Wayland: capture window titlebar as depth-4 image

This commit is contained in:
ManoloFLTK 2024-06-17 15:35:02 +02:00
parent 58016cf219
commit 152cc52d89

View File

@ -321,7 +321,7 @@ void Fl_Wayland_Window_Driver::capture_titlebar_and_borders(Fl_RGB_Image*& top,
int width, height, stride;
uchar *cairo_data = fl_libdecor_titlebar_buffer(wwin->frame, &width, &height, &stride);
if (!cairo_data) return;
uchar *data = new uchar[width * height * 3];
uchar *data = new uchar[width * height * 4];
uchar *p = data;
for (int j = 0; j < height; j++) {
uchar *q = cairo_data + j * stride;
@ -329,10 +329,11 @@ void Fl_Wayland_Window_Driver::capture_titlebar_and_borders(Fl_RGB_Image*& top,
*p++ = *(q+2); // R
*p++ = *(q+1); // G
*p++ = *q; // B
*p++ = *(q+3); // A
q += 4;
}
}
top = new Fl_RGB_Image(data, width, height, 3);
top = new Fl_RGB_Image(data, width, height, 4);
top->alloc_array = 1;
top->scale(pWindow->w(), htop);
}