polybar-dwm/include/components/bar.hpp
2016-10-10 14:52:57 +02:00

768 lines
24 KiB
C++

#pragma once
#include <xcb/xcb_icccm.h>
#include <mutex>
#include "common.hpp"
#include "components/config.hpp"
#include "components/logger.hpp"
#include "components/parser.hpp"
#include "components/types.hpp"
#include "components/x11/connection.hpp"
#include "components/x11/draw.hpp"
#include "components/x11/fontmanager.hpp"
#include "components/x11/randr.hpp"
#include "components/x11/tray.hpp"
#include "components/x11/types.hpp"
#include "components/x11/window.hpp"
#include "components/x11/xlib.hpp"
#include "components/x11/xutils.hpp"
#include "utils/math.hpp"
#include "utils/string.hpp"
#include "utils/threading.hpp"
LEMONBUDDY_NS
class bar {
public:
/**
* Construct bar
*/
explicit bar(connection& conn, const config& config, const logger& logger,
unique_ptr<fontmanager> fontmanager)
: m_connection(conn)
, m_conf(config)
, m_log(logger)
, m_fontmanager(forward<decltype(fontmanager)>(fontmanager)) {}
/**
* Cleanup signal handlers and destroy the bar window
*/
~bar() {
std::lock_guard<threading_util::spin_lock> lck(m_lock);
parser_signals::alignment_change.disconnect(this, &bar::on_alignment_change);
parser_signals::attribute_set.disconnect(this, &bar::on_attribute_set);
parser_signals::attribute_unset.disconnect(this, &bar::on_attribute_unset);
parser_signals::attribute_toggle.disconnect(this, &bar::on_attribute_toggle);
parser_signals::action_block_open.disconnect(this, &bar::on_action_block_open);
parser_signals::action_block_close.disconnect(this, &bar::on_action_block_close);
parser_signals::color_change.disconnect(this, &bar::on_color_change);
parser_signals::font_change.disconnect(this, &bar::on_font_change);
parser_signals::pixel_offset.disconnect(this, &bar::on_pixel_offset);
parser_signals::ascii_text_write.disconnect(this, &bar::draw_character);
parser_signals::unicode_text_write.disconnect(this, &bar::draw_character);
if (m_tray.align != alignment::NONE)
tray_signals::report_slotcount.disconnect(this, &bar::on_tray_report);
m_window.destroy();
}
/**
* Configure injection module
*/
template <typename T = unique_ptr<bar>>
static di::injector<T> configure() {
// clang-format off
return di::make_injector(
connection::configure(),
config::configure(),
logger::configure(),
fontmanager::configure());
// clang-format on
}
/**
* Create required components
*
* This is done outside the constructor due to boost::di noexcept
*/
void bootstrap(bool nodraw = false) { //{{{
m_screen = m_connection.screen();
m_visual = m_connection.visual_type(m_screen, 32).get();
auto monitors = randr_util::get_monitors(m_connection, m_connection.screen()->root);
auto bs = m_conf.bar_section();
// Look for the defined monitor {{{
if (monitors.empty())
throw application_error("No monitors found");
auto monitor_name = m_conf.get<std::string>(bs, "monitor", "");
if (monitor_name.empty())
monitor_name = monitors[0]->name;
for (auto&& monitor : monitors) {
if (monitor_name.compare(monitor->name) == 0) {
m_bar.monitor = std::move(monitor);
break;
}
}
if (m_bar.monitor)
