blob: 40ed57cc88dd2d2f3bc49238cd6b72730d972e04 [file] [log] [blame]
#include "SkTypes.h"
#if defined(SK_BUILD_FOR_MAC) && !defined(SK_USE_WXWIDGETS)
#include <Carbon/Carbon.h>
#include "SkCGUtils.h"
#include "SkWindow.h"
#include "SkCanvas.h"
#include "SkOSMenu.h"
#include "SkTime.h"
#include "SkGraphics.h"
#include <new.h>
static void (*gPrevNewHandler)();
extern "C" {
static void sk_new_handler()
{
if (SkGraphics::SetFontCacheUsed(0))
return;
if (gPrevNewHandler)
gPrevNewHandler();
else
sk_throw();
}
}
static SkOSWindow* gCurrOSWin;
static EventTargetRef gEventTarget;
static EventQueueRef gCurrEventQ;
static OSStatus MyDrawEventHandler(EventHandlerCallRef myHandler,
EventRef event, void *userData) {
// NOTE: GState is save/restored by the HIView system doing the callback,
// so the draw handler doesn't need to do it
OSStatus status = noErr;
CGContextRef context;
HIRect bounds;
// Get the CGContextRef
status = GetEventParameter (event, kEventParamCGContextRef,
typeCGContextRef, NULL,
sizeof (CGContextRef),
NULL,
&context);
if (status != noErr) {
SkDebugf("Got error %d getting the context!\n", status);
return status;
}
// Get the bounding rectangle
HIViewGetBounds ((HIViewRef) userData, &bounds);
gCurrOSWin->doPaint(context);
return status;
}
#define SK_MacEventClass FOUR_CHAR_CODE('SKec')
#define SK_MacEventKind FOUR_CHAR_CODE('SKek')
#define SK_MacEventParamName FOUR_CHAR_CODE('SKev')
#define SK_MacEventSinkIDParamName FOUR_CHAR_CODE('SKes')
static void set_bindingside(HISideBinding* side, HIViewRef parent, HIBindingKind kind) {
side->toView = parent;
side->kind = kind;
side->offset = 0;
}
static void set_axisscale(HIAxisScale* axis, HIViewRef parent) {
axis->toView = parent;
axis->kind = kHILayoutScaleAbsolute;
axis->ratio = 1;
}
static void set_axisposition(HIAxisPosition* pos, HIViewRef parent, HIPositionKind kind) {
pos->toView = parent;
pos->kind = kind;
pos->offset = 0;
}
SkOSWindow::SkOSWindow(void* hWnd) : fHWND(hWnd)
{
OSStatus result;
WindowRef wr = (WindowRef)hWnd;
HIViewRef imageView, parent;
HIViewRef rootView = HIViewGetRoot(wr);
HIViewFindByID(rootView, kHIViewWindowContentID, &parent);
result = HIImageViewCreate(NULL, &imageView);
SkASSERT(result == noErr);
result = HIViewAddSubview(parent, imageView);
SkASSERT(result == noErr);
fHVIEW = imageView;
HIViewSetVisible(imageView, true);
HIViewPlaceInSuperviewAt(imageView, 0, 0);
if (true) {
HILayoutInfo layout;
layout.version = kHILayoutInfoVersionZero;
set_bindingside(&layout.binding.left, parent, kHILayoutBindLeft);
set_bindingside(&layout.binding.top, parent, kHILayoutBindTop);
set_bindingside(&layout.binding.right, parent, kHILayoutBindRight);
set_bindingside(&layout.binding.bottom, parent, kHILayoutBindBottom);
set_axisscale(&layout.scale.x, parent);
set_axisscale(&layout.scale.y, parent);
set_axisposition(&layout.position.x, parent, kHILayoutPositionLeft);
set_axisposition(&layout.position.y, rootView, kHILayoutPositionTop);
HIViewSetLayoutInfo(imageView, &layout);
}
HIImageViewSetOpaque(imageView, true);
HIImageViewSetScaleToFit(imageView, false);
static const EventTypeSpec gTypes[] = {
{ kEventClassKeyboard, kEventRawKeyDown },
{ kEventClassKeyboard, kEventRawKeyUp },
{ kEventClassMouse, kEventMouseDown },
{ kEventClassMouse, kEventMouseDragged },
{ kEventClassMouse, kEventMouseUp },
{ kEventClassTextInput, kEventTextInputUnicodeForKeyEvent },
{ kEventClassWindow, kEventWindowBoundsChanged },
// { kEventClassWindow, kEventWindowDrawContent },
{ SK_MacEventClass, SK_MacEventKind }
};
EventHandlerUPP handlerUPP = NewEventHandlerUPP(SkOSWindow::EventHandler);
