mpv/libvo/cocoa_common.m

714 lines
20 KiB
Objective-C

/*
* Cocoa OpenGL Backend
*
* This file is part of mplayer2.
*
* mplayer2 is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* mplayer2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with mplayer2. If not, see <http://www.gnu.org/licenses/>.
*/
#import <Cocoa/Cocoa.h>
#import <OpenGL/OpenGL.h>
#import <QuartzCore/QuartzCore.h>
#import <CoreServices/CoreServices.h> // for CGDisplayHideCursor and Gestalt
#include <dlfcn.h>
#include "cocoa_common.h"
#include "options.h"
#include "video_out.h"
#include "aspect.h"
#include "mp_fifo.h"
#include "talloc.h"
#include "input/input.h"
#include "input/keycodes.h"
#include "osx_common.h"
#include "mp_msg.h"
#ifndef NSOpenGLPFAOpenGLProfile
#define NSOpenGLPFAOpenGLProfile 99
#endif
#ifndef NSOpenGLProfileVersionLegacy
#define NSOpenGLProfileVersionLegacy 0x1000
#endif
#ifndef NSOpenGLProfileVersion3_2Core
#define NSOpenGLProfileVersion3_2Core 0x3200
#endif
#define NSLeftAlternateKeyMask (0x000020 | NSAlternateKeyMask)
#define NSRightAlternateKeyMask (0x000040 | NSAlternateKeyMask)
@interface GLMPlayerWindow : NSWindow <NSWindowDelegate>
- (BOOL) canBecomeKeyWindow;
- (BOOL) canBecomeMainWindow;
- (void) fullscreen;
- (void) mouseEvent:(NSEvent *)theEvent;
- (void) mulSize:(float)multiplier;
- (void) setContentSize:(NSSize)newSize keepCentered:(BOOL)keepCentered;
@end
@interface GLMPlayerOpenGLView : NSView
@end
struct vo_cocoa_state {
NSAutoreleasePool *pool;
GLMPlayerWindow *window;
NSOpenGLContext *glContext;
NSOpenGLPixelFormat *pixelFormat;
NSSize current_video_size;
NSSize previous_video_size;
NSRect screen_frame;
NSScreen *screen_handle;
NSArray *screen_array;
NSInteger windowed_mask;
NSInteger fullscreen_mask;
NSRect windowed_frame;
NSString *window_title;
NSInteger windowed_window_level;
NSInteger fullscreen_window_level;
int last_screensaver_update;
int display_cursor;
int cursor_timer;
int cursor_autohide_delay;
bool did_resize;
bool out_fs_resize;
};
struct vo_cocoa_state *s;
struct vo *l_vo;
// local function definitions
struct vo_cocoa_state *vo_cocoa_init_state(void);
void vo_set_level(int ontop);
void update_screen_info(void);
void resize_window(struct vo *vo);
void vo_cocoa_display_cursor(int requested_state);
void create_menu(void);
bool is_lion_or_better(void);
struct vo_cocoa_state *vo_cocoa_init_state(void)
{
struct vo_cocoa_state *s = talloc_ptrtype(NULL, s);
*s = (struct vo_cocoa_state){
.did_resize = NO,
.current_video_size = {0,0},
.previous_video_size = {0,0},
.windowed_mask = NSTitledWindowMask|NSClosableWindowMask|NSMiniaturizableWindowMask|NSResizableWindowMask,
.fullscreen_mask = NSBorderlessWindowMask,
.fullscreen_window_level = NSNormalWindowLevel + 1,
.windowed_frame = {{0,0},{0,0}},
.out_fs_resize = NO,
.display_cursor = 1,
};
return s;
}
bool vo_cocoa_gui_running(void)
{
return !!s;
}
void *vo_cocoa_glgetaddr(const char *s)
{
void *ret = NULL;
void *handle = dlopen(
"/System/Library/Frameworks/OpenGL.framework/OpenGL",
RTLD_LAZY | RTLD_LOCAL);
if (!handle)
return NULL;
ret = dlsym(handle, s);
dlclose(handle);
return ret;
}
int vo_cocoa_init(struct vo *vo)
{
s = vo_cocoa_init_state();
s->pool = [[NSAutoreleasePool alloc] init];
s->cursor_autohide_delay = vo->opts->cursor_autohide_delay;
NSApplicationLoad();
NSApp = [NSApplication sharedApplication];
[NSApp setActivationPolicy: NSApplicationActivationPolicyRegular];
return 1;
}
void vo_cocoa_uninit(struct vo *vo)
{
CGDisplayShowCursor(kCGDirectMainDisplay);
[NSApp setPresentationOptions:NSApplicationPresentationDefault];
[s->window release];
s->window = nil;
[s->glContext release];
s->glContext = nil;
[s->pool release];
s->pool = nil;
talloc_free(s);
s = nil;
}
void update_screen_info(void)
