mirror of
https://github.com/vidarh/ruby-x11
synced 2024-12-26 09:59:02 +01:00
Added significant number of X requests and event types, and a bunch of convenience functions.
This is still "rough", but it works.
This commit is contained in:
Vidar Hokstad
parent
10d3b63c06
commit
3fa4211f06
6 changed files with 739 additions and 42 deletions
13
lib/X11.rb
13
lib/X11.rb
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@ -3,9 +3,10 @@ module X11
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end
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require 'socket'
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require 'X11/protocol'
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require 'X11/auth'
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require 'X11/display'
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require 'X11/screen'
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require 'X11/type'
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require 'X11/form'
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require_relative './X11/protocol'
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require_relative './X11/auth'
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require_relative './X11/display'
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require_relative './X11/screen'
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require_relative './X11/type'
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require_relative './X11/form'
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require_relative './X11/keysyms'
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@ -27,8 +27,22 @@ module X11
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end
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authorize(host, family, display_id)
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@requestseq = 1
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@queue = []
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@extensions = {}
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# Interned atoms
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@atoms = {}
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end
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def event_handler= block
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@event_handler= block
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end
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def display_info
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@internal
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end
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def screens
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@ -66,8 +80,18 @@ module X11
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def read_event type, data, event_class
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case type
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when 2
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return Form::KeyPress.from_packet(StringIO.new(data))
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when 3
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return Form::KeyRelease.from_packet(StringIO.new(data))
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when 4
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return Form::ButtonPress.from_packet(StringIO.new(data))
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when 6
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return Form::MotionNotify.from_packet(StringIO.new(data))
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when 12
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return Form::Expose.from_packet(StringIO.new(data))
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when 14
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return Form::NoExposure.from_packet(StringIO.new(data))
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when 19
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return Form::MapNotify.from_packet(StringIO.new(data))
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when 22
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@ -108,9 +132,14 @@ module X11
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end
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end
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def write_request data
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p data
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data = data.to_packet if data.respond_to?(:to_packet)
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def write_request ob
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#p data
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#p [:write_request, @requestseq, ob.class]
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data = ob.to_packet if ob.respond_to?(:to_packet)
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#p [:AddGlyph,data] if ob.is_a?(X11::Form::XRenderAddGlyphs)
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#p [ob.request_length.to_i*4, data.size]
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raise "BAD LENGTH for #{ob.inspect} (#{ob.request_length.to_i*4} ! #{data.size} " if ob.request_length && ob.request_length.to_i*4 != data.size
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@requestseq += 1
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@socket.write(data)
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end
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@ -121,12 +150,17 @@ module X11
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reply ? reply.from_packet(StringIO.new(pkt)) : pkt
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end
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def peek_packet
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!@queue.empty?
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end
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def next_packet
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@queue.shift || read_packet
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end
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def next_reply
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while pkt = next_packet
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# FIXME: This is totally broken
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while pkt = read_packet
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if pkt.is_a?(String)
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return pkt
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else
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@ -143,13 +177,242 @@ module X11
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end
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end
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# Requests
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def create_window(*args)
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write_request(X11::Form::CreateWindow.new(*args))
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end
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def atom(name)
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intern_atom(false, name) if !@atoms[name]
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@atoms[name]
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end
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def query_extension(name)
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r = write_sync(X11::Form::QueryExtension.new(name), X11::Form::QueryExtensionReply)
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@extensions[name] = {
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major: r.major_opcode
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}
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r
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end
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def major_opcode(name)
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if !@extensions[name]
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query_extension(name)
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end
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raise "No such extension '#{name}'" if !@extensions[name]
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@extensions[name][:major]
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end
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def intern_atom(flag, name)
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reply = write_sync(X11::Form::InternAtom.new(flag, name.to_s),
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X11::Form::InternAtomReply)
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if reply
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@atoms[name.to_sym] = reply.atom
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end
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end
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def get_keyboard_mapping(min_keycode=display_info.min_keycode, count= display_info.max_keycode - min_keycode)
