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Diffstat (limited to 'tikzit/src/gtk/GraphEditorPanel.m')
| -rw-r--r-- | tikzit/src/gtk/GraphEditorPanel.m | 211 |
1 files changed, 0 insertions, 211 deletions
diff --git a/tikzit/src/gtk/GraphEditorPanel.m b/tikzit/src/gtk/GraphEditorPanel.m deleted file mode 100644 index c87e53e..0000000 --- a/tikzit/src/gtk/GraphEditorPanel.m +++ /dev/null @@ -1,211 +0,0 @@ -/* - * Copyright 2012 Alex Merry <alex.merry@kdemail.net> - * - * This program 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. - * - * This program 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 this program. If not, see <http://www.gnu.org/licenses/>. - */ - -#import "GraphEditorPanel.h" - -#import "Application.h" -#import "GraphRenderer.h" -#import "HandTool.h" -#import "InputDelegate.h" -#import "TikzDocument.h" -#import "WidgetSurface.h" - -#import <gdk/gdkkeysyms.h> - -@class GraphRenderer; -@class WidgetSurface; - -/** - * Mostly just a multiplexer - */ -@interface GraphInputHandler : NSObject<InputDelegate> { - GraphEditorPanel *panel; -} -- (id) initForPanel:(GraphEditorPanel*)p; -@end - -@implementation GraphEditorPanel - -@synthesize previewHandler; - -- (id) init { - return [self initWithDocument:nil]; -} -- (id) initWithDocument:(TikzDocument*)document { - self = [super init]; - if (self) { - surface = [[WidgetSurface alloc] init]; - [surface setDefaultScale:50.0f]; - [surface setKeepCentered:YES]; - [surface setCanFocus:YES]; - renderer = [[GraphRenderer alloc] initWithSurface:surface document:document]; - - inputHandler = [[GraphInputHandler alloc] initForPanel:self]; - [surface setInputDelegate:inputHandler]; - } - return self; -} - -- (void) dealloc { - [renderer release]; - [surface release]; - [inputHandler release]; - - [super dealloc]; -} - -- (TikzDocument*) document { - return [renderer document]; -} -- (void) setDocument:(TikzDocument*)doc { - [renderer setDocument:doc]; -} -- (GtkWidget*) widget { - return [surface widget]; -} -- (id<Tool>) activeTool { - return tool; -} -- (void) setActiveTool:(id<Tool>)t { - if (t == tool) - return; - - [[[renderer document] pickSupport] deselectAllNodes]; - [[[renderer document] pickSupport] deselectAllEdges]; - - BOOL hadOldTool = ([tool activeRenderer] == renderer); - - id oldTool = tool; - tool = [t retain]; - [oldTool release]; - - if (hadOldTool) { - [self grabTool]; - } -} - -- (BOOL) hasTool { - return [tool activeRenderer] == renderer; -} - -- (void) grabTool { - if ([tool activeRenderer] != renderer) { - [[tool activeRenderer] setPostRenderer:nil]; - [tool setActiveRenderer:renderer]; - } - [renderer setPostRenderer:tool]; -} - -- (void) zoomInAboutPoint:(NSPoint)pos { [surface zoomInAboutPoint:pos]; } -- (void) zoomOutAboutPoint:(NSPoint)pos { [surface zoomOutAboutPoint:pos]; } -- (void) zoomIn { [surface zoomIn]; } -- (void) zoomOut { [surface zoomOut]; } -- (void) zoomReset { [surface zoomReset]; } - -@end - -@implementation GraphInputHandler -- (id) initForPanel:(GraphEditorPanel*)p { - self = [super init]; - if (self) { - // NB: no retention! - panel = p; - } - return self; -} -- (id) init { - [self release]; - return nil; -} -- (void) dealloc { - [super dealloc]; -} - -// FIXME: use a local copy of HandTool to implement CTRL-dragging -- (void) mousePressAt:(NSPoint)pos withButton:(MouseButton)button andMask:(InputMask)mask { - [panel grabTool]; - id<Tool> tool = [panel activeTool]; - if ([tool respondsToSelector:@selector(mousePressAt:withButton:andMask:)]) { - [tool mousePressAt:pos withButton:button andMask:mask]; - } -} - -- (void) mouseDoubleClickAt:(NSPoint)pos withButton:(MouseButton)button andMask:(InputMask)mask { - [panel grabTool]; - id<Tool> tool = [panel activeTool]; - if ([tool respondsToSelector:@selector(mouseDoubleClickAt:withButton:andMask:)]) { - [tool mouseDoubleClickAt:pos withButton:button andMask:mask]; - } -} - -- (void) mouseReleaseAt:(NSPoint)pos withButton:(MouseButton)button andMask:(InputMask)mask { - if (![panel hasTool]) - return; - id<Tool> tool = [panel activeTool]; - if ([tool respondsToSelector:@selector(mouseReleaseAt:withButton:andMask:)]) { - [tool mouseReleaseAt:pos withButton:button andMask:mask]; - } -} - -- (void) mouseMoveTo:(NSPoint)pos withButtons:(MouseButton)buttons andMask:(InputMask)mask { - if (![panel hasTool]) - return; - id<Tool> tool = [panel activeTool]; - if ([tool respondsToSelector:@selector(mouseMoveTo:withButtons:andMask:)]) { - [tool mouseMoveTo:pos withButtons:buttons andMask:mask]; - } -} - -- (void) mouseScrolledAt:(NSPoint)pos inDirection:(ScrollDirection)dir withMask:(InputMask)mask { - id<Tool> tool = [panel activeTool]; - if (mask == ControlMask) { - if (dir == ScrollUp) { - [panel zoomInAboutPoint:pos]; - } else if (dir == ScrollDown) { - [panel zoomOutAboutPoint:pos]; - } - } else if ([panel hasTool] && [tool respondsToSelector:@selector(mouseScrolledAt:inDirection:withMask:)]) { - [tool mouseScrolledAt:pos inDirection:dir withMask:mask]; - } -} - -- (void) keyPressed:(unsigned int)keyVal withMask:(InputMask)mask { - if (keyVal == GDK_KEY_space && !mask) { - return; - } - if (![app activateToolForKey:keyVal withMask:mask]) { - id<Tool> tool = [panel activeTool]; - if ([panel hasTool] && [tool respondsToSelector:@selector(keyPressed:withMask:)]) { - [tool keyPressed:keyVal withMask:mask]; - } - } -} - -- (void) keyReleased:(unsigned int)keyVal withMask:(InputMask)mask { - if (keyVal == GDK_KEY_space && !mask) { - [[panel previewHandler] showPreview]; - } - if (![app activateToolForKey:keyVal withMask:mask]) { - id<Tool> tool = [panel activeTool]; - if ([panel hasTool] && [tool respondsToSelector:@selector(keyReleased:withMask:)]) { - [tool keyReleased:keyVal withMask:mask]; - } - } -} -@end - -// vim:ft=objc:ts=8:et:sts=4:sw=4 |