(&pos); - } + DynStringCatStr(&pointList, &pos); + DynStringClear(&pos); + } - xmlData = mxmlNewElement(svg, "polyline"); - mxmlElementSetAttr(xmlData, "points", DynStringToCStr(&pointList)); + xmlData = mxmlNewElement(svg, "polyline"); + mxmlElementSetAttr(xmlData, "points", DynStringToCStr(&pointList)); - SvgCreateStyle(xmlData, color, width, fill, lineStyle); + SvgCreateStyle(xmlData, color, width, fill, lineStyle); - DynStringFree(&pos); - DynStringFree(&pointList); + DynStringFree(&pos); + DynStringFree(&pointList); } /** @@ -342,17 +339,17 @@ void SvgCircleCommand(SVGParent *svg, double x, double y, double r, double w, long c, bool fill, unsigned lineStyle) { - mxml_node_t *xmlData; + mxml_node_t *xmlData; - xmlData = mxmlNewElement(svg, "circle"); + xmlData = mxmlNewElement(svg, "circle"); - // line end points - SvgAddCoordinate(xmlData, "cx", x); - SvgAddCoordinate(xmlData, "cy", y); + // line end points + SvgAddCoordinate(xmlData, "cx", x); + SvgAddCoordinate(xmlData, "cy", y); - SvgAddCoordinate(xmlData, "r", r); + SvgAddCoordinate(xmlData, "r", r); - SvgCreateStyle(xmlData, c, w, fill, lineStyle); + SvgCreateStyle(xmlData, c, w, fill, lineStyle); } @@ -371,10 +368,10 @@ static void PolarToCartesian(double cx, double cy, double radius, double angle, double *px, double *py) { - double angleInRadians = ((angle) * M_PI) / 180.0; + double angleInRadians = ((angle) * M_PI) / 180.0; - *px = cx + (radius * cos(angleInRadians)); - *py = cy + (radius * sin(angleInRadians)); + *px = cx + (radius * cos(angleInRadians)); + *py = cy + (radius * sin(angleInRadians)); } /** @@ -398,35 +395,35 @@ SvgArcCommand(SVGParent *svg, double x, double y, double r, double a0, double a1, bool center, double w, long c, unsigned lineStyle) { - double startX; - double startY; - double endX; - double endY; - char largeArcFlag = (a1 - a0 <= 180 ? '0' : '1'); - DynString pathArc; - mxml_node_t *xmlData; - - xmlData = mxmlNewElement(svg, "path"); - - PolarToCartesian(x, y, r, a0+a1-90, &startX, &startY); - PolarToCartesian(x, y, r, a0-90, &endX, &endY); - - DynStringMalloc(&pathArc, 64); - DynStringPrintf(&pathArc, - "M %d %d A %d %d 0 %c 0 %d %d", - ROUND2PIXEL(startX), - ROUND2PIXEL(startY), - ROUND2PIXEL(r), - ROUND2PIXEL(r), - largeArcFlag, - ROUND2PIXEL(endX), - ROUND2PIXEL(endY)); - - mxmlElementSetAttr(xmlData, "d", DynStringToCStr(&pathArc)); - - DynStringFree(&pathArc); - - SvgCreateStyle(xmlData, c, w, false, lineStyle); + double startX; + double startY; + double endX; + double endY; + char largeArcFlag = (a1 - a0 <= 180 ? '0' : '1'); + DynString pathArc; + mxml_node_t *xmlData; + + xmlData = mxmlNewElement(svg, "path"); + + PolarToCartesian(x, y, r, a0+a1-90, &startX, &startY); + PolarToCartesian(x, y, r, a0-90, &endX, &endY); + + DynStringMalloc(&pathArc, 64); + DynStringPrintf(&pathArc, + "M %d %d A %d %d 0 %c 0 %d %d", + ROUND2PIXEL(startX), + ROUND2PIXEL(startY), + ROUND2PIXEL(r), + ROUND2PIXEL(r), + largeArcFlag, + ROUND2PIXEL(endX), + ROUND2PIXEL(endY)); + + mxmlElementSetAttr(xmlData, "d", DynStringToCStr(&pathArc)); + + DynStringFree(&pathArc); + + SvgCreateStyle(xmlData, c, w, false, lineStyle); } /** @@ -444,18 +441,18 @@ void SvgTextCommand(SVGParent *svg, double x, double y, double size, long c, char *text) { - mxml_node_t *xmlData; + mxml_node_t *xmlData; - xmlData = mxmlNewElement(svg, "text"); - // starting point - SvgAddCoordinate(xmlData, "x", x); - SvgAddCoordinate(xmlData, "y", y); + xmlData = mxmlNewElement(svg, "text"); + // starting point + SvgAddCoordinate(xmlData, "x", x); + SvgAddCoordinate(xmlData, "y", y); - SvgCreateStyle(xmlData, c, 1, 1, 0); + SvgCreateStyle(xmlData, c, 1, 1, 0); - SvgAddRealUnit(xmlData, "font-size", size); + SvgAddRealUnit(xmlData, "font-size", size); - mxmlNewText(xmlData, false, text); + mxmlNewText(xmlData, false, text); } /** @@ -468,13 +465,13 @@ SvgTextCommand(SVGParent *svg, double x, void SvgAddTitle(SVGParent *svg, char *title) { - mxml_node_t *titleNode; - if (title) { - titleNode = mxmlNewElement(MXML_NO_PARENT, "title"); - mxmlNewText(titleNode, false, title); + mxml_node_t *titleNode; + if (title) { + titleNode = mxmlNewElement(MXML_NO_PARENT, "title"); + mxmlNewText(titleNode, false, title); - mxmlAdd(svg, MXML_ADD_BEFORE, MXML_ADD_TO_PARENT, titleNode); - } + mxmlAdd(svg, MXML_ADD_BEFORE, MXML_ADD_TO_PARENT, titleNode); + } } /** @@ -490,30 +487,30 @@ SvgAddTitle(SVGParent *svg, char *title) void SvgAddCSSStyle(SVGParent *svg) { - mxml_node_t *cssNode; - DynString cssDefs; - DynString tmp; - sCssStyle *style; - - cssNode = mxmlNewElement(MXML_NO_PARENT, "style"); - mxmlElementSetAttr(cssNode, "type", "text/css"); - - DynStringMalloc(&cssDefs, 64); - DynStringMalloc(&tmp, 64); - LL_FOREACH(styleCache, style) { - DynStringPrintf(&tmp, "%s { %s }\n", - DynStringToCStr(&(style->name)), - DynStringToCStr(&(style->style))); - - DynStringCatStr(&cssDefs, &tmp); - } - - DynStringCatCStr(&cssDefs, LINESTYLECLASSES); - mxmlNewCDATA(cssNode, DynStringToCStr(&cssDefs)); - - mxmlAdd(svg, MXML_ADD_BEFORE, MXML_ADD_TO_PARENT, cssNode); - DynStringFree(&tmp); - DynStringFree(&cssDefs); + mxml_node_t *cssNode; + DynString cssDefs; + DynString tmp; + sCssStyle *style; + + cssNode = mxmlNewElement(MXML_NO_PARENT, "style"); + mxmlElementSetAttr(cssNode, "type", "text/css"); + + DynStringMalloc(&cssDefs, 64); + DynStringMalloc(&tmp, 64); + LL_FOREACH(styleCache, style) { + DynStringPrintf(&tmp, "%s { %s }\n", + DynStringToCStr(&(style->name)), + DynStringToCStr(&(style->style))); + + DynStringCatStr(&cssDefs, &tmp); + } + + DynStringCatCStr(&cssDefs, LINESTYLECLASSES); + mxmlNewCDATA(cssNode, DynStringToCStr(&cssDefs)); + + mxmlAdd(svg, MXML_ADD_BEFORE, MXML_ADD_TO_PARENT, cssNode); + DynStringFree(&tmp); + DynStringFree(&cssDefs); } /** @@ -525,9 +522,9 @@ SvgAddCSSStyle(SVGParent *svg) SVGDocument * SvgCreateDocument() { - SvgInitStyleCache(); + SvgInitStyleCache(); - return ((SVGDocument *)mxmlNewXML("1.0")); + return ((SVGDocument *)mxmlNewXML("1.0")); } /** @@ -539,9 +536,9 @@ SvgCreateDocument() void SvgDestroyDocument(SVGDocument *xml) { - mxmlDelete((mxml_node_t *)xml); + mxmlDelete((mxml_node_t *)xml); - SvgDestroyStyleCache(); + SvgDestroyStyleCache(); } /** @@ -563,23 +560,23 @@ SvgPrologue(SVGDocument *parent, char *id, int layerCount, double x0, double y0, double x1, double y1) { - mxml_node_t *xmlData; - - xmlData = mxmlNewElement(parent, - "!