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#include "dclient/widgets/inventory.h" |
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#include "dclient/render_glyph.h" |
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|
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#include "deliantra/data/constants.h" |
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#include "deliantra/data/glyph.h" |
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#include "deliantra/data/item.h" |
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#include "deliantra/data/inventory.h" |
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|
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#include "adt/reverse.h" |
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#include "adt/slice.h" |
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|
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#include <ndk/pen.hh> |
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|
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#include <algorithm> |
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#include <cassert> |
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#include <cstring> |
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|
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static char const indices[] = " 123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"; |
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static __attribute__ ((__const__)) int maxidx () { return sizeof indices - 2; } |
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|
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inventory_widget::inventory_widget (ndk::panel *parent) |
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: frame ("inventory", parent) |
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, inv (nullptr) |
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, at (0) |
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{ |
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events ()->on_keyboard (slot (&inventory_widget::at_keyboard, this)); |
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} |
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|
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int __attribute__ ((__pure__)) |
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inventory_widget::maxinv () const |
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{ |
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return std::min (height () - 2, maxidx ()); |
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} |
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|
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void |
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inventory_widget::update (data::inventory const &inv, std::string const &title) |
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{ |
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this->inv = &inv; |
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set_title (title); |
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|
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int const inv_size = this->inv->size (); |
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if (at > inv_size - 2) |
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at = std::max (inv_size - 2, 0); |
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|
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visualize (); |
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} |
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|
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bool |
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inventory_widget::draw (ndk::pen &pen, int at, int maxinv, int row, data::item const &item) |
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{ |
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return_val_unless (pen.move (1, row), false); |
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|
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// previous page |
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if (at > 0 && row == 1) |
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{ |
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pen.write ("%c: more…", indices[row]); |
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return true; |
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} |
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|
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// next page |
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if (row >= maxinv) |
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{ |
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pen.write ("%c: more…", indices[row]); |
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return false; |
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} |
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|
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pen.write ("%c: [", indices[row]); |
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write (pen, data::glyphs[item.face]); |
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pen.write ("] "); |
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|
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if (item.nrof < 2) |
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pen.write (item.singular); |
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else |
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pen.write ("%d %s", item.nrof, item.plural.c_str ()); |
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|
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if (item.flags & F_OPEN) pen.write (" (open)"); |
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if (item.flags & F_APPLIED) pen.write (" (applied)"); |
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if (item.flags & F_UNPAID) pen.write (" (unpaid)"); |
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if (item.flags & F_MAGIC) pen.write (" (magic)"); |
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if (item.flags & F_CURSED) pen.write (" (cursed)"); |
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if (item.flags & F_DAMNED) pen.write (" (damned)"); |
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if (item.flags & F_LOCKED) pen.write (" *"); |
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|
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return true; |
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} |
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|
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template<typename ContainerT> |
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void |
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inventory_widget::draw (ndk::pen &pen, ContainerT const &items) |
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{ |
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int row = 0; |
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foreach (data::item const &item, items) |
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if (!draw (pen, at, maxinv (), ++row, item)) |
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break; |
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} |
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|
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void |
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inventory_widget::draw () |
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{ |
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frame::draw (); |
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|
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if (!inv || inv->empty ()) |
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return; |
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|
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ndk::pen pen (*this); |
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|
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if (title () == "Floor") |
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draw (pen, reverse (slice (*inv, at))); |
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else |
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draw (pen, slice (*inv, at)); |
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} |
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|
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ndk::event::result |
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inventory_widget::at_keyboard (ndk::keyboard const &ev) |
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{ |
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if (!inv) |
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return ndk::event::ignored; |
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|
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int const inv_size = inv->size (); |
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|
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switch (ev.code ()) |
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{ |
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case ndk::key::up: |
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case ndk::key::k: |
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if (at > 0) |
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--at; |
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else |
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return ndk::event::ignored; |
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break; |
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|
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case ndk::key::down: |
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case ndk::key::j: |
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if (at < inv_size - 2) |
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++at; |
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else |
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return ndk::event::ignored; |
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break; |
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|
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case ndk::key::pg_up: |
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up: at -= std::min (maxinv () - 2, int (at)); |
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break; |
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|
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case ndk::key::pg_dn: |
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if (inv_size <= 1) |
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break; |
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down: at += std::min (maxinv () - 2, inv_size - at - 2); |
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break; |
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|
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case ndk::key::home: |
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at = 0; |
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break; |
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|
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case ndk::key::end: |
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at = (inv_size > maxinv ())? (inv_size - maxinv () + 1) : 0; |
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break; |
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|
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default: |
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if (char const *const iptr = std::strchr (indices, int (ev.code ()))) |
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{ |
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int const index = iptr - indices; |
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if (index > maxinv () || at + index > inv_size) |
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return ndk::event::ignored; |
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|
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if (index == 1) |
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goto up; |
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|
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if (index == maxinv ()) |
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goto down; |
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} |
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return ndk::event::ignored; |
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} |
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|
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draw (); |
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|
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return ndk::event::accepted; |
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} |
