/****************************************************************************
- * RRDtool 1.2.x Copyright Tobias Oetiker, 1997 - 2005
+ * RRDtool 1.2rc6 Copyright by Tobi Oetiker, 1997-2005
****************************************************************************
* rrd_gfx.c graphics wrapper for rrdtool
**************************************************************************/
enum gfx_v_align_en v_align,
char* text){
gfx_node_t *node = gfx_new_node(canvas,GFX_TEXT);
-/* if (angle != 0.0){*/
- /* currently we only support 0 and 270 */
-/* angle = 270.0;
- }*/
node->text = strdup(text);
node->size = size;
art_vpath_add_point (vec, &points, &points_max, ART_END, 0, 0);
}
-static void gfx_round_scaled_coordinates(ArtVpath *vec)
-{
- while (vec->code != ART_END) {
- vec->x = floor(vec->x - LINEOFFSET + 0.5) + LINEOFFSET;
- vec->y = floor(vec->y - LINEOFFSET + 0.5) + LINEOFFSET;
- vec++;
- }
-}
/* find bbox of a string */
static void compute_string_bbox(gfx_string string) {
gfx_char glyph; /* current glyph in table */
unsigned int n;
int error;
- int gottab;
+ int gottab = 0;
ft_pen.x = 0; /* start at (0,0) !! */
ft_pen.y = 0;
switch (node->type) {
case GFX_LINE:
case GFX_AREA: {
- ArtVpath *vec;
+ ArtVpath *vec,*pvec;
double dst[6];
- ArtSVP *svp;
+ ArtSVP *svp,*svpt;
art_affine_scale(dst,canvas->zoom,canvas->zoom);
vec = art_vpath_affine_transform(node->path,dst);
if (node->closed_path)
gfx_libart_close_path(node, &vec);
- gfx_round_scaled_coordinates(vec);
+ /* gfx_round_scaled_coordinates(vec); */
+ pvec = art_vpath_perturb(vec);
+ art_free(vec);
if(node->type == GFX_LINE){
- svp = art_svp_vpath_stroke ( vec, ART_PATH_STROKE_JOIN_ROUND,
+ svp = art_svp_vpath_stroke ( pvec, ART_PATH_STROKE_JOIN_ROUND,
ART_PATH_STROKE_CAP_ROUND,
- node->size*canvas->zoom,1,1);
+ node->size*canvas->zoom,4,0.25);
} else {
- svp = art_svp_from_vpath ( vec );
+ svp = art_svp_from_vpath ( pvec );
+ svpt = art_svp_uncross( svp );
+ art_free(svp);
+ svp = art_svp_rewind_uncrossed(svpt,ART_WIND_RULE_NONZERO);
+ art_free(svpt);
}
- art_free(vec);
+ art_free(pvec);
art_rgb_svp_alpha (svp ,0,0, pys_width, pys_height,
node->color, buffer, rowstride, NULL);
art_free(svp);
(char *)node->filename,
0,
&face );
- if ( error ) break;
-
+ if ( error ) {
+ rrd_set_error("failed to load %s",node->filename);
+ break;
+ }
error = FT_Set_Char_Size(face, /* handle to face object */
(long)(node->size*64),
(long)(node->size*64),
text[0].compression = PNG_TEXT_COMPRESSION_NONE;
png_set_text (png_ptr, info_ptr, text, 1);
+ /* lets make this fast */
+ png_set_compression_level(png_ptr,1);
+ png_set_filter(png_ptr,PNG_FILTER_TYPE_BASE,PNG_NO_FILTERS);
+ /*
+ png_set_filter(png_ptr,PNG_FILTER_TYPE_BASE,PNG_FILTER_SUB);
+ png_set_compression_strategy(png_ptr,Z_HUFFMAN_ONLY);
+ png_set_compression_level(png_ptr,Z_BEST_SPEED); */
+
/* Write header data */
png_write_info (png_ptr, info_ptr);
-
for (i = 0; i < height; i++)
row_pointers[i] = (png_bytep) (buffer + i*rowstride);
-
+
png_write_image(png_ptr, row_pointers);
png_write_end(png_ptr, info_ptr);
png_destroy_write_struct(&png_ptr, &info_ptr);
gfx_node_t *node;
fputs(
"%!PS-Adobe-3.0 EPSF-3.0\n"
- "%%Creator: RRDtool 1.1.x, Tobias Oetiker, http://tobi.oetiker.ch\n"
+ "%%Creator: RRDtool 1.2rc6 Tobias Oetiker, http://tobi.oetiker.ch\n"
/* can't like weird chars here */
"%%Title: (RRDtool output)\n"
"%%DocumentData: Clean7Bit\n"