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Display location list when multiple locations are returned by Geocodi…
…ng API Refs: #56
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| #include "locationlist.h" | ||
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| #include <algorithm> | ||
| #include <boost/log/trivial.hpp> | ||
| #include <inkview.h> | ||
|
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| #include "events.h" | ||
| #include "util.h" | ||
|
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| namespace { | ||
| taranis::LocationList *that; | ||
|
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| iv_handler application_event_handler; | ||
|
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| int last_selected_item_index; | ||
| } // namespace | ||
|
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| namespace taranis { | ||
|
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| LocationList::LocationList(const int icon_size, std::shared_ptr<Fonts> fonts, | ||
| std::shared_ptr<Icons> icons) | ||
| : font{fonts->get_normal_font()}, | ||
| radio_button_unchecked{BitmapStretchProportionally( | ||
| icons->get("radio-button-unchecked"), icon_size, icon_size)}, | ||
| radio_button_checked{BitmapStretchProportionally( | ||
| icons->get("radio-button-checked"), icon_size, icon_size)} {} | ||
|
|
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| std::optional<Location> LocationList::get_location(size_t index) const { | ||
| if (index < this->locations.size()) { | ||
| return this->locations.at(index); | ||
| } | ||
| return std::experimental::nullopt; | ||
| } | ||
|
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| void LocationList::set_locations(const std::vector<Location> &locations) { | ||
| this->locations = locations; | ||
|
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| this->item_names.clear(); | ||
| this->item_names.reserve(this->locations.size()); | ||
|
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| for (const auto &location : this->locations) { | ||
| this->item_names.push_back(format_location(location, true)); | ||
| } | ||
| } | ||
|
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| void LocationList::show() { | ||
| if (this->locations.size() == 0) { | ||
| return; | ||
| } | ||
| that = this; | ||
| application_event_handler = GetEventHandler(); | ||
|
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| OpenList(GetLangText("Locations"), nullptr, this->get_item_width(), | ||
| this->get_item_height(), this->locations.size(), 0, | ||
| &handle_list_action); | ||
| } | ||
|
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| int LocationList::get_item_width() const { | ||
| return ScreenWidth() - 2 * LocationList::horizontal_padding; | ||
| } | ||
|
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| int LocationList::get_item_height() const { | ||
| return std::max(static_cast<int>(this->radio_button_unchecked->height), | ||
| this->font->height) + | ||
| LocationList::vertical_padding; | ||
| } | ||
|
|
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| int LocationList::get_icon_vertical_offset() const { | ||
| return (get_item_height() - this->radio_button_checked->height) / 2; | ||
| } | ||
|
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| int LocationList::handle_list_action(int action, int x, int y, int item_index, | ||
| int state) { | ||
| if (that == nullptr) { | ||
| BOOST_LOG_TRIVIAL(debug) | ||
| << "Skipping action received by uninitialized list " << action; | ||
| return 1; | ||
| } | ||
| if (action == LIST_BEGINPAINT) { | ||
| BOOST_LOG_TRIVIAL(debug) << "Starting to paint location list"; | ||
| return 1; | ||
| } else if (action == LIST_PAINT) { | ||
| if (0 <= item_index and item_index < that->item_names.size()) { | ||
| BOOST_LOG_TRIVIAL(debug) | ||
| << "Drawing list item with index " << item_index << " and state " | ||
| << state << " at " << x << ", " << y; | ||
|
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| const ibitmap *icon = that->radio_button_unchecked; | ||
| if (state) { | ||
| if (last_selected_item_index != -1) { | ||
| that->item_names[last_selected_item_index] = | ||
| format_location(that->locations[last_selected_item_index], true); | ||
| } | ||
| last_selected_item_index = item_index; | ||
| icon = that->radio_button_checked; | ||
|
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||
| DrawSelection( | ||
| x, y, ScreenWidth() - 2 * LocationList::horizontal_padding, | ||
| that->font->height + +LocationList::vertical_padding, BLACK); | ||
| } | ||
