Merge WebKit at r75993: Move WebKit/android files to Source

Change-Id: Ifa871f8320bdb3a09fe189fffecc23f702c394b9

1 files changed, 215 insertions, 0 deletions

diff --git a/Source/WebKit/android/RenderSkinMediaButton.cpp b/Source/WebKit/android/RenderSkinMediaButton.cpp
new file mode 100644
index 0000000..090d55e
--- /dev/null
+++ b/Source/WebKit/android/RenderSkinMediaButton.cpp
@@ -0,0 +1,215 @@
+/*
+ * Copyright 2010, The Android Open Source Project
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
+ * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#define LOG_TAG "WebCore"
+
+#include "config.h"
+#include "android_graphics.h"
+#include "Document.h"
+#include "IntRect.h"
+#include "Node.h"
+#include "RenderObject.h"
+#include "RenderSkinMediaButton.h"
+#include "RenderSlider.h"
+#include "SkCanvas.h"
+#include "SkNinePatch.h"
+#include "SkRect.h"
+#include <utils/Debug.h>
+#include <utils/Log.h>
+#include <wtf/text/CString.h>
+
+struct PatchData {
+    const char* name;
+    int8_t outset, margin;
+};
+
+static const PatchData gFiles[] =
+    {
+        { "scrubber_primary_holo.9.png", 0, 0 }, // SLIDER_TRACK, left of the SLIDER_THUMB
+        { "ic_media_pause.png", 0, 0}, // PAUSE
+        { "ic_media_play.png", 0, 0 }, // PLAY
+        { "ic_media_pause.png", 0, 0 }, // MUTE
+        { "ic_media_rew.png", 0, 0 }, // REWIND
+        { "ic_media_ff.png", 0, 0 }, // FORWARD
+        { "ic_media_fullscreen.png", 0, 0 }, // FULLSCREEN
+        { "spinner_76_outer_holo.png", 0, 0 }, // SPINNER_OUTER
+        { "spinner_76_inner_holo.png", 0, 0 }, // SPINNER_INNER
+        { "ic_media_video_poster.png", 0, 0 }, // VIDEO
+        { "btn_media_player_disabled.9.png", 0, 0 }, // BACKGROUND_SLIDER
+        { "scrubber_track_holo_dark.9.png", 0, 0 },  // SLIDER_TRACK
+        { "scrubber_control_holo.png", 0, 0 }      // SLIDER_THUMB
+    };
+
+static SkBitmap gButton[sizeof(gFiles)/sizeof(gFiles[0])];
+static bool gDecoded;
+static bool gHighRes;
+
+namespace WebCore {
+
+void RenderSkinMediaButton::Init(android::AssetManager* am, String drawableDirectory)
+{
+    static bool gInited;
+    if (gInited)
+        return;
+
+    gInited = true;
+    gDecoded = true;
+    gHighRes = drawableDirectory[drawableDirectory.length() - 5] == 'h';
+    for (size_t i = 0; i < sizeof(gFiles)/sizeof(gFiles[0]); i++) {
+        String path = drawableDirectory + gFiles[i].name;
+        if (!RenderSkinAndroid::DecodeBitmap(am, path.utf8().data(), &gButton[i])) {
+            gDecoded = false;
+            LOGD("RenderSkinButton::Init: button assets failed to decode\n\tBrowser buttons will not draw");
+            break;
+        }
+    }
+}
+
+void RenderSkinMediaButton::Draw(SkCanvas* canvas, const IntRect& r, int buttonType,
+                                 bool translucent, RenderObject* o)
+{
+    // If we failed to decode, do nothing.  This way the browser still works,
+    // and webkit will still draw the label and layout space for us.
+    if (!gDecoded) {
+        return;
+    }
+
+    bool drawsNinePatch = false;
+    bool drawsImage = true;
+    bool drawsBackgroundColor = true;
+
+    int ninePatchIndex = 0;
+    int imageIndex = 0;
+
+    SkRect bounds(r);
+    SkScalar imageMargin = 8;
+    SkPaint paint;
+
+    int alpha = 255;
+    if (translucent)
+        alpha = 190;
+
+    SkColor backgroundColor = SkColorSetARGB(alpha, 34, 34, 34);
