Automated merge

1 files changed, 686 insertions, 0 deletions

diff --git a/indra/llwindow/llopenglview-objc.mm b/indra/llwindow/llopenglview-objc.mm
new file mode 100644
index 0000000000..5f34d03c35
--- /dev/null
+++ b/indra/llwindow/llopenglview-objc.mm
@@ -0,0 +1,686 @@
+/**
+ * @file llopenglview-objc.mm
+ * @brief Class implementation for most of the Mac facing window functionality.
+ *
+ * $LicenseInfo:firstyear=2000&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2010, Linden Research, Inc.
+ *
+ * This library 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;
+ * version 2.1 of the License only.
+ *
+ * This library 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 this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
+ * $/LicenseInfo$
+ */
+
+#import "llopenglview-objc.h"
+#include "llwindowmacosx-objc.h"
+#import "llappdelegate-objc.h"
+
+@implementation NSScreen (PointConversion)
+
++ (NSScreen *)currentScreenForMouseLocation
+{
+    NSPoint mouseLocation = [NSEvent mouseLocation];
+    
+    NSEnumerator *screenEnumerator = [[NSScreen screens] objectEnumerator];
+    NSScreen *screen;
+    while ((screen = [screenEnumerator nextObject]) && !NSMouseInRect(mouseLocation, screen.frame, NO))
+        ;
+    
+    return screen;
+}
+
+- (NSPoint)convertPointToScreenCoordinates:(NSPoint)aPoint
+{
+    float normalizedX = fabs(fabs(self.frame.origin.x) - fabs(aPoint.x));
+    float normalizedY = aPoint.y - self.frame.origin.y;
+    
+    return NSMakePoint(normalizedX, normalizedY);
+}
+
+- (NSPoint)flipPoint:(NSPoint)aPoint
+{
+    return NSMakePoint(aPoint.x, self.frame.size.height - aPoint.y);
+}
+
+@end
+
+attributedStringInfo getSegments(NSAttributedString *str)
+{
+	attributedStringInfo segments;
+	segment_lengths seg_lengths;
+	segment_standouts seg_standouts;
+	NSRange effectiveRange;
+	NSRange limitRange = NSMakeRange(0, [str length]);
+    
+	while (limitRange.length > 0) {
+		NSNumber *attr = [str attribute:NSUnderlineStyleAttributeName atIndex:limitRange.location longestEffectiveRange:&effectiveRange inRange:limitRange];
+		limitRange = NSMakeRange(NSMaxRange(effectiveRange), NSMaxRange(limitRange) - NSMaxRange(effectiveRange));
+		
+		if (effectiveRange.length <= 0)
+		{
+			effectiveRange.length = 1;
+		}
+		
+		if ([attr integerValue] == 2)
+		{
+			seg_lengths.push_back(effectiveRange.length);
+			seg_standouts.push_back(true);
+		} else
+		{
+			seg_lengths.push_back(effectiveRange.length);
+			seg_standouts.push_back(false);
+		}
+	}
+	segments.seg_lengths = seg_lengths;
+	segments.seg_standouts = seg_standouts;
+	return segments;
+}
+
+@implementation LLOpenGLView
+
+- (unsigned long)getVramSize
+{
+    CGLRendererInfoObj info = 0;
+	GLint vram_bytes = 0;
+    int num_renderers = 0;
+    CGLError the_err = CGLQueryRendererInfo (CGDisplayIDToOpenGLDisplayMask(kCGDirectMainDisplay), &info, &num_renderers);
+    if(0 == the_err)
+    {
+        CGLDescribeRenderer (info, 0, kCGLRPTextureMemory, &vram_bytes);
+        CGLDestroyRendererInfo (info);
+    }
+    else
+    {
+        vram_bytes = (256 << 20);
+    }
+    
+	return (unsigned long)vram_bytes / 1048576; // We need this in megabytes.
+}
+
+- (void)viewDidMoveToWindow
+{
+	[[NSNotificationCenter defaultCenter] addObserver:self
+											 selector:@selector(windowResized:) name:NSWindowDidResizeNotification
+											   object:[self window]];
+}
+
+- (void)windowResized:(NSNotification *)notification;
+{
+	NSSize size = [self frame].size;
+	
+	callResize(size.width, size.height);
+}
+
+- (void)dealloc
+{
+	[[NSNotificationCenter defaultCenter] removeObserver:self];
+	[super dealloc];
+}
+
+- (id) init
+{
+	return [self initWithFrame:[self bounds] withSamples:2 andVsync:TRUE];
+}
+
+- (id) initWithSamples:(NSUInteger)samples
+{
+	return [self initWithFrame:[self bounds] withSamples:samples andVsync:TRUE];
+}
+
+- (id) initWithSamples:(NSUInteger)samples andVsync:(BOOL)vsync
+{
+	return [self initWithFrame:[self bounds] withSamples:samples andVsync:vsync];
+}
+
+- (id) initWithFrame:(NSRect)frame withSamples:(NSUInteger)samples andVsync:(BOOL)vsync
+{
+	[self registerForDraggedTypes:[NSArray arrayWithObject:NSURLPboardType]];
+	[self initWithFrame:frame];
+	
+	// Initialize with a default "safe" pixel format that will work with versions dating back to OS X 10.6.
