mirror of https://github.com/fltk/fltk
Update nanosvg library to current upstream version
See README.bundled-libs.txt
This commit is contained in:
Albrecht Schlosser
parent
39a8c72c86
commit
716a5067a9
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@ -17,21 +17,21 @@ Current versions of bundled libraries:
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Library Version Release date FLTK Version
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------------------------------------------------------------------
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jpeg jpeg-9c 2018-01-14 1.4.0
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nanosvg [1] 06c1f0f 2018-07-01 1.4.0
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nanosvg e62285a43b [1] 2019-01-31 1.4.0
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png libpng-1.6.34 2017-09-29 1.4.0
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zlib zlib-1.2.11 2017-01-15 1.4.0
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[1] Git commit: https://github.com/memononen/nanosvg
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Previous versions of bundled libraries:
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Library Version Release date FLTK Version
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------------------------------------------------------------------
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nanosvg ce81a6577c [1] 2018-07-01 1.4.0
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jpeg jpeg-9a 2014-01-19 1.3.4
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png libpng-1.6.16 2014-12-22 1.3.4
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zlib zlib-1.2.8 2013-04-28 1.3.4
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[1] Git commit in: https://github.com/fltk/nanosvg
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See also git tag 'fltk_yyyy-mm-dd' where yyyy-mm-dd == "Release date".
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General information:
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@ -49,7 +49,7 @@ General information:
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later is aware of changes in the source code for FLTK. Additional comments
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should be added to show the rationale, i.e. why a particular change was
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necessary. If applicable, add a reference to a Software Trouble Report
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like "STR #3456".
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like "STR 3456", "Issue #123", or "PR #234".
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How to update the bundled libraries:
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@ -29,9 +29,11 @@
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#ifndef NANOSVG_H
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#define NANOSVG_H
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#ifndef NANOSVG_CPLUSPLUS
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#ifdef __cplusplus
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extern "C" {
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#endif
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#endif
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// NanoSVG is a simple stupid single-header-file SVG parse. The output of the parser is a list of cubic bezier shapes.
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//
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@ -45,15 +47,15 @@ extern "C" {
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// NanoSVG can return the paths in few different units. For example if you want to render an image, you may choose
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// to get the paths in pixels, or if you are feeding the data into a CNC-cutter, you may want to use millimeters.
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//
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// The units passed to NanoVG should be one of: 'px', 'pt', 'pc' 'mm', 'cm', or 'in'.
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// The units passed to NanoSVG should be one of: 'px', 'pt', 'pc' 'mm', 'cm', or 'in'.
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// DPI (dots-per-inch) controls how the unit conversion is done.
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//
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// If you don't know or care about the units stuff, "px" and 96 should get you going.
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/* Example Usage:
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// Load
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NSVGImage* image;
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// Load SVG
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NSVGimage* image;
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image = nsvgParseFromFile("test.svg", "px", 96);
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printf("size: %f x %f\n", image->width, image->height);
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// Use...
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@ -167,12 +169,17 @@ NSVGimage* nsvgParseFromFile(const char* filename, const char* units, float dpi)
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// Important note: changes the string.
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NSVGimage* nsvgParse(char* input, const char* units, float dpi);
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// Deletes list of paths.
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// Duplicates a path.
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NSVGpath* nsvgDuplicatePath(NSVGpath* p);
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// Deletes an image.