{
s->screen_array = [NSScreen screens];
if (xinerama_screen >= (int)[s->screen_array count]) {
mp_msg(MSGT_VO, MSGL_INFO, "[cocoa] Device ID %d does not exist, falling back to main device\n", xinerama_screen);
xinerama_screen = -1;
}
if (xinerama_screen < 0) { // default behaviour
if (! (s->screen_handle = [s->window screen]) )
s->screen_handle = [s->screen_array objectAtIndex:0];
} else {
s->screen_handle = [s->screen_array objectAtIndex:(xinerama_screen)];
}
s->screen_frame = [s->screen_handle frame];
}
void vo_cocoa_update_xinerama_info(struct vo *vo)
{
update_screen_info();
aspect_save_screenres(vo, s->screen_frame.size.width, s->screen_frame.size.height);
}
int vo_cocoa_change_attributes(struct vo *vo)
{
return 0;
}
void resize_window(struct vo *vo)
{
vo->dwidth = [[s->window contentView] frame].size.width;
vo->dheight = [[s->window contentView] frame].size.height;
[s->glContext update];
}
void vo_set_level(int ontop)
{
if (ontop) {
s->windowed_window_level = NSNormalWindowLevel + 1;
} else {
s->windowed_window_level = NSNormalWindowLevel;
}
if (!vo_fs)
[s->window setLevel:s->windowed_window_level];
}
void vo_cocoa_ontop(struct vo *vo)
{
struct MPOpts *opts = vo->opts;
opts->vo_ontop = !opts->vo_ontop;
vo_set_level(opts->vo_ontop);
}
int vo_cocoa_create_window(struct vo *vo, uint32_t d_width,
uint32_t d_height, uint32_t flags,
int gl3profile)
{
struct MPOpts *opts = vo->opts;
if (s->current_video_size.width > 0 || s->current_video_size.height > 0)
s->previous_video_size = s->current_video_size;
s->current_video_size = NSMakeSize(d_width, d_height);
if (!(s->window || s->glContext)) { // keep using the same window
s->window = [[GLMPlayerWindow alloc] initWithContentRect:NSMakeRect(0, 0, d_width, d_height)
styleMask:s->windowed_mask
backing:NSBackingStoreBuffered defer:NO];
GLMPlayerOpenGLView *glView = [[GLMPlayerOpenGLView alloc] initWithFrame:NSMakeRect(0, 0, 100, 100)];
int i = 0;
NSOpenGLPixelFormatAttribute attr[32];
if (is_lion_or_better()) {
attr[i++] = NSOpenGLPFAOpenGLProfile;
attr[i++] = (gl3profile ? NSOpenGLProfileVersion3_2Core : NSOpenGLProfileVersionLegacy);
} else if(gl3profile) {
mp_msg(MSGT_VO, MSGL_ERR,
"[cocoa] Invalid pixel format attribute "
"(GL3 is not supported on OSX versions prior to 10.7)\n");
return -1;
}
attr[i++] = NSOpenGLPFADoubleBuffer; // double buffered
attr[i] = (NSOpenGLPixelFormatAttribute)0;
s->pixelFormat = [[[NSOpenGLPixelFormat alloc] initWithAttributes:attr] autorelease];
if (!s->pixelFormat) {
mp_msg(MSGT_VO, MSGL_ERR,
"[cocoa] Invalid pixel format attribute "
"(GL3 not supported?)\n");
return -1;
}
s->glContext = [[NSOpenGLContext alloc] initWithFormat:s->pixelFormat shareContext:nil];
create_menu();
[s->window setContentView:glView];
[glView release];
[s->window setAcceptsMouseMovedEvents:YES];
[s->glContext setView:glView];
[s->glContext makeCurrentContext];
[NSApp setDelegate:s->window];
[s->window setDelegate:s->window];
[s->window setContentSize:s->current_video_size];
[s->window setContentAspectRatio:s->current_video_size];
[s->window center];
if (flags & VOFLAG_HIDDEN) {
[s->window orderOut:nil];
} else {
[s->window makeKeyAndOrderFront:nil];
[NSApp activateIgnoringOtherApps:YES];
}
if (flags & VOFLAG_FULLSCREEN)
vo_cocoa_fullscreen(vo);
vo_set_level(opts->vo_ontop);
} else {
if (s->current_video_size.width != s->previous_video_size.width ||
s->current_video_size.height != s->previous_video_size.height) {
if (vo_fs) {
// we will resize as soon as we get out of fullscreen
s->out_fs_resize = YES;
} else {
// only if we are not in fullscreen and the video size did change
// we actually resize the window and set a new aspect ratio
[s->window setContentSize:s->current_video_size keepCentered:YES];
