mirror of
https://github.com/kennethreitz-archive/gitx.git
synced 2026-06-05 23:40:18 +00:00
Pieter de Bie
e570c3e50a
We used to use NSObjects, which was really expensive, because for each commit as many as 100 graphlines can be created. By preallocating them and not using NSObjects in general, we gain a massive speedup
307 lines
8.9 KiB
Objective-C
307 lines
8.9 KiB
Objective-C
//
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// PBGitRevisionCell.m
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// GitX
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//
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// Created by Pieter de Bie on 17-06-08.
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// Copyright 2008 __MyCompanyName__. All rights reserved.
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//
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#import "PBGitRevisionCell.h"
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#import "PBGitRef.h"
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#import "RoundedRectangle.h"
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@implementation PBGitRevisionCell
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- (id) initWithCoder: (id) coder
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{
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self = [super initWithCoder:coder];
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textCell = [[NSTextFieldCell alloc] initWithCoder:coder];
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return self;
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}
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- (NSArray*) colors
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{
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return [NSArray arrayWithObjects:
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[NSColor colorWithCalibratedRed: 0X4e/256.0 green:0X9A/256.0 blue: 0X06/256.0 alpha: 1.0],
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[NSColor colorWithCalibratedRed: 0X20/256.0 green:0X4A/256.0 blue: 0X87/256.0 alpha: 1.0],
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[NSColor colorWithCalibratedRed: 0XC4/256.0 green:0XA0/256.0 blue: 0 alpha: 1.0],
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[NSColor colorWithCalibratedRed: 0X5C/256.0 green:0X35/256.0 blue: 0X66/256.0 alpha: 1.0],
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[NSColor colorWithCalibratedRed: 0XA4/256.0 green:0X00/256.0 blue: 0X00/256.0 alpha: 1.0],
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[NSColor colorWithCalibratedRed: 0XCE/256.0 green:0X5C/256.0 blue: 0 alpha: 1.0],
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nil];
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}
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- (void) drawLineFromColumn: (int) from toColumn: (int) to inRect: (NSRect) r offset: (int) offset color: (int) c
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{
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int columnWidth = 10;
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NSPoint origin = r.origin;
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NSPoint source = NSMakePoint(origin.x + columnWidth* from, origin.y + offset);
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NSPoint center = NSMakePoint( origin.x + columnWidth * to, origin.y + r.size.height * 0.5 + 0.5);
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// Just use red for now.
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NSArray* colors = [self colors];
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[[colors objectAtIndex: c % [colors count]] set];
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NSBezierPath * path = [NSBezierPath bezierPath];
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[path setLineWidth:2];
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[path moveToPoint: source];
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[path lineToPoint: center];
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[path stroke];
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}
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- (void) drawCircleInRect: (NSRect) r
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{
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int c = cellInfo.position;
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int columnWidth = 10;
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NSPoint origin = r.origin;
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NSPoint columnOrigin = { origin.x + columnWidth * c, origin.y};
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NSRect oval = { columnOrigin.x - 5, columnOrigin.y + r.size.height * 0.5 - 5, 10, 10};
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NSBezierPath * path = [NSBezierPath bezierPath];
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path = [NSBezierPath bezierPathWithOvalInRect:oval];
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[[NSColor blackColor] set];
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[path fill];
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NSRect smallOval = { columnOrigin.x - 3, columnOrigin.y + r.size.height * 0.5 - 3, 6, 6};
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[[NSColor whiteColor] set];
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path = [NSBezierPath bezierPathWithOvalInRect:smallOval];
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[path fill];
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}
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- (void) drawTriangleInRect: (NSRect) r sign: (char) sign
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{
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int c = cellInfo.position;
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int columnHeight = 10;
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int columnWidth = 8;
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NSPoint top;
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if (sign == '<')
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top.x = round(r.origin.x) + 10 * c + 4;
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else {
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top.x = round(r.origin.x) + 10 * c - 4;
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columnWidth *= -1;
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}
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top.y = r.origin.y + (r.size.height - columnHeight) / 2;
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NSBezierPath * path = [NSBezierPath bezierPath];
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// Start at top
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[path moveToPoint: NSMakePoint(top.x, top.y)];
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// Go down
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[path lineToPoint: NSMakePoint(top.x, top.y + columnHeight)];
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// Go left top
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[path lineToPoint: NSMakePoint(top.x - columnWidth, top.y + columnHeight / 2)];
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// Go to top again
