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/*
* 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 APPLE COMPUTER, INC. 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 "IntRect.h"
#include "Node.h"
#include "RenderSkinAndroid.h"
#include "SkBitmap.h"
#include "SkCanvas.h"
#include "SkRect.h"
static const char* checks[] = { "res/drawable/checkbox_off_background.png", "res/drawable/checkbox_on_background.png",
"res/drawable/radiobutton_off_background.png", "res/drawable/radiobutton_on_background.png"};
static const SkScalar SIZE = SkIntToScalar(19); // Default height and width - corresponds with the bitmap - perhaps we should query the bitmap.
namespace WebCore {
static SkBitmap s_bitmap[4];
static bool s_decoded;
void RenderSkinRadio::Init(android::AssetManager* am)
{
if (s_decoded)
return;
s_decoded = RenderSkinAndroid::DecodeBitmap(am, checks[0], &s_bitmap[0]);
s_decoded = RenderSkinAndroid::DecodeBitmap(am, checks[1], &s_bitmap[1]) && s_decoded;
s_decoded = RenderSkinAndroid::DecodeBitmap(am, checks[2], &s_bitmap[2]) && s_decoded;
s_decoded = RenderSkinAndroid::DecodeBitmap(am, checks[3], &s_bitmap[3]) && s_decoded;
}
void RenderSkinRadio::Draw(SkCanvas* canvas, Node* element, const IntRect& ir,
bool isCheckBox)
{
if (!s_decoded || !element) {
return;
}
SkRect r;
android_setrect(&r, ir);
int saveLayerCount = 0;
int saveScaleCount = 0;
if (!element->isEnabled()) {
saveLayerCount = canvas->saveLayerAlpha(&r, 0x80);
}
SkScalar width = r.width();
if (SIZE != width) {
SkScalar scale = SkScalarDiv(width, SIZE);
saveScaleCount = canvas->scale(scale, scale);
}
canvas->drawBitmap(s_bitmap[element->isChecked() + 2*(!isCheckBox)],
r.fLeft, r.fTop, NULL);
if (saveLayerCount != 0) {
canvas->restoreToCount(saveLayerCount);
} else if (saveScaleCount != 0) {
canvas->restoreToCount(saveScaleCount);
}
return;
}
} //WebCore
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