kotatogram/lib_ui
1
0
Fork 0
Code Issues Activity

Allow larger scales on high-dpi screens.

Browse source
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
Show stats Download patch file Download diff file Expand all files Collapse all files

12
ui/style/style_core_scale.cpp
View file

@ -34,4 +34,16 @@ void SetScale(int scale) {
ScaleValue = 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 } // namespace style

8
ui/style/style_core_scale.h
View file

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