[s->window setContentAspectRatio:s->current_video_size];
}
}
}
resize_window(vo);
if (s->window_title)
[s->window_title release];
s->window_title = [[NSString alloc] initWithUTF8String:vo_get_window_title(vo)];
[s->window setTitle: s->window_title];
return 0;
}
void vo_cocoa_swap_buffers()
{
[s->glContext flushBuffer];
}
void vo_cocoa_display_cursor(int requested_state)
{
if (requested_state) {
if (!vo_fs || s->cursor_autohide_delay > -2) {
s->display_cursor = requested_state;
CGDisplayShowCursor(kCGDirectMainDisplay);
}
} else {
if (s->cursor_autohide_delay != -1) {
s->display_cursor = requested_state;
CGDisplayHideCursor(kCGDirectMainDisplay);
}
}
}
int vo_cocoa_check_events(struct vo *vo)
{
NSEvent *event;
float curTime = TickCount()/60;
int msCurTime = (int) (curTime * 1000);
// automatically hide mouse cursor
if (vo_fs && s->display_cursor &&
(msCurTime - s->cursor_timer >= s->cursor_autohide_delay)) {
vo_cocoa_display_cursor(0);
s->cursor_timer = msCurTime;
}
//update activity every 30 seconds to prevent
//screensaver from starting up.
if ((int)curTime - s->last_screensaver_update >= 30 || s->last_screensaver_update == 0)
{
UpdateSystemActivity(UsrActivity);
s->last_screensaver_update = (int)curTime;
}
event = [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:nil
inMode:NSEventTrackingRunLoopMode dequeue:YES];
if (event == nil)
return 0;
l_vo = vo;
[NSApp sendEvent:event];
l_vo = nil;
if (s->did_resize) {
s->did_resize = NO;
resize_window(vo);
return VO_EVENT_RESIZE;
}
// Without SDL's bootstrap code (include SDL.h in mplayer.c),
// on Leopard, we have trouble to get the play window automatically focused
// when the app is actived. The Following code fix this problem.
if ([event type] == NSAppKitDefined
&& [event subtype] == NSApplicationActivatedEventType) {
[s->window makeMainWindow];
[s->window makeKeyAndOrderFront:nil];
}
return 0;
}
void vo_cocoa_fullscreen(struct vo *vo)
{
[s->window fullscreen];
resize_window(vo);
}
int vo_cocoa_swap_interval(int enabled)
{
[s->glContext setValues:&enabled forParameter:NSOpenGLCPSwapInterval];
return 0;
}
void *vo_cocoa_cgl_context(void)
{
return [s->glContext CGLContextObj];
}
void *vo_cocoa_cgl_pixel_format(void)
{
return CGLGetPixelFormat(vo_cocoa_cgl_context());
}
int vo_cocoa_cgl_color_size(void)
{
GLint value;
CGLDescribePixelFormat(vo_cocoa_cgl_pixel_format(), 0,
kCGLPFAColorSize, &value);
switch (value) {
case 32:
case 24:
return 8;
case 16:
return 5;
}
return 8;
}
void create_menu()
{
NSMenu *menu;
NSMenuItem *menuItem;
menu = [[NSMenu new] autorelease];
menuItem = [[NSMenuItem new] autorelease];
[menu addItem: menuItem];
[NSApp setMainMenu: menu];
menu = [[NSMenu alloc] initWithTitle:@"Movie"];
menuItem = [[NSMenuItem alloc] initWithTitle:@"Half Size" action:@selector(halfSize) keyEquivalent:@"0"]; [menu addItem:menuItem];
menuItem = [[NSMenuItem alloc] initWithTitle:@"Normal Size" action:@selector(normalSize) keyEquivalent:@"1"]; [menu addItem:menuItem];
menuItem = [[NSMenuItem alloc] initWithTitle:@"Double Size" action:@selector(doubleSize) keyEquivalent:@"2"]; [menu addItem:menuItem];
menuItem = [[NSMenuItem alloc] initWithTitle:@"Movie" action:nil keyEquivalent:@""];
[menuItem setSubmenu:menu];
[[NSApp mainMenu] addItem:menuItem];
[menu release];
[menuItem release];
}
bool is_lion_or_better(void)
{
SInt32 major, minor;
Gestalt(gestaltSystemVersionMajor, &major);
Gestalt(gestaltSystemVersionMinor, &minor);
if(major >= 10 && minor >= 7)
return YES;
else
return NO;
}
@implementation GLMPlayerWindow
- (void) windowDidResize:(NSNotification *) notification
{
if (l_vo)
s->did_resize = YES;
}
- (void) fullscreen
{
if (!vo_fs) {
update_screen_info();
[NSApp setPresentationOptions:NSApplicationPresentationHideDock|NSApplicationPresentationHideMenuBar];
