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atheos.cpp
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atheos.cpp
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#include "cfg.h"
#ifdef GRDRV_ATHEOS
#include <atheos/threads.h>
#include <gui/view.h>
#include <gui/window.h>
#include <gui/desktop.h>
#include <gui/bitmap.h>
#include <util/locker.h>
#include <util/application.h>
#include <string>
using namespace std;
extern "C" {
#include "links.h"
}
#define WINDOW_TITLE_SIZE 16
#define TOP_PANEL_SIZE 32
#define NEW_WINDOW_X_ADD 16
#define NEW_WINDOW_Y_ADD 16
#define NEW_WINDOW_X_MIN 8
#define NEW_WINDOW_Y_MIN 8
#ifdef debug
#undef debug
#endif
#ifdef debug2
#undef debug2
#endif
#define debug(x)
#define debug2(x)
extern struct graphics_driver atheos_driver;
using namespace os;
class LinksApplication : public Application {
public:
LinksApplication():Application("application/x-vnd.links"){}
virtual bool OkToQuit(){return false;}
};
class LinksView;
class LinksWindow : public Window {
public:
LinksWindow(Rect r);
~LinksWindow();
virtual void FrameSized(const Point &d);
virtual bool OkToQuit();
int resized;
LinksView *view;
};
class LinksView : public View {
public:
LinksView(LinksWindow *w);
~LinksView();
virtual void Paint(const Rect &r);
virtual void MouseDown(const Point &p, uint32 b);
virtual void MouseUp(const Point &p, uint32 b, Message *m);
virtual void MouseMove(const Point &p, int c, uint32 b, Message *m);
virtual void KeyDown(const char *s, const char *rs, uint32 q);
virtual void WheelMove(const point &d);
LinksWindow *win;
struct graphics_device *dev;
void d_flush();
int flushing;
int last_x, last_y;
};
#define lv(dev) ((LinksView *)(dev)->driver_data)
#define lock_dev(dev) do { if (lv(dev)->win->Lock()) return; } while (0)
#define lock_dev0(dev) do { if (lv(dev)->win->Lock()) return 0; } while (0)
#define unlock_dev(dev) do { lv(dev)->win->Unlock(); } while (0)
LinksApplication *ath_links_app;
Locker *ath_lock = NULL;
int msg_pipe[2];
thread_id ath_app_thread_id;
#define rpipe (msg_pipe[0])
#define wpipe (msg_pipe[1])
#define small_color (sizeof(Color32_s) <= sizeof(long))
#define get_color32(c, rgb) Color32_s c((rgb >> 16) & 255, (rgb >> 8) & 255, rgb & 255, 255)
color_space ath_cs_desktop, ath_cs_bmp;
int ath_x_size, ath_y_size;
int ath_y_panel;
int ath_win_x_size, ath_win_y_size;
int ath_win_x_pos, ath_win_y_pos;
LinksWindow::LinksWindow(Rect r):Window(r, "links_wnd", "Links")
{
debug2("LINKSWINDOW\n");
resized = 0;
view = NULL;
}
LinksWindow::~LinksWindow()
{
view = NULL;
debug2("~LINKSWINDOW\n");
}
void LinksWindow::FrameSized(const Point &d)
{
resized = 1;
}
bool LinksWindow::OkToQuit()
{
ath_lock->Lock();
Lock();
if (view) if (view->dev) view->dev->keyboard_handler(view->dev, KBD_CTRL_C, 0);
Unlock();
ath_lock->Unlock();
write(wpipe, " ", 1);
/*debug2("key: :%s: :%s: %d %d\n", s, rs, q, c);*/
return false;
}
void do_flush(void *p_dev)
{
struct graphics_device *dev = (struct graphics_device *)p_dev;
LinksView *v = lv(dev);
v->win->Lock();
v->win->Flush();
v->win->Unlock();
v->flushing = 0;
}
LinksView::LinksView(LinksWindow *w):View(w->GetBounds(), "Links", CF_FOLLOW_ALL, WID_WILL_DRAW | WID_FULL_UPDATE_ON_RESIZE)
{
