mirror of
https://github.com/BernardoGiordano/Checkpoint
synced 2024-11-15 06:07:06 +00:00
131 lines
No EOL
3.5 KiB
C++
131 lines
No EOL
3.5 KiB
C++
/*
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* This file is part of Checkpoint
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* Copyright (C) 2017-2018 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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*
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* Additional Terms 7.b and 7.c of GPLv3 apply to this file:
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* * Requiring preservation of specified reasonable legal notices or
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* author attributions in that material or in the Appropriate Legal
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* Notices displayed by works containing it.
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* * Prohibiting misrepresentation of the origin of that material,
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* or requiring that modified versions of such material be marked in
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* reasonable ways as different from the original version.
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*/
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#include "scrollable.hpp"
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std::string Scrollable::cellName(size_t index)
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{
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return mCells.at(index)->text();
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}
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Scrollable::Scrollable(u32 _x, u32 _y, u32 _w, u32 _h, size_t _visibleEntries)
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{
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mx = _x;
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my = _y;
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mw = _w;
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mh = _h;
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mVisibleEntries = _visibleEntries;
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mIndex = 0;
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mPage = 0;
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}
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Scrollable::~Scrollable(void)
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{
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flush();
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}
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void Scrollable::push_back(color_t color, color_t colorMessage, const std::string& message)
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{
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static const float spacing = mh / mVisibleEntries;
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Clickable* cell = new Clickable(mx, my + (size() % mVisibleEntries)*spacing, mw, spacing, color, colorMessage, message, false);
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mCells.push_back(cell);
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}
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void Scrollable::flush(void)
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{
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for (size_t i = 0, sz = size(); i < sz; i++)
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{
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delete mCells[i];
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}
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mCells.clear();
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}
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size_t Scrollable::size(void)
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{
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return mCells.size();
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}
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int Scrollable::page(void)
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{
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return mPage;
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}
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size_t Scrollable::maxVisibleEntries(void)
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{
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return (size() - mPage*mVisibleEntries) > mVisibleEntries ? mVisibleEntries : size() - mPage*mVisibleEntries;
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}
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size_t Scrollable::index(void)
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{
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return mIndex + mPage*mVisibleEntries;
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}
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void Scrollable::invertCellColors(size_t i)
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{
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if (i < size())
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{
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mCells.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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mIndex = 0;
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mPage = 0;
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}
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void Scrollable::index(size_t i)
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{
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mPage = i / mVisibleEntries;
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mIndex = i - mPage * mVisibleEntries;
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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, 0);
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const size_t maxentries = maxVisibleEntries();
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const size_t maxpages = (size() % mVisibleEntries == 0) ? size() / mVisibleEntries : size() / mVisibleEntries + 1;
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const u32 hu = maxentries * mh / mVisibleEntries;
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if (hidKeysHeld(CONTROLLER_P1_AUTO) & KEY_TOUCH && touch.py > my && touch.py < my+hu && touch.px > mx && touch.px < mx+mw)
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{
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mIndex = (size_t)((touch.py - my)*mVisibleEntries/mh);
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}
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hid::index(mIndex, mPage, maxpages, maxentries, mVisibleEntries, 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 = mVisibleEntries*mPage;
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const size_t sz = size() - baseIndex > mVisibleEntries ? mVisibleEntries : size() - baseIndex;
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for (size_t i = baseIndex; i < baseIndex + sz; i++)
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{
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mCells.at(i)->draw(font14, 24);
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}
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} |