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Implemented Area.Repaint() on Mac OS X.

This commit is contained in:
Pietro Gagliardi 2014-08-21 13:17:35 -04:00
parent 0be1bf5caa
commit 2c305c8785
3 changed files with 26 additions and 0 deletions
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14
redo/area_darwin.go
View File

@ -35,6 +35,20 @@ func (a *area) SetSize(width, height int) {
C.moveControl(a._id, 0, 0, C.intptr_t(a.width), C.intptr_t(a.height))
}
func (a *area) Repaint(r image.Rectangle) {
var s C.struct_xrect
r = image.Rect(0, 0, a.width, a.height).Intersect(r)
if r.Empty() {
return
}
s.x = C.intptr_t(r.Min.X)
s.y = C.intptr_t(r.Min.Y)
s.width = C.intptr_t(r.Dx())
s.height = C.intptr_t(r.Dy())
C.areaRepaint(a._id, s)
}
func (a *area) RepaintAll() {
C.areaRepaintAll(a._id)
}

11
redo/area_darwin.m
View File

@ -188,6 +188,17 @@ uintptr_t keyCode(id e)
return (uintptr_t) ([toNSEvent(e) keyCode]);
}
void areaRepaint(id view, struct xrect r)
{
NSRect s;
s.origin.x = (CGFloat) r.x;
s.origin.y = (CGFloat) r.y;
s.size.width = (CGFloat) r.width;
s.size.height = (CGFloat) r.height;
[toNSView(view) displayRect:s];
}
void areaRepaintAll(id view)
{
[toNSView(view) display];

1
redo/objc_darwin.h
View File

@ -125,6 +125,7 @@ extern intptr_t buttonNumber(id);
extern intptr_t clickCount(id);
extern uintptr_t pressedMouseButtons(void);
extern uintptr_t keyCode(id);
extern void areaRepaint(id, struct xrect);
extern void areaRepaintAll(id);
/* common_darwin.m */