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nigel |
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/* |
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* EmulatorView.mm - Custom NSView for Basilisk II graphics output |
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* |
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* $Id$ |
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* |
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* Basilisk II (C) 1997-2002 Christian Bauer |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#import "sysdeps.h" // Types used in Basilisk C++ code, |
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#define DEBUG 0 |
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#import <debug.h> |
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#import <Cocoa/Cocoa.h> |
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#import "main_macosx.h" // For WarningAlert() et al prototypes |
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#import "misc_macosx.h" // For InfoSheet() prototype |
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#import "video_macosx.h" // For init_* globals, and bitmap drawing strategy |
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#import "EmulatorView.h" |
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@implementation EmulatorView |
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// |
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// Standard NSView methods that we override |
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// |
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- (id) initWithFrame: (NSRect) frameRect |
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{ |
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self = [super initWithFrame: frameRect]; |
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output = self; // Set global for access by Basilisk C++ code |
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// bitmap = nil; // Set by readyToDraw: |
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drawView = NO; // Disable drawing until later |
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#ifdef SAVE_GSTATE |
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[self allocateGState]; |
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#endif |
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return self; |
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} |
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- (void) dealloc |
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{ |
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#ifdef SAVE_GSTATE |
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[self releaseGState]; |
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#endif |
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[super dealloc]; |
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} |
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// Mouse click in this window. If window is not active, should click be passed to this view? |
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- (BOOL) acceptsFirstMouse: (NSEvent *) event |
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{ |
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return [self mouseInView]; |
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} |
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/***** |
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- (BOOL) acceptsFirstResponder |
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{ |
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// return YES; |
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return [self mouseInView]; |
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} |
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*****/ |
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#include <adb.h> |
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static int prevFlags; |
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- (void) flagsChanged: (NSEvent *) event |
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{ |
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int flags = [event modifierFlags]; |
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if ( (flags & NSAlphaShiftKeyMask) != (prevFlags & NSAlphaShiftKeyMask) ) |
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if ( flags & NSAlphaShiftKeyMask ) |
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ADBKeyDown(0x39); // CAPS_LOCK |
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else |
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ADBKeyUp(0x39); |
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if ( (flags & NSShiftKeyMask) != (prevFlags & NSShiftKeyMask) ) |
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if ( flags & NSShiftKeyMask ) |
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ADBKeyDown(0x38); // SHIFT_LEFT |
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else |
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ADBKeyUp(0x38); |
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if ( (flags & NSControlKeyMask) != (prevFlags & NSControlKeyMask) ) |
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if ( flags & NSControlKeyMask ) |
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ADBKeyDown(0x36); // CTL_LEFT |
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else |
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ADBKeyUp(0x36); |
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if ( (flags & NSAlternateKeyMask) != (prevFlags & NSAlternateKeyMask) ) |
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if ( flags & NSAlternateKeyMask ) |
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ADBKeyDown(0x3a); // OPTION_LEFT |
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else |
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ADBKeyUp(0x3a); |
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if ( (flags & NSCommandKeyMask) != (prevFlags & NSCommandKeyMask) ) |
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if ( flags & NSCommandKeyMask ) |
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ADBKeyDown(0x37); // APPLE_LEFT |
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else |
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ADBKeyUp(0x37); |
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prevFlags = flags; |
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} |
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- (BOOL) mouseInView: (NSEvent *) event |
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{ |
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NSPoint loc = [event locationInWindow]; |
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NSRect box = [self frame]; |
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D(NSLog (@"%s - loc.x=%f, loc.y=%f, box.origin.x=%f, box.origin.y=%f", |
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__PRETTY_FUNCTION__, loc.x, loc.y, box.origin.x, box.origin.y)); |
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return [self mouse: loc inRect: box]; |
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} |
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- (BOOL) mouseInView |
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{ |
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NSPoint loc = [[self window] mouseLocationOutsideOfEventStream]; |
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NSRect box = [self frame]; |
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D(NSLog (@"%s - loc.x=%f, loc.y=%f, box.origin.x=%f, box.origin.y=%f", |
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__PRETTY_FUNCTION__, loc.x, loc.y, box.origin.x, box.origin.y)); |
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return [self mouse: loc inRect: box]; |
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} |
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// |
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// Custom methods |
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// |
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- (void) benchmark |
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{ |
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int i; |
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float seconds; |
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NSDate *startDate; |
