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支持通过环境变量控制 UI 缩放比例 (#4521)

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This commit is contained in:
Glavo
2025-09-29 16:51:57 +08:00
committed by GitHub
parent 7e8a6679cc
commit 168c4ac708
1 changed files with 66 additions and 15 deletions
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81
HMCL/src/main/java/org/jackhuang/hmcl/EntryPoint.java
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@@ -46,21 +46,7 @@ public final class EntryPoint {
createHMCLDirectories();
LOG.start(Metadata.HMCL_CURRENT_DIRECTORY.resolve("logs"));
if ("true".equalsIgnoreCase(System.getenv("HMCL_FORCE_GPU")))
System.getProperties().putIfAbsent("prism.forceGPU", "true");
String animationFrameRate = System.getenv("HMCL_ANIMATION_FRAME_RATE");
if (animationFrameRate != null) {
try {
if (Integer.parseInt(animationFrameRate) <= 0)
throw new NumberFormatException(animationFrameRate);
System.getProperties().putIfAbsent("javafx.animation.pulse", animationFrameRate);
} catch (NumberFormatException e) {
LOG.warning("Invalid animation frame rate: " + animationFrameRate);
}
}
setupJavaFXVMOptions();
checkDirectoryPath();
if (OperatingSystem.CURRENT_OS == OperatingSystem.MACOS)
@@ -80,6 +66,71 @@ public final class EntryPoint {
System.exit(exitCode);
}
private static void setupJavaFXVMOptions() {
if ("true".equalsIgnoreCase(System.getenv("HMCL_FORCE_GPU"))) {
LOG.info("HMCL_FORCE_GPU: true");
System.getProperties().putIfAbsent("prism.forceGPU", "true");
}
String animationFrameRate = System.getenv("HMCL_ANIMATION_FRAME_RATE");
if (animationFrameRate != null) {
LOG.info("HMCL_ANIMATION_FRAME_RATE: " + animationFrameRate);
try {
if (Integer.parseInt(animationFrameRate) <= 0)
throw new NumberFormatException(animationFrameRate);
System.getProperties().putIfAbsent("javafx.animation.pulse", animationFrameRate);
} catch (NumberFormatException e) {
LOG.warning("Invalid animation frame rate: " + animationFrameRate);
}
}
String uiScale = System.getProperty("hmcl.uiScale", System.getenv("HMCL_UI_SCALE"));
if (uiScale != null) {
uiScale = uiScale.trim();
LOG.info("HMCL_UI_SCALE: " + uiScale);
try {
float scaleValue;
if (uiScale.endsWith("%")) {
scaleValue = Integer.parseInt(uiScale.substring(0, uiScale.length() - 1)) / 100.0f;
} else if (uiScale.endsWith("dpi") || uiScale.endsWith("DPI")) {
scaleValue = Integer.parseInt(uiScale.substring(0, uiScale.length() - 3)) / 96.0f;
} else {
scaleValue = Float.parseFloat(uiScale);
}
float lowerBound;
float upperBound;
if (OperatingSystem.CURRENT_OS == OperatingSystem.WINDOWS) {
// JavaFX behavior may be abnormal when the DPI scaling factor is too high
lowerBound = 0.25f;
upperBound = 4f;
} else {
lowerBound = 0.01f;
upperBound = 10f;
}
if (scaleValue >= lowerBound && scaleValue <= upperBound) {
if (OperatingSystem.CURRENT_OS == OperatingSystem.WINDOWS) {
System.getProperties().putIfAbsent("glass.win.uiScale", uiScale);
} else if (OperatingSystem.CURRENT_OS == OperatingSystem.MACOS) {
LOG.warning("macOS does not support setting UI scale, so it will be ignored");
} else {
System.getProperties().putIfAbsent("glass.gtk.uiScale", uiScale);
}
} else {
LOG.warning("UI scale out of range: " + uiScale);
}
} catch (Throwable e) {
LOG.warning("Invalid UI scale: " + uiScale);
}
}
}
private static void createHMCLDirectories() {
if (!Files.isDirectory(Metadata.HMCL_CURRENT_DIRECTORY)) {
try {