debug2("LINKSVIEW\n");
(win = w)->AddChild(this);
w->SetFocusChild(this);
w->view = this;
flushing = 0;
last_x = last_y = 0;
}
LinksView::~LinksView()
{
win->view = NULL;
debug2("~LINKSVIEW\n");
}
void LinksView::d_flush()
{
if (flushing) return;
register_bottom_half(do_flush, this->dev);
flushing = 1;
}
#undef select
int ath_select(int n, fd_set *r, fd_set *w, fd_set *e, struct timeval *t)
{
int v;
if (ath_lock) ath_lock->Unlock();
v = select(n, r, w, e, t);
if (ath_lock) {
ath_lock->Lock();
check_bottom_halves();
}
return v;
}
void ath_get_event(void *dummy)
{
char dummy_buffer[256];
read(rpipe, dummy_buffer, 256);
debug2("GETE\n");
}
void ath_get_size(struct graphics_device *dev)
{
Rect r = lv(dev)->GetBounds();
dev->size.x1 = dev->size.y1 = 0;
dev->size.x2 = (int)r.Width() + 1;
dev->size.y2 = (int)r.Height() + 1;
}
void LinksView::Paint(const Rect &r)
{
struct rect rr;
win->Unlock();
ath_lock->Lock();
win->Lock();
rr.x1 = (int)r.left;
rr.x2 = (int)r.right + 1;
rr.y1 = (int)r.top;
rr.y2 = (int)r.bottom + 1;
/*debug2("paint: %d %d %d %d\n", rr.x1, rr.x2, rr.y1, rr.y2);*/
if (dev) {
if (!win->resized) dev->redraw_handler(dev, &rr);
else {
ath_get_size(dev);
win->resized = 0;
dev->resize_handler(dev);
}
}
check_bottom_halves();
ath_lock->Unlock();
write(wpipe, " ", 1);
}
void LinksView::MouseDown(const Point &p, uint32 b)
{
win->Unlock();
ath_lock->Lock();
win->Lock();
if (dev) dev->mouse_handler(dev, last_x = (int)p.x, last_y = (int)p.y, B_DOWN | (b == 2 ? B_RIGHT : b == 3 ? B_MIDDLE : B_LEFT));
ath_lock->Unlock();
write(wpipe, " ", 1);
}
void LinksView::MouseUp(const Point &p, uint32 b, Message *m)
{
win->Unlock();
ath_lock->Lock();
win->Lock();
if (dev) dev->mouse_handler(dev, last_x = (int)p.x, last_y = (int)p.y, B_UP | (b == 2 ? B_RIGHT : b == 3 ? B_MIDDLE : B_LEFT));
ath_lock->Unlock();
write(wpipe, " ", 1);
}
void LinksView::MouseMove(const Point &p, int c, uint32 b, Message *m)
{
win->Unlock();
ath_lock->Lock();
win->Lock();
if (dev) dev->mouse_handler(dev, last_x = (int)p.x, last_y = (int)p.y, !b ? B_MOVE : B_DRAG | (b & 1 ? B_LEFT : b & 2 ? B_RIGHT : b & 4 ? B_MIDDLE : B_LEFT));
ath_lock->Unlock();
write(wpipe, " ", 1);
}
void LinksView::WheelMove(const point &d)
{
win->Unlock();
ath_lock->Lock();
win->Lock();
if (d.y) if (dev) dev->mouse_handler(dev, last_x, last_y, B_MOVE | (d.y > 0 ? B_WHEELDOWN : B_WHEELUP));
if (d.x) if (dev) dev->mouse_handler(dev, last_x, last_y, B_MOVE | (d.x < 0 ? B_WHEELLEFT : B_WHEELRIGHT));
ath_lock->Unlock();
write(wpipe, " ", 1);
}
void LinksView::KeyDown(const char *s, const char *rs, uint32 q)
{
int c;
unsigned char *ss = q & (QUAL_CTRL | QUAL_ALT) ? (unsigned char *)rs : (unsigned char *)s;
win->Unlock();
ath_lock->Lock();
win->Lock();
GET_UTF_8(ss, c);
switch (c) {
case VK_BACKSPACE: c = KBD_BS; break;
case VK_ENTER: c = KBD_ENTER; break;
case VK_SPACE: c = ' '; break;
case VK_TAB: c = KBD_TAB; break;
case VK_ESCAPE: c = KBD_ESC; break;
case VK_LEFT_ARROW: c = KBD_LEFT; break;
case VK_RIGHT_ARROW: c = KBD_RIGHT; break;
case VK_UP_ARROW: c = KBD_UP; break;
case VK_DOWN_ARROW: c = KBD_DOWN; break;
case VK_INSERT: c = KBD_INS; break;
case VK_DELETE: c = KBD_DEL; break;
case VK_HOME: c = KBD_HOME; break;