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if ( ! drawView ) |
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return; |
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drawView = NO; |
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[self lockFocus]; |
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startDate = [NSDate date]; |
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for (i = 1; i < 300; ++i ) |
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#ifdef NSBITMAP |
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[bitmap draw]; |
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#endif |
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#ifdef CGIMAGEREF |
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cgDrawInto([self bounds], bitmap); |
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#endif |
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#ifdef CGDRAWBITMAP |
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[self CGDrawBitmap]; |
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#endif |
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seconds = -[startDate timeIntervalSinceNow]; |
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[self unlockFocus]; |
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drawView = YES; |
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InfoSheet(@"Benchmark run. 300 frames.", |
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[NSString stringWithFormat: |
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@"%.2f seconds, %.3f frames per second", seconds, i/seconds], |
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@"Thanks", [self window]); |
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} |
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// Return a TIFF for a snapshot of the screen image |
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- (NSData *) TIFFrep |
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{ |
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#ifdef NSBITMAP |
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return [bitmap TIFFRepresentation]; |
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#else |
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WarningAlert("How do I get a TIFF from a CGImageRef?"); |
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#endif |
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return nil; |
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} |
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// Enable display of, and drawing into, the view |
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#ifdef NSBITMAP |
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- (void) readyToDraw: (NSBitmapImageRep *) theBitmap |
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imageWidth: (short) width |
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imageHeight: (short) height |
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{ |
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bitmap = theBitmap; |
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#endif |
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#ifdef CGIMAGEREF |
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- (void) readyToDraw: (CGImageRef) image |
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imageWidth: (short) width |
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imageHeight: (short) height |
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{ |
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bitmap = image; |
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#endif |
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#ifdef CGDRAWBITMAP |
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- (void) readyToDraw: (void *) theBitmap |
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width: (short) width |
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height: (short) height |
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bps: (short) bitsPerSample |
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spp: (short) samplesPerPixel |
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bpp: (short) bitsPerPixel |
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bpr: (int) bpr |
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isPlanar: (BOOL) planar |
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hasAlpha: (BOOL) alpha |
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{ |
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bitmap = theBitmap; |
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bps = bitsPerSample; |
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spp = samplesPerPixel; |
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bpp = bitsPerPixel; |
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bytesPerRow = bpr; |
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isPlanar = planar; |
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hasAlpha = alpha; |
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#endif |
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x = width, y = height; |
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drawView = YES; |
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[[self window] setAcceptsMouseMovedEvents: YES]; |
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// [[self window] setInitialFirstResponder: self]; |
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[[self window] makeFirstResponder: self]; |
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} |
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- (void) disableDrawing |
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{ |
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drawView = NO; |
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} |
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- (short) width |
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{ |
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return (short)[self bounds].size.width; |
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} |
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- (short) height |
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{ |
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return (short)[self bounds].size.height; |
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} |
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- (BOOL) isOpaque |
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{ |
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return drawView; |
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} |
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- (BOOL) processKeyEvent: (NSEvent *) event |
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{ |
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if ( [self acceptsFirstMouse: event] || FULLSCREEN ) |
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if ( [event isARepeat] ) |
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return NO; |
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else |
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return YES; |
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[self interpretKeyEvents:[NSArray arrayWithObject:event]]; |
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return NO; |
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} |
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- (void) keyDown: (NSEvent *) event |
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{ |
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if ( [self processKeyEvent: event] ) |
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ADBKeyDown([event keyCode]); |
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} |
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- (void) keyUp: (NSEvent *) event |
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{ |
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if ( [self processKeyEvent: event] ) |
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ADBKeyUp([event keyCode]); |
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} |
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static NSPoint mouse; // Previous/current mouse location |
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- (BOOL) processMouseMove: (NSEvent *) event |
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{ |
