void VbRenderTextAtPos(const char *text, int right_to_left,
uint32_t x, uint32_t y, VbFont_t *font)
{
int i;
ImageInfo *image_info = 0;
void *buffer;
uint32_t buffersize;
uint32_t cur_x = x, cur_y = y;
if (!text || !font) {
VBDEBUG((" VbRenderTextAtPos: invalid args\n"));
return;
}
for (i=0; text[i]; i++) {
if (text[i] == '\n') {
if (!image_info)
image_info = VbFindFontGlyph(font, text[i],
&buffer,
&buffersize);
cur_x = x;
cur_y += image_info->height;
continue;
}
image_info = VbFindFontGlyph(font, text[i], &buffer,
&buffersize);
if (right_to_left)
cur_x -= image_info->width;
if (VBERROR_SUCCESS != VbExDisplayImage(cur_x, cur_y, buffer,
buffersize)) {
VBDEBUG((" VbRenderTextAtPos: "
"can't display ascii 0x%x\n", text[i]));
}
if (!right_to_left)
cur_x += image_info->width;
}
}
FontArrayEntryHeader *eptr;
uint8_t buf[sizeof(h) + sizeof(eh)];
VbFont_t *fptr;
void *bufferptr;
uint32_t buffersize;
/* Create font data */
h.num_entries = ARRAY_SIZE(eh);
Memcpy(buf, &h, sizeof(h));
eptr = (FontArrayEntryHeader *)(buf + sizeof(h));
Memcpy(eptr, eh, sizeof(eh));
fptr = VbInternalizeFontData((FontArrayHeader *)buf);
TEST_PTR_EQ(fptr, buf, "Internalize");
TEST_PTR_EQ(VbFindFontGlyph(fptr, 'B', &bufferptr, &buffersize),
&eptr[1].info, "Glyph found");
TEST_EQ(buffersize, eptr[1].info.original_size, " size");
TEST_PTR_EQ(VbFindFontGlyph(fptr, 'X', &bufferptr, &buffersize),
&eptr[0].info, "Glyph not found");
TEST_EQ(buffersize, eptr[0].info.original_size, " size");
/* Test invalid rendering params */
VbRenderTextAtPos(NULL, 0, 0, 0, fptr);
VbRenderTextAtPos("ABC", 0, 0, 0, NULL);
VbDoneWithFontForNow(fptr);
}
int main(void)
