// opcode 74 - poly text8
/**
* @see <a href="XDrawText.html">XDrawText</a>
*/
public void poly_text(GC gc, int x, int y, Text [] texts)
{
Request request = new Request(display, 74,
4 + Data.unit(length(texts, 8)));
request.write4(id);
request.write4(gc.id);
request.write2(x);
request.write2(y);
for (int i = 0; i < texts.Length; i++)
{
if (texts [i].font != null)
{
request.write1(255); // font-shift indicator
request.write4(texts [i].font.id); // java = MSB
}
request.write1(texts [i].s.Length);
request.write1(texts [i].delta);
request.write1(texts [i].s);
}
display.send_request(request);
}
/**
* @see <a href="XOpenDisplay.html">XOpenDisplay</a>
*/
public Display(String hostname, int display_no, int screen_no)
{
default_screen_no = screen_no;
connection = new Connection(this, hostname, display_no);
// authorization protocol
String auth_name = "";
String auth_data = "";
int n = Data.len(auth_name);
int d = Data.len(auth_data);
Request request = new Request(this, 'B', // java = MSB
3 + Data.unit(auth_name) + Data.unit(auth_data));
request.index = 2; // connection setup request hack
request.write2(11); // major version
request.write2(0); // minor version
request.write2(auth_name.Length);
request.write2(auth_data.Length);
request.write1(auth_name);
request.write1(auth_data);
init_server_info(read_reply(request));
init_defaults();
init_big_request_extension();
}
// opcode 90 - store named color
/**
* @see <a href="XStoreNamedColor.html">XStoreNamedColor</a>
*/
public void store_named_color(int pixel, String name, bool do_reds,
bool do_greens, bool do_blues)
{
int do_color = 0;
if (do_reds)
{
do_color |= 0x01;
}
if (do_greens)
{
do_color |= 0x02;
}
if (do_blues)
{
do_color |= 0x04;
}
Request request = new Request(display, 90, do_color, 4 + Data.unit(name));
request.write4(id);
request.write4(pixel);
request.write2(name.Length);
request.write1(name);
display.send_request(request);
}
// opcode 116 - set pointer mapping
/**
* @return valid:
* {@link #SUCCESS},
* {@link #BUSY}
*
* @see <a href="XSetPointerMapping.html">XSetPointerMapping</a>
*/
public int set_pointer_mapping(byte [] map)
{
Request request = new Request(display, 116, map.Length, 2 + Data.unit(map));
request.write1(map);
return(display.read_reply(request).read1(1));
}
// opcode 48 - query text extents
/**
* @see <a href="XQueryTextExtents.html">XQueryTextExtents</a>
*/
public TextExtentReply text_extent(String s)
{
Request request = new Request(display, 48, s.Length % 2 == 1,
2 + Data.unit(s));
request.write4(id);
request.write1(s);
return(new TextExtentReply(display.read_reply(request)));
}
// opcode 118 - set modifier mapping
/**
* @return valid:
* {@link #SUCCESS},
* {@link #BUSY},
* {@link #FAILED}
*
* @see <a href="XSetModifierMapping.html">XSetModifierMapping</a>
*/
public int set_modifier_mapping(int keycodes_per_modifier,
byte [] keycodes)
{
Request request = new Request(display, 118, keycodes_per_modifier,
1 + Data.unit(keycodes));
request.write1(keycodes);
return(display.read_reply(request).read1(1));
}
// opcode 98 - query extension
/**
* @see <a href="XQueryExtension.html">XQueryExtension</a>
*/
public ExtensionReply extension(String name)
{
Request request = new Request(this, 98, 2 + Data.unit(name));
request.write2(name.Length);
request.write2_unused();
request.write1(name);
return(new ExtensionReply(read_reply(request)));
}
// opcode 51 - set font path
/**
* @see <a href="XSetFontPath.html">XSetFontPath</a>
*/
public void set_font_path(int count, String path)
{
Request request = new Request(this, 51, 2 + Data.unit(path));
request.write2(count);
request.write2_unused();
request.write1(path);
send_request(request);
}
// opcode 58 - set dashes
/**
* @see <a href="XSetDashes.html">XSetDashes</a>
*/
public void set_dashes(int dash_offset, byte [] dashes)
{
Request request = new Request(display, 58, 3 + Data.unit(dashes));
request.write4(id);
request.write2(dash_offset);
request.write2(dashes.Length);
request.write1(dashes);
display.send_request(request);
}
// opcode 109 - change hosts
/**
* @param mode valid:
* {@link #INSERT},
* {@link #DELETE}
*
* @see <a href="XAddHost.html">XAddHost</a>
* @see <a href="XRemoveHost.html">XRemoveHost</a>
*/
public void change_hosts(int mode, int family, byte [] host)
{
Request request = new Request(this, 109, mode, 2 + Data.unit(host));
request.write1(family);
request.write1_unused();
request.write2(host.Length);
request.write1(host);
send_request(request);
}
// opcode 77 - image text16
/**
* @see <a href="XDrawImageString16.html">XDrawImageString16</a>
*/
public void image_text16(GC gc, int x, int y, String s)
{
Request request = new Request(display, 77, s.Length / 2,