| DrawBitmap(x + LocationList::horizontal_padding / 2, | ||
| y + that->get_icon_vertical_offset(), icon); | ||
|
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| DrawTextRect( | ||
| x + 2 * LocationList::horizontal_padding + icon->width, y, | ||
| ScreenWidth() - 4 * LocationList::horizontal_padding - icon->width, | ||
| that->get_item_height(), that->item_names.at(item_index).c_str(), | ||
| ALIGN_LEFT | VALIGN_MIDDLE); | ||
| return 1; | ||
| } | ||
| } else if (action == LIST_ENDPAINT) { | ||
| BOOST_LOG_TRIVIAL(debug) << "Finished to paint location list"; | ||
| return 1; | ||
| } else if (action == LIST_OPEN) { | ||
| if (0 <= item_index and item_index < that->item_names.size()) { | ||
| BOOST_LOG_TRIVIAL(debug) | ||
| << "Will select location from item with index " << item_index; | ||
|
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| SetEventHandler(application_event_handler); | ||
|
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| SendEvent(application_event_handler, EVT_CUSTOM, | ||
| CustomEvent::select_location_from_list, | ||
| static_cast<size_t>(last_selected_item_index)); | ||
|
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||
| return 1; | ||
| } | ||
| } else if (action == LIST_MENU) { | ||
| BOOST_LOG_TRIVIAL(debug) << "Received list menu action"; | ||
| } else if (action == LIST_DELETE) { | ||
| BOOST_LOG_TRIVIAL(debug) << "Received list delete action"; | ||
| } else if (action == LIST_EXIT) { | ||
| BOOST_LOG_TRIVIAL(debug) << "Received list exit action"; | ||
|
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| SetEventHandler(application_event_handler); | ||
|
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| that = nullptr; | ||
| return 1; | ||
| } else if (action == LIST_ORIENTATION) { | ||
| BOOST_LOG_TRIVIAL(debug) << "Changing list orientation is not supported"; | ||
| } else if (action == LIST_POINTER) { | ||
| BOOST_LOG_TRIVIAL(debug) << "Received list pointer action"; | ||
| } else if (action == LIST_INFO) { | ||
| BOOST_LOG_TRIVIAL(debug) << "Received list info action"; | ||
| last_selected_item_index = -1; | ||
| } else if (action == LIST_SCROLL) { | ||
| BOOST_LOG_TRIVIAL(debug) << "Received list scroll action"; | ||
| } else { | ||
| BOOST_LOG_TRIVIAL(warning) << "Unexpected list action " << action; | ||
| } | ||
| return 0; | ||
| } | ||
| } // namespace taranis |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,51 @@ | ||
| #pragma once | ||
|
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| #include <experimental/optional> | ||
| #include <inkview.h> | ||
| #include <memory> | ||
| #include <string> | ||
| #include <vector> | ||
|
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| #include "fonts.h" | ||
| #include "icons.h" | ||
| #include "model.h" | ||
|
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| namespace std { | ||
| template <class T> using optional = std::experimental::optional<T>; | ||
| } | ||
|
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| namespace taranis { | ||
|
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| class LocationList { | ||
| public: | ||
| LocationList(int icon_size, std::shared_ptr<Fonts> fonts, | ||
| std::shared_ptr<Icons> icons); | ||
|
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| std::optional<Location> get_location(size_t index) const; | ||
|
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| void set_locations(const std::vector<Location> &locations); | ||
|
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| void show(); | ||
|
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| private: | ||
| static constexpr int horizontal_padding{25}; | ||
| static constexpr int vertical_padding{25}; | ||
|
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| std::vector<Location> locations; | ||
|
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| std::vector<std::string> item_names; | ||
|
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| std::shared_ptr<ifont> font; | ||
| const ibitmap *const radio_button_unchecked; | ||
| const ibitmap *const radio_button_checked; | ||
|
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| int get_item_width() const; | ||
|
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| int get_item_height() const; | ||
|
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| int get_icon_vertical_offset() const; | ||
|
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| static int handle_list_action(int action, int x, int y, int item_index, | ||
| int state); | ||
| }; | ||
| } // namespace taranis |
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