m_log.trace("bar: Found matching monitor %s (%ix%i+%i+%i)", m_bar.monitor->name,
m_bar.monitor->w, m_bar.monitor->h, m_bar.monitor->x, m_bar.monitor->y);
else
throw application_error("Could not find monitor: " + monitor_name);
// }}}
// Set bar colors {{{
m_bar.background = color::parse(m_conf.get<string>(bs, "background", m_bar.background.hex()));
m_bar.foreground = color::parse(m_conf.get<string>(bs, "foreground", m_bar.foreground.hex()));
m_bar.linecolor = color::parse(m_conf.get<string>(bs, "linecolor", m_bar.linecolor.hex()));
// }}}
// Set border values {{{
auto bsize = m_conf.get<int>(bs, "border-size", 0);
auto bcolor = m_conf.get<string>(bs, "border-color", "");
m_borders.emplace(border::TOP, border_settings{});
m_borders[border::TOP].size = m_conf.get<int>(bs, "border-top", bsize);
m_borders[border::TOP].color = color::parse(m_conf.get<string>(bs, "border-top-color", bcolor));
m_borders.emplace(border::BOTTOM, border_settings{});
m_borders[border::BOTTOM].size = m_conf.get<int>(bs, "border-bottom", bsize);
m_borders[border::BOTTOM].color =
color::parse(m_conf.get<string>(bs, "border-bottom-color", bcolor));
m_borders.emplace(border::LEFT, border_settings{});
m_borders[border::LEFT].size = m_conf.get<int>(bs, "border-left", bsize);
m_borders[border::LEFT].color =
color::parse(m_conf.get<string>(bs, "border-left-color", bcolor));
m_borders.emplace(border::RIGHT, border_settings{});
m_borders[border::RIGHT].size = m_conf.get<int>(bs, "border-right", bsize);
m_borders[border::RIGHT].color =
color::parse(m_conf.get<string>(bs, "border-right-color", bcolor));
// }}}
// Set size and position {{{
m_bar.dock = m_conf.get<decltype(m_bar.dock)>(bs, "dock", true);
m_bar.bottom = m_conf.get<decltype(m_bar.bottom)>(bs, "bottom", false);
m_bar.lineheight = m_conf.get<decltype(m_bar.lineheight)>(bs, "lineheight", 0);
m_bar.offset_x = m_conf.get<decltype(m_bar.offset_x)>(bs, "offset_x", 0);
m_bar.offset_y = m_conf.get<decltype(m_bar.offset_y)>(bs, "offset_y", 0);
m_bar.padding_left = m_conf.get<decltype(m_bar.padding_left)>(bs, "padding_left", 0);
m_bar.padding_right = m_conf.get<decltype(m_bar.padding_right)>(bs, "padding_right", 0);
m_bar.module_margin_left =
m_conf.get<decltype(m_bar.module_margin_left)>(bs, "module_margin_left", 0);
m_bar.module_margin_right =
m_conf.get<decltype(m_bar.module_margin_right)>(bs, "module_margin_right", 0);
auto w = m_conf.get<string>(bs, "width", "100%");
auto h = m_conf.get<string>(bs, "height", "24");
m_bar.width = std::atoi(w.c_str());
if (w.find("%") != string::npos)
m_bar.width = m_bar.monitor->w * (m_bar.width / 100.0) + 0.5f;
m_bar.height = std::atoi(h.c_str());
if (h.find("%") != string::npos)
m_bar.height = m_bar.monitor->h * (m_bar.height / 100.0) + 0.5f;
// apply offsets
m_bar.width -= m_bar.offset_x * 2;
m_bar.x = m_bar.offset_x + m_bar.monitor->x;
m_bar.y = m_bar.offset_y + m_bar.monitor->y;
// apply borders
m_bar.height += m_borders[border::TOP].size;
m_bar.height += m_borders[border::BOTTOM].size;
if (m_bar.bottom)
m_bar.y = m_bar.monitor->y + m_bar.monitor->h - m_bar.height - m_bar.offset_y;