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write_sync(X11::Form::GetKeyboardMapping.new(min_keycode, count), X11::Form::GetKeyboardMappingReply)
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end
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def create_colormap(alloc, window, visual)
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mid = new_id
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write_request(X11::Form::CreateColormap.new(alloc, mid, window, visual))
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mid
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end
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def change_property(*args)
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write_request(X11::Form::ChangeProperty.new(*args))
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end
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def list_fonts(*args)
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write_sync(X11::Form::ListFonts.new(*args),
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X11::Form::ListFontsReply)
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end
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def open_font(*args)
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write_request(X11::Form::OpenFont.new(*args))
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end
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def change_gc(*args)
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write_request(X11::Form::ChangeGC.new(*args))
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end
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def map_window(*args)
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write_request(X11::Form::MapWindow.new(*args))
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end
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def create_gc(window, foreground: nil, background: nil)
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mask = 0
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args = []
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# FIXME:
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# The rest can be found here:
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# https://tronche.com/gui/x/xlib/GC/manipulating.html#XGCValues
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if foreground
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mask |= 0x04
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args << foreground
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end
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if background
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mask |= 0x08
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args << background
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end
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gc = new_id
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write_request(X11::Form::CreateGC.new(gc, window, mask, args))
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gc
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end
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def put_image(*args)
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write_request(X11::Form::PutImage.new(*args))
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end
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def clear_area(*args)
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write_request(X11::Form::ClearArea.new(*args))
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end
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def copy_area(*args)
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write_request(X11::Form::CopyArea.new(*args))
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end
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def image_text8(*args)
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write_request(X11::Form::ImageText8.new(*args))
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end
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def image_text16(*args)
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write_request(X11::Form::ImageText16.new(*args))
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end
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def poly_fill_rectangle(*args)
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write_request(X11::Form::PolyFillRectangle.new(*args))
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end
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def create_pixmap(depth, drawable, w,h)
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pid = new_id
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write_request(X11::Form::CreatePixmap.new(depth, pid, drawable, w,h))
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pid
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end
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# XRender
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def render_opcode
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return @render_opcode if @render_opcode
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@render_opcode = major_opcode("RENDER")
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if @render_opcode
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@render_version = write_sync(X11::Form::XRenderQueryVersion.new(
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@render_opcode,0,11),
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X11::Form::XRenderQueryVersionReply
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)
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end
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@render_opcode
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end
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def render_create_picture(drawable, format, vmask=0, vlist=[])
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pid = new_id
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write_request(X11::Form::XRenderCreatePicture.new(
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render_opcode, pid, drawable, format, vmask, vlist))
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pid
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end
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def render_query_pict_formats
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@render_formats ||= write_sync(
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X11::Form::XRenderQueryPictFormats.new(render_opcode),
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X11::Form::XRenderQueryPictFormatsReply
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)
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end
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def render_find_visual_format(visual)
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# FIXME.
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render_query_pict_formats.screens.map do |s|
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s.depths.map do |d|
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d.visuals.map {|v| v.visual == visual ? v : nil }
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end
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end.flatten.compact.first.format
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end
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def render_find_standard_format(sym)
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# A pox be on the people who made this necessary
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formats = render_query_pict_formats
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case sym
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when :a8
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@a8 ||= formats.formats.find do |f|
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f.type == 1 &&
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f.depth == 8 &&
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f.direct.alpha_mask == 255
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end
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when :rgb24
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@rgb24 ||= formats.formats.find do |f|
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f.type == 1 &&
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f.depth == 24 &&
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f.direct.red == 16 &&
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f.direct.green == 8 &&
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f.direct.blue == 0
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end
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when :argb24
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@argb24 ||= formats.formats.find do |f|
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f.type == 1 &&
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f.depth == 32 &&
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f.direct.alpha == 24 &&
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f.direct.red == 16 &&
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f.direct.green == 8 &&
