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/*
This file is part of HelpViewer (http://www.roard.com/helpviewer)
Copyright (C) 2003 Nicolas Roard (nicolas@roard.com)
2020-2021 Riccardo Mottola <rm@gnu.org>
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, write to the
Free Software Foundation, Inc.
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#import "FigureCell.h"
@implementation FigureCell
- (id) initWithSize: (NSSize) size
{
if ((self = [super init]))
{
_size = size;
_image = nil;
_legends = nil;
border = 12.0;
spaceMargin = 20.0;
}
return self;
}
- (void) setLegends: (NSArray*) legends
{
ASSIGN (_legends, legends);
}
- (void) setImage: (NSImage*) img
{
ASSIGN (_image, img);
}
- (NSSize) cellSize
{
return _size;
}
- (void) resize: (id) sender
{
[self resizeWithTextView: [sender object]];
}
- (void) resizeWithTextView: (NSTextView*) textView
{
CGFloat width = 0.0;
CGFloat minimalHeight;
CGFloat imageWidth = [_image size].width;
CGFloat imageHeight = [_image size].height;
width = [textView bounds].size.width - -2*spaceMargin - 2*border;
if (_legends)
{
NSUInteger i;
CGFloat margin = (width - imageWidth)/2;
NSMutableParagraphStyle* paragraph = [NSMutableParagraphStyle new];
[paragraph setAlignment: NSLeftTextAlignment];
[paragraph setTailIndent: margin];
[paragraph setHeadIndent: 0.0];
[paragraph setFirstLineHeadIndent: 0.0];
NSDictionary* attributes = [NSDictionary dictionaryWithObject: paragraph
forKey: NSParagraphStyleAttributeName];
[paragraph release];
NSMutableArray* preLeftLegends = [NSMutableArray array];
NSMutableArray* preRightLegends = [NSMutableArray array];
for (i=0; i<[_legends count]; i++)
{
Legend* current = [_legends objectAtIndex: i];
[[current legend] addAttributes: attributes
range: NSMakeRange (0, [[current legend] length])];
NSSize s = [[current legend] size];
[current setHeight: s.height];
if ([current point].x > (imageWidth/2))
{
[current setRightPos]; // on range droite
[preRightLegends addObject: current];
}
else
{
[preLeftLegends addObject: current];
}
}
NSArray* leftLegends = [preLeftLegends sortedArrayUsingSelector: @selector (compareWith:)];
NSArray* rightLegends = [preRightLegends sortedArrayUsingSelector: @selector (compareWith:)];
CGFloat leftLegendsHeight = 0;
CGFloat rightLegendsHeight = 0;
for (i=0; i < [leftLegends count]; i++)
{
leftLegendsHeight += [[leftLegends objectAtIndex: i] height];
}
for (i=0; i < [rightLegends count]; i++)
{
rightLegendsHeight += [[rightLegends objectAtIndex: i] height];
}
CGFloat minimalInterspace = 8;
minimalHeight = leftLegendsHeight+([leftLegends count]+1)*minimalInterspace;
if (imageHeight < minimalHeight)
imageHeight = minimalHeight;
}
_size = NSMakeSize (width, imageHeight);
}
- (void) drawLegends: (NSArray*) legends onRight: (BOOL) right
withInterspace: (CGFloat) interspace withAttributes: (NSDictionary*) attributes
withFrame: (NSRect) cellFrame withBorder: (CGFloat) aBorder withMargin: (CGFloat) Margin
withSpaceMargin: (CGFloat) aSpaceMargin withImageWidth: (CGFloat) imageWidth withPosImage: (CGFloat) posImage
{
CGFloat posY = interspace;
NSUInteger i;
for (i = 0; i < [legends count]; i++)
{
NSRect r;
NSPoint t, tp, p;
Legend* current = [legends objectAtIndex: i];
[[current legend] addAttributes: attributes
range: NSMakeRange (0, [[current legend] length])];
NSSize s = [[current legend] size];
// NSSize s = [[current legend] sizeWithAttributes: attributes];
if (!right)
{
r = NSMakeRect (cellFrame.origin.x + aBorder + (Margin-s.width) - 2, cellFrame.origin.y + posY - 2, s.width + 4, s.height + 4);
t = NSMakePoint (cellFrame.origin.x + aBorder + (Margin-s.width), cellFrame.origin.y + posY);
tp = NSMakePoint (cellFrame.origin.x + aBorder + Margin + 2, cellFrame.origin.y + posY + s.height/2);
}
else
{
r = NSMakeRect (cellFrame.origin.x + aBorder + Margin + (2*aSpaceMargin) + imageWidth - 2,
cellFrame.origin.y + posY - 2, s.width + 4, s.height + 4);
t = NSMakePoint (cellFrame.origin.x + aBorder + Margin + (2*aSpaceMargin) + imageWidth,
cellFrame.origin.y + posY);
tp = NSMakePoint (cellFrame.origin.x + aBorder + Margin + (2*aSpaceMargin) + imageWidth - 2,
cellFrame.origin.y + posY + s.height/2);
}
p = NSMakePoint (cellFrame.origin.x + aBorder + Margin + aSpaceMargin + [current point].x,
cellFrame.origin.y + [current point].y + posImage);
// [[NSBezierPath bezierPathWithRect: r] stroke];
[[NSColor colorWithCalibratedRed: 0.81 green: 0.84 blue: 0.88 alpha:1.0] set];
NSBezierPath* path = [[NSBezierPath alloc] init];
CGFloat radius = 8;
NSPoint p1 = NSMakePoint (r.origin.x, r.origin.y + radius);