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[path closePath];
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[[NSColor whiteColor] set];
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[path fill];
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[[NSColor blackColor] set];
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[path setLineWidth: 2];
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[path stroke];
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}
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- (NSMutableDictionary*) attributesForRefLabelSelected: (BOOL) selected isCurrentBranch: (BOOL) curBranch
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{
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NSMutableDictionary *attributes = [[[NSMutableDictionary alloc] initWithCapacity:2] autorelease];
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NSMutableParagraphStyle* style = [[[NSParagraphStyle defaultParagraphStyle] mutableCopy] autorelease];
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NSString *fontName;
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if(curBranch)
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fontName = @"Helvetica-Bold";
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else
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fontName = @"Helvetica";
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[style setAlignment:NSCenterTextAlignment];
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[attributes setObject:style forKey:NSParagraphStyleAttributeName];
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[attributes setObject:[NSFont fontWithName:fontName size:9] forKey:NSFontAttributeName];
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//if (selected)
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// [attributes setObject:[NSColor alternateSelectedControlTextColor] forKey:NSForegroundColorAttributeName];
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return attributes;
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}
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- (NSColor*) colorForRef: (PBGitRef*) ref
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{
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NSString* type = [ref type];
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if ([type isEqualToString:@"head"])
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return [NSColor colorWithCalibratedRed: 0Xaa/256.0 green:0Xf2/256.0 blue: 0X54/256.0 alpha: 1.0];
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else if ([type isEqualToString:@"remote"])
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return [NSColor colorWithCalibratedRed: 0xb2/256.0 green:0Xdf/256.0 blue: 0Xff/256.0 alpha: 1.0];
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else if ([type isEqualToString:@"tag"])
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return [NSColor colorWithCalibratedRed: 0Xfc/256.0 green:0Xed/256.0 blue: 0X4f/256.0 alpha: 1.0];
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return [NSColor yellowColor];
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}
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-(NSArray *)rectsForRefsinRect:(NSRect) rect;
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{
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NSMutableArray *array = [NSMutableArray array];
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static const int ref_padding = 10;
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static const int ref_spacing = 2;
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NSRect lastRect = rect;
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lastRect.origin.x = round(lastRect.origin.x) - 0.5;
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lastRect.origin.y = round(lastRect.origin.y) - 0.5;
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for (PBGitRef *ref in self.objectValue.refs) {
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NSMutableDictionary* attributes = [self attributesForRefLabelSelected:NO isCurrentBranch:NO];
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NSSize textSize = [[ref shortName] sizeWithAttributes:attributes];
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NSRect newRect = lastRect;
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newRect.size.width = textSize.width + ref_padding;
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newRect.size.height = textSize.height;
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newRect.origin.y = rect.origin.y + (rect.size.height - newRect.size.height) / 2;
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[array addObject:[NSValue valueWithRect:newRect]];
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lastRect = newRect;
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lastRect.origin.x += (int)lastRect.size.width + ref_spacing;
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}
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return array;
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}
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- (void) drawLabelAtIndex:(int)index inRect:(NSRect)rect
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{
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NSArray *refs = self.objectValue.refs;
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PBGitRef *ref = [refs objectAtIndex:index];
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BOOL isCurBranch = [ref.ref isEqualToString:[[[controller repository] headRef] simpleRef]];
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NSMutableDictionary* attributes = [self attributesForRefLabelSelected:[self isHighlighted]
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isCurrentBranch:isCurBranch];
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NSBezierPath *border = [NSBezierPath bezierPathWithRoundedRect:rect cornerRadius: 2.0];
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[[self colorForRef:ref] set];
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[border fill];
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[[ref shortName] drawInRect:rect withAttributes:attributes];
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[border stroke];
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}
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- (void) drawRefsInRect: (NSRect *)refRect
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{
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[[NSColor blackColor] setStroke];
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NSRect lastRect;
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int index = 0;
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for (NSValue *rectValue in [self rectsForRefsinRect:*refRect])
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{
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NSRect rect = [rectValue rectValue];
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[self drawLabelAtIndex:index inRect:rect];
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lastRect = rect;
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++index;
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}
