void gifLabelVerticalText(char *fileName, char **labels, int labelCount,
int height)
/* Make a gif file with given labels. This will check to see if fileName
* exists already and has not changed, and if so do nothing. */
{
struct memGfx *straight = altColorLabels(labels, labelCount, height);
struct memGfx *rotated = mgRotate90(straight);
struct memGfx *existing = NULL;
#ifdef USE_PNG
struct tempName tn;
makeTempName(&tn, "gifLabelVertTemp", ".png");
mgSavePng(rotated, tn.forCgi, FALSE);
rename(tn.forCgi, fileName);
#else
if (fileExists(fileName))
existing = mgLoadGif(fileName);
/* the savings here is in the user's own browser cache - not updated if no change */
if (!sameGifContents(rotated, existing))
{
struct tempName tn;
makeTempName(&tn, "gifLabelVertTemp", ".gif");
mgSaveGif(rotated, tn.forCgi, FALSE);
rename(tn.forCgi, fileName);
}
#endif
mgFree(&straight);
mgFree(&rotated);
if (existing)
mgFree(&existing);
}
void memPngClose(struct memPng **pG)
/* Write out and close and free. */
{
struct memPng *g = *pG;
if (g != NULL)
{
struct memGfx *mg = (struct memGfx *)g;
mgSavePng(mg, g->fileName, g->useTransparency);
freez(&g->fileName);
mgFree(&mg);
*pG = NULL;
}
}
void gifLabelVerticalText(char *fileName, char **labels, int labelCount,
int height)
/* Make a gif file with given labels. This will check to see if fileName
* exists already and has not changed, and if so do nothing. */
{
struct memGfx *straight = altColorLabels(labels, labelCount, height);
struct memGfx *rotated = mgRotate90(straight);
struct memGfx *existing = NULL;
struct tempName tn;
makeTempName(&tn, "gifLabelVertTemp", ".png");
mgSavePng(rotated, tn.forCgi, FALSE);
rename(tn.forCgi, fileName);
mgFree(&straight);
mgFree(&rotated);
if (existing)
mgFree(&existing);
}