+	// Any specialized pixel formats, i.e. a core profile pixel format, should be initialized through rebuildContextWithFormat.
+	// 10.7 and 10.8 don't really care if we're defining a profile or not.  If we don't explicitly request a core or legacy profile, it'll always assume a legacy profile (for compatibility reasons).
+	NSOpenGLPixelFormatAttribute attrs[] = {
+        NSOpenGLPFANoRecovery,
+		NSOpenGLPFADoubleBuffer,
+		NSOpenGLPFAClosestPolicy,
+		NSOpenGLPFAAccelerated,
+		NSOpenGLPFASampleBuffers, (samples > 0 ? 1 : 0),
+		NSOpenGLPFASamples, samples,
+		NSOpenGLPFAStencilSize, 8,
+		NSOpenGLPFADepthSize, 24,
+		NSOpenGLPFAAlphaSize, 8,
+		NSOpenGLPFAColorSize, 24,
+		0
+    };
+	
+	NSOpenGLPixelFormat *pixelFormat = [[[NSOpenGLPixelFormat alloc] initWithAttributes:attrs] autorelease];
+	
+	if (pixelFormat == nil)
+	{
+		NSLog(@"Failed to create pixel format!", nil);
+		return nil;
+	}
+	
+	NSOpenGLContext *glContext = [[NSOpenGLContext alloc] initWithFormat:pixelFormat shareContext:nil];
+	
+	if (glContext == nil)
+	{
+		NSLog(@"Failed to create OpenGL context!", nil);
+		return nil;
+	}
+	
+	[self setPixelFormat:pixelFormat];
+	
+	[self setOpenGLContext:glContext];
+	
+	[glContext setView:self];
+	
+	[glContext makeCurrentContext];
+	
+	if (vsync)
+	{
+		[glContext setValues:(const GLint*)1 forParameter:NSOpenGLCPSwapInterval];
+	} else {
+		[glContext setValues:(const GLint*)0 forParameter:NSOpenGLCPSwapInterval];
+	}
+	
+	return self;
+}
+
+- (BOOL) rebuildContext
+{
+	return [self rebuildContextWithFormat:[self pixelFormat]];
+}
+
+- (BOOL) rebuildContextWithFormat:(NSOpenGLPixelFormat *)format
+{
+	NSOpenGLContext *ctx = [self openGLContext];
+	
+	[ctx clearDrawable];
+	[ctx initWithFormat:format shareContext:nil];
+	
+	if (ctx == nil)
+	{
+		NSLog(@"Failed to create OpenGL context!", nil);
+		return false;
+	}
+	
+	[self setOpenGLContext:ctx];
+	[ctx setView:self];
+	[ctx makeCurrentContext];
+	return true;
+}
+
+- (CGLContextObj)getCGLContextObj
+{
+	NSOpenGLContext *ctx = [self openGLContext];
+	return (CGLContextObj)[ctx CGLContextObj];
+}
+
+- (CGLPixelFormatObj*)getCGLPixelFormatObj
+{
+	NSOpenGLPixelFormat *fmt = [self pixelFormat];
+	return (CGLPixelFormatObj*)[fmt	CGLPixelFormatObj];
+}
+
+// Various events can be intercepted by our view, thus not reaching our window.
+// Intercept these events, and pass them to the window as needed. - Geenz
+
+- (void) mouseDown:(NSEvent *)theEvent
+{
+    // Apparently people still use this?
