int main()
{
Bitmap bm;
bm = bitmapCreate(10);
if (!bm)
{
fprintf(stderr, "Failed to create bitmap.\n");
return 1;
}
bitmapPrint(bm);
bitmapSet(&bm, 3);
bitmapSet(&bm, 0);
bitmapSet(&bm, 8);
bitmapPrint(bm);
bitmapUnset(&bm, 3);
bitmapPrint(bm);
bitmapClear(&bm);
bitmapPrint(bm);
bitmapDestroy(&bm);
printf("End\n");
return 0;
}
/* draw a vertical line in the given bitmap */
static void bitmapVlin (Bitmap *b, int x, int y1, int y2)
{
while (y1 <= y2)
{
bitmapSet (b, x, y1, 1);
y1++;
}
}
/* copy the given rectangle to the given destination from the given source. */
static void bitmapCopyRect (Bitmap *dest, int dx, int dy,
Bitmap *src, int sx, int sy, int width, int height)
{
int x, y;
for (y = 0; y < height; y++)
{
for (x = 0; x < width; x++)
{
bitmapSet (dest, x + dx, y + dy, bitmapGet (src, x + sx, y + sy));
}
}
}
/* scale a bitmap into another bitmap */
static void bitmapScale (Bitmap *dest, Bitmap *src, int mag)
{
int x, y, x2, y2;
for (y = 0; y < BARCODE_HEIGHT; y++)
{
for (x = 0; x < BARCODE_WIDTH; x++)
{
int v = bitmapGet (src, x, y);
for (x2 = 0; x2 < mag; x2++)
{
for (y2 = 0; y2 < mag; y2++)
{
bitmapSet (dest, x * mag + x2, y * mag + y2, v);
}
}
}
}
}