case VK_END: c = KBD_END; break;
case VK_PAGE_UP: c = KBD_PAGE_UP; break;
case VK_PAGE_DOWN: c = KBD_PAGE_DOWN; break;
default: if (c < 32) c = 0;
else q &= ~QUAL_SHIFT;
break;
}
if (c) if (dev) dev->keyboard_handler(dev, c, (q & QUAL_SHIFT ? KBD_SHIFT : 0) | (q & QUAL_CTRL ? KBD_CTRL : 0) | (q & QUAL_ALT ? KBD_ALT : 0));
ath_lock->Unlock();
write(wpipe, " ", 1);
/*debug2("key: :%s: :%s: %d %d\n", s, rs, q, c);*/
}
unsigned char *ath_get_driver_param(void)
{
return NULL;
}
uint32 ath_app_thread(void *p)
{
ath_links_app->Run();
delete ath_links_app;
return 0;
}
unsigned char *ath_init_driver(unsigned char *param, unsigned char *display)
{
Desktop *d;
ath_links_app = new LinksApplication();
if (!ath_links_app) {
return stracpy((unsigned char *)"Unable to allocate Application object.\n");
}
ath_lock = new Locker("links_sem", false, false);
if (!ath_lock || ath_lock->Lock()) {
delete ath_links_app;
return stracpy((unsigned char *)"Could not create lock.\n");
}
if (c_pipe(msg_pipe)) {
delete ath_lock; ath_lock = NULL;
delete ath_links_app;
return stracpy((unsigned char *)"Could not create pipe.\n");
}
fcntl(rpipe, F_SETFL, O_NONBLOCK);
fcntl(wpipe, F_SETFL, O_NONBLOCK);
set_handlers(rpipe, ath_get_event, NULL, NULL, NULL);
ath_app_thread_id = spawn_thread("links_app", (void *)ath_app_thread, 0, 0, NULL);
resume_thread(ath_app_thread_id);
if ((d = new Desktop)) {
ath_cs_desktop = d->GetColorSpace();
ath_x_size = d->GetResolution().x;
ath_y_size = d->GetResolution().y;
delete d;
} else {
ath_cs_desktop = CS_NO_COLOR_SPACE;
ath_x_size = 640;
ath_y_size = 480;
}
ath_y_panel = WINDOW_TITLE_SIZE;
#ifdef __SYLLABLE__
ath_y_panel += TOP_PANEL_SIZE;
#endif
if (ath_y_panel > ath_y_size) ath_y_panel = 0;
ath_win_y_size = (ath_y_size - ath_y_panel) * 9 / 10;
ath_win_x_size = ath_win_y_size;
/*
debug2("%d %d\n", ath_x_size, ath_y_size);
debug2("%d %d\n", ath_win_x_size, ath_win_y_size);
*/
ath_win_y_pos = (ath_y_size - ath_y_panel - ath_win_y_size) / 2 + ath_y_panel;
ath_win_x_pos = ath_x_size - ath_win_x_size - ath_win_y_pos;
if (/*ath_cs_desktop == CS_RGB32 ||*/ ath_cs_desktop == CS_RGB24 || ath_cs_desktop == CS_RGB16 || ath_cs_desktop == CS_RGB15)
ath_cs_bmp = ath_cs_desktop;
else if (ath_cs_desktop == CS_RGB32 || ath_cs_desktop == CS_RGBA32) ath_cs_bmp = CS_RGB24;
else ath_cs_bmp = CS_RGB15;
switch (ath_cs_bmp) {
case CS_RGB24:
atheos_driver.depth = 0xc3;
break;
case CS_RGB16:
atheos_driver.depth = 0x82;
break;
case CS_RGB15:
atheos_driver.depth = 0x7a;
break;
default:
internal((unsigned char *)"unknown depth");
}
return NULL;
}
void ath_shutdown_driver()
{
debug((unsigned char *)"D");
close(rpipe);
close(wpipe);
set_handlers(rpipe, NULL, NULL, NULL, NULL);
ath_lock->Unlock();
debug((unsigned char *)"DD");
ath_links_app->PostMessage(M_TERMINATE);
debug((unsigned char *)"E");
/*delete ath_lock; ath_lock = NULL;*/
debug((unsigned char *)"F");
}
struct graphics_device *ath_init_device()
{
LinksView *view;
LinksWindow *win;
struct graphics_device *dev = (struct graphics_device *)mem_calloc(sizeof(struct graphics_device));
if (!dev) return NULL;
debug((unsigned char *)"1");
retry:
win = new LinksWindow(Rect(ath_win_x_pos, ath_win_y_pos, ath_win_x_pos + ath_win_x_size, ath_win_y_pos + ath_win_y_size));