s->windowed_frame = [self frame];
[self setHasShadow:NO];
[self setStyleMask:s->fullscreen_mask];
[self setFrame:s->screen_frame display:YES animate:NO];
[self setLevel:s->fullscreen_window_level];
vo_fs = VO_TRUE;
vo_cocoa_display_cursor(0);
[self setMovableByWindowBackground: NO];
} else {
[NSApp setPresentationOptions:NSApplicationPresentationDefault];
[self setHasShadow:YES];
[self setStyleMask:s->windowed_mask];
[self setTitle:s->window_title];
[self setFrame:s->windowed_frame display:YES animate:NO];
if (s->out_fs_resize) {
[self setContentSize:s->current_video_size keepCentered:YES];
s->out_fs_resize = NO;
}
[self setContentAspectRatio:s->current_video_size];
[self setLevel:s->windowed_window_level];
vo_fs = VO_FALSE;
vo_cocoa_display_cursor(1);
[self setMovableByWindowBackground: YES];
}
}
- (BOOL) canBecomeMainWindow { return YES; }
- (BOOL) canBecomeKeyWindow { return YES; }
- (BOOL) acceptsFirstResponder { return YES; }
- (BOOL) becomeFirstResponder { return YES; }
- (BOOL) resignFirstResponder { return YES; }
- (BOOL) windowShouldClose:(id)sender
{
mplayer_put_key(l_vo->key_fifo, KEY_CLOSE_WIN);
// We have to wait for MPlayer to handle this,
// otherwise we are in trouble if the
// KEY_CLOSE_WIN handler is disabled
return NO;
}
- (BOOL) isMovableByWindowBackground
{
// this is only valid as a starting value. it will be rewritten in the -fullscreen method.
return !vo_fs;
}
- (void) handleQuitEvent:(NSAppleEventDescriptor*)e withReplyEvent:(NSAppleEventDescriptor*)r
{
mplayer_put_key(l_vo->key_fifo, KEY_CLOSE_WIN);
}
- (void) keyDown:(NSEvent *)theEvent
{
unsigned char charcode;
if (([theEvent modifierFlags] & NSRightAlternateKeyMask) == NSRightAlternateKeyMask)
charcode = *[[theEvent characters] UTF8String];
else
charcode = [[theEvent charactersIgnoringModifiers] characterAtIndex:0];
int key = convert_key([theEvent keyCode], charcode);
if (key > -1) {
if ([theEvent modifierFlags] & NSShiftKeyMask)
key |= KEY_MODIFIER_SHIFT;
if ([theEvent modifierFlags] & NSControlKeyMask)
key |= KEY_MODIFIER_CTRL;
if (([theEvent modifierFlags] & NSLeftAlternateKeyMask) == NSLeftAlternateKeyMask)
key |= KEY_MODIFIER_ALT;
if ([theEvent modifierFlags] & NSCommandKeyMask)
key |= KEY_MODIFIER_META;
mplayer_put_key(l_vo->key_fifo, key);
}
}
- (void) mouseMoved: (NSEvent *) theEvent
{
if (vo_fs)
vo_cocoa_display_cursor(1);
}
- (void) mouseDragged:(NSEvent *)theEvent
{
[self mouseEvent: theEvent];
}
- (void) mouseDown:(NSEvent *)theEvent
{
[self mouseEvent: theEvent];
}
- (void) mouseUp:(NSEvent *)theEvent
{
[self mouseEvent: theEvent];
}
- (void) rightMouseDown:(NSEvent *)theEvent
{
[self mouseEvent: theEvent];
}
- (void) rightMouseUp:(NSEvent *)theEvent
{
[self mouseEvent: theEvent];
}
- (void) otherMouseDown:(NSEvent *)theEvent
{
[self mouseEvent: theEvent];
}
- (void) otherMouseUp:(NSEvent *)theEvent
{
[self mouseEvent: theEvent];
}
- (void) scrollWheel:(NSEvent *)theEvent
{
if ([theEvent deltaY] > 0)
mplayer_put_key(l_vo->key_fifo, MOUSE_BTN3);
else
mplayer_put_key(l_vo->key_fifo, MOUSE_BTN4);
}
- (void) mouseEvent:(NSEvent *)theEvent
{
if ([theEvent buttonNumber] >= 0 && [theEvent buttonNumber] <= 9) {
int buttonNumber = [theEvent buttonNumber];
// Fix to mplayer defined button order: left, middle, right
if (buttonNumber == 1) buttonNumber = 2;
else if (buttonNumber == 2) buttonNumber = 1;
switch ([theEvent type]) {
case NSLeftMouseDown:
case NSRightMouseDown:
case NSOtherMouseDown:
mplayer_put_key(l_vo->key_fifo, (MOUSE_BTN0 + buttonNumber) | MP_KEY_DOWN);
// Looks like Cocoa doesn't create MouseUp events when we are
// doing the second click in a double click. Put in the key_fifo
// the key that would be put from the MouseUp handling code.
