void
x_client_name::update_wm_class(void)
{
m_class_name.clear();
m_instance_name.clear();
xcb_generic_error_t * error;
xcb_get_property_cookie_t c =
xcb_icccm_get_wm_class(m_c(), m_x_client.window());
xcb_get_property_reply_t * r = xcb_get_property_reply(m_c(), c, &error);
if (error) {
delete error;
} else {
xcb_icccm_get_wm_class_reply_t wm_class;
if (xcb_icccm_get_wm_class_from_reply(&wm_class, r)) {
m_class_name = wm_class.class_name;
m_instance_name = wm_class.instance_name;
xcb_icccm_get_wm_class_reply_wipe(&wm_class);
r = NULL;
}
}
if (r) delete r;
}
x_client_icon::~x_client_icon(void)
{
m_c.detach(XCB_PROPERTY_NOTIFY, this);
xcb_free_pixmap(m_c(), m_net_wm_icon);
xcb_free_pixmap(m_c(), m_wm_hints_icon);
xcb_free_pixmap(m_c(), m_default_icon);
}
void
x_client_name::update_wm_name(void)
{
m_wm_name.clear();
xcb_generic_error_t * error;
xcb_icccm_get_text_property_reply_t wm_name;
xcb_get_property_cookie_t c =
xcb_icccm_get_wm_name(m_c(), m_x_client.window());
xcb_icccm_get_wm_name_reply(m_c(), c, &wm_name, &error);
// TODO: cause clang to crash, FILE A BUG REPORT
#if defined __GNUC__
if (error) {
delete error;
} else {
m_wm_name = std::string(wm_name.name, wm_name.name_len);
xcb_icccm_get_text_property_reply_wipe(&wm_name);
}
#else
#error "Fix compilation with anything else but GNUC"
#endif
}
void
x_client_icon::update_default_icon(void)
{
xcb_free_pixmap(m_c(), m_default_icon);
m_default_icon = XCB_NONE;
const uint32_t width = default_application_icon.width;
const uint32_t height = default_application_icon.width;
m_icon_geometry.first = width;
m_icon_geometry.second = height;
m_default_icon = xcb_generate_id(m_c());
xcb_create_pixmap(
m_c(), 32, m_default_icon, m_c.root_window(), width, height);
xcb_image_t * image = xcb_image_create_native(
m_c(), width, height, XCB_IMAGE_FORMAT_Z_PIXMAP, 32, NULL, 0, NULL);
image->data = (uint8_t *)default_application_icon.pixel_data;;
xcb_gcontext_t gc = xcb_generate_id(m_c());
xcb_create_gc(m_c(), gc, m_default_icon, 0, NULL);
xcb_image_put(m_c(), m_default_icon, gc, image, 0, 0, 0);
xcb_image_destroy(image);
xcb_free_gc(m_c(), gc);
}
void
x_client_icon::update_net_wm_icon(void)
{
xcb_free_pixmap(m_c(), m_net_wm_icon);
m_net_wm_icon = XCB_NONE;
xcb_generic_error_t * error;
xcb_get_property_cookie_t c =
xcb_ewmh_get_wm_icon(m_c.ewmh(), m_x_client.window());
xcb_ewmh_get_wm_icon_reply_t wm_icon;
std::memset(&wm_icon, 0, sizeof(xcb_ewmh_get_wm_icon_reply_t));
xcb_ewmh_get_wm_icon_reply(m_c.ewmh(), c, &wm_icon, &error);
if (error) {
std::free(error);
} else if (0 < xcb_ewmh_get_wm_icon_length(&wm_icon)) {
uint32_t width = 0;
uint32_t height = 0;
uint32_t * data = NULL;
xcb_ewmh_wm_icon_iterator_t iter = xcb_ewmh_get_wm_icon_iterator(&wm_icon);
for (; iter.rem; xcb_ewmh_get_wm_icon_next(&iter)) {
if (iter.width > width) {
width = iter.width;
height = iter.height;
data = iter.data;
}
}
m_icon_geometry.first = width;
m_icon_geometry.second = height;
m_net_wm_icon = xcb_generate_id(m_c());
xcb_create_pixmap(
m_c(), 32, m_net_wm_icon, m_c.root_window(), width, height);
xcb_image_t * image = xcb_image_create_native(
m_c(), width, height, XCB_IMAGE_FORMAT_Z_PIXMAP, 32, NULL, 0, NULL);
image->data = (uint8_t *)data;
alpha_transform(image->data, width, height);
