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Diffstat (limited to 'Source/WebKit/android/RenderSkinCombo.cpp')
| -rw-r--r-- | Source/WebKit/android/RenderSkinCombo.cpp | 213 |
1 files changed, 0 insertions, 213 deletions
diff --git a/Source/WebKit/android/RenderSkinCombo.cpp b/Source/WebKit/android/RenderSkinCombo.cpp deleted file mode 100644 index 1711cfa..0000000 --- a/Source/WebKit/android/RenderSkinCombo.cpp +++ /dev/null @@ -1,213 +0,0 @@ -/* - * 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 "RenderSkinCombo.h" - -#include "Document.h" -#include "Element.h" -#include "Node.h" -#include "NodeRenderStyle.h" -#include "RenderStyle.h" -#include "SkCanvas.h" -#include "SkNinePatch.h" -#include <utils/AssetManager.h> -#include <wtf/text/CString.h> - -extern android::AssetManager* globalAssetManager(); - -namespace WebCore { - -// Indicates if the entire asset is being drawn, or if the border is being -// excluded and just the arrow drawn. -enum BorderStyle { - FullAsset, - NoBorder, - BorderStyleCount // Keep at the end. -}; - -// There are 2.5 different concepts of a 'border' here, which results -// in rather a lot of magic constants. - -// Firstly, we have the extra padding that webkit needs to know about, -// which defines how much bigger this element is made by the -// asset. This is actually a bit broader than the actual border on the -// asset, to make things look less cramped. The border is the same -// width on all sides, except on the right when it's significantly -// wider to allow for the arrow. -const int RenderSkinCombo::arrowMargin[ResolutionCount] = { - 16, // Medium resolution - 25, // High resolution - 34 // Extra high resolution -}; -const int RenderSkinCombo::padMargin[ResolutionCount] = { - 1, // Medium resolution - 1, // High resolution - 1 // Extra high resolution -}; - -namespace { -// Then we have the borders used for the 9-patch stretch. The -// rectangle at the centre of these borders is entirely below and to -// the left of the arrow in the asset. Hence the border widths are the -// same for the bottom and left, but are different for the top. The -// right hand border width happens to be the same as arrowMargin -// defined above. -const int stretchMargin[RenderSkinAndroid::ResolutionCount] = { // border width for the bottom and left of the 9-patch - 2, // Medium resolution - 2, // High resolution - 3 // Extra high resolution - -}; -const int stretchTop[RenderSkinAndroid::ResolutionCount] = { // border width for the top of the 9-patch - 16, // Medium resolution - 23, // High resolution - 32 // Extra high resolution -}; - -// Finally, if the border is defined by the CSS, we only draw the -// arrow and not the border. We do this by drawing the relevant subset -// of the bitmap, which must now be precisely determined by what's in -// the asset with no extra padding to make things look properly -// spaced. The border to remove at the top, right and bottom of the -// image is the same as stretchMargin above, but we need to know the width -// of the arrow. -const int arrowWidth[RenderSkinAndroid::ResolutionCount] = { - 18, // Medium resolution - 27, // High resolution - 36 // Extra high resolution -}; - -// scale factors for various resolutions -const float scaleFactor[RenderSkinAndroid::ResolutionCount] = { - 1.0f, // medium res - 1.5f, // high res - 2.0f // extra high res -}; - -// Store the calculated 9 patch margins for each border style. -SkIRect margin[BorderStyleCount]; - -SkBitmap bitmaps[2][BorderStyleCount]; // Collection of assets for a combo box - 2 states (enabled/disabled) -bool isDecodingAttempted = false; // True if we've tried to decode the assets -bool isDecoded = false; // True if