mirror of
https://github.com/BernardoGiordano/Checkpoint
synced 2024-12-13 18:32:27 +00:00
105 lines
No EOL
2.6 KiB
C++
105 lines
No EOL
2.6 KiB
C++
/* This file is part of Checkpoint
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> Copyright (C) 2017 Bernardo Giordano
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>
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> This program is free software: you can redistribute it and/or modify
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> it under the terms of the GNU General Public License as published by
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> the Free Software Foundation, either version 3 of the License, or
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> (at your option) any later version.
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>
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> This program is distributed in the hope that it will be useful,
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> but WITHOUT ANY WARRANTY; without even the implied warranty of
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> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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> GNU General Public License for more details.
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>
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> You should have received a copy of the GNU General Public License
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> along with this program. If not, see <http://www.gnu.org/licenses/>.
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> See LICENSE for information.
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*/
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#include "scrollable.h"
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static std::vector<Clickable> cells;
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std::string getPathFromCell(size_t index)
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{
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return cells.at(index).getMessage();
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}
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Scrollable::Scrollable(int _x, int _y, u32 _w, u32 _h, size_t _visibleEntries)
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{
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x = _x;
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y = _y;
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w = _w;
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h = _h;
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visibleEntries = _visibleEntries;
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index = 0;
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page = 0;
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}
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void Scrollable::addCell(u32 color, u32 colorMessage, std::string message)
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{
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static const float spacing = h / visibleEntries;
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Clickable cell(x, y + (getCount() % visibleEntries)*spacing, w, spacing, color, colorMessage, message, false);
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cells.push_back(cell);
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}
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void Scrollable::flush(void)
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{
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cells.clear();
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}
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size_t Scrollable::getCount(void)
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{
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return cells.size();
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}
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size_t Scrollable::getIndex(void)
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{
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return index + page*visibleEntries;
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}
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void Scrollable::invertCellColors(size_t i)
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{
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if (i < cells.size())
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{
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cells.at(i).invertColors();
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}
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}
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void Scrollable::resetIndex(void)
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{
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index = 0;
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page = 0;
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}
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void Scrollable::updateSelection(void)
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{
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touchPosition touch;
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hidTouchRead(&touch);
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const size_t maxentries = (cells.size() - page*visibleEntries) > visibleEntries ? visibleEntries : cells.size() - page*visibleEntries;
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const size_t maxpages = (cells.size() % visibleEntries == 0) ? cells.size() / visibleEntries : cells.size() / visibleEntries + 1;
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const u32 hu = maxentries * h / visibleEntries;
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if (hidKeysHeld() & KEY_TOUCH && touch.py > y && touch.py < y+hu && touch.px > x && touch.px < x+w)
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{
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index = (size_t)((touch.py - y)*visibleEntries/h);
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}
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calculateIndex(index, page, maxpages, maxentries, visibleEntries, 1);
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}
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void Scrollable::draw(void)
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{
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const size_t baseIndex = visibleEntries*page;
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const size_t sz = cells.size() - baseIndex > visibleEntries ? visibleEntries : cells.size() - baseIndex;
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for (size_t i = baseIndex; i < baseIndex + sz; i++)
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{
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cells.at(i).drawStatic();
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}
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}
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size_t getCellsCount(void)
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{
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return cells.size();
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} |