if([theEvent clickCount] == 2)
mplayer_put_key(l_vo->key_fifo, MOUSE_BTN0 + buttonNumber);
break;
case NSLeftMouseUp:
case NSRightMouseUp:
case NSOtherMouseUp:
mplayer_put_key(l_vo->key_fifo, MOUSE_BTN0 + buttonNumber);
break;
}
}
}
- (void) applicationWillBecomeActive:(NSNotification *)aNotification
{
if (vo_fs) {
[s->window makeKeyAndOrderFront:s->window];
[s->window setLevel:s->fullscreen_window_level];
[NSApp setPresentationOptions:NSApplicationPresentationHideDock|
NSApplicationPresentationHideMenuBar];
}
}
- (void) applicationWillResignActive:(NSNotification *)aNotification
{
if (vo_fs) {
[NSApp setPresentationOptions:NSApplicationPresentationDefault];
[s->window setLevel:s->windowed_window_level];
[s->window orderBack:s->window];
}
}
- (void) applicationDidFinishLaunching:(NSNotification*)notification
{
// Install an event handler so the Quit menu entry works
// The proper way using NSApp setDelegate: and
// applicationShouldTerminate: does not work,
// probably NSApplication never installs its handler.
[[NSAppleEventManager sharedAppleEventManager]
setEventHandler:self
andSelector:@selector(handleQuitEvent:withReplyEvent:)
forEventClass:kCoreEventClass
andEventID:kAEQuitApplication];
}
- (void) normalSize
{
if (!vo_fs)
[self setContentSize:s->current_video_size keepCentered:YES];
}
- (void) halfSize { [self mulSize:0.5f];}
- (void) doubleSize { [self mulSize:2.0f];}
- (void) mulSize:(float)multiplier
{
if (!vo_fs) {
NSSize size = [[self contentView] frame].size;
size.width = s->current_video_size.width * (multiplier);
size.height = s->current_video_size.height * (multiplier);
[self setContentSize:size keepCentered:YES];
}
}
- (void) setContentSize:(NSSize)ns keepCentered:(BOOL)keepCentered
{
if (keepCentered) {
NSRect nf = [self frame];
NSRect vf = [[self screen] visibleFrame];
int title_height = nf.size.height - [[self contentView] bounds].size.height;
double ratio = (double)ns.width / (double)ns.height;
// clip the new size to the visibleFrame's size if needed
if (ns.width > vf.size.width || ns.height + title_height > vf.size.height) {
ns = vf.size;
ns.height -= title_height; // make space for the title bar
if (ns.width > ns.height) {
ns.height = ((double)ns.width * 1/ratio + 0.5);
} else {
ns.width = ((double)ns.height * ratio + 0.5);
}
}
int dw = nf.size.width - ns.width;
int dh = nf.size.height - ns.height - title_height;
nf.origin.x += dw / 2;
nf.origin.y += dh / 2;
[self setFrame: NSMakeRect(nf.origin.x, nf.origin.y, ns.width, ns.height + title_height) display:YES animate:NO];
} else {
[self setContentSize:ns];
}
}
@end
@implementation GLMPlayerOpenGLView
- (void) drawRect: (NSRect)rect
{
[[NSColor clearColor] set];
NSRectFill([self bounds]);
}
@end