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"" - " \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\""); - xmlData = mxmlNewElement(parent, "svg"); - mxmlElementSetAttr(xmlData, "xmlns", "http://www.w3.org/2000/svg"); - - if (id) { - mxmlElementSetAttr(xmlData, "id", id); - } - SvgAddCoordinate(xmlData, "x", x0); - SvgAddCoordinate(xmlData, "y", y0); - SvgAddCoordinate(xmlData, "width", x1); - SvgAddCoordinate(xmlData, "height", y1); - - return ((SVGParent *)xmlData); + mxml_node_t *xmlData; + + xmlData = mxmlNewElement(parent, + "!DOCTYPE svg PUBLIC \"-//W3C//DTD SVG 1.1//EN\"" + " \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\""); + xmlData = mxmlNewElement(parent, "svg"); + mxmlElementSetAttr(xmlData, "xmlns", "http://www.w3.org/2000/svg"); + + if (id) { + mxmlElementSetAttr(xmlData, "id", id); + } + SvgAddCoordinate(xmlData, "x", x0); + SvgAddCoordinate(xmlData, "y", y0); + SvgAddCoordinate(xmlData, "width", x1); + SvgAddCoordinate(xmlData, "height", y1); + + return ((SVGParent *)xmlData); } /** @@ -594,61 +591,61 @@ SvgPrologue(SVGDocument *parent, char *id, int layerCount, double x0, double y0, const char * whitespace_cb(mxml_node_t *node, int where) { - const char *element; - - /* - * We can conditionally break to a new line before or after - * any element. These are just common HTML elements... - */ - - element = mxmlGetElement(node); - - if (!strcmp(element, "svg") || - !strncmp(element, "!DOCTYPE", strlen("!DOCTYPE"))) { - /* - * Newlines before open and after close... - */ - - if (where == MXML_WS_BEFORE_OPEN || - where == MXML_WS_BEFORE_CLOSE) { - return ("\n"); - } - } else { - if (!strcmp(element, "line") || - !strcmp(element, "circle") || - !strcmp(element, "path") || - !strcmp(element, "polyline")) { - if (where == MXML_WS_BEFORE_OPEN || - where == MXML_WS_AFTER_CLOSE) { - return ("\n\t"); - } - } else { - if (!strcmp(element, "style") || - !strcmp(element, "title") || - !strcmp(element, "text")) { - if (where == MXML_WS_BEFORE_OPEN) { - return ("\n\t"); - } else { - if (where == MXML_WS_AFTER_OPEN) { - return ("\n\t\t"); - } else { - if (where == MXML_WS_AFTER_CLOSE) { - return (""); - } else { - return ("\n\t"); - } - } - } - - } - } - } - - /* - * Otherwise return NULL for no added whitespace... - */ - - return (NULL); + const char *element; + + /* + * We can conditionally break to a new line before or after + * any element. These are just common HTML elements... + */ + + element = mxmlGetElement(node); + + if (!strcmp(element, "svg") || + !strncmp(element, "!DOCTYPE", strlen("!DOCTYPE"))) { + /* + * Newlines before open and after close... + */ + + if (where == MXML_WS_BEFORE_OPEN || + where == MXML_WS_BEFORE_CLOSE) { + return ("\n"); + } + } else { + if (!strcmp(element, "line") || + !strcmp(element, "circle") || + !strcmp(element, "path") || + !strcmp(element, "polyline")) { + if (where == MXML_WS_BEFORE_OPEN || + where == MXML_WS_AFTER_CLOSE) { + return ("\n\t"); + } + } else { + if (!strcmp(element, "style") || + !strcmp(element, "title") || + !strcmp(element, "text")) { + if (where == MXML_WS_BEFORE_OPEN) { + return ("\n\t"); + } else { + if (where == MXML_WS_AFTER_OPEN) { + return ("\n\t\t"); + } else { + if (where == MXML_WS_AFTER_CLOSE) { + return (""); + } else { + return ("\n\t"); + } + } + } + + } + } + } + + /* + * Otherwise return NULL for no added whitespace... + */ + + return (NULL); } /** @@ -663,15 +660,15 @@ whitespace_cb(mxml_node_t *node, int where) bool SvgSaveFile(SVGDocument *svg, char *filename) { - FILE *svgF; + FILE *svgF; - svgF = fopen(filename, "w"); - if (svgF) { - mxmlSetWrapMargin(0); - mxmlSaveFile(svg, svgF, whitespace_cb); - fclose(svgF); + svgF = fopen(filename, "w"); + if (svgF) { + mxmlSetWrapMargin(0); + mxmlSaveFile(svg, svgF, whitespace_cb); + fclose(svgF); - return (true); - } - return (false); + return (true); + } + return (false); } |