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/* FreeJ
* (c) Copyright 2009 Andrea Guzzo <xant@dyne.org>
*
* This source code is free software; you can redistribute it and/or
* modify it under the terms of the GNU Public License as published
* by the Free Software Foundation; either version 3 of the License,
* or (at your option) any later version.
*
* This source code 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.
* Please refer to the GNU Public License for more details.
*
* You should have received a copy of the GNU Public License along with
* this source code; if not, write to:
* Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#import <CVFilterPanel.h>
#define FILTERS_MAX 18
static FilterParams fParams[FILTERS_MAX] =
{
{ 1, { { "inputAmount", 0.0, 50.0 } } }, // ZoomBlur
{ 1, { { "inputRadius", 1.0, 100.0 } } }, // BoxBlur
//{ 2, { { "inputRadius", 0.0, 50.0 }, { "inputAngle", -3.14, 3.14 } } }, // MotionBlur
{ 1, { { "inputRadius", 0.0, 50.0 } } }, // DiscBlur
{ 1, { { "inputRadius", 0.0, 100.0 } } }, // GaussianBlur
{ 1, { { "inputLevels", 2.0, 30.0 } } }, // ColorPosterize
{ 0, { { NULL, 0.0, 0.0 } } }, // ColorInvert
{ 0, { { NULL, 0.0, 0.0 } } }, // ComicEffect
{ 3, { { "CenterX", 0.0, 100.0 }, { "CenterY", 0.0, 100.0 }, { "inputRadius", 1.0, 100.0 } } }, // Crystalize
{ 1, { { "inputIntensity", 0.0, 10.0 } } }, // Edges
{ 1, { { "inputRadius", 0.0, 20.0 } } }, // EdgeWork
{ 1, { { "inputAngle", -3.14, 3.14 } } }, // HueAdjust
{ 3, { { "CenterX", 0.0, 100.0 }, { "CenterY", 0.0, 100.0 }, { "inputScale", 1.0, 100.0 } } }, // HexagonalPixellate
{ 3, { { "CenterX", 0.0, 100.0 }, { "CenterY", 0.0, 100.0 }, { "inputRadius", 0.01, 1000.0 } } }, // HoleDistortion
//{ 4, { { "CenterX", 0.0, 100.0 }, { "CenterY", 0.0, 100.0 }, { "inputRadius", 0.00, 600.0 }, { "inputScale", -1.0, 1.0 } } }, // BumpDistortion
{ 3, { { "CenterX", 0.0, 100.0 }, { "CenterY", 0.0, 100.0 }, { "inputRadius", 0.00, 1000.0 } } }, // CircleSplashDistortion
{ 4, { { "CenterX", 0.0, 100.0 }, { "CenterY", 0.0, 100.0 }, { "inputRadius", 0.00, 600 }, { "inputAngle", -3.14, 3.14 } } }, // CircularWrap
{ 4, { { "CenterX", 0.0, 100.0 }, { "CenterY", 0.0, 100.0 }, { "inputRadius", 0.00, 1000.0 }, { "inputScale", 0.0, 1.0 } } }, // PinchDistortion
{ 4, { { "CenterX", 0.0, 100.0 }, { "CenterY", 0.0, 100.0 }, { "inputRadius", 0.00, 500 }, { "inputAngle", -12.57, 12.57 } } }, // TwirlDistortion
{ 4, { { "CenterX", 0.0, 100.0 }, { "CenterY", 0.0, 100.0 }, { "inputRadius", 0.00, 800 }, { "inputAngle", -94.25, 94.25 } } }, // VortexDistortion
};
@implementation CVFilterPanel
- (id) init
{
//if (![super initWithWindowNibName:@"EffectsPanel"])
// return nil;
layer = nil;
lock = [[NSRecursiveLock alloc] init];
[lock retain];
return self;
}
- (void)dealloc
{
[lock release];
[super dealloc];
}
- (void)awakeFromNib
{
initialWindowFrame = [[self window] frame];
initialFrame = [mainView frame];
initialBounds = [mainView bounds];
}
- (void)show
{
// force opening the EffectsPanel under the mouse pointer
NSPoint origin = [NSEvent mouseLocation];
NSRect frame = [[self window] frame];
origin.x -= frame.size.width/2;
origin.y -= frame.size.height/2;
if(layer) {
[layer setPreviewTarget:previewBox];
[showButton setState:[layer isVisible]?NSOnState:NSOffState];
if ([layer needPreview]) {
[previewButton setState:NSOnState];
} else {
[previewButton setState:NSOffState];
