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apprt/gtk: handle surface scale changes

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This commit is contained in:
Vlad Pănăzan
2023-10-27 23:26:21 +02:00
parent 8822077a10
commit ffaa7e11e2
1 changed files with 13 additions and 4 deletions
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17
src/apprt/gtk/Surface.zig
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@ -354,10 +354,12 @@ pub fn shouldClose(self: *const Surface) bool {
}
pub fn getContentScale(self: *const Surface) !apprt.ContentScale {
_ = self;
const monitor = glfw.Monitor.getPrimary() orelse return error.NoMonitor;
const scale = monitor.getContentScale();
return apprt.ContentScale{ .x = scale.x_scale, .y = scale.y_scale };
const window_scale: f32 = scale: {
const window = @as(*c.GtkNative, @ptrCast(self.window.window));
const gdk_surface = c.gtk_native_get_surface(window);
break :scale @floatCast(c.gdk_surface_get_scale(gdk_surface));
};
return apprt.ContentScale{ .x = window_scale, .y = window_scale };
}
pub fn getSize(self: *const Surface) !apprt.SurfaceSize {
@ -625,6 +627,13 @@ fn gtkResize(area: *c.GtkGLArea, width: c.gint, height: c.gint, ud: ?*anyopaque)
.height = @intCast(height),
};
if (self.getContentScale()) |scale| {
self.core_surface.contentScaleCallback(scale) catch |err| {
log.err("error in content scale callback err={}", .{err});
return;
};
} else |_|{}
// Call the primary callback.
if (self.realized) {
self.core_surface.sizeCallback(self.size) catch |err| {