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aeroCADAppDelegate.m
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aeroCADAppDelegate.m
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//
// aeroCADAppDelegate.m
// aeroCAD
//
// Created by Jeff Glaum on 7/4/10.
// Copyright 2010 Jeff Glaum. All rights reserved.
//
#import "aeroCADAppDelegate.h"
#import "aeroCADCommands.h"
#import "aeroCADView.h"
#import "aeroCADCurve.h"
#import "aeroCADFileIO.h"
CMDELEMENT commandList[] =
{
{ @"d.g", CMD_DISP_GRID },
{ @"t.s", CMD_XFRM_SCALE },
{ @"t.r", CMD_XFRM_ROTATE },
{ @"t.t", CMD_XFRM_TRANSLATE },
{ @"f.o", CMD_FILE_OPEN },
{ @"g.s", CMD_GRFX_SHADE },
{ @"g.w", CMD_GRFX_WIREFRAME },
{ @"g.n", CMD_GRFX_NORMALS },
{ @"c.m", CMD_CURS_MOVEABS },
{ @"c.n", CMD_CURV_NEW },
{ @"c.a", CMD_CURV_APPEND },
{ @"c.e", CMD_CURV_END },
{ @"c.o", CMD_CURV_OPEN },
{ @"c.d", CMD_CURV_DELETE },
{ @"c.f", CMD_CURV_INVERT },
{ @"s.l", CMD_SURF_LOFT },
{ @"s.i", CMD_SURF_INVERTNORMAL },
{ @"q", CMD_QUIT },
{ NULL, 0 } // Terminator - must be last
};
extern int g_ox, g_oy;
extern CMDSTATE g_CurrCmdState;
@implementation aeroCADAppDelegate
@synthesize window, consoleOutputField, commandInputField;
- (void) awakeFromNib
{
NSRect desktopSize = [[NSScreen mainScreen] visibleFrame];
[[self window] setFrame: desktopSize display: YES];
aeroCADView *myView = [[[[self window] contentView] subviews] objectAtIndex: 0];
NSRect viewRect = [myView frame];
g_ox = (viewRect.size.width / 2);
g_oy = (viewRect.size.height / 2);
[[self window] makeFirstResponder: myView];
}
-(void) setConsoleOutputText:(NSString *)text
{
[consoleOutputField setStringValue: text];
}
-(void) setCommandInputText:(NSString *)text;
{
[commandInputField setStringValue: text];
}
-(void) newLineHandler
{
aeroCADView *myview = [[[[self window] contentView] subviews] objectAtIndex:0];
// TODO - Bezier?
constructionCurve = [[aeroCADCurve alloc] init: CURVE_TYPE_LINE];
[constructionCurve setStartPoint: [myview getCursor]];
[myview addToDisplayList: constructionCurve];
g_CurrCmdState = CMD_STATE_CURVE_CREATE;
[myview setNeedsDisplay:YES];
}
-(void) appendLineHandler
{
aeroCADView *myview = [[[[self window] contentView] subviews] objectAtIndex:0];
if (g_CurrCmdState == CMD_STATE_CURVE_CREATE)
{
// TODO - Bezier?
[constructionCurve appendSegment: [myview getCursor]];
[myview setNeedsDisplay:YES];
}
}
-(void) endLineHandler
{
[self appendLineHandler];
g_CurrCmdState = CMD_STATE_NONE;
}
-(void) fetchCurveHandler
{
aeroCADCurve *dc = NULL;
aeroCADView *myview = [[[[self window] contentView] subviews] objectAtIndex:0];
// Read curve data from file
id appDelegate = [[NSApplication sharedApplication] delegate];
[appDelegate setConsoleOutputText:@" Select the curve file to open"];
aeroCADFileIO *fileHandler = [aeroCADFileIO alloc];
dc = [fileHandler readCurveDataFile: [fileHandler getFileName]];
if (dc != NULL)
{
[myview addToDisplayList: dc];
g_CurrCmdState = CMD_STATE_NONE;
[myview setNeedsDisplay:YES];
}
[appDelegate setConsoleOutputText:@""];
}
-(void) deleteCurveHandler
{
id appDelegate = [[NSApplication sharedApplication] delegate];
[appDelegate setConsoleOutputText:@" Select the curve to delete"];
g_CurrCmdState = CMD_STATE_CURVE_DELETE;
}
-(void) invertCurveHandler
{
id appDelegate = [[NSApplication sharedApplication] delegate];
[appDelegate setConsoleOutputText:@" Select the curve to invert"];
