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Elphel
kicad-source-mirror
Commits
2c9dd508
Commit
2c9dd508
authored
Jan 14, 2010
by
charras
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attempt to find a suitable way to draw grid depending on platforms
parent
e1534141
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1
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14 additions
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2 deletions
+14
-2
drawpanel.cpp
common/drawpanel.cpp
+14
-2
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common/drawpanel.cpp
View file @
2c9dd508
...
...
@@ -12,6 +12,7 @@
#include "class_base_screen.h"
#include "wxstruct.h"
#include <wx/wupdlock.h>
#include "kicad_device_context.h"
#define CURSOR_SIZE 12 // Cursor size in pixels
...
...
@@ -760,9 +761,18 @@ void WinEDA_DrawPanel::DrawBackGround( wxDC* DC )
GRSetColorPen
(
DC
,
color
);
int
xpos
,
ypos
;
#if 0 // Use a pixel based draw to display grid
// Draw grid: the best algorithm depend on the platform.
// under macOSX, the first method is better
// under window, the second method is better
// Under linux, to be tested (could be depend on linux versions
// so perhaps could be necessary to set this option at run time.
#if defined ( __WXMAC__ )
// Use a pixel based draw to display grid
// There is a lot of calls, so the cost is hight
// and grid is slowly drawn on some platforms
wxWindowUpdateLocker
(
this
);
// under macOSX: drawings are faster with this
for
(
ii
=
0
;
;
ii
++
)
{
xg
=
wxRound
(
ii
*
screen_grid_size
.
x
);
...
...
@@ -775,14 +785,16 @@ void WinEDA_DrawPanel::DrawBackGround( wxDC* DC )
yg
=
wxRound
(
jj
*
screen_grid_size
.
y
);
if
(
yg
>
size
.
y
)
break
;
int
ypos = org.y + yg;
ypos
=
org
.
y
+
yg
;
DC
->
DrawPoint
(
xpos
,
GRMapY
(
ypos
)
);
}
}
#else // Currently on test: Use a fast way to draw the grid
// But this is fast if the Blit function is fast. Not true on all platforms
// a grid column is drawn; and then copied to others grid columns
// this is possible because the grid is drawn only after clearing the screen.
// under MACOSX, is very slow
ii
=
1
;
xg
=
wxRound
(
ii
*
screen_grid_size
.
x
);
int
x0pos
=
GRMapX
(
org
.
x
+
xg
);
...
...
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