89 lines
3.2 KiB
C++
89 lines
3.2 KiB
C++
/*
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*
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* Copyright (c) Souldbminer, Lightos_ and Horizon OC Contributors
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* 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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*/
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#include "info_gui.h"
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#include "ult_ext.h"
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#include <sstream>
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InfoGui::InfoGui(std::string title, std::vector<std::string> strings)
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: m_title(std::move(title)), m_strings(std::move(strings)) {}
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static constexpr s32 TEXT_SIZE = 16;
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static constexpr s32 LINE_H = 22;
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static constexpr s32 PARA_GAP = 10;
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static constexpr s32 MARGIN_L = 20;
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static constexpr s32 MARGIN_R = 35;
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static std::vector<std::string> wrapText(const std::string& text, s32 maxWidth)
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{
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constexpr float CHAR_W = 10.0f;
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// Preserve leading whitespace as an indent prefix for wrapped continuation lines.
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std::string indent;
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for (char c : text) {
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if (c == ' ') indent += ' ';
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else break;
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}
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std::vector<std::string> lines;
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std::istringstream ss(text);
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std::string word, line = indent; // seed with indent so first word inherits it
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bool first = true;
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while (ss >> word) {
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std::string candidate = (first && !indent.empty()) ? indent + word
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: line.empty() ? word
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: line + " " + word;
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first = false;
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if (static_cast<s32>(candidate.size() * CHAR_W) <= maxWidth)
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line = std::move(candidate);
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else {
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if (!line.empty() && line != indent) lines.push_back(line);
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line = indent + word;
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}
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}
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if (!line.empty() && line != indent) lines.push_back(line);
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if (lines.empty()) lines.emplace_back("");
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return lines;
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}
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void InfoGui::listUI()
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{
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this->listElement->addItem(new tsl::elm::CategoryHeader(m_title));
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const s32 maxWidth = tsl::cfg::FramebufferWidth - MARGIN_L - MARGIN_R;
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for (const auto& para : m_strings) {
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for (const auto& lineText : wrapText(para, maxWidth)) {
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auto* d = new FocusableDrawer(
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[lineText](tsl::gfx::Renderer* r, s32 x, s32 y, s32 w, s32 h) {
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r->drawString((lineText + "\n").c_str(), false,
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x + MARGIN_L, y + LINE_H - 5,
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TEXT_SIZE, tsl::style::color::ColorText);
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});
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d->setBoundaries(0, 0, tsl::cfg::FramebufferWidth, LINE_H);
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this->listElement->addItem(d, LINE_H);
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}
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// paragraph gap
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auto* gap = new tsl::elm::CustomDrawer(
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[](tsl::gfx::Renderer*, s32, s32, s32, s32) {});
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gap->setBoundaries(0, 0, tsl::cfg::FramebufferWidth, PARA_GAP);
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this->listElement->addItem(gap, PARA_GAP);
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}
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}
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