if (m_bar.width <= 0 || m_bar.width > m_bar.monitor->w)
throw application_error("Resulting bar width is out of bounds");
if (m_bar.height <= 0 || m_bar.height > m_bar.monitor->h)
throw application_error("Resulting bar height is out of bounds");
m_bar.width = math_util::cap<int>(m_bar.width, 0, m_bar.monitor->w);
m_bar.height = math_util::cap<int>(m_bar.height, 0, m_bar.monitor->h);
m_bar.vertical_mid =
(m_bar.height + m_borders[border::TOP].size - m_borders[border::BOTTOM].size) / 2;
m_log.trace("bar: Resulting bar geom %ix%i+%i+%i", m_bar.width, m_bar.height, m_bar.x, m_bar.y);
// }}}
// Set the WM_NAME value {{{
m_bar.wmname = "lemonbuddy-" + bs.substr(4) + "_" + m_bar.monitor->name;
m_bar.wmname = m_conf.get<string>(bs, "wm_name", m_bar.wmname);
m_bar.wmname = string_util::replace(m_bar.wmname, " ", "-");
// }}}
// Checking nodraw {{{
if (nodraw) {
m_log.trace("bar: Abort bootstrap routine (reason: nodraw)");
return;
}
// }}}
// Setup graphic components and create the window {{{
m_log.trace("bar: Create colormap");
{
m_connection.create_colormap_checked(
XCB_COLORMAP_ALLOC_NONE, m_colormap, m_screen->root, m_visual->visual_id);
}
m_log.trace("bar: Create window %s", m_connection.id(m_window));
{
uint32_t mask = 0;
xcb_params_cw_t params;
// clang-format off
XCB_AUX_ADD_PARAM(&mask, &params, back_pixel, m_bar.background.value());
XCB_AUX_ADD_PARAM(&mask, &params, border_pixel, m_bar.background.value());
XCB_AUX_ADD_PARAM(&mask, &params, colormap, m_colormap);
XCB_AUX_ADD_PARAM(&mask, &params, override_redirect, m_bar.dock);
XCB_AUX_ADD_PARAM(&mask, &params, event_mask, XCB_EVENT_MASK_EXPOSURE | XCB_EVENT_MASK_BUTTON_PRESS);
// clang-format on
m_window.create_checked(m_bar.x, m_bar.y, m_bar.width, m_bar.height, mask, &params);
m_window.map_checked();
}
m_log.trace("bar: Set WM_NAME");
{
xcb_icccm_set_wm_name(
m_connection, m_window, XCB_ATOM_STRING, 8, m_bar.wmname.length(), m_bar.wmname.c_str());
xcb_icccm_set_wm_class(m_connection, m_window, 21, "lemonbuddy\0Lemonbuddy");
}
m_log.trace("bar: Set _NET_WM_WINDOW_TYPE");
{
xcb_atom_t win_types[2] = {_NET_WM_WINDOW_TYPE_DOCK, _NET_WM_WINDOW_TYPE_NORMAL};
m_connection.change_property_checked(
XCB_PROP_MODE_REPLACE, m_window, _NET_WM_WINDOW_TYPE, XCB_ATOM_ATOM, 32, 2, &win_types);
}
m_log.trace("bar: Set _NET_WM_STATE");
{
xcb_atom_t win_states[2] = {_NET_WM_STATE_STICKY, _NET_WM_STATE_SKIP_TASKBAR};
m_connection.change_property_checked(
XCB_PROP_MODE_REPLACE, m_window, _NET_WM_STATE, XCB_ATOM_ATOM, 32, 2, &win_states);
}
m_log.trace("bar: Set _NET_WM_PID");
{
int pid = getpid();
m_connection.change_property_checked(
XCB_PROP_MODE_REPLACE, m_window, _NET_WM_PID, XCB_ATOM_CARDINAL, 32, 1, &pid);
}
m_log.trace("bar: Create pixmap");
{
m_connection.create_pixmap_checked(
m_visual->visual_id == m_screen->root_visual ? XCB_COPY_FROM_PARENT : 32, m_pixmap,
m_window, m_bar.width, m_bar.height);
}
// }}}
// Create graphic contexts {{{
// XCB_GC_LINE_WIDTH
// XCB_GC_LINE_STYLE
// -- XCB_LINE_STYLE_SOLID
// xcb_poly_line (connection, XCB_COORD_MODE_PREVIOUS, window, foreground, 4, polyline);