debug((unsigned char *)"2");
if (!win) {
if (out_of_memory(NULL, 0))
goto retry;
mem_free(dev);
return NULL;
}
debug((unsigned char *)"3");
retry2:
view = new LinksView(win);
if (!view) {
if (out_of_memory(NULL, 0))
goto retry2;
delete win;
mem_free(dev);
return NULL;
}
view->dev = dev;
dev->driver_data = view;
ath_get_size(dev);
memcpy(&dev->clip, &dev->size, sizeof(struct rect));
debug((unsigned char *)"4");
win->Show();
win->MakeFocus();
debug((unsigned char *)"5");
ath_win_x_pos += NEW_WINDOW_X_ADD;
ath_win_y_pos += NEW_WINDOW_Y_ADD;
if (ath_win_x_pos + ath_win_x_size > ath_x_size - NEW_WINDOW_X_MIN)
ath_win_x_pos = NEW_WINDOW_X_MIN;
if (ath_win_y_pos + ath_win_y_size > ath_y_size - NEW_WINDOW_Y_MIN)
ath_win_y_pos = ath_y_panel + NEW_WINDOW_Y_MIN;
return dev;
}
void ath_shutdown_device(struct graphics_device *dev)
{
LinksWindow *win = lv(dev)->win;
unregister_bottom_half(do_flush, dev);
lv(dev)->dev = NULL;
win->PostMessage(M_TERMINATE);
mem_free(dev);
}
void ath_set_title(struct graphics_device *dev, unsigned char *title)
{
LinksWindow *win = lv(dev)->win;
lock_dev(dev);
win->SetTitle(string((char *)title));
lv(dev)->d_flush();
unlock_dev(dev);
}
int ath_get_empty_bitmap(struct bitmap *bmp)
{
debug2("bmp\n");
Bitmap *b;
retry:
b = new Bitmap(bmp->x, bmp->y, ath_cs_bmp, Bitmap::SHARE_FRAMEBUFFER);
if (!b) {
if (out_of_memory(NULL, 0))
goto retry;
bmp->data = NULL;
bmp->flags = NULL;
return -1;
}
bmp->data = b->LockRaster();
bmp->skip = b->GetBytesPerRow();
bmp->flags = b;
return 0;
}
void ath_register_bitmap(struct bitmap *bmp)
{
Bitmap *b = (Bitmap *)bmp->flags;
if (!b) return;
b->UnlockRaster();
}
void *ath_prepare_strip(struct bitmap *bmp, int top, int lines)
{
debug2("preps\n");
Bitmap *b = (Bitmap *)bmp->flags;
if (!b) return NULL;
bmp->data = b->LockRaster();
bmp->skip = b->GetBytesPerRow();
return ((char *)bmp->data) + bmp->skip * top;
}
void ath_commit_strip(struct bitmap *bmp, int top, int lines)
{
Bitmap *b = (Bitmap *)bmp->flags;
if (!b) return;
b->UnlockRaster();
}
void ath_unregister_bitmap(struct bitmap *bmp)
{
debug2("unb\n");
Bitmap *b = (Bitmap *)bmp->flags;
if (!b) return;
delete b;
}
void ath_draw_bitmap(struct graphics_device *dev, struct bitmap *bmp, int x, int y)
{
debug2("drawb\n");
Bitmap *b = (Bitmap *)bmp->flags;
if (!b) return;
lock_dev(dev);
lv(dev)->DrawBitmap(b, b->GetBounds(), Rect(x, y, x + bmp->x - 1, y + bmp->y - 1));
lv(dev)->d_flush();
unlock_dev(dev);
}
#if 0
void ath_draw_bitmaps(struct graphics_device *dev, struct bitmap **bmp, int n, int x, int y)
{
LinksView *lvv = lv(dev);
lock_dev(dev);
while (n--) {
Bitmap *b = (Bitmap *)(*bmp)->flags;
lvv->DrawBitmap(b, b->GetBounds(), Rect(x, y, x + (*bmp)->x, y + (*bmp)->y));
x += (*bmp)->x;
bmp++;
}
lv(dev)->d_flush();
unlock_dev(dev);
}
#endif
long ath_get_color(int rgb)
{
if (small_color) {
get_color32(c, rgb);
return *(long *)(void *)&c;
} else return rgb & 0xffffff;
}
void ath_fill_area(struct graphics_device *dev, int x1, int y1, int x2, int y2, long color)
{
debug2("fill\n");
if (x1 >= x2 || y1 >= y2) return;
lock_dev(dev);
if (small_color)
lv(dev)->FillRect(Rect(x1, y1, x2 - 1, y2 - 1), *(Color32_s *)(void *)&color);
