private void drawIconsOverCanvas(RenderingContext rc, Canvas cv) {
int skewConstant = (int) rc.getDensityValue(16);
int iconsW = rc.width / skewConstant;
int iconsH = rc.height / skewConstant;
int[] alreadyDrawnIcons = new int[iconsW * iconsH / 32];
for (IconDrawInfo icon : rc.iconsToDraw) {
if (icon.resId != null) {
Bitmap ico = RenderingIcons.getIcon(context, icon.resId);
if (ico != null) {
if (icon.y >= 0 && icon.y < rc.height && icon.x >= 0 && icon.x < rc.width) {
int z = (((int) icon.x / skewConstant) + ((int) icon.y / skewConstant) * iconsW);
int i = z / 32;
if (i >= alreadyDrawnIcons.length) {
continue;
}
int ind = alreadyDrawnIcons[i];
int b = z % 32;
// check bit b if it is set
if (((ind >> b) & 1) == 0) {
alreadyDrawnIcons[i] = ind | (1 << b);
if (rc.getDensityValue(1) != 1) {
float left = icon.x - rc.getDensityValue(ico.getWidth() / 2);
float top = icon.y - rc.getDensityValue(ico.getHeight() / 2);
cv.drawBitmap(
ico,
null,
new RectF(
left,
top,
left + rc.getDensityValue(ico.getWidth()),
top + rc.getDensityValue(ico.getHeight())),
paintIcon);
} else {
cv.drawBitmap(
ico, icon.x - ico.getWidth() / 2, icon.y - ico.getHeight() / 2, paintIcon);
}
}
}
}
}
if (rc.interrupted) {
return;
}
}
}