+    if ([theEvent modifierFlags] & NSCommandKeyMask &&
+        !([theEvent modifierFlags] & NSControlKeyMask) &&
+        !([theEvent modifierFlags] & NSShiftKeyMask) &&
+        !([theEvent modifierFlags] & NSAlternateKeyMask) &&
+        !([theEvent modifierFlags] & NSAlphaShiftKeyMask) &&
+        !([theEvent modifierFlags] & NSFunctionKeyMask) &&
+        !([theEvent modifierFlags] & NSHelpKeyMask))
+    {
+        callRightMouseDown(mMousePos, mModifiers);
+        mSimulatedRightClick = true;
+    } else {
+        if ([theEvent clickCount] >= 2)
+        {
+            callDoubleClick(mMousePos, mModifiers);
+        } else if ([theEvent clickCount] == 1) {
+            callLeftMouseDown(mMousePos, mModifiers);
+        }
+    }
+}
+
+- (void) mouseUp:(NSEvent *)theEvent
+{
+    if (mSimulatedRightClick)
+    {
+        callRightMouseUp(mMousePos, mModifiers);
+        mSimulatedRightClick = false;
+    } else {
+        callLeftMouseUp(mMousePos, mModifiers);
+    }
+}
+
+- (void) rightMouseDown:(NSEvent *)theEvent
+{
+	callRightMouseDown(mMousePos, mModifiers);
+}
+
+- (void) rightMouseUp:(NSEvent *)theEvent
+{
+	callRightMouseUp(mMousePos, mModifiers);
+}
+
+- (void)mouseMoved:(NSEvent *)theEvent
+{
+	float mouseDeltas[2] = {
+		[theEvent deltaX],
+		[theEvent deltaY]
+	};
+	
+	callDeltaUpdate(mouseDeltas, 0);
+	
+	NSPoint mPoint = [theEvent locationInWindow];
+	mMousePos[0] = mPoint.x;
+	mMousePos[1] = mPoint.y;
+	callMouseMoved(mMousePos, 0);
+}
+
+// NSWindow doesn't trigger mouseMoved when the mouse is being clicked and dragged.
+// Use mouseDragged for situations like this to trigger our movement callback instead.
+
+- (void) mouseDragged:(NSEvent *)theEvent
+{
+	// Trust the deltas supplied by NSEvent.
+	// The old CoreGraphics APIs we previously relied on are now flagged as obsolete.
+	// NSEvent isn't obsolete, and provides us with the correct deltas.
+	float mouseDeltas[2] = {
+		[theEvent deltaX],
+		[theEvent deltaY]
+	};
+	
+	callDeltaUpdate(mouseDeltas, 0);
+	
+	NSPoint mPoint = [theEvent locationInWindow];
+	mMousePos[0] = mPoint.x;
+	mMousePos[1] = mPoint.y;
+	callMouseMoved(mMousePos, 0);
+}
+
+- (void) otherMouseDown:(NSEvent *)theEvent
+{
+	callMiddleMouseDown(mMousePos, mModifiers);
+}
+
+- (void) otherMouseUp:(NSEvent *)theEvent
+{
+	callMiddleMouseUp(mMousePos, mModifiers);
+}
+
+- (void) otherMouseDragged:(NSEvent *)theEvent
+{
+	
+}
+
+- (void) scrollWheel:(NSEvent *)theEvent
+{
+	callScrollMoved(-[theEvent deltaY]);
+}
+
+- (void) mouseExited:(NSEvent *)theEvent
+{
+	callMouseExit();
+}
+
+- (void) keyUp:(NSEvent *)theEvent
+{
+	callKeyUp([theEvent keyCode], mModifiers);
+}
+
+- (void) keyDown:(NSEvent *)theEvent
+{
+    uint keycode = [theEvent keyCode];
+    bool acceptsText = mHasMarkedText ? false : callKeyDown(keycode, mModifiers);
+    if (acceptsText &&
+        !mMarkedTextAllowed &&
+        ![(LLAppDelegate*)[NSApp delegate] romanScript] &&
+        [[theEvent charactersIgnoringModifiers] characterAtIndex:0] != NSDeleteCharacter &&
+        [[theEvent charactersIgnoringModifiers] characterAtIndex:0] != NSBackspaceCharacter &&
+        [[theEvent charactersIgnoringModifiers] characterAtIndex:0] != NSDownArrowFunctionKey &&
+        [[theEvent charactersIgnoringModifiers] characterAtIndex:0] != NSUpArrowFunctionKey &&
+        [[theEvent charactersIgnoringModifiers] characterAtIndex:0] != NSLeftArrowFunctionKey &&
+        [[theEvent charactersIgnoringModifiers] characterAtIndex:0] != NSRightArrowFunctionKey)
+    {
+        [(LLAppDelegate*)[NSApp delegate] showInputWindow:true withEvent:theEvent];
+    } else
+    {
+        [[self inputContext] handleEvent:theEvent];
+    }
+    
+    if ([[theEvent charactersIgnoringModifiers] characterAtIndex:0] == NSCarriageReturnCharacter ||
+        [[theEvent charactersIgnoringModifiers] characterAtIndex:0] == NSEnterCharacter)
+    {
+        // callKeyDown won't return the value we expect for enter or return.  Handle them as a separate case.
