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Diffstat (limited to '')
| -rw-r--r-- | src/gantt_source.hh | 199 |
1 files changed, 199 insertions, 0 deletions
diff --git a/src/gantt_source.hh b/src/gantt_source.hh new file mode 100644 index 0000000..cc76447 --- /dev/null +++ b/src/gantt_source.hh @@ -0,0 +1,199 @@ +/** + * Copyright (c) 2023, Timothy Stack + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * * Neither the name of Timothy Stack nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ''AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef lnav_gantt_source_hh +#define lnav_gantt_source_hh + +#include "base/map_util.hh" +#include "gantt_status_source.hh" +#include "logfile_sub_source.hh" +#include "plain_text_source.hh" +#include "text_overlay_menu.hh" +#include "textview_curses.hh" + +class gantt_source + : public text_sub_source + , public text_time_translator { +public: + explicit gantt_source(textview_curses& log_view, + logfile_sub_source& lss, + plain_text_source& preview_source, + gantt_status_source& preview_status_source); + + size_t text_line_count() override; + + size_t text_line_width(textview_curses& curses) override; + + void text_value_for_line(textview_curses& tc, + int line, + std::string& value_out, + line_flags_t flags) override; + + void text_attrs_for_line(textview_curses& tc, + int line, + string_attrs_t& value_out) override; + + size_t text_size_for_line(textview_curses& tc, + int line, + line_flags_t raw) override; + + void text_selection_changed(textview_curses& tc) override; + + void text_filters_changed() override; + int get_filtered_count() const override; + int get_filtered_count_for(size_t filter_index) const override; + + void text_crumbs_for_line(int line, + std::vector<breadcrumb::crumb>& crumbs) override; + + nonstd::optional<vis_line_t> row_for_time( + struct timeval time_bucket) override; + nonstd::optional<row_info> time_for_row(vis_line_t row) override; + + void rebuild_indexes(); + + std::pair<timeval, timeval> get_time_bounds_for(int line); + + textview_curses& gs_log_view; + logfile_sub_source& gs_lss; + plain_text_source& gs_preview_source; + gantt_status_source& gs_preview_status_source; + ArenaAlloc::Alloc<char> gs_allocator{64 * 1024}; + + struct opid_description_def_key { + intern_string_t oddk_format_name; + intern_string_t oddk_desc_name; + + bool operator<(const opid_description_def_key& rhs) const + { + if (this->oddk_format_name < rhs.oddk_format_name) { + return true; + } + if (this->oddk_format_name == rhs.oddk_format_name) { + return this->oddk_desc_name < rhs.oddk_desc_name; + } + + return false; + } + }; + + struct opid_description_defs { + lnav::map::small<opid_description_def_key, log_format::opid_descriptors> + odd_defs; + }; + + using gantt_subid_map + = robin_hood::unordered_map<string_fragment, + bool, + frag_hasher, + std::equal_to<string_fragment>>; + + gantt_subid_map gs_subid_map; + + struct opid_row { + string_fragment or_name; + opid_time_range or_value; + string_fragment or_description; + opid_description_defs or_description_defs; + lnav::map::small<opid_description_def_key, + lnav::map::small<size_t, std::string>> + or_descriptions; + size_t or_max_subid_width{0}; + + bool operator<(const opid_row& rhs) const + { + if (this->or_value.otr_range < rhs.or_value.otr_range) { + return true; + } + if (this->or_value.otr_range.tr_begin + == rhs.or_value.otr_range.tr_begin + && this->or_name < rhs.or_name) + { + return true; + } + + return false; + } + }; + + using gantt_opid_row_map + = robin_hood::unordered_map<string_fragment, + opid_row, + frag_hasher, + std::equal_to<string_fragment>>; + using gantt_desc_map + = robin_hood::unordered_set<string_fragment, + frag_hasher, + std::equal_to<string_fragment>>; + + attr_line_t gs_rendered_line; + size_t gs_opid_width{0}; + size_t gs_total_width{0}; + gantt_opid_row_map gs_active_opids; + gantt_desc_map gs_descriptions; + std::vector<std::reference_wrapper<opid_row>> gs_time_order; + struct timeval gs_lower_bound {}; + struct timeval gs_upper_bound {}; + size_t gs_filtered_count{0}; + std::array<size_t, logfile_filter_state::MAX_FILTERS> gs_filter_hits{}; + exec_context* gs_exec_context; +}; + +class gantt_header_overlay : public text_overlay_menu { +public: + explicit gantt_header_overlay(std::shared_ptr<gantt_source> src); + + bool list_static_overlay(const listview_curses& lv, + int y, + int bottom, + attr_line_t& value_out) override; + + nonstd::optional<attr_line_t> list_header_for_overlay( + const listview_curses& lv, vis_line_t line) override; + + void list_value_for_overlay(const listview_curses& lv, + vis_line_t line, + std::vector<attr_line_t>& value_out) override; + + void set_show_details_in_overlay(bool val) override + { + this->gho_show_details = val; + } + + bool get_show_details_in_overlay() const override + { + return this->gho_show_details; + } + +private: + bool gho_show_details{false}; + std::shared_ptr<gantt_source> gho_src; +}; + +#endif |