Re: [Lazarus] VirtualTreeView rendering on Cocoa

2019-03-26 Thread Andrea Mauri via lazarus
> Have you posted this bug on bugtracker? >> Any news about it? >> >> Reported as 0035279 Andrea -- ___ lazarus mailing list lazarus@lists.lazarus-ide.org https://lists.lazarus-ide.org/listinfo/lazarus

Re: [Lazarus] VirtualTreeView rendering on Cocoa

2019-03-26 Thread Andrea Mauri via lazarus
> > Have you posted this bug on bugtracker? > Any news about it? > > > Dear Marcos, I have no updates on this, I have not yet posted on bugtracker. I will do ASAP. Thank you, Andrea -- ___ lazarus mailing list lazarus@lists.lazarus-ide.org

Re: [Lazarus] VirtualTreeView rendering on Cocoa

2019-03-25 Thread Marcos Douglas B. Santos via lazarus
On Wed, Mar 13, 2019 at 11:27 AM Andrea Mauri via lazarus wrote: > > DoubleBuffered, True or False does not have any effect. Hi Andrea, Have you posted this bug on bugtracker? Any news about it? best regards, Marcos Douglas -- ___ lazarus mailing

Re: [Lazarus] VirtualTreeView rendering on Cocoa

2019-03-13 Thread Andrea Mauri via lazarus
> > > Graeme, if VTV code is good then blurring problem can be solved - by > setting DblBuffered to false, no? > DoubleBuffered, True or False does not have any effect. Andrea -- ___ lazarus mailing list lazarus@lists.lazarus-ide.org

Re: [Lazarus] VirtualTreeView rendering on Cocoa

2019-03-13 Thread Graeme Geldenhuys via lazarus
On 13/03/2019 11:23, Alexey via lazarus wrote: > by setting DblBuffered to false, no? I honestly don't know the current code of VTV. I haven't used VTV since around 2008. :) Your best bet, and quickest answer would be simply to try what you suggested and see what the output looks like. Regards,

Re: [Lazarus] VirtualTreeView rendering on Cocoa

2019-03-13 Thread Alexey via lazarus
Graeme, if VTV code is good then blurring problem can be solved - by setting DblBuffered to false, no? -- ___ lazarus mailing list lazarus@lists.lazarus-ide.org https://lists.lazarus-ide.org/listinfo/lazarus

Re: [Lazarus] VirtualTreeView rendering on Cocoa

2019-03-13 Thread Graeme Geldenhuys via lazarus
On 13/03/2019 10:14, Andrea Mauri via lazarus wrote: > Where should I look? I suggest you simply browse through the source code. First check to see if there is not maybe an existing property that must be set to manually enable Hi-DPI support. If not, search the internet about other users using

Re: [Lazarus] VirtualTreeView rendering on Cocoa

2019-03-13 Thread Andrea Mauri via lazarus
> > It looks like VirtualTreeView is not Hi-DPI aware. Just a guess, but it > seems that it is generating the treeview rendering on a internal image > buffer (not hi-dpi sized), and then when blitting that to the actual > window canvas, the image gets scaled - hence the pixelation. I didn't >

Re: [Lazarus] VirtualTreeView rendering on Cocoa

2019-03-12 Thread Graeme Geldenhuys via lazarus
On 12/03/2019 07:36, Andrea Mauri via lazarus wrote: > well defined, quite blurry with respect to the other component (labels > fonts, images...). > Why? It looks like VirtualTreeView is not Hi-DPI aware. Just a guess, but it seems that it is generating the treeview rendering on a internal image

[Lazarus] VirtualTreeView rendering on Cocoa

2019-03-12 Thread Andrea Mauri via lazarus
Dear All, I noticed that text and images drawn in VirtualTreeView using Cocoa are not well defined, quite blurry with respect to the other component (labels fonts, images...). Why? There is something that can be done to draw properly on Virtualtreeview too? See attached image of the