// xcb_poly_line(conn, XCB_COORD_MODE_ORIGIN, drawable, gc, 2, (xcb_point_t[]) { {10, 10}, {100,
// 10} });
m_log.trace("bar: Create graphic contexts");
{
// clang-format off
vector<uint32_t> colors {
m_bar.background.value(),
m_bar.foreground.value(),
m_bar.linecolor.value(),
m_bar.linecolor.value(),
m_borders[border::TOP].color.value(),
m_borders[border::BOTTOM].color.value(),
m_borders[border::LEFT].color.value(),
m_borders[border::RIGHT].color.value(),
};
// clang-format on
for (int i = 1; i <= 8; i++) {
uint32_t mask = 0;
uint32_t value_list[32];
xcb_params_gc_t params;
XCB_AUX_ADD_PARAM(&mask, &params, foreground, colors[i - 1]);
XCB_AUX_ADD_PARAM(&mask, &params, graphics_exposures, 0);
xutils::pack_values(mask, &params, value_list);
m_gcontexts.emplace(gc(i), gcontext{m_connection, m_connection.generate_id()});
m_connection.create_gc_checked(m_gcontexts.at(gc(i)), m_pixmap, mask, &value_list);
}
}
// }}}
// Load fonts {{{
auto fonts_loaded = false;
auto fontindex = 0;
auto fonts = m_conf.get_list<string>(bs, "font");
for (auto f : fonts) {
fontindex++;
vector<string> fd = string_util::split(f, ';');
string pattern{fd[0]};
int offset{0};
if (fd.size() > 1)
offset = std::stoi(fd[1], 0, 10);
if (m_fontmanager->load(pattern, fontindex, offset))
fonts_loaded = true;
else
m_log.warn("Unable to load font '%s'", fd[0]);
}
if (!fonts_loaded) {
m_log.warn("Loading fallback font");
if (!m_fontmanager->load("fixed"))
throw application_error("Unable to load fonts");
}
m_fontmanager->allocate_color(m_bar.foreground);
// }}}
// Set tray settings {{{
try {
auto tray_position = m_conf.get<string>(bs, "tray-position");
if (tray_position == "left")
m_tray.align = alignment::LEFT;
else if (tray_position == "right")
m_tray.align = alignment::RIGHT;
else
m_tray.align = alignment::NONE;
} catch (const key_error& err) {
m_tray.align = alignment::NONE;
}
if (m_tray.align != alignment::NONE) {
m_tray.background = m_bar.background.value();
m_tray.height = m_bar.height;
m_tray.height -= m_borders.at(border::BOTTOM).size;
m_tray.height -= m_borders.at(border::TOP).size;
if (m_tray.height % 2 != 0) {
m_tray.height--;
}
if (m_tray.height > 24) {
m_tray.spacing = (m_tray.height - 24) / 2;
m_tray.height = 24;
}
m_tray.width = m_tray.height;
m_tray.orig_y = m_bar.y + m_borders.at(border::TOP).size;
if (m_tray.align == alignment::RIGHT)
m_tray.orig_x = m_bar.x + m_bar.width - m_borders.at(border::RIGHT).size;
else
m_tray.orig_x = m_bar.x + m_borders.at(border::LEFT).size;
}
// }}}
// Connect signal handlers {{{
parser_signals::alignment_change.connect(this, &bar::on_alignment_change);
parser_signals::attribute_set.connect(this, &bar::on_attribute_set);
parser_signals::attribute_unset.connect(this, &bar::on_attribute_unset);
parser_signals::attribute_toggle.connect(this, &bar::on_attribute_toggle);
parser_signals::action_block_open.connect(this, &bar::on_action_block_open);
parser_signals::action_block_close.connect(this, &bar::on_action_block_close);
parser_signals::color_change.connect(this, &bar::on_color_change);
parser_signals::font_change.connect(this, &bar::on_font_change);
parser_signals::pixel_offset.connect(this, &bar::on_pixel_offset);