xcb_gcontext_t gc = xcb_generate_id(m_c());
xcb_create_gc(m_c(), gc, m_net_wm_icon, 0, NULL);
xcb_image_put(m_c(), m_net_wm_icon, gc, image, 0, 0, 0);
xcb_image_destroy(image);
xcb_free_gc(m_c(), gc);
xcb_ewmh_get_wm_icon_reply_wipe(&wm_icon);
}
}
x_ewmh::x_ewmh(x_connection & c) : m_c(c)
{
m_c.attach(10, XCB_PROPERTY_NOTIFY, this);
update_net_active_window();
xcb_intern_atom_cookie_t * cookie = xcb_ewmh_init_atoms(m_c(), &m_ewmh);
xcb_ewmh_init_atoms_replies(&m_ewmh, cookie, NULL);
}
void x_ewmh::update_net_active_window(void)
{
xcb_atom_t atom = m_c.intern_atom("_NET_ACTIVE_WINDOW");
if (atom == XCB_ATOM_NONE) {
m_net_active_window = XCB_NONE;
return;
}
xcb_get_property_cookie_t property_cookie =
xcb_get_property(m_c(), false, m_c.root_window(), atom, XCB_ATOM_WINDOW, 0, 32);
xcb_generic_error_t * error = NULL;
xcb_get_property_reply_t * property_reply =
xcb_get_property_reply(m_c(), property_cookie, &error);
if (error || property_reply->value_len == 0) {
delete error;
m_net_active_window = XCB_NONE;
} else {
m_net_active_window = *(xcb_window_t *)xcb_get_property_value(property_reply);
}
delete property_reply;
}
void
x_client_name::update_net_wm_name(void)
{
m_net_wm_name.clear();
xcb_generic_error_t * error;
xcb_get_property_cookie_t c =
xcb_ewmh_get_wm_name(m_c.ewmh(), m_x_client.window());
xcb_get_property_reply_t * r = xcb_get_property_reply(m_c(), c, &error);
if (error) {
delete error;
} else {
xcb_ewmh_get_utf8_strings_reply_t net_wm_name;
if (xcb_ewmh_get_wm_name_from_reply(m_c.ewmh(), &net_wm_name, r)) {
m_net_wm_name = std::string(net_wm_name.strings, net_wm_name.strings_len);
xcb_ewmh_get_utf8_strings_reply_wipe(&net_wm_name);
r = NULL;
}
}
if (r) delete r;
}
VariantValue ConstructorImpl::call(const ::std::vector<VariantValue>& args) const
{
return m_c(args);
}
void
x_client_icon::update_wm_hints_icon(void)
{
xcb_free_pixmap(m_c(), m_wm_hints_icon);
m_wm_hints_icon = XCB_NONE;
xcb_generic_error_t * error;
xcb_get_property_cookie_t c =
xcb_icccm_get_wm_hints(m_c(), m_x_client.window());
xcb_get_property_reply_t * r = xcb_get_property_reply(m_c(), c, &error);
if (error) {
std::free(error);
} else {
xcb_icccm_wm_hints_t wm_hints;
xcb_icccm_get_wm_hints_from_reply(&wm_hints, r);
if (wm_hints.flags & XCB_ICCCM_WM_HINT_ICON_PIXMAP) {
unsigned int width, height;
{
Window root;
int x, y;
unsigned int border_width, depth;
XGetGeometry(m_c.dpy(), wm_hints.icon_pixmap, &root,
&x, &y, &width, &height, &border_width, &depth);
m_icon_geometry.first = width;
m_icon_geometry.second = height;
}
xcb_image_t * icon_rgb = xcb_image_get(m_c(), wm_hints.icon_pixmap,
0, 0, width, height, 0xffffffff, XCB_IMAGE_FORMAT_XY_PIXMAP);
xcb_image_t * icon_mask;
if (wm_hints.flags & XCB_ICCCM_WM_HINT_ICON_MASK) {
icon_mask = xcb_image_get(m_c(), wm_hints.icon_mask,
0, 0, width, height, 0xffffffff, XCB_IMAGE_FORMAT_XY_PIXMAP);
} else {
icon_mask = xcb_image_create_native(
m_c(), width, height, XCB_IMAGE_FORMAT_Z_PIXMAP, 32, NULL, 0, NULL);
std::memset(icon_mask->data, 0xff,
width * height * (icon_mask->bpp / icon_mask->stride));
}
xcb_image_t * icon_rgba = xcb_image_create_native(
m_c(), width, height, XCB_IMAGE_FORMAT_Z_PIXMAP, 32, NULL, 0, NULL);
for (std::size_t x = 0; x < width; ++x) {
for (std::size_t y = 0; y < height; ++y) {