int count = SK_ARRAY_COUNT(gTypes);
result = InstallEventHandler(GetWindowEventTarget(wr), handlerUPP,
count, gTypes, this, nil);
SkASSERT(result == noErr);
gCurrOSWin = this;
gCurrEventQ = GetCurrentEventQueue();
gEventTarget = GetWindowEventTarget(wr);
static bool gOnce = true;
if (gOnce) {
gOnce = false;
gPrevNewHandler = set_new_handler(sk_new_handler);
}
}
void SkOSWindow::doPaint(void* ctx)
{
#if 0
this->update(NULL);
const SkBitmap& bm = this->getBitmap();
CGImageRef img = SkCreateCGImageRef(bm);
if (img) {
CGRect r = CGRectMake(0, 0, bm.width(), bm.height());
CGContextRef cg = reinterpret_cast<CGContextRef>(ctx);
CGContextSaveGState(cg);
CGContextTranslateCTM(cg, 0, r.size.height);
CGContextScaleCTM(cg, 1, -1);
CGContextDrawImage(cg, r, img);
CGContextRestoreGState(cg);
CGImageRelease(img);
}
#endif
}
void SkOSWindow::updateSize()
{
Rect r;
GetWindowBounds((WindowRef)fHWND, kWindowContentRgn, &r);
this->resize(r.right - r.left, r.bottom - r.top);
#if 0
HIRect frame;
HIViewRef imageView = (HIViewRef)getHVIEW();
HIViewRef parent = HIViewGetSuperview(imageView);
HIViewGetBounds(imageView, &frame);
SkDebugf("------ %d bounds %g %g %g %g\n", r.right - r.left,
frame.origin.x, frame.origin.y, frame.size.width, frame.size.height);
#endif
}
void SkOSWindow::onHandleInval(const SkIRect& r)
{
SkEvent* evt = new SkEvent("inval-imageview");
evt->post(this->getSinkID());
}
bool SkOSWindow::onEvent(const SkEvent& evt) {
if (evt.isType("inval-imageview")) {
this->update(NULL);
const SkBitmap& bm = this->getBitmap();
CGImageRef img = SkCreateCGImageRef(bm);
HIImageViewSetImage((HIViewRef)getHVIEW(), img);
CGImageRelease(img);
return true;
}
return INHERITED::onEvent(evt);
}
void SkOSWindow::onSetTitle(const char title[])
{
CFStringRef str = CFStringCreateWithCString(NULL, title, kCFStringEncodingUTF8);
SetWindowTitleWithCFString((WindowRef)fHWND, str);
CFRelease(str);
}
void SkOSWindow::onAddMenu(const SkOSMenu* sk_menu)
{
}
static void getparam(EventRef inEvent, OSType name, OSType type, UInt32 size, void* data)
{
EventParamType actualType;
UInt32 actualSize;
OSStatus status;
status = GetEventParameter(inEvent, name, type, &actualType, size, &actualSize, data);
SkASSERT(status == noErr);
SkASSERT(actualType == type);
SkASSERT(actualSize == size);
}
enum {
SK_MacReturnKey = 36,
SK_MacDeleteKey = 51,
SK_MacEndKey = 119,
SK_MacLeftKey = 123,
SK_MacRightKey = 124,
SK_MacDownKey = 125,
SK_MacUpKey = 126,
SK_Mac0Key = 0x52,
SK_Mac1Key = 0x53,
SK_Mac2Key = 0x54,
SK_Mac3Key = 0x55,
SK_Mac4Key = 0x56,
SK_Mac5Key = 0x57,
SK_Mac6Key = 0x58,
SK_Mac7Key = 0x59,
SK_Mac8Key = 0x5b,
SK_Mac9Key = 0x5c
};
static SkKey raw2key(UInt32 raw)
{
static const struct {
UInt32 fRaw;
SkKey fKey;
} gKeys[] = {
{ SK_MacUpKey, kUp_SkKey },
{ SK_MacDownKey, kDown_SkKey },
{ SK_MacLeftKey, kLeft_SkKey },
{ SK_MacRightKey, kRight_SkKey },
{ SK_MacReturnKey, kOK_SkKey },
{ SK_MacDeleteKey, kBack_SkKey },
{ SK_MacEndKey, kEnd_SkKey },
{ SK_Mac0Key, k0_SkKey },
{ SK_Mac1Key, k1_SkKey },
{ SK_Mac2Key, k2_SkKey },
{ SK_Mac3Key, k3_SkKey },
{ SK_Mac4Key, k4_SkKey },
{ SK_Mac5Key, k5_SkKey },
{ SK_Mac6Key, k6_SkKey },
{ SK_Mac7Key, k7_SkKey },
{ SK_Mac8Key, k8_SkKey },
{ SK_Mac9Key, k9_SkKey }
};
for (unsigned i = 0; i < SK_ARRAY_COUNT(gKeys); i++)
if (gKeys[i].fRaw == raw)
return gKeys[i].fKey;
return kNONE_SkKey;
}
static void post_skmacevent()
{
EventRef ref;
OSStatus status = CreateEvent(nil, SK_MacEventClass, SK_MacEventKind, 0, 0, &ref);
SkASSERT(status == noErr);
#if 0
status = SetEventParameter(ref, SK_MacEventParamName, SK_MacEventParamName, sizeof(evt), &evt);