parser_signals::ascii_text_write.connect(this, &bar::draw_character);
parser_signals::unicode_text_write.connect(this, &bar::draw_character);
if (m_tray.align != alignment::NONE)
tray_signals::report_slotcount.connect(this, &bar::on_tray_report);
// }}}
m_connection.flush();
} //}}}
/**
* Parse input string and redraw the bar window
*
* @param data Input string
* @param force Unless true, do not parse unchanged data
*/
void parse(string data, bool force = false) { //{{{
std::lock_guard<threading_util::spin_lock> lck(m_lock);
{
if (data == m_prevdata && !force)
return;
m_prevdata = data;
// TODO: move to fontmanager
m_xftdraw = XftDrawCreate(xlib::get_display(), m_pixmap, xlib::get_visual(), m_colormap);
m_bar.align = alignment::LEFT;
m_xpos = m_borders[border::LEFT].size;
m_attributes = 0;
m_actions.clear();
draw_background();
if (m_tray.align == alignment::LEFT && m_tray.slots)
m_xpos += ((m_tray.width + m_tray.spacing) * m_tray.slots) + m_tray.spacing;
try {
parser parser(m_bar);
parser(data);
} catch (const unrecognized_token& err) {
m_log.err("Unrecognized syntax token '%s'", err.what());
}
if (m_tray.align == alignment::RIGHT && m_tray.slots)
draw_shift(m_xpos, ((m_tray.width + m_tray.spacing) * m_tray.slots) + m_tray.spacing);
draw_border(border::ALL);
flush();
XftDrawDestroy(m_xftdraw);
}
} //}}}
/**
* Copy the contents of the pixmap's onto the bar window
*/
void flush() { //{{{
m_connection.copy_area(
m_pixmap, m_window, m_gcontexts.at(gc::FG), 0, 0, 0, 0, m_bar.width, m_bar.height);
m_connection.copy_area(
m_pixmap, m_window, m_gcontexts.at(gc::BT), 0, 0, 0, 0, m_bar.width, m_bar.height);
m_connection.copy_area(
m_pixmap, m_window, m_gcontexts.at(gc::BB), 0, 0, 0, 0, m_bar.width, m_bar.height);
m_connection.copy_area(
m_pixmap, m_window, m_gcontexts.at(gc::BL), 0, 0, 0, 0, m_bar.width, m_bar.height);
m_connection.copy_area(
m_pixmap, m_window, m_gcontexts.at(gc::BR), 0, 0, 0, 0, m_bar.width, m_bar.height);
} //}}}
/**
* Get the bar settings container
*/
const bar_settings settings() const { // {{{
return m_bar;
} // }}}
/**
* Get the tray settings container
*/
const tray_settings tray() const { // {{{
return m_tray;
} // }}}
protected:
/**
* Handle alignment update
*/
void on_alignment_change(alignment align) { //{{{
if (align == m_bar.align)
return;
m_log.trace("bar: alignment_change(%i)", static_cast<int>(align));
m_bar.align = align;
m_xpos = 0;
} //}}}
/**
* Handle attribute on state
*/
void on_attribute_set(attribute attr) { //{{{
int val{static_cast<int>(attr)};
if ((m_attributes & val) != 0)
return;
m_log.trace("bar: attribute_set(%i)", val);
m_attributes |= val;
} //}}}
/**
* Handle attribute off state
*/
void on_attribute_unset(attribute attr) { //{{{
int val{static_cast<int>(attr)};
if ((m_attributes & val) == 0)
return;
m_log.trace("bar: attribute_unset(%i)", val);
m_attributes ^= val;
} //}}}
/**
* Handle attribute toggle state
*/
void on_attribute_toggle(attribute attr) { //{{{
int val{static_cast<int>(attr)};
m_log.trace("bar: attribute_toggle(%i)", val);
m_attributes ^= val;
} //}}}
/**
