U++ forum: Welcome to the forum

Status & Roadmap

Authors & License

Funding Ultimate++

Search on this site

Search in forums

Home » U++ Library support » Draw, Display, Images, Bitmaps, Icons » How to set the dpi (dots per inch) of an image

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Return to the default flat view

Create a new topic

Submit Reply

Re: How to set the dpi (dots per inch) of an image [message #28747 is a reply to message #28731]

Wed, 15 September 2010 09:17

koldo is currently offline

koldo
Messages: 3357
Registered: August 2008

Senior Veteran

Hello Mirek

Here I enclose you the changed files and changes list:

In Draw
Image.cpp and Image.h
Added
void ImageBuffer::SetDPI(Size dpi)
Size ImageBuffer::GetDPI()
Size Image::GetDPI()

RasterEncoder.cpp and Raster.h
Added in RasterEncoder
void SetDPI(Size sz);
Size GetDPI();

Modified in RasterEncoder
virtual void Start(Size sz, Size dots) = 0;
void Create(Size sz, Size dots);
void Create(int cx, int cy, Size dots)
void Create(Size sz, Size dots, const RGBA *palette);
void Create(int cx, int cy, Size dots, const RGBA *palette);
void Create(Size sz, Size dots, Raster& pal_raster);
void Create(int cx, int cy, Size dots, Raster& pal_raster);
virtual void Start(Size sz, Size dots);

In plugin/png
pngupp.cpp and png.h
Added
static void SetDotSize(Size pixel_size, Size dots_size, png_uint_32 &x_ppm, png_uint_32 &y_ppm, int unit_type)

Modified
bool PNGRaster::Create()
class PNGEncoder::Data
void PNGEncoder::Data::Start(Stream& stream, Size size_, Size dots_, int bpp, ImageKind kind_, bool interlace_, const RGBA *imgpal)
void PNGEncoder::Start(Size sz, Size dots)

Attachment: changes.7z
(Size: 12.16KB, Downloaded 236 times)

Best regards
Iñaki

[Updated on: Wed, 15 September 2010 09:19]

Report message to a moderator

Send a private message to this user

[Message index]

		How to set the dpi (dots per inch) of an image By: koldo on Thu, 15 July 2010 11:07
		Re: How to set the dpi (dots per inch) of an image By: mirek on Sat, 17 July 2010 09:58
		Re: How to set the dpi (dots per inch) of an image By: koldo on Mon, 19 July 2010 10:03
		Re: How to set the dpi (dots per inch) of an image By: mirek on Fri, 23 July 2010 11:37
		Re: How to set the dpi (dots per inch) of an image By: koldo on Sat, 24 July 2010 11:08
		Re: How to set the dpi (dots per inch) of an image By: koldo on Mon, 26 July 2010 09:50
		Re: How to set the dpi (dots per inch) of an image By: mirek on Fri, 13 August 2010 11:13
		Re: How to set the dpi (dots per inch) of an image By: koldo on Fri, 13 August 2010 13:46
		Re: How to set the dpi (dots per inch) of an image By: koldo on Sun, 22 August 2010 23:51
		Re: How to set the dpi (dots per inch) of an image By: mirek on Wed, 08 September 2010 09:17
		Re: How to set the dpi (dots per inch) of an image By: koldo on Fri, 10 September 2010 11:41
		Re: How to set the dpi (dots per inch) of an image By: koldo on Fri, 10 September 2010 13:42
		Re: How to set the dpi (dots per inch) of an image By: mirek on Mon, 13 September 2010 17:33
		Re: How to set the dpi (dots per inch) of an image By: koldo on Mon, 13 September 2010 21:56
		Re: How to set the dpi (dots per inch) of an image By: koldo on Tue, 14 September 2010 09:51
		Re: How to set the dpi (dots per inch) of an image By: koldo on Wed, 15 September 2010 09:17
		Re: How to set the dpi (dots per inch) of an image By: koldo on Wed, 15 September 2010 13:38
		Re: How to set the dpi (dots per inch) of an image By: koldo on Wed, 15 September 2010 15:02
		Re: How to set the dpi (dots per inch) of an image By: mirek on Thu, 16 September 2010 23:49
		Re: How to set the dpi (dots per inch) of an image By: koldo on Fri, 17 September 2010 09:58
		Re: How to set the dpi (dots per inch) of an image By: koldo on Fri, 17 September 2010 10:39
		Re: How to set the dpi (dots per inch) of an image By: mirek on Fri, 17 September 2010 20:17
		Re: How to set the dpi (dots per inch) of an image By: koldo on Fri, 17 September 2010 22:29

Previous Topic:	Icon at right side of the menuBar
Next Topic:	GetExifThumbnail doc

Goto Forum:

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

PDF

]

Current Time: Fri Apr 26 23:26:11 CEST 2024

Total time taken to generate the page: 0.05953 seconds