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NSPoint locInView; |
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if ( FULLSCREEN ) |
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locInView = [NSEvent mouseLocation]; |
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else |
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locInView = [self convertPoint: [event locationInWindow] fromView:nil]; |
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if ( NSEqualPoints(locInView, mouse) ) |
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return NO; |
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mouse = locInView; |
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if ( FULLSCREEN ) |
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{ |
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ADBMouseMoved((int)mouse.x, screen_height - (int)mouse.y); |
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return YES; |
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} |
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#ifdef CAN_RESIZE_VIEW |
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int mouseY = y - y * mouse.y / [self height]; |
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int mouseX = x * mouse.x / [self width]; |
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#else |
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int mouseY = y - (int) mouse.y; |
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int mouseX = (int) mouse.x; |
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#endif |
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ADBMouseMoved(mouseX, mouseY); |
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return YES; |
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} |
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- (void) mouseDown: (NSEvent *) event |
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{ |
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[self processMouseMove: event]; |
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ADBMouseDown(0); |
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} |
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- (void) mouseDragged: (NSEvent *) event |
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{ |
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[self processMouseMove: event]; |
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} |
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- (void) mouseMoved: (NSEvent *) event |
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{ |
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#if DEBUG |
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if ( ! [self mouseInView] ) |
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{ |
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NSLog (@"%s - Received event while outside of view", __PRETTY_FUNCTION__); |
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return; |
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} |
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#endif |
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[self processMouseMove: event]; |
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} |
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- (void) mouseUp: (NSEvent *) event |
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{ |
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[self processMouseMove: event]; |
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ADBMouseUp(0); |
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} |
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#if DEBUG |
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- (void) randomise // Draw some coloured snow in the bitmap |
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{ |
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unsigned char *pixel; |
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for ( int i = 0; i < 1000; ++i ) |
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{ |
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pixel = [bitmap bitmapData] |
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+ (int) (1.0 * [bitmap bytesPerRow] * 342 //[bitmap height] |
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* rand() / RAND_MAX); |
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*pixel = (unsigned char) (256.0 * rand() / RAND_MAX); |
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} |
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} |
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#endif |
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- (void) drawRect: (NSRect) rect |
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{ |
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if ( ! drawView ) // If the emulator is still being setup, |
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return; // we do not want to draw |
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#if DEBUG |
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NSLog(@"In drawRect"); |
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[self randomise]; |
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#endif |
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#ifdef NSBITMAP |
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NSRectClip(rect); |
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[bitmap draw]; |
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#endif |
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#ifdef CGIMAGEREF |
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cgDrawInto(rect, bitmap); |
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#endif |
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#ifdef CGDRAWBITMAP |
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[self CGDrawBitmap]; |
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#endif |
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} |
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// |
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// Extra drawing stuff |
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// |
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#ifdef CGDRAWBITMAP |
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extern "C" void CGDrawBitmap(); |
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- (void) CGDrawBitmap |
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{ |
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CGContextRef cgContext = [[NSGraphicsContext currentContext] |
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graphicsPort]; |
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NSRect rect = [self bounds]; |
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CGRect cgRect = { |
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{rect.origin.x, rect.origin.y}, |
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{rect.size.width, rect.size.height} |
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}; |
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CGColorSpaceRef colourSpace = CGColorSpaceCreateDeviceRGB(); |
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CGContextSetShouldAntialias(cgContext, NO); // Seems to have no effect? |
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CGDrawBitmap(cgContext, cgRect, x, y, bps, spp, bpp, |
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bytesPerRow, isPlanar, hasAlpha, colourSpace, &bitmap); |
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} |
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#endif |
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#ifdef CGIMAGEREF |
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void |
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cgDrawInto(NSRect rect, CGImageRef bitmap) |
| 403 |
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{ |
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CGContextRef cgContext = [[NSGraphicsContext currentContext] |
| 405 |
|
|
graphicsPort]; |
| 406 |
|
|
CGRect cgRect = { |
| 407 |
|
|
{rect.origin.x, rect.origin.y}, |
| 408 |
|
|
{rect.size.width, rect.size.height} |
| 409 |
|
|
}; |
| 410 |
|
|
|
| 411 |
|
|
CGContextSetShouldAntialias(cgContext, NO); // Seems to have no effect? |
| 412 |
|
|
|
| 413 |
|
|
CGContextDrawImage(cgContext, cgRect, bitmap); |
| 414 |
|
|
} |
| 415 |
|
|
#endif |
| 416 |
|
|
|
| 417 |
|
|
@end |