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f.direct.blue == 0
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end
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else
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raise "Unsupported format (a4/a1 by omission)"
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end
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end
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def render_create_glyph_set(format)
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glyphset = new_id
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write_request(X11::Form::XRenderCreateGlyphSet.new(
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major_opcode("RENDER"),glyphset, format))
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glyphset
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end
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def render_add_glyphs(glyphset, glyphids, glyphinfos, data)
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write_request(X11::Form::XRenderAddGlyphs.new(render_opcode,
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glyphset, Array(glyphids), Array(glyphinfos), data))
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end
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def render_fill_rectangles(op, dst, color, rects)
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color = Form::XRenderColor.new(*color) if color.is_a?(Array)
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rects = rects.map{|r| r.is_a?(Array) ? Form::Rectangle.new(*r) : r}
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write_request(Form::XRenderFillRectangles.new(render_opcode, op, dst, color, rects))
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end
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def render_composite_glyphs32(op, src, dst, fmt, glyphset, srcx,srcy, *elts)
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write_request(X11::Form::XRenderCompositeGlyphs32.new(
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render_opcode,
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op, src, dst, fmt,
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glyphset,
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srcx, srcy,
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elts.map {|e| e.is_a?(Array) ? Form::GlyphElt32.new(*e) : e }
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))
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end
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def render_create_solid_fill(*color)
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if color.length == 1 && color.is_a?(Form::XRenderColor)
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color = color[0]
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else
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color = Form::XRenderColor.new(*color)
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end
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fill = new_id
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write_request(Form::XRenderCreateSolidFill.new(render_opcode,fill,color))
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fill
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end
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private
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def authorize(host, family, display_id)
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auth = Auth.new
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auth_info = auth.get_by_hostname(host||"localhost", family, display_id)
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auth_name, auth_data = auth_info.address, auth_info.auth_data
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auth_name, auth_data = auth_info.auth_name, auth_info.auth_data
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p [auth_name, auth_data]
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handshake = Form::ClientHandshake.new(
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Protocol::BYTE_ORDER,
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458
lib/X11/form.rb
458
lib/X11/form.rb
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@ -21,7 +21,17 @@ module X11
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#
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# Point.from_packet(socket) => #<Point @x=10 @y=20>
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#
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class BaseForm
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class Form
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def self.structs
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[]
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end
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def self.fields
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[]
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end
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end
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class BaseForm < Form
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include X11::Type
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# initialize field accessors
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@ -37,7 +47,7 @@ module X11
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def to_packet
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# fetch class level instance variable holding defined fields
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structs = self.class.instance_variable_get("@structs")
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structs = self.class.structs
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packet = structs.map do |s|
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# fetch value of field set in initialization
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@ -52,22 +62,34 @@ module X11
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value = s.value
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end
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end
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#p [s,value]
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if value.is_a?(BaseForm)
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value.to_packet
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v = value.to_packet
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elsif value.is_a?(Symbol)
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#if !@atoms[value]
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# reply = write_sync(X11::Forms::InternAtom.new(false, value.to_s), X11::Forms::InternAtomReply)
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# @
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#end
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#value = @atoms[value]
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raise "FIXME"
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else
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s.type_klass.pack(value)
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#p [s,value]
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v = s.type_klass.pack(value)
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end
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#p v
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v
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when :unused
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sz = s.size.respond_to?(:call) ? s.size.call(self) : s.size
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"\x00" * sz
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when :length
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#p [s,value]
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#p [value.size]
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s.type_klass.pack(value.size)
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when :string
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s.type_klass.pack(value)
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when :list
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value.collect do |obj|
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p obj
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if obj.is_a?(BaseForm)
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obj.to_packet
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else
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@ -79,6 +101,10 @@ module X11
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end
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class << self
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def structs
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superclass.structs + Array(@structs) #instance_variable_get("@structs"))
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end
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# FIXME: Doing small reads from socket is a bad idea, and
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# the protocol provides length fields that makes it unnecessary.
