mirror of
https://github.com/OpenSpace/OpenSpace.git
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117 lines
5.0 KiB
C++
117 lines
5.0 KiB
C++
/*****************************************************************************************
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* *
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* OpenSpace *
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* *
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* Copyright (c) 2014-2025 *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
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* software and associated documentation files (the "Software"), to deal in the Software *
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* without restriction, including without limitation the rights to use, copy, modify, *
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* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
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* permit persons to whom the Software is furnished to do so, subject to the following *
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* conditions: *
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* *
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* The above copyright notice and this permission notice shall be included in all copies *
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* or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
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* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
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* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
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* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
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* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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****************************************************************************************/
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#include <openspace/rendering/dashboardtextitem.h>
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#include <openspace/documentation/documentation.h>
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#include <openspace/engine/globals.h>
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#include <ghoul/font/font.h>
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#include <ghoul/font/fontmanager.h>
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#include <ghoul/font/fontrenderer.h>
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#include <ghoul/misc/dictionary.h>
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#include <string_view>
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#include <optional>
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namespace {
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constexpr openspace::properties::Property::PropertyInfo FontNameInfo = {
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"FontName",
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"Font name",
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"This value is the name of the font that is used. It can either refer to an "
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"internal name registered previously, or it can refer to a path that is used.",
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openspace::properties::Property::Visibility::User
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};
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constexpr openspace::properties::Property::PropertyInfo FontSizeInfo = {
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"FontSize",
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"Font size",
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"This value determines the size of the font that is used to render the distance.",
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openspace::properties::Property::Visibility::User
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};
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struct [[codegen::Dictionary(DashboardTextItem)]] Parameters {
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// [[codegen::verbatim(FontNameInfo.description)]]
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std::optional<std::string> fontName;
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// [[codegen::verbatim(FontSizeInfo.description)]]
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std::optional<float> fontSize;
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};
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#include "dashboardtextitem_codegen.cpp"
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} // namespace
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namespace openspace {
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documentation::Documentation DashboardTextItem::Documentation() {
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return codegen::doc<Parameters>("dashboardtextitem");
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}
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DashboardTextItem::DashboardTextItem(const ghoul::Dictionary& dictionary)
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: DashboardItem(dictionary)
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, _fontName(FontNameInfo, "Mono")
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, _fontSize(FontSizeInfo, 10.f, 6.f, 144.f, 1.f)
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{
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const Parameters p = codegen::bake<Parameters>(dictionary);
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_fontName = p.fontName.value_or(_fontName);
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_fontName.onChange([this]() {
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_font = global::fontManager->font(_fontName, _fontSize);
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});
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addProperty(_fontName);
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_fontSize = p.fontSize.value_or(_fontSize);
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_fontSize.onChange([this]() {
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_font = global::fontManager->font(_fontName, _fontSize);
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});
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addProperty(_fontSize);
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_font = global::fontManager->font(_fontName, _fontSize);
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}
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void DashboardTextItem::render(glm::vec2& penPosition) {
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if (_buffer.empty()) {
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return;
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}
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// Go through the text in the buffer and render each line separately. We can't use the
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// multiline version for a variety of reasons, which all boil down to the fact that
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// the dashboard gets rendered top to bottom with potentially different font sizes
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std::string_view text = _buffer;
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size_t end = text.find('\n');
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while (end != std::string_view::npos) {
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// Render the current text
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penPosition.y -= _font->height();
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RenderFont(*_font, penPosition, text.substr(0, end));
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// Remove the already rendered text
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text.remove_prefix(end + 1);
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end = text.find('\n');
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}
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// There is one line left
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penPosition.y -= _font->height();
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RenderFont(*_font, penPosition, text);
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}
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} // namespace openspace
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