else
lv(dev)->FillRect(Rect(x1, y1, x2 - 1, y2 - 1), get_color32(, color));
lv(dev)->d_flush();
unlock_dev(dev);
}
void ath_draw_hline(struct graphics_device *dev, int x1, int y, int x2, long color)
{
debug2("hline\n");
if (x1 >= x2) return;
lock_dev(dev);
if (small_color)
lv(dev)->SetFgColor(*(Color32_s *)(void *)&color);
else
lv(dev)->SetFgColor(get_color32(, color));
lv(dev)->DrawLine(Point(IPoint(x1, y)), Point(IPoint(x2 - 1, y)));
lv(dev)->d_flush();
unlock_dev(dev);
}
void ath_draw_vline(struct graphics_device *dev, int x, int y1, int y2, long color)
{
debug2("vline\n");
if (y1 >= y2) return;
lock_dev(dev);
if (small_color)
lv(dev)->SetFgColor(*(Color32_s *)(void *)&color);
else
lv(dev)->SetFgColor(get_color32(, color));
lv(dev)->DrawLine(Point(IPoint(x, y1)), Point(IPoint(x, y2 - 1)));
lv(dev)->d_flush();
unlock_dev(dev);
}
int ath_hscroll(struct graphics_device *dev, struct rect_set **ignore, int sc)
{
debug2("hscroll\n");
if (dev->clip.x1 >= dev->clip.x2 || dev->clip.y1 >= dev->clip.y2) return 0;
if (sc <= dev->clip.x1 - dev->clip.x2) return 1;
if (sc >= dev->clip.x2 - dev->clip.x1) return 1;
lock_dev0(dev);
if (sc > 0) lv(dev)->ScrollRect(Rect(dev->clip.x1, dev->clip.y1, dev->clip.x2 - sc - 1, dev->clip.y2 - 1), Rect(dev->clip.x1 + sc, dev->clip.y1, dev->clip.x2 - 1, dev->clip.y2 - 1));
else lv(dev)->ScrollRect(Rect(dev->clip.x1 - sc, dev->clip.y1, dev->clip.x2 - 1, dev->clip.y2 - 1), Rect(dev->clip.x1, dev->clip.y1, dev->clip.x2 + sc - 1, dev->clip.y2 - 1));
lv(dev)->d_flush();
unlock_dev(dev);
return 1;
}
int ath_vscroll(struct graphics_device *dev, struct rect_set **ignore, int sc)
{
debug2("vscroll\n");
if (!sc || dev->clip.x1 >= dev->clip.x2 || dev->clip.y1 >= dev->clip.y2) return 0;
if (sc <= dev->clip.y1 - dev->clip.y2) return 1;
if (sc >= dev->clip.y2 - dev->clip.y1) return 1;
lock_dev0(dev);
if (sc > 0) lv(dev)->ScrollRect(Rect(dev->clip.x1, dev->clip.y1, dev->clip.x2 - 1, dev->clip.y2 - sc - 1), Rect(dev->clip.x1, dev->clip.y1 + sc, dev->clip.x2 - 1, dev->clip.y2 - 1));
else lv(dev)->ScrollRect(Rect(dev->clip.x1, dev->clip.y1 - sc, dev->clip.x2 - 1, dev->clip.y2 - 1), Rect(dev->clip.x1, dev->clip.y1, dev->clip.x2 - 1, dev->clip.y2 + sc - 1));
lv(dev)->d_flush();
unlock_dev(dev);
return 1;
}
void ath_set_clip_area(struct graphics_device *dev, struct rect *r)
{
debug2("setc\n");
generic_set_clip_area(dev, r);
lock_dev(dev);
lv(dev)->SetDrawingRegion(Region(IRect(dev->clip.x1, dev->clip.y1, dev->clip.x2 - 1, dev->clip.y2 - 1)));
unlock_dev(dev);
}
struct graphics_driver atheos_driver = {
(unsigned char *)"atheos",
ath_init_driver,
ath_init_device,
ath_shutdown_device,
ath_shutdown_driver,
dummy_emergency_shutdown,
ath_get_driver_param,
ath_get_empty_bitmap,
/*ath_get_filled_bitmap,*/
ath_register_bitmap,
ath_prepare_strip,
ath_commit_strip,
ath_unregister_bitmap,
ath_draw_bitmap,
/*ath_draw_bitmaps,*/
ath_get_color,
ath_fill_area,
ath_draw_hline,
ath_draw_vline,
ath_hscroll,
ath_vscroll,
ath_set_clip_area,
dummy_block,
dummy_unblock,
ath_set_title,
NULL, /* exec */
NULL, /* set_clipboard_text */
NULL, /* get_clipboard_text */
0, /* depth */
0, 0, /* size */
GD_NO_OS_SHELL, /* flags */
0, /* codepage */
NULL, /* shell */
};
#endif