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def from_packet(socket)
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@ -87,7 +113,7 @@ module X11
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form = new
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lengths = {}
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@structs.each do |s|
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structs.each do |s|
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case s.type
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when :field
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val = if s.type_klass.superclass == BaseForm
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@ -106,8 +132,16 @@ module X11
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val = s.type_klass.unpack(socket, lengths[s.name])
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form.instance_variable_set("@#{s.name}", val)
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when :list
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val = lengths[s.name].times.collect do
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s.type_klass.from_packet(socket)
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len = lengths[s.name]
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if len
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val = len.times.collect do
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s.type_klass.from_packet(socket)
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end
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else
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val = []
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while ob = s.type_klass.from_packet(socket)
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val << ob
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end
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end
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form.instance_variable_set("@#{s.name}", val)
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end
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@ -116,11 +150,19 @@ module X11
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return form
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end
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Field = Struct.new(:name, :type, :type_klass, :value, :size, keyword_init: true)
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def field(name, type_klass, type = nil, value: nil)
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# name, type_klass, type = args
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class_eval { attr_accessor name }
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class_eval do
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if value && value.respond_to?(:call)
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define_method(name.to_sym) { value.call(self) }
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else
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attr_accessor name
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end
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end
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s = OpenStruct.new
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s = Field.new
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s.name = name
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s.type = (type == nil ? :field : type)
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s.type_klass = type_klass
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@ -131,20 +173,18 @@ module X11
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end
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def unused(size)
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s = OpenStruct.new
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s.size = size
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s.type = :unused
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@structs ||= []
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@structs << s
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@structs << Field.new(size: size, type: :unused)
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end
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def fields
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@structs.dup.delete_if{|s| s.type == :unused or s.type == :length}
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super+Array(@structs).dup.delete_if{|s| s.type == :unused or s.type == :length }
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end
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end
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end
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CardinalAtom=6
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##
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## X11 Packet Defintions
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##
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|
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@ -245,6 +285,46 @@ module X11
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unused 21
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end
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# XRender structures
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class DirectFormat < BaseForm
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field :red, Uint16
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field :red_mask, Uint16
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field :green, Uint16
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field :green_mask, Uint16
|
||||
field :blue, Uint16
|
||||
field :blue_mask, Uint16
|
||||
field :alpha, Uint16
|
||||
field :alpha_mask, Uint16
|
||||
end
|
||||
|
||||
class PictVisual < BaseForm
|
||||
field :visual, Uint32
|
||||
field :format, Uint32
|
||||
end
|
||||
|
||||
class PictDepth < BaseForm
|
||||
field :depth, Uint8
|
||||
unused 1
|
||||
field :visuals, Uint16, :length
|
||||
unused 4
|
||||
field :visuals, PictVisual, :list
|
||||
end
|
||||
|
||||
class PictScreen < BaseForm
|
||||
field :depths, Uint32, :length
|
||||
field :fallback, Uint32
|
||||
field :depths, PictDepth, :list
|
||||
end
|
||||
|
||||
class PictFormInfo < BaseForm
|
||||
field :id, Uint32
|
||||
field :type, Uint8
|
||||
field :depth, Uint8
|
||||
unused 2
|
||||
field :direct, DirectFormat
|
||||
field :colormap, Colormap
|
||||
end
|
||||
|
||||
# Requests
|
||||
|
||||
|
|
@ -253,10 +333,13 @@ module X11
|
|||
InputOnly = 2
|
||||
|
||||
CWBackPixel = 0x0002
|
||||
CWBorderPixel = 0x0008
|
||||
CWEventMask = 0x0800
|
||||
CWColorMap = 0x2000
|
||||
|
||||
KeyPressMask = 0x00001
|
||||
ButtonPressMask = 0x00004
|
||||
PointerMotionMask = 0x00040
|
||||
ExposureMask = 0x08000
|
||||
StructureNotifyMask = 0x20000
|
||||
SubstructureNotifyMask = 0x80000
|
||||
|
|
@ -264,7 +347,7 @@ module X11
|
|||
class CreateWindow < BaseForm
|
||||
field :opcode, Uint8, value: 1
|
||||
field :depth, Uint8
|
||||
field :request_length, Uint16, value: ->(cw) { len = 8 + cw.value_list.length; p len; len }
|
||||
field :request_length, Uint16, value: ->(cw) { len = 8 + cw.value_list.length }
|
||||
field :wid, Window
|
||||
field :parent, Window
|
||||
field :x, Int16
|
||||
|
|
@ -285,6 +368,53 @@ module X11
|
|||
field :window, Window
|
||||
end
|
||||
|
||||
class InternAtom < BaseForm
|
||||
field :opcode, Uint8, value: 16
|
||||
field :only_if_exists, Bool
|
||||
field :request_length, Uint16, value: ->(ia) {
|
||||
2+(ia.name.length+3)/4
|
||||
}
|
||||
field :name, Uint16, value: ->(ia) {
|
||||
ia.name.length
|
||||
}
|
||||
unused 2
|
||||
field :name, String8, :string
|
||||
end
|
||||
|
||||
class Reply < BaseForm
|
||||
field :reply, Uint8
|
||||
end
|
||||
|
||||
class InternAtomReply < Reply
|
||||
unused 1
|
||||
field :sequence_number, Uint16
|
||||
field :reply_length, Uint32
|
||||
field :atom, Atom
|
||||
unused 20
|
||||
end
|
||||
|
||||
Replace = 0
|
||||
Prepend = 1
|
||||
Append = 2
|
||||
|
||||
class ChangeProperty < BaseForm
|
||||
field :opcode, Uint8, value: 18
|
||||
field :mode, Uint8
|
||||
field :request_length, Uint16, value: ->(cp) {
|
||||
#p [:data, cp.data, :len, cp.data.length, :total, 6+(cp.data.length+3)/4]
