Adding upstream version 0.11.1.upstream/0.11.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 229 insertions, 0 deletions

diff --git a/src/styling.hh b/src/styling.hh
new file mode 100644
index 0000000..540d3c7
--- /dev/null
+++ b/src/styling.hh
@@ -0,0 +1,229 @@
+/**
+ * Copyright (c) 2019, 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 styling_hh
+#define styling_hh
+
+#include <map>
+#include <string>
+#include <utility>
+#include <vector>
+
+#include "base/intern_string.hh"
+#include "base/result.h"
+#include "log_level.hh"
+#include "mapbox/variant.hpp"
+#include "yajlpp/yajlpp.hh"
+
+struct rgb_color {
+    static Result<rgb_color, std::string> from_str(const string_fragment& sf);
+
+    explicit rgb_color(short r = -1, short g = -1, short b = -1)
+        : rc_r(r), rc_g(g), rc_b(b)
+    {
+    }
+
+    bool empty() const
+    {
+        return this->rc_r == -1 && this->rc_g == -1 && this->rc_b == -1;
+    }
+
+    bool operator==(const rgb_color& rhs) const;
+
+    bool operator!=(const rgb_color& rhs) const;
+
+    bool operator<(const rgb_color& rhs) const;
+
+    bool operator>(const rgb_color& rhs) const;
+
+    bool operator<=(const rgb_color& rhs) const;
+
+    bool operator>=(const rgb_color& rhs) const;
+
+    short rc_r;
+    short rc_g;
+    short rc_b;
+};
+
+struct lab_color {
+    lab_color() : lc_l(0), lc_a(0), lc_b(0) {}
+
+    explicit lab_color(const rgb_color& rgb);
+
+    double deltaE(const lab_color& other) const;
+
+    lab_color& operator=(const lab_color& other)
+    {
+        this->lc_l = other.lc_l;
+        this->lc_a = other.lc_a;
+        this->lc_b = other.lc_b;
+
+        return *this;
+    }
+
+    bool operator==(const lab_color& rhs) const;
+
+    bool operator!=(const lab_color& rhs) const;
+
+    bool operator<(const lab_color& rhs) const;
+
+    bool operator>(const lab_color& rhs) const;
+
+    bool operator<=(const lab_color& rhs) const;
+
+    bool operator>=(const lab_color& rhs) const;
+
+    double lc_l;
+    double lc_a;
+    double lc_b;
+};
+
+struct term_color {
+    short xc_id;
+    std::string xc_name;
+    std::string xc_hex;
+    rgb_color xc_color;
+    lab_color xc_lab_color;
+};
+
+struct term_color_palette {
+    term_color_palette(const char* name, const string_fragment& json);
+
+    short match_color(const lab_color& to_match);
+
+    std::vector<term_color> tc_palette;
+};
+
+namespace styling {
+
+struct semantic {};
+
+class color_unit {
+public:
+    static Result<color_unit, std::string> from_str(const string_fragment& sf);
+
+    static color_unit make_empty() { return color_unit{rgb_color{}}; }
+
+    bool empty() const
+    {
+        return this->cu_value.match(
+            [](semantic) { return false; },
+            [](const rgb_color& rc) { return rc.empty(); });
+    }
+
+    using variants_t = mapbox::util::variant<semantic, rgb_color>;
+
+    variants_t cu_value;
+
+private:
+    explicit color_unit(variants_t value) : cu_value(std::move(value)) {}
+};
+
+}  // namespace styling
+
+struct style_config {
+    std::string sc_color;
+    std::string sc_background_color;
+    bool sc_underline{false};
+    bool sc_bold{false};
+};
+
+struct highlighter_config {
+    std::string hc_regex;
+    style_config hc_style;
+};
+
+struct lnav_theme {
+    std::map<std::string, std::string> lt_vars;
+    positioned_property<style_config> lt_style_identifier;
+    positioned_property<style_config> lt_style_text;
+    positioned_property<style_config> lt_style_alt_text;
+    positioned_property<style_config> lt_style_ok;
+    positioned_property<style_config> lt_style_info;
+    positioned_property<style_config> lt_style_error;
+    positioned_property<style_config> lt_style_warning;
+    positioned_property<style_config> lt_style_popup;
+    positioned_property<style_config> lt_style_focused;
+    positioned_property<style_config> lt_style_disabled_focused;
+    positioned_property<style_config> lt_style_scrollbar;
+    positioned_property<style_config> lt_style_hidden;
+    positioned_property<style_config> lt_style_adjusted_time;
+    positioned_property<style_config> lt_style_skewed_time;
+    positioned_property<style_config> lt_style_offset_time;
+    positioned_property<style_config> lt_style_invalid_msg;
+    positioned_property<style_config> lt_style_status_title;
+    positioned_property<style_config> lt_style_status_title_hotkey;
+    positioned_property<style_config> lt_style_status_disabled_title;
+    positioned_property<style_config> lt_style_status_subtitle;
+    positioned_property<style_config> lt_style_status_info;
+    positioned_property<style_config> lt_style_status_hotkey;
+    positioned_property<style_config> lt_style_quoted_code;
+    positioned_property<style_config> lt_style_code_border;
+    positioned_property<style_config> lt_style_keyword;
+    positioned_property<style_config> lt_style_string;
+    positioned_property<style_config> lt_style_comment;
+    positioned_property<style_config> lt_style_doc_directive;
+    positioned_property<style_config> lt_style_variable;
+    positioned_property<style_config> lt_style_symbol;
+    positioned_property<style_config> lt_style_number;
+    positioned_property<style_config> lt_style_re_special;
+    positioned_property<style_config> lt_style_re_repeat;
+    positioned_property<style_config> lt_style_diff_delete;
+    positioned_property<style_config> lt_style_diff_add;
+    positioned_property<style_config> lt_style_diff_section;
+    positioned_property<style_config> lt_style_low_threshold;
+    positioned_property<style_config> lt_style_med_threshold;
+    positioned_property<style_config> lt_style_high_threshold;
+    positioned_property<style_config> lt_style_status;
+    positioned_property<style_config> lt_style_warn_status;
+    positioned_property<style_config> lt_style_alert_status;
+    positioned_property<style_config> lt_style_active_status;
+    positioned_property<style_config> lt_style_inactive_status;
+    positioned_property<style_config> lt_style_inactive_alert_status;
+    positioned_property<style_config> lt_style_file;
+    positioned_property<style_config> lt_style_header[6];
+    positioned_property<style_config> lt_style_hr;
+    positioned_property<style_config> lt_style_hyperlink;
+    positioned_property<style_config> lt_style_list_glyph;
+    positioned_property<style_config> lt_style_breadcrumb;
+    positioned_property<style_config> lt_style_table_border;
+    positioned_property<style_config> lt_style_table_header;
+    positioned_property<style_config> lt_style_quote_border;
+    positioned_property<style_config> lt_style_quoted_text;
+    positioned_property<style_config> lt_style_footnote_border;
+    positioned_property<style_config> lt_style_footnote_text;
+    positioned_property<style_config> lt_style_snippet_border;
+    std::map<log_level_t, positioned_property<style_config>> lt_level_styles;
+    std::map<std::string, highlighter_config> lt_highlights;
+};
+
+extern term_color_palette* xterm_colors();
+extern term_color_palette* ansi_colors();
+
+#endif