uint32_t rgba = 0;
if (xcb_image_get_pixel(icon_mask, x, y)) {
uint32_t rgb = xcb_image_get_pixel(icon_rgb, x, y);
uint8_t * s = (uint8_t *)&rgb;
uint8_t * d = (uint8_t *)&rgba;
d[0] = s[0];
d[1] = s[1];
d[2] = s[2];
d[3] = 0xff;
}
xcb_image_put_pixel(icon_rgba, x, y, rgba);
}
}
m_wm_hints_icon = xcb_generate_id(m_c());
xcb_create_pixmap(
m_c(), 32, m_wm_hints_icon, m_c.root_window(), width, height);
xcb_gcontext_t gc = xcb_generate_id(m_c());
xcb_create_gc(m_c(), gc, m_wm_hints_icon, 0, NULL);
xcb_image_put(m_c(), m_wm_hints_icon, gc, icon_rgba, 0, 0, 0);
xcb_image_destroy(icon_rgb);
xcb_image_destroy(icon_mask);
xcb_image_destroy(icon_rgba);
xcb_free_gc(m_c(), gc);
}
}
if (r) std::free(r);
}
void CubicSplineInterpolation::calCubicSplineCoeffs(
std::vector<double> &input_x,
std::vector<double> &input_y,
CubicSplineCoeffs *&cubicCoeffs,
CubicSplineMode splineMode /* = CUBIC_NATURAL */,
SplineFilterMode filterMode /*= CUBIC_MEDIAN_FILTER*/ )
{
int sizeOfx = input_x.size();
int sizeOfy = input_y.size();
if ( sizeOfx != sizeOfy )
{
std::cout << "Data input error!" << std::endl <<
"Location: CubicSplineInterpolation.cpp" <<
" -> calCubicSplineCoeffs()" << std::endl;
return;
}
/*
hi*mi + 2*(hi + hi+1)*mi+1 + hi+1*mi+2
= 6{ (yi+2 - yi+1)/hi+1 - (yi+1 - yi)/hi }
so, ignore the both ends:
| - - - 0 ... 0 | |m0 |
| h0 2(h0+h1) h1 0 ... 0 | |m1 |
| 0 h1 2(h1+h2) h2 0 ... | |m2 |
| ... ... 0 | |...|
| 0 ... 0 h(n-2) 2(h(n-2)+h(n-1)) h(n-1) | | |
| 0 ... ... - | |mn |
*/
std::vector<double> copy_y = input_y;
if ( filterMode == CUBIC_MEDIAN_FILTER )
{
cubicMedianFilter(copy_y, 5);
}
const int count = sizeOfx;
const int count1 = sizeOfx - 1;
const int count2 = sizeOfx - 2;
const int count3 = sizeOfx - 3;
cubicCoeffs = new CubicSplineCoeffs( count1 );
std::vector<double> step_h( count1, 0.0 );
// for m matrix
cv::Mat_<double> m_a(1, count2, 0.0);
cv::Mat_<double> m_b(1, count2, 0.0);
cv::Mat_<double> m_c(1, count2, 0.0);
cv::Mat_<double> m_d(1, count2, 0.0);
cv::Mat_<double> m_part(1, count2, 0.0);
cv::Mat_<double> m_all(1, count, 0.0);
// initial step hi
for ( int idx=0; idx < count1; idx ++ )
{
step_h[idx] = input_x[idx+1] - input_x[idx];
}
// initial coefficients
for ( int idx=0; idx < count3; idx ++ )
{
m_a(idx) = step_h[idx];
m_b(idx) = 2 * (step_h[idx] + step_h[idx+1]);
m_c(idx) = step_h[idx+1];
}
// initial d
for ( int idx =0; idx < count3; idx ++ )
{
m_d(idx) = 6 * (
(copy_y[idx+2] - copy_y[idx+1]) / step_h[idx+1] -
(copy_y[idx+1] - copy_y[idx]) / step_h[idx] );
}
//cv::Mat_<double> matOfm( count2, )
bool isSucceed = caltridiagonalMatrices(m_a, m_b, m_c, m_d, m_part);
if ( !isSucceed )
{
std::cout<<"Calculate tridiagonal matrices failed!"<<std::endl<<
"Location: CubicSplineInterpolation.cpp -> " <<
"caltridiagonalMatrices()"<<std::endl;
return;
}
if ( splineMode == CUBIC_NATURAL )
{
m_all(0) = 0.0;
m_all(count1) = 0.0;
for ( int i=1; i<count1; i++ )
{
m_all(i) = m_part(i-1);
}
for ( int i=0; i<count1; i++ )
{
cubicCoeffs->a[i] = copy_y[i];
cubicCoeffs->b[i] = ( copy_y[i+1] - copy_y[i] ) / step_h[i] -
step_h[i]*( 2*m_all(i) + m_all(i+1) ) / 6;
cubicCoeffs->c[i] = m_all(i) / 2.0;
cubicCoeffs->d[i] = ( m_all(i+1) - m_all(i) ) / ( 6.0 * step_h[i] );
}
}
else
{
std::cout<<"Not define the interpolation mode!"<<std::endl;
}
}