}
}
[[self window] setFrameOrigin:origin];
[[self window] makeKeyAndOrderFront:self];
[previewBox clear];
}
- (void)hide
{
if (layer) {
//[layer stopPreview];
[layer setPreviewTarget:nil];
[previewBox clear];
}
layer = nil;
}
- (void)setLayer:(CVLayerView *)lay
{
[lock lock];
if (layer)
[layer stopPreview];
layer = lay;
[[self window] setTitle:[layer toolTip]];
// check if a blendmode has been defined for this layer and update the selectbutton
NSMenuItem *blendMode = [layer blendMode]?[blendModeButton itemWithTitle:[layer blendMode]]:nil;
if (blendMode)
[blendModeButton selectItem:blendMode];
else
[blendModeButton selectItemAtIndex:0];
/* check if the layer has an already configured filter */
NSString *filter = [layer filterName];
if (filter) {
[filterButton selectItemWithTitle:filter];
} else {
filter = [filterButton itemTitleAtIndex:0];
}
[self setFilterParameter:filterButton]; // configure default filter
/* TODO - move this logic out of the FilterPanel. This should really be done in the
CVLayerView implementation perhaps in setFilterParameter , but it would be better
to do this in a sort of notification callback executed when the filterpanel attaches
the CVLayer */
NSDictionary *filterParams = [layer filterParams];
/* restore filter selection and parameters for this specific layer */
if (filterParams) {
/* restore image parameters (brightness, contrast, exposure and such) */
NSSlider *imageParam = firstImageParam;
while ([imageParam tag] <= [lastImageParam tag]) {
NSNumber *value = [filterParams valueForKey:[imageParam toolTip]];
if (value) {
[imageParam setDoubleValue:[value floatValue]];
} else {
[imageParam setDoubleValue:([imageParam minValue]+[imageParam maxValue])/2];
}
imageParam = (NSSlider *)[[imageParam nextKeyView] nextKeyView];
}
}
[lock unlock];
}
- (IBAction)setFilterParameter:(id)sender
{
if(layer) // propagate the event if we have a controlling layer
[layer setFilterParameter:sender];
}
- (IBAction)togglePreview:(id)sender
{
[previewBox clear];
if(layer)
if ([previewButton intValue])
[layer startPreview];
else
[layer stopPreview];
}
- (IBAction)toggleVisibility:(id)sender
{
if (layer)
if ([showButton state] == NSOnState)
[layer activate];
else
[layer deactivate];
}
- (IBAction)setBlendMode:(id)sender
{
if (layer) {
NSString *blendMode = [[sender selectedItem] title];
[layer setBlendMode:blendMode];
}
}
- (FilterParams *)getFilterParamsDescriptorAtIndex:(int)index
{
if (index >= FILTERS_MAX)
return nil;
return &fParams[index];
}
// handle keystrokes
- (void)keyDown:(NSEvent *)event
{
NSLog(@"Keypress (%hu) %@\n", [event keyCode], [event characters]);
}
@end
@implementation CVFilterBox
- (void)awakeFromNib
{
trackingArea = [[NSTrackingArea alloc] initWithRect:[self bounds]
options: (NSTrackingMouseEnteredAndExited | NSTrackingActiveInKeyWindow)
owner:self userInfo:nil];
[self addTrackingArea:trackingArea];
}
- (void)mouseEntered:(NSEvent *)theEvent {
}
- (void)mouseExited:(NSEvent *)theEvent {
NSPoint eventLocation = [theEvent locationInWindow];
NSRect bounds = [self bounds];
// check if the pointer is really outside the panel's bounds
if (eventLocation.x <= 0 || eventLocation.x >= bounds.size.width ||
eventLocation.y <= 0 || eventLocation.y >= bounds.size.height)
{
[[self window] orderOut:self];
[filterPanel hide];
}
}
@end
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