NSPoint p2 = NSMakePoint (r.origin.x, r.origin.y + r.size.height - radius);
NSPoint p4 = NSMakePoint (r.origin.x + r.size.width - radius, r.origin.y + r.size.height);
NSPoint p6 = NSMakePoint (r.origin.x + r.size.width, r.origin.y + radius);
NSPoint p8 = NSMakePoint (r.origin.x + radius, r.origin.y);
NSPoint pr1 = NSMakePoint (r.origin.x + radius, r.origin.y + r.size.height - radius);
NSPoint pr2 = NSMakePoint (r.origin.x + r.size.width - radius, r.origin.y + r.size.height - radius);
NSPoint pr3 = NSMakePoint (r.origin.x + r.size.width - radius, r.origin.y + radius);
NSPoint pr4 = NSMakePoint (r.origin.x + radius, r.origin.y + radius);
[path moveToPoint: p1];
[path lineToPoint: p2];
[path appendBezierPathWithArcWithCenter: pr1 radius: radius startAngle: 180 endAngle: 90 clockwise: YES];
[path lineToPoint: p4];
[path appendBezierPathWithArcWithCenter: pr2 radius: radius startAngle: 90 endAngle: 0 clockwise: YES];
[path lineToPoint: p6];
[path appendBezierPathWithArcWithCenter: pr3 radius: radius startAngle: 0 endAngle: 270 clockwise: YES];
[path lineToPoint: p8];
//[path appendBezierPathWithArcFromPoint: p8 toPoint: p1 radius: radius];
[path appendBezierPathWithArcWithCenter: pr4 radius: radius startAngle: 270 endAngle: 180 clockwise: YES];
[path fill];
[path release];
// [[current legend] drawAtPoint: t withAttributes: attributes];
[[current legend] drawAtPoint: t];
NSBezierPath* path2 = [NSBezierPath bezierPath];
[path2 moveToPoint: tp];
[path2 lineToPoint: p];
[path2 stroke];
posY += s.height + interspace;
}
}
- (void) drawWithFrame: (NSRect) cellFrame
inView: (NSView*) controlView
{
if (![controlView window])
return;
[[NSColor whiteColor] set];
NSRectFill (cellFrame);
//NSLog (@"drawInteriorWithFrame de FigureCell ... ");
//NSLog (@"image : %@", _image);
//NSLog (@"cellframe origin x : %.2f origin y : %.2f", cellFrame.origin.x, cellFrame.origin.y);
NSLog (@"cellFrame height : %.2f", cellFrame.size.height);
if (_legends)
{
NSUInteger i;
CGFloat interspace = 20.0;
CGFloat imageWidth = [_image size].width;
CGFloat imageHeight = [_image size].height;
CGFloat margin = (cellFrame.size.width - imageWidth - 2*spaceMargin - 2*border)/2;
CGFloat posImage = 0.0;
if (imageHeight < cellFrame.size.height)
{
posImage = (cellFrame.size.height - imageHeight)/2;
}
NSPoint imageOrigin = NSMakePoint (cellFrame.origin.x + border + margin + spaceMargin,
cellFrame.origin.y + imageHeight + posImage);
[_image compositeToPoint: imageOrigin operation: NSCompositeSourceAtop];
NSMutableParagraphStyle* paragraph = [NSMutableParagraphStyle new];
[paragraph setAlignment: NSLeftTextAlignment];
[paragraph setTailIndent: margin];
[paragraph setHeadIndent: 0.0];
[paragraph setFirstLineHeadIndent: 0.0];
NSDictionary* attributes = [NSDictionary dictionaryWithObject: paragraph
forKey: NSParagraphStyleAttributeName];
[paragraph release];
NSMutableArray* preLeftLegends = [NSMutableArray array];
NSMutableArray* preRightLegends = [NSMutableArray array];
for (i=0; i<[_legends count]; i++)
{
Legend* current = [_legends objectAtIndex: i];
[[current legend] addAttributes: attributes
range: NSMakeRange (0, [[current legend] length])];
NSSize s = [[current legend] size];
[current setHeight: s.height];
if ([current point].x > (imageWidth/2))
{
[current setRightPos]; // on range droite
[preRightLegends addObject: current];
}
else
{
[preLeftLegends addObject: current];
}
}
NSArray* leftLegends = [preLeftLegends sortedArrayUsingSelector: @selector (compareWith:)];
NSArray* rightLegends = [preRightLegends sortedArrayUsingSelector: @selector (compareWith:)];
CGFloat leftLegendsHeight = 0.0;
CGFloat rightLegendsHeight = 0.0;
for (i=0; i < [leftLegends count]; i++)
{
leftLegendsHeight += [[leftLegends objectAtIndex: i] height];
}
for (i=0; i < [rightLegends count]; i++)
{
rightLegendsHeight += [[rightLegends objectAtIndex: i] height];
}
interspace = (cellFrame.size.height - leftLegendsHeight)/ ([leftLegends count]+1);
[self drawLegends: leftLegends onRight: NO withInterspace: interspace
withAttributes: attributes withFrame: cellFrame withBorder: border
withMargin: margin withSpaceMargin: spaceMargin withImageWidth: imageWidth
withPosImage: posImage];
interspace = (cellFrame.size.height - rightLegendsHeight)/ ([rightLegends count]+1);
[self drawLegends: rightLegends onRight: YES withInterspace: interspace
withAttributes: attributes withFrame: cellFrame withBorder: border
withMargin: margin withSpaceMargin: spaceMargin withImageWidth: imageWidth
withPosImage: posImage];
}
}
@end
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