* Handle action block start
*/
void on_action_block_open(mousebtn btn, string cmd) { //{{{
if (btn == mousebtn::NONE)
btn = mousebtn::LEFT;
m_log.trace("bar: action_block_open(%i, %s)", static_cast<int>(btn), cmd);
action_block action;
action.active = true;
action.mousebtn = btn;
action.start_x = m_xpos;
action.command = cmd;
action.command = string_util::replace_all(action.command, ":", "\\:");
m_actions.emplace_back(action);
} //}}}
/**
* Handle action block end
*/
void on_action_block_close(mousebtn btn) { //{{{
m_log.trace("bar: action_block_close(%i)", static_cast<int>(btn));
auto n_actions = m_actions.size();
while (n_actions--) {
action_block& action = m_actions[n_actions];
if (!action.active || action.mousebtn != btn)
continue;
action.end_x = m_xpos;
action.active = false;
}
} //}}}
/**
* Handle color change
*/
void on_color_change(gc gc_, color color_) { //{{{
m_log.trace(
"bar: color_change(%i, %s -> %s)", static_cast<int>(gc_), color_.hex(), color_.rgb());
const uint32_t value_list[32]{color_.value()};
m_connection.change_gc(m_gcontexts.at(gc_), XCB_GC_FOREGROUND, &value_list);
if (gc_ == gc::FG)
m_fontmanager->allocate_color(color_);
} //}}}
/**
* Handle font change
*/
void on_font_change(int index) { //{{{
m_log.trace("bar: font_change(%i)", index);
m_fontmanager->set_preferred_font(index);
} //}}}
/**
* Handle pixel offsetting
*/
void on_pixel_offset(int px) { //{{{
m_log.trace("bar: pixel_offset(%i)", px);
draw_shift(m_xpos, px);
m_xpos += px;
} //}}}
/**
* Proess systray report
*/
void on_tray_report(uint16_t slots) { // {{{
if (m_tray.slots == slots)
return;
m_log.trace("bar: tray_report(%lu)", slots);
m_tray.slots = slots;
if (!m_prevdata.empty())
parse(m_prevdata, true);
} // }}}
/**
* Draw background onto the pixmap
*/
void draw_background() { //{{{
draw_util::fill(
m_connection, m_pixmap, m_gcontexts.at(gc::BG), 0, 0, m_bar.width, m_bar.height);
} //}}}
/**
* Draw borders onto the pixmap
*/
void draw_border(border border_) { //{{{
switch (border_) {
case border::NONE:
break;
case border::TOP:
if (m_borders[border::TOP].size > 0) {
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BT),
m_borders[border::LEFT].size, 0,
m_bar.width - m_borders[border::LEFT].size - m_borders[border::RIGHT].size,
m_borders[border::TOP].size);
}
break;
case border::BOTTOM:
if (m_borders[border::BOTTOM].size > 0) {
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BB),
m_borders[border::LEFT].size, m_bar.height - m_borders[border::BOTTOM].size,
m_bar.width - m_borders[border::LEFT].size - m_borders[border::RIGHT].size,
m_borders[border::BOTTOM].size);
}
break;
case border::LEFT:
if (m_borders[border::LEFT].size > 0) {
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BL), 0, 0,
m_borders[border::LEFT].size, m_bar.height);
}
break;
case border::RIGHT:
if (m_borders[border::RIGHT].size > 0) {
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BR),
m_bar.width - m_borders[border::RIGHT].size, 0, m_borders[border::RIGHT].size,
m_bar.height);
}
break;
case border::ALL:
draw_border(border::TOP);
draw_border(border::BOTTOM);
draw_border(border::LEFT);
