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Diffstat (limited to 'Source/WebKit/android/RenderSkinRadio.cpp')
-rw-r--r-- | Source/WebKit/android/RenderSkinRadio.cpp | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/Source/WebKit/android/RenderSkinRadio.cpp b/Source/WebKit/android/RenderSkinRadio.cpp new file mode 100644 index 0000000..5dfee4a --- /dev/null +++ b/Source/WebKit/android/RenderSkinRadio.cpp @@ -0,0 +1,100 @@ +/* + * Copyright 2006, 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. + */ + +#include "config.h" +#include "RenderSkinRadio.h" + +#include "android_graphics.h" +#include "Document.h" +#include "Element.h" +#include "InputElement.h" +#include "IntRect.h" +#include "Node.h" +#include "RenderSkinAndroid.h" +#include "SkBitmap.h" +#include "SkCanvas.h" +#include "SkRect.h" +#include <wtf/text/CString.h> + +static const char* checks[] = { "btn_check_off_holo.png", + "btn_check_on_holo.png", + "btn_radio_off_holo.png", + "btn_radio_on_holo.png"}; +// Matches the width of the bitmap +static SkScalar SIZE; + +namespace WebCore { + +static SkBitmap s_bitmap[4]; +static bool s_decoded; + +void RenderSkinRadio::Init(android::AssetManager* am, String drawableDirectory) +{ + if (s_decoded) + return; + String path = drawableDirectory + checks[0]; + s_decoded = RenderSkinAndroid::DecodeBitmap(am, path.utf8().data(), &s_bitmap[0]); + path = drawableDirectory + checks[1]; + s_decoded = RenderSkinAndroid::DecodeBitmap(am, path.utf8().data(), &s_bitmap[1]) && s_decoded; + path = drawableDirectory + checks[2]; + s_decoded = RenderSkinAndroid::DecodeBitmap(am, path.utf8().data(), &s_bitmap[2]) && s_decoded; + path = drawableDirectory + checks[3]; + s_decoded = RenderSkinAndroid::DecodeBitmap(am, path.utf8().data(), &s_bitmap[3]) && s_decoded; + SIZE = SkIntToScalar(s_bitmap[0].width()); +} + +void RenderSkinRadio::Draw(SkCanvas* canvas, Node* element, const IntRect& ir, + bool isCheckBox) +{ + if (!s_decoded || !element) { + return; + } + SkRect r(ir); + // Set up a paint to with filtering to look better. + SkPaint paint; + paint.setFlags(SkPaint::kFilterBitmap_Flag); + int saveScaleCount = 0; + + if (!element->isElementNode() || + !static_cast<Element*>(element)->isEnabledFormControl()) { + paint.setAlpha(0x80); + } + SkScalar width = r.width(); + SkScalar scale = SkScalarDiv(width, SIZE); + saveScaleCount = canvas->save(); + canvas->translate(r.fLeft, r.fTop); + canvas->scale(scale, scale); + + bool checked = false; + if (InputElement* inputElement = toInputElement(static_cast<Element*>(element))) { + checked = inputElement->isChecked(); + } + + canvas->drawBitmap(s_bitmap[checked + 2*(!isCheckBox)], + 0, 0, &paint); + canvas->restoreToCount(saveScaleCount); +} + +} //WebCore |