all assets were decoded - -} // namespace - -int RenderSkinCombo::minHeight() { - return SkScalarRound(stretchTop[RenderSkinAndroid::DrawableResolution()] - / scaleFactor[RenderSkinAndroid::DrawableResolution()]); -} - -void RenderSkinCombo::Decode() -{ - if (isDecodingAttempted) - return; - - isDecodingAttempted = true; - isDecoded = false; - - android::AssetManager* am = globalAssetManager(); - - String drawableDirectory = RenderSkinAndroid::DrawableDirectory(); - Resolution res = RenderSkinAndroid::DrawableResolution(); - - isDecoded = RenderSkinAndroid::DecodeBitmap(am, (drawableDirectory + "combobox_nohighlight.png").utf8().data(), &bitmaps[kNormal][FullAsset]); - isDecoded &= RenderSkinAndroid::DecodeBitmap(am, (drawableDirectory + "combobox_disabled.png").utf8().data(), &bitmaps[kDisabled][FullAsset]); - - int width = bitmaps[kNormal][FullAsset].width(); - int height = bitmaps[kNormal][FullAsset].height(); - SkIRect subset; - subset.set(width - arrowWidth[res], 0, width, height); - bitmaps[kNormal][FullAsset].extractSubset(&bitmaps[kNormal][NoBorder], subset); - bitmaps[kDisabled][FullAsset].extractSubset(&bitmaps[kDisabled][NoBorder], subset); - - // Calculate 9 patch margins. - SkIRect fullAssetMargin; - fullAssetMargin.fLeft = stretchMargin[res]; - fullAssetMargin.fTop = stretchMargin[res]; - fullAssetMargin.fRight = arrowMargin[res] + stretchMargin[res]; - fullAssetMargin.fBottom = stretchTop[res]; - - SkIRect noBorderMargin; - noBorderMargin.fLeft = 0; - noBorderMargin.fTop = stretchTop[res]; - noBorderMargin.fRight = 0; - noBorderMargin.fBottom = stretchMargin[res]; - - margin[FullAsset] = fullAssetMargin; - margin[NoBorder] = noBorderMargin; -} - -bool RenderSkinCombo::Draw(SkCanvas* canvas, Node* element, int x, int y, int width, int height) -{ - if (!isDecodingAttempted) - Decode(); - - if (!isDecoded) - return true; - - int resolution = RenderSkinAndroid::DrawableResolution(); - State state = (element->isElementNode() && static_cast<Element*>(element)->isEnabledFormControl()) ? kNormal : kDisabled; - height = std::max(height, (stretchMargin[resolution] * 2)); - - SkRect bounds; - BorderStyle drawBorder = FullAsset; - - bounds.set(SkIntToScalar(x+1), SkIntToScalar(y+1), SkIntToScalar(x + width-1), SkIntToScalar(y + height-1)); - RenderStyle* style = element->renderStyle(); - SkPaint paint; - paint.setColor(style->visitedDependentColor(CSSPropertyBackgroundColor).rgb()); - canvas->drawRect(bounds, paint); - - bounds.set(SkIntToScalar(x), SkIntToScalar(y), SkIntToScalar(x + width), SkIntToScalar(y + height)); - - // If this is an appearance where RenderTheme::paint returns true - // without doing anything, this means that - // RenderBox::PaintBoxDecorationWithSize will end up painting the - // border, so we shouldn't paint a border here. - if (style->appearance() == MenulistButtonPart || - style->appearance() == ListboxPart || - style->appearance() == TextFieldPart || - style->appearance() == TextAreaPart) { - bounds.fLeft += SkIntToScalar(width - RenderSkinCombo::extraWidth()); - bounds.fRight -= SkIntToScalar(style->borderRightWidth()); - bounds.fTop += SkIntToScalar(style->borderTopWidth()); - bounds.fBottom -= SkIntToScalar(style->borderBottomWidth()); - drawBorder = NoBorder; - } - float scale = scaleFactor[resolution]; - bounds.fLeft = bounds.fLeft * scale; - bounds.fRight = bounds.fRight * scale; - bounds.fTop = bounds.fTop * scale; - bounds.fBottom = bounds.fBottom * scale; - int count = canvas->save(); - canvas->scale(1.0f / scale, 1.0f / scale); - SkNinePatch::DrawNine(canvas, bounds, bitmaps[state][drawBorder], margin[drawBorder]); - canvas->restoreToCount(count); - return false; -} - -} // namspace WebCore |