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/*
* This file is part of mpv.
*
* mpv is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* mpv is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
*/
import Cocoa
typealias swift_wakeup_cb_fn = (@convention(c) (UnsafeMutableRawPointer?) -> Void)?
class MPVHelper {
var log: LogHelper
var vo: UnsafeMutablePointer<vo>
var optsCachePtr: UnsafeMutablePointer<m_config_cache>
var optsPtr: UnsafeMutablePointer<mp_vo_opts>
var macOptsCachePtr: UnsafeMutablePointer<m_config_cache>
var macOptsPtr: UnsafeMutablePointer<macos_opts>
// these computed properties return a local copy of the struct accessed:
// - don't use if you rely on the pointers
// - only for reading
var vout: vo { get { return vo.pointee } }
var optsCache: m_config_cache { get { return optsCachePtr.pointee } }
var opts: mp_vo_opts { get { return optsPtr.pointee } }
var macOptsCache: m_config_cache { get { return macOptsCachePtr.pointee } }
var macOpts: macos_opts { get { return macOptsPtr.pointee } }
var input: OpaquePointer { get { return vout.input_ctx } }
init(_ vo: UnsafeMutablePointer<vo>, _ log: LogHelper) {
self.vo = vo
self.log = log
guard let app = NSApp as? Application,
let cache = m_config_cache_alloc(vo, vo.pointee.global, app.getVoSubConf()) else
{
log.sendError("NSApp couldn't be retrieved")
exit(1)
}
optsCachePtr = cache
optsPtr = UnsafeMutablePointer<mp_vo_opts>(OpaquePointer(cache.pointee.opts))
guard let macCache = m_config_cache_alloc(vo,
vo.pointee.global,
app.getMacOSConf()) else
{
// will never be hit, mp_get_config_group asserts for invalid groups
exit(1)
}
macOptsCachePtr = macCache
macOptsPtr = UnsafeMutablePointer<macos_opts>(OpaquePointer(macCache.pointee.opts))
}
func canBeDraggedAt(_ pos: NSPoint) -> Bool {
let canDrag = !mp_input_test_dragging(input, Int32(pos.x), Int32(pos.y))
return canDrag
}
func mouseEnabled() -> Bool {
return mp_input_mouse_enabled(input)
}
func setMousePosition(_ pos: NSPoint) {
mp_input_set_mouse_pos(input, Int32(pos.x), Int32(pos.y))
}
func putAxis(_ mpkey: Int32, delta: Double) {
mp_input_put_wheel(input, mpkey, delta)
}
func nextChangedOption(property: inout UnsafeMutableRawPointer?) -> Bool {
return m_config_cache_get_next_changed(optsCachePtr, &property)
}
func setOption(fullscreen: Bool) {
optsPtr.pointee.fullscreen = fullscreen
m_config_cache_write_opt(optsCachePtr, UnsafeMutableRawPointer(&optsPtr.pointee.fullscreen))
}
func setOption(minimized: Bool) {
optsPtr.pointee.window_minimized = Int32(minimized)
m_config_cache_write_opt(optsCachePtr, UnsafeMutableRawPointer(&optsPtr.pointee.window_minimized))
}
func setOption(maximized: Bool) {
optsPtr.pointee.window_maximized = Int32(maximized)
m_config_cache_write_opt(optsCachePtr, UnsafeMutableRawPointer(&optsPtr.pointee.window_maximized))
}
func setMacOptionCallback(_ callback: swift_wakeup_cb_fn, context object: AnyObject) {
m_config_cache_set_wakeup_cb(macOptsCachePtr, callback, MPVHelper.bridge(obj: object))
}
func nextChangedMacOption(property: inout UnsafeMutableRawPointer?) -> Bool {
return m_config_cache_get_next_changed(macOptsCachePtr, &property)
}
func command(_ cmd: String) {
let cCmd = UnsafePointer<Int8>(strdup(cmd))
let mpvCmd = mp_input_parse_cmd(input, bstr0(cCmd), "")
mp_input_queue_cmd(input, mpvCmd)
free(UnsafeMutablePointer(mutating: cCmd))
}
// (__bridge void*)
class func bridge<T: AnyObject>(obj: T) -> UnsafeMutableRawPointer {
return UnsafeMutableRawPointer(Unmanaged.passUnretained(obj).toOpaque())
}
// (__bridge T*)
class func bridge<T: AnyObject>(ptr: UnsafeRawPointer) -> T {
return Unmanaged<T>.fromOpaque(ptr).takeUnretainedValue()
}
}
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