kotatogram/lib_ui
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Allow larger scales on high-dpi screens.

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This commit is contained in:
John Preston 2023-03-15 17:17:15 +04:00
parent dec1cd8cea
commit bcb56492c4
2 changed files with 15 additions and 5 deletions
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12
ui/style/style_core_scale.cpp
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@ -34,4 +34,16 @@ void SetScale(int scale) {
ScaleValue = scale;
}
int MaxScaleForRatio(int ratio) {
Expects(ratio > 0);
return std::max(kScaleMax / ratio, kScaleAlwaysAllowMax);
}
int CheckScale(int scale) {
return (scale == kScaleAuto)
? kScaleAuto
: std::clamp(scale, kScaleMin, MaxScaleForRatio(DevicePixelRatio()));
}
} // namespace style

8
ui/style/style_core_scale.h
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@ -19,6 +19,7 @@ inline constexpr auto kScaleAuto = 0;
inline constexpr auto kScaleMin = 50;
inline constexpr auto kScaleDefault = 100;
inline constexpr auto kScaleMax = 300;
inline constexpr auto kScaleAlwaysAllowMax = 200;
[[nodiscard]] int DevicePixelRatio();
void SetDevicePixelRatio(int ratio);
@ -26,11 +27,8 @@ void SetDevicePixelRatio(int ratio);
[[nodiscard]] int Scale();
void SetScale(int scale);
[[nodiscard]] inline int CheckScale(int scale) {
return (scale == kScaleAuto)
? kScaleAuto
: std::clamp(scale, kScaleMin, kScaleMax / DevicePixelRatio());
}
[[nodiscard]] int MaxScaleForRatio(int ratio);
[[nodiscard]] int CheckScale(int scale);
template <typename T>
[[nodiscard]] inline T ConvertScale(T value, int scale) {