+        [[self inputContext] handleEvent:theEvent];
+    }
+    
+    // OS X intentionally does not send us key-up information on cmd-key combinations.
+    // This behaviour is not a bug, and only applies to cmd-combinations (no others).
+    // Since SL assumes we receive those, we fake it here.
+    if (mModifiers & NSCommandKeyMask && !mHasMarkedText)
+    {
+        callKeyUp([theEvent keyCode], mModifiers);
+    }
+}
+
+- (void)flagsChanged:(NSEvent *)theEvent {
+	mModifiers = [theEvent modifierFlags];
+	callModifier([theEvent modifierFlags]);
+}
+
+- (BOOL) acceptsFirstResponder
+{
+	return YES;
+}
+
+- (NSDragOperation) draggingEntered:(id<NSDraggingInfo>)sender
+{
+	NSPasteboard *pboard;
+    NSDragOperation sourceDragMask;
+	
+	sourceDragMask = [sender draggingSourceOperationMask];
+	
+	pboard = [sender draggingPasteboard];
+	
+	if ([[pboard types] containsObject:NSURLPboardType])
+	{
+		if (sourceDragMask & NSDragOperationLink) {
+			NSURL *fileUrl = [[pboard readObjectsForClasses:[NSArray arrayWithObject:[NSURL class]] options:[NSDictionary dictionary]] objectAtIndex:0];
+			mLastDraggedUrl = [[fileUrl absoluteString] UTF8String];
+            return NSDragOperationLink;
+        }
+	}
+	return NSDragOperationNone;
+}
+
+- (NSDragOperation)draggingUpdated:(id <NSDraggingInfo>)sender
+{
+	callHandleDragUpdated(mLastDraggedUrl);
+	
+	return NSDragOperationLink;
+}
+
+- (void) draggingExited:(id<NSDraggingInfo>)sender
+{
+	callHandleDragExited(mLastDraggedUrl);
+}
+
+- (BOOL)prepareForDragOperation:(id < NSDraggingInfo >)sender
+{
+	return YES;
+}
+
+- (BOOL) performDragOperation:(id<NSDraggingInfo>)sender
+{
+	callHandleDragDropped(mLastDraggedUrl);
+	return true;
+}
+
+- (BOOL)hasMarkedText
+{
+	return mHasMarkedText;
+}
+
+- (NSRange)markedRange
+{
+	int range[2];
+	getPreeditMarkedRange(&range[0], &range[1]);
+	return NSMakeRange(range[0], range[1]);
+}
+
+- (NSRange)selectedRange
+{
+	int range[2];
+	getPreeditSelectionRange(&range[0], &range[1]);
+	return NSMakeRange(range[0], range[1]);
+}
+
+- (void)setMarkedText:(id)aString selectedRange:(NSRange)selectedRange replacementRange:(NSRange)replacementRange
+{
+    if ([aString class] == NSClassFromString(@"NSConcreteMutableAttributedString"))
+    {
+        if (mMarkedTextAllowed)
+        {
+            unsigned int selected[2] = {
+                selectedRange.location,
+                selectedRange.length
+            };
+            
+            unsigned int replacement[2] = {
+                replacementRange.location,
+                replacementRange.length
+            };
+            
+            unichar text[[aString length]];
+            [[aString mutableString] getCharacters:text range:NSMakeRange(0, [aString length])];
+            attributedStringInfo segments = getSegments((NSAttributedString *)aString);
+            setMarkedText(text, selected, replacement, [aString length], segments);
+            mHasMarkedText = TRUE;
+            mMarkedTextLength = [aString length];
+        } else {
+            if (mHasMarkedText)
+            {
+                [self unmarkText];
+            }
+        }
+    }
+}
+
+- (void)commitCurrentPreedit
+{
+    if (mHasMarkedText)
+    {
+        if ([[self inputContext] respondsToSelector:@selector(commitEditing)])
+        {
+            [[self inputContext] commitEditing];
+        }
+    }
+}
+
+- (void)unmarkText
+{
+	[[self inputContext] discardMarkedText];
+	resetPreedit();
+	mHasMarkedText = FALSE;
+}
+
+// We don't support attributed strings.
+- (NSArray *)validAttributesForMarkedText
+{
+	return [NSArray array];
+}
+
+// See above.
