/** @see net.rim.device.api.openvg.VGField#render(VG) */
protected void render(final VG g) {
final VG11 vg = (VG11) g;
// Clear the display
vg.vgClear(0, 0, getWidth(), getHeight());
vg.vgSeti(VG10.VG_MATRIX_MODE, VG10.VG_MATRIX_IMAGE_USER_TO_SURFACE);
// Shifting bits by >> 1 is equivalent to division by 2
final float halfIconWidth = ICON_WIDTH >> 1;
// Go through all the images and rotate them
// around the center of the screen.
for (int i = 0; i < _imageHandles.length; i++) {
// Load clean Identity matrix
vg.vgLoadIdentity();
// Translate to the center of the display
vg.vgTranslate(_xScreenCenter, _yScreenCenter);
// Rotate the image
vg.vgRotate(_mainRotation.getFloat() + ROTATE * i);
// Translate the image half of the icon's width
vg.vgTranslate(-halfIconWidth, RADIUS);
// Draw the rotated, translated image
vg.vgDrawImage(_imageHandles[i]);
}
// Draw the text image on this field
drawText(vg);
}
/**
* Draws text at the top of the VGField
*
* @param vg The object that will be used to render the text
*/
public void drawText(final VG11 vg) {
vg.vgSeti(VG10.VG_MATRIX_MODE, VG10.VG_MATRIX_IMAGE_USER_TO_SURFACE);
// Load a clean identity matrix
vg.vgLoadIdentity();
// Translate to the next drawing location
vg.vgTranslate(0.0f, _displayHeight - TEXT_OFFSET);
// Draw the text on the display
vg.vgDrawImage(_textImage);
}