|
||||
6+(cp.data.length+3)/4
|
||||
}
|
||||
field :window, Window
|
||||
field :property, Atom
|
||||
field :type, Atom
|
||||
field :format, Uint8
|
||||
unused 3
|
||||
field :data, Uint32, value: ->(cp) {
|
||||
cp.data.length / 4
|
||||
}
|
||||
field :data, Uint8, :list
|
||||
end
|
||||
|
||||
class OpenFont < BaseForm
|
||||
field :opcode, Uint8, value: 45
|
||||
unused 1
|
||||
|
|
@ -310,6 +440,16 @@ module X11
|
|||
field :pattern, String8
|
||||
end
|
||||
|
||||
class CreatePixmap < BaseForm
|
||||
field :opcode, Uint8, value: 53
|
||||
field :depth, Uint8
|
||||
field :request_length, Uint16, value: 4
|
||||
field :pid, Pixmap
|
||||
field :drawable, Uint32
|
||||
field :width, Uint16
|
||||
field :height, Uint16
|
||||
end
|
||||
|
||||
class Str < BaseForm
|
||||
field :name, Uint8, :length, value: ->(str) { str.name.length }
|
||||
field :name, String8Unpadded, :string
|
||||
|
|
@ -369,6 +509,21 @@ module X11
|
|||
field :height, Uint16
|
||||
end
|
||||
|
||||
class CopyArea < BaseForm
|
||||
field :opcode, Uint8, value: 62
|
||||
unused 1
|
||||
field :request_length, Uint16, value: 7
|
||||
field :src_drawable, Drawable
|
||||
field :dst_drawable, Drawable
|
||||
field :gc, Gcontext
|
||||
field :src_x, Uint16
|
||||
field :src_y, Uint16
|
||||
field :dst_x, Uint16
|
||||
field :dst_y, Uint16
|
||||
field :width, Uint16
|
||||
field :height, Uint16
|
||||
end
|
||||
|
||||
class PolyFillRectangle < BaseForm
|
||||
field :opcode, Uint8, value: 70
|
||||
unused 1
|
||||
|
|
@ -405,7 +560,7 @@ module X11
|
|||
class ImageText8 < BaseForm
|
||||
field :opcode, Uint8, value: 76
|
||||
field :n, Uint8, :length
|
||||
field :request_length, Uint16, value: ->(it) { 4+(it.n.length+4)/4 }
|
||||
field :request_length, Uint16, value: ->(it) { 4+(it.n.length+3)/4 }
|
||||
field :drawable, Drawable
|
||||
field :gc, Gcontext
|
||||
field :x, Int16
|
||||
|
|
@ -413,15 +568,118 @@ module X11
|
|||
field :n, String8, :string
|
||||
end
|
||||
|
||||
class ImageText16 < BaseForm
|
||||
field :opcode, Uint8, value: 77
|
||||
field :n, Uint8, :length
|
||||
field :request_length, Uint16, value: ->(it) { 4+(it.n.length*2+3)/4 }
|
||||
field :drawable, Drawable
|
||||
field :gc, Gcontext
|
||||
field :x, Int16
|
||||
field :y, Int16
|
||||
field :n, String16, :string
|
||||
end
|
||||
|
||||
class CreateColormap < BaseForm
|
||||
field :opcode, Uint8, value: 78
|
||||
field :alloc, Uint8
|
||||
field :request_length, Uint16, value: 4
|
||||
field :mid, Colormap
|
||||
field :window, Window
|
||||
field :visual, Uint32
|
||||
end
|
||||
|
||||
class QueryExtension < BaseForm
|
||||
field :opcode, Uint8, value: 98
|
||||
unused 1
|
||||
field :request_length, Uint16, value: ->(qe) { 2+(qe.name.length+3)/4 }
|
||||