SkASSERT(status == noErr);
status = SetEventParameter(ref, SK_MacEventSinkIDParamName, SK_MacEventSinkIDParamName, sizeof(sinkID), &sinkID);
SkASSERT(status == noErr);
#endif
EventTargetRef target = gEventTarget;
SetEventParameter(ref, kEventParamPostTarget, typeEventTargetRef, sizeof(target), &target);
SkASSERT(status == noErr);
status = PostEventToQueue(gCurrEventQ, ref, kEventPriorityStandard);
SkASSERT(status == noErr);
ReleaseEvent(ref);
}
pascal OSStatus SkOSWindow::EventHandler( EventHandlerCallRef inHandler, EventRef inEvent, void* userData )
{
SkOSWindow* win = (SkOSWindow*)userData;
OSStatus result = eventNotHandledErr;
UInt32 wClass = GetEventClass(inEvent);
UInt32 wKind = GetEventKind(inEvent);
gCurrOSWin = win; // will need to be in TLS. Set this so PostEvent will work
switch (wClass) {
case kEventClassMouse: {
Point pt;
getparam(inEvent, kEventParamMouseLocation, typeQDPoint, sizeof(pt), &pt);
SetPortWindowPort((WindowRef)win->getHWND());
GlobalToLocal(&pt);
switch (wKind) {
case kEventMouseDown:
(void)win->handleClick(pt.h, pt.v, Click::kDown_State);
break;
case kEventMouseDragged:
(void)win->handleClick(pt.h, pt.v, Click::kMoved_State);
break;
case kEventMouseUp:
(void)win->handleClick(pt.h, pt.v, Click::kUp_State);
break;
default:
break;
}
break;
}
case kEventClassKeyboard:
if (wKind == kEventRawKeyDown) {
UInt32 raw;
getparam(inEvent, kEventParamKeyCode, typeUInt32, sizeof(raw), &raw);
SkKey key = raw2key(raw);
if (key != kNONE_SkKey)
(void)win->handleKey(key);
} else if (wKind == kEventRawKeyUp) {
UInt32 raw;
getparam(inEvent, kEventParamKeyCode, typeUInt32, sizeof(raw), &raw);
SkKey key = raw2key(raw);
if (key != kNONE_SkKey)
(void)win->handleKeyUp(key);
}
break;
case kEventClassTextInput:
if (wKind == kEventTextInputUnicodeForKeyEvent) {
UInt16 uni;
getparam(inEvent, kEventParamTextInputSendText, typeUnicodeText, sizeof(uni), &uni);
win->handleChar(uni);
}
break;
case kEventClassWindow:
switch (wKind) {
case kEventWindowBoundsChanged:
win->updateSize();
break;
case kEventWindowDrawContent: {
CGContextRef cg;
result = GetEventParameter(inEvent,
kEventParamCGContextRef,
typeCGContextRef,
NULL,
sizeof (CGContextRef),
NULL,
&cg);
if (result != 0) {
cg = NULL;
}
win->doPaint(cg);
break;
}
default:
break;
}
break;
case SK_MacEventClass: {
SkASSERT(wKind == SK_MacEventKind);
if (SkEvent::ProcessEvent()) {
post_skmacevent();
}
#if 0
SkEvent* evt;
SkEventSinkID sinkID;
getparam(inEvent, SK_MacEventParamName, SK_MacEventParamName, sizeof(evt), &evt);
getparam(inEvent, SK_MacEventSinkIDParamName, SK_MacEventSinkIDParamName, sizeof(sinkID), &sinkID);
#endif
result = noErr;
break;
}
default:
break;
}
if (result == eventNotHandledErr) {
result = CallNextEventHandler(inHandler, inEvent);
}
return result;
}
///////////////////////////////////////////////////////////////////////////////////////
void SkEvent::SignalNonEmptyQueue()
{
post_skmacevent();
// SkDebugf("signal nonempty\n");
}
static TMTask gTMTaskRec;
static TMTask* gTMTaskPtr;
static void sk_timer_proc(TMTask* rec)
{
SkEvent::ServiceQueueTimer();
// SkDebugf("timer task fired\n");
}
void SkEvent::SignalQueueTimer(SkMSec delay)
{
if (gTMTaskPtr)
{
RemoveTimeTask((QElem*)gTMTaskPtr);
DisposeTimerUPP(gTMTaskPtr->tmAddr);
gTMTaskPtr = nil;
}
if (delay)
{
gTMTaskPtr = &gTMTaskRec;
memset(gTMTaskPtr, 0, sizeof(gTMTaskRec));
gTMTaskPtr->tmAddr = NewTimerUPP(sk_timer_proc);
OSErr err = InstallTimeTask((QElem*)gTMTaskPtr);
// SkDebugf("installtimetask of %d returned %d\n", delay, err);
PrimeTimeTask((QElem*)gTMTaskPtr, delay);
}
}
#endif