draw_border(border::RIGHT);
break;
}
} //}}}
/**
* Draw over- and underline onto the pixmap
*/
void draw_lines(int x, int w) { //{{{
if (!m_bar.lineheight)
return;
if (m_attributes & static_cast<int>(attribute::o))
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::OL), x,
m_borders[border::TOP].size, w, m_bar.lineheight);
if (m_attributes & static_cast<int>(attribute::u))
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::UL), x,
m_bar.height - m_borders[border::BOTTOM].size - m_bar.lineheight, w, m_bar.lineheight);
} //}}}
/**
* Shift the contents of the pixmap horizontally
*/
int draw_shift(int x, int chr_width) { //{{{
int delta = 0;
switch (m_bar.align) {
case alignment::CENTER:
m_connection.copy_area(m_pixmap, m_pixmap, m_gcontexts.at(gc::FG), m_bar.width / 2 - x / 2,
0, m_bar.width / 2 - (x + chr_width) / 2, 0, x, m_bar.height);
x = m_bar.width / 2 - (x + chr_width) / 2 + x;
delta = chr_width / 2;
break;
case alignment::RIGHT:
m_connection.copy_area(m_pixmap, m_pixmap, m_gcontexts.at(gc::FG), m_bar.width - x, 0,
m_bar.width - x - chr_width, 0, x, m_bar.height);
x = m_bar.width - chr_width - m_borders[border::RIGHT].size;
delta = chr_width;
break;
default:
break;
}
draw_util::fill(m_connection, m_pixmap, m_gcontexts.at(gc::BG), x, 0, chr_width, m_bar.height);
if (delta != 0 && !m_actions.empty()) {
for (auto&& action : m_actions) {
if (action.active || action.align != m_bar.align)
continue;
action.start_x -= delta;
action.end_x -= delta;
}
}
return x;
} //}}}
/**
* Draw text contents
*/
void draw_character(uint16_t character) { // {{{
// TODO: cache
auto& font = m_fontmanager->match_char(character);
if (!font) {
// m_log.warn("No suitable font found");
return;
}
if (font->ptr && font->ptr != m_gcfont) {
m_gcfont = font->ptr;
m_fontmanager->set_gcontext_font(m_gcontexts.at(gc::FG), m_gcfont);
}
// TODO: cache
auto chr_width = m_fontmanager->char_width(font, character);
auto x = draw_shift(m_xpos, chr_width);
auto y = m_bar.vertical_mid + font->height / 2 - font->descent + font->offset_y;
// m_log.trace("Draw char(%c, width: %i) at pos(%i,%i)", character, chr_width, x, y);
if (font->xft != nullptr) {
auto color = m_fontmanager->xftcolor();
XftDrawString16(m_xftdraw, &color, font->xft, x, y, &character, 1);
} else {
character = (character >> 8) | (character << 8);
draw_util::xcb_poly_text_16_patched(
m_connection, m_pixmap, m_gcontexts.at(gc::FG), x, y, 1, &character);
}
draw_lines(x, chr_width);
m_xpos += chr_width;
} // }}}
private:
connection& m_connection;
const config& m_conf;
const logger& m_log;
unique_ptr<fontmanager> m_fontmanager;
threading_util::spin_lock m_lock;
xcb_screen_t* m_screen;
xcb_visualtype_t* m_visual;
window m_window{m_connection};
colormap m_colormap{m_connection, m_connection.generate_id()};
pixmap m_pixmap{m_connection, m_connection.generate_id()};
bar_settings m_bar;
tray_settings m_tray;
map<border, border_settings> m_borders;
map<gc, gcontext> m_gcontexts;
vector<action_block> m_actions;
string m_prevdata;
int m_xpos{0};
int m_attributes{0};
xcb_font_t m_gcfont{0};
XftDraw* m_xftdraw;
};
LEMONBUDDY_NS_END