g_CurrCmdState = CMD_STATE_CURVE_INVERT;
}
// UI button handlers --- START ---
-(IBAction) button_newLine:(id)sender { [self newLineHandler]; }
-(IBAction) button_appendLine:(id)sender { [self appendLineHandler]; }
-(IBAction) button_endLine:(id)sender { [self endLineHandler]; }
-(IBAction) button_fetchCurveFile:(id)sender { [self fetchCurveHandler]; }
-(IBAction) button_invertCurve:(id)sender { [self invertCurveHandler]; }
-(IBAction) button_deleteCurve:(id)sender { [self deleteCurveHandler]; }
-(IBAction) button_drawShaded: (id)sender
{
aeroCADView *myview = [[[[self window] contentView] subviews] objectAtIndex:0];
[myview enableShading: YES];
}
-(IBAction) button_drawWireframe: (id)sender
{
aeroCADView *myview = [[[[self window] contentView] subviews] objectAtIndex:0];
[myview enableShading: NO];
}
-(IBAction) button_drawSurfaceNormals: (id)sender
{
aeroCADView *myview = [[[[self window] contentView] subviews] objectAtIndex:0];
[myview toggleNormals];
}
// UI button handlers --- END ---
-(void) commandHandler: (NSString *)cmdline
{
int i;
NSRange range;
aeroCADView *myview = [[[[self window] contentView] subviews] objectAtIndex:0];
// Look up the command
//
for (i=0 ; NULL!=commandList[i].cmdString ; i++)
{
range = [cmdline rangeOfString : commandList[i].cmdString];
if (range.location == 0)
break;
}
if (NULL == commandList[i].cmdString)
return;
// Collect the command's arguments (if any)
//
NSString *cmdargs = [cmdline substringFromIndex: range.length];
// Command Handler
//
switch (commandList[i].cmdType)
{
case CMD_QUIT:
[NSApp terminate: self];
break;
case CMD_DISP_GRID:
{
CGFloat gridSpacing;
sscanf([cmdargs UTF8String], "%lf", &gridSpacing);
[myview setGridSpacing: gridSpacing];
}
break;
case CMD_XFRM_SCALE:
{
CGFloat scale;
sscanf([cmdargs UTF8String], "%lf", &scale);
[myview scaleSelectedObjects: scale];
}
break;
case CMD_XFRM_ROTATE:
{
CGFloat rotx, roty, rotz;
sscanf([cmdargs UTF8String], "%lf,%lf,%lf", &rotx, &roty, &rotz);
[myview rotateSelectedObjects: rotx: roty: rotz];
}
break;
case CMD_XFRM_TRANSLATE:
{
CGFloat dx, dy, dz;
sscanf([cmdargs UTF8String], "%lf,%lf,%lf", &dx, &dy, &dz);
[myview translateSelectedObjects: dx: dy: dz];
}
break;
case CMD_FILE_OPEN:
[consoleOutputField setStringValue:@"Select the file to open"];
aeroCADFileIO *fileHandler = [aeroCADFileIO alloc];
[fileHandler getFileName];
break;
case CMD_GRFX_SHADE:
[myview enableShading: YES];
break;
case CMD_GRFX_WIREFRAME:
[myview enableShading: NO];
break;
case CMD_GRFX_NORMALS:
[myview toggleNormals];
break;
case CMD_CURS_MOVEABS:
{
float x, y, z;
x = y = z = 0.0f;
sscanf([cmdargs UTF8String], "%f,%f,%f", &x, &y, &z);
[myview moveCursorAbs: x: y: z];
}
break;
case CMD_CURV_NEW:
[self newLineHandler];
break;
case CMD_CURV_APPEND:
[self appendLineHandler];
break;
case CMD_CURV_END:
[self endLineHandler];
break;
case CMD_CURV_OPEN:
[self fetchCurveHandler];
break;
case CMD_CURV_DELETE:
[self deleteCurveHandler];
break;
case CMD_CURV_INVERT:
[self invertCurveHandler];
break;
case CMD_SURF_INVERTNORMAL:
[consoleOutputField setStringValue:@" Select surface to invert"];
g_CurrCmdState = CMD_STATE_INVERT_SURFACE_SELECT;
break;
case CMD_SURF_LOFT:
[consoleOutputField setStringValue:@" Select first profile curve"];
g_CurrCmdState = CMD_STATE_LOFT_CURVE1_SELECT;
break;
default:
// Do nothing.
break;
}
}
@end