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void nsvgDelete(NSVGimage* image);
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#ifndef NANOSVG_CPLUSPLUS
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif // NANOSVG_H
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@ -1423,8 +1430,7 @@ static unsigned int nsvg__parseColor(const char* str)
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static float nsvg__parseOpacity(const char* str)
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{
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float val = 0;
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sscanf(str, "%f", &val);
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float val = nsvg__atof(str);
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if (val < 0.0f) val = 0.0f;
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if (val > 1.0f) val = 1.0f;
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return val;
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@ -1432,8 +1438,7 @@ static float nsvg__parseOpacity(const char* str)
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static float nsvg__parseMiterLimit(const char* str)
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{
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float val = 0;
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sscanf(str, "%f", &val);
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float val = nsvg__atof(str);
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if (val < 0.0f) val = 0.0f;
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return val;
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}
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@ -1464,9 +1469,9 @@ static int nsvg__parseUnits(const char* units)
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static NSVGcoordinate nsvg__parseCoordinateRaw(const char* str)
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{
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NSVGcoordinate coord = {0, NSVG_UNITS_USER};
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char units[32]="";
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sscanf(str, "%f%31s", &coord.value, units);
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coord.units = nsvg__parseUnits(units);
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char buf[64];
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coord.units = nsvg__parseUnits(nsvg__parseNumber(str, buf, 64));
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coord.value = nsvg__atof(buf);
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return coord;
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}
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@ -2506,7 +2511,22 @@ static void nsvg__parseSVG(NSVGparser* p, const char** attr)
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} else if (strcmp(attr[i], "height") == 0) {
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p->image->height = nsvg__parseCoordinate(p, attr[i + 1], 0.0f, 0.0f);
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} else if (strcmp(attr[i], "viewBox") == 0) {
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sscanf(attr[i + 1], "%f%*[%%, \t]%f%*[%%, \t]%f%*[%%, \t]%f", &p->viewMinx, &p->viewMiny, &p->viewWidth, &p->viewHeight);
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const char *s = attr[i + 1];
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char buf[64];
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s = nsvg__parseNumber(s, buf, 64);
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p->viewMinx = nsvg__atof(buf);
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while (*s && (nsvg__isspace(*s) || *s == '%' || *s == ',')) s++;
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if (!*s) return;
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s = nsvg__parseNumber(s, buf, 64);
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p->viewMiny = nsvg__atof(buf);
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while (*s && (nsvg__isspace(*s) || *s == '%' || *s == ',')) s++;
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if (!*s) return;
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s = nsvg__parseNumber(s, buf, 64);
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p->viewWidth = nsvg__atof(buf);
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while (*s && (nsvg__isspace(*s) || *s == '%' || *s == ',')) s++;
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if (!*s) return;
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s = nsvg__parseNumber(s, buf, 64);
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p->viewHeight = nsvg__atof(buf);
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} else if (strcmp(attr[i], "preserveAspectRatio") == 0) {
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if (strstr(attr[i + 1], "none") != 0) {
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// No uniform scaling
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@ -2914,6 +2934,36 @@ error:
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return NULL;
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}
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NSVGpath* nsvgDuplicatePath(NSVGpath* p)
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{
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NSVGpath* res = NULL;
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if (p == NULL)
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return NULL;
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res = (NSVGpath*)malloc(sizeof(NSVGpath));
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if (res == NULL) goto error;
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memset(res, 0, sizeof(NSVGpath));
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res->pts = (float*)malloc(p->npts*2*sizeof(float));
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if (res->pts == NULL) goto error;
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memcpy(res->pts, p->pts, p->npts * sizeof(float) * 2);
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res->npts = p->npts;
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memcpy(res->bounds, p->bounds, sizeof(p->bounds));
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res->closed = p->closed;
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return res;
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error:
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if (res != NULL) {
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free(res->pts);
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free(res);
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}
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return NULL;
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}
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void nsvgDelete(NSVGimage* image)
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{
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NSVGshape *snext, *shape;
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@ -31,15 +31,18 @@
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#ifndef NANOSVGRAST_H
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#define NANOSVGRAST_H
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#ifndef NANOSVGRAST_CPLUSPLUS
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#ifdef __cplusplus
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extern "C" {
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#endif
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#endif
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typedef struct NSVGrasterizer NSVGrasterizer;
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/* Example Usage:
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// Load SVG
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struct SNVGImage* image = nsvgParseFromFile("test.svg.");
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NSVGimage* image;
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image = nsvgParseFromFile("test.svg", "px", 96);
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// Create rasterizer (can be used to render multiple images).
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struct NSVGrasterizer* rast = nsvgCreateRasterizer();
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@ -78,9 +81,11 @@ void nsvgRasterizeXY(NSVGrasterizer* r,
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void nsvgDeleteRasterizer(NSVGrasterizer*);
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#ifndef NANOSVGRAST_CPLUSPLUS
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#ifdef __cplusplus
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}
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#endif
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#endif
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#endif // NANOSVGRAST_H
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