4 + Data.unit(s));
request.write4(id);
request.write4(gc.id);
request.write2(x);
request.write2(y);
request.write1(s);
display.send_request(request);
}
// opcode 50 - list fonts with info
/**
* @see <a href="XListFontsWithInfo.html">XListFontsWithInfo</a>
*/
public Data fonts_with_info(String pattern,
int max_name_count)
{
Request request = new Request(this, 50, 2 + Data.unit(pattern));
request.write2(max_name_count);
request.write2(pattern.Length);
request.write1(pattern);
// TODO deal with multiple replies
return(read_reply(request));
}
public Enum fonts(String pattern, int max_name_count)
{
Request request = new Request(this, 49, 2 + Data.unit(pattern));
request.write2(max_name_count);
request.write2(pattern.Length);
request.write1(pattern);
Data reply = read_reply(request);
return(new FontsEnum(this, reply, 32, reply.read2(8)));
}
// opcode 45 - open font
/**
* @see <a href="XLoadFont.html">XLoadFont</a>
*/
public Font(Display display, String name)
: base(display)
{
this.name = name;
Request request = new Request(display, 45, 3 + Data.unit(name));
request.write4(id);
request.write2(name.Length);
request.write2_unused();
request.write1(name);
display.send_request(request);
}
// opcode 16 - intern atom
/**
* @see <a href="XInternAtom.html">XInternAtom</a>
*/
public Atom(Display display, String name, bool only_if_exists)
{
this.display = display;
this.name = name;
Request request = new Request(display, 16, only_if_exists, 2 + Data.unit(name));
request.write2(name.Length);
request.write2_unused();
request.write1(name);
Data reply = display.read_reply(request);
id = reply.read4(8);
display.atom_ids.Add(id, this);
display.atom_names.Add(name, this);
}
// opcode 92 - lookup color
/**
* @see <a href="XLookupColor.html">XLookupColor</a>
*/
public Color lookup_color(String name)
{
Request request = new Request(display, 92, 3 + Data.unit(name));
request.write4(id);
request.write2(name.Length);
request.write2_unused();
request.write1(name);
Data reply = display.read_reply(request);
Color color = new Color(0);
color.name = name;
color.exact = new RGB(reply.read2(8), reply.read2(10), reply.read2(12));
color.visual = new RGB(reply.read2(14), reply.read2(16),
reply.read2(18));
return(color);
}
// opcode 18 - change property
/**
* Extra parameters (offset and data_format) are used to support Data
* class as parameter for writing. See set_wm_normal_hints ().
*
* @param mode valid:
* {@link #REPLACE},
* {@link #PREPEND},
* {@link #APPEND}
*
* @param format: valid:
* <code>8</code>,
* <code>16</code>,
* <code>32</code>
*
* @param data_format: valid:
* <code>8</code>,
* <code>16</code>,
* <code>32</code>
*
* @see <a href="XChangeProperty.html">XChangeProperty</a>
*/
public void change_property (int mode, int n, Atom property, Atom type,
int format, Object data, int offset, int data_format) {
Request request = new Request (display, 18, mode, 6+Data.unit (n*format/8));
request.write4 (id);
request.write4 (property.id);
request.write4 (type.id);
request.write1 (format);
request.write3_unused ();
request.write4 (n); // data length in format unit
// data
switch (data_format) {
case 8: request.write1 ((byte []) data, offset); break;
case 16: request.write2 ((int []) data, offset); break;
case 32: request.write4 ((int []) data, offset); break;
}
display.send_request (request);
}
// opcode 72 - put image
public void put_small_image(GC gc, Image image, int y1, int y2,
int x, int y)
{
int offset = image.line_byte_count * y1;
int length = image.line_byte_count * (y2 - y1);
Request request = new Request(display, 72, image.format,
6 + Data.unit(length));
request.write4(id);
request.write4(gc.id);
request.write2(image.width);
request.write2(y2 - y1);
request.write2(x);
request.write2(y);
request.write1(image.left_pad);
request.write1(image.pixmap_format.depth());
request.write2_unused();
request.write1(image.data, offset, length);
display.send_request(request);
}
// opcode 75 - poly text16
/**
* @see <a href="XDrawText16.html">XDrawText16</a>
*/
public void poly_text16(GC gc, int x, int y, Text [] texts)
{
Request request = new Request(display, 75,
4 + Data.unit(length(texts, 16)));
request.write4(id);
request.write4(gc.id);
request.write2(x);
request.write2(y);
for (int i = 0; i < texts.Length; i++)
{
if (texts [i].font != null)
{
request.write1(255); // font-shift indicator
request.write4(texts [i].font.id); // java = MSB
}
String s = texts [i].s;
if (s[0] > 128) // non-ascii
{
request.write1(s.Length / 2);
request.write1(texts [i].delta);
request.write1(s);
}
else // ascii
{
request.write1(s.Length);
request.write1(texts [i].delta);
request.write2(s);
}
}
display.send_request(request);
}