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refRect->size.width -= lastRect.origin.x - refRect->origin.x + lastRect.size.width;
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refRect->origin.x = lastRect.origin.x + lastRect.size.width;
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}
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- (void) drawWithFrame: (NSRect) rect inView:(NSView *)view
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{
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cellInfo = [self.objectValue lineInfo];
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if (cellInfo && ![controller hasNonlinearPath]) {
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float pathWidth = 10 + 10 * cellInfo.numColumns;
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NSRect ownRect;
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NSDivideRect(rect, &ownRect, &rect, pathWidth, NSMinXEdge);
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int i;
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struct PBGitGraphLine *lines = cellInfo.lines;
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for (i = 0; i < cellInfo.nLines; i++) {
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if (lines[i].upper == 0)
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[self drawLineFromColumn: lines[i].from toColumn: lines[i].to inRect:ownRect offset: ownRect.size.height color: lines[i].colorIndex];
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else
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[self drawLineFromColumn: lines[i].from toColumn: lines[i].to inRect:ownRect offset: 0 color:lines[i].colorIndex];
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}
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if (cellInfo.sign == '<' || cellInfo.sign == '>')
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[self drawTriangleInRect: ownRect sign: cellInfo.sign];
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else
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[self drawCircleInRect: ownRect];
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}
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if ([self.objectValue refs])
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[self drawRefsInRect:&rect];
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// Still use this superclass because of hilighting differences
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//_contents = [self.objectValue subject];
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//[super drawWithFrame:rect inView:view];
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[textCell setObjectValue: [self.objectValue subject]];
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[textCell setHighlighted: [self isHighlighted]];
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[textCell drawWithFrame:rect inView: view];
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}
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- (void) setObjectValue: (PBGitCommit*)object {
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[super setObjectValue:[NSValue valueWithNonretainedObject:object]];
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}
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- (PBGitCommit*) objectValue {
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return [[super objectValue] nonretainedObjectValue];
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}
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- (int) indexAtX:(float)x
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{
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cellInfo = [self.objectValue lineInfo];
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float pathWidth = 0;
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if (cellInfo && ![controller hasNonlinearPath])
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pathWidth = 10 + 10 * cellInfo.numColumns;
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int index = 0;
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NSRect refRect = NSMakeRect(pathWidth, 0, 1000, 10000);
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for (NSValue *rectValue in [self rectsForRefsinRect:refRect])
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{
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NSRect rect = [rectValue rectValue];
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if (x >= rect.origin.x && x <= (rect.origin.x + rect.size.width))
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return index;
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++index;
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}
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return -1;
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}
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- (NSRect) rectAtIndex:(int)index
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{
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cellInfo = [self.objectValue lineInfo];
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float pathWidth = 0;
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if (cellInfo && ![controller hasNonlinearPath])
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pathWidth = 10 + 10 * cellInfo.numColumns;
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NSRect refRect = NSMakeRect(pathWidth, 0, 1000, 10000);
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return [[[self rectsForRefsinRect:refRect] objectAtIndex:index] rectValue];
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}
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# pragma mark context menu delegate methods
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- (NSMenu *) menuForEvent:(NSEvent *)event inRect:(NSRect)rect ofView:(NSView *)view
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{
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if (!contextMenuDelegate)
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return [self menu];
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int i = [self indexAtX:[view convertPointFromBase:[event locationInWindow]].x];
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if (i < 0)
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return [self menu];
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id ref = [[[self objectValue] refs] objectAtIndex:i];
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if (!ref)
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return [self menu];
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NSArray *items = [contextMenuDelegate menuItemsForRef:ref commit:[self objectValue]];
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NSMenu *menu = [[NSMenu alloc] init];
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for (NSMenuItem *item in items)
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[menu addItem:item];
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return menu;
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return [self menu];
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}
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@end
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