field :name, Uint16, :length
|
||||
unused 2
|
||||
field :name, String8
|
||||
end
|
||||
|
||||
class QueryExtensionReply < Reply
|
||||
unused 1
|
||||
field :sequence_number, Uint16
|
||||
field :reply_length, Uint32
|
||||
field :present, Bool
|
||||
field :major_opcode, Uint8
|
||||
field :first_event, Uint8
|
||||
field :first_error, Uint8
|
||||
unused 20
|
||||
end
|
||||
|
||||
class GetKeyboardMapping < BaseForm
|
||||
field :opcode, Uint8, value: 101
|
||||
unused 1
|
||||
field :request_length, Uint16, value: 2
|
||||
field :first_keycode, Uint8
|
||||
field :count, Uint8
|
||||
unused 2
|
||||
end
|
||||
|
||||
class GetKeyboardMappingReply < Reply
|
||||
field :keysyms_per_keycode, Uint8
|
||||
field :sequence_number, Uint16
|
||||
field :reply_length, Uint32
|
||||
unused 24
|
||||
field :keysyms, Keysym, :list
|
||||
end
|
||||
|
||||
# Events (page ~157)
|
||||
# FIXME: Events have quite a bit of redundancy, but unfortunately
|
||||
# BaseForm can't handle subclassing well.
|
||||
|
||||
class Expose < BaseForm
|
||||
Shift = 0x001
|
||||
Lock = 0x002
|
||||
Control = 0x004
|
||||
Mod1 = 0x008
|
||||
Mod2 = 0x010
|
||||
Mod3 = 0x0020
|
||||
Mod4 = 0x0040
|
||||
Mod5 = 0x0080
|
||||
Button1 = 0x100
|
||||
Button2 = 0x200
|
||||
Button3 = 0x400
|
||||
Button4 = 0x800
|
||||
Button5 = 0x1000
|
||||
|
||||
class Event < BaseForm
|
||||
field :code, Uint8
|
||||
unused 1
|
||||
end
|
||||
|
||||
class SimpleEvent < Event
|
||||
field :detail, Uint8
|
||||
field :sequence_number, Uint16
|
||||
field :widow, Window
|
||||
end
|
||||
|
||||
class PressEvent < SimpleEvent
|
||||
field :time, Uint32
|
||||
field :root, Window
|
||||
field :event, Window
|
||||
field :child, Window
|
||||
field :root_x, Int16
|
||||
field :root_y, Int16
|
||||
field :event_x, Int16
|
||||
field :event_y, Int16
|
||||
field :state, Uint16
|
||||
field :same_screen, Bool
|
||||
unused 1
|
||||
end
|
||||
|
||||
class ButtonPress < PressEvent
|
||||
end
|
||||
|
||||
class KeyPress < PressEvent
|
||||
end
|
||||
|
||||
class KeyRelease < PressEvent
|
||||
end
|
||||
|
||||
class MotionNotify < PressEvent
|
||||
end
|
||||
|
||||
class Expose < SimpleEvent
|
||||
field :window, Window
|
||||
field :x, Uint16
|
||||
field :y, Uint16
|
||||
field :width, Uint16
|
||||
|
|
@ -430,8 +688,14 @@ module X11
|
|||
unused 14
|
||||
end
|
||||
|
||||
class MapNotify < BaseForm
|
||||
field :code, Uint8
|
||||
class NoExposure < SimpleEvent # 14
|
||||
field :drawable, Drawable
|
||||
field :minor_opcode, Uint16
|
||||
field :major_opcode, Uint8
|
||||
unused 21
|
||||
end
|
||||
|
||||
class MapNotify < Event
|
||||
unused 1
|
||||
field :sequence_number, Uint16
|
||||
field :event, Window
|
||||
|
|
@ -439,8 +703,7 @@ module X11
|
|||
unused 19
|
||||