+    SkColor trackBackgroundColor = SkColorSetARGB(255, 100, 100, 100);
+    paint.setColor(backgroundColor);
+    paint.setFlags(SkPaint::kFilterBitmap_Flag);
+
+    switch (buttonType) {
+    case PAUSE:
+    case PLAY:
+    case MUTE:
+    case REWIND:
+    case FORWARD:
+    case FULLSCREEN:
+    {
+         imageIndex = buttonType + 1;
+         paint.setColor(backgroundColor);
+         break;
+    }
+    case SPINNER_OUTER:
+    case SPINNER_INNER:
+    case VIDEO:
+    {
+         drawsBackgroundColor = false;
+         imageIndex = buttonType + 1;
+         break;
+    }
+    case BACKGROUND_SLIDER:
+    {
+         drawsBackgroundColor = false;
+         drawsImage = false;
+         break;
+    }
+    case SLIDER_TRACK:
+    {
+         drawsNinePatch = true;
+         drawsImage = false;
+         ninePatchIndex = buttonType + 1;
+         break;
+    }
+    case SLIDER_THUMB:
+    {
+         drawsBackgroundColor = false;
+         imageMargin = 0;
+         imageIndex = buttonType + 1;
+         break;
+    }
+    default:
+         return;
+    }
+
+    if (drawsBackgroundColor) {
+        canvas->drawRect(r, paint);
+    }
+
+    if (drawsNinePatch) {
+        const PatchData& pd = gFiles[ninePatchIndex];
+        int marginValue = pd.margin + pd.outset;
+
+        SkIRect margin;
+        margin.set(marginValue, marginValue, marginValue, marginValue);
+        if (buttonType == SLIDER_TRACK) {
+            // Cut the height in half (with some extra slop determined by trial
+            // and error to get the placement just right.
+            SkScalar quarterHeight = SkScalarHalf(SkScalarHalf(bounds.height()));
+            bounds.fTop += quarterHeight + SkScalarHalf(3);
+            bounds.fBottom += -quarterHeight + SK_ScalarHalf;
+            if (o && o->isSlider()) {
+                RenderSlider* slider = toRenderSlider(o);
+                IntRect thumb = slider->thumbRect();
+                // Inset the track by half the width of the thumb, so the track
+                // does not appear to go beyond the space where the thumb can
+                // be.
+                SkScalar thumbHalfWidth = SkIntToScalar(thumb.width()/2);
+                bounds.fLeft += thumbHalfWidth;
+                bounds.fRight -= thumbHalfWidth;
+                if (thumb.x() > 0) {
+                    // The video is past the starting point.  Show the area to
+                    // left of the thumb as having been played.
+                    SkScalar alreadyPlayed = SkIntToScalar(thumb.center().x() + r.x());
+                    SkRect playedRect(bounds);
+                    playedRect.fRight = alreadyPlayed;
+                    SkNinePatch::DrawNine(canvas, playedRect, gButton[0], margin);
+                    bounds.fLeft = alreadyPlayed;
+                }
+
+            }
+        }
+        SkNinePatch::DrawNine(canvas, bounds, gButton[ninePatchIndex], margin);
+    }
+
+    if (drawsImage) {
+        SkScalar SIZE = gButton[imageIndex].width();
+        SkScalar width = r.width();
+        SkScalar scale = SkScalarDiv(width - 2*imageMargin, SIZE);
+        int saveScaleCount = canvas->save();
+        canvas->translate(bounds.fLeft + imageMargin, bounds.fTop + imageMargin);
+        canvas->scale(scale, scale);
+        canvas->drawBitmap(gButton[imageIndex], 0, 0, &paint);
+        canvas->restoreToCount(saveScaleCount);
+    }
+}
+
+} // WebCore