From 7aeae86d36a1a04e93bb4be2216cb735acfab714 Mon Sep 17 00:00:00 2001
From: Peter Mikkelsen <petermikkelsen10@gmail.com>
Date: Sun, 11 Feb 2024 15:18:27 +0000
Subject: More work

---
 graphics.c | 81 +++++++++++++++++++++++++++++++++++++++++++++++---------------
 1 file changed, 62 insertions(+), 19 deletions(-)

(limited to 'graphics.c')

diff --git a/graphics.c b/graphics.c
index 7339d8f..cb1127f 100644
--- a/graphics.c
+++ b/graphics.c
@@ -10,21 +10,56 @@
 Mousectl *mouse;
 Keyboardctl *keyboard;
 Channel *updatechan;
+Channel *mkcolourchan;
+Channel *newcolourchan;
 
 void
 drawgui(GuiElement *g)
 {
+	rlock(&g->lock);
 	GuiSpec spec = guispecs[g->type];
-	spec.draw(g);
-	for(int i = 0; i < g->nchildren; i++)
-		drawgui(g->children[i]);
-}
 
-void
-drawnone(GuiElement *g)
-{
-	Image *bg = getprop(g, Pbackground).colour->image;
-	draw(screen, g->rect, bg, nil, ZP);
+	if(memcmp(&g->rect, &g->border, sizeof(Rectangle)) != 0 && Dx(g->border) > 0 && Dy(g->border) > 0){
+		/* draw the border first */
+		Image *bc = getprop(g, Pbordercolour).colour->image;
+		Rectangle r;
+
+		/* top part */
+		r.min.x = g->border.min.x;
+		r.min.y = g->border.min.y;
+		r.max.x = g->border.max.x;
+		r.max.y = g->rect.min.y;
+		draw(screen, r, bc, nil, ZP);
+
+		/* right part */
+		r.min.x = g->rect.max.x;
+		r.min.y = g->rect.min.y;
+		r.max.x = g->border.max.x;
+		r.max.y = g->border.max.y;
+		draw(screen, r, bc, nil, ZP);
+
+		/* bottom part */
+		r.min.x = g->border.min.x;
+		r.min.y = g->rect.max.y;
+		r.max.x = g->border.max.x;
+		r.max.y = g->border.max.y;
+		draw(screen, r, bc, nil, ZP);
+
+		/* left part */
+		r.min.x = g->border.min.x;
+		r.min.y = g->border.min.y;
+		r.max.x = g->rect.min.x;
+		r.max.y = g->border.max.y;
+		draw(screen, r, bc, nil, ZP);
+	}
+
+	if(Dx(g->rect) > 0 && Dy(g->rect) > 0){
+		spec.draw(g);
+
+		for(int i = 0; i < g->nchildren; i++)
+			drawgui(g->children[i]);
+	}
+	runlock(&g->lock);
 }
 
 void
@@ -37,13 +72,10 @@ drawcontainer(GuiElement *g)
 Colour *
 mkcolour(ulong c)
 {
-	lockdisplay(display);
-	Colour *col = emalloc(sizeof(Colour));
-	col->image = allocimage(display, Rect(0,0,1,1), screen->chan, 1, c);
-	col->code = c;
-	unlockdisplay(display);
-
-	return col;
+	Colour *res = nil;
+	send(mkcolourchan, &c);
+	recv(newcolourchan, &res);
+	return res;
 }
 
 void
@@ -70,9 +102,9 @@ void
 guiproc(void *)
 {
 	int i;
+	ulong c;
 	if(initdraw(nil, nil, "guifs") < 0)
 		sysfatal("initdraw failed");
-	display->locking = 1;
 
 	if((mouse = initmouse(nil, screen)) == nil)
 		sysfatal("initmouse failed");
@@ -83,6 +115,7 @@ guiproc(void *)
 		Aupdategui,
 		Aresize,
 		Amouse,
+		Amkcolour,
 		Aaltend,
 	};
 	Alt a[] = {
@@ -92,14 +125,14 @@ guiproc(void *)
 			{mouse->resizec, nil, CHANRCV},
 		[Amouse] =
 			{mouse->c, &mouse->Mouse, CHANRCV},
+		[Amkcolour] =
+			{mkcolourchan, &c, CHANRCV},
 		[Aaltend] =
 			{nil, nil, CHANEND},
 	};
 
 	while(1){
-		unlockdisplay(display);
 		int which = alt(a);
-		lockdisplay(display);
 
 		switch(which){
 		case Aupdategui:
@@ -110,6 +143,14 @@ guiproc(void *)
 			break;
 		case Amouse:
 			break;
+		case Amkcolour:
+			{
+	
+				Colour *col = emalloc(sizeof(Colour));
+				col->image = allocimage(display, Rect(0,0,1,1), screen->chan, 1, c);
+				col->code = c;
+				send(newcolourchan, &col);
+			}
 		}
 	}
 }
@@ -118,6 +159,8 @@ void
 initgraphics(void)
 {
 	updatechan = chancreate(sizeof(int), 0);
+	mkcolourchan = chancreate(sizeof(ulong), 0);
+	newcolourchan = chancreate(sizeof(Colour *), 0);
 	proccreate(guiproc, nil, mainstacksize);
 	updategui(1);
 }
-- 
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