end
|
||||
|
||||
class ConfigureNotify < BaseForm
|
||||
field :code, Uint8
|
||||
class ConfigureNotify < Event
|
||||
unused 1
|
||||
field :sequence_number, Uint16
|
||||
field :event, Window
|
||||
|
|
@ -453,5 +716,150 @@ module X11
|
|||
field :override_redirect, Bool
|
||||
unused 5
|
||||
end
|
||||
|
||||
|
||||
# XRender extension
|
||||
# From https://cgit.freedesktop.org/xorg/proto/renderproto/tree/renderproto.h
|
||||
class XRenderQueryVersion < BaseForm
|
||||
field :req_type, Uint8
|
||||
field :render_req_type, Uint8, value: 0
|
||||
field :request_length, Uint16, value: 3
|
||||
field :major_version, Uint32
|
||||
field :minor_version, Uint32
|
||||
end
|
||||
|
||||
class XRenderQueryVersionReply < Reply
|
||||
unused 1
|
||||
field :sequence_number, Uint16
|
||||
field :request_length, Uint32
|
||||
field :major_version, Uint32
|
||||
field :minor_version, Uint32
|
||||
#unused 16
|
||||
end
|
||||
|
||||
class XRenderQueryPictFormats < BaseForm
|
||||
field :req_type, Uint8
|
||||
field :render_req_type, Uint8, value: 1
|
||||
field :request_length, Uint16, value: 1
|
||||
end
|
||||
|
||||
class XRenderQueryPictFormatsReply < Reply
|
||||
unused 1
|
||||
field :sequence_number, Uint16
|
||||
field :length, Uint32
|
||||
field :formats, Uint32, :length
|
||||
field :screens, Uint32, :length
|
||||
field :depths, Uint32, :length
|
||||
field :visuals, Uint32, :length
|
||||
field :subpixel, Uint32, :length
|
||||
unused 4
|
||||
field :formats, PictFormInfo, :list
|
||||
field :screens, PictScreen, :list
|
||||
field :subpixels, Uint32, :list
|
||||
end
|
||||
|
||||
class XRenderCreatePicture < BaseForm
|
||||
field :req_type, Uint8
|
||||
field :render_req_type, Uint8, value: 4
|
||||
field :request_length, Uint16, value: ->(cp) {
|
||||
5 + Array(cp.value_list).length
|
||||
}
|
||||
field :pid, Uint32
|
||||
field :drawable, Uint32
|
||||
field :format, Uint32
|
||||
field :value_mask, Uint32
|
||||
field :value_list, Uint32, :list
|
||||
end
|
||||
|
||||
class XRenderCreateGlyphSet < BaseForm
|
||||
field :req_type, Uint8
|
||||
field :render_req_type, Uint8, value: 17
|
||||
field :request_length, Uint16, value: 3
|
||||
field :gsid, Uint32
|
||||
field :format, Uint32
|
||||
end
|
||||
|
||||
class GlyphInfo < BaseForm
|
||||
field :width, Uint16
|
||||
field :height, Uint16
|
||||
field :x, Int16
|
||||
field :y, Int16
|
||||
field :x_off, Int16
|
||||
field :y_off, Int16
|
||||
end
|
||||
|
||||
class XRenderAddGlyphs < BaseForm
|
||||
field :req_type, Uint8
|
||||
field :render_req_type, Uint8, value: 20
|
||||
field :request_length, Uint16, value: ->(ag) {
|
||||
if ag.glyphs.length != ag.glyphids.length
|
||||
raise "Mismatch: Expected XRenderAddGlyphs glyphs and glyphids to be same length"