+- (NSAttributedString *)attributedSubstringForProposedRange:(NSRange)aRange actualRange:(NSRangePointer)actualRange
+{
+	return nil;
+}
+
+- (void)insertText:(id)insertString
+{
+    if (insertString != nil)
+    {
+        [self insertText:insertString replacementRange:NSMakeRange(0, [insertString length])];
+    }
+}
+
+- (void)insertText:(id)aString replacementRange:(NSRange)replacementRange
+{
+	if (!mHasMarkedText)
+	{
+		for (NSInteger i = 0; i < [aString length]; i++)
+		{
+			callUnicodeCallback([aString characterAtIndex:i], mModifiers);
+		}
+	} else {
+        resetPreedit();
+		// We may never get this point since unmarkText may be called before insertText ever gets called once we submit our text.
+		// But just in case...
+		
+		for (NSInteger i = 0; i < [aString length]; i++)
+		{
+			handleUnicodeCharacter([aString characterAtIndex:i]);
+		}
+		mHasMarkedText = FALSE;
+	}
+}
+
+- (void) insertNewline:(id)sender
+{
+	if (!(mModifiers & NSCommandKeyMask) &&
+		!(mModifiers & NSShiftKeyMask) &&
+		!(mModifiers & NSAlternateKeyMask))
+	{
+		callUnicodeCallback(13, 0);
+	} else {
+		callUnicodeCallback(13, mModifiers);
+	}
+}
+
+- (NSUInteger)characterIndexForPoint:(NSPoint)aPoint
+{
+	return NSNotFound;
+}
+
+- (NSRect)firstRectForCharacterRange:(NSRange)aRange actualRange:(NSRangePointer)actualRange
+{
+	float pos[4] = {0, 0, 0, 0};
+	getPreeditLocation(pos, mMarkedTextLength);
+	return NSMakeRect(pos[0], pos[1], pos[2], pos[3]);
+}
+
+- (void)doCommandBySelector:(SEL)aSelector
+{
+	if (aSelector == @selector(insertNewline:))
+	{
+		[self insertNewline:self];
+	}
+}
+
+- (BOOL)drawsVerticallyForCharacterAtIndex:(NSUInteger)charIndex
+{
+	return NO;
+}
+
+- (void) allowMarkedTextInput:(bool)allowed
+{
+    mMarkedTextAllowed = allowed;
+}
+
+@end
+
+@implementation LLUserInputWindow
+
+- (void) close
+{
+    [self orderOut:self];
+}
+
+@end
+
+@implementation LLNonInlineTextView
+
+- (void) setGLView:(LLOpenGLView *)view
+{
+	glview = view;
+}
+
+- (void) insertText:(id)insertString
+{
+	[[self inputContext] discardMarkedText];
+    [self setString:@""];
+    [_window orderOut:_window];
+	[self insertText:insertString replacementRange:NSMakeRange(0, [insertString length])];
+}
+
+- (void) insertText:(id)aString replacementRange:(NSRange)replacementRange
+{
+	[glview insertText:aString replacementRange:replacementRange];
+}
+
+- (void) insertNewline:(id)sender
+{
+	[[self textStorage] setValue:@""];
+	[[self inputContext] discardMarkedText];
+    [self setString:@""];
+}
+
+- (void)doCommandBySelector:(SEL)aSelector
+{
+	if (aSelector == @selector(insertNewline:))
+	{
+		[self insertNewline:self];
+	}
+}
+
+@end
+
+@implementation LLNSWindow
+
+- (id) init
+{
+	return self;
+}
+
+- (NSPoint)convertToScreenFromLocalPoint:(NSPoint)point relativeToView:(NSView *)view
+{
+	NSScreen *currentScreen = [NSScreen currentScreenForMouseLocation];
+	if(currentScreen)
+	{
+		NSPoint windowPoint = [view convertPoint:point toView:nil];
+		NSPoint screenPoint = [[view window] convertBaseToScreen:windowPoint];
+		NSPoint flippedScreenPoint = [currentScreen flipPoint:screenPoint];
+		flippedScreenPoint.y += [currentScreen frame].origin.y;
+		
+		return flippedScreenPoint;
+	}
+	
+	return NSZeroPoint;
+}
+
+- (NSPoint)flipPoint:(NSPoint)aPoint
+{
+    return NSMakePoint(aPoint.x, self.frame.size.height - aPoint.y);
+}
+
+- (BOOL) becomeFirstResponder
+{
+	callFocus();
+	return true;
+}
+
+- (BOOL) resignFirstResponder
+{
+	callFocusLost();
+	return true;
+}
+
+- (void) close
+{
+	callQuitHandler();
+}
+
+@end