Added support for automatic theme aspect ratio detection.

This commit is contained in:
Leon Styhre 2022-11-01 17:08:51 +01:00
parent 0d7468e9b4
commit 98d9ce42d2
2 changed files with 42 additions and 0 deletions

View file

@ -57,6 +57,7 @@ std::vector<std::string> ThemeData::sLegacyElements {
{"maxLogoCount"}};
std::vector<std::pair<std::string, std::string>> ThemeData::sSupportedAspectRatios {
{"automatic", "automatic"},
{"16:9", "16:9"},
{"16:9_vertical", "16:9 vertical"},
{"16:10", "16:10"},
@ -72,6 +73,22 @@ std::vector<std::pair<std::string, std::string>> ThemeData::sSupportedAspectRati
{"32:9", "32:0"},
{"32:9_vertical", "32:9 vertical"}};
std::map<std::string, float> ThemeData::sAspectRatioMap {
{"16:9", 1.7777f},
{"16:9_vertical", 0.5625f},
{"16:10", 1.6f},
{"16:10_vertical", 0.625f},
{"3:2", 1.5f},
{"3:2_vertical", 0.6667f},
{"4:3", 1.3333f},
{"4:3_vertical", 0.75f},
{"5:4", 1.25f},
{"5:4_vertical", 0.8f},
{"21:9", 2.3703f},
{"21:9_vertical", 0.4219f},
{"32:9", 3.5555f},
{"32:9_vertical", 0.2813f}};
std::map<std::string, std::map<std::string, std::string>> ThemeData::sPropertyAttributeMap
// The data type is defined by the parent property.
{
@ -490,6 +507,27 @@ void ThemeData::loadFile(const std::map<std::string, std::string>& sysDataMap,
mSelectedAspectRatio = Settings::getInstance()->getString("ThemeAspectRatio");
else
mSelectedAspectRatio = mCurrentThemeSet->second.capabilities.aspectRatios.front();
if (mSelectedAspectRatio == "automatic") {
// Auto-detect the closest aspect ratio based on what's available in the theme set.
mSelectedAspectRatio = "16:9";
const float screenAspectRatio {Renderer::getScreenAspectRatio()};
float diff {std::fabs(sAspectRatioMap["16:9"] - screenAspectRatio)};
for (auto& aspectRatio : mCurrentThemeSet->second.capabilities.aspectRatios) {
if (aspectRatio == "automatic")
continue;
if (sAspectRatioMap.find(aspectRatio) != sAspectRatioMap.end()) {
const float newDiff {
std::fabs(sAspectRatioMap[aspectRatio] - screenAspectRatio)};
if (newDiff < diff) {
diff = newDiff;
mSelectedAspectRatio = aspectRatio;
}
}
}
}
}
}
@ -948,6 +986,9 @@ ThemeData::ThemeCapability ThemeData::parseThemeCapabilities(const std::string&
// Add the aspect ratios in the order they are defined in sSupportedAspectRatios so they
// always show up in the same order in the UI Settings menu.
if (!aspectRatiosTemp.empty()) {
// Add the "automatic" aspect ratio if there is more than one entry.
if (aspectRatiosTemp.size() > 1)
capabilities.aspectRatios.emplace_back(sSupportedAspectRatios.front().first);
for (auto& aspectRatio : sSupportedAspectRatios) {
if (std::find(aspectRatiosTemp.cbegin(), aspectRatiosTemp.cend(), aspectRatio.first) !=
aspectRatiosTemp.cend()) {

View file

@ -277,6 +277,7 @@ private:
static std::vector<std::string> sLegacySupportedFeatures;
static std::vector<std::string> sLegacyElements;
static std::vector<std::pair<std::string, std::string>> sSupportedAspectRatios;
static std::map<std::string, float> sAspectRatioMap;
static std::map<std::string, std::map<std::string, std::string>> sPropertyAttributeMap;
static std::map<std::string, std::map<std::string, ElementPropertyType>> sElementMap;