|
||||
end
|
||||
|
||||
# GlyphInfo length == 3 + Glyphid length == 1
|
||||
3 + ag.glyphs.length * 4 + (ag.data.length+3)/4
|
||||
}
|
||||
field :glyphset, Uint32
|
||||
field :glyphs, Uint32, :length
|
||||
field :glyphids, Uint32, :list
|
||||
field :glyphs, GlyphInfo, :list
|
||||
field :data, String8
|
||||
end
|
||||
|
||||
class XRenderColor < BaseForm
|
||||
field :red, Uint16
|
||||
field :green, Uint16
|
||||
field :blue, Uint16
|
||||
field :alpha, Uint16
|
||||
end
|
||||
|
||||
class GlyphElt32 < BaseForm
|
||||
field :glyphs, Uint8, :length
|
||||
unused 3
|
||||
field :delta_x, Uint16
|
||||
field :delta_y, Uint16
|
||||
field :glyphs, Uint32, :list
|
||||
end
|
||||
|
||||
# This is *also* the same as XRenderCOmpositeGlyphs16 and 8 w/other render_req_type,
|
||||
# but do we care?
|
||||
class XRenderCompositeGlyphs32 < BaseForm
|
||||
field :req_type, Uint8
|
||||
field :render_req_type, Uint8, value: 25
|
||||
field :request_length, Uint16, value: ->(ch) {
|
||||
7 + (ch.glyphcmds[0].glyphs.length + 2) # per glyphcmd
|
||||
}
|
||||
field :op, Uint8
|
||||
unused 3
|
||||
field :src, Uint32
|
||||
field :dst, Uint32
|
||||
field :mask_format, Uint32
|
||||
field :glyphset, Uint32
|
||||
field :xsrc, Uint16
|
||||
field :ysrc, Uint16
|
||||
# FIXME:
|
||||
# We say this is a list, because technically it is
|
||||
# But currently it'll break with more than one item.
|
||||
field :glyphcmds, GlyphElt32, :list
|
||||
end
|
||||
|
||||
class XRenderFillRectangles < BaseForm
|
||||
field :req_type, Uint8
|
||||
field :render_req_type, Uint8, value: 26
|
||||
field :request_length, Uint16, value: ->(fr) { 5 + fr.rects.length * 2 }
|
||||
field :op, Uint8
|
||||
unused 3
|
||||
field :dst, Uint32
|
||||
field :color, Uint32
|
||||
field :rects, Rectangle, :list
|
||||
end
|
||||
|
||||
class XRenderCreateSolidFill < BaseForm
|
||||
field :req_type, Uint8
|
||||
field :render_req_type, Uint8, value: 33
|
||||
field :request_length, Uint16, value: 4
|
||||
field :fill, Uint32
|
||||
field :color, XRenderColor
|
||||
end
|
||||
end
|
||||
end
|
||||
|
|
|
|||
|
|
@ -15,6 +15,10 @@ module X11
|
|||
@internal.root_depth
|
||||
end
|
||||
|
||||
def root_visual
|
||||
@internal.root_visual
|
||||
end
|
||||
|
||||
def width
|
||||
@internal.width_in_pixels
|
||||
end
|
||||
|
|
|
|||
|
|
@ -20,6 +20,11 @@ module X11
|
|||
def self.size
|
||||
#{bytesize}
|
||||
end
|
||||
|
||||
def self.from_packet(sock)
|
||||
r = sock.read(size)
|
||||
r ? unpack(r) : nil
|
||||
end
|
||||
end
|
||||
}
|
||||
end
|
||||
|
|
@ -34,10 +39,12 @@ module X11
|
|||
|
||||
class String8
|
||||
def self.pack(x)
|
||||
x + "\x00"*(-x.length & 3)
|
||||
x.force_encoding("ASCII-8BIT") + "\x00"*(-x.length & 3)
|
||||
end
|
||||
|
||||
|
||||
|
||||
|
||||
def self.unpack(socket, size)
|
||||
val = socket.read(size)
|
||||
unused_padding = (4 - (size % 4)) % 4
|
||||
|
|
@ -46,6 +53,20 @@ module X11
|
|||
end
|
||||
end
|
||||
|
||||
class String16
|
||||
def self.pack(x)
|
||||
x.encode("UTF-16BE").force_encoding("ASCII-8BIT") + "\x00\x00"*(-x.length & 1)
|
||||
end
|
||||
|
||||
def self.unpack(socket, size)
|
||||
val = socket.read(size)
|
||||
unused_padding = (4 - (size % 4)) % 4
|
||||
socket.read(unused_padding)
|
||||
val.force_encoding("UTF-16BE")
|
||||
end
|
||||
end
|
||||
|
||||
|
||||
class String8Unpadded
|
||||
def self.pack(x)
|
||||
x
|
||||
|
|
@ -63,7 +84,7 @@ module X11
|
|||
end
|
||||
|
||||
def self.unpack(str)
|
||||
str[0] == "0x01"
|
||||
str[0] == "\x01"
|
||||
end
|
||||
|
||||
def self.size
|
||||
|
|
@ -90,6 +111,6 @@ module X11
|
|||
VisualID = Uint32
|
||||
Mask = Uint32
|
||||
Timestamp = Uint32
|
||||
|
||||
Keysym = Uint32
|
||||
end
|
||||
end
|
||||
|
|
|
|||
|
|
@ -1,3 +1,3 @@
|
|||
module X11
|
||||
VERSION = "0.0.1"
|
||||
VERSION = "0.0.2"
|
||||
end
|
||||
|
|
|
|||
Loading…
Reference in a new issue