Add skia to the repository.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@16 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 121 insertions, 0 deletions

diff --git a/skia/animator/SkDisplayEvents.cpp b/skia/animator/SkDisplayEvents.cpp
new file mode 100644
index 0000000..0f13b70
--- /dev/null
+++ b/skia/animator/SkDisplayEvents.cpp
@@ -0,0 +1,121 @@
+/* libs/graphics/animator/SkDisplayEvents.cpp
+**
+** Copyright 2006, Google Inc.
+**
+** Licensed under the Apache License, Version 2.0 (the "License"); 
+** you may not use this file except in compliance with the License. 
+** You may obtain a copy of the License at 
+**
+**     http://www.apache.org/licenses/LICENSE-2.0 
+**
+** Unless required by applicable law or agreed to in writing, software 
+** distributed under the License is distributed on an "AS IS" BASIS, 
+** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
+** See the License for the specific language governing permissions and 
+** limitations under the License.
+*/
+
+#include "SkDisplayEvents.h"
+#include "SkAnimateMaker.h"
+#include "SkAnimator.h"
+#include "SkDisplayEvent.h"
+#include "SkDisplayMovie.h"
+#include "SkDrawable.h"
+#ifdef SK_DEBUG
+#include "SkDump.h"
+#endif
+
+SkEventState::SkEventState() : fCode(0), fDisable(false), fDisplayable(0), fX(0), fY(0) {
+}
+
+SkEvents::SkEvents() {
+}
+
+SkEvents::~SkEvents() {
+}
+
+bool SkEvents::doEvent(SkAnimateMaker& maker, SkDisplayEvent::Kind kind, SkEventState* state) {
+/*#ifdef SK_DUMP_ENABLED
+    if (maker.fDumpEvents) {
+        SkDebugf("doEvent: ");
+        SkString str;
+        SkDump::GetEnumString(SkType_EventKind, kind, &str);
+        SkDebugf("kind=%s ", str.c_str());
+        if (state && state->fDisplayable)
+            state->fDisplayable->SkDisplayable::dump(&maker);
+        else
+            SkDebugf("\n");
+    }
+#endif*/
+    bool handled = false;
+    SkDisplayable** firstMovie = maker.fMovies.begin();
+    SkDisplayable** endMovie = maker.fMovies.end();
+    for (SkDisplayable** ptr = firstMovie; ptr < endMovie; ptr++) {
+        SkDisplayMovie* movie = (SkDisplayMovie*) *ptr;
+        if (kind != SkDisplayEvent::kOnload)
+            movie->doEvent(kind, state);
+    }
+    SkDisplayable* displayable = state ? state->fDisplayable : NULL;
+    int keyCode = state ? state->fCode : 0;
+    int count = fEvents.count();
+    for (int index = 0; index < count; index++) {
+        SkDisplayEvent* evt = fEvents[index];
+        if (evt->disable)
+            continue;
+        if (evt->kind != kind)
+            continue;
+        if (evt->code != (SkKey) -1) {
+            if ((int) evt->code > keyCode || (int) (evt->fMax != (SkKey) -1 ? evt->fMax : evt->code) < keyCode)
+                continue;
+            evt->fLastCode = (SkKey) keyCode;
+        }
+        if (evt->fTarget != NULL && evt->fTarget != displayable)
+            continue;
+        if (state == NULL || state->fDisable == 0) {
+            if (kind >= SkDisplayEvent::kMouseDown && kind <= SkDisplayEvent::kMouseUp) {
+                evt->x = state->fX;
+                evt->y = state->fY;
+            }
+            if (evt->enableEvent(maker))
+                fError = true;
+        }
+        handled = true;
+    }
+    return handled;
+}
+
+#ifdef SK_DUMP_ENABLED
+void SkEvents::dump(SkAnimateMaker& maker) {
+    int index;
+    SkTDDrawableArray& drawArray = maker.fDisplayList.fDrawList;
+    int count = drawArray.count();
+    for (index = 0; index < count; index++) {
+        SkDrawable* drawable = drawArray[index];
+        drawable->dumpEvents(); 
+    }
+    count = fEvents.count();
+    for (index = 0; index < count; index++) {
+        SkDisplayEvent* evt = fEvents[index];
+        evt->dumpEvent(&maker);
+    }
+}
+#endif
+
+// currently this only removes onLoad events
+void SkEvents::removeEvent(SkDisplayEvent::Kind kind, SkEventState* state) {
+    int keyCode = state ? state->fCode : 0;
+    SkDisplayable* displayable = state ? state->fDisplayable : NULL;
+    for (SkDisplayEvent** evtPtr = fEvents.begin(); evtPtr < fEvents.end(); evtPtr++) {
+        SkDisplayEvent* evt = *evtPtr;
+        if (evt->kind != kind)
+            continue;
+        if (evt->code != (SkKey) -1) {
+            if ((int) evt->code > keyCode || (int) (evt->fMax != (SkKey) -1 ? evt->fMax : evt->code) < keyCode)
+                continue;
+        }
+        if (evt->fTarget != NULL && evt->fTarget != displayable)
+            continue;
+        int index = fEvents.